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1 | <?PHP // $Id$ |
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2 | /** |
3 | * assignment_base is the base class for assignment types |
4 | * |
5 | * This class provides all the functionality for an assignment |
6 | */ |
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7 | |
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8 | DEFINE ('ASSIGNMENT_COUNT_WORDS', 1); |
9 | DEFINE ('ASSIGNMENT_COUNT_LETTERS', 2); |
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10 | |
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11 | if (!isset($CFG->assignment_maxbytes)) { |
12 | set_config("assignment_maxbytes", 1024000); // Default maximum size for all assignments |
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13 | } |
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14 | if (!isset($CFG->assignment_itemstocount)) { |
15 | set_config("assignment_itemstocount", ASSIGNMENT_COUNT_WORDS); // Default item to count |
16 | } |
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17 | |
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18 | /** |
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19 | * Standard base class for all assignment submodules (assignment types). |
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20 | */ |
21 | class assignment_base { |
22 | |
23 | var $cm; |
24 | var $course; |
25 | var $assignment; |
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26 | var $strassignment; |
27 | var $strassignments; |
28 | var $strsubmissions; |
29 | var $strlastmodified; |
30 | var $navigation; |
31 | var $pagetitle; |
32 | var $currentgroup; |
33 | var $usehtmleditor; |
34 | var $defaultformat; |
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35 | |
36 | /** |
37 | * Constructor for the base assignment class |
38 | * |
39 | * Constructor for the base assignment class. |
40 | * If cmid is set create the cm, course, assignment objects. |
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41 | * If the assignment is hidden and the user is not a teacher then |
42 | * this prints a page header and notice. |
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43 | * |
44 | * @param cmid integer, the current course module id - not set for new assignments |
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45 | * @param assignment object, usually null, but if we have it we pass it to save db access |
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46 | * @param cm object, usually null, but if we have it we pass it to save db access |
47 | * @param course object, usually null, but if we have it we pass it to save db access |
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48 | */ |
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49 | function assignment_base($cmid=0, $assignment=NULL, $cm=NULL, $course=NULL) { |
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50 | |
51 | global $CFG; |
52 | |
53 | if ($cmid) { |
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54 | if ($cm) { |
55 | $this->cm = $cm; |
56 | } else if (! $this->cm = get_record('course_modules', 'id', $cmid)) { |
57 | error('Course Module ID was incorrect'); |
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58 | } |
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59 | |
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60 | if ($course) { |
61 | $this->course = $course; |
62 | } else if (! $this->course = get_record('course', 'id', $this->cm->course)) { |
63 | error('Course is misconfigured'); |
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64 | } |
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65 | |
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66 | if ($assignment) { |
67 | $this->assignment = $assignment; |
68 | } else if (! $this->assignment = get_record('assignment', 'id', $this->cm->instance)) { |
69 | error('assignment ID was incorrect'); |
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70 | } |
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71 | |
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72 | $this->strassignment = get_string('modulename', 'assignment'); |
73 | $this->strassignments = get_string('modulenameplural', 'assignment'); |
74 | $this->strsubmissions = get_string('submissions', 'assignment'); |
75 | $this->strlastmodified = get_string('lastmodified'); |
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76 | |
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77 | if ($this->course->category) { |
78 | $this->navigation = "<a target=\"{$CFG->framename}\" href=\"$CFG->wwwroot/course/view.php?id={$this->course->id}\">{$this->course->shortname}</a> -> ". |
79 | "<a target=\"{$CFG->framename}\" href=\"index.php?id={$this->course->id}\">$this->strassignments</a> ->"; |
80 | } else { |
81 | $this->navigation = "<a target=\"{$CFG->framename}\" href=\"index.php?id={$this->course->id}\">$this->strassignments</a> ->"; |
82 | } |
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83 | |
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84 | $this->pagetitle = strip_tags($this->course->shortname.': '.$this->strassignment.': '.format_string($this->assignment->name,true)); |
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85 | |
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86 | if (!$this->cm->visible and !isteacher($this->course->id)) { |
87 | $pagetitle = strip_tags($this->course->shortname.': '.$this->strassignment); |
88 | print_header($pagetitle, $this->course->fullname, "$this->navigation $this->strassignment", |
89 | "", "", true, '', navmenu($this->course, $this->cm)); |
90 | notice(get_string("activityiscurrentlyhidden"), "$CFG->wwwroot/course/view.php?id={$this->course->id}"); |
91 | } |
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92 | $this->currentgroup = get_current_group($this->course->id); |
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93 | } |
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94 | |
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95 | /// Set up things for a HTML editor if it's needed |
96 | if ($this->usehtmleditor = can_use_html_editor()) { |
97 | $this->defaultformat = FORMAT_HTML; |
98 | } else { |
99 | $this->defaultformat = FORMAT_MOODLE; |
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100 | } |
101 | } |
102 | |
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103 | /** |
104 | * Display the assignment, used by view.php |
105 | * |
106 | * This in turn calls the methods producing individual parts of the page |
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107 | */ |
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108 | function view() { |
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109 | |
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110 | add_to_log($this->course->id, "assignment", "view", "view.php?id={$this->cm->id}", |
111 | $this->assignment->id, $this->cm->id); |
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112 | |
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113 | $this->view_header(); |
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114 | |
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115 | $this->view_intro(); |
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116 | |
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117 | $this->view_dates(); |
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118 | |
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119 | $this->view_feedback(); |
120 | |
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121 | $this->view_footer(); |
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122 | } |
123 | |
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124 | /** |
125 | * Display the header and top of a page |
126 | * |
127 | * (this doesn't change much for assignment types) |
128 | * This is used by the view() method to print the header of view.php but |
129 | * it can be used on other pages in which case the string to denote the |
130 | * page in the navigation trail should be passed as an argument |
131 | * |
132 | * @param $subpage string Description of subpage to be used in navigation trail |
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133 | */ |
134 | function view_header($subpage='') { |
135 | |
136 | global $CFG; |
137 | |
138 | if ($subpage) { |
139 | $extranav = '<a target="'.$CFG->framename.'" href="view.php?id='.$this->cm->id.'">'. |
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140 | format_string($this->assignment->name,true).'</a> -> '.$subpage; |
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141 | } else { |
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142 | $extranav = ' '.format_string($this->assignment->name,true); |
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143 | } |
144 | |
145 | print_header($this->pagetitle, $this->course->fullname, $this->navigation.$extranav, '', '', |
146 | true, update_module_button($this->cm->id, $this->course->id, $this->strassignment), |
147 | navmenu($this->course, $this->cm)); |
148 | |
149 | echo '<div class="reportlink">'.$this->submittedlink().'</div>'; |
150 | } |
151 | |
152 | |
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153 | /** |
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154 | * Display the assignment intro |
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155 | * |
156 | * This will most likely be extended by assignment type plug-ins |
157 | * The default implementation prints the assignment description in a box |
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158 | */ |
159 | function view_intro() { |
160 | print_simple_box_start('center', '', '', '', 'generalbox', 'intro'); |
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161 | $formatoptions = new stdClass; |
162 | $formatoptions->noclean = true; |
163 | echo format_text($this->assignment->description, $this->assignment->format, $formatoptions); |
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164 | print_simple_box_end(); |
165 | } |
166 | |
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167 | /** |
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168 | * Display the assignment dates |
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169 | * |
170 | * Prints the assignment start and end dates in a box. |
171 | * This will be suitable for most assignment types |
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172 | */ |
173 | function view_dates() { |
174 | if (!$this->assignment->timeavailable && !$this->assignment->timedue) { |
175 | return; |
176 | } |
177 | |
178 | print_simple_box_start('center', '', '', '', 'generalbox', 'dates'); |
179 | echo '<table>'; |
180 | if ($this->assignment->timeavailable) { |
181 | echo '<tr><td class="c0">'.get_string('availabledate','assignment').':</td>'; |
182 | echo ' <td class="c1">'.userdate($this->assignment->timeavailable).'</td></tr>'; |
183 | } |
184 | if ($this->assignment->timedue) { |
185 | echo '<tr><td class="c0">'.get_string('duedate','assignment').':</td>'; |
186 | echo ' <td class="c1">'.userdate($this->assignment->timedue).'</td></tr>'; |
187 | } |
188 | echo '</table>'; |
189 | print_simple_box_end(); |
190 | } |
191 | |
192 | |
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193 | /** |
194 | * Display the bottom and footer of a page |
195 | * |
196 | * This default method just prints the footer. |
197 | * This will be suitable for most assignment types |
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198 | */ |
199 | function view_footer() { |
200 | print_footer($this->course); |
201 | } |
202 | |
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203 | /** |
204 | * Display the feedback to the student |
205 | * |
206 | * This default method prints the teacher picture and name, date when marked, |
207 | * grade and teacher comment. |
208 | * |
209 | * @param $submission object The submission object or NULL in which case it will be loaded |
210 | */ |
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211 | function view_feedback($submission=NULL) { |
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212 | global $USER; |
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213 | |
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214 | if (!$submission) { /// Get submission for this assignment |
215 | $submission = $this->get_submission($USER->id); |
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216 | } |
217 | |
218 | if (empty($submission->timemarked)) { /// Nothing to show, so print nothing |
219 | return; |
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220 | } |
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221 | |
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222 | /// We need the teacher info |
223 | if (! $teacher = get_record('user', 'id', $submission->teacher)) { |
