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1 | <?php |
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2 | |
9fa49e22 |
3 | /////////////////////////////////////////////////////////////////////////// |
4 | // weblib.php - functions for web output |
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5 | // |
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6 | // Library of all general-purpose Moodle PHP functions and constants |
7 | // that produce HTML output |
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8 | // |
9fa49e22 |
9 | /////////////////////////////////////////////////////////////////////////// |
10 | // // |
11 | // NOTICE OF COPYRIGHT // |
12 | // // |
13 | // Moodle - Modular Object-Oriented Dynamic Learning Environment // |
14 | // http://moodle.com // |
15 | // // |
16 | // Copyright (C) 2001-2003 Martin Dougiamas http://dougiamas.com // |
17 | // // |
18 | // This program is free software; you can redistribute it and/or modify // |
19 | // it under the terms of the GNU General Public License as published by // |
20 | // the Free Software Foundation; either version 2 of the License, or // |
21 | // (at your option) any later version. // |
22 | // // |
23 | // This program is distributed in the hope that it will be useful, // |
24 | // but WITHOUT ANY WARRANTY; without even the implied warranty of // |
25 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // |
26 | // GNU General Public License for more details: // |
27 | // // |
28 | // http://www.gnu.org/copyleft/gpl.html // |
29 | // // |
30 | /////////////////////////////////////////////////////////////////////////// |
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31 | |
7cf1c7bd |
32 | /** |
33 | * Library of functions for web output |
34 | * |
35 | * Library of all general-purpose Moodle PHP functions and constants |
36 | * that produce HTML output |
37 | * |
38 | * Other main libraries: |
39 | * - datalib.php - functions that access the database. |
40 | * - moodlelib.php - general-purpose Moodle functions. |
41 | * @author Martin Dougiamas |
42 | * @version $Id$ |
43 | * @license http://opensource.org/licenses/gpl-license.php GNU Public License |
44 | * @package moodlecore |
45 | */ |
46 | |
0095d5cd |
47 | /// Constants |
48 | |
c1d57101 |
49 | /// Define text formatting types ... eventually we can add Wiki, BBcode etc |
7cf1c7bd |
50 | |
51 | /** |
52 | * Does all sorts of transformations and filtering |
53 | */ |
b0ccd3fb |
54 | define('FORMAT_MOODLE', '0'); // Does all sorts of transformations and filtering |
7cf1c7bd |
55 | |
56 | /** |
57 | * Plain HTML (with some tags stripped) |
58 | */ |
b0ccd3fb |
59 | define('FORMAT_HTML', '1'); // Plain HTML (with some tags stripped) |
7cf1c7bd |
60 | |
61 | /** |
62 | * Plain text (even tags are printed in full) |
63 | */ |
b0ccd3fb |
64 | define('FORMAT_PLAIN', '2'); // Plain text (even tags are printed in full) |
7cf1c7bd |
65 | |
66 | /** |
67 | * Wiki-formatted text |
68 | */ |
b0ccd3fb |
69 | define('FORMAT_WIKI', '3'); // Wiki-formatted text |
7cf1c7bd |
70 | |
71 | /** |
72 | * Markdown-formatted text http://daringfireball.net/projects/markdown/ |
73 | */ |
b0ccd3fb |
74 | define('FORMAT_MARKDOWN', '4'); // Markdown-formatted text http://daringfireball.net/projects/markdown/ |
0095d5cd |
75 | |
7cf1c7bd |
76 | |
77 | /** |
78 | * Allowed tags - string of html tags that can be tested against for safe html tags |
79 | * @global string $ALLOWED_TAGS |
80 | */ |
39dda0fc |
81 | $ALLOWED_TAGS = |
b0ccd3fb |
82 | '<p><br /><b><i><u><font><table><tbody><span><div><tr><td><th><ol><ul><dl><li><dt><dd><h1><h2><h3><h4><h5><h6><hr><img><a><strong><emphasis><em><sup><sub><address><cite><blockquote><pre><strike><embed><object><param><acronym><nolink><style><lang><tex><algebra><math><mi><mn><mo><mtext><mspace><ms><mrow><mfrac><msqrt><mroot><mstyle><merror><mpadded><mphantom><mfenced><msub><msup><msubsup><munder><mover><munderover><mmultiscripts><mtable><mtr><mtd><maligngroup><malignmark><maction><cn><ci><apply><reln><fn><interval><inverse><sep><condition><declare><lambda><compose><ident><quotient><exp><factorial><divide><max><min><minus><plus><power><rem><times><root><gcd><and><or><xor><not><implies><forall><exists><abs><conjugate><eq><neq><gt><lt><geq><leq><ln><log><int><diff><partialdiff><lowlimit><uplimit><bvar><degree><set><list><union><intersect><in><notin><subset><prsubset><notsubset><notprsubset><setdiff><sum><product><limit><tendsto><mean><sdev><variance><median><mode><moment><vector><matrix><matrixrow><determinant><transpose><selector><annotation><semantics><annotation-xml><tt><code>'; |
3fe3851d |
83 | |
84 | |
0095d5cd |
85 | /// Functions |
86 | |
7cf1c7bd |
87 | /** |
88 | * Add quotes to HTML characters |
89 | * |
90 | * Returns $var with HTML characters (like "<", ">", etc.) properly quoted. |
91 | * This function is very similar to {@link p()} |
92 | * |
93 | * @param string $var the string potentially containing HTML characters |
94 | * @return string |
95 | */ |
3662bce5 |
96 | function s($var) { |
c1d57101 |
97 | /// returns $var with HTML characters (like "<", ">", etc.) properly quoted, |
f9903ed0 |
98 | |
3662bce5 |
99 | if (empty($var)) { |
b0ccd3fb |
100 | return ''; |
3662bce5 |
101 | } |
7d8f674d |
102 | return htmlSpecialChars(stripslashes_safe($var)); |
f9903ed0 |
103 | } |
104 | |
7cf1c7bd |
105 | /** |
106 | * Add quotes to HTML characters |
107 | * |
108 | * Returns $var with HTML characters (like "<", ">", etc.) properly quoted. |
109 | * This function is very similar to {@link s()} |
110 | * |
111 | * @param string $var the string potentially containing HTML characters |
112 | * @return string |
113 | */ |
3662bce5 |
114 | function p($var) { |
c1d57101 |
115 | /// prints $var with HTML characters (like "<", ">", etc.) properly quoted, |
f9903ed0 |
116 | |
3662bce5 |
117 | if (empty($var)) { |
b0ccd3fb |
118 | echo ''; |
3662bce5 |
119 | } |
7d8f674d |
120 | echo htmlSpecialChars(stripslashes_safe($var)); |
f9903ed0 |
121 | } |
122 | |
7cf1c7bd |
123 | |
124 | /** |
125 | * Ensure that a variable is set |
126 | * |
127 | * Return $var if it is defined, otherwise return $default, |
128 | * This function is very similar to {@link optional_variable()} |
129 | * |
130 | * @param mixed $var the variable which may be unset |
131 | * @param mixed $default the value to return if $var is unset |
132 | * @return mixed |
133 | */ |
b0ccd3fb |
134 | function nvl(&$var, $default='') { |
ab9f24ad |
135 | /// if $var is undefined, return $default, otherwise return $var |
8553b700 |
136 | |
137 | return isset($var) ? $var : $default; |
138 | } |
f9903ed0 |
139 | |
7cf1c7bd |
140 | /** |
141 | * Remove query string from url |
142 | * |
143 | * Takes in a URL and returns it without the querystring portion |
144 | * |
145 | * @param string $url the url which may have a query string attached |
146 | * @return string |
147 | */ |
148 | function strip_querystring($url) { |
ab9f24ad |
149 | /// takes a URL and returns it without the querystring portion |
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150 | |
b9b8ab69 |
151 | if ($commapos = strpos($url, '?')) { |
152 | return substr($url, 0, $commapos); |
153 | } else { |
154 | return $url; |
155 | } |
f9903ed0 |
156 | } |
157 | |
7cf1c7bd |
158 | /** |
159 | * Returns the URL of the HTTP_REFERER, less the querystring portion |
160 | * @return string |
161 | */ |
f9903ed0 |
162 | function get_referer() { |
ab9f24ad |
163 | /// returns the URL of the HTTP_REFERER, less the querystring portion |
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164 | |
b0ccd3fb |
165 | return strip_querystring(nvl($_SERVER['HTTP_REFERER'])); |
f9903ed0 |
166 | } |
167 | |
c1d57101 |
168 | |
7cf1c7bd |
169 | /** |
170 | * Returns the name of the current script, WITH the querystring portion. |
171 | * this function is necessary because PHP_SELF and REQUEST_URI and SCRIPT_NAME |
172 | * return different things depending on a lot of things like your OS, Web |
173 | * server, and the way PHP is compiled (ie. as a CGI, module, ISAPI, etc.) |
174 | * NOTE: This function returns false if the global variables needed are not set. |
175 | * @return string |
176 | */ |
177 | function me() { |
c1d57101 |
178 | /// returns the name of the current script, WITH the querystring portion. |
eaa50dbc |
179 | /// this function is necessary because PHP_SELF and REQUEST_URI and SCRIPT_NAME |
c1d57101 |
180 | /// return different things depending on a lot of things like your OS, Web |
ab9f24ad |
181 | /// server, and the way PHP is compiled (ie. as a CGI, module, ISAPI, etc.) |
f9903ed0 |
182 | |
b0ccd3fb |
183 | if (!empty($_SERVER['REQUEST_URI'])) { |
184 | return $_SERVER['REQUEST_URI']; |
c1d57101 |
185 | |
b0ccd3fb |
186 | } else if (!empty($_SERVER['PHP_SELF'])) { |
187 | if (!empty($_SERVER['QUERY_STRING'])) { |
188 | return $_SERVER['PHP_SELF'] .'?'. $_SERVER['QUERY_STRING']; |
fced815c |
189 | } |
b0ccd3fb |
190 | return $_SERVER['PHP_SELF']; |
c1d57101 |
191 | |
b0ccd3fb |
192 | } else if (!empty($_SERVER['SCRIPT_NAME'])) { |
193 | if (!empty($_SERVER['QUERY_STRING'])) { |
194 | return $_SERVER['SCRIPT_NAME'] .'?'. $_SERVER['QUERY_STRING']; |
fced815c |
195 | } |
b0ccd3fb |
196 | return $_SERVER['SCRIPT_NAME']; |
fced815c |
197 | |
b0ccd3fb |
198 | } else if (!empty($_SERVER['URL'])) { // May help IIS (not well tested) |
199 | if (!empty($_SERVER['QUERY_STRING'])) { |
200 | return $_SERVER['URL'] .'?'. $_SERVER['QUERY_STRING']; |
16c4d82a |
201 | } |
b0ccd3fb |
202 | return $_SERVER['URL']; |
16c4d82a |
203 | |
b9b8ab69 |
204 | } else { |
b0ccd3fb |
205 | notify('Warning: Could not find any of these web server variables: $REQUEST_URI, $PHP_SELF, $SCRIPT_NAME or $URL'); |
bcdfe14e |
206 | return false; |
7fbd6b1c |
207 | } |
f9903ed0 |
208 | } |
209 | |
7cf1c7bd |
210 | /** |
211 | * Like me() but returns a full URL |
212 | * @see me() |
213 | * @link me() |
214 | * @return string |
215 | */ |
f9903ed0 |
216 | function qualified_me() { |
ab9f24ad |
217 | /// like me() but returns a full URL |
f9903ed0 |
218 | |
b0ccd3fb |
219 | if (!empty($_SERVER['SERVER_NAME'])) { |
220 | $hostname = $_SERVER['SERVER_NAME']; |
221 | } else if (!empty($_ENV['SERVER_NAME'])) { |
222 | $hostname = $_ENV['SERVER_NAME']; |
223 | } else if (!empty($_SERVER['HTTP_HOST'])) { |
224 | $hostname = $_SERVER['HTTP_HOST']; |
225 | } else if (!empty($_ENV['HTTP_HOST'])) { |
226 | $hostname = $_ENV['HTTP_HOST']; |
39e018b3 |
227 | } else { |
b0ccd3fb |
228 | notify('Warning: could not find the name of this server!'); |
bcdfe14e |
229 | return false; |
c1d57101 |
230 | } |
f77c261e |
231 | if (isset($_SERVER['HTTPS'])) { |
232 | $protocol = ($_SERVER['HTTPS'] == 'on') ? 'https://' : 'http://'; |
233 | } else if (isset($_SERVER['SERVER_PORT'])) { # Apache2 does not export $_SERVER['HTTPS'] |
234 | $protocol = ($_SERVER['SERVER_PORT'] == '443') ? 'https://' : 'http://'; |
235 | } else { |
236 | $protocol = 'http://'; |
237 | } |
f9903ed0 |
238 | |
39e018b3 |
239 | $url_prefix = $protocol.$hostname; |
b9b8ab69 |
240 | return $url_prefix . me(); |
f9903ed0 |
241 | } |
242 | |
7cf1c7bd |
243 | /** |
244 | * Determine if a web referer is valid |
245 | * |
246 | * Returns true if the referer is the same as the goodreferer. If |
247 | * the referer to test is not specified, use {@link qualified_me()}. |
248 | * If the admin has not set secure forms ($CFG->secureforms) then |
249 | * this function returns true regardless of a match. |
250 | * @uses $CFG |
251 | * @param string $goodreferer the url to compare to referer |
252 | * @return boolean |
253 | */ |
b0ccd3fb |
254 | function match_referer($goodreferer = '') { |
a0deb5db |
255 | /// returns true if the referer is the same as the goodreferer. If |
ab9f24ad |
256 | /// goodreferer is not specified, use qualified_me as the goodreferer |
60f18531 |
257 | global $CFG; |
258 | |
ae384ef1 |
259 | if (empty($CFG->secureforms)) { // Don't bother checking referer |
60f18531 |
260 | return true; |
261 | } |
f9903ed0 |
262 | |
b0ccd3fb |
263 | if ($goodreferer == 'nomatch') { // Don't bother checking referer |
a0deb5db |
264 | return true; |
265 | } |
266 | |
ab9f24ad |
267 | if (empty($goodreferer)) { |
268 | $goodreferer = qualified_me(); |
c1d57101 |
269 | } |
67b1b6c2 |
270 | |
9d54c2fb |
271 | $referer = get_referer(); |
272 | |
b0ccd3fb |
273 | return (($referer == $goodreferer) or ($referer == $CFG->wwwroot .'/')); |
f9903ed0 |
274 | } |
275 | |
7cf1c7bd |
276 | /** |
277 | * Determine if there is data waiting to be processed from a form |
278 | * |
279 | * Used on most forms in Moodle to check for data |
280 | * Returns the data as an object, if it's found. |
281 | * This object can be used in foreach loops without |
282 | * casting because it's cast to (array) automatically |
283 | * |
284 | * Checks that submitted POST data exists, and also |
285 | * checks the referer against the given url (it uses |
286 | * the current page if none was specified |
287 | * @uses $CFG |
288 | * @param string $url the url to compare to referer for secure forms |
289 | * @return boolean |
290 | */ |
b0ccd3fb |
291 | function data_submitted($url='') { |
36b4f985 |
292 | /// Used on most forms in Moodle to check for data |
293 | /// Returns the data as an object, if it's found. |
607809b3 |
294 | /// This object can be used in foreach loops without |
295 | /// casting because it's cast to (array) automatically |
ab9f24ad |
296 | /// |
297 | /// Checks that submitted POST data exists, and also |
298 | /// checks the referer against the given url (it uses |
36b4f985 |
299 | /// the current page if none was specified. |
300 | |
37208cd2 |
301 | global $CFG; |
302 | |
607809b3 |
303 | if (empty($_POST)) { |
36b4f985 |
304 | return false; |
607809b3 |
305 | |
36b4f985 |
306 | } else { |
307 | if (match_referer($url)) { |
607809b3 |
308 | return (object)$_POST; |
36b4f985 |
309 | } else { |
310 | if ($CFG->debug > 10) { |
b0ccd3fb |
311 | notice('The form did not come from this page! (referer = '. get_referer() .')'); |
36b4f985 |
312 | } |
313 | return false; |
314 | } |
315 | } |
316 | } |
317 | |
7cf1c7bd |
318 | /** |
319 | * Moodle replacement for php stripslashes() function |
320 | * |
321 | * The standard php stripslashes() removes ALL backslashes |
322 | * even from strings - so C:\temp becomes C:temp - this isn't good. |
323 | * This function should work as a fairly safe replacement |
324 | * to be called on quoted AND unquoted strings (to be sure) |
325 | * @param string the string to remove unsafe slashes from |
326 | * @return string |
327 | */ |
7d8f674d |
328 | function stripslashes_safe($string) { |
ab9f24ad |
329 | /// stripslashes() removes ALL backslashes even from strings |
7d8f674d |
330 | /// so C:\temp becomes C:temp ... this isn't good. |
ab9f24ad |
331 | /// The following should work as a fairly safe replacement |
7d8f674d |
332 | /// to be called on quoted AND unquoted strings (to be sure) |
333 | |
334 | $string = str_replace("\\'", "'", $string); |
335 | $string = str_replace('\\"', '"', $string); |
47b30797 |
336 | //$string = str_replace('\\\\', '\\', $string); // why? |
7d8f674d |
337 | return $string; |
338 | } |
f9903ed0 |
339 | |
7cf1c7bd |
340 | /** |
341 | * Given some normal text, this function will break up any |
342 | * long words to a given size, by inserting the given character |
343 | * @param string $string the string to be modified |
344 | * @param integer $maxsize maximum length of the string to be returned |
345 | * @param string $cutchar the string used to represent word breaks |
346 | * @return string |
347 | */ |
4a5644e5 |
