Commit | Line | Data |
---|---|---|
5c508e3f | 1 | <?php |
f7b5c6aa DM |
2 | // This file is part of Moodle - http://moodle.org/ |
3 | // | |
4 | // Moodle is free software: you can redistribute it and/or modify | |
5 | // it under the terms of the GNU General Public License as published by | |
6 | // the Free Software Foundation, either version 3 of the License, or | |
7 | // (at your option) any later version. | |
8 | // | |
9 | // Moodle is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | // | |
14 | // You should have received a copy of the GNU General Public License | |
15 | // along with Moodle. If not, see <http://www.gnu.org/licenses/>. | |
16 | ||
17 | require_once('../../config.php'); | |
18 | require_once($CFG->dirroot.'/mod/scorm/locallib.php'); | |
19 | ||
20 | $id = optional_param('id', '', PARAM_INT); // Course Module ID, or | |
21 | $a = optional_param('a', '', PARAM_INT); // scorm ID | |
22 | $scoid = required_param('scoid', PARAM_INT); // sco ID | |
23 | ||
24 | $delayseconds = 2; // Delay time before sco launch, used to give time to browser to define API | |
25 | ||
26 | if (!empty($id)) { | |
27 | if (! $cm = get_coursemodule_from_id('scorm', $id)) { | |
28 | print_error('invalidcoursemodule'); | |
29 | } | |
30 | if (! $course = $DB->get_record('course', array('id'=>$cm->course))) { | |
31 | print_error('coursemisconf'); | |
32 | } | |
33 | if (! $scorm = $DB->get_record('scorm', array('id'=>$cm->instance))) { | |
34 | print_error('invalidcoursemodule'); | |
35 | } | |
36 | } else if (!empty($a)) { | |
37 | if (! $scorm = $DB->get_record('scorm', array('id'=>$a))) { | |
38 | print_error('coursemisconf'); | |
03f5a0f8 | 39 | } |
f7b5c6aa DM |
40 | if (! $course = $DB->get_record('course', array('id'=>$scorm->course))) { |
41 | print_error('coursemisconf'); | |
42 | } | |
43 | if (! $cm = get_coursemodule_from_instance('scorm', $scorm->id, $course->id)) { | |
44 | print_error('invalidcoursemodule'); | |
45 | } | |
46 | } else { | |
47 | print_error('missingparameter'); | |
48 | } | |
03f5a0f8 | 49 | |
f7b5c6aa | 50 | $PAGE->set_url('/mod/scorm/loadSCO.php', array('scoid'=>$scoid, 'id'=>$cm->id)); |
5c508e3f | 51 | |
f7b5c6aa | 52 | require_login($course->id, false, $cm); |
f2c86f94 | 53 | |
f7b5c6aa DM |
54 | //check if scorm closed |
55 | $timenow = time(); | |
56 | if ($scorm->timeclose !=0) { | |
57 | if ($scorm->timeopen > $timenow) { | |
58 | print_error('notopenyet', 'scorm', null, userdate($scorm->timeopen)); | |
59 | } else if ($timenow > $scorm->timeclose) { | |
60 | print_error('expired', 'scorm', null, userdate($scorm->timeclose)); | |
d54e2145 | 61 | } |
f7b5c6aa | 62 | } |
f2c86f94 | 63 | |
f7b5c6aa | 64 | $context = get_context_instance(CONTEXT_MODULE, $cm->id); |
9528568b | 65 | |
f7b5c6aa | 66 | if (!empty($scoid)) { |
03f5a0f8 | 67 | // |
68 | // Direct SCO request | |
69 | // | |
f7b5c6aa DM |
70 | if ($sco = scorm_get_sco($scoid)) { |
71 | if ($sco->launch == '') { | |
72 | // Search for the next launchable sco | |
73 | if ($scoes = $DB->get_records_select('scorm_scoes', "scorm = ? AND '.$DB->sql_isnotempty('scorm_scoes', 'launch', false, true).' AND id > ?", array($scorm->id, $sco->id), 'id ASC')) { | |