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224 | error('Could not find the teacher'); |
225 | } |
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226 | |
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227 | /// Print the feedback |
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228 | print_heading(get_string('feedbackfromteacher', 'assignment', $this->course->teacher)); |
229 | |
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230 | echo '<table cellspacing="0" class="feedback">'; |
231 | |
232 | echo '<tr>'; |
233 | echo '<td class="left picture">'; |
234 | print_user_picture($teacher->id, $this->course->id, $teacher->picture); |
235 | echo '</td>'; |
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236 | echo '<td class="topic">'; |
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237 | echo '<div class="from">'; |
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238 | echo '<div class="fullname">'.fullname($teacher).'</div>'; |
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239 | echo '<div class="time">'.userdate($submission->timemarked).'</div>'; |
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240 | echo '</div>'; |
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241 | echo '</td>'; |
242 | echo '</tr>'; |
243 | |
244 | echo '<tr>'; |
245 | echo '<td class="left side"> </td>'; |
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246 | echo '<td class="content">'; |
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247 | if ($this->assignment->grade) { |
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248 | echo '<div class="grade">'; |
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249 | echo get_string("grade").': '.$this->display_grade($submission->grade); |
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250 | echo '</div>'; |
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251 | echo '<div class="clearer"></div>'; |
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252 | } |
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253 | |
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254 | echo '<div class="comment">'; |
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255 | echo format_text($submission->comment, $submission->format); |
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256 | echo '</div>'; |
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257 | echo '</tr>'; |
258 | |
259 | echo '</table>'; |
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260 | } |
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261 | |
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262 | /** |
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263 | * Returns a link with info about the state of the assignment submissions |
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264 | * |
265 | * This is used by view_header to put this link at the top right of the page. |
266 | * For teachers it gives the number of submitted assignments with a link |
267 | * For students it gives the time of their submission. |
268 | * This will be suitable for most assignment types. |
269 | * @return string |
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270 | */ |
271 | function submittedlink() { |
272 | global $USER; |
273 | |
274 | $submitted = ''; |
275 | |
276 | if (isteacher($this->course->id)) { |
277 | if (!isteacheredit($this->course->id) and user_group($this->course->id, $USER->id)) { |
278 | $count = $this->count_real_submissions($this->currentgroup); // Only their group |
279 | } else { |
280 | $count = $this->count_real_submissions(); // Everyone |
281 | } |
282 | $submitted = '<a href="submissions.php?id='.$this->cm->id.'">'. |
283 | get_string('viewsubmissions', 'assignment', $count).'</a>'; |
284 | } else { |
285 | if (isset($USER->id)) { |
286 | if ($submission = $this->get_submission($USER->id)) { |
287 | if ($submission->timemodified) { |
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288 | if ($submission->timemodified <= $this->assignment->timedue || empty($this->assignment->timedue)) { |
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289 | $submitted = '<span class="early">'.userdate($submission->timemodified).'</span>'; |
290 | } else { |
291 | $submitted = '<span class="late">'.userdate($submission->timemodified).'</span>'; |
292 | } |
293 | } |
294 | } |
295 | } |
296 | } |
297 | |
298 | return $submitted; |
299 | } |
300 | |
301 | |
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302 | /** |
303 | * Print the setup form for the current assignment type |
304 | * |
305 | * Includes common.html and the assignment type's mod.html |
306 | * This will be suitable for all assignment types |
307 | * |
308 | * @param $form object The object used to fill the form |
309 | * @param $action url Default destination for this form |
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310 | */ |
311 | function setup(&$form, $action='') { |
312 | global $CFG, $THEME; |
313 | |
314 | if (empty($this->course)) { |
315 | if (! $this->course = get_record("course", "id", $form->course)) { |
316 | error("Course is misconfigured"); |
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317 | } |
318 | } |
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319 | if (empty($action)) { // Default destination for this form |
320 | $action = $CFG->wwwroot.'/course/mod.php'; |
321 | } |
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322 | |
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323 | if (empty($form->name)) { |
324 | $form->name = ""; |
325 | } |
326 | if (empty($form->assignmenttype)) { |
327 | $form->assignmenttype = ""; |
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328 | } else { |
329 | $form->assignmenttype = clean_param($form->assignmenttype, PARAM_SAFEDIR); |
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330 | } |
331 | if (empty($form->description)) { |
332 | $form->description = ""; |
333 | } |
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334 | |
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335 | $strname = get_string('name'); |
336 | $strassignments = get_string('modulenameplural', 'assignment'); |
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337 | $strheading = empty($form->name) ? get_string("type$form->assignmenttype",'assignment') : s(format_string(stripslashes($form->name),true)); |
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338 | |
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339 | print_header($this->course->shortname.': '.$strheading, "$strheading", |
340 | "<a href=\"$CFG->wwwroot/course/view.php?id={$this->course->id}\">{$this->course->shortname} </a> -> ". |
341 | "<a href=\"$CFG->wwwroot/mod/assignment/index.php?id={$this->course->id}\">$strassignments</a> -> $strheading"); |
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342 | |
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343 | print_simple_box_start('center', '70%'); |
344 | print_heading(get_string('type'.$form->assignmenttype,'assignment')); |
345 | print_simple_box(get_string('help'.$form->assignmenttype, 'assignment'), 'center'); |
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346 | include("$CFG->dirroot/mod/assignment/type/common.html"); |
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347 | |
348 | include("$CFG->dirroot/mod/assignment/type/".$form->assignmenttype."/mod.html"); |
349 | $this->setup_end(); |
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350 | } |
351 | |
7af1e882 |
352 | /** |
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353 | * Print the end of the setup form for the current assignment type |
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354 | * |
355 | * Includes common_end.html |
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356 | */ |
357 | function setup_end() { |
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358 | global $CFG; |
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359 | |
360 | include($CFG->dirroot.'/mod/assignment/type/common_end.html'); |
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361 | |
362 | print_simple_box_end(); |
363 | |
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364 | if ($this->usehtmleditor) { |
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365 | use_html_editor(); |
366 | } |
367 | |
368 | print_footer($this->course); |
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369 | } |
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370 | |
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371 | /** |
372 | * Create a new assignment activity |
373 | * |
374 | * Given an object containing all the necessary data, |
375 | * (defined by the form in mod.html) this function |
376 | * will create a new instance and return the id number |
377 | * of the new instance. |
378 | * The due data is added to the calendar |
379 | * This is common to all assignment types. |
380 | * |
381 | * @param $assignment object The data from the form on mod.html |
382 | * @return int The id of the assignment |
383 | */ |
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384 | function add_instance($assignment) { |
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385 | |
386 | $assignment->timemodified = time(); |
38147229 |
387 | if (empty($assignment->dueenable)) { |
388 | $assignment->timedue = 0; |
f00da052 |
389 | $assignment->preventlate = 0; |
38147229 |
390 | } else { |
391 | $assignment->timedue = make_timestamp($assignment->dueyear, $assignment->duemonth, |
392 | $assignment->dueday, $assignment->duehour, |
393 | $assignment->dueminute); |
394 | } |
395 | if (empty($assignment->availableenable)) { |
396 | $assignment->timeavailable = 0; |
38147229 |
397 | } else { |
398 | $assignment->timeavailable = make_timestamp($assignment->availableyear, $assignment->availablemonth, |
399 | $assignment->availableday, $assignment->availablehour, |
400 | $assignment->availableminute); |
401 | } |
402 | |
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403 | if ($returnid = insert_record("assignment", $assignment)) { |
404 | |
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405 | if ($assignment->timedue) { |
406 | $event = NULL; |
407 | $event->name = $assignment->name; |
408 | $event->description = $assignment->description; |
409 | $event->courseid = $assignment->course; |
410 | $event->groupid = 0; |
411 | $event->userid = 0; |
412 | $event->modulename = 'assignment'; |
413 | $event->instance = $returnid; |
414 | $event->eventtype = 'due'; |
415 | $event->timestart = $assignment->timedue; |
416 | $event->timeduration = 0; |
736f191c |
417 | |
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418 | add_event($event); |
419 | } |
736f191c |
420 | } |
421 | |
422 | return $returnid; |
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423 | } |
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424 | |
7af1e882 |
425 | /** |
426 | * Deletes an assignment activity |
427 | * |
428 | * Deletes all database records and calendar events for this assignment. |
429 | * @param $assignment object The assignment to be deleted |
430 | * @return boolean False indicates error |
431 | */ |
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432 | function delete_instance($assignment) { |
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433 | $result = true; |
434 | |
435 | if (! delete_records('assignment_submissions', 'assignment', $assignment->id)) { |
436 | $result = false; |
437 | } |
438 | |
439 | if (! delete_records('assignment', 'id', $assignment->id)) { |
440 | $result = false; |
441 | } |
442 | |
443 | if (! delete_records('event', 'modulename', 'assignment', 'instance', $assignment->id)) { |
444 | $result = false; |
445 | } |
446 | |
447 | return $result; |
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448 | } |
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449 | |
7af1e882 |
450 | /** |
451 | * Updates a new assignment activity |
452 | * |
453 | * Given an object containing all the necessary data, |
454 | * (defined by the form in mod.html) this function |
455 | * will update the assignment instance and return the id number |
456 | * The due date is updated in the calendar |
457 | * This is common to all assignment types. |
458 | * |
459 | * @param $assignment object The data from the form on mod.html |
460 | * @return int The assignment id |
461 | */ |
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462 | function update_instance($assignment) { |
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463 | |
38147229 |
464 | $assignment->timemodified = time(); |
465 | if (empty($assignment->dueenable)) { |
466 | $assignment->timedue = 0; |
5c6b657a |
467 | $assignment->preventlate = 0; |
38147229 |
468 | } else { |
469 | $assignment->timedue = make_timestamp($assignment->dueyear, $assignment->duemonth, |
470 | $assignment->dueday, $assignment->duehour, |