348 | function break_up_long_words($string, $maxsize=20, $cutchar=' ') { |
ab9f24ad |
349 | /// Given some normal text, this function will break up any |
4a5644e5 |
350 | /// long words to a given size, by inserting the given character |
351 | |
5b07d990 |
352 | if (in_array(current_language(), array('ja', 'zh_cn', 'zh_tw', 'zh_tw_utf8'))) { // Multibyte languages |
353 | return $string; |
354 | } |
355 | |
4a5644e5 |
356 | $output = ''; |
357 | $length = strlen($string); |
358 | $wordlength = 0; |
359 | |
360 | for ($i=0; $i<$length; $i++) { |
361 | $char = $string[$i]; |
362 | if ($char == ' ' or $char == "\t" or $char == "\n" or $char == "\r") { |
363 | $wordlength = 0; |
364 | } else { |
365 | $wordlength++; |
366 | if ($wordlength > $maxsize) { |
367 | $output .= $cutchar; |
368 | $wordlength = 0; |
369 | } |
370 | } |
371 | $output .= $char; |
372 | } |
373 | return $output; |
374 | } |
375 | |
7cf1c7bd |
376 | /** |
377 | * This does a search and replace, ignoring case |
378 | * This function is only used for versions of PHP older than version 5 |
379 | * which do not have a native version of this function. |
380 | * Taken from the PHP manual, by bradhuizenga @ softhome.net |
381 | * @param string $find the string to search for |
382 | * @param string $replace the string to replace $find with |
383 | * @param string $string the string to search through |
384 | * return string |
385 | */ |
ce57cc79 |
386 | if (!function_exists('str_ireplace')) { /// Only exists in PHP 5 |
7ec2fc00 |
387 | function str_ireplace($find, $replace, $string) { |
72e4eac6 |
388 | /// This does a search and replace, ignoring case |
ce57cc79 |
389 | /// This function is only used for versions of PHP older than version 5 |
390 | /// which do not have a native version of this function. |
391 | /// Taken from the PHP manual, by bradhuizenga @ softhome.net |
7ec2fc00 |
392 | |
393 | if (!is_array($find)) { |
394 | $find = array($find); |
395 | } |
396 | |
397 | if(!is_array($replace)) { |
398 | if (!is_array($find)) { |
399 | $replace = array($replace); |
400 | } else { |
401 | // this will duplicate the string into an array the size of $find |
402 | $c = count($find); |
403 | $rString = $replace; |
404 | unset($replace); |
405 | for ($i = 0; $i < $c; $i++) { |
406 | $replace[$i] = $rString; |
407 | } |
408 | } |
409 | } |
410 | |
411 | foreach ($find as $fKey => $fItem) { |
412 | $between = explode(strtolower($fItem),strtolower($string)); |
413 | $pos = 0; |
414 | foreach($between as $bKey => $bItem) { |
415 | $between[$bKey] = substr($string,$pos,strlen($bItem)); |
416 | $pos += strlen($bItem) + strlen($fItem); |
417 | } |
418 | $string = implode($replace[$fKey],$between); |
72e4eac6 |
419 | } |
7ec2fc00 |
420 | return ($string); |
3fe3851d |
421 | } |
3fe3851d |
422 | } |
423 | |
7cf1c7bd |
424 | /** |
425 | * Locate the position of a string in another string |
426 | * |
427 | * This function is only used for versions of PHP older than version 5 |
428 | * which do not have a native version of this function. |
429 | * Taken from the PHP manual, by dmarsh @ spscc.ctc.edu |
430 | * @param string $haystack The string to be searched |
431 | * @param string $needle The string to search for |
432 | * @param integer $offset The position in $haystack where the search should begin. |
433 | */ |
ce57cc79 |
434 | if (!function_exists('stripos')) { /// Only exists in PHP 5 |
435 | function stripos($haystack, $needle, $offset=0) { |
436 | /// This function is only used for versions of PHP older than version 5 |
437 | /// which do not have a native version of this function. |
438 | /// Taken from the PHP manual, by dmarsh @ spscc.ctc.edu |
439 | return strpos(strtoupper($haystack), strtoupper($needle), $offset); |
440 | } |
441 | } |
442 | |
7cf1c7bd |
443 | /** |
444 | * Load a template from file |
445 | * |
446 | * Returns a (big) string containing the contents of a template file with all |
447 | * the variables interpolated. all the variables must be in the $var[] array or |
448 | * object (whatever you decide to use). |
449 | * |
450 | * <b>WARNING: do not use this on big files!!</b> |
451 | * @param string $filename Location on the server's filesystem where template can be found. |
452 | * @param mixed $var Passed in by reference. An array or object which will be loaded with data from the template file. |
453 | */ |
f9903ed0 |
454 | function read_template($filename, &$var) { |
c1d57101 |
455 | /// return a (big) string containing the contents of a template file with all |
456 | /// the variables interpolated. all the variables must be in the $var[] array or |
457 | /// object (whatever you decide to use). |
458 | /// |
ab9f24ad |
459 | /// WARNING: do not use this on big files!! |
f9903ed0 |
460 | |
b0ccd3fb |
461 | $temp = str_replace("\\", "\\\\", implode(file($filename), '')); |
b9b8ab69 |
462 | $temp = str_replace('"', '\"', $temp); |
463 | eval("\$template = \"$temp\";"); |
464 | return $template; |
f9903ed0 |
465 | } |
466 | |
7cf1c7bd |
467 | /** |
468 | * Set a variable's value depending on whether or not it already has a value. |
469 | * |
470 | * If variable is set, set it to the set_value otherwise set it to the |
471 | * unset_value. used to handle checkboxes when you are expecting them from |
472 | * a form |
473 | * @param mixed $var Passed in by reference. The variable to check. |
474 | * @param mixed $set_value The value to set $var to if $var already has a value. |
475 | * @param mixed $unset_value The value to set $var to if $var does not already have a value. |
476 | */ |
f9903ed0 |
477 | function checked(&$var, $set_value = 1, $unset_value = 0) { |
c1d57101 |
478 | /// if variable is set, set it to the set_value otherwise set it to the |
479 | /// unset_value. used to handle checkboxes when you are expecting them from |
ab9f24ad |
480 | /// a form |
f9903ed0 |
481 | |
b9b8ab69 |
482 | if (empty($var)) { |
483 | $var = $unset_value; |
484 | } else { |
485 | $var = $set_value; |
486 | } |
f9903ed0 |
487 | } |
488 | |
7cf1c7bd |
489 | /** |
490 | * Prints the word "checked" if a variable is true, otherwise prints nothing, |
491 | * used for printing the word "checked" in a checkbox form element |
492 | * @param boolean $var Variable to be checked for true value |
493 | * @param string $true_value Value to be printed if $var is true |
494 | * @param string $false_value Value to be printed if $var is false |
495 | */ |
b0ccd3fb |
496 | function frmchecked(&$var, $true_value = 'checked', $false_value = '') { |
c1d57101 |
497 | /// prints the word "checked" if a variable is true, otherwise prints nothing, |
ab9f24ad |
498 | /// used for printing the word "checked" in a checkbox form input |
f9903ed0 |
499 | |
b9b8ab69 |
500 | if ($var) { |
501 | echo $true_value; |
502 | } else { |
503 | echo $false_value; |
504 | } |
f9903ed0 |
505 | } |
506 | |
7cf1c7bd |
507 | /** |
508 | * This function will create a HTML link that will work on both |
509 | * Javascript and non-javascript browsers. |
510 | * Relies on the Javascript function openpopup in javascript.php |
511 | * $url must be relative to home page eg /mod/survey/stuff.php |
512 | * @param string $url Web link relative to home page |
513 | * @param string $name Name to be assigned to the popup window |
514 | * @param string $linkname Text to be displayed as web link |
515 | * @param integer $height Height to assign to popup window |
516 | * @param integer $width Height to assign to popup window |
517 | * @param string $title Text to be displayed as popup page title |
518 | * @param string $options List of additional options for popup window |
519 | * @todo Add code examples and list of some options that might be used. |
520 | * @param boolean $return Should the link to the popup window be returned as a string (true) or printed immediately (false)? |
521 | * @return string |
522 | * @uses $CFG |
523 | */ |
b0ccd3fb |
524 | function link_to_popup_window ($url, $name='popup', $linkname='click here', |
525 | $height=400, $width=500, $title='Popup window', $options='none', $return=false) { |
ab9f24ad |
526 | /// This will create a HTML link that will work on both |
c1d57101 |
527 | /// Javascript and non-javascript browsers. |
528 | /// Relies on the Javascript function openpopup in javascript.php |
529 | /// $url must be relative to home page eg /mod/survey/stuff.php |
f9903ed0 |
530 | |
ff80e012 |
531 | global $CFG; |
532 | |
b0ccd3fb |
533 | if ($options == 'none') { |
534 | $options = 'menubar=0,location=0,scrollbars,resizable,width='. $width .',height='. $height; |
b48f834c |
535 | } |
86aa7ccf |
536 | $fullscreen = 0; |
f9903ed0 |
537 | |
c80b7585 |
538 | if (!(strpos($url,$CFG->wwwroot) === false)) { // some log url entries contain _SERVER[HTTP_REFERRER] in which case wwwroot is already there. |
7cf1c7bd |
539 | $url = substr($url, strlen($CFG->wwwroot)+1); |
c80b7585 |
540 | } |
541 | |
b0ccd3fb |
542 | $link = '<a target="'. $name .'" title="'. $title .'" href="'. $CFG->wwwroot . $url .'" '. |
6ccf1c63 |
543 | "onclick=\"return openpopup('$url', '$name', '$options', $fullscreen);\">$linkname</a>\n"; |
1f2eec7b |
544 | if ($return) { |
545 | return $link; |
546 | } else { |
547 | echo $link; |
548 | } |
f9903ed0 |
549 | } |
550 | |
7cf1c7bd |
551 | /** |
552 | * This function will print a button submit form element |
553 | * that will work on both Javascript and non-javascript browsers. |
554 | * Relies on the Javascript function openpopup in javascript.php |
555 | * $url must be relative to home page eg /mod/survey/stuff.php |
556 | * @param string $url Web link relative to home page |
557 | * @param string $name Name to be assigned to the popup window |
558 | * @param string $linkname Text to be displayed as web link |
559 | * @param integer $height Height to assign to popup window |
560 | * @param integer $width Height to assign to popup window |
561 | * @param string $title Text to be displayed as popup page title |
562 | * @param string $options List of additional options for popup window |
563 | * @todo Add code examples and list of some options that might be used. |
564 | * @return string |
565 | * @uses $CFG |
566 | */ |
b0ccd3fb |
567 | function button_to_popup_window ($url, $name='popup', $linkname='click here', |
568 | $height=400, $width=500, $title='Popup window', $options='none') { |
ab9f24ad |
569 | /// This will create a HTML link that will work on both |
52f1b496 |
570 | /// Javascript and non-javascript browsers. |
571 | /// Relies on the Javascript function openpopup in javascript.php |
572 | /// $url must be relative to home page eg /mod/survey/stuff.php |
573 | |
574 | global $CFG; |
575 | |
b0ccd3fb |
576 | if ($options == 'none') { |
577 | $options = 'menubar=0,location=0,scrollbars,resizable,width='. $width .',height='. $height; |
52f1b496 |
578 | } |
579 | $fullscreen = 0; |
580 | |
b0ccd3fb |
581 | echo '<input type="button" name="popupwindow" title="'. $title .'" value="'. $linkname .' ..." '. |
ad954fc5 |
582 | "onClick=\"return openpopup('$url', '$name', '$options', $fullscreen);\" />\n"; |
52f1b496 |
583 | } |
584 | |
585 | |
7cf1c7bd |
586 | /** |
587 | * Prints a simple button to close a window |
588 | */ |
f9903ed0 |
589 | function close_window_button() { |
c1d57101 |
590 | /// Prints a simple button to close a window |
591 | |
b0ccd3fb |
592 | echo '<center>' . "\n"; |
593 | echo '<script type="text/javascript">' . "\n"; |
594 | echo '<!--' . "\n"; |
86aa7ccf |
595 | echo "document.write('<form>');\n"; |
66a51452 |
596 | echo "document.write('<input type=\"button\" onClick=\"self.close();\" value=\"".get_string("closewindow")."\" />');\n"; |
86aa7ccf |
597 | echo "document.write('</form>');\n"; |
b0ccd3fb |
598 | echo '-->' . "\n"; |
599 | echo '</script>' . "\n"; |
600 | echo '<noscript>' . "\n"; |
601 | echo '<a href="'. $_SERVER['HTTP_REFERER'] .'"><---</a>' . "\n"; |
602 | echo '</noscript>' . "\n"; |
603 | echo '</center>' . "\n"; |
f9903ed0 |
604 | } |
605 | |
606 | |
b0ccd3fb |
607 | function choose_from_menu ($options, $name, $selected='', $nothing='choose', $script='', $nothingvalue='0', $return=false) { |
c1d57101 |
608 | /// Given an array of value, creates a popup menu to be part of a form |
609 | /// $options["value"]["label"] |
ab9f24ad |
610 | |
b0ccd3fb |
611 | if ($nothing == 'choose') { |
612 | $nothing = get_string('choose') .'...'; |
618b22c5 |
613 | } |
614 | |
f9903ed0 |
615 | if ($script) { |
b0ccd3fb |
616 | $javascript = 'onchange="'. $script .'"'; |
9c9f7d77 |
617 | } else { |
b0ccd3fb |
618 | $javascript = ''; |
f9903ed0 |
619 | } |
9c9f7d77 |
620 | |
b0ccd3fb |
621 | $output = '<select name="'. $name .'" '. $javascript .'>' . "\n"; |
bda8d43a |
622 | if ($nothing) { |
b0ccd3fb |
623 | $output .= ' <option value="'. $nothingvalue .'"'. "\n"; |
cec0a0fc |
624 | if ($nothingvalue === $selected) { |
b0ccd3fb |
625 | $output .= ' selected="selected"'; |
bda8d43a |
626 | } |
b0ccd3fb |
627 | $output .= '>'. $nothing .'</option>' . "\n"; |
873960de |
628 | } |
607809b3 |
629 | if (!empty($options)) { |
630 | foreach ($options as $value => $label) { |
b0ccd3fb |
631 | $output .= ' <option value="'. $value .'"'; |
607809b3 |
632 | if ($value == $selected) { |
b0ccd3fb |
633 | $output .= ' selected="selected"'; |
607809b3 |
634 | } |
b0ccd3fb |
635 | if ($label === '') { |
636 | $output .= '>'. $value .'</option>' . "\n"; |
a20c1090 |
637 | } else { |
b0ccd3fb |
638 | $output .= '>'. $label .'</option>' . "\n"; |
607809b3 |
639 | } |
f9903ed0 |
640 | } |
641 | } |
b0ccd3fb |
642 | $output .= '</select>' . "\n"; |
08056730 |
643 | |
644 | if ($return) { |
645 | return $output; |
646 | } else { |
647 | echo $output; |
648 | } |
ab9f24ad |
649 | } |
f9903ed0 |
650 | |
b0ccd3fb |
651 | function popup_form ($common, $options, $formname, $selected='', $nothing='choose', $help='', $helptext='', $return=false, $targetwindow='self') { |
c1d57101 |
652 | /// Implements a complete little popup form |
653 | /// $common = the URL up to the point of the variable that changes |
654 | /// $options = A list of value-label pairs for the popup list |
655 | /// $formname = name must be unique on the page |
656 | /// $selected = the option that is already selected |
657 | /// $nothing = The label for the "no choice" option |
e5dfd0f3 |
658 | /// $help = The name of a help page if help is required |
659 | /// $helptext = The name of the label for the help button |
ab9f24ad |
660 | /// $return = Boolean indicating whether the function should return the text |
5b472756 |
661 | /// as a string or echo it directly to the page being rendered |
f9903ed0 |
662 | |
ab9f24ad |
663 | // TODO: |
664 | // |
665 | // * Make sure it's W3C conformant (<form name=""> has to go for example) |
666 | // * Code it in a way that doesn't require JS to be on. Example code: |
667 | // $selector .= '<form method="get" action="" style="display: inline;"><span>'; |
668 | // $selector .= '<input type="hidden" name="var" value="value" />'; |
669 | // if(!empty($morevars)) { |
670 | // $getarray = explode('&', $morevars); |
671 | // foreach($getarray as $thisvar) { |
672 | // $selector .= '<input type="hidden" name="'.strtok($thisvar, '=').'" value="'.strtok('=').'" />'; |
673 | // } |
674 | // } |
675 | // $selector .= '<select name="" onchange="form.submit();">'; |
676 | // foreach($options as $id => $text) { |
677 | // $selector .= "\n<option value='$id'"; |
678 | // if($option->id == $selected) { |
679 | // $selector .= ' selected'; |
680 | // } |
681 | // $selector .= '>'.$text."</option>\n"; |
682 | // } |
683 | // $selector .= '</select>'; |
684 | // $selector .= '<noscript id="unique_id" style="display: inline;"> <input type="submit" value="'.get_string('somestring').'" /></noscript>'; |