74 | $sco = current($scoes); | |
03f5a0f8 | 75 | } |
76 | } | |
77 | } | |
f7b5c6aa DM |
78 | } |
79 | // | |
80 | // If no sco was found get the first of SCORM package | |
81 | // | |
82 | if (!isset($sco)) { | |
83 | $scoes = $DB->get_records_select('scorm_scoes', "scorm = ? AND ".$DB->sql_isnotempty('scorm_scoes', 'launch', false, true), array($scorm->id), 'id ASC'); | |
84 | $sco = current($scoes); | |
85 | } | |
86 | ||
87 | if ($sco->scormtype == 'asset') { | |
88 | $attempt = scorm_get_last_attempt($scorm->id, $USER->id); | |
e6402b54 | 89 | $element = (scorm_version_check($scorm->version, SCORM_13)) ? 'cmi.completion_status':'cmi.core.lesson_status'; |
f7b5c6aa DM |
90 | $value = 'completed'; |
91 | $result = scorm_insert_track($USER->id, $scorm->id, $sco->id, $attempt, $element, $value); | |
92 | } | |
93 | ||
94 | // | |
95 | // Forge SCO URL | |
96 | // | |
97 | $connector = ''; | |
98 | $version = substr($scorm->version, 0, 4); | |
99 | if ((isset($sco->parameters) && (!empty($sco->parameters))) || ($version == 'AICC')) { | |
100 | if (stripos($sco->launch, '?') !== false) { | |
101 | $connector = '&'; | |
102 | } else { | |
103 | $connector = '?'; | |
03f5a0f8 | 104 | } |
f7b5c6aa DM |
105 | if ((isset($sco->parameters) && (!empty($sco->parameters))) && ($sco->parameters[0] == '?')) { |
106 | $sco->parameters = substr($sco->parameters, 1); | |
3c6c4eaf | 107 | } |
f7b5c6aa | 108 | } |
9528568b | 109 | |
f7b5c6aa DM |
110 | if ($version == 'AICC') { |
111 | $sco_params = ''; | |
112 | if (isset($sco->parameters) && (!empty($sco->parameters))) { | |
113 | $sco_params = '&'. $sco->parameters; | |
03f5a0f8 | 114 | } |
f7b5c6aa DM |
115 | $launcher = $sco->launch.$connector.'aicc_sid='.sesskey().'&aicc_url='.$CFG->wwwroot.'/mod/scorm/aicc.php'.$sco_params; |
116 | } else { | |
117 | if (isset($sco->parameters) && (!empty($sco->parameters))) { | |
118 | $launcher = $sco->launch.$connector.$sco->parameters; | |
03f5a0f8 | 119 | } else { |
f7b5c6aa | 120 | $launcher = $sco->launch; |
03f5a0f8 | 121 | } |
f7b5c6aa DM |
122 | } |
123 | ||
124 | if (scorm_external_link($sco->launch)) { | |
125 | //TODO: does this happen? | |
126 | $result = $launcher; | |
127 | } else if ($scorm->scormtype === SCORM_TYPE_EXTERNAL) { | |
128 | // Remote learning activity | |
129 | $result = dirname($scorm->reference).'/'.$launcher; | |
130 | } else if ($scorm->scormtype === SCORM_TYPE_IMSREPOSITORY) { | |
131 | // Repository | |
132 | $result = $CFG->repositorywebroot.substr($scorm->reference, 1).'/'.$sco->launch; | |
133 | } else if ($scorm->scormtype === SCORM_TYPE_LOCAL or $scorm->scormtype === SCORM_TYPE_LOCALSYNC) { | |
134 | //note: do not convert this to use get_file_url() or moodle_url() | |
135 | //SCORM does not work without slasharguments and moodle_url() encodes querystring vars | |
136 | $result = "$CFG->wwwroot/pluginfile.php/$context->id/mod_scorm/content/$scorm->revision/$launcher"; | |
137 | } | |
138 | ||
139 | // which API are we looking for | |