471 | $assignment->dueminute); |
472 | } |
473 | if (empty($assignment->availableenable)) { |
474 | $assignment->timeavailable = 0; |
38147229 |
475 | } else { |
476 | $assignment->timeavailable = make_timestamp($assignment->availableyear, $assignment->availablemonth, |
477 | $assignment->availableday, $assignment->availablehour, |
478 | $assignment->availableminute); |
479 | } |
480 | |
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481 | $assignment->id = $assignment->instance; |
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482 | |
483 | if ($returnid = update_record('assignment', $assignment)) { |
484 | |
1e4343a0 |
485 | if ($assignment->timedue) { |
486 | $event = NULL; |
736f191c |
487 | |
1e4343a0 |
488 | if ($event->id = get_field('event', 'id', 'modulename', 'assignment', 'instance', $assignment->id)) { |
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489 | |
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490 | $event->name = $assignment->name; |
491 | $event->description = $assignment->description; |
492 | $event->timestart = $assignment->timedue; |
736f191c |
493 | |
1e4343a0 |
494 | update_event($event); |
47263937 |
495 | } else { |
496 | $event = NULL; |
497 | $event->name = $assignment->name; |
498 | $event->description = $assignment->description; |
499 | $event->courseid = $assignment->course; |
500 | $event->groupid = 0; |
501 | $event->userid = 0; |
502 | $event->modulename = 'assignment'; |
503 | $event->instance = $assignment->id; |
504 | $event->eventtype = 'due'; |
505 | $event->timestart = $assignment->timedue; |
506 | $event->timeduration = 0; |
507 | |
508 | add_event($event); |
1e4343a0 |
509 | } |
47263937 |
510 | } else { |
511 | delete_records('event', 'modulename', 'assignment', 'instance', $assignment->id); |
736f191c |
512 | } |
513 | } |
514 | |
515 | return $returnid; |
b0f2597e |
516 | } |
517 | |
7af1e882 |
518 | /** |
b0f2597e |
519 | * Top-level function for handling of submissions called by submissions.php |
7af1e882 |
520 | * |
521 | * This is for handling the teacher interaction with the grading interface |
522 | * This should be suitable for most assignment types. |
523 | * |
524 | * @param $mode string Specifies the kind of teacher interaction taking place |
b0f2597e |
525 | */ |
526 | function submissions($mode) { |
9bf660b3 |
527 | ///The main switch is changed to facilitate |
528 | ///1) Batch fast grading |
529 | ///2) Skip to the next one on the popup |
530 | ///3) Save and Skip to the next one on the popup |
531 | |
532 | //make user global so we can use the id |
533 | global $USER; |
534 | |
b0f2597e |
535 | switch ($mode) { |
536 | case 'grade': // We are in a popup window grading |
537 | if ($submission = $this->process_feedback()) { |
5a36be8c |
538 | //IE needs proper header with encoding |
539 | print_header(get_string('feedback', 'assignment').':'.format_string($this->assignment->name)); |
b0f2597e |
540 | print_heading(get_string('changessaved')); |
be86672d |
541 | $this->update_main_listing($submission); |
b0f2597e |
542 | } |
543 | close_window(); |
544 | break; |
9cc9b7c1 |
545 | |
b0f2597e |
546 | case 'single': // We are in a popup window displaying submission |
547 | $this->display_submission(); |
548 | break; |
a56d79cd |
549 | |
b0f2597e |
550 | case 'all': // Main window, display everything |
551 | $this->display_submissions(); |
552 | break; |
082215e6 |
553 | |
9bf660b3 |
554 | case 'fastgrade': |
082215e6 |
555 | ///do the fast grading stuff - this process should work for all 3 subclasses |
39e11905 |
556 | $grading = false; |
16907e53 |
557 | $commenting = false; |
39e11905 |
558 | $col = false; |
16907e53 |
559 | if (isset($_POST['comment'])) { |
39e11905 |
560 | $col = 'comment'; |
16907e53 |
561 | $commenting = true; |
562 | } |
563 | if (isset($_POST['menu'])) { |
39e11905 |
564 | $col = 'menu'; |
16907e53 |
565 | $grading = true; |
566 | } |
39e11905 |
567 | if (!$col) { |
568 | //both comment and grade columns collapsed.. |
569 | $this->display_submissions(); |
16907e53 |
570 | break; |
571 | } |
39e11905 |
572 | foreach ($_POST[$col] as $id => $unusedvalue){ |
77f4b17b |
573 | |
574 | $id = (int)$id; //clean parameter name |
39e11905 |
575 | if (!$submission = $this->get_submission($id)) { |
576 | $submission = $this->prepare_new_submission($id); |
577 | $newsubmission = true; |
578 | } else { |
579 | $newsubmission = false; |
580 | } |
581 | unset($submission->data1); // Don't need to update this. |
582 | unset($submission->data2); // Don't need to update this. |
16907e53 |
583 | |
9bf660b3 |
584 | //for fast grade, we need to check if any changes take place |
16907e53 |
585 | $updatedb = false; |
586 | |
587 | if ($grading) { |
588 | $grade = $_POST['menu'][$id]; |
39e11905 |
589 | $updatedb = $updatedb || ($submission->grade != $grade); |
590 | $submission->grade = $grade; |
16907e53 |
591 | } else { |
39e11905 |
592 | if (!$newsubmission) { |
593 | unset($submission->grade); // Don't need to update this. |
594 | } |
16907e53 |
595 | } |
596 | if ($commenting) { |
39e11905 |
597 | $commentvalue = trim($_POST['comment'][$id]); |
598 | $updatedb = $updatedb || ($submission->comment != stripslashes($commentvalue)); |
599 | $submission->comment = $commentvalue; |
16907e53 |
600 | } else { |
39e11905 |
601 | unset($submission->comment); // Don't need to update this. |
9bf660b3 |
602 | } |
603 | |
39e11905 |
604 | $submission->teacher = $USER->id; |
605 | $submission->mailed = $updatedb?0:$submission->mailed;//only change if it's an update |
606 | $submission->timemarked = time(); |
607 | |
608 | //if it is not an update, we don't change the last modified time etc. |
9bf660b3 |
609 | //this will also not write into database if no comment and grade is entered. |
39e11905 |
610 | |
16907e53 |
611 | if ($updatedb){ |
39e11905 |
612 | if ($newsubmission) { |
613 | if (!insert_record('assignment_submissions', $submission)) { |
614 | return false; |
615 | } |
616 | } else { |
617 | if (!update_record('assignment_submissions', $submission)) { |
618 | return false; |
619 | } |
9bf660b3 |
620 | } |
39e11905 |
621 | //add to log only if updating |
9bf660b3 |
622 | add_to_log($this->course->id, 'assignment', 'update grades', |
39e11905 |
623 | 'submissions.php?id='.$this->assignment->id.'&user='.$submission->userid, |
624 | $submission->userid, $this->cm->id); |
9bf660b3 |
625 | } |
626 | |
e11dd872 |
627 | } |
628 | print_heading(get_string('changessaved')); |
9bf660b3 |
629 | $this->display_submissions(); |
630 | break; |
39e11905 |
631 | |
632 | |
9bf660b3 |
633 | case 'next': |
634 | /// We are currently in pop up, but we want to skip to next one without saving. |
635 | /// This turns out to be similar to a single case |
636 | /// The URL used is for the next submission. |
637 | |
638 | $this->display_submission(); |
639 | break; |
640 | |
641 | case 'saveandnext': |
642 | ///We are in pop up. save the current one and go to the next one. |
643 | //first we save the current changes |
644 | if ($submission = $this->process_feedback()) { |
645 | //print_heading(get_string('changessaved')); |
646 | $this->update_main_listing($submission); |
647 | } |
648 | |
649 | //then we display the next submission |
650 | $this->display_submission(); |
651 | break; |
652 | |
653 | default: |
654 | echo "something seriously is wrong!!"; |
655 | break; |
a56d79cd |
656 | } |
b0f2597e |
657 | } |
9bf660b3 |
658 | |
7af1e882 |
659 | /** |
660 | * Helper method updating the listing on the main script from popup using javascript |
661 | * |
662 | * @param $submission object The submission whose data is to be updated on the main page |
663 | */ |
be86672d |
664 | function update_main_listing($submission) { |
665 | global $SESSION; |
9bf660b3 |
666 | |
667 | $perpage = get_user_preferences('assignment_perpage', 10); |
be86672d |
668 | |
9bf660b3 |
669 | $quickgrade = get_user_preferences('assignment_quickgrade', 0); |
670 | |
be86672d |
671 | /// Run some Javascript to try and update the parent page |
672 | echo '<script type="text/javascript">'."\n<!--\n"; |
be86672d |
673 | if (empty($SESSION->flextable['mod-assignment-submissions']->collapse['comment'])) { |
9bf660b3 |
674 | if ($quickgrade){ |
675 | echo 'opener.document.getElementById("comment['.$submission->userid.']").value="' |
676 | .trim($submission->comment).'";'."\n"; |
677 | } else { |
678 | echo 'opener.document.getElementById("com'.$submission->userid. |
679 | '").innerHTML="'.shorten_text(trim(strip_tags($submission->comment)), 15)."\";\n"; |
680 | } |
be86672d |
681 | } |
9bf660b3 |
682 | |
683 | if (empty($SESSION->flextable['mod-assignment-submissions']->collapse['grade'])) { |
684 | //echo optional_param('menuindex'); |
685 | if ($quickgrade){ |
686 | echo 'opener.document.getElementById("menumenu['.$submission->userid. |
16907e53 |
687 | ']").selectedIndex="'.optional_param('menuindex', 0, PARAM_INT).'";'."\n"; |
9bf660b3 |
688 | } else { |
689 | echo 'opener.document.getElementById("g'.$submission->userid.'").innerHTML="'. |
690 | $this->display_grade($submission->grade)."\";\n"; |
691 | } |
692 | } |
693 | //need to add student's assignments in there too. |
73097f07 |
694 | if (empty($SESSION->flextable['mod-assignment-submissions']->collapse['timemodified']) && |
695 | $submission->timemodified) { |
be86672d |
696 | echo 'opener.document.getElementById("ts'.$submission->userid. |
9bf660b3 |
697 | '").innerHTML="'.addslashes($this->print_student_answer($submission->userid)).userdate($submission->timemodified)."\";\n"; |
be86672d |
698 | } |
9bf660b3 |
699 | |
73097f07 |
700 | if (empty($SESSION->flextable['mod-assignment-submissions']->collapse['timemarked']) && |
701 | $submission->timemarked) { |
be86672d |
702 | echo 'opener.document.getElementById("tt'.$submission->userid. |
703 | '").innerHTML="'.userdate($submission->timemarked)."\";\n"; |
704 | } |
9bf660b3 |
705 | |
be86672d |
706 | if (empty($SESSION->flextable['mod-assignment-submissions']->collapse['status'])) { |
9bf660b3 |
707 | echo 'opener.document.getElementById("up'.$submission->userid.'").className="s1";'; |
708 | $buttontext = get_string('update'); |
16907e53 |
709 | $button = link_to_popup_window ('/mod/assignment/submissions.php?id='.$this->cm->id.'&userid='.$submission->userid.'&mode=single'.'&offset='.optional_param('offset', '', PARAM_INT), |
9bf660b3 |
710 | 'grade'.$submission->userid, $buttontext, 450, 700, $buttontext, 'none', true, 'button'.$submission->userid); |
711 | echo 'opener.document.getElementById("up'.$submission->userid.'").innerHTML="'.addslashes($button).'";'; |
712 | } |
be86672d |
713 | echo "\n-->\n</script>"; |
3262ee10 |
714 | flush(); |
be86672d |
715 | } |
d699cd1e |
716 | |
7af1e882 |
717 | /** |
718 | * Return a grade in user-friendly form, whether it's a scale or not |
d59269cf |
719 | * |
7af1e882 |
720 | * @param $grade |
721 | * @return string User-friendly representation of grade |
d59269cf |
722 | */ |
723 | function display_grade($grade) { |
724 | |
c86aa2a4 |
725 | static $scalegrades = array(); // Cache scales for each assignment - they might have different scales!! |
d59269cf |
726 | |
727 | if ($this->assignment->grade >= 0) { // Normal number |
082215e6 |
728 | if ($grade == -1) { |
729 | return '-'; |
730 | } else { |
731 | return $grade.' / '.$this->assignment->grade; |
732 | } |
d59269cf |
733 | |
734 | } else { // Scale |
c86aa2a4 |
735 | if (empty($scalegrades[$this->assignment->id])) { |
d59269cf |
736 | if ($scale = get_record('scale', 'id', -($this->assignment->grade))) { |
c86aa2a4 |
737 | $scalegrades[$this->assignment->id] = make_menu_from_list($scale->scale); |
d59269cf |
738 | } else { |
739 | return '-'; |
740 | } |
741 | } |
c86aa2a4 |
742 | if (isset($scalegrades[$this->assignment->id][$grade])) { |
743 | return $scalegrades[$this->assignment->id][$grade]; |
0f7d4e5e |
744 | } |
39e11905 |
745 | return '-'; |
d59269cf |
746 | } |
747 | } |
748 | |
7af1e882 |
749 | /** |
b0f2597e |
750 | * Display a single submission, ready for grading on a popup window |
7af1e882 |
751 | * |
752 | * This default method prints the teacher info and comment box at the top and |
753 | * the student info and submission at the bottom. |
754 | * This method also fetches the necessary data in order to be able to |
755 | * provide a "Next submission" button. |
756 | * Calls preprocess_submission() to give assignment type plug-ins a chance |
757 | * to process submissions before they are graded |
758 | * This method gets its arguments from the page parameters userid and offset |
b0f2597e |
759 | */ |
760 | function display_submission() { |
9bf660b3 |
761 | |
082215e6 |
762 | global $CFG; |
b0f2597e |
763 | |
4fdabdc3 |
764 | $userid = required_param('userid', PARAM_INT); |
765 | $offset = required_param('offset', PARAM_INT);//offset for where to start looking for student. |
d699cd1e |
766 | |
b0f2597e |