685 | // $selector .= '<script type="text/javascript">'."\n<!--\n".'document.getElementById("unique_id").style.display = "none";'."\n<!--\n".'</script>'; |
686 | // $selector .= '</span></form>'; |
687 | // |
688 | |
0d0baabf |
689 | global $CFG; |
87180677 |
690 | |
6f9f3b69 |
691 | if (empty($options)) { |
692 | return ''; |
693 | } |
0d0baabf |
694 | |
b0ccd3fb |
695 | if ($nothing == 'choose') { |
696 | $nothing = get_string('choose') .'...'; |
618b22c5 |
697 | } |
698 | |
6ccf1c63 |
699 | $startoutput = '<form action="" method="get" target="'.$CFG->framename.'" name="'.$formname.'">'; |
8f0cd6ef |
700 | $output = "<select name=\"popup\" onchange=\"$targetwindow.location=document.$formname.popup.options[document.$formname.popup.selectedIndex].value;\">\n"; |
f9903ed0 |
701 | |
b0ccd3fb |
702 | if ($nothing != '') { |
dfec7b01 |
703 | $output .= " <option value=\"javascript:void(0)\">$nothing</option>\n"; |
f9903ed0 |
704 | } |
705 | |
706 | foreach ($options as $value => $label) { |
b0ccd3fb |
707 | if (substr($label,0,2) == '--') { |
708 | $output .= ' <optgroup label="'. $label .'"></optgroup>'; // Plain labels |
3326450b |
709 | continue; |
d897cae4 |
710 | } else { |
b0ccd3fb |
711 | $output .= ' <option value="'. $common . $value .'"'; |
d897cae4 |
712 | if ($value == $selected) { |
6ccf1c63 |
713 | $output .= ' selected="selected"'; |
d897cae4 |
714 | } |
f9903ed0 |
715 | } |
716 | if ($label) { |
b0ccd3fb |
717 | $output .= '>'. $label .'</option>' . "\n"; |
f9903ed0 |
718 | } else { |
b0ccd3fb |
719 | $output .= '>'. $value .'</option>' . "\n"; |
f9903ed0 |
720 | } |
721 | } |
b0ccd3fb |
722 | $output .= '</select>'; |
723 | $output .= '</form>' . "\n"; |
d897cae4 |
724 | |
1f2eec7b |
725 | if ($help) { |
726 | $button = helpbutton($help, $helptext, 'moodle', true, false, '', true); |
727 | } else { |
728 | $button = ''; |
729 | } |
730 | |
d897cae4 |
731 | if ($return) { |
1f2eec7b |
732 | return $startoutput.$button.$output; |
d897cae4 |
733 | } else { |
1f2eec7b |
734 | echo $startoutput.$button.$output; |
d897cae4 |
735 | } |
f9903ed0 |
736 | } |
737 | |
738 | |
739 | |
740 | function formerr($error) { |
c1d57101 |
741 | /// Prints some red text |
f9903ed0 |
742 | if (!empty($error)) { |
b0ccd3fb |
743 | echo '<font color="#ff0000">'. $error .'</font>'; |
f9903ed0 |
744 | } |
745 | } |
746 | |
747 | |
748 | function validate_email ($address) { |
66a51452 |
749 | /// Validates an email to make sure it makes sense. |
f9903ed0 |
750 | return (ereg('^[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+'. |
751 | '@'. |
752 | '[-!#$%&\'*+\\/0-9=?A-Z^_`a-z{|}~]+\.'. |
753 | '[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+$', |
754 | $address)); |
755 | } |
756 | |
80035a89 |
757 | function detect_munged_arguments($string, $allowdots=1) { |
758 | if (substr_count($string, '..') > $allowdots) { // Sometimes we allow dots in references |
6c8e8b5e |
759 | return true; |
760 | } |
393c9b4f |
761 | if (ereg('[\|\`]', $string)) { // check for other bad characters |
6c8e8b5e |
762 | return true; |
763 | } |
f038d9a3 |
764 | if (empty($string) or $string == '/') { |
765 | return true; |
766 | } |
767 | |
6c8e8b5e |
768 | return false; |
769 | } |
770 | |
b0ccd3fb |
771 | function get_slash_arguments($file='file.php') { |
6ed3da1d |
772 | /// Searches the current environment variables for some slash arguments |
f9903ed0 |
773 | |
eaa50dbc |
774 | if (!$string = me()) { |
f9903ed0 |
775 | return false; |
776 | } |
eaa50dbc |
777 | |
6ed3da1d |
778 | $pathinfo = explode($file, $string); |
ab9f24ad |
779 | |
bcdfe14e |
780 | if (!empty($pathinfo[1])) { |
781 | return $pathinfo[1]; |
6ed3da1d |
782 | } else { |
783 | return false; |
784 | } |
785 | } |
786 | |
787 | function parse_slash_arguments($string, $i=0) { |
788 | /// Extracts arguments from "/foo/bar/something" |
789 | /// eg http://mysite.com/script.php/foo/bar/something |
f9903ed0 |
790 | |
6c8e8b5e |
791 | if (detect_munged_arguments($string)) { |
780db230 |
792 | return false; |
793 | } |
b0ccd3fb |
794 | $args = explode('/', $string); |
f9903ed0 |
795 | |
796 | if ($i) { // return just the required argument |
797 | return $args[$i]; |
798 | |
799 | } else { // return the whole array |
800 | array_shift($args); // get rid of the empty first one |
801 | return $args; |
802 | } |
803 | } |
804 | |
0095d5cd |
805 | function format_text_menu() { |
c1d57101 |
806 | /// Just returns an array of formats suitable for a popup menu |
b0ccd3fb |
807 | return array (FORMAT_MOODLE => get_string('formattext'), |
808 | FORMAT_HTML => get_string('formathtml'), |
809 | FORMAT_PLAIN => get_string('formatplain'), |
810 | FORMAT_WIKI => get_string('formatwiki'), |
811 | FORMAT_MARKDOWN => get_string('formatmarkdown')); |
0095d5cd |
812 | } |
813 | |
c4ae4fa1 |
814 | function format_text($text, $format=FORMAT_MOODLE, $options=NULL, $courseid=NULL ) { |
ab9f24ad |
815 | /// Given text in a variety of format codings, this function returns |
c1d57101 |
816 | /// the text as safe HTML. |
817 | /// |
818 | /// $text is raw text (originally from a user) |
819 | /// $format is one of the format constants, defined above |
0095d5cd |
820 | |
ab9f24ad |
821 | global $CFG, $course; |
c4ae4fa1 |
822 | |
f0aa2fed |
823 | if (!empty($CFG->cachetext)) { |
824 | $time = time() - $CFG->cachetext; |
825 | $md5key = md5($text); |
45121ffb |
826 | if ($cacheitem = get_record_select('cache_text', "md5key = '$md5key' AND timemodified > '$time'")) { |
f0aa2fed |
827 | return $cacheitem->formattedtext; |
828 | } |
829 | } |
830 | |
c4ae4fa1 |
831 | if (empty($courseid)) { |
8eaa4c61 |
832 | if (!empty($course->id)) { // An ugly hack for better compatibility |
c4ae4fa1 |
833 | $courseid = $course->id; |
834 | } |
835 | } |
a751a4e5 |
836 | |
8eaa4c61 |
837 | $CFG->currenttextiscacheable = true; // Default status - can be changed by any filter |
838 | |
0095d5cd |
839 | switch ($format) { |
73f8658c |
840 | case FORMAT_HTML: |
5f350e8f |
841 | replace_smilies($text); |
9d40806d |
842 | if (!isset($options->noclean)) { |
843 | $text = clean_text($text, $format); |
844 | } |
ed5bdd65 |
845 | $text = filter_text($text, $courseid); |
73f8658c |
846 | break; |
847 | |
6901fa79 |
848 | case FORMAT_PLAIN: |
849 | $text = htmlentities($text); |
ab892a4f |
850 | $text = rebuildnolinktag($text); |
b0ccd3fb |
851 | $text = str_replace(' ', ' ', $text); |
6901fa79 |
852 | $text = nl2br($text); |
6901fa79 |
853 | break; |
854 | |
d342c763 |
855 | case FORMAT_WIKI: |
963c3b55 |
856 | $text = wiki_to_html($text,$courseid); |
ab892a4f |
857 | $text = rebuildnolinktag($text); |
9d40806d |
858 | if (!isset($options->noclean)) { |
859 | $text = clean_text($text, $format); |
860 | } |
ed5bdd65 |
861 | $text = filter_text($text, $courseid); |
d342c763 |
862 | break; |
863 | |
e7cdcd18 |
864 | case FORMAT_MARKDOWN: |
865 | $text = markdown_to_html($text); |
9d40806d |
866 | if (!isset($options->noclean)) { |
867 | $text = clean_text($text, $format); |
868 | } |
7c3aa358 |
869 | replace_smilies($text); |
ed5bdd65 |
870 | $text = filter_text($text, $courseid); |
e7cdcd18 |
871 | break; |
872 | |
73f8658c |
873 | default: // FORMAT_MOODLE or anything else |
c9dda990 |
874 | if (!isset($options->smiley)) { |
875 | $options->smiley=true; |
876 | } |
877 | if (!isset($options->para)) { |
1a072208 |
878 | $options->para=true; |
c9dda990 |
879 | } |
b7a3d3b2 |
880 | if (!isset($options->newlines)) { |
881 | $options->newlines=true; |
882 | } |
883 | $text = text_to_html($text, $options->smiley, $options->para, $options->newlines); |
9d40806d |
884 | if (!isset($options->noclean)) { |
885 | $text = clean_text($text, $format); |
886 | } |
ed5bdd65 |
887 | $text = filter_text($text, $courseid); |
0095d5cd |
888 | break; |
0095d5cd |
889 | } |
f0aa2fed |
890 | |
8eaa4c61 |
891 | if (!empty($CFG->cachetext) and $CFG->currenttextiscacheable) { |
f0aa2fed |
892 | $newrecord->md5key = $md5key; |
893 | $newrecord->formattedtext = addslashes($text); |
894 | $newrecord->timemodified = time(); |
9d40806d |
895 | @insert_record('cache_text', $newrecord); |
f0aa2fed |
896 | } |
897 | |
898 | return $text; |
0095d5cd |
899 | } |
900 | |
d342c763 |
901 | function format_text_email($text, $format) { |
ab9f24ad |
902 | /// Given text in a variety of format codings, this function returns |
d342c763 |
903 | /// the text as plain text suitable for plain email. |
904 | /// |
905 | /// $text is raw text (originally from a user) |
906 | /// $format is one of the format constants, defined above |
907 | |
908 | switch ($format) { |
909 | |
910 | case FORMAT_PLAIN: |
911 | return $text; |
912 | break; |
913 | |
914 | case FORMAT_WIKI: |
915 | $text = wiki_to_html($text); |
5b472756 |
916 | /// This expression turns links into something nice in a text format. (Russell Jungwirth) |
917 | /// From: http://php.net/manual/en/function.eregi-replace.php and simplified |
76add072 |
918 | $text = eregi_replace('(<a [^<]*href=["|\']?([^ "\']*)["|\']?[^>]*>([^<]*)</a>)','\\3 [ \\2 ]', $text); |
7c55a29b |
919 | return strtr(strip_tags($text), array_flip(get_html_translation_table(HTML_ENTITIES))); |
d342c763 |
920 | break; |
921 | |
6ff45b59 |
922 | case FORMAT_HTML: |
923 | return html_to_text($text); |
924 | break; |
925 | |
e7cdcd18 |
926 | case FORMAT_MOODLE: |
927 | case FORMAT_MARKDOWN: |
67ccec43 |
928 | default: |
76add072 |
929 | $text = eregi_replace('(<a [^<]*href=["|\']?([^ "\']*)["|\']?[^>]*>([^<]*)</a>)','\\3 [ \\2 ]', $text); |
7c55a29b |
930 | return strtr(strip_tags($text), array_flip(get_html_translation_table(HTML_ENTITIES))); |
d342c763 |
931 | break; |
932 | } |
933 | } |
0095d5cd |
934 | |
e67b9e31 |
935 | |
c4ae4fa1 |
936 | function filter_text($text, $courseid=NULL) { |
ab9f24ad |
937 | /// Given some text in HTML format, this function will pass it |
e67b9e31 |
938 | /// through any filters that have been defined in $CFG->textfilterx |
ab9f24ad |
939 | /// The variable defines a filepath to a file containing the |
940 | /// filter function. The file must contain a variable called |
e67b9e31 |
941 | /// $textfilter_function which contains the name of the function |
c4ae4fa1 |
942 | /// with $courseid and $text parameters |
e67b9e31 |
943 | |
c4ae4fa1 |
944 | global $CFG; |
e67b9e31 |
945 | |
d523d2ea |
946 | if (!empty($CFG->textfilters)) { |
947 | $textfilters = explode(',', $CFG->textfilters); |
948 | foreach ($textfilters as $textfilter) { |
b0ccd3fb |
949 | if (is_readable($CFG->dirroot .'/'. $textfilter .'/filter.php')) { |
950 | include_once($CFG->dirroot .'/'. $textfilter .'/filter.php'); |
df1c4611 |
951 | $functionname = basename($textfilter).'_filter'; |
952 | if (function_exists($functionname)) { |
953 | $text = $functionname($courseid, $text); |
954 | } |
d523d2ea |
955 | } |
e67b9e31 |
956 | } |
957 | } |
d523d2ea |
958 | |
e67b9e31 |
959 | return $text; |
960 | } |
961 | |
962 | |
3da47524 |
963 | function clean_text($text, $format=FORMAT_MOODLE) { |
ab9f24ad |
964 | /// Given raw text (eg typed in by a user), this function cleans it up |
c1d57101 |
965 | /// and removes any nasty tags that could mess up Moodle pages. |
b7a3cf49 |
966 | |
fc120758 |
967 | global $ALLOWED_TAGS; |
3fe3851d |
968 | |
ab9f24ad |
969 | switch ($format) { |
e7cdcd18 |
970 | case FORMAT_PLAIN: |
971 | return $text; |
972 | |
973 | default: |
974 | |
09cbeb40 |
975 | /// Remove tags that are not allowed |
3fe3851d |
976 | $text = strip_tags($text, $ALLOWED_TAGS); |
e7cdcd18 |
977 | |
5b472756 |
978 | /// Remove script events |
ab9f24ad |
979 | $text = eregi_replace("([^a-z])language([[:space:]]*)=", "\\1Xlanguage=", $text); |
980 | $text = eregi_replace("([^a-z])on([a-z]+)([[:space:]]*)=", "\\1Xon\\2=", $text); |
6901fa79 |
981 | |
67ccec43 |
982 | /// Clean up embedded scripts and , using kses |
3bd7ffec |
983 | $text = cleanAttributes($text); |
e7cdcd18 |
984 | |
6901fa79 |
985 | return $text; |
0095d5cd |
986 | } |
b7a3cf49 |
987 | } |
f9903ed0 |
988 | |
e7cdcd18 |
989 | |
3bd7ffec |
990 | function cleanAttributes($str){ |
991 | /// This function takes a string and examines it for html tags. |
992 | /// If tags are detected it passes the string to a helper function cleanAttributes2 |
993 | /// which checks for attributes and filters them for malicious content |
67ccec43 |
994 | /// 17/08/2004 :: Eamon DOT Costello AT dcu DOT ie |
3bd7ffec |
995 | $result = preg_replace( |
996 | '%(<[^>]*(>|$)|>)%me', #search for html tags |
67ccec43 |
997 | "cleanAttributes2('\\1')", |
3bd7ffec |
998 | $str |
67ccec43 |
999 | ); |
3bd7ffec |
1000 | return $result; |
67ccec43 |
1001 | } |
1002 | |
3bd7ffec |
1003 | |
3bd7ffec |
1004 | function cleanAttributes2($htmlTag){ |
1005 | /// This function takes a string with an html tag and strips out any unallowed |
1006 | /// protocols e.g. javascript: |
1007 | /// It calls ancillary functions in kses which are prefixed by kses |
67ccec43 |
1008 | /// 17/08/2004 :: Eamon DOT Costello AT dcu DOT ie |
3bd7ffec |
1009 | |
1010 | global $CFG; |
b0ccd3fb |
1011 | require_once($CFG->libdir .'/kses.php'); |
3bd7ffec |
1012 | |
1013 | $htmlTag = kses_stripslashes($htmlTag); |
1014 | if (substr($htmlTag, 0, 1) != '<'){ |
1015 | return '>'; //a single character ">" detected |
1016 | } |
1017 | if (!preg_match('%^<\s*(/\s*)?([a-zA-Z0-9]+)([^>]*)>?$%', $htmlTag, $matches)){ |
67ccec43 |
1018 | return ''; // It's seriously malformed |
1019 | } |
3bd7ffec |
1020 | $slash = trim($matches[1]); //trailing xhtml slash |
67ccec43 |
1021 | $elem = $matches[2]; //the element name |
3bd7ffec |
1022 | $attrlist = $matches[3]; // the list of attributes as a string |
1023 | |
3df2c543 |
1024 | $allowed_protocols = array('http', 'https', 'ftp', 'news', 'mailto', 'teamspeak', 'gopher', 'color'); |
3bd7ffec |
1025 | $attrArray = kses_hair($attrlist, $allowed_protocols) ; |
1026 | |
67ccec43 |
1027 | $attStr = ''; |
3bd7ffec |
1028 | foreach ($attrArray as $arreach) |
1029 | { |
ec51c7fb |
1030 | $attStr .= ' '.strtolower($arreach['name']).'="'.$arreach['value'].'" '; |
3bd7ffec |
1031 | } |
1032 | $xhtml_slash = ''; |
1033 | if (preg_match('%/\s*$%', $attrlist)){ |
67ccec43 |
1034 | $xhtml_slash = ' /'; |
3bd7ffec |
1035 | } |
b0ccd3fb |
1036 | return '<'. $slash . $elem . $attStr . $xhtml_slash .'>'; |
3bd7ffec |
1037 | } |
1038 | |
1039 | |
5f350e8f |
1040 | function replace_smilies(&$text) { |
c1d57101 |
1041 | /// Replaces all known smileys in the text with image equivalents |
2ea9027b |
1042 | global $CFG; |
c1d57101 |
1043 | |
5b472756 |
1044 | /// this builds the mapping array only once |
617778f2 |
1045 | static $runonce = false; |
69081931 |
1046 | static $e = array(); |
1047 | static $img = array(); |
617778f2 |
1048 | static $emoticons = array( |
fbfc2675 |
1049 | ':-)' => 'smiley', |
1050 | ':)' => 'smiley', |
1051 | ':-D' => 'biggrin', |
1052 | ';-)' => 'wink', |
1053 | ':-/' => 'mixed', |
1054 | 'V-.' => 'thoughtful', |
1055 | ':-P' => 'tongueout', |
1056 | 'B-)' => 'cool', |
1057 | '^-)' => 'approve', |
1058 | '8-)' => 'wideeyes', |
1059 | ':o)' => 'clown', |
1060 | ':-(' => 'sad', |
1061 | ':(' => 'sad', |
1062 | '8-.' => 'shy', |
1063 | ':-I' => 'blush', |
1064 | ':-X' => 'kiss', |
1065 | '8-o' => 'surprise', |
1066 | 'P-|' => 'blackeye', |
1067 | '8-[' => 'angry', |
1068 | 'xx-P' => 'dead', |
1069 | '|-.' => 'sleepy', |
1070 | '}-]' => 'evil', |
2ea9027b |
1071 | ); |
1072 | |
fbfc2675 |
1073 | if ($runonce == false) { /// After the first time this is not run again |
617778f2 |
1074 | foreach ($emoticons as $emoticon => $image){ |
fbfc2675 |
1075 | $alttext = get_string($image, 'pix'); |
1076 | |
69081931 |
1077 | $e[] = $emoticon; |
b0ccd3fb |