e6402b54 | 140 | $LMS_api = (scorm_version_check($scorm->version, SCORM_12) || empty($scorm->version)) ? 'API' : 'API_1484_11'; |
03f5a0f8 | 141 | ?> |
142 | <html> | |
143 | <head> | |
144 | <title>LoadSCO</title> | |
f4ba7e1a | 145 | <script type="text/javascript"> |
146 | //<![CDATA[ | |
485f4ce6 PH |
147 | var myApiHandle = null; |
148 | var myFindAPITries = 0; | |
f2c86f94 | 149 | |
485f4ce6 PH |
150 | function myGetAPIHandle() { |
151 | myFindAPITries = 0; | |
152 | if (myApiHandle == null) { | |
153 | myApiHandle = myGetAPI(); | |
f2c86f94 | 154 | } |
485f4ce6 | 155 | return myApiHandle; |
f2c86f94 | 156 | } |
157 | ||
485f4ce6 | 158 | function myFindAPI(win) { |
46e58e80 | 159 | while ((win.<?php echo $LMS_api; ?> == null) && (win.parent != null) && (win.parent != win)) { |
485f4ce6 | 160 | myFindAPITries++; |
f2c86f94 | 161 | // Note: 7 is an arbitrary number, but should be more than sufficient |
485f4ce6 | 162 | if (myFindAPITries > 7) { |
f2c86f94 | 163 | return null; |
164 | } | |
165 | win = win.parent; | |
166 | } | |
46e58e80 | 167 | return win.<?php echo $LMS_api; ?>; |
f2c86f94 | 168 | } |
169 | ||
170 | // hun for the API - needs to be loaded before we can launch the package | |
485f4ce6 PH |
171 | function myGetAPI() { |
172 | var theAPI = myFindAPI(window); | |
f2c86f94 | 173 | if ((theAPI == null) && (window.opener != null) && (typeof(window.opener) != "undefined")) { |
485f4ce6 | 174 | theAPI = myFindAPI(window.opener); |
f2c86f94 | 175 | } |
176 | if (theAPI == null) { | |
177 | return null; | |
178 | } | |
179 | return theAPI; | |
180 | } | |
181 | ||
182 | function doredirect() { | |
485f4ce6 | 183 | if (myGetAPIHandle() != null) { |
f2c86f94 | 184 | location = "<?php echo $result ?>"; |
185 | } | |
186 | else { | |
485f4ce6 | 187 | document.body.innerHTML = "<p><?php echo get_string('activityloading', 'scorm');?> <span id='countdown'><?php echo $delayseconds ?></span> <?php echo get_string('numseconds', 'moodle', '');?>. <img src='<?php echo $OUTPUT->pix_url('wait', 'scorm') ?>'><p>"; |
f2c86f94 | 188 | var e = document.getElementById("countdown"); |
189 | var cSeconds = parseInt(e.innerHTML); | |
190 | var timer = setInterval(function() { | |
485f4ce6 | 191 | if( cSeconds && myGetAPIHandle() == null ) { |
f2c86f94 | 192 | e.innerHTML = --cSeconds; |
193 | } else { | |
194 | clearInterval(timer); | |
195 | document.body.innerHTML = "<p><?php echo get_string('activitypleasewait', 'scorm');?></p>"; | |
196 | location = "<?php echo $result ?>"; | |
197 | } | |
198 | }, 1000); | |
199 | } | |
e4f781c9 | 200 | } |
9528568b | 201 | //]]> |
03f5a0f8 | 202 | </script> |
203 | <noscript> | |
86ed86b8 | 204 | <meta http-equiv="refresh" content="0;url=<?php echo $result ?>" /> |
9528568b | 205 | </noscript> |
03f5a0f8 | 206 | </head> |
e4f781c9 | 207 | <body onload="doredirect();"> |
f2c86f94 | 208 | <p><?php echo get_string('activitypleasewait', 'scorm');?></p> |
f7b5c6aa | 209 | <?php if (debugging('', DEBUG_DEVELOPER)) { |
1eb6604e | 210 | add_to_log($course->id, 'scorm', 'launch', 'view.php?id='.$cm->id, $result, $cm->id); |
211 | } | |
212 | ?> | |
9528568b | 213 | </body> |
60e40dda | 214 | </html> |