767 | if (!$user = get_record('user', 'id', $userid)) { |
768 | error('No such user!'); |
769 | } |
d699cd1e |
770 | |
39e11905 |
771 | if (!$submission = $this->get_submission($user->id)) { |
772 | $submission = $this->prepare_new_submission($userid); |
b0f2597e |
773 | } |
a5a4cd60 |
774 | |
b0f2597e |
775 | if ($submission->timemodified > $submission->timemarked) { |
776 | $subtype = 'assignmentnew'; |
777 | } else { |
778 | $subtype = 'assignmentold'; |
779 | } |
d699cd1e |
780 | |
9bf660b3 |
781 | ///construct SQL, using current offset to find the data of the next student |
782 | $course = $this->course; |
783 | $assignment = $this->assignment; |
784 | $cm = $this->cm; |
785 | |
786 | if ($groupmode = groupmode($course, $cm)) { // Groups are being used |
787 | $currentgroup = setup_and_print_groups($course, $groupmode, 'submissions.php?id='.$this->cm->id); |
788 | } else { |
789 | $currentgroup = false; |
790 | } |
d699cd1e |
791 | |
9bf660b3 |
792 | /// Get all teachers and students |
793 | if ($currentgroup) { |
794 | $users = get_group_users($currentgroup); |
795 | } else { |
796 | $users = get_course_users($course->id); |
797 | } |
5b48244f |
798 | |
082215e6 |
799 | $select = 'SELECT u.id, u.id, u.firstname, u.lastname, u.picture,'. |
800 | 's.id AS submissionid, s.grade, s.comment, s.timemodified, s.timemarked, ((s.timemarked > 0) AND (s.timemarked >= s.timemodified)) AS status '; |
9bf660b3 |
801 | $sql = 'FROM '.$CFG->prefix.'user u '. |
802 | 'LEFT JOIN '.$CFG->prefix.'assignment_submissions s ON u.id = s.userid AND s.assignment = '.$this->assignment->id.' '. |
082215e6 |
803 | 'WHERE u.id IN ('.implode(',', array_keys($users)).') '; |
02828119 |
804 | |
805 | require_once($CFG->libdir.'/tablelib.php'); |
806 | if($sort = flexible_table::get_sql_sort('mod-assignment-submissions')) { |
807 | $sort = 'ORDER BY '.$sort.' '; |
808 | } |
809 | |
810 | $limit = sql_paging_limit($offset+1, 1); |
811 | |
082215e6 |
812 | $nextid = 0; |
81532b92 |
813 | if (($auser = get_record_sql($select.$sql.$sort.$limit, false, true)) !== false) { |
5b48244f |
814 | $nextid = $auser->id; |
9bf660b3 |
815 | } |
81532b92 |
816 | |
9bf660b3 |
817 | print_header(get_string('feedback', 'assignment').':'.fullname($user, true).':'.format_string($this->assignment->name)); |
d699cd1e |
818 | |
9bf660b3 |
819 | ///SOme javascript to help with setting up >.> |
820 | |
c9977d05 |
821 | echo '<script type="text/javascript">'."\n"; |
9bf660b3 |
822 | echo 'function setNext(){'."\n"; |
823 | echo 'document.submitform.mode.value=\'next\';'."\n"; |
824 | echo 'document.submitform.userid.value="'.$nextid.'";'."\n"; |
825 | echo '}'."\n"; |
826 | |
827 | echo 'function saveNext(){'."\n"; |
828 | echo 'document.submitform.mode.value=\'saveandnext\';'."\n"; |
829 | echo 'document.submitform.userid.value="'.$nextid.'";'."\n"; |
830 | echo 'document.submitform.saveuserid.value="'.$userid.'";'."\n"; |
831 | echo 'document.submitform.menuindex.value = document.submitform.grade.selectedIndex;'."\n"; |
832 | echo '}'."\n"; |
833 | |
834 | echo '</script>'."\n"; |
52436fe1 |
835 | echo '<table cellspacing="0" class="feedback '.$subtype.'" >'; |
d699cd1e |
836 | |
9bf660b3 |
837 | ///Start of teacher info row |
c69cb506 |
838 | |
b0f2597e |
839 | echo '<tr>'; |
840 | echo '<td width="35" valign="top" class="picture teacher">'; |
841 | if ($submission->teacher) { |
842 | $teacher = get_record('user', 'id', $submission->teacher); |
843 | } else { |
844 | global $USER; |
845 | $teacher = $USER; |
846 | } |
847 | print_user_picture($teacher->id, $this->course->id, $teacher->picture); |
848 | echo '</td>'; |
849 | echo '<td class="content">'; |
9894b824 |
850 | echo '<form name="submitform" action="submissions.php" method="post">'; |
851 | echo '<input type="hidden" name="offset" value="'.++$offset.'">'; |
c9977d05 |
852 | echo '<input type="hidden" name="userid" value="'.$userid.'" />'; |
853 | echo '<input type="hidden" name="id" value="'.$this->cm->id.'" />'; |
854 | echo '<input type="hidden" name="mode" value="grade" />'; |
855 | echo '<input type="hidden" name="menuindex" value="0" />';//selected menu index |
9bf660b3 |
856 | |
857 | //new hidden field, initialized to -1. |
c9977d05 |
858 | echo '<input type="hidden" name="saveuserid" value="-1" />'; |
52436fe1 |
859 | if ($submission->timemarked) { |
860 | echo '<div class="from">'; |
861 | echo '<div class="fullname">'.fullname($teacher, true).'</div>'; |
862 | echo '<div class="time">'.userdate($submission->timemarked).'</div>'; |
863 | echo '</div>'; |
864 | } |
865 | echo '<div class="grade">'.get_string('grade').':'; |
082215e6 |
866 | choose_from_menu(make_grades_menu($this->assignment->grade), 'grade', $submission->grade, get_string('nograde'), '', -1); |
52436fe1 |
867 | echo '</div>'; |
868 | echo '<div class="clearer"></div>'; |
b0f2597e |
869 | |
01e2fdfe |
870 | $this->preprocess_submission($submission); |
871 | |
b0f2597e |
872 | echo '<br />'; |
a8166227 |
873 | print_textarea($this->usehtmleditor, 14, 58, 0, 0, 'comment', $submission->comment, $this->course->id); |
ff8f7015 |
874 | |
ff8f7015 |
875 | if ($this->usehtmleditor) { |
ff8f7015 |
876 | echo '<input type="hidden" name="format" value="'.FORMAT_HTML.'" />'; |
877 | } else { |
f77cfb73 |
878 | echo '<div align="right" class="format">'; |
ff8f7015 |
879 | choose_from_menu(format_text_menu(), "format", $submission->format, ""); |
f77cfb73 |
880 | helpbutton("textformat", get_string("helpformatting")); |
881 | echo '</div>'; |
ff8f7015 |
882 | } |
b0f2597e |
883 | |
9bf660b3 |
884 | ///Print Buttons in Single View |
73097f07 |
885 | echo '<div class="buttons" align="center">'; |
c9977d05 |
886 | echo '<input type="submit" name="submit" value="'.get_string('savechanges').'" onclick = "document.submitform.menuindex.value = document.submitform.grade.selectedIndex" />'; |
b0f2597e |
887 | echo '<input type="submit" name="cancel" value="'.get_string('cancel').'" />'; |
9bf660b3 |
888 | //if there are more to be graded. |
082215e6 |
889 | if ($nextid) { |
5b48244f |
890 | echo '<input type="submit" name="saveandnext" value="'.get_string('saveandnext').'" onclick="saveNext()" />'; |
891 | echo '<input type="submit" name="next" value="'.get_string('next').'" onclick="setNext();" />'; |
9bf660b3 |
892 | } |
73097f07 |
893 | echo '</div>'; |
b0f2597e |
894 | echo '</form>'; |
73097f07 |
895 | echo '</td></tr>'; |
9bf660b3 |
896 | |
897 | ///End of teacher info row, Start of student info row |
898 | echo '<tr>'; |
899 | echo '<td width="35" valign="top" class="picture user">'; |
900 | print_user_picture($user->id, $this->course->id, $user->picture); |
901 | echo '</td>'; |
902 | echo '<td class="topic">'; |
903 | echo '<div class="from">'; |
904 | echo '<div class="fullname">'.fullname($user, true).'</div>'; |
905 | if ($submission->timemodified) { |
906 | echo '<div class="time">'.userdate($submission->timemodified). |
907 | $this->display_lateness($submission->timemodified).'</div>'; |
908 | } |
909 | echo '</div>'; |
910 | $this->print_user_files($user->id); |
911 | echo '</td>'; |
912 | echo '</tr>'; |
913 | |
914 | ///End of student info row |
915 | |
73097f07 |
916 | echo '</table>'; |
917 | |
73097f07 |
918 | if ($this->usehtmleditor) { |
919 | use_html_editor(); |
920 | } |
921 | |
b0f2597e |
922 | print_footer('none'); |
d699cd1e |
923 | } |
924 | |
7af1e882 |
925 | /** |
01e2fdfe |
926 | * Preprocess submission before grading |
7af1e882 |
927 | * |
928 | * Called by display_submission() |
929 | * The default type does nothing here. |
930 | * @param $submission object The submission object |
01e2fdfe |
931 | */ |
932 | function preprocess_submission(&$submission) { |
933 | } |
d699cd1e |
934 | |
7af1e882 |
935 | /** |
b0f2597e |
936 | * Display all the submissions ready for grading |
937 | */ |
938 | function display_submissions() { |
3446205d |
939 | |
9bf660b3 |
940 | global $CFG, $db, $USER; |
3446205d |
941 | |
9bf660b3 |
942 | /* first we check to see if the form has just been submitted |
943 | * to request user_preference updates |
944 | */ |
945 | |
946 | if (isset($_POST['updatepref'])){ |
16907e53 |
947 | $perpage = optional_param('perpage', 10, PARAM_INT); |
9bf660b3 |
948 | $perpage = ($perpage <= 0) ? 10 : $perpage ; |
949 | set_user_preference('assignment_perpage', $perpage); |
16907e53 |
950 | set_user_preference('assignment_quickgrade', optional_param('quickgrade',0, PARAM_BOOL)); |
9bf660b3 |
951 | } |
1b5910c4 |
952 | |
9bf660b3 |
953 | /* next we get perpage and quickgrade (allow quick grade) params |
954 | * from database |
955 | */ |
956 | $perpage = get_user_preferences('assignment_perpage', 10); |
957 | $quickgrade = get_user_preferences('assignment_quickgrade', 0); |
958 | |
959 | $teacherattempts = true; /// Temporary measure |
16907e53 |
960 | $page = optional_param('page', 0, PARAM_INT); |
b0f2597e |
961 | $strsaveallfeedback = get_string('saveallfeedback', 'assignment'); |
d0ac6bc2 |
962 | |
b0f2597e |
963 | /// Some shortcuts to make the code read better |
964 | |
965 | $course = $this->course; |
966 | $assignment = $this->assignment; |
967 | $cm = $this->cm; |
9bf660b3 |
968 | |
969 | $tabindex = 1; //tabindex for quick grading tabbing; Not working for dropdowns yet |
91719320 |
970 | |
b0f2597e |
971 | add_to_log($course->id, 'assignment', 'view submission', 'submissions.php?id='.$this->assignment->id, $this->assignment->id, $this->cm->id); |
972 | |
3898bc33 |
973 | print_header_simple(format_string($this->assignment->name,true), "", '<a href="index.php?id='.$course->id.'">'.$this->strassignments.'</a> -> <a href="view.php?a='.$this->assignment->id.'">'.format_string($this->assignment->name,true).'</a> -> '. $this->strsubmissions, '', '', true, update_module_button($cm->id, $course->id, $this->strassignment), navmenu($course, $cm)); |
fa22fd5f |
974 | |
975 | ///Position swapped |
976 | if ($groupmode = groupmode($course, $cm)) { // Groups are being used |
977 | $currentgroup = setup_and_print_groups($course, $groupmode, 'submissions.php?id='.$this->cm->id); |
978 | } else { |
979 | $currentgroup = false; |
980 | } |
981 | |
982 | /// Get all teachers and students |
983 | if ($currentgroup) { |
984 | $users = get_group_users($currentgroup); |
985 | } else { |
986 | $users = get_course_users($course->id); |
987 | } |
91719320 |
988 | |
9437c854 |
989 | $tablecolumns = array('picture', 'fullname', 'grade', 'comment', 'timemodified', 'timemarked', 'status'); |
990 | $tableheaders = array('', get_string('fullname'), get_string('grade'), get_string('comment', 'assignment'), get_string('lastmodified').' ('.$course->student.')', get_string('lastmodified').' ('.$course->teacher.')', get_string('status')); |
91719320 |
991 | |
b0f2597e |
992 | require_once($CFG->libdir.'/tablelib.php'); |
993 | $table = new flexible_table('mod-assignment-submissions'); |
994 | |
995 | $table->define_columns($tablecolumns); |
996 | $table->define_headers($tableheaders); |
fa22fd5f |
997 | $table->define_baseurl($CFG->wwwroot.'/mod/assignment/submissions.php?id='.$this->cm->id.'&currentgroup='.$currentgroup); |
b0f2597e |
998 | |
999 | $table->sortable(true); |
1000 | $table->collapsible(true); |
1001 | $table->initialbars(true); |
1002 | |
1003 | $table->column_suppress('picture'); |
1004 | $table->column_suppress('fullname'); |
1005 | |
1006 | $table->column_class('picture', 'picture'); |
9437c854 |
1007 | $table->column_class('fullname', 'fullname'); |
1008 | $table->column_class('grade', 'grade'); |
1009 | $table->column_class('comment', 'comment'); |
1010 | $table->column_class('timemodified', 'timemodified'); |
1011 | $table->column_class('timemarked', 'timemarked'); |
1012 | $table->column_class('status', 'status'); |
b0f2597e |
1013 | |
1014 | $table->set_attribute('cellspacing', '0'); |
1015 | $table->set_attribute('id', 'attempts'); |
9437c854 |
1016 | $table->set_attribute('class', 'submissions'); |
b0f2597e |
1017 | $table->set_attribute('width', '90%'); |
1018 | $table->set_attribute('align', 'center'); |
1019 | |
1020 | // Start working -- this is necessary as soon as the niceties are over |
1021 | $table->setup(); |
1022 | |
b0f2597e |
1023 | /// Check to see if groups are being used in this assignment |
05855091 |
1024 | |
b0f2597e |
1025 | if (!$teacherattempts) { |
1026 | $teachers = get_course_teachers($course->id); |
1027 | if (!empty($teachers)) { |
1028 | $keys = array_keys($teachers); |
1029 | } |
1030 | foreach ($keys as $key) { |
1031 | unset($users[$key]); |
1032 | } |
1033 | } |
1034 | |
1035 | if (empty($users)) { |
c8dbfa5c |
1036 | print_heading(get_string('noattempts','assignment')); |
b0f2597e |
1037 | return true; |
1038 | } |
0f1a97c2 |
1039 | |
b0f2597e |
1040 | /// Construct the SQL |
0f1a97c2 |
1041 | |
b0f2597e |
1042 | if ($where = $table->get_sql_where()) { |
b0f2597e |
1043 | $where .= ' AND '; |
1044 | } |
0f1a97c2 |
1045 | |
b0f2597e |