1078 | $img[] = '<img alt="'. $alttext .'" width="15" height="15" src="'. $CFG->pixpath .'/s/'. $image.gif .'" />'; |
617778f2 |
1079 | } |
1080 | $runonce = true; |
c0f728ba |
1081 | } |
b7a3cf49 |
1082 | |
8dcd43f3 |
1083 | // Exclude from transformations all the code inside <script> tags |
1084 | // Needed to solve Bug 1185. Thanks to jouse 2001 detecting it. :-) |
1085 | // Based on code from glossary fiter by Williams Castillo. |
1086 | // - Eloy |
1087 | |
1088 | // Detect all the <script> zones to take out |
1089 | $excludes = array(); |
1090 | preg_match_all('/<script language(.+?)<\/script>/is',$text,$list_of_excludes); |
1091 | |
1092 | // Take out all the <script> zones from text |
1093 | foreach (array_unique($list_of_excludes[0]) as $key=>$value) { |
1094 | $excludes['<+'.$key.'+>'] = $value; |
1095 | } |
1096 | if ($excludes) { |
1097 | $text = str_replace($excludes,array_keys($excludes),$text); |
1098 | } |
1099 | |
fbfc2675 |
1100 | /// this is the meat of the code - this is run every time |
5f350e8f |
1101 | $text = str_replace($e, $img, $text); |
8dcd43f3 |
1102 | |
1103 | // Recover all the <script> zones to text |
1104 | if ($excludes) { |
1105 | $text = str_replace(array_keys($excludes),$excludes,$text); |
1106 | } |
1a072208 |
1107 | } |
0095d5cd |
1108 | |
b7a3d3b2 |
1109 | function text_to_html($text, $smiley=true, $para=true, $newlines=true) { |
c1d57101 |
1110 | /// Given plain text, makes it into HTML as nicely as possible. |
1111 | /// May contain HTML tags already |
f9903ed0 |
1112 | |
27326a3e |
1113 | global $CFG; |
1114 | |
c1d57101 |
1115 | /// Remove any whitespace that may be between HTML tags |
7b3be1b1 |
1116 | $text = eregi_replace(">([[:space:]]+)<", "><", $text); |
1117 | |
c1d57101 |
1118 | /// Remove any returns that precede or follow HTML tags |
0eae8049 |
1119 | $text = eregi_replace("([\n\r])<", " <", $text); |
1120 | $text = eregi_replace(">([\n\r])", "> ", $text); |
7b3be1b1 |
1121 | |
5f350e8f |
1122 | convert_urls_into_links($text); |
f9903ed0 |
1123 | |
c1d57101 |
1124 | /// Make returns into HTML newlines. |
b7a3d3b2 |
1125 | if ($newlines) { |
1126 | $text = nl2br($text); |
1127 | } |
f9903ed0 |
1128 | |
c1d57101 |
1129 | /// Turn smileys into images. |
d69cb7f4 |
1130 | if ($smiley) { |
5f350e8f |
1131 | replace_smilies($text); |
d69cb7f4 |
1132 | } |
f9903ed0 |
1133 | |
c1d57101 |
1134 | /// Wrap the whole thing in a paragraph tag if required |
909f539d |
1135 | if ($para) { |
b0ccd3fb |
1136 | return '<p>'.$text.'</p>'; |
909f539d |
1137 | } else { |
1138 | return $text; |
1139 | } |
f9903ed0 |
1140 | } |
1141 | |
963c3b55 |
1142 | function wiki_to_html($text,$courseid) { |
01d79966 |
1143 | /// Given Wiki formatted text, make it into XHTML using external function |
963c3b55 |
1144 | global $CFG; |
3e9ca9fb |
1145 | |
b0ccd3fb |
1146 | require_once($CFG->libdir .'/wiki.php'); |
3e9ca9fb |
1147 | |
01d79966 |
1148 | $wiki = new Wiki; |
963c3b55 |
1149 | return $wiki->format($text,$courseid); |
3e9ca9fb |
1150 | } |
1151 | |
e7cdcd18 |
1152 | function markdown_to_html($text) { |
1153 | /// Given Markdown formatted text, make it into XHTML using external function |
1154 | global $CFG; |
1155 | |
b0ccd3fb |
1156 | require_once($CFG->libdir .'/markdown.php'); |
e7cdcd18 |
1157 | |
1158 | return Markdown($text); |
1159 | } |
1160 | |
6ff45b59 |
1161 | function html_to_text($html) { |
1162 | /// Given HTML text, make it into plain text using external function |
428aaa29 |
1163 | global $CFG; |
6ff45b59 |
1164 | |
b0ccd3fb |
1165 | require_once($CFG->libdir .'/html2text.php'); |
6ff45b59 |
1166 | |
1167 | return html2text($html); |
1168 | } |
1169 | |
1170 | |
5f350e8f |
1171 | function convert_urls_into_links(&$text) { |
1172 | /// Given some text, it converts any URLs it finds into HTML links. |
1173 | |
1174 | /// Make lone URLs into links. eg http://moodle.com/ |
3405b212 |
1175 | $text = eregi_replace("([[:space:]]|^|\(|\[)([[:alnum:]]+)://([^[:space:]]*)([[:alnum:]#?/&=])", |
88438a58 |
1176 | "\\1<a href=\"\\2://\\3\\4\" target=\"newpage\">\\2://\\3\\4</a>", $text); |
5f350e8f |
1177 | |
1178 | /// eg www.moodle.com |
ab9f24ad |
1179 | $text = eregi_replace("([[:space:]]|^|\(|\[)www\.([^[:space:]]*)([[:alnum:]#?/&=])", |
88438a58 |
1180 | "\\1<a href=\"http://www.\\2\\3\" target=\"newpage\">www.\\2\\3</a>", $text); |
5f350e8f |
1181 | } |
1182 | |
ab9f24ad |
1183 | function highlight($needle, $haystack, $case=0, |
b0ccd3fb |
1184 | $left_string='<span class="highlight">', $right_string='</span>') { |
88438a58 |
1185 | /// This function will highlight search words in a given string |
1186 | /// It cares about HTML and will not ruin links. It's best to use |
1187 | /// this function after performing any conversions to HTML. |
1188 | /// Function found here: http://forums.devshed.com/t67822/scdaa2d1c3d4bacb4671d075ad41f0854.html |
1189 | |
69d51d3a |
1190 | if (empty($needle)) { |
1191 | return $haystack; |
1192 | } |
1193 | |
88438a58 |
1194 | $list_of_words = eregi_replace("[^-a-zA-Z0-9&']", " ", $needle); |
b0ccd3fb |
1195 | $list_array = explode(' ', $list_of_words); |
88438a58 |
1196 | for ($i=0; $i<sizeof($list_array); $i++) { |
1197 | if (strlen($list_array[$i]) == 1) { |
b0ccd3fb |
1198 | $list_array[$i] = ''; |
88438a58 |
1199 | } |
1200 | } |
b0ccd3fb |
1201 | $list_of_words = implode(' ', $list_array); |
88438a58 |
1202 | $list_of_words_cp = $list_of_words; |
1203 | $final = array(); |
1204 | preg_match_all('/<(.+?)>/is',$haystack,$list_of_words); |
1205 | |
1206 | foreach (array_unique($list_of_words[0]) as $key=>$value) { |
1207 | $final['<|'.$key.'|>'] = $value; |
1208 | } |
1209 | |
1210 | $haystack = str_replace($final,array_keys($final),$haystack); |
b0ccd3fb |
1211 | $list_of_words_cp = eregi_replace(' +', '|', $list_of_words_cp); |
88438a58 |
1212 | |
b0ccd3fb |
1213 | if ($list_of_words_cp{0}=='|') { |
1214 | $list_of_words_cp{0} = ''; |
88438a58 |
1215 | } |
b0ccd3fb |
1216 | if ($list_of_words_cp{strlen($list_of_words_cp)-1}=='|') { |
1217 | $list_of_words_cp{strlen($list_of_words_cp)-1}=''; |
88438a58 |
1218 | } |
b0ccd3fb |
1219 | $list_of_words_cp = '('. trim($list_of_words_cp) .')'; |
88438a58 |
1220 | |
1221 | if (!$case){ |
b0ccd3fb |
1222 | $haystack = eregi_replace($list_of_words_cp, $left_string ."\\1". $right_string, $haystack); |
88438a58 |
1223 | } else { |
b0ccd3fb |
1224 | $haystack = ereg_replace($list_of_words_cp, $left_string ."\\1". $right_string, $haystack); |
88438a58 |
1225 | } |
1226 | $haystack = str_replace(array_keys($final),$final,$haystack); |
1227 | |
1228 | return stripslashes($haystack); |
1229 | } |
1230 | |
1231 | function highlightfast($needle, $haystack) { |
c1d57101 |
1232 | /// This function will highlight instances of $needle in $haystack |
ab9f24ad |
1233 | /// It's faster that the above function and doesn't care about |
88438a58 |
1234 | /// HTML or anything. |
5af78ed2 |
1235 | |
1236 | $parts = explode(strtolower($needle), strtolower($haystack)); |
1237 | |
1238 | $pos = 0; |
1239 | |
1240 | foreach ($parts as $key => $part) { |
1241 | $parts[$key] = substr($haystack, $pos, strlen($part)); |
1242 | $pos += strlen($part); |
1243 | |
b0ccd3fb |
1244 | $parts[$key] .= '<span class="highlight">'.substr($haystack, $pos, strlen($needle)).'</span>'; |
5af78ed2 |
1245 | $pos += strlen($needle); |
ab9f24ad |
1246 | } |
5af78ed2 |
1247 | |
1248 | return (join('', $parts)); |
1249 | } |
1250 | |
f9903ed0 |
1251 | |
9fa49e22 |
1252 | /// STANDARD WEB PAGE PARTS /////////////////////////////////////////////////// |
1253 | |
b0ccd3fb |
1254 | function print_header ($title='', $heading='', $navigation='', $focus='', $meta='', |
1255 | $cache=true, $button=' ', $menu='', $usexml=false, $bodytags='') { |
9fa49e22 |
1256 | // $title - appears top of window |
1257 | // $heading - appears top of page |
1258 | // $navigation - premade navigation string |
1259 | // $focus - indicates form element eg inputform.password |
1260 | // $meta - meta tags in the header |
1261 | // $cache - should this page be cacheable? |
1262 | // $button - HTML code for a button (usually for module editing) |
66a51452 |
1263 | // $menu - HTML code for a popup menu |
1264 | // $usexml - use XML for this page |
63f3cbbd |
1265 | // $bodytags - this text will be included verbatim in the <body> tag (useful for onload() etc) |
1266 | |
e825f279 |
1267 | global $USER, $CFG, $THEME, $SESSION; |
9fa49e22 |
1268 | |
b3153e4b |
1269 | global $course; // This is a bit of an ugly hack to be gotten rid of later |
1270 | if (!empty($course->lang)) { |
1271 | $CFG->courselang = $course->lang; |
1272 | } |
1273 | |
b0ccd3fb |
1274 | if (file_exists($CFG->dirroot .'/theme/'. $CFG->theme .'/styles.php')) { |
9fa49e22 |
1275 | $styles = $CFG->stylesheet; |
1276 | } else { |
b0ccd3fb |
1277 | $styles = $CFG->wwwroot .'/theme/standard/styles.php'; |
9fa49e22 |
1278 | } |
1279 | |
b0ccd3fb |
1280 | if ($navigation == 'home') { |
9fa49e22 |
1281 | $home = true; |
b0ccd3fb |
1282 | $navigation = ''; |
9d378732 |
1283 | } else { |
1284 | $home = false; |
9fa49e22 |
1285 | } |
1286 | |
b0ccd3fb |
1287 | if ($button == '') { |
1288 | $button = ' '; |
9fa49e22 |
1289 | } |
1290 | |
1291 | if (!$menu and $navigation) { |
8a33e371 |
1292 | if (empty($CFG->loginhttps)) { |
1293 | $wwwroot = $CFG->wwwroot; |
1294 | } else { |
1295 | $wwwroot = str_replace('http','https',$CFG->wwwroot); |
1296 | } |
9fa49e22 |
1297 | if (isset($USER->id)) { |
b0ccd3fb |
1298 | $menu = '<font size="2"><a target="'. $CFG->framename .'" href="'. $wwwroot .'/login/logout.php">'. get_string('logout') .'</a></font>'; |
9fa49e22 |
1299 | } else { |
b0ccd3fb |
1300 | $menu = '<font size="2"><a target="'. $CFG->framename .'" href="'. $wwwroot .'/login/index.php">'. get_string('login') .'</a></font>'; |
9fa49e22 |
1301 | } |
1302 | } |
67ccec43 |
1303 | |
b4bac9b6 |
1304 | if (isset($SESSION->justloggedin)) { |
1305 | unset($SESSION->justloggedin); |
1306 | if (!empty($CFG->displayloginfailures)) { |
1307 | if (!empty($USER->username) and !isguest()) { |
1308 | if ($count = count_login_failures($CFG->displayloginfailures, $USER->username, $USER->lastlogin)) { |
1309 | $menu .= ' <font size="1">'; |
1310 | if (empty($count->accounts)) { |
1311 | $menu .= get_string('failedloginattempts', '', $count); |
1312 | } else { |
1313 | $menu .= get_string('failedloginattemptsall', '', $count); |
1314 | } |
1315 | if (isadmin()) { |
1316 | $menu .= ' (<a href="'.$CFG->wwwroot.'/course/log.php'. |
839f2456 |
1317 | '?chooselog=1&id=1&modid=site_errors">'.get_string('logs').'</a>)'; |
b4bac9b6 |
1318 | } |
1319 | $menu .= '</font>'; |
1320 | } |
1321 | } |
1322 | } |
1323 | } |
9fa49e22 |
1324 | |
47037513 |
1325 | // Add a stylesheet for the HTML editor |
1326 | $meta = "<style type=\"text/css\">@import url($CFG->wwwroot/lib/editor/htmlarea.css);</style>\n$meta\n"; |
1327 | |
cec0a0fc |
1328 | if (!empty($CFG->unicode)) { |
b0ccd3fb |
1329 | $encoding = 'utf-8'; |
a2fa19d8 |
1330 | } else if (!empty($CFG->courselang)) { |
b0ccd3fb |
1331 | $encoding = get_string('thischarset'); |
a2fa19d8 |
1332 | moodle_setlocale(); |
1333 | } else { |
1334 | if (!empty($SESSION->encoding)) { |
1335 | $encoding = $SESSION->encoding; |
1336 | } else { |
b0ccd3fb |
1337 | $SESSION->encoding = $encoding = get_string('thischarset'); |
a2fa19d8 |
1338 | } |
9fa49e22 |
1339 | } |
b0ccd3fb |
1340 | $meta = '<meta http-equiv="content-type" content="text/html; charset='. $encoding .'" />'. "\n". $meta ."\n"; |
03fe48e7 |
1341 | if (!$usexml) { |
1342 | @header('Content-type: text/html; charset='.$encoding); |
1343 | } |
9fa49e22 |
1344 | |
b0ccd3fb |
1345 | if ( get_string('thisdirection') == 'rtl' ) { |
1346 | $direction = ' dir="rtl"'; |
9fa49e22 |
1347 | } else { |
b0ccd3fb |
1348 | $direction = ' dir="ltr"'; |
9fa49e22 |
1349 | } |
ab9f24ad |
1350 | |
9fa49e22 |
1351 | if (!$cache) { // Do everything we can to prevent clients and proxies caching |
03fe48e7 |
1352 | @header('Expires: Mon, 20 Aug 1969 09:23:00 GMT'); |
1353 | @header('Last-Modified: ' . gmdate('D, d M Y H:i:s') . ' GMT'); |
1354 | @header('Cache-Control: no-store, no-cache, must-revalidate'); |
1355 | @header('Cache-Control: post-check=0, pre-check=0', false); |
1356 | @header('Pragma: no-cache'); |
1357 | |
b0ccd3fb |
1358 | $meta .= "\n".'<meta http-equiv="pragma" content="no-cache" />'; |
1359 | $meta .= "\n".'<meta http-equiv="expires" content="0" />'; |
66a51452 |
1360 | } |
1361 | |
1362 | if ($usexml) { // Added by Gustav Delius / Mad Alex for MathML output |
8f0cd6ef |
1363 | // Modified by Julian Sedding |
66a51452 |
1364 | $currentlanguage = current_language(); |
8f0cd6ef |
1365 | $mathplayer = preg_match("/MathPlayer/i", $_SERVER['HTTP_USER_AGENT']); |
1366 | if(!$mathplayer) { |
1367 | header('Content-Type: application/xhtml+xml'); |
1368 | } |
b0ccd3fb |
1369 | echo '<?xml version="1.0" ?>'."\n"; |
66a51452 |
1370 | if (!empty($CFG->xml_stylesheets)) { |
b0ccd3fb |
1371 | $stylesheets = explode(';', $CFG->xml_stylesheets); |
66a51452 |
1372 | foreach ($stylesheets as $stylesheet) { |
b0ccd3fb |
1373 | echo '<?xml-stylesheet type="text/xsl" href="'. $CFG->wwwroot .'/'. $stylesheet .'" ?>' . "\n"; |
66a51452 |
1374 | } |
1375 | } |
b0ccd3fb |
1376 | echo '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1'; |
e4576482 |
1377 | if (!empty($CFG->xml_doctype_extra)) { |
b0ccd3fb |
1378 | echo ' plus '. $CFG->xml_doctype_extra; |
e4576482 |
1379 | } |
b0ccd3fb |
1380 | echo '//' . strtoupper($currentlanguage) . '" "'. $CFG->xml_dtd .'">'."\n"; |
8f0cd6ef |
1381 | $direction = " xmlns=\"http://www.w3.org/1999/xhtml\" |
1382 | xmlns:math=\"http://www.w3.org/1998/Math/MathML\" |
1383 | xml:lang=\"en\" |
1384 | xmlns:xlink=\"http://www.w3.org/1999/xlink\" |
1385 | $direction"; |
1386 | if($mathplayer) { |
1387 | $meta .= '<object id="mathplayer" classid="clsid:32F66A20-7614-11D4-BD11-00104BD3F987">' . "\n"; |
b0ccd3fb |
1388 | $meta .= '<!--comment required to prevent this becoming an empty tag-->'."\n"; |
1389 | $meta .= '</object>'."\n"; |
8f0cd6ef |
1390 | $meta .= '<?import namespace="math" implementation="#mathplayer" ?>' . "\n"; |
1391 | } |
9fa49e22 |
1392 | } |
1393 | |
2eea2cce |
1394 | $title = str_replace('"', '"', $title); |
1d9fc417 |
1395 | $title = strip_tags($title); |
2eea2cce |
1396 | |
b0ccd3fb |
1397 | include ($CFG->dirroot .'/theme/'. $CFG->theme .'/header.html'); |
9fa49e22 |
1398 | } |
1399 | |
90fcc576 |
1400 | |
b0ccd3fb |
1401 | function print_header_simple($title='', $heading='', $navigation='', $focus='', $meta='', |
1402 | $cache=true, $button=' ', $menu='', $usexml=false, $bodytags='') { |
90fcc576 |
1403 | /// This version of print_header is simpler because the course name does not have to be |
1404 | /// provided explicitly in the strings. It can be used on the site page as in courses |
1405 | /// Eventually all print_header could be replaced by print_header_simple |
1406 | |
1407 | global $course; // The same hack is used in print_header |
1408 | |
1409 | $shortname =''; |
1410 | if ($course->category) { |
b0ccd3fb |
1411 | $shortname = '<a href="../../course/view.php?id='. $course->id .'">'. $course->shortname .'</a> ->'; |
90fcc576 |
1412 | } |
1413 | |
b0ccd3fb |
1414 | print_header($course->shortname .': '. $title, $course->fullname .' '. $heading, $shortname .' '. $navigation, $focus, $meta, |
90fcc576 |
1415 | $cache, $button, $menu, $usexml, $bodytags); |
1416 | } |
629b5885 |
1417 | |
1418 | |
90fcc576 |
1419 | |
1f2eec7b |
1420 | function print_footer ($course=NULL, $usercourse=NULL) { |
ab9f24ad |
1421 | // Can provide a course object to make the footer contain a link to |
9fa49e22 |