1046 | if ($sort = $table->get_sql_sort()) { |
86f65395 |
1047 | $sort = ' ORDER BY '.$sort; |
b0f2597e |
1048 | } |
9fa49e22 |
1049 | |
042311a9 |
1050 | $select = 'SELECT u.id, u.id, u.firstname, u.lastname, u.picture, s.id AS submissionid, s.grade, s.comment, s.timemodified, s.timemarked, ((s.timemarked > 0) AND (s.timemarked >= s.timemodified)) AS status '; |
b0f2597e |
1051 | $sql = 'FROM '.$CFG->prefix.'user u '. |
306dc7e5 |
1052 | 'LEFT JOIN '.$CFG->prefix.'assignment_submissions s ON u.id = s.userid AND s.assignment = '.$this->assignment->id.' '. |
1053 | 'WHERE '.$where.'u.id IN ('.implode(',', array_keys($users)).') '; |
9bf660b3 |
1054 | |
c5d36203 |
1055 | $table->pagesize($perpage, count($users)); |
b0f2597e |
1056 | |
1057 | if($table->get_page_start() !== '' && $table->get_page_size() !== '') { |
1058 | $limit = ' '.sql_paging_limit($table->get_page_start(), $table->get_page_size()); |
1059 | } |
1060 | else { |
1061 | $limit = ''; |
1062 | } |
9bf660b3 |
1063 | |
9bf660b3 |
1064 | ///offset used to calculate index of student in that particular query, needed for the pop up to know who's next |
1065 | $offset = $page * $perpage; |
1066 | |
b0f2597e |
1067 | $strupdate = get_string('update'); |
9437c854 |
1068 | $strgrade = get_string('grade'); |
b0f2597e |
1069 | $grademenu = make_grades_menu($this->assignment->grade); |
1070 | |
c5d36203 |
1071 | if (($ausers = get_records_sql($select.$sql.$sort.$limit)) !== false) { |
d59269cf |
1072 | |
d59269cf |
1073 | foreach ($ausers as $auser) { |
1074 | $picture = print_user_picture($auser->id, $course->id, $auser->picture, false, true); |
9bf660b3 |
1075 | |
39e11905 |
1076 | if (empty($auser->submissionid)) { |
1077 | $auser->grade = -1; //no submission yet |
9bf660b3 |
1078 | } |
1079 | |
d59269cf |
1080 | if (!empty($auser->submissionid)) { |
9bf660b3 |
1081 | ///Prints student answer and student modified date |
1082 | ///attach file or print link to student answer, depending on the type of the assignment. |
1083 | ///Refer to print_student_answer in inherited classes. |
1084 | if ($auser->timemodified > 0) { |
1085 | $studentmodified = '<div id="ts'.$auser->id.'">'.$this->print_student_answer($auser->id).userdate($auser->timemodified).'</div>'; |
d59269cf |
1086 | } else { |
9437c854 |
1087 | $studentmodified = '<div id="ts'.$auser->id.'"> </div>'; |
d59269cf |
1088 | } |
9bf660b3 |
1089 | ///Print grade, dropdown or text |
d59269cf |
1090 | if ($auser->timemarked > 0) { |
1091 | $teachermodified = '<div id="tt'.$auser->id.'">'.userdate($auser->timemarked).'</div>'; |
9bf660b3 |
1092 | |
1093 | if ($quickgrade) { |
1094 | $grade = '<div id="g'.$auser->id.'">'.choose_from_menu(make_grades_menu($this->assignment->grade), |
082215e6 |
1095 | 'menu['.$auser->id.']', $auser->grade, get_string('nograde'),'',-1,true,false,$tabindex++).'</div>'; |
9bf660b3 |
1096 | } else { |
1097 | $grade = '<div id="g'.$auser->id.'">'.$this->display_grade($auser->grade).'</div>'; |
1098 | } |
1099 | |
b0f2597e |
1100 | } else { |
9437c854 |
1101 | $teachermodified = '<div id="tt'.$auser->id.'"> </div>'; |
9bf660b3 |
1102 | if ($quickgrade){ |
1103 | $grade = '<div id="g'.$auser->id.'">'.choose_from_menu(make_grades_menu($this->assignment->grade), |
082215e6 |
1104 | 'menu['.$auser->id.']', $auser->grade, get_string('nograde'),'',-1,true,false,$tabindex++).'</div>'; |
9bf660b3 |
1105 | } else { |
1106 | $grade = '<div id="g'.$auser->id.'">'.$this->display_grade($auser->grade).'</div>'; |
1107 | } |
1108 | } |
1109 | ///Print Comment |
1110 | if ($quickgrade){ |
1111 | $comment = '<div id="com'.$auser->id.'"><textarea tabindex="'.$tabindex++.'" name="comment['.$auser->id.']" id="comment['.$auser->id.']">'.($auser->comment).'</textarea></div>'; |
1112 | } else { |
1113 | $comment = '<div id="com'.$auser->id.'">'.shorten_text(strip_tags($auser->comment),15).'</div>'; |
b0f2597e |
1114 | } |
1115 | } else { |
9437c854 |
1116 | $studentmodified = '<div id="ts'.$auser->id.'"> </div>'; |
1117 | $teachermodified = '<div id="tt'.$auser->id.'"> </div>'; |
9bf660b3 |
1118 | $status = '<div id="st'.$auser->id.'"> </div>'; |
1119 | if ($quickgrade){ // allow editing |
1120 | $grade = '<div id="g'.$auser->id.'">'.choose_from_menu(make_grades_menu($this->assignment->grade), |
082215e6 |
1121 | 'menu['.$auser->id.']', $auser->grade, get_string('nograde'),'',-1,true,false,$tabindex++).'</div>'; |
9bf660b3 |
1122 | } else { |
39e11905 |
1123 | $grade = '<div id="g'.$auser->id.'">-</div>'; |
9bf660b3 |
1124 | } |
1125 | if ($quickgrade){ |
1126 | $comment = '<div id="com'.$auser->id.'"><textarea tabindex="'.$tabindex++.'" name="comment['.$auser->id.']" id="comment['.$auser->id.']">'.($auser->comment).'</textarea></div>'; |
1127 | } else { |
1128 | $comment = '<div id="com'.$auser->id.'"> </div>'; |
1129 | } |
b0f2597e |
1130 | } |
9fa49e22 |
1131 | |
0f7d4e5e |
1132 | if ($auser->status === NULL) { |
1133 | $auser->status = 0; |
1134 | } |
1135 | |
9437c854 |
1136 | $buttontext = ($auser->status == 1) ? $strupdate : $strgrade; |
9bf660b3 |
1137 | |
1138 | ///No more buttons, we use popups ;-). |
9894b824 |
1139 | $button = link_to_popup_window ('/mod/assignment/submissions.php?id='.$this->cm->id.'&userid='.$auser->id.'&mode=single'.'&offset='.$offset++, |
a8166227 |
1140 | 'grade'.$auser->id, $buttontext, 500, 780, $buttontext, 'none', true, 'button'.$auser->id); |
0f7d4e5e |
1141 | |
9437c854 |
1142 | $status = '<div id="up'.$auser->id.'" class="s'.$auser->status.'">'.$button.'</div>'; |
9bf660b3 |
1143 | |
9437c854 |
1144 | $row = array($picture, fullname($auser), $grade, $comment, $studentmodified, $teachermodified, $status); |
d59269cf |
1145 | $table->add_data($row); |
1146 | } |
b0f2597e |
1147 | } |
9bf660b3 |
1148 | |
082215e6 |
1149 | /// Print quickgrade form around the table |
1150 | if ($quickgrade){ |
1151 | echo '<form action="submissions.php" name="fastg" method="post">'; |
1152 | echo '<input type="hidden" name="id" value="'.$this->cm->id.'">'; |
1153 | echo '<input type="hidden" name="mode" value="fastgrade">'; |
16907e53 |
1154 | echo '<input type="hidden" name="page" value="'.$page.'">'; |
082215e6 |
1155 | } |
1156 | |
1157 | $table->print_html(); /// Print the whole table |
1158 | |
9bf660b3 |
1159 | if ($quickgrade){ |
1160 | echo '<p align="center"><input type="submit" name="fastg" value="'.get_string('saveallfeedback', 'assignment').'" /></p>'; |
082215e6 |
1161 | echo '</form>'; |
9bf660b3 |
1162 | } |
082215e6 |
1163 | /// End of fast grading form |
9bf660b3 |
1164 | |
082215e6 |
1165 | /// Mini form for setting user preference |
9bf660b3 |
1166 | echo '<br />'; |
1167 | echo '<form name="options" action="submissions.php?id='.$this->cm->id.'" method="post">'; |
c9977d05 |
1168 | echo '<input type="hidden" id="updatepref" name="updatepref" value="1" />'; |
9bf660b3 |
1169 | echo '<table id="optiontable" align="center">'; |
1170 | echo '<tr align="right"><td>'; |
1171 | echo '<label for="perpage">'.get_string('pagesize','assignment').'</label>'; |
1172 | echo ':</td>'; |
9bf660b3 |
1173 | echo '<td align="left">'; |
1174 | echo '<input type="text" id="perpage" name="perpage" size="1" value="'.$perpage.'" />'; |
1175 | helpbutton('pagesize', get_string('pagesize','assignment'), 'assignment'); |
1176 | echo '</td></tr>'; |
1177 | echo '<tr align="right">'; |
1178 | echo '<td>'; |
1179 | print_string('quickgrade','assignment'); |
1180 | echo ':</td>'; |
1181 | echo '<td align="left">'; |
1182 | if ($quickgrade){ |
1183 | echo '<input type="checkbox" name="quickgrade" value="1" checked="checked" />'; |
1184 | } else { |
1185 | echo '<input type="checkbox" name="quickgrade" value="1" />'; |
1186 | } |
1187 | helpbutton('quickgrade', get_string('quickgrade', 'assignment'), 'assignment').'</p></div>'; |
1188 | echo '</td></tr>'; |
1189 | echo '<tr>'; |
1190 | echo '<td colspan="2" align="right">'; |
1191 | echo '<input type="submit" value="'.get_string('savepreferences').'" />'; |
1192 | echo '</td></tr></table>'; |
1193 | echo '</form>'; |
1194 | ///End of mini form |
b0f2597e |
1195 | print_footer($this->course); |
8e340cb0 |
1196 | } |
d699cd1e |
1197 | |
7af1e882 |
1198 | /** |
1199 | * Process teacher feedback submission |
1200 | * |
1201 | * This is called by submissions() when a grading even has taken place. |
1202 | * It gets its data from the submitted form. |
1203 | * @return object The updated submission object |
b0f2597e |
1204 | */ |
1205 | function process_feedback() { |
d699cd1e |
1206 | |
b0f2597e |
1207 | global $USER; |
d699cd1e |
1208 | |
9894b824 |
1209 | if (!$feedback = data_submitted()) { // No incoming data? |
b0f2597e |
1210 | return false; |
d699cd1e |
1211 | } |
b7b42874 |
1212 | |
9bf660b3 |
1213 | ///For save and next, we need to know the userid to save, and the userid to go |
1214 | ///We use a new hidden field in the form, and set it to -1. If it's set, we use this |
1215 | ///as the userid to store |
1216 | if ((int)$feedback->saveuserid !== -1){ |
1217 | $feedback->userid = $feedback->saveuserid; |
1218 | } |
1219 | |
b0f2597e |
1220 | if (!empty($feedback->cancel)) { // User hit cancel button |
1221 | return false; |
1222 | } |
d699cd1e |
1223 | |
7af1e882 |
1224 | $submission = $this->get_submission($feedback->userid, true); // Get or make one |
d699cd1e |
1225 | |
7af1e882 |
1226 | $submission->grade = $feedback->grade; |
1227 | $submission->comment = $feedback->comment; |
1228 | $submission->format = $feedback->format; |
1229 | $submission->teacher = $USER->id; |
1230 | $submission->mailed = 0; // Make sure mail goes out (again, even) |
1231 | $submission->timemarked = time(); |
d699cd1e |
1232 | |
7af1e882 |
1233 | unset($submission->data1); // Don't need to update this. |
1234 | unset($submission->data2); // Don't need to update this. |
d4156e80 |
1235 | |
b0f2597e |
1236 | if (empty($submission->timemodified)) { // eg for offline assignments |
7af1e882 |
1237 | $submission->timemodified = time(); |
b0f2597e |
1238 | } |
d699cd1e |
1239 | |
7af1e882 |
1240 | if (! update_record('assignment_submissions', $submission)) { |
b0f2597e |
1241 | return false; |
1242 | } |
d699cd1e |
1243 | |
b0f2597e |
1244 | add_to_log($this->course->id, 'assignment', 'update grades', |
1245 | 'submissions.php?id='.$this->assignment->id.'&user='.$feedback->userid, $feedback->userid, $this->cm->id); |
1246 | |
7af1e882 |
1247 | return $submission; |
d699cd1e |
1248 | |
d699cd1e |
1249 | } |
d699cd1e |
1250 | |
7af1e882 |
1251 | /** |
1252 | * Load the submission object for a particular user |
1253 | * |
1254 | * @param $userid int The id of the user whose submission we want or 0 in which case USER->id is used |
1255 | * @param $createnew boolean optional Defaults to false. If set to true a new submission object will be created in the database |
1256 | * @return object The submission |
1257 | */ |
f77cfb73 |
1258 | function get_submission($userid=0, $createnew=false) { |
1259 | global $USER; |
1260 | |
1261 | if (empty($userid)) { |
1262 | $userid = $USER->id; |
1263 | } |
1264 | |
b0f2597e |
1265 | $submission = get_record('assignment_submissions', 'assignment', $this->assignment->id, 'userid', $userid); |
d699cd1e |
1266 | |
b0f2597e |
1267 | if ($submission || !$createnew) { |
1268 | return $submission; |
1269 | } |
39e11905 |
1270 | $newsubmission = $this->prepare_new_submission($userid); |
b0f2597e |
1271 | if (!insert_record("assignment_submissions", $newsubmission)) { |
1272 | error("Could not insert a new empty submission"); |
1273 | } |
d699cd1e |
1274 | |
b0f2597e |
1275 | return get_record('assignment_submissions', 'assignment', $this->assignment->id, 'userid', $userid); |
1276 | } |
d699cd1e |
1277 | |
7af1e882 |
1278 | /** |
1279 | * Instantiates a new submission object for a given user |
1280 | * |
1281 | * Sets the assignment, userid and times, everything else is set to default values. |
1282 | * @param $userid int The userid for which we want a submission object |
1283 | * @return object The submission |
1284 | */ |
39e11905 |
1285 | function prepare_new_submission($userid) { |
1286 | $submission = new Object; |
1287 | $submission->assignment = $this->assignment->id; |
1288 | $submission->userid = $userid; |
1289 | $submission->timecreated = time(); |
1290 | $submission->timemodified = $submission->timecreated; |
1291 | $submission->numfiles = 0; |
1292 | $submission->data1 = ''; |
1293 | $submission->data2 = ''; |
1294 | $submission->grade = -1; |
1295 | $submission->comment = ''; |
1296 | $submission->format = 0; |
1297 | $submission->teacher = 0; |
1298 | $submission->timemarked = 0; |
1299 | $submission->mailed = 0; |
1300 | return $submission; |
1301 | } |
1302 | |
7af1e882 |
1303 | /** |
1304 | * Return all assignment submissions by ENROLLED students (even empty) |
1305 | * |
1306 | * @param $sort string optional field names for the ORDER BY in the sql query |
1307 | * @param $dir string optional specifying the sort direction, defaults to DESC |
1308 | * @return array The submission objects indexed by id |
1309 | */ |
b0f2597e |
1310 | function get_submissions($sort='', $dir='DESC') { |
7af1e882 |
1311 | return assignment_get_all_submissions($this->assignment, $sort, $dir); |
b0f2597e |
1312 | } |
1313 | |
7af1e882 |
1314 | /** |
1315 | * Counts all real assignment submissions by ENROLLED students (not empty ones) |
1316 | * |
1317 | * @param $groupid int optional If nonzero then count is restricted to this group |
1318 | * @return int The number of submissions |
1319 | */ |
b0f2597e |
1320 | function count_real_submissions($groupid=0) { |
7af1e882 |
1321 | return assignment_count_real_submissions($this->assignment, $groupid); |
d59269cf |
1322 | } |
d699cd1e |
1323 | |
7af1e882 |
1324 | /** |
1325 | * Alerts teachers by email of new or changed assignments that need grading |
1326 | * |
1327 | * First checks whether the option to email teachers is set for this assignment. |
1328 | * Sends an email to ALL teachers in the course (or in the group if using separate groups). |
1329 | * Uses the methods email_teachers_text() and email_teachers_html() to construct the content. |
1330 | * @param $submission object The submission that has changed |
1331 | */ |
73097f07 |
1332 | function email_teachers($submission) { |
73097f07 |
1333 | global $CFG; |
1334 | |
d8199f1d |
1335 | if (empty($this->assignment->emailteachers)) { // No need to do anything |
73097f07 |
1336 | return; |
1337 | } |
1338 | |
1339 | $user = get_record('user', 'id', $submission->userid); |
1340 | |
d8199f1d |
1341 | if (groupmode($this->course, $this->cm) == SEPARATEGROUPS) { // Separate groups are being used |
1342 | if (!$group = user_group($this->course->id, $user->id)) { // Try to find a group |
73097f07 |
1343 | $group->id = 0; // Not in a group, never mind |
1344 | } |
d8199f1d |
1345 | $teachers = get_group_teachers($this->course->id, $group->id); // Works even if not in group |
73097f07 |
1346 | } else { |
d8199f1d |
1347 | $teachers = get_course_teachers($this->course->id); |
73097f07 |
1348 | } |
1349 | |
1350 | if ($teachers) { |
1351 | |
1352 | $strassignments = get_string('modulenameplural', 'assignment'); |
1353 | $strassignment = get_string('modulename', 'assignment'); |
1354 | $strsubmitted = get_string('submitted', 'assignment'); |
1355 | |
1356 | foreach ($teachers as $teacher) { |
1357 | unset($info); |
1358 | $info->username = fullname($user); |
d8199f1d |
1359 | $info->assignment = format_string($this->assignment->name,true); |
1360 | $info->url = $CFG->wwwroot.'/mod/assignment/submissions.php?id='.$this->cm->id; |
1361 | |
1362 | $postsubject = $strsubmitted.': '.$info->username.' -> '.$this->assignment->name; |
1363 | $posttext = $this->email_teachers_text($info); |
1364 | $posthtml = ($teacher->mailformat == 1) ? $this->email_teachers_html($info) : ''; |
73097f07 |
1365 | |
1366 | @email_to_user($teacher, $user, $postsubject, $posttext, $posthtml); // If it fails, oh well, too bad. |
1367 | } |
1368 | } |
1369 | } |
1370 | |
7af1e882 |
1371 | /** |
1372 | * Creates the text content for emails to teachers |
1373 | * |
1374 | * @param $info object The info used by the 'emailteachermail' language string |
1375 | * @return string |
1376 | */ |
d8199f1d |
1377 | function email_teachers_text($info) { |
1378 | $posttext = $this->course->shortname.' -> '.$this->strassignments.' -> '. |
1379 | format_string($this->assignment->name, true)."\n"; |
1380 | $posttext .= '---------------------------------------------------------------------'."\n"; |
1381 | $posttext .= get_string("emailteachermail", "assignment", $info)."\n"; |
1382 | $posttext .= '---------------------------------------------------------------------'."\n"; |
1383 | return $posttext; |
1384 | } |
1385 | |
7af1e882 |
1386 | /** |
1387 | * Creates the html content for emails to teachers |
1388 | * |
1389 | * @param $info object The info used by the 'emailteachermailhtml' language string |
1390 | * @return string |
1391 | */ |
d8199f1d |
1392 | function email_teachers_html($info) { |
3554b5c2 |
1393 | global $CFG; |
d8199f1d |
1394 | $posthtml = '<p><font face="sans-serif">'. |
3554b5c2 |
1395 | '<a href="'.$CFG->wwwroot.'/course/view.php?id='.$this->course->id.'">'.$this->course->shortname.'</a> ->'. |
d8199f1d |
1396 | '<a href="'.$CFG->wwwroot.'/mod/assignment/index.php?id='.$this->course->id.'">'.$this->strassignments.'</a> ->'. |
3554b5c2 |
1397 | '<a href="'.$CFG->wwwroot.'/mod/assignment/view.php?id='.$this->cm->id.'">'.format_string($this->assignment->name,true).'</a></font></p>'; |
d8199f1d |
1398 | $posthtml .= '<hr /><font face="sans-serif">'; |
1399 | $posthtml .= '<p>'.get_string('emailteachermailhtml', 'assignment', $info).'</p>'; |
1400 | $posthtml .= '</font><hr />'; |
815b5ca6 |
1401 | return $posthtml; |
d8199f1d |
1402 | } |
1403 | |
7af1e882 |
1404 | /** |
1405 | * Produces a list of links to the files uploaded by a user |
1406 | * |
1407 | * @param $userid int optional id of the user. If 0 then $USER->id is used. |
1408 | * @param $return boolean optional defaults to false. If true the list is returned rather than printed |
1409 | * @return string optional |
1410 | */ |
d8199f1d |
1411 | function print_user_files($userid=0, $return=false) { |
d8199f1d |
1412 | global $CFG, $USER; |
9bf660b3 |
1413 | |
d8199f1d |
1414 | if (!$userid) { |
1415 | if (!isloggedin()) { |
1416 | return ''; |
1417 | } |
1418 | $userid = $USER->id; |
1419 | } |
73097f07 |
1420 | |
70b2c772 |
1421 | $filearea = $this->file_area_name($userid); |
73097f07 |
1422 | |
1423 | $output = ''; |
1424 | |
70b2c772 |
1425 | if ($basedir = $this->file_area($userid)) { |
73097f07 |
1426 | if ($files = get_directory_list($basedir)) { |
1ef048ae |
1427 | require_once($CFG->libdir.'/filelib.php'); |
73097f07 |
1428 | foreach ($files as $key => $file) { |
9bf660b3 |
1429 | |
73097f07 |
1430 | $icon = mimeinfo('icon', $file); |
9bf660b3 |
1431 | |
73097f07 |
1432 | if ($CFG->slasharguments) { |
d4156e80 |
1433 | $ffurl = "$CFG->wwwroot/file.php/$filearea/$file"; |
73097f07 |
1434 | } else { |
d4156e80 |
1435 | $ffurl = "$CFG->wwwroot/file.php?file=/$filearea/$file"; |
73097f07 |
1436 | } |
9bf660b3 |
1437 | |
1ef048ae |
1438 | $output .= '<img align="middle" src="'.$CFG->pixpath.'/f/'.$icon.'" height="16" width="16" alt="'.$icon.'" />'. |
9bf660b3 |
1439 | '<a href="'.$ffurl.'" >'.$file.'</a><br />'; |
73097f07 |
1440 | } |
1441 | } |
1442 | } |
1443 | |
1444 | $output = '<div class="files">'.$output.'</div>'; |
1445 | |
1446 | if ($return) { |
1447 | return $output; |
1448 | } |
1449 | echo $output; |
1450 | } |
1451 | |
7af1e882 |
1452 | /** |
1453 | * Count the files uploaded by a given user |
1454 | * |
1455 | * @param $userid int The user id |
1456 | * @return int |
1457 | */ |
70b2c772 |
1458 | function count_user_files($userid) { |
1459 | global $CFG; |
1460 | |
1461 | $filearea = $this->file_area_name($userid); |
1462 | |
1463 | if ($basedir = $this->file_area($userid)) { |
1464 | if ($files = get_directory_list($basedir)) { |
1465 | return count($files); |
1466 | } |
1467 | } |
1468 | return 0; |
1469 | } |
73097f07 |
1470 | |
7af1e882 |
1471 | /** |
1472 | * Creates a directory file name, suitable for make_upload_directory() |
1473 | * |
1474 | * @param $userid int The user id |
1475 | * @return string path to file area |
1476 | */ |
70b2c772 |
1477 | function file_area_name($userid) { |
73097f07 |
1478 | global $CFG; |
1479 | |
70b2c772 |
1480 | return $this->course->id.'/'.$CFG->moddata.'/assignment/'.$this->assignment->id.'/'.$userid; |
73097f07 |
1481 | } |
7af1e882 |
1482 | |
1483 | /** |
1484 | * Makes an upload directory |
1485 | * |
1486 | * @param $userid int The user id |
1487 | * @return string path to file area. |
1488 | */ |
70b2c772 |
1489 | function file_area($userid) { |
1490 | return make_upload_directory( $this->file_area_name($userid) ); |
73097f07 |
1491 | } |
1492 | |
7af1e882 |
1493 | /** |
1494 | * Returns true if the student is allowed to submit |
1495 | * |
1496 | * Checks that the assignment has started and, if the option to prevent late |
1497 | * submissions is set, also checks that the assignment has not yet closed. |
1498 | * @return boolean |
1499 | */ |
f77cfb73 |
1500 | function isopen() { |
1501 | $time = time(); |
1e4343a0 |
1502 | if ($this->assignment->preventlate && $this->assignment->timedue) { |
f77cfb73 |
1503 | return ($this->assignment->timeavailable <= $time && $time <= $this->assignment->timedue); |
1504 | } else { |
1505 | return ($this->assignment->timeavailable <= $time); |
1506 | } |
1507 | } |
1508 | |
7af1e882 |
1509 | /** |
1510 | * Return an outline of the user's interaction with the assignment |
1511 | * |
1512 | * The default method prints the grade and timemodified |
1513 | * @param $user object |
1514 | * @return object with properties ->info and ->time |
1515 | */ |
73097f07 |
1516 | function user_outline($user) { |
1517 | if ($submission = $this->get_submission($user->id)) { |
39e11905 |
1518 | |
1519 | $result->info = get_string('grade').': '.$this->display_grade($submission->grade); |
73097f07 |
1520 | $result->time = $submission->timemodified; |
1521 | return $result; |
1522 | } |
1523 | return NULL; |
1524 | } |
7af1e882 |
1525 | |
1526 | /** |
1527 | * Print complete information about the user's interaction with the assignment |
1528 | * |
1529 | * @param $user object |
1530 | */ |
73097f07 |
1531 | function user_complete($user) { |
1532 | if ($submission = $this->get_submission($user->id)) { |
70b2c772 |
1533 | if ($basedir = $this->file_area($user->id)) { |
73097f07 |
1534 | if ($files = get_directory_list($basedir)) { |
1535 | $countfiles = count($files)." ".get_string("uploadedfiles", "assignment"); |
1536 | foreach ($files as $file) { |
1537 | $countfiles .= "; $file"; |
1538 | } |
1539 | } |
1540 | } |
1541 | |
1542 | print_simple_box_start(); |
1543 | echo get_string("lastmodified").": "; |
9bf660b3 |
1544 | echo userdate($submission->timemodified); |
1545 | echo $this->display_lateness($submission->timemodified); |
73097f07 |
1546 | |
70b2c772 |
1547 | $this->print_user_files($user->id); |
73097f07 |
1548 | |
1549 | echo '<br />'; |
1550 | |
1551 | if (empty($submission->timemarked)) { |
1552 | print_string("notgradedyet", "assignment"); |
1553 | } else { |
1554 | $this->view_feedback($submission); |
1555 | } |
1556 | |
1557 | print_simple_box_end(); |
1558 | |
1559 | } else { |
1560 | print_string("notsubmittedyet", "assignment"); |
1561 | } |
1562 | } |
1563 | |
7af1e882 |
1564 | /** |
1565 | * Return a string indicating how late a submission is |
1566 | * |
1567 | * @param $timesubmitted int |
1568 | * @return string |
1569 | */ |
70b2c772 |
1570 | function display_lateness($timesubmitted) { |
1e4343a0 |
1571 | if (!$this->assignment->timedue) { |
1572 | return ''; |
1573 | } |
70b2c772 |
1574 | $time = $this->assignment->timedue - $timesubmitted; |
73097f07 |
1575 | if ($time < 0) { |
1576 | $timetext = get_string('late', 'assignment', format_time($time)); |
70b2c772 |
1577 | return ' (<span class="late">'.$timetext.'</span>)'; |
73097f07 |
1578 | } else { |
1579 | $timetext = get_string('early', 'assignment', format_time($time)); |
70b2c772 |
1580 | return ' (<span class="early">'.$timetext.'</span>)'; |
73097f07 |
1581 | } |
1582 | } |
1583 | |
1584 | |
b0f2597e |
1585 | } ////// End of the assignment_base class |
d699cd1e |
1586 | |
18b8fbfa |
1587 | |
04eba58f |
1588 | |
b0f2597e |
1589 | /// OTHER STANDARD FUNCTIONS //////////////////////////////////////////////////////// |
1590 | |
7af1e882 |
1591 | /** |
1592 | * Deletes an assignment instance |
1593 | * |
1594 | * This is done by calling the delete_instance() method of the assignment type class |
1595 | */ |
b0f2597e |
1596 | function assignment_delete_instance($id){ |
26b90e70 |
1597 | global $CFG; |
1598 | |
b0f2597e |
1599 | if (! $assignment = get_record('assignment', 'id', $id)) { |
1600 | return false; |
26b90e70 |
1601 | } |
1602 | |
b0f2597e |
1603 | require_once("$CFG->dirroot/mod/assignment/type/$assignment->assignmenttype/assignment.class.php"); |
1604 | $assignmentclass = "assignment_$assignment->assignmenttype"; |
1605 | $ass = new $assignmentclass(); |
1606 | return $ass->delete_instance($assignment); |
1607 | } |
f466c9ed |
1608 | |
ac21ad39 |
1609 | |
7af1e882 |
1610 | /** |
1611 | * Updates an assignment instance |
1612 | * |
1613 | * This is done by calling the update_instance() method of the assignment type class |
1614 | */ |
b0f2597e |
1615 | function assignment_update_instance($assignment){ |
1616 | global $CFG; |
26b90e70 |
1617 | |
200c19fb |
1618 | $assignment->assignmenttype = clean_param($assignment->assignmenttype, PARAM_SAFEDIR); |
1619 | |
b0f2597e |
1620 | require_once("$CFG->dirroot/mod/assignment/type/$assignment->assignmenttype/assignment.class.php"); |
1621 | $assignmentclass = "assignment_$assignment->assignmenttype"; |