1422 | // to the course home page, otherwise the link will go to the site home |
1423 | global $USER, $CFG, $THEME; |
1424 | |
9fa49e22 |
1425 | /// Course links |
1426 | if ($course) { |
b0ccd3fb |
1427 | if ($course == 'home') { // special case for site home page - please do not remove |
1428 | $homelink = '<p align="center"><a title="moodle '. $CFG->release .' ('. $CFG->version .')" href="http://moodle.org/" target="_blank">'; |
1429 | $homelink .= '<br /><img width="100" height="30" src="pix/moodlelogo.gif" border="0" /></a></p>'; |
9fa49e22 |
1430 | $course = get_site(); |
1431 | $homepage = true; |
1432 | } else { |
76c1650d |
1433 | $homelink = "<a target=\"{$CFG->framename}\" href=\"$CFG->wwwroot/course/view.php?id=$course->id\">$course->shortname</a>"; |
9fa49e22 |
1434 | } |
1435 | } else { |
b0ccd3fb |
1436 | $homelink = "<a target=\"{$CFG->framename}\" href=\"$CFG->wwwroot/\">".get_string('home').'</a>'; |
9fa49e22 |
1437 | $course = get_site(); |
1438 | } |
1439 | |
1f2eec7b |
1440 | if (!$usercourse) { |
1441 | $usercourse = $course; |
1442 | } |
1443 | |
9fa49e22 |
1444 | /// User links |
1f2eec7b |
1445 | $loggedinas = user_login_string($usercourse, $USER); |
a282d0ff |
1446 | |
b0ccd3fb |
1447 | include ($CFG->dirroot .'/theme/'. $CFG->theme .'/footer.html'); |
a282d0ff |
1448 | } |
1449 | |
b0ccd3fb |
1450 | function style_sheet_setup($lastmodified=0, $lifetime=300, $themename='') { |
1ddf9329 |
1451 | /// This function is called by stylesheets to set up the header |
1452 | /// approriately as well as the current path |
6535be85 |
1453 | |
1454 | global $CFG; |
ab9f24ad |
1455 | |
b0ccd3fb |
1456 | header('Last-Modified: ' . gmdate("D, d M Y H:i:s", $lastmodified) . ' GMT'); |
1457 | header('Expires: ' . gmdate("D, d M Y H:i:s", time() + $lifetime) . ' GMT'); |
1458 | header('Cache-control: max_age = '. $lifetime); |
1459 | header('Pragma: '); |
1460 | header('Content-type: text/css'); // Correct MIME type |
6535be85 |
1461 | |
1462 | if (!empty($themename)) { |
1463 | $CFG->theme = $themename; |
1464 | } |
1465 | |
b0ccd3fb |
1466 | return $CFG->wwwroot .'/theme/'. $CFG->theme; |
6535be85 |
1467 | |
1468 | } |
1469 | |
a282d0ff |
1470 | |
1471 | function user_login_string($course, $user=NULL) { |
1472 | global $USER, $CFG; |
1473 | |
8d2accb6 |
1474 | if (empty($user)) { |
a282d0ff |
1475 | $user = $USER; |
1476 | } |
1477 | |
1478 | if (isset($user->realuser)) { |
b0ccd3fb |
1479 | if ($realuser = get_record('user', 'id', $user->realuser)) { |
2d71e8ee |
1480 | $fullname = fullname($realuser, true); |
1481 | $realuserinfo = " [<a target=\"{$CFG->framename}\" |
1482 | href=\"$CFG->wwwroot/course/loginas.php?id=$course->id&return=$realuser->id\">$fullname</a>] "; |
9fa49e22 |
1483 | } |
9d378732 |
1484 | } else { |
b0ccd3fb |
1485 | $realuserinfo = ''; |
9fa49e22 |
1486 | } |
1487 | |
87180677 |
1488 | if (empty($CFG->loginhttps)) { |
1489 | $wwwroot = $CFG->wwwroot; |
1490 | } else { |
1491 | $wwwroot = str_replace('http','https',$CFG->wwwroot); |
1492 | } |
1493 | |
a282d0ff |
1494 | if (isset($user->id) and $user->id) { |
2d71e8ee |
1495 | $fullname = fullname($user, true); |
1496 | $username = "<a target=\"{$CFG->framename}\" href=\"$CFG->wwwroot/user/view.php?id=$user->id&course=$course->id\">$fullname</a>"; |
0ae7e6f4 |
1497 | if (isguest($user->id)) { |
b0ccd3fb |
1498 | $loggedinas = $realuserinfo.get_string('loggedinas', 'moodle', $username). |
1499 | " (<a target=\"{$CFG->framename}\" href=\"$wwwroot/login/index.php\">".get_string('login').'</a>)'; |
0ae7e6f4 |
1500 | } else { |
b0ccd3fb |
1501 | $loggedinas = $realuserinfo.get_string('loggedinas', 'moodle', $username). |
1502 | " (<a target=\"{$CFG->framename}\" href=\"$CFG->wwwroot/login/logout.php\">".get_string('logout').'</a>)'; |
0ae7e6f4 |
1503 | } |
9fa49e22 |
1504 | } else { |
b0ccd3fb |
1505 | $loggedinas = get_string('loggedinnot', 'moodle'). |
1506 | " (<a target=\"{$CFG->framename}\" href=\"$wwwroot/login/index.php\">".get_string('login').'</a>)'; |
9fa49e22 |
1507 | } |
a282d0ff |
1508 | return $loggedinas; |
9fa49e22 |
1509 | } |
1510 | |
1511 | |
9fa49e22 |
1512 | function print_navigation ($navigation) { |
1513 | global $CFG; |
1514 | |
1515 | if ($navigation) { |
1516 | if (! $site = get_site()) { |
b0ccd3fb |
1517 | $site->shortname = get_string('home');; |
9fa49e22 |
1518 | } |
50e4a15e |
1519 | $navigation = str_replace('->', '»', $navigation); |
1520 | echo "<a target=\"{$CFG->framename}\" href=\"$CFG->wwwroot/\">$site->shortname</a> » $navigation"; |
9fa49e22 |
1521 | } |
1522 | } |
1523 | |
d4df9200 |
1524 | function print_headline($text, $size=2) { |
b0ccd3fb |
1525 | echo '<b><font size="'. $size .'">'. $text .'</font></b><br />'."\n"; |
d4df9200 |
1526 | } |
1527 | |
b0ccd3fb |
1528 | function print_heading($text, $align='center', $size=3) { |
1529 | echo '<p align="'. $align .'"><font size="'. $size .'"><b>'. stripslashes_safe($text) .'</b></font></p>'; |
9fa49e22 |
1530 | } |
1531 | |
b0ccd3fb |
1532 | function print_heading_with_help($text, $helppage, $module='moodle', $icon='') { |
9fa49e22 |
1533 | // Centered heading with attached help button (same title text) |
c9f6251e |
1534 | // and optional icon attached |
b0ccd3fb |
1535 | echo '<p align="center"><font size="3">'. $icon .'<b>'. stripslashes_safe($text); |
9fa49e22 |
1536 | helpbutton($helppage, $text, $module); |
b0ccd3fb |
1537 | echo '</b></font></p>'; |
9fa49e22 |
1538 | } |
ab9f24ad |
1539 | |
9fa49e22 |
1540 | function print_continue($link) { |
9fa49e22 |
1541 | |
51a96819 |
1542 | global $CFG; |
1543 | |
9fa49e22 |
1544 | if (!$link) { |
b0ccd3fb |
1545 | $link = $_SERVER['HTTP_REFERER']; |
9fa49e22 |
1546 | } |
1547 | |
b0ccd3fb |
1548 | print_heading('<a target="'. $CFG->framename .'" href="'. $link .'">'. get_string('continue').'</a>'); |
9fa49e22 |
1549 | } |
1550 | |
1551 | |
b0ccd3fb |
1552 | function print_simple_box($message, $align='', $width='', $color='#FFFFFF', $padding=5, $class='generalbox') { |
9fa49e22 |
1553 | print_simple_box_start($align, $width, $color, $padding, $class); |
7d8f674d |
1554 | echo stripslashes_safe($message); |
9fa49e22 |
1555 | print_simple_box_end(); |
1556 | } |
1557 | |
b0ccd3fb |
1558 | function print_simple_box_start($align='', $width='', $color='#FFFFFF', $padding=5, $class='generalbox') { |
9fa49e22 |
1559 | global $THEME; |
1560 | |
1561 | if ($align) { |
b0ccd3fb |
1562 | $align = 'align="'. $align .'"'; |
9fa49e22 |
1563 | } |
1564 | if ($width) { |
b0ccd3fb |
1565 | $width = 'width="'. $width .'"'; |
9fa49e22 |
1566 | } |
9d378732 |
1567 | echo "<table $align $width class=\"$class\" border=\"0\" cellpadding=\"$padding\" cellspacing=\"0\"><tr><td bgcolor=\"$color\" class=\"$class"."content\">"; |
9fa49e22 |
1568 | } |
1569 | |
1570 | function print_simple_box_end() { |
b0ccd3fb |
1571 | echo '</td></tr></table>'; |
9fa49e22 |
1572 | } |
1573 | |
b0ccd3fb |
1574 | function print_single_button($link, $options, $label='OK', $method='get') { |
1575 | echo '<form action="'. $link .'" method="'. $method .'">'; |
9fa49e22 |
1576 | if ($options) { |
1577 | foreach ($options as $name => $value) { |
b0ccd3fb |
1578 | echo '<input type="hidden" name="'. $name .'" value="'. $value .'" />'; |
9fa49e22 |
1579 | } |
1580 | } |
b0ccd3fb |
1581 | echo '<input type="submit" value="'. $label .'" /></form>'; |
9fa49e22 |
1582 | } |
1583 | |
1584 | function print_spacer($height=1, $width=1, $br=true) { |
1585 | global $CFG; |
b0ccd3fb |
1586 | echo '<img height="'. $height .'" width="'. $width .'" src="'. $CFG->wwwroot .'/pix/spacer.gif" alt="" />'; |
9fa49e22 |
1587 | if ($br) { |
b0ccd3fb |
1588 | echo '<br />'."\n"; |
9fa49e22 |
1589 | } |
1590 | } |
1591 | |
b0ccd3fb |
1592 | function print_file_picture($path, $courseid=0, $height='', $width='', $link='') { |
9fa49e22 |
1593 | // Given the path to a picture file in a course, or a URL, |
1594 | // this function includes the picture in the page. |
1595 | global $CFG; |
1596 | |
1597 | if ($height) { |
b0ccd3fb |
1598 | $height = 'height="'. $height .'"'; |
9fa49e22 |
1599 | } |
1600 | if ($width) { |
b0ccd3fb |
1601 | $width = 'width="'. $width .'"'; |
9fa49e22 |
1602 | } |
1603 | if ($link) { |
b0ccd3fb |
1604 | echo '<a href="'. $link .'">'; |
9fa49e22 |
1605 | } |
b0ccd3fb |
1606 | if (substr(strtolower($path), 0, 7) == 'http://') { |
1607 | echo '<img border="0" '.$height . $width .' src="'. $path .'" />'; |
9fa49e22 |
1608 | |
1609 | } else if ($courseid) { |
b0ccd3fb |
1610 | echo '<img border="0" '. $height . $width .' src="'; |
9fa49e22 |
1611 | if ($CFG->slasharguments) { // Use this method if possible for better caching |
b0ccd3fb |
1612 | echo $CFG->wwwroot .'/file.php/'. $courseid .'/'. $path; |
9fa49e22 |
1613 | } else { |
b0ccd3fb |
1614 | echo $CFG->wwwroot .'/file.php?file=/'. $courseid .'/'. $path; |
9fa49e22 |
1615 | } |
b0ccd3fb |
1616 | echo '" />'; |
9fa49e22 |
1617 | } else { |
b0ccd3fb |
1618 | echo 'Error: must pass URL or course'; |
9fa49e22 |
1619 | } |
1620 | if ($link) { |
b0ccd3fb |
1621 | echo '</a>'; |
9fa49e22 |
1622 | } |
1623 | } |
1624 | |
1625 | function print_user_picture($userid, $courseid, $picture, $large=false, $returnstring=false, $link=true) { |
f374fb10 |
1626 | global $CFG; |
9fa49e22 |
1627 | |
1628 | if ($link) { |
b0ccd3fb |
1629 | $output = '<a href="'. $CFG->wwwroot .'/user/view.php?id='. $userid .'&course='. $courseid .'">'; |
9fa49e22 |
1630 | } else { |
b0ccd3fb |
1631 | $output = ''; |
9fa49e22 |
1632 | } |
1633 | if ($large) { |
b0ccd3fb |
1634 | $file = 'f1'; |
9fa49e22 |
1635 | $size = 100; |
1636 | } else { |
b0ccd3fb |
1637 | $file = 'f2'; |
9fa49e22 |
1638 | $size = 35; |
1639 | } |
67a63a30 |
1640 | if ($picture) { // Print custom user picture |
9fa49e22 |
1641 | if ($CFG->slasharguments) { // Use this method if possible for better caching |
e290e486 |
1642 | $output .= '<img align="middle" src="'. $CFG->wwwroot .'/user/pix.php/'. $userid .'/'. $file .'.jpg"'. |
b0ccd3fb |
1643 | ' border="0" width="'. $size .'" height="'. $size .'" alt="" />'; |
9fa49e22 |
1644 | } else { |
e290e486 |
1645 | $output .= '<img align="middle" src="'. $CFG->wwwroot .'/user/pix.php?file=/'. $userid .'/'. $file .'.jpg"'. |
b0ccd3fb |
1646 | ' border="0" width="'. $size .'" height="'. $size .'" alt="" />'; |
9fa49e22 |
1647 | } |
67a63a30 |
1648 | } else { // Print default user pictures (use theme version if available) |
839f2456 |
1649 | $output .= "<img align=\"middle\" src=\"$CFG->pixpath/u/$file.png\"". |
66a51452 |
1650 | " border=\"0\" width=\"$size\" height=\"$size\" alt=\"\" />"; |
9fa49e22 |
1651 | } |
1652 | if ($link) { |
b0ccd3fb |
1653 | $output .= '</a>'; |
9fa49e22 |
1654 | } |
1655 | |
1656 | if ($returnstring) { |
1657 | return $output; |
1658 | } else { |
1659 | echo $output; |
1660 | } |
1661 | } |
1662 | |
951b22a8 |
1663 | function print_user($user, $course) { |
1664 | /// Prints a summary of a user in a nice little box |
1665 | |
54be24ec |
1666 | global $CFG,$USER; |
499795e8 |
1667 | |
951b22a8 |
1668 | static $string; |
1669 | static $datestring; |
1670 | static $countries; |
1671 | static $isteacher; |
37d83d99 |
1672 | static $isadmin; |
951b22a8 |
1673 | |
1674 | if (empty($string)) { // Cache all the strings for the rest of the page |
1675 | |
b0ccd3fb |
1676 | $string->email = get_string('email'); |
1677 | $string->location = get_string('location'); |
1678 | $string->lastaccess = get_string('lastaccess'); |
1679 | $string->activity = get_string('activity'); |
1680 | $string->unenrol = get_string('unenrol'); |
1681 | $string->loginas = get_string('loginas'); |
1682 | $string->fullprofile = get_string('fullprofile'); |
1683 | $string->role = get_string('role'); |
1684 | $string->name = get_string('name'); |
1685 | $string->never = get_string('never'); |
1686 | |
1687 | $datestring->day = get_string('day'); |
1688 | $datestring->days = get_string('days'); |
1689 | $datestring->hour = get_string('hour'); |
1690 | $datestring->hours = get_string('hours'); |
1691 | $datestring->min = get_string('min'); |
1692 | $datestring->mins = get_string('mins'); |
1693 | $datestring->sec = get_string('sec'); |
1694 | $datestring->secs = get_string('secs'); |
951b22a8 |
1695 | |
1696 | $countries = get_list_of_countries(); |
1697 | |
1698 | $isteacher = isteacher($course->id); |
37d83d99 |
1699 | $isadmin = isadmin(); |
951b22a8 |
1700 | } |
1701 | |
1702 | echo '<table width="80%" align="center" border="0" cellpadding="10" cellspacing="0" class="userinfobox">'; |
1703 | echo '<tr>'; |
1704 | echo '<td width="100" bgcolor="#ffffff" valign="top" class="userinfoboxside">'; |
1705 | print_user_picture($user->id, $course->id, $user->picture, true); |
1706 | echo '</td>'; |
1707 | echo '<td width="100%" bgcolor="#ffffff" valign="top" class="userinfoboxsummary">'; |
1708 | echo '<font size="-1">'; |
1709 | echo '<font size="3"><b>'.fullname($user, $isteacher).'</b></font>'; |
1710 | echo '<p>'; |
1711 | if (!empty($user->role) and ($user->role <> $course->teacher)) { |
b0ccd3fb |
1712 | echo $string->role .': '. $user->role .'<br />'; |
951b22a8 |
1713 | } |
d0ec93fb |
1714 | if ($user->maildisplay == 1 or ($user->maildisplay == 2 and $course->category and !isguest()) or $isteacher) { |
b0ccd3fb |
1715 | echo $string->email .': <a href="mailto:'. $user->email .'">'. $user->email .'</a><br />'; |
951b22a8 |
1716 | } |
1717 | if ($user->city or $user->country) { |
b0ccd3fb |
1718 | echo $string->location .': '; |
b40bc478 |
1719 | if ($user->city) { |
1720 | echo $user->city; |
1721 | } |
1722 | if (!empty($countries[$user->country])) { |
1723 | if ($user->city) { |
1724 | echo ', '; |
1725 | } |
1726 | echo $countries[$user->country]; |
1727 | } |
b0ccd3fb |
1728 | echo '<br />'; |
951b22a8 |
1729 | } |
1730 | if ($user->lastaccess) { |
b0ccd3fb |
1731 | echo $string->lastaccess .': '. userdate($user->lastaccess); |
1732 | echo '  ('. format_time(time() - $user->lastaccess, $datestring) .')'; |
951b22a8 |
1733 | } else { |
b0ccd3fb |
1734 | echo $string->lastaccess .': '. $string->never; |
951b22a8 |
1735 | } |
1736 | echo '</td><td valign="bottom" bgcolor="#ffffff" nowrap="nowrap" class="userinfoboxlinkcontent">'; |
1737 | |
1738 | echo '<font size="1">'; |
1739 | if ($isteacher) { |
1740 | $timemidnight = usergetmidnight(time()); |
b0ccd3fb |
1741 | echo '<a href="'. $CFG->wwwroot .'/course/user.php?id='. $course->id .'&user='. $user->id .'">'. $string->activity .'</a><br />'; |
37d83d99 |
1742 | if (!iscreator($user->id) or ($isadmin and !isadmin($user->id))) { // Includes admins |
f29667f6 |
1743 | if ($course->category and isteacheredit($course->id) and isstudent($course->id, $user->id)) { // Includes admins |
b0ccd3fb |
1744 | echo '<a href="'. $CFG->wwwroot .'/course/unenrol.php?id='. $course->id .'&user='. $user->id .'">'. $string->unenrol .'</a><br />'; |
4e3a6092 |
1745 | } |
1746 | if ($USER->id != $user->id) { |
b0ccd3fb |
1747 | echo '<a href="'. $CFG->wwwroot .'/course/loginas.php?id='. $course->id .'&user='. $user->id .'">'. $string->loginas .'</a><br />'; |
4e3a6092 |
1748 | } |
951b22a8 |
1749 | } |
ab9f24ad |
1750 | } |
b0ccd3fb |
1751 | echo '<a href="'. $CFG->wwwroot .'/user/view.php?id='. $user->id .'&course='. $course->id .'">'. $string->fullprofile .'...</a>'; |
951b22a8 |
1752 | echo '</font>'; |
1753 | |
1754 | echo '</td></tr></table>'; |
1755 | } |
1756 | |
1757 | |
f2c80965 |
1758 | function print_group_picture($group, $courseid, $large=false, $returnstring=false, $link=true) { |
f374fb10 |
1759 | global $CFG; |
1760 | |
97ea4833 |
1761 | static $isteacheredit; |
1762 | |
1763 | if (!isset($isteacheredit)) { |
1764 | $isteacheredit = isteacheredit($courseid); |