1622 | $ass = new $assignmentclass(); |
1623 | return $ass->update_instance($assignment); |
1624 | } |
26b90e70 |
1625 | |
26b90e70 |
1626 | |
7af1e882 |
1627 | /** |
1628 | * Adds an assignment instance |
1629 | * |
1630 | * This is done by calling the add_instance() method of the assignment type class |
1631 | */ |
b0f2597e |
1632 | function assignment_add_instance($assignment) { |
1633 | global $CFG; |
f466c9ed |
1634 | |
200c19fb |
1635 | $assignment->assignmenttype = clean_param($assignment->assignmenttype, PARAM_SAFEDIR); |
1636 | |
b0f2597e |
1637 | require_once("$CFG->dirroot/mod/assignment/type/$assignment->assignmenttype/assignment.class.php"); |
1638 | $assignmentclass = "assignment_$assignment->assignmenttype"; |
1639 | $ass = new $assignmentclass(); |
1640 | return $ass->add_instance($assignment); |
1641 | } |
f466c9ed |
1642 | |
73097f07 |
1643 | |
7af1e882 |
1644 | /** |
1645 | * Returns an outline of a user interaction with an assignment |
1646 | * |
1647 | * This is done by calling the user_outline() method of the assignment type class |
1648 | */ |
73097f07 |
1649 | function assignment_user_outline($course, $user, $mod, $assignment) { |
1650 | global $CFG; |
1651 | |
1652 | require_once("$CFG->dirroot/mod/assignment/type/$assignment->assignmenttype/assignment.class.php"); |
1653 | $assignmentclass = "assignment_$assignment->assignmenttype"; |
1654 | $ass = new $assignmentclass($mod->id, $assignment, $mod, $course); |
1655 | return $ass->user_outline($user); |
1656 | } |
1657 | |
7af1e882 |
1658 | /** |
1659 | * Prints the complete info about a user's interaction with an assignment |
1660 | * |
1661 | * This is done by calling the user_complete() method of the assignment type class |
1662 | */ |
73097f07 |
1663 | function assignment_user_complete($course, $user, $mod, $assignment) { |
1664 | global $CFG; |
1665 | |
1666 | require_once("$CFG->dirroot/mod/assignment/type/$assignment->assignmenttype/assignment.class.php"); |
1667 | $assignmentclass = "assignment_$assignment->assignmenttype"; |
1668 | $ass = new $assignmentclass($mod->id, $assignment, $mod, $course); |
1669 | return $ass->user_complete($user); |
1670 | } |
1671 | |
7af1e882 |
1672 | /** |
1673 | * Function to be run periodically according to the moodle cron |
1674 | * |
1675 | * Finds all assignment notifications that have yet to be mailed out, and mails them |
1676 | */ |
73097f07 |
1677 | function assignment_cron () { |
73097f07 |
1678 | |
1679 | global $CFG, $USER; |
1680 | |
1681 | /// Notices older than 1 day will not be mailed. This is to avoid the problem where |
1682 | /// cron has not been running for a long time, and then suddenly people are flooded |
1683 | /// with mail from the past few weeks or months |
1684 | |
1685 | $timenow = time(); |
1686 | $endtime = $timenow - $CFG->maxeditingtime; |
1687 | $starttime = $endtime - 24 * 3600; /// One day earlier |
1688 | |
1689 | if ($submissions = assignment_get_unmailed_submissions($starttime, $endtime)) { |
1690 | |
1691 | foreach ($submissions as $key => $submission) { |
1692 | if (! set_field("assignment_submissions", "mailed", "1", "id", "$submission->id")) { |
1693 | echo "Could not update the mailed field for id $submission->id. Not mailed.\n"; |
1694 | unset($submissions[$key]); |
1695 | } |
1696 | } |
1697 | |
1698 | $timenow = time(); |
1699 | |
1700 | foreach ($submissions as $submission) { |
1701 | |
1702 | echo "Processing assignment submission $submission->id\n"; |
1703 | |
1704 | if (! $user = get_record("user", "id", "$submission->userid")) { |
1705 | echo "Could not find user $post->userid\n"; |
1706 | continue; |
1707 | } |
1708 | |
1709 | $USER->lang = $user->lang; |
1710 | |
1711 | if (! $course = get_record("course", "id", "$submission->course")) { |
1712 | echo "Could not find course $submission->course\n"; |
1713 | continue; |
1714 | } |
1715 | |
1716 | if (! isstudent($course->id, $user->id) and !isteacher($course->id, $user->id)) { |
1717 | echo fullname($user)." not an active participant in $course->shortname\n"; |
1718 | continue; |
1719 | } |
1720 | |
1721 | if (! $teacher = get_record("user", "id", "$submission->teacher")) { |
1722 | echo "Could not find teacher $submission->teacher\n"; |
1723 | continue; |
1724 | } |
1725 | |
1726 | if (! $mod = get_coursemodule_from_instance("assignment", $submission->assignment, $course->id)) { |
1727 | echo "Could not find course module for assignment id $submission->assignment\n"; |
1728 | continue; |
1729 | } |
1730 | |
1731 | if (! $mod->visible) { /// Hold mail notification for hidden assignments until later |
1732 | continue; |
1733 | } |
1734 | |
1735 | $strassignments = get_string("modulenameplural", "assignment"); |
1736 | $strassignment = get_string("modulename", "assignment"); |
1737 | |
1738 | unset($assignmentinfo); |
1739 | $assignmentinfo->teacher = fullname($teacher); |
1740 | $assignmentinfo->assignment = format_string($submission->name,true); |
1741 | $assignmentinfo->url = "$CFG->wwwroot/mod/assignment/view.php?id=$mod->id"; |
1742 | |
1743 | $postsubject = "$course->shortname: $strassignments: ".format_string($submission->name,true); |
1744 | $posttext = "$course->shortname -> $strassignments -> ".format_string($submission->name,true)."\n"; |
1745 | $posttext .= "---------------------------------------------------------------------\n"; |
1746 | $posttext .= get_string("assignmentmail", "assignment", $assignmentinfo); |
1747 | $posttext .= "---------------------------------------------------------------------\n"; |
1748 | |
1749 | if ($user->mailformat == 1) { // HTML |
1750 | $posthtml = "<p><font face=\"sans-serif\">". |
1751 | "<a href=\"$CFG->wwwroot/course/view.php?id=$course->id\">$course->shortname</a> ->". |
1752 | "<a href=\"$CFG->wwwroot/mod/assignment/index.php?id=$course->id\">$strassignments</a> ->". |
1753 | "<a href=\"$CFG->wwwroot/mod/assignment/view.php?id=$mod->id\">".format_string($submission->name,true)."</a></font></p>"; |
1754 | $posthtml .= "<hr /><font face=\"sans-serif\">"; |
1755 | $posthtml .= "<p>".get_string("assignmentmailhtml", "assignment", $assignmentinfo)."</p>"; |
1756 | $posthtml .= "</font><hr />"; |
1757 | } else { |
1758 | $posthtml = ""; |
1759 | } |
1760 | |
1761 | if (! email_to_user($user, $teacher, $postsubject, $posttext, $posthtml)) { |
1762 | echo "Error: assignment cron: Could not send out mail for id $submission->id to user $user->id ($user->email)\n"; |
1763 | } |
1764 | } |
1765 | } |
1766 | |
1767 | return true; |
1768 | } |
1769 | |
7af1e882 |
1770 | /** |
1771 | * Return an array of grades, indexed by user, and a max grade. |
1772 | * |
1773 | * @param $assignmentid int |
1774 | * @return object with properties ->grades (an array of grades) and ->maxgrade. |
1775 | */ |
73097f07 |
1776 | function assignment_grades($assignmentid) { |
73097f07 |
1777 | |
082215e6 |
1778 | if (!$assignment = get_record('assignment', 'id', $assignmentid)) { |
73097f07 |
1779 | return NULL; |
1780 | } |
3262ee10 |
1781 | if ($assignment->grade == 0) { // No grading |
1782 | return NULL; |
1783 | } |
73097f07 |
1784 | |
082215e6 |
1785 | $grades = get_records_menu('assignment_submissions', 'assignment', |
1786 | $assignment->id, '', 'userid,grade'); |
73097f07 |
1787 | |
3262ee10 |
1788 | if ($assignment->grade > 0) { |
fa22fd5f |
1789 | if ($grades) { |
1790 | foreach ($grades as $userid => $grade) { |
1791 | if ($grade == -1) { |
1792 | $grades[$userid] = '-'; |
1793 | } |
082215e6 |
1794 | } |
1795 | } |
73097f07 |
1796 | $return->grades = $grades; |
1797 | $return->maxgrade = $assignment->grade; |
1798 | |
1799 | } else { // Scale |
1800 | if ($grades) { |
1801 | $scaleid = - ($assignment->grade); |
1802 | if ($scale = get_record('scale', 'id', $scaleid)) { |
1803 | $scalegrades = make_menu_from_list($scale->scale); |
082215e6 |
1804 | foreach ($grades as $userid => $grade) { |
de4564ee |
1805 | if (empty($scalegrades[$grade])) { |
39e11905 |
1806 | $grades[$userid] = '-'; |
0a3f66a2 |
1807 | } else { |
082215e6 |
1808 | $grades[$userid] = $scalegrades[$grade]; |
0a3f66a2 |
1809 | } |
73097f07 |
1810 | } |
1811 | } |
1812 | } |
1813 | $return->grades = $grades; |
1814 | $return->maxgrade = ""; |
1815 | } |
1816 | |
1817 | return $return; |
1818 | } |
1819 | |
7af1e882 |
1820 | /** |
1821 | * Returns the users with data in one assignment (students and teachers) |
1822 | * |
1823 | * @param $assignmentid int |
1824 | * @return array of user objects |
1825 | */ |
73097f07 |
1826 | function assignment_get_participants($assignmentid) { |
73097f07 |
1827 | |
1828 | global $CFG; |
1829 | |
1830 | //Get students |
1831 | $students = get_records_sql("SELECT DISTINCT u.id, u.id |
1832 | FROM {$CFG->prefix}user u, |
1833 | {$CFG->prefix}assignment_submissions a |
1834 | WHERE a.assignment = '$assignmentid' and |
1835 | u.id = a.userid"); |
1836 | //Get teachers |
1837 | $teachers = get_records_sql("SELECT DISTINCT u.id, u.id |
1838 | FROM {$CFG->prefix}user u, |
1839 | {$CFG->prefix}assignment_submissions a |
1840 | WHERE a.assignment = '$assignmentid' and |
1841 | u.id = a.teacher"); |
1842 | |
1843 | //Add teachers to students |
1844 | if ($teachers) { |
1845 | foreach ($teachers as $teacher) { |
1846 | $students[$teacher->id] = $teacher; |
1847 | } |
1848 | } |
1849 | //Return students array (it contains an array of unique users) |
1850 | return ($students); |
1851 | } |
1852 | |
7af1e882 |
1853 | /** |
1854 | * Checks if a scale is being used by an assignment |
1855 | * |
1856 | * This is used by the backup code to decide whether to back up a scale |
1857 | * @param $assignmentid int |
1858 | * @param $scaleid int |
1859 | * @return boolean True if the scale is used by the assignment |
1860 | */ |
1861 | function assignment_scale_used ($assignmentid, $scaleid) { |
73097f07 |
1862 | |
1863 | $return = false; |
1864 | |
1865 | $rec = get_record('assignment','id',$assignmentid,'grade',-$scaleid); |
1866 | |
1867 | if (!empty($rec) && !empty($scaleid)) { |
1868 | $return = true; |
1869 | } |
1870 | |
1871 | return $return; |
1872 | } |
1873 | |
7af1e882 |
1874 | /** |
1875 | * Make sure up-to-date events are created for all assignment instances |
1876 | * |
1877 | * This standard function will check all instances of this module |
1878 | * and make sure there are up-to-date events created for each of them. |
1879 | * If courseid = 0, then every assignment event in the site is checked, else |
1880 | * only assignment events belonging to the course specified are checked. |
1881 | * This function is used, in its new format, by restore_refresh_events() |
1882 | * |
1883 | * @param $courseid int optional If zero then all assignments for all courses are covered |
1884 | * @return boolean Always returns true |
1885 | */ |
73097f07 |
1886 | function assignment_refresh_events($courseid = 0) { |
73097f07 |
1887 | |
1888 | if ($courseid == 0) { |
1889 | if (! $assignments = get_records("assignment")) { |
1890 | return true; |
1891 | } |
1892 | } else { |
1893 | if (! $assignments = get_records("assignment", "course", $courseid)) { |
1894 | return true; |
1895 | } |
1896 | } |
1897 | $moduleid = get_field('modules', 'id', 'name', 'assignment'); |
1898 | |
1899 | foreach ($assignments as $assignment) { |
1900 | $event = NULL; |
1901 | $event->name = addslashes($assignment->name); |
1902 | $event->description = addslashes($assignment->description); |
1903 | $event->timestart = $assignment->timedue; |
1904 | |
1905 | if ($event->id = get_field('event', 'id', 'modulename', 'assignment', 'instance', $assignment->id)) { |
1906 | update_event($event); |
1907 | |
1908 | } else { |
1909 | $event->courseid = $assignment->course; |
1910 | $event->groupid = 0; |
1911 | $event->userid = 0; |
1912 | $event->modulename = 'assignment'; |
1913 | $event->instance = $assignment->id; |
1914 | $event->eventtype = 'due'; |
1915 | $event->timeduration = 0; |
1916 | $event->visible = get_field('course_modules', 'visible', 'module', $moduleid, 'instance', $assignment->id); |
1917 | add_event($event); |
1918 | } |
1919 | |
1920 | } |
1921 | return true; |
1922 | } |
1923 | |
7af1e882 |
1924 | /** |
1925 | * Print recent activity from all assignments in a given course |
1926 | * |
1927 | * This is used by the recent activity block |
1928 | */ |
73097f07 |
1929 | function assignment_print_recent_activity($course, $isteacher, $timestart) { |
1930 | global $CFG; |
1931 | |
1932 | $content = false; |
1933 | $assignments = NULL; |
1934 | |
1935 | if (!$logs = get_records_select('log', 'time > \''.$timestart.'\' AND '. |
1936 | 'course = \''.$course->id.'\' AND '. |
1937 | 'module = \'assignment\' AND '. |
1938 | 'action = \'upload\' ', 'time ASC')) { |
1939 | return false; |
1940 | } |
1941 | |
1942 | foreach ($logs as $log) { |
1943 | //Create a temp valid module structure (course,id) |
1944 | $tempmod->course = $log->course; |
1945 | $tempmod->id = $log->info; |
1946 | //Obtain the visible property from the instance |
1947 | $modvisible = instance_is_visible($log->module,$tempmod); |
1948 | |
1949 | //Only if the mod is visible |
1950 | if ($modvisible) { |
1951 | $assignments[$log->info] = assignment_log_info($log); |
1952 | $assignments[$log->info]->time = $log->time; |
1953 | $assignments[$log->info]->url = str_replace('&', '&', $log->url); |
1954 | } |
1955 | } |
1956 | |
1957 | if ($assignments) { |
1958 | print_headline(get_string('newsubmissions', 'assignment').':'); |
1959 | foreach ($assignments as $assignment) { |
1960 | print_recent_activity_note($assignment->time, $assignment, $isteacher, $assignment->name, |
1961 | $CFG->wwwroot.'/mod/assignment/'.$assignment->url); |
1962 | } |
1963 | $content = true; |
1964 | } |
1965 | |
1966 | return $content; |
1967 | } |
1968 | |
1969 | |
7af1e882 |
1970 | /** |
1971 | * Returns all assignments since a given time. |
1972 | * |
1973 | * If assignment is specified then this restricts the results |
1974 | */ |
73097f07 |
1975 | function assignment_get_recent_mod_activity(&$activities, &$index, $sincetime, $courseid, $assignment="0", $user="", $groupid="") { |
73097f07 |
1976 | |
1977 | global $CFG; |
1978 | |
1979 | if ($assignment) { |
1980 | $assignmentselect = " AND cm.id = '$assignment'"; |
1981 | } else { |
1982 | $assignmentselect = ""; |
1983 | } |
1984 | if ($user) { |
1985 | $userselect = " AND u.id = '$user'"; |
1986 | } else { |
1987 | $userselect = ""; |
1988 | } |
1989 | |
1990 | $assignments = get_records_sql("SELECT asub.*, u.firstname, u.lastname, u.picture, u.id as userid, |
1991 | a.grade as maxgrade, name, cm.instance, cm.section, a.assignmenttype |
1992 | FROM {$CFG->prefix}assignment_submissions asub, |
1993 | {$CFG->prefix}user u, |
1994 | {$CFG->prefix}assignment a, |
1995 | {$CFG->prefix}course_modules cm |
1996 | WHERE asub.timemodified > '$sincetime' |
1997 | AND asub.userid = u.id $userselect |
1998 | AND a.id = asub.assignment $assignmentselect |
1999 | AND cm.course = '$courseid' |
2000 | AND cm.instance = a.id |
2001 | ORDER BY asub.timemodified ASC"); |
2002 | |
2003 | if (empty($assignments)) |
2004 | return; |
2005 | |
2006 | foreach ($assignments as $assignment) { |
2007 | if (empty($groupid) || ismember($groupid, $assignment->userid)) { |
2008 | |
2009 | $tmpactivity = new Object; |
2010 | |
2011 | $tmpactivity->type = "assignment"; |
2012 | $tmpactivity->defaultindex = $index; |
2013 | $tmpactivity->instance = $assignment->instance; |
2014 | $tmpactivity->name = $assignment->name; |
2015 | $tmpactivity->section = $assignment->section; |
2016 | |
2017 | $tmpactivity->content->grade = $assignment->grade; |
2018 | $tmpactivity->content->maxgrade = $assignment->maxgrade; |
2019 | $tmpactivity->content->type = $assignment->assignmenttype; |
2020 | |
2021 | $tmpactivity->user->userid = $assignment->userid; |
2022 | $tmpactivity->user->fullname = fullname($assignment); |
2023 | $tmpactivity->user->picture = $assignment->picture; |
2024 | |
2025 | $tmpactivity->timestamp = $assignment->timemodified; |
2026 | |
2027 | $activities[] = $tmpactivity; |
2028 | |
2029 | $index++; |
2030 | } |
2031 | } |
2032 | |
2033 | return; |
2034 | } |
2035 | |
7af1e882 |
2036 | /** |
2037 | * Print recent activity from all assignments in a given course |
2038 | * |
2039 | * This is used by course/recent.php |
2040 | */ |
73097f07 |
2041 | function assignment_print_recent_mod_activity($activity, $course, $detail=false) { |
2042 | global $CFG; |
2043 | |
2044 | echo '<table border="0" cellpadding="3" cellspacing="0">'; |
2045 | |
2046 | echo "<tr><td class=\"userpicture\" width=\"35\" valign=\"top\">"; |
2047 | print_user_picture($activity->user->userid, $course, $activity->user->picture); |
2048 | echo "</td><td width=\"100%\"><font size=2>"; |
2049 | |
2050 | if ($detail) { |
2051 | echo "<img src=\"$CFG->modpixpath/$activity->type/icon.gif\" ". |
2052 | "height=16 width=16 alt=\"$activity->type\"> "; |
2053 | echo "<a href=\"$CFG->wwwroot/mod/assignment/view.php?id=" . $activity->instance . "\">" |
2054 | . format_string($activity->name,true) . "</a> - "; |
2055 | |
2056 | } |
2057 | |
2058 | if (isteacher($course)) { |
2059 | $grades = "(" . $activity->content->grade . " / " . $activity->content->maxgrade . ") "; |
2060 | |
2061 | $assignment->id = $activity->instance; |
2062 | $assignment->course = $course; |
2063 | $user->id = $activity->user->userid; |
2064 | |
2065 | echo $grades; |
2066 | echo "<br />"; |
2067 | } |
2068 | echo "<a href=\"$CFG->wwwroot/user/view.php?id=" |
2069 | . $activity->user->userid . "&course=$course\">" |
2070 | . $activity->user->fullname . "</a> "; |
2071 | |
2072 | echo " - " . userdate($activity->timestamp); |
2073 | |
2074 | echo "</font></td></tr>"; |
2075 | echo "</table>"; |
73097f07 |
2076 | } |
2077 | |
2078 | /// GENERIC SQL FUNCTIONS |
2079 | |
7af1e882 |
2080 | /** |
2081 | * Fetch info from logs |
2082 | * |
2083 | * @param $log object with properties ->info (the assignment id) and ->userid |
2084 | * @return array with assignment name and user firstname and lastname |
2085 | */ |
73097f07 |
2086 | function assignment_log_info($log) { |
2087 | global $CFG; |
2088 | return get_record_sql("SELECT a.name, u.firstname, u.lastname |
2089 | FROM {$CFG->prefix}assignment a, |
2090 | {$CFG->prefix}user u |
2091 | WHERE a.id = '$log->info' |
2092 | AND u.id = '$log->userid'"); |
2093 | } |
2094 | |
7af1e882 |
2095 | /** |
2096 | * Return list of marked submissions that have not been mailed out for currently enrolled students |
2097 | * |
2098 | * @return array |
2099 | */ |
73097f07 |
2100 | function assignment_get_unmailed_submissions($starttime, $endtime) { |
7af1e882 |
2101 | |
73097f07 |
2102 | global $CFG; |
2103 | return get_records_sql("SELECT s.*, a.course, a.name |
2104 | FROM {$CFG->prefix}assignment_submissions s, |
2105 | {$CFG->prefix}assignment a, |
2106 | {$CFG->prefix}user_students us |
2107 | WHERE s.mailed = 0 |
2108 | AND s.timemarked <= $endtime |
2109 | AND s.timemarked >= $starttime |
2110 | AND s.assignment = a.id |
2111 | AND s.userid = us.userid |
2112 | AND a.course = us.course"); |
2113 | } |
2114 | |
7af1e882 |
2115 | /** |
2116 | * Counts all real assignment submissions by ENROLLED students (not empty ones) |
2117 | * |
2118 | * There are also assignment type methods count_real_submissions() wich in the default |
2119 | * implementation simply call this function. |
2120 | * @param $groupid int optional If nonzero then count is restricted to this group |
2121 | * @return int The number of submissions |
2122 | */ |
73097f07 |
2123 | function assignment_count_real_submissions($assignment, $groupid=0) { |
73097f07 |
2124 | global $CFG; |
2125 | |
2126 | if ($groupid) { /// How many in a particular group? |
2127 | return count_records_sql("SELECT COUNT(DISTINCT g.userid, g.groupid) |
2128 | FROM {$CFG->prefix}assignment_submissions a, |
2129 | {$CFG->prefix}groups_members g |
2130 | WHERE a.assignment = $assignment->id |
2131 | AND a.timemodified > 0 |
2132 | AND g.groupid = '$groupid' |
2133 | AND a.userid = g.userid "); |
2134 | } else { |
2135 | $select = "s.course = '$assignment->course' AND"; |
2136 | if ($assignment->course == SITEID) { |
2137 | $select = ''; |
2138 | } |
2139 | return count_records_sql("SELECT COUNT(*) |
2140 | FROM {$CFG->prefix}assignment_submissions a, |
2141 | {$CFG->prefix}user_students s |
2142 | WHERE a.assignment = '$assignment->id' |
2143 | AND a.timemodified > 0 |
2144 | AND $select a.userid = s.userid "); |
2145 | } |
2146 | } |
2147 | |
7af1e882 |
2148 | |
2149 | /** |
2150 | * Return all assignment submissions by ENROLLED students (even empty) |
2151 | * |
2152 | * There are also assignment type methods get_submissions() wich in the default |
2153 | * implementation simply call this function. |
2154 | * @param $sort string optional field names for the ORDER BY in the sql query |
2155 | * @param $dir string optional specifying the sort direction, defaults to DESC |
2156 | * @return array The submission objects indexed by id |
2157 | */ |
73097f07 |
2158 | function assignment_get_all_submissions($assignment, $sort="", $dir="DESC") { |
2159 | /// Return all assignment submissions by ENROLLED students (even empty) |
2160 | global $CFG; |
2161 | |
2162 | if ($sort == "lastname" or $sort == "firstname") { |
2163 | $sort = "u.$sort $dir"; |
2164 | } else if (empty($sort)) { |
2165 | $sort = "a.timemodified DESC"; |
2166 | } else { |
2167 | $sort = "a.$sort $dir"; |
2168 | } |
2169 | |
2170 | $select = "s.course = '$assignment->course' AND"; |
2171 | if ($assignment->course == SITEID) { |
2172 | $select = ''; |
2173 | } |
2174 | return get_records_sql("SELECT a.* |
2175 | FROM {$CFG->prefix}assignment_submissions a, |
2176 | {$CFG->prefix}user_students s, |
2177 | {$CFG->prefix}user u |
2178 | WHERE a.userid = s.userid |
2179 | AND u.id = a.userid |
2180 | AND $select a.assignment = '$assignment->id' |
2181 | ORDER BY $sort"); |
2182 | } |
2183 | |
2184 | |
2185 | |
2186 | |
2187 | /// OTHER GENERAL FUNCTIONS FOR ASSIGNMENTS /////////////////////////////////////// |
2188 | |
7af1e882 |
2189 | /** |
2190 | * Returns an array of installed assignment types indexed and sorted by name |
2191 | * |
2192 | * @return array The index is the name of the assignment type, the value its full name from the language strings |
2193 | */ |
b0f2597e |
2194 | function assignment_types() { |
2195 | $types = array(); |
2196 | $names = get_list_of_plugins('mod/assignment/type'); |
2197 | foreach ($names as $name) { |
2198 | $types[$name] = get_string('type'.$name, 'assignment'); |
ffeca120 |
2199 | } |
b0f2597e |
2200 | asort($types); |
2201 | return $types; |
f466c9ed |
2202 | } |
2203 | |
7af1e882 |
2204 | /** |
2205 | * Executes upgrade scripts for assignment types when necessary |
2206 | */ |
b0f2597e |
2207 | function assignment_upgrade_submodules() { |
f1c1d2f1 |
2208 | global $CFG; |
26b90e70 |
2209 | |
b0f2597e |
2210 | $types = assignment_types(); |
26b90e70 |
2211 | |
d175966b |
2212 | include($CFG->dirroot.'/mod/assignment/version.php'); // defines $module with version etc |
26b90e70 |
2213 | |
d175966b |
2214 | foreach ($types as $type => $typename) { |
26b90e70 |
2215 | |
b0f2597e |
2216 | $fullpath = $CFG->dirroot.'/mod/assignment/type/'.$type; |
26b90e70 |
2217 | |
b0f2597e |
2218 | /// Check for an external version file (defines $submodule) |
26b90e70 |
2219 | |
b0f2597e |
2220 | if (!is_readable($fullpath .'/version.php')) { |
2221 | continue; |
ffeca120 |
2222 | } |
b0f2597e |
2223 | include_once($fullpath .'/version.php'); |
26b90e70 |
2224 | |
b0f2597e |
2225 | /// Check whether we need to upgrade |
26b90e70 |
2226 | |
b0f2597e |
2227 | if (!isset($submodule->version)) { |
2228 | continue; |
2229 | } |
26b90e70 |
2230 | |
b0f2597e |
2231 | /// Make sure this submodule will work with this assignment version |
26b90e70 |
2232 | |
d175966b |
2233 | if (isset($submodule->requires) and ($submodule->requires > $module->version)) { |
b0f2597e |
2234 | notify("Assignment submodule '$type' is too new for your assignment"); |
2235 | continue; |
2236 | } |
f466c9ed |
2237 | |
a86a538f |
2238 | /// If the submodule is new, then let's install it! |
f466c9ed |
2239 | |
b0f2597e |
2240 | $currentversion = 'assignment_'.$type.'_version'; |
f466c9ed |
2241 | |
a86a538f |
2242 | if (!isset($CFG->$currentversion)) { // First install! |
2243 | set_config($currentversion, $submodule->version); // Must keep track of version |
2244 | |
2245 | if (!is_readable($fullpath .'/db/'.$CFG->dbtype.'.sql')) { |
2246 | continue; |
2247 | } |
2248 | |
2249 | $db->debug=true; |
2250 | if (!modify_database($fullpath .'/db/'.$CFG->dbtype.'.sql')) { |
2251 | notify("Error installing tables for submodule '$type'!"); |
2252 | } |
2253 | $db->debug=false; |
2254 | continue; |
f466c9ed |
2255 | } |
f466c9ed |
2256 | |
b0f2597e |
2257 | /// See if we need to upgrade |
2258 | |
2259 | if ($submodule->version <= $CFG->$currentversion) { |
2260 | continue; |
59c005b7 |
2261 | } |
59c005b7 |
2262 | |
b0f2597e |
2263 | /// Look for the upgrade file |
59c005b7 |
2264 | |
b0f2597e |
2265 | if (!is_readable($fullpath .'/db/'.$CFG->dbtype.'.php')) { |
2266 | continue; |
2267 | } |
59c005b7 |
2268 | |
b0f2597e |
2269 | include_once($fullpath .'/db/'. $CFG->dbtype .'.php'); // defines assignment_xxx_upgrade |
59c005b7 |
2270 | |
b0f2597e |
2271 | /// Perform the upgrade |
59c005b7 |
2272 | |
b0f2597e |
2273 | $upgrade_function = 'assignment_'.$type.'_upgrade'; |
2274 | if (function_exists($upgrade_function)) { |
2275 | $db->debug=true; |
2276 | if ($upgrade_function($CFG->$currentversion)) { |
2277 | $db->debug=false; |
2278 | set_config($currentversion, $submodule->version); |
59c005b7 |
2279 | } |
b0f2597e |
2280 | $db->debug=false; |
59c005b7 |
2281 | } |
2282 | } |
2283 | } |
2284 | |
7af1e882 |
2285 | ?> |