1765 | } |
1766 | |
1767 | if ($group->hidepicture and !$isteacheredit) { |
3c0561cf |
1768 | return ''; |
1769 | } |
c3cbfe7f |
1770 | |
97ea4833 |
1771 | if ($link or $isteacheredit) { |
b0ccd3fb |
1772 | $output = '<a href="'. $CFG->wwwroot .'/course/group.php?id='. $courseid .'&group='. $group->id .'">'; |
3c0561cf |
1773 | } else { |
1774 | $output = ''; |
1775 | } |
1776 | if ($large) { |
b0ccd3fb |
1777 | $file = 'f1'; |
3c0561cf |
1778 | $size = 100; |
1779 | } else { |
b0ccd3fb |
1780 | $file = 'f2'; |
3c0561cf |
1781 | $size = 35; |
1782 | } |
1783 | if ($group->picture) { // Print custom group picture |
1784 | if ($CFG->slasharguments) { // Use this method if possible for better caching |
839f2456 |
1785 | $output .= "<img align=\"middle\" src=\"$CFG->wwwroot/user/pixgroup.php/$group->id/$file.jpg\"". |
97ea4833 |
1786 | " border=\"0\" width=\"$size\" height=\"$size\" alt=\"\" title=\"$group->name\"/>"; |
f2c80965 |
1787 | } else { |
839f2456 |
1788 | $output .= "<img align=\"middle\" src=\"$CFG->wwwroot/user/pixgroup.php?file=/$group->id/$file.jpg\"". |
97ea4833 |
1789 | " border=\"0\" width=\"$size\" height=\"$size\" alt=\"\" title=\"$group->name\"/>"; |
f2c80965 |
1790 | } |
f374fb10 |
1791 | } |
97ea4833 |
1792 | if ($link or $isteacheredit) { |
b0ccd3fb |
1793 | $output .= '</a>'; |
3c0561cf |
1794 | } |
f374fb10 |
1795 | |
1796 | if ($returnstring) { |
1797 | return $output; |
1798 | } else { |
1799 | echo $output; |
1800 | } |
1801 | } |
1802 | |
35067c43 |
1803 | |
1804 | function print_png($url, $sizex, $sizey, $returnstring, $parameters='alt=""') { |
1805 | global $CFG; |
1806 | static $recentIE; |
1807 | |
1808 | if (!isset($recentIE)) { |
1809 | $recentIE = check_browser_version('MSIE', '5.0'); |
1810 | } |
1811 | |
1812 | if ($recentIE) { // work around the HORRIBLE bug IE has with alpha transparencies |
1813 | $output .= "<img src=\"$CFG->pixpath/spacer.gif\" width=\"$sizex\" height=\"$sizey\"". |
1814 | " border=\"0\" style=\"width: {$sizex}px; height: {$sizey}px; ". |
1815 | " filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='$url', sizingMethod='scale') ". |
1816 | " $parameters />"; |
1817 | } else { |
1818 | $output .= "<img src=\"$url\" border=\"0\" width=\"$sizex\" height=\"$sizey\" ". |
1819 | " $parameters />"; |
1820 | } |
1821 | |
1822 | if ($returnstring) { |
1823 | return $output; |
1824 | } else { |
1825 | echo $output; |
1826 | } |
1827 | } |
1828 | |
1829 | |
9fa49e22 |
1830 | function print_table($table) { |
1831 | // Prints a nicely formatted table. |
1832 | // $table is an object with several properties. |
1833 | // $table->head is an array of heading names. |
1834 | // $table->align is an array of column alignments |
1835 | // $table->size is an array of column sizes |
5867bfb5 |
1836 | // $table->wrap is an array of "nowrap"s or nothing |
9fa49e22 |
1837 | // $table->data[] is an array of arrays containing the data. |
1838 | // $table->width is an percentage of the page |
1839 | // $table->cellpadding padding on each cell |
1840 | // $table->cellspacing spacing between cells |
1841 | |
e21e20cf |
1842 | global $THEME; |
1843 | |
9fa49e22 |
1844 | if (isset($table->align)) { |
1845 | foreach ($table->align as $key => $aa) { |
1846 | if ($aa) { |
b0ccd3fb |
1847 | $align[$key] = ' align="'. $aa .'"'; |
9fa49e22 |
1848 | } else { |
b0ccd3fb |
1849 | $align[$key] = ''; |
9fa49e22 |
1850 | } |
1851 | } |
1852 | } |
1853 | if (isset($table->size)) { |
1854 | foreach ($table->size as $key => $ss) { |
1855 | if ($ss) { |
b0ccd3fb |
1856 | $size[$key] = ' width="'. $ss .'"'; |
9fa49e22 |
1857 | } else { |
b0ccd3fb |
1858 | $size[$key] = ''; |
9fa49e22 |
1859 | } |
1860 | } |
1861 | } |
5867bfb5 |
1862 | if (isset($table->wrap)) { |
1863 | foreach ($table->wrap as $key => $ww) { |
1864 | if ($ww) { |
b0ccd3fb |
1865 | $wrap[$key] = ' nowrap="nowrap" '; |
5867bfb5 |
1866 | } else { |
b0ccd3fb |
1867 | $wrap[$key] = ''; |
5867bfb5 |
1868 | } |
1869 | } |
1870 | } |
9fa49e22 |
1871 | |
9d378732 |
1872 | if (empty($table->width)) { |
b0ccd3fb |
1873 | $table->width = '80%'; |
9fa49e22 |
1874 | } |
1875 | |
9d378732 |
1876 | if (empty($table->cellpadding)) { |
b0ccd3fb |
1877 | $table->cellpadding = '5'; |
9fa49e22 |
1878 | } |
1879 | |
9d378732 |
1880 | if (empty($table->cellspacing)) { |
b0ccd3fb |
1881 | $table->cellspacing = '1'; |
9fa49e22 |
1882 | } |
1883 | |
b0ccd3fb |
1884 | print_simple_box_start('center', $table->width, '#ffffff', 0); |
1885 | echo '<table width="100%" border="0" align="center" '; |
9fa49e22 |
1886 | echo " cellpadding=\"$table->cellpadding\" cellspacing=\"$table->cellspacing\" class=\"generaltable\">\n"; |
1887 | |
e21e20cf |
1888 | $countcols = 0; |
1889 | |
b79f41cd |
1890 | if (!empty($table->head)) { |
e21e20cf |
1891 | $countcols = count($table->head);; |
b0ccd3fb |
1892 | echo '<tr>'; |
9fa49e22 |
1893 | foreach ($table->head as $key => $heading) { |
ab9f24ad |
1894 | |
9d378732 |
1895 | if (!isset($size[$key])) { |
b0ccd3fb |
1896 | $size[$key] = ''; |
ab9f24ad |
1897 | } |
9d378732 |
1898 | if (!isset($align[$key])) { |
b0ccd3fb |
1899 | $align[$key] = ''; |
ab9f24ad |
1900 | } |
b0ccd3fb |
1901 | echo '<th valign="top" '. $align[$key].$size[$key] .' nowrap="nowrap" class="generaltableheader">'. $heading .'</th>'; |
9fa49e22 |
1902 | } |
b0ccd3fb |
1903 | echo '</tr>'."\n"; |
9fa49e22 |
1904 | } |
1905 | |
a1f8ff87 |
1906 | if (!empty($table->data)) { |
1907 | foreach ($table->data as $row) { |
b0ccd3fb |
1908 | echo '<tr valign="top">'; |
1909 | if ($row == 'hr' and $countcols) { |
1910 | echo '<td colspan="'. $countcols .'"><div class="tabledivider"></div></td>'; |
e21e20cf |
1911 | } else { /// it's a normal row of data |
1912 | foreach ($row as $key => $item) { |
1913 | if (!isset($size[$key])) { |
b0ccd3fb |
1914 | $size[$key] = ''; |
ab9f24ad |
1915 | } |
e21e20cf |
1916 | if (!isset($align[$key])) { |
b0ccd3fb |
1917 | $align[$key] = ''; |
ab9f24ad |
1918 | } |
e21e20cf |
1919 | if (!isset($wrap[$key])) { |
b0ccd3fb |
1920 | $wrap[$key] = ''; |
ab9f24ad |
1921 | } |
b0ccd3fb |
1922 | echo '<td '. $align[$key].$size[$key].$wrap[$key] .' class="generaltablecell">'. $item .'</td>'; |
e21e20cf |
1923 | } |
a1f8ff87 |
1924 | } |
b0ccd3fb |
1925 | echo '</tr>'."\n"; |
9fa49e22 |
1926 | } |
9fa49e22 |
1927 | } |
b0ccd3fb |
1928 | echo '</table>'."\n"; |
9fa49e22 |
1929 | print_simple_box_end(); |
1930 | |
1931 | return true; |
1932 | } |
1933 | |
2f4d324b |
1934 | function make_table($table) { |
1935 | // Creates a nicely formatted table and returns it |
1936 | // $table is an object with several properties. |
1937 | // $table->head is an array of heading names. |
1938 | // $table->align is an array of column alignments |
1939 | // $table->size is an array of column sizes |
1940 | // $table->wrap is an array of "nowrap"s or nothing |
1941 | // $table->data[] is an array of arrays containing the data. |
1942 | // $table->width is an percentage of the page |
1943 | // $table->class is a class |
1944 | // $table->fontsize is the size of all the text |
1945 | // $table->tablealign align the whole table |
1946 | // $table->cellpadding padding on each cell |
1947 | // $table->cellspacing spacing between cells |
1948 | |
1949 | if (isset($table->align)) { |
1950 | foreach ($table->align as $key => $aa) { |
1951 | if ($aa) { |
b0ccd3fb |
1952 | $align[$key] = ' align="'. $aa .'"'; |
2f4d324b |
1953 | } else { |
b0ccd3fb |
1954 | $align[$key] = ''; |
2f4d324b |
1955 | } |
1956 | } |
1957 | } |
1958 | if (isset($table->size)) { |
1959 | foreach ($table->size as $key => $ss) { |
1960 | if ($ss) { |
b0ccd3fb |
1961 | $size[$key] = ' width="'. $ss .'"'; |
2f4d324b |
1962 | } else { |
b0ccd3fb |
1963 | $size[$key] = ''; |
2f4d324b |
1964 | } |
1965 | } |
1966 | } |
1967 | if (isset($table->wrap)) { |
1968 | foreach ($table->wrap as $key => $ww) { |
1969 | if ($ww) { |
b0ccd3fb |
1970 | $wrap[$key] = ' nowrap="nowrap" '; |
2f4d324b |
1971 | } else { |
b0ccd3fb |
1972 | $wrap[$key] = ''; |
2f4d324b |
1973 | } |
1974 | } |
1975 | } |
1976 | |
1977 | if (empty($table->width)) { |
b0ccd3fb |
1978 | $table->width = '80%'; |
2f4d324b |
1979 | } |
1980 | |
1981 | if (empty($table->tablealign)) { |
b0ccd3fb |
1982 | $table->tablealign = 'center'; |
2f4d324b |
1983 | } |
1984 | |
1985 | if (empty($table->cellpadding)) { |
b0ccd3fb |
1986 | $table->cellpadding = '5'; |
2f4d324b |
1987 | } |
1988 | |
1989 | if (empty($table->cellspacing)) { |
b0ccd3fb |
1990 | $table->cellspacing = '1'; |
2f4d324b |
1991 | } |
1992 | |
1993 | if (empty($table->class)) { |
b0ccd3fb |
1994 | $table->class = 'generaltable'; |
2f4d324b |
1995 | } |
1996 | |
1997 | if (empty($table->fontsize)) { |
b0ccd3fb |
1998 | $fontsize = ''; |
2f4d324b |
1999 | } else { |
b0ccd3fb |
2000 | $fontsize = '<font size="'. $table->fontsize .'">'; |
2f4d324b |
2001 | } |
2002 | |
b0ccd3fb |
2003 | $output = '<table width="'. $table->width .'" valign="top" align="'. $table->tablealign .'" '; |
2004 | $output .= ' cellpadding="'. $table->cellpadding .'" cellspacing="'. $table->cellspacing .'" class="'. $table->class .'">'."\n"; |
2f4d324b |
2005 | |
2006 | if (!empty($table->head)) { |
b0ccd3fb |
2007 | $output .= '<tr>'; |
2f4d324b |
2008 | foreach ($table->head as $key => $heading) { |
2009 | if (!isset($size[$key])) { |
b0ccd3fb |
2010 | $size[$key] = ''; |
ab9f24ad |
2011 | } |
2f4d324b |
2012 | if (!isset($align[$key])) { |
b0ccd3fb |
2013 | $align[$key] = ''; |
ab9f24ad |
2014 | } |
b0ccd3fb |
2015 | $output .= '<th valign="top" '. $align[$key].$size[$key] .' nowrap="nowrap" class="'. $table->class .'header">'.$fontsize.$heading.'</th>'; |
2f4d324b |
2016 | } |
b0ccd3fb |
2017 | $output .= '</tr>'."\n"; |
2f4d324b |
2018 | } |
2019 | |
2020 | foreach ($table->data as $row) { |
b0ccd3fb |
2021 | $output .= '<tr valign="top">'; |
2f4d324b |
2022 | foreach ($row as $key => $item) { |
2023 | if (!isset($size[$key])) { |
b0ccd3fb |
2024 | $size[$key] = ''; |
ab9f24ad |
2025 | } |
2f4d324b |
2026 | if (!isset($align[$key])) { |
b0ccd3fb |
2027 | $align[$key] = ''; |
ab9f24ad |
2028 | } |
2f4d324b |
2029 | if (!isset($wrap[$key])) { |
b0ccd3fb |
2030 | $wrap[$key] = ''; |
ab9f24ad |
2031 | } |
b0ccd3fb |
2032 | $output .= '<td '. $align[$key].$size[$key].$wrap[$key] .' class="'. $table->class .'cell">'. $fontsize . $item .'</td>'; |
2f4d324b |
2033 | } |
b0ccd3fb |
2034 | $output .= '</tr>'."\n"; |
2f4d324b |
2035 | } |
b0ccd3fb |
2036 | $output .= '</table>'."\n"; |
2f4d324b |
2037 | |
2038 | return $output; |
2039 | } |
2040 | |
b0ccd3fb |
2041 | function print_textarea($usehtmleditor, $rows, $cols, $width, $height, $name, $value='', $courseid=0) { |
47037513 |
2042 | /// Prints a basic textarea field |
2043 | /// $width and height are legacy fields and no longer used |
4c46c425 |
2044 | |
47037513 |
2045 | global $CFG, $course; |
50bdc74d |
2046 | |
408e62f8 |
2047 | if (empty($courseid)) { |
50bdc74d |
2048 | if (!empty($course->id)) { // search for it in global context |
2049 | $courseid = $course->id; |
2050 | } |
2051 | } |
9fa49e22 |
2052 | |
47037513 |
2053 | if ($usehtmleditor) { |
2054 | if (!empty($courseid) and isteacher($courseid)) { |
b0ccd3fb |
2055 | echo '<script type="text/javascript" src="'. $CFG->wwwroot .'/lib/editor/htmlarea.php?id='. $courseid .'"></script>'."\n"; |
47037513 |
2056 | } else { |
b0ccd3fb |
2057 | echo '<script type="text/javascript" src="'. $CFG->wwwroot .'/lib/editor/htmlarea.php"></script>'."\n"; |
47037513 |
2058 | } |
b0ccd3fb |
2059 | echo '<script type="text/javascript" src="'. $CFG->wwwroot .'/lib/editor/dialog.js"></script>'."\n"; |
2060 | echo '<script type="text/javascript" src="'. $CFG->wwwroot .'/lib/editor/lang/en.php"></script>'."\n"; |
2061 | echo '<script type="text/javascript" src="'. $CFG->wwwroot .'/lib/editor/popupwin.js"></script>'."\n"; |
50bdc74d |
2062 | |
931d5119 |
2063 | if ($rows < 10) { |
2064 | $rows = 10; |
47037513 |
2065 | } |
2066 | if ($cols < 65) { |
2067 | $cols = 65; |
4c46c425 |
2068 | } |
9fa49e22 |
2069 | } |
47037513 |
2070 | |
67b1b6c2 |
2071 | echo "<textarea id=\"$name\" name=\"$name\" rows=\"$rows\" cols=\"$cols\">"; |
47037513 |
2072 | p($value); |
b0ccd3fb |
2073 | echo '</textarea>'."\n"; |
9fa49e22 |
2074 | } |
2075 | |
b0ccd3fb |
2076 | function print_richedit_javascript($form, $name, $source='no') { |
47037513 |
2077 | /// Legacy function, provided for backward compatability |
2078 | use_html_editor($name); |
2079 | } |
2080 | |
b0ccd3fb |
2081 | function use_html_editor($name='') { |
47037513 |
2082 | /// Sets up the HTML editor on textareas in the current page. |
2083 | /// If a field name is provided, then it will only be |
2084 | /// applied to that field - otherwise it will be used |
2085 | /// on every textarea in the page. |
2086 | /// |
2087 | /// In most cases no arguments need to be supplied |
4c46c425 |
2088 | |
b0ccd3fb |
2089 | echo '<script language="javascript" type="text/javascript" defer="defer">'."\n"; |
eb2042f6 |
2090 | print_editor_config(); |
47037513 |
2091 | if (empty($name)) { |
b0ccd3fb |
2092 | echo "\n".'HTMLArea.replaceAll(config);'."\n"; |
47037513 |
2093 | } else { |
eb2042f6 |
2094 | echo "\nHTMLArea.replace('$name', config);\n"; |
4c46c425 |
2095 | } |
b0ccd3fb |
2096 | echo '</script>'."\n"; |
9fa49e22 |
2097 | } |
2098 | |
2099 | |
2100 | function update_course_icon($courseid) { |
2101 | // Used to be an icon, but it's now a simple form button |
2102 | global $CFG, $USER; |
2103 | |
b6c12732 |
2104 | if (isteacheredit($courseid)) { |
9c9f7d77 |
2105 | if (!empty($USER->editing)) { |
b0ccd3fb |
2106 | $string = get_string('turneditingoff'); |
2107 | $edit = 'off'; |
9fa49e22 |
2108 | } else { |
b0ccd3fb |
2109 | $string = get_string('turneditingon'); |
2110 | $edit = 'on'; |
9fa49e22 |
2111 | } |
60b9a565 |
2112 | return "<form target=\"$CFG->framename\" method=\"get\" action=\"$CFG->wwwroot/course/view.php\">". |
66a51452 |
2113 | "<input type=\"hidden\" name=\"id\" value=\"$courseid\" />". |
2114 | "<input type=\"hidden\" name=\"edit\" value=\"$edit\" />". |
2115 | "<input type=\"submit\" value=\"$string\" /></form>"; |
9fa49e22 |
2116 | } |
2117 | } |
2118 | |
2119 | function update_module_button($moduleid, $courseid, $string) { |
2120 | // Prints the editing button on a module "view" page |
2121 | global $CFG; |
2122 | |
b6c12732 |
2123 | if (isteacheredit($courseid)) { |
b0ccd3fb |
2124 | $string = get_string('updatethis', '', $string); |
60b9a565 |
2125 | return "<form target=\"$CFG->framename\" method=\"get\" action=\"$CFG->wwwroot/course/mod.php\">". |
66a51452 |
2126 | "<input type=\"hidden\" name=\"update\" value=\"$moduleid\" />". |
2127 | "<input type=\"hidden\" name=\"return\" value=\"true\" />". |
2128 | "<input type=\"submit\" value=\"$string\" /></form>"; |
b6c12732 |
2129 | } else { |
b0ccd3fb |
2130 | return ''; |
9fa49e22 |
2131 | } |
2132 | } |
2133 | |
c2cb4545 |
2134 | function update_category_button($categoryid) { |
d2b6ba70 |
2135 | // Prints the editing button on a category page |
2136 | global $CFG, $USER; |
c2cb4545 |
2137 | |
d2b6ba70 |
2138 | if (iscreator()) { |
f374fb10 |
2139 | if (!empty($USER->categoryediting)) { |
b0ccd3fb |
2140 | $string = get_string('turneditingoff'); |
2141 | $edit = 'off'; |
d2b6ba70 |
2142 | } else { |
b0ccd3fb |
2143 | $string = get_string('turneditingon'); |
2144 | $edit = 'on'; |
ab9f24ad |
2145 | } |
60b9a565 |
2146 | return "<form target=\"$CFG->framename\" method=\"get\" action=\"$CFG->wwwroot/course/category.php\">". |
66a51452 |
2147 | "<input type=\"hidden\" name=\"id\" value=\"$categoryid\" />". |
2148 | "<input type=\"hidden\" name=\"edit\" value=\"$edit\" />". |
2149 | "<input type=\"submit\" value=\"$string\" /></form>"; |
d2b6ba70 |
2150 | } |
2151 | } |
2152 | |
2153 | function update_categories_button() { |
2154 | // Prints the editing button on categories listing |
2155 | global $CFG, $USER; |
2156 | |
2157 | if (isadmin()) { |
f374fb10 |
2158 | if (!empty($USER->categoriesediting)) { |
b0ccd3fb |
2159 | $string = get_string('turneditingoff'); |
2160 | $edit = 'off'; |
d2b6ba70 |
2161 | } else { |
b0ccd3fb |
2162 | $string = get_string('turneditingon'); |
2163 | $edit = 'on'; |
d2b6ba70 |
2164 | } |
60b9a565 |
2165 | return "<form target=\"$CFG->framename\" method=\"get\" action=\"$CFG->wwwroot/course/index.php\">". |
66a51452 |
2166 | "<input type=\"hidden\" name=\"edit\" value=\"$edit\" />". |
2167 | "<input type=\"submit\" value=\"$string\" /></form>"; |
c2cb4545 |
2168 | } |
2169 | } |
9fa49e22 |
2170 | |
b3153e4b |
2171 | function update_group_button($courseid, $groupid) { |
f374fb10 |
2172 | // Prints the editing button on group page |
2173 | global $CFG, $USER; |
2174 | |
2175 | if (isteacheredit($courseid)) { |
b3153e4b |
2176 | $string = get_string('editgroupprofile'); |
f374fb10 |
2177 | return "<form target=\"$CFG->framename\" method=\"get\" action=\"$CFG->wwwroot/course/group.php\">". |
2178 | "<input type=\"hidden\" name=\"id\" value=\"$courseid\" />". |
b3153e4b |
2179 | "<input type=\"hidden\" name=\"group\" value=\"$groupid\" />". |
2180 | "<input type=\"hidden\" name=\"edit\" value=\"on\" />". |
f374fb10 |
2181 | "<input type=\"submit\" value=\"$string\" /></form>"; |
2182 | } |
2183 | } |
2184 | |
2185 | function update_groups_button($courseid) { |
2186 | // Prints the editing button on groups page |
2187 | global $CFG, $USER; |
2188 | |
2189 | if (isteacheredit($courseid)) { |
2190 | if (!empty($USER->groupsediting)) { |
b0ccd3fb |
2191 | $string = get_string('turneditingoff'); |
2192 | $edit = 'off'; |
f374fb10 |
2193 | } else { |
b0ccd3fb |
2194 | $string = get_string('turneditingon'); |
2195 | $edit = 'on'; |
f374fb10 |
2196 | } |
2197 | return "<form target=\"$CFG->framename\" method=\"get\" action=\"$CFG->wwwroot/course/groups.php\">". |
2198 | "<input type=\"hidden\" name=\"id\" value=\"$courseid\" />". |
2199 | "<input type=\"hidden\" name=\"edit\" value=\"$edit\" />". |
2200 | "<input type=\"submit\" value=\"$string\" /></form>"; |
2201 | } |
2202 | } |
2203 | |
c3cbfe7f |
2204 | function print_group_menu($groups, $groupmode, $currentgroup, $urlroot) { |
2205 | /// Prints an appropriate group selection menu |
2206 | |
1d9fc417 |
2207 | /// Add an "All groups" to the start of the menu |
b0ccd3fb |
2208 | $groupsmenu[0] = get_string('allparticipants'); |
1d9fc417 |
2209 | foreach ($groups as $key => $groupname) { |
2210 | $groupsmenu[$key] = $groupname; |
2211 | } |
2212 | |
e9a551b3 |
2213 | echo '<table><tr><td align="right">'; |
c3cbfe7f |
2214 | if ($groupmode == VISIBLEGROUPS) { |
2215 | print_string('groupsvisible'); |
2216 | } else { |
2217 | print_string('groupsseparate'); |
2218 | } |
2219 | echo ':'; |
e9a551b3 |
2220 | echo '</td><td nowrap="nowrap" align="left">'; |
b0ccd3fb |
2221 | popup_form($urlroot.'&group=', $groupsmenu, 'selectgroup', $currentgroup, '', '', '', false, 'self'); |
c3cbfe7f |
2222 | echo '</tr></table>'; |
2223 | |
2224 | } |
2225 | |
f2d91421 |
2226 | |
b0ccd3fb |
2227 | function navmenu($course, $cm=NULL, $targetwindow='self') { |
9fa49e22 |
2228 | // Given a course and a (current) coursemodule |
f2d91421 |
2229 | // This function returns a small popup menu with all the |
9fa49e22 |
2230 | // course activity modules in it, as a navigation menu |
f2d91421 |
2231 | // The data is taken from the serialised array stored in |
9fa49e22 |
2232 | // the course record |
2233 | |
2234 | global $CFG; |
2235 | |
2236 | if ($cm) { |
f2d91421 |
2237 | $cm = $cm->id; |
9fa49e22 |
2238 | } |
2239 | |
2240 | if ($course->format == 'weeks') { |
b0ccd3fb |
2241 | $strsection = get_string('week'); |
9fa49e22 |
2242 | } else { |
b0ccd3fb |
2243 | $strsection = get_string('topic'); |
9fa49e22 |
2244 | } |
2245 | |
2246 | if (!$modinfo = unserialize($course->modinfo)) { |
b0ccd3fb |
2247 | return ''; |
9fa49e22 |
2248 | } |
f2d91421 |
2249 | $isteacher = isteacher($course->id); |
9fa49e22 |
2250 | $section = -1; |
b0ccd3fb |
2251 | $selected = ''; |
2252 | $url = ''; |
f2d91421 |
2253 | $previousmod = NULL; |
2254 | $backmod = NULL; |
2255 | $nextmod = NULL; |
4866a367 |
2256 | $selectmod = NULL; |
3da47524 |
2257 | $logslink = NULL; |
f2d91421 |
2258 | $flag = false; |
6f9f3b69 |
2259 | $menu = array(); |
5bff6751 |
2260 | $strjumpto = get_string('jumpto'); |
f2d91421 |
2261 | |
b0ccd3fb |
2262 | $sections = get_records('course_sections','course',$course->id,'section','section,visible,summary'); |
ca189cec |
2263 | |
9fa49e22 |
2264 | foreach ($modinfo as $mod) { |
b0ccd3fb |
2265 | if ($mod->mod == 'label') { |
ab2df10c |
2266 | continue; |
2267 | } |
ca189cec |
2268 | |
9fa49e22 |
2269 | if ($mod->section > 0 and $section <> $mod->section) { |
f2b9b6ea |
2270 | $thissection = $sections[$mod->section]; |
2271 | |
2272 | if ($thissection->visible or !$course->hiddensections or $isteacher) { |
2273 | $thissection->summary = strip_tags($thissection->summary); |
2274 | if ($course->format == 'weeks' or empty($thissection->summary)) { |
b0ccd3fb |
2275 | $menu[] = '-------------- '. $strsection ." ". $mod->section .' --------------'; |
f2b9b6ea |
2276 | } else { |
2277 | if (strlen($thissection->summary) < 47) { |
2278 | $menu[] = '-- '.$thissection->summary; |
2279 | } else { |
2280 | $menu[] = '-- '.substr($thissection->summary, 0, 50).'...'; |
2281 | } |
2282 | } |
ca189cec |
2283 | } |
9fa49e22 |
2284 | } |
ca189cec |
2285 | |
9fa49e22 |
2286 | $section = $mod->section; |
ca189cec |
2287 | |
cf055081 |
2288 | //Only add visible or teacher mods to jumpmenu |
f2d91421 |
2289 | if ($mod->visible or $isteacher) { |
b0ccd3fb |
2290 | $url = $mod->mod .'/view.php?id='. $mod->cm; |
f2d91421 |
2291 | if ($flag) { // the current mod is the "next" mod |
2292 | $nextmod = $mod; |
2293 | $flag = false; |
2294 | } |
cf055081 |
2295 | if ($cm == $mod->cm) { |
2296 | $selected = $url; |
3da47524 |
2297 | $selectmod = $mod; |
f2d91421 |
2298 | $backmod = $previousmod; |
2299 | $flag = true; // set flag so we know to use next mod for "next" |
a2fa19d8 |
2300 | $mod->name = $strjumpto; |
5bff6751 |
2301 | $strjumpto = ''; |
cb648037 |
2302 | } else { |
2303 | $mod->name = strip_tags(urldecode($mod->name)); |
2304 | if (strlen($mod->name) > 55) { |
b0ccd3fb |
2305 | $mod->name = substr($mod->name, 0, 50).'...'; |
cb648037 |
2306 | } |
2307 | if (!$mod->visible) { |
b0ccd3fb |
2308 | $mod->name = '('.$mod->name.')'; |
cb648037 |
2309 | } |
2a409368 |
2310 | } |
f2d91421 |
2311 | $menu[$url] = $mod->name; |
db0d0337 |
2312 | $previousmod = $mod; |
9fa49e22 |
2313 | } |
f2d91421 |
2314 | } |
69d79bc3 |
2315 | if ($selectmod and $isteacher) { |
791b42ee |
2316 | $logslink = "<td><a target=\"$CFG->framename\" href=". |
839f2456 |
2317 | "\"$CFG->wwwroot/course/log.php?chooselog=1&user=0&date=0&id=$course->id&modid=$selectmod->cm\">". |
2318 | "<img border=\"0\" height=\"16\" width=\"16\" src=\"$CFG->pixpath/i/log.gif\" alt=\"\" /></a></td>"; |
ab9f24ad |
2319 | |
3da47524 |
2320 | } |
f2d91421 |
2321 | if ($backmod) { |
2322 | $backmod = "<form action=\"$CFG->wwwroot/mod/$backmod->mod/view.php\" target=\"$CFG->framename\">". |
ad954fc5 |
2323 | "<input type=\"hidden\" name=\"id\" value=\"$backmod->cm\" />". |
2324 | "<input type=\"submit\" value=\"<\" /></form>"; |
f2d91421 |
2325 | } |
2326 | if ($nextmod) { |
2327 | $nextmod = "<form action=\"$CFG->wwwroot/mod/$nextmod->mod/view.php\" target=\"$CFG->framename\">". |
ad954fc5 |
2328 | "<input type=\"hidden\" name=\"id\" value=\"$nextmod->cm\" />". |
2329 | "<input type=\"submit\" value=\">\" /></form>"; |
f2d91421 |
2330 | } |
b0ccd3fb |
2331 | return '<table><tr>'.$logslink .'<td>'. $backmod .'</td><td>' . |
2332 | popup_form($CFG->wwwroot .'/mod/', $menu, 'navmenu', $selected, $strjumpto, |
2333 | '', '', true, $targetwindow). |
2334 | '</td><td>'. $nextmod .'</td></tr></table>'; |
f2d91421 |
2335 | } |
9fa49e22 |
2336 | |
2337 | |
2338 | function print_date_selector($day, $month, $year, $currenttime=0) { |
2339 | // Currenttime is a default timestamp in GMT |
2340 | // Prints form items with the names $day, $month and $year |
2341 | |
2342 | if (!$currenttime) { |
2343 | $currenttime = time(); |
2344 | } |
2345 | $currentdate = usergetdate($currenttime); |
2346 | |
2347 | for ($i=1; $i<=31; $i++) { |
b0ccd3fb |
2348 | $days[$i] = $i; |
9fa49e22 |
2349 | } |
2350 | for ($i=1; $i<=12; $i++) { |
39e018b3 |
2351 | $months[$i] = userdate(gmmktime(12,0,0,$i,1,2000), "%B"); |
9fa49e22 |
2352 | } |
2353 | for ($i=2000; $i<=2010; $i++) { |
2354 | $years[$i] = $i; |
2355 | } |
b0ccd3fb |
2356 | choose_from_menu($days, $day, $currentdate['mday'], ''); |
2357 | choose_from_menu($months, $month, $currentdate['mon'], ''); |
2358 | choose_from_menu($years, $year, $currentdate['year'], ''); |
9fa49e22 |
2359 | } |
2360 | |
6942583e |
2361 | function print_time_selector($hour, $minute, $currenttime=0, $step=5) { |
9fa49e22 |
2362 | // Currenttime is a default timestamp in GMT |
2363 | // Prints form items with the names $hour and $minute |
2364 | |
2365 | if (!$currenttime) { |
2366 | $currenttime = time(); |
2367 | } |
2368 | $currentdate = usergetdate($currenttime); |
6942583e |
2369 | if ($step != 1) { |
2370 | $currentdate['minutes'] = ceil($currentdate['minutes']/$step)*$step; |
2371 | } |
9fa49e22 |
2372 | for ($i=0; $i<=23; $i++) { |
2373 | $hours[$i] = sprintf("%02d",$i); |
2374 | } |
6942583e |
2375 | for ($i=0; $i<=59; $i+=$step) { |
9fa49e22 |
2376 | $minutes[$i] = sprintf("%02d",$i); |
2377 | } |
b0ccd3fb |
2378 | choose_from_menu($hours, $hour, $currentdate['hours'], ''); |
2379 | choose_from_menu($minutes, $minute, $currentdate['minutes'], ''); |
9fa49e22 |
2380 | } |
2381 | |
b0ccd3fb |
2382 | function print_timer_selector($timelimit = 0, $unit = '') { |
2d9b4f4b |
2383 | /// Prints time limit value selector |
2d9b4f4b |
2384 | |
2385 | global $CFG; |
2386 | |
a2fa19d8 |
2387 | if ($unit) { |
2388 | $unit = ' '.$unit; |
2389 | } |
2390 | |
2d9b4f4b |
2391 | // Max timelimit is sessiontimeout - 10 minutes. |
2392 | $maxvalue = ($CFG->sessiontimeout / 60) - 10; |
2393 | |
a2fa19d8 |
2394 | for ($i=1; $i<=$maxvalue; $i++) { |
2395 | $minutes[$i] = $i.$unit; |
2d9b4f4b |
2396 | } |
b0ccd3fb |
2397 | choose_from_menu($minutes, 'timelimit', $timelimit, get_string('none')); |
2d9b4f4b |
2398 | } |
2399 | |
d6bdd9d5 |
2400 | function print_grade_menu($courseid, $name, $current, $includenograde=true) { |
62ca135d |
2401 | /// Prints a grade menu (as part of an existing form) with help |
2402 | /// Showing all possible numerical grades and scales |
2403 | |
c9f6251e |
2404 | global $CFG; |
62ca135d |
2405 | |
b0ccd3fb |
2406 | $strscale = get_string('scale'); |
2407 | $strscales = get_string('scales'); |
62ca135d |
2408 | |
1f7deef6 |
2409 | $scales = get_scales_menu($courseid); |
62ca135d |
2410 | foreach ($scales as $i => $scalename) { |
b0ccd3fb |
2411 | $grades[-$i] = $strscale .': '. $scalename; |
62ca135d |
2412 | } |
d6bdd9d5 |
2413 | if ($includenograde) { |
b0ccd3fb |
2414 | $grades[0] = get_string('nograde'); |
d6bdd9d5 |
2415 | } |
62ca135d |
2416 | for ($i=100; $i>=1; $i--) { |
2417 | $grades[$i] = $i; |
2418 | } |
b0ccd3fb |
2419 | choose_from_menu($grades, $name, $current, ''); |
62ca135d |
2420 | |
b0ccd3fb |
2421 | $helpicon = $CFG->pixpath .'/help.gif'; |
839f2456 |
2422 | $linkobject = "<img align=\"middle\" border=\"0\" height=\"17\" width=\"22\" alt=\"$strscales\" src=\"$helpicon\" />"; |
b0ccd3fb |
2423 | link_to_popup_window ('/course/scales.php?id='. $courseid .'&list=true', 'ratingscales', |
62ca135d |
2424 | $linkobject, 400, 500, $strscales); |
2425 | } |
2426 | |
02ebf404 |
2427 | function print_scale_menu($courseid, $name, $current) { |
2428 | /// Prints a scale menu (as part of an existing form) including help button |
62ca135d |
2429 | /// Just like print_grade_menu but without the numerical grades |
02ebf404 |
2430 | |
c9f6251e |
2431 | global $CFG; |
02ebf404 |
2432 | |
b0ccd3fb |
2433 | $strscales = get_string('scales'); |
2434 | choose_from_menu(get_scales_menu($courseid), $name, $current, ''); |
2435 | $helpicon = $CFG->pixpath .'/help.gif'; |
839f2456 |
2436 | $linkobject = "<img align=\"middle\" border=\"0\" height=\"17\" width=\"22\" alt=\"$strscales\" src=\"$helpicon\" />"; |
b0ccd3fb |
2437 | link_to_popup_window ('/course/scales.php?id='. $courseid .'&list=true', 'ratingscales', |
02ebf404 |
2438 | $linkobject, 400, 500, $strscales); |
2439 | } |
2440 | |
fdc47ee6 |
2441 | |
02ebf404 |
2442 | function print_scale_menu_helpbutton($courseid, $scale) { |
2443 | /// Prints a help button about a scale |
2444 | /// scale is an object |
2445 | |
c9f6251e |
2446 | global $CFG; |
02ebf404 |
2447 | |
b0ccd3fb |
2448 | $strscales = get_string('scales'); |
2449 | $helpicon = $CFG->pixpath .'/help.gif'; |
839f2456 |
2450 | $linkobject = "<img align=\"middle\" border=\"0\" height=\"17\" width=\"22\" alt=\"$scale->name\" src=\"$helpicon\" />"; |
b0ccd3fb |
2451 | link_to_popup_window ('/course/scales.php?id='. $courseid .'&list=true&scale='. $scale->id, 'ratingscale', |
02ebf404 |
2452 | $linkobject, 400, 500, $scale->name); |
2453 | } |
2454 | |
2455 | |
b0ccd3fb |
2456 | function error ($message, $link='') { |
9fa49e22 |
2457 | global $CFG, $SESSION; |
2458 | |
b0ccd3fb |
2459 | print_header(get_string('error')); |
2460 | echo '<br />'; |
2461 | print_simple_box($message, 'center', '', '#FFBBBB'); |
ab9f24ad |
2462 | |
9fa49e22 |
2463 | if (!$link) { |
2464 | if ( !empty($SESSION->fromurl) ) { |
b0ccd3fb |
2465 | $link = $SESSION->fromurl; |
9fa49e22 |
2466 | unset($SESSION->fromurl); |
9fa49e22 |
2467 | } else { |
b0ccd3fb |
2468 | $link = $CFG->wwwroot .'/'; |
9fa49e22 |
2469 | } |
2470 | } |
2471 | print_continue($link); |
2472 | print_footer(); |
2473 | die; |
2474 | } |
2475 | |
b0ccd3fb |
2476 | function helpbutton ($page, $title='', $module='moodle', $image=true, $linktext=false, $text='', $return=false) { |
9fa49e22 |
2477 | // $page = the keyword that defines a help page |
2478 | // $title = the title of links, rollover tips, alt tags etc |
2479 | // $module = which module is the page defined in |
2480 | // $image = use a help image for the link? (true/false/"both") |
ab9f24ad |
2481 | // $text = if defined then this text is used in the page, and |
9fa49e22 |
2482 | // the $page variable is ignored. |
dc0dc7d5 |
2483 | global $CFG, $THEME; |
9fa49e22 |
2484 | |
b0ccd3fb |
2485 | if ($module == '') { |
2486 | $module = 'moodle'; |
9fa49e22 |
2487 | } |
2488 | |
2489 | if ($image) { |
b0ccd3fb |
2490 | $icon = $CFG->pixpath .'/help.gif'; |
9fa49e22 |
2491 | if ($linktext) { |
839f2456 |
2492 | $linkobject = "<span style=\"cursor:help;\">$title<img align=\"middle\" border=\"0\" ". |
7fc0f9e5 |
2493 | " height=\"17\" width=\"22\" alt=\"\" src=\"$icon\" /></span>"; |
9fa49e22 |
2494 | } else { |
839f2456 |
2495 | $linkobject = "<img align=\"middle\" border=\"0\" height=\"17\" width=\"22\" ". |
7fc0f9e5 |
2496 | " alt=\"$title\" style=\"cursor:help;\" src=\"$icon\" />"; |
9fa49e22 |
2497 | } |
2498 | } else { |
b0ccd3fb |
2499 | $linkobject = '<span style="cursor:help;">'. $title .'</span>'; |
9fa49e22 |
2500 | } |
2501 | if ($text) { |
b0ccd3fb |
2502 | $url = '/help.php?module='. $module .'&text='. htmlentities(urlencode($text)); |
9fa49e22 |
2503 | } else { |
b0ccd3fb |
2504 | $url = '/help.php?module='. $module .'&file='. $page .'.html'; |
9fa49e22 |
2505 | } |
1f2eec7b |
2506 | |
b0ccd3fb |
2507 | $link = link_to_popup_window ($url, 'popup', $linkobject, 400, 500, $title, 'none', true); |
1f2eec7b |
2508 | |
2509 | if ($return) { |
2510 | return $link; |
2511 | } else { |
2512 | echo $link; |
2513 | } |
9fa49e22 |
2514 | } |
2515 | |
e825f279 |
2516 | function emoticonhelpbutton($form, $field) { |
2517 | /// Prints a special help button that is a link to the "live" emoticon popup |
2518 | global $CFG, $SESSION; |
2519 | |
2520 | $SESSION->inserttextform = $form; |
2521 | $SESSION->inserttextfield = $field; |
b0ccd3fb |
2522 | helpbutton('emoticons', get_string('helpemoticons'), 'moodle', false, true); |
2523 | echo ' '; |
2524 | link_to_popup_window ('/help.php?module=moodle&file=emoticons.html', 'popup', |
839f2456 |
2525 | "<img src=\"$CFG->pixpath/s/smiley.gif\" border=\"0\" align=\"middle\" width=\"15\" height=\"15\" alt=\"\" />", |
b0ccd3fb |
2526 | 400, 500, get_string('helpemoticons')); |
2527 | echo '<br />'; |
e825f279 |
2528 | } |
2529 | |
b0ccd3fb |
2530 | function notice ($message, $link='') { |
750ab759 |
2531 | global $CFG, $THEME; |
9fa49e22 |
2532 | |
2533 | if (!$link) { |
b0ccd3fb |
2534 | if (!empty($_SERVER['HTTP_REFERER'])) { |
2535 | $link = $_SERVER['HTTP_REFERER']; |
750ab759 |
2536 | } else { |
b0ccd3fb |
2537 | $link = $CFG->wwwroot .'/'; |
750ab759 |
2538 | } |
9fa49e22 |
2539 | } |
2540 | |
b0ccd3fb |
2541 | echo '<br />'; |
2542 | print_simple_box($message, 'center', '50%', $THEME->cellheading, '20', 'noticebox'); |
2543 | print_heading('<a href="'. $link .'">'. get_string('continue') .'</a>'); |
9fa49e22 |
2544 | print_footer(get_site()); |
2545 | die; |
2546 | } |
2547 | |
2548 | function notice_yesno ($message, $linkyes, $linkno) { |
2549 | global $THEME; |
2550 | |
b0ccd3fb |
2551 | print_simple_box_start('center', '60%', $THEME->cellheading); |
2552 | echo '<p align="center"><font size="3">'. $message .'</font></p>'; |
2553 | echo '<p align="center"><font size="3"><b>'; |
2554 | echo '<a href="'. $linkyes .'">'. get_string('yes') .'</a>'; |
2555 | echo ' '; |
2556 | echo '<a href="'. $linkno .'">'. get_string('no') .'</a>'; |
2557 | echo '</b></font></p>'; |
9fa49e22 |
2558 | print_simple_box_end(); |
2559 | } |
2560 | |
b0ccd3fb |
2561 | function redirect($url, $message='', $delay='0') { |
5d6c043a |
2562 | // Redirects the user to another page, after printing a notice |
9fa49e22 |
2563 | |
8f0cd6ef |
2564 | // '&' needs to be encoded into '&' for XHTML compliance, |
2565 | // however, this is not true for javascript. Therefore we |
2566 | // first decode all entities in $url (since we cannot rely on) |
2567 | // the correct input) and then encode for where it's needed |
2568 | // echo "<script type='text/javascript'>alert('Redirect $url');</script>"; |
2569 | $url = html_entity_decode($url); // for php < 4.3.0 this is defined in moodlelib.php |
2570 | $encodedurl = htmlentities($url); |
c9082a8c |
2571 | if (empty($message)) { |
b0ccd3fb |
2572 | echo '<meta http-equiv="refresh" content="'. $delay .'; url='. $encodedurl .'" />'; |
7cf1c7bd |
2573 | echo '<script type="text/javascript">'. "\n" .'<!--'. "\n". "location.replace('$url');". "\n". '//-->'. "\n". '</script>'; // To cope with Mozilla bug |
c9082a8c |
2574 | } else { |
ab9f24ad |
2575 | if (empty($delay)) { |
c9082a8c |
2576 | $delay = 3; // There's no point having a message with no delay |
2577 | } |
b0ccd3fb |
2578 | print_header('', '', '', '', '<meta http-equiv="refresh" content="'. $delay .'; url='. $encodedurl .'" />'); |
2579 | echo '<center>'; |
2580 | echo '<p>'. $message .'</p>'; |
2581 | echo '<p>( <a href="'. $encodedurl .'">'. get_string('continue') .'</a> )</p>'; |
2582 | echo '</center>'; |
ff019455 |
2583 | flush(); |
2584 | sleep($delay); |
7cf1c7bd |
2585 | echo '<script type="text/javascript">'."\n".'<!--'."\nlocation.replace('$url');\n".'//-->'."\n".'</script>'; // To cope with Mozilla bug |
9fa49e22 |
2586 | } |
ab9f24ad |
2587 | die; |
9fa49e22 |
2588 | } |
2589 | |
b0ccd3fb |
2590 | function notify ($message, $color='red', $align='center') { |
2591 | echo '<p align="'. $align .'"><b><font color="'. $color .'">'. $message .'</font></b></p>' . "\n"; |
9fa49e22 |
2592 | } |
2593 | |
43373804 |
2594 | function obfuscate_email($email) { |
2595 | /// Given an email address, this function will return an obfuscated version of it |
2596 | $i = 0; |
2597 | $length = strlen($email); |
b0ccd3fb |
2598 | $obfuscated = ''; |
43373804 |
2599 | while ($i < $length) { |
2600 | if (rand(0,2)) { |
2601 | $obfuscated.='%'.dechex(ord($email{$i})); |
2602 | } else { |
2603 | $obfuscated.=$email{$i}; |
2604 | } |
2605 | $i++; |
2606 | } |
2607 | return $obfuscated; |
2608 | } |
2609 | |
2610 | function obfuscate_text($plaintext) { |
2611 | /// This function takes some text and replaces about half of the characters |
2612 | /// with HTML entity equivalents. Return string is obviously longer. |
2613 | $i=0; |
2614 | $length = strlen($plaintext); |
b0ccd3fb |
2615 | $obfuscated=''; |
2b09e377 |
2616 | $prev_obfuscated = false; |
43373804 |
2617 | while ($i < $length) { |
2b09e377 |
2618 | $c = ord($plaintext{$i}); |
2619 | $numerical = ($c >= ord('0')) && ($c <= ord('9')); |
2620 | if ($prev_obfuscated and $numerical ) { |
2621 | $obfuscated.='&#'.ord($plaintext{$i}); |
2622 | } else if (rand(0,2)) { |
43373804 |
2623 | $obfuscated.='&#'.ord($plaintext{$i}); |
2b09e377 |
2624 | $prev_obfuscated = true; |
43373804 |
2625 | } else { |
2626 | $obfuscated.=$plaintext{$i}; |
2b09e377 |
2627 | $prev_obfuscated = false; |
43373804 |
2628 | } |
2b09e377 |
2629 | $i++; |
43373804 |
2630 | } |
2631 | return $obfuscated; |
2632 | } |
2633 | |
b0ccd3fb |
2634 | function obfuscate_mailto($email, $label='', $dimmed=false) { |
43373804 |
2635 | /// This function uses the above two functions to generate a fully |
2636 | /// obfuscated email link, ready to use. |
2637 | |
2638 | if (empty($label)) { |
2639 | $label = $email; |
2640 | } |
cadb96f2 |
2641 | if ($dimmed) { |
2642 | $title = get_string('emaildisable'); |
2643 | $dimmed = ' class="dimmed"'; |
2644 | } else { |
2645 | $title = ''; |
2646 | $dimmed = ''; |
2647 | } |
ab9f24ad |
2648 | return sprintf("<a href=\"%s:%s\" $dimmed title=\"$title\">%s</a>", |
cadb96f2 |
2649 | obfuscate_text('mailto'), obfuscate_email($email), |
2650 | obfuscate_text($label)); |
43373804 |
2651 | } |
2652 | |
8b9c7aa0 |
2653 | function print_paging_bar($totalcount, $page, $perpage, $baseurl) { |
2654 | /// Prints a single paging bar to provide access to other pages (usually in a search) |
2655 | |
519d369f |
2656 | $maxdisplay = 18; |
8ef9cb56 |
2657 | |
8b9c7aa0 |
2658 | if ($totalcount > $perpage) { |
b0ccd3fb |
2659 | echo '<center>'; |
2660 | echo '<p>'.get_string('page').':'; |
f374fb10 |
2661 | if ($page > 0) { |
2662 | $pagenum=$page-1; |
b0ccd3fb |
2663 | echo ' (<a href="'. $baseurl .'page='. $pagenum .'">'. get_string('previous') .'</a>) '; |
f374fb10 |
2664 | } |
be20753e |
2665 | $lastpage = ceil($totalcount / $perpage); |
2666 | if ($page > 15) { |
2667 | $startpage = $page - 10; |
b0ccd3fb |
2668 | echo ' <a href="'. $baseurl .'page=0">1</a> ...'; |
be20753e |
2669 | } else { |
2670 | $startpage = 0; |
2671 | } |
be20753e |
2672 | $currpage = $startpage; |
2673 | $displaycount = 0; |
2674 | while ($displaycount < $maxdisplay and $currpage < $lastpage) { |
2675 | $displaypage = $currpage+1; |
2676 | if ($page == $currpage) { |
b0ccd3fb |
2677 | echo ' '. $displaypage; |
8b9c7aa0 |
2678 | } else { |
b0ccd3fb |
2679 | echo ' <a href="'. $baseurl .'page='. $currpage .'">'. $displaypage .'</a>'; |
e27dbcc8 |
2680 | } |
be20753e |
2681 | $displaycount++; |
2682 | $currpage++; |
8b9c7aa0 |
2683 | } |
924cef21 |
2684 | if ($currpage < $lastpage) { |
519d369f |
2685 | $lastpageactual = $lastpage - 1; |
b0ccd3fb |
2686 | echo ' ...<a href="'. $baseurl .'page='. $lastpageactual .'">'. $lastpage .'</a> '; |
924cef21 |
2687 | } |
8b9c7aa0 |
2688 | $pagenum = $page + 1; |
be20753e |
2689 | if ($pagenum != $displaypage) { |
b0ccd3fb |
2690 | echo ' (<a href="'. $baseurl .'page='. $pagenum .'">'. get_string('next') .'</a>)'; |
8b9c7aa0 |
2691 | } |
b0ccd3fb |
2692 | echo '</p>'; |
2693 | echo '</center>'; |
8b9c7aa0 |
2694 | } |
2695 | } |
9fa49e22 |
2696 | |
ab892a4f |
2697 | //This function is used to rebuild the <nolink> tag because some formats (PLAIN and WIKI) |
2698 | //will transform it to html entities |
2699 | function rebuildnolinktag($text) { |
ab9f24ad |
2700 | |
ab892a4f |
2701 | $text = preg_replace('/<(\/*nolink)>/i','<$1>',$text); |
2702 | |
2703 | return $text; |
2704 | } |
2705 | |
b4bac9b6 |
2706 | |
2707 | |
2708 | |
89adb174 |
2709 | // ================================================ |
2710 | // THREE FUNCTIONS MOVED HERE FROM course/lib.php |
2711 | // ================================================ |
2712 | |
2713 | function print_side_block($heading='', $content='', $list=NULL, $icons=NULL, $footer='', $attributes = array()) { |
2714 | // Prints a nice side block with an optional header. The content can either |
2715 | // be a block of HTML or a list of text with optional icons. |
2716 | |
2717 | global $THEME; |
2718 | |
2719 | print_side_block_start($heading, $attributes); |
2720 | |
2721 | if ($content) { |
2722 | echo $content; |
2723 | if ($footer) { |
b0ccd3fb |
2724 | echo '<center><font size="-2">'. $footer .'</font></center>'; |
89adb174 |
2725 | } |
2726 | } else { |
b0ccd3fb |
2727 | echo '<table width="100%" border="0" cellspacing="0" cellpadding="2">'; |
89adb174 |
2728 | if ($list) { |
2729 | foreach ($list as $key => $string) { |
b0ccd3fb |
2730 | echo '<tr bgcolor="'. $THEME->cellcontent2 .'">'; |
89adb174 |
2731 | if ($icons) { |
b0ccd3fb |
2732 | echo '<td class="sideblocklinks" valign="top" width="16">'. $icons[$key] .'</td>'; |
89adb174 |
2733 | } |
b0ccd3fb |
2734 | echo '<td class="sideblocklinks" valign="top" width="*"><font size="-1">'. $string .'</font></td>'; |
2735 | echo '</tr>'; |
89adb174 |
2736 | } |
2737 | } |
2738 | if ($footer) { |
b0ccd3fb |
2739 | echo '<tr bgcolor="'. $THEME->cellcontent2 .'">'; |
2740 | echo '<td class="sideblocklinks" '; |
89adb174 |
2741 | if ($icons) { |
2742 | echo ' colspan="2" '; |
2743 | } |
2744 | echo '>'; |
b0ccd3fb |
2745 | echo '<center><font size="-2">'. $footer .'</font></center>'; |
2746 | echo '</td></tr>'; |
89adb174 |
2747 | } |
b0ccd3fb |
2748 | echo '</table>'; |
89adb174 |
2749 | } |
2750 | |
2751 | print_side_block_end(); |
2752 | } |
2753 | |
2754 | function print_side_block_start($heading='', $attributes = array()) { |
2755 | // Starts a nice side block with an optional header. |
2756 | global $THEME; |
2757 | |
2758 | // If there are no special attributes, give a default CSS class |
2759 | if(empty($attributes) || !is_array($attributes)) { |
2760 | $attributes = array('class' => 'sideblock'); |
2761 | } |
2762 | else if(!isset($attributes['class'])) { |
2763 | $attributes['class'] = 'sideblock'; |
2764 | } |
2765 | else if(!strpos($attributes['class'], 'sideblock')) { |
2766 | $attributes['class'] .= ' sideblock'; |
2767 | } |
2768 | // OK, the class is surely there and in addition to anything |
2769 | // else, it's tagged as a sideblock |
2770 | |
2771 | $attrtext = ''; |
2772 | foreach($attributes as $attr => $val) { |
2773 | $attrtext .= ' '.$attr.'="'.$val.'"'; |
2774 | } |
2775 | |
2776 | // [pj] UGLY UGLY UGLY! I hate myself for doing this! |
2777 | // When the Lord Moodle 2.0 cometh, his mercy shalt move all this mess |
2778 | // to CSS and banish the evil to the abyss from whence it came. |
2779 | echo '<table style="width: 100%;" cellspacing="0" cellpadding="5"'.$attrtext.'>'; |
2780 | if ($heading) { |
eb2aa909 |
2781 | echo '<thead><tr><td class="sideblockheading">'.$heading.'</td></tr></thead>'; |
89adb174 |
2782 | } |
2783 | echo '<tbody style="background-color: '.$THEME->cellcontent2.';"><tr><td class="sideblockmain">'; |
2784 | } |
2785 | |
b4bac9b6 |
2786 | |
2787 | |
89adb174 |
2788 | function print_side_block_end() { |
2789 | echo '</td></tr></tbody></table><br />'; |
2790 | echo "\n"; |
2791 | } |
2792 | |
eb2042f6 |
2793 | function print_editor_config() { |
2794 | /// prints out the editor config. |
89adb174 |
2795 | |
eb2042f6 |
2796 | global $CFG; |
2797 | |
2798 | // print new config |
b0ccd3fb |
2799 | echo 'var config = new HTMLArea.Config();'."\n"; |
eb2042f6 |
2800 | echo "config.pageStyle = \"body {"; |
2801 | if(!(empty($CFG->editorbackgroundcolor))) { |
2802 | echo " background-color: $CFG->editorbackgroundcolor;"; |
2803 | } |
2804 | |
2805 | if(!(empty($CFG->editorfontfamily))) { |
2806 | echo " font-family: $CFG->editorfontfamily;"; |
2807 | } |
2808 | |
2809 | if(!(empty($CFG->editorfontsize))) { |
2810 | echo " font-size: $CFG->editorfontsize;"; |
2811 | } |
2812 | |
2813 | echo " }\";\n"; |
2814 | echo "config.killWordOnPaste = "; |
629b5885 |
2815 | echo(empty($CFG->editorkillword)) ? "false":"true"; |
b0ccd3fb |
2816 | echo ';'."\n"; |
2817 | echo 'config.fontname = {'."\n"; |
eb2042f6 |
2818 | |
629b5885 |
2819 | $fontlist = isset($CFG->editorfontlist) ? explode(';', $CFG->editorfontlist) : array(); |
eb2042f6 |
2820 | $i = 1; // Counter is used to get rid of the last comma. |
2821 | $count = count($fontlist); // Otherwise IE doesn't load the editor. |
2822 | |
2823 | foreach($fontlist as $fontline) { |
2824 | if(!empty($fontline)) { |
b0ccd3fb |
2825 | list($fontkey, $fontvalue) = split(':', $fontline); |
2826 | echo '"'. $fontkey ."\":\t'". $fontvalue ."'"; |
eb2042f6 |
2827 | if($i < $count) { |
b0ccd3fb |
2828 | echo ','."\n"; |
eb2042f6 |
2829 | } |
2830 | } |
2831 | $i++; |
2832 | } |
b0ccd3fb |
2833 | echo '};'; |
629b5885 |
2834 | if(!empty($CFG->editorspelling) && !empty($CFG->aspellpath)) { |
67ccec43 |
2835 | print_speller_code($usehtmleditor=true); |
2836 | } |
eb2042f6 |
2837 | } |
2838 | |
2839 | function print_speller_code ($usehtmleditor=false) { |
2840 | /// Prints out code needed for spellchecking. |
2841 | /// Original idea by Ludo (Marc Alier). |
2842 | global $CFG; |
2843 | |
2844 | if(!$usehtmleditor) { |
b0ccd3fb |
2845 | echo "\n".'<script language="javascript" type="text/javascript">'."\n"; |
2846 | echo 'function openSpellChecker() {'."\n"; |
eb2042f6 |
2847 | echo "\tvar speller = new spellChecker();\n"; |
2848 | echo "\tspeller.popUpUrl = \"" . $CFG->wwwroot ."/lib/speller/spellchecker.html\";\n"; |
2849 | echo "\tspeller.spellCheckScript = \"". $CFG->wwwroot ."/lib/speller/server-scripts/spellchecker.php\";\n"; |
2850 | echo "\tspeller.spellCheckAll();\n"; |
b0ccd3fb |
2851 | echo '}'."\n"; |
2852 | echo '</script>'."\n"; |
eb2042f6 |
2853 | } else { |
2854 | echo "\nfunction spellClickHandler(editor, buttonId) {\n"; |
2855 | echo "\teditor._textArea.value = editor.getHTML();\n"; |
2856 | echo "\tvar speller = new spellChecker( editor._textArea );\n"; |
2857 | echo "\tspeller.popUpUrl = \"" . $CFG->wwwroot ."/lib/speller/spellchecker.html\";\n"; |
2858 | echo "\tspeller.spellCheckScript = \"". $CFG->wwwroot ."/lib/speller/server-scripts/spellchecker.php\";\n"; |
2859 | echo "\tspeller._moogle_edit=1;\n"; |
2860 | echo "\tspeller._editor=editor;\n"; |
2861 | echo "\tspeller.openChecker();\n"; |
b0ccd3fb |
2862 | echo '}'."\n"; |
eb2042f6 |
2863 | } |
2864 | } |
2865 | |
2866 | function print_speller_button () { |
2867 | // print button for spellchecking |
2868 | // when editor is disabled |
b0ccd3fb |
2869 | echo '<input type="button" value="Check spelling" onclick="openSpellChecker();" />'."\n"; |
eb2042f6 |
2870 | } |
9d5b689c |
2871 | // vim:autoindent:expandtab:shiftwidth=4:tabstop=4:tw=140: |
e290e486 |
2872 | ?> |