course_edit.php 15 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * @package chamilo.admin
  5. */
  6. /* Initialization section */
  7. // name of the language file that needs to be included
  8. $language_file = 'admin';
  9. $cidReset = true;
  10. require_once '../inc/global.inc.php';
  11. $this_section = SECTION_PLATFORM_ADMIN;
  12. api_protect_admin_script();
  13. require_once api_get_path(LIBRARY_PATH).'fileManage.lib.php';
  14. $course_table = Database::get_main_table(TABLE_MAIN_COURSE);
  15. $course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
  16. $course_code = isset($_GET['course_code']) ? $_GET['course_code'] : $_POST['code'];
  17. $noPHP_SELF = true;
  18. $tool_name = get_lang('ModifyCourseInfo');
  19. $interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
  20. $interbreadcrumb[] = array ("url" => "course_list.php", "name" => get_lang('CourseList'));
  21. /* Libraries */
  22. /* MAIN CODE */
  23. // Get all course categories
  24. $table_user = Database :: get_main_table(TABLE_MAIN_USER);
  25. //Get the course infos
  26. $sql = "SELECT * FROM $course_table WHERE code='".Database::escape_string($course_code)."'";
  27. $result = Database::query($sql);
  28. if (Database::num_rows($result) != 1) {
  29. header('Location: course_list.php');
  30. exit ();
  31. }
  32. $course = Database::fetch_array($result,'ASSOC');
  33. // Get course teachers
  34. $table_course_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
  35. $order_clause = api_sort_by_first_name() ? ' ORDER BY firstname, lastname' : ' ORDER BY lastname, firstname';
  36. $sql = "SELECT user.user_id,lastname,firstname FROM $table_user as user,$table_course_user as course_user WHERE course_user.status='1' AND course_user.user_id=user.user_id AND course_user.course_code='".$course_code."'".$order_clause;
  37. $res = Database::query($sql);
  38. $course_teachers = array();
  39. while ($obj = Database::fetch_object($res)) {
  40. $course_teachers[$obj->user_id] = api_get_person_name($obj->firstname, $obj->lastname);
  41. }
  42. // Get all possible teachers without the course teachers
  43. if ($_configuration['multiple_access_urls']) {
  44. $access_url_rel_user_table= Database :: get_main_table(TABLE_MAIN_ACCESS_URL_REL_USER);
  45. $sql = "SELECT u.user_id,lastname,firstname FROM $table_user as u
  46. INNER JOIN $access_url_rel_user_table url_rel_user
  47. ON (u.user_id=url_rel_user.user_id) WHERE url_rel_user.access_url_id=".api_get_current_access_url_id()." AND status=1".$order_clause;
  48. } else {
  49. $sql = "SELECT user_id,lastname,firstname FROM $table_user WHERE status='1'".$order_clause;
  50. }
  51. $res = Database::query($sql);
  52. $teachers = array();
  53. $platform_teachers[0] = '-- '.get_lang('NoManager').' --';
  54. while ($obj = Database::fetch_object($res)) {
  55. if (!array_key_exists($obj->user_id,$course_teachers)) {
  56. $teachers[$obj->user_id] = api_get_person_name($obj->firstname, $obj->lastname);
  57. }
  58. if ($course['tutor_name']==$course_teachers[$obj->user_id]) {
  59. $course['tutor_name']=$obj->user_id;
  60. }
  61. //We add in the array platform teachers
  62. $platform_teachers[$obj->user_id] = api_get_person_name($obj->firstname, $obj->lastname);
  63. }
  64. //Case where there is no teacher in the course
  65. if (count($course_teachers)==0) {
  66. $sql='SELECT tutor_name FROM '.$course_table.' WHERE code="'.$course_code.'"';
  67. $res = Database::query($sql);
  68. $tutor_name=Database::result($res,0,0);
  69. $course['tutor_name']=array_search($tutor_name,$platform_teachers);
  70. }
  71. // Build the form
  72. $form = new FormValidator('update_course');
  73. $form->addElement('hidden','code',$course_code);
  74. //title
  75. $form->add_textfield('title', get_lang('Title'), true, array ('class' => 'span6'));
  76. $form->applyFilter('title','html_filter');
  77. $form->applyFilter('title','trim');
  78. // code
  79. $form->add_textfield('visual_code', array(get_lang('CourseCode'), get_lang('OnlyLettersAndNumbers')), true, array('class' => 'span4'));
  80. $form->applyFilter('visual_code','strtoupper');
  81. $form->applyFilter('visual_code','html_filter');
  82. //$form->addElement('text', tutor_name', get_lang('CourseTitular'));
  83. //$form->addElement('select', 'tutor_name', get_lang('CourseTitular'), $platform_teachers, array('style'=>'width:350px','id'=>'tutor_name_id', 'class'=>'chzn-select'));
  84. //$form->applyFilter('tutor_name','html_filter');
  85. //$form->addElement('select', 'course_teachers', get_lang('CourseTeachers'), $teachers, 'multiple=multiple size="4" style="width: 150px;"');
  86. $group=array();
  87. $group[] = $form->createElement('select', 'platform_teachers', '', $teachers, ' id="platform_teachers" multiple=multiple size="4" style="width:300px;"');
  88. $group[] = $form->createElement('select', 'course_teachers', '', $course_teachers, ' id="course_teachers" multiple=multiple size="4" style="width:300px;"');
  89. $element_template = <<<EOT
  90. <div class="control-group">
  91. <label>
  92. <!-- BEGIN required --><span class="form_required">*</span> <!-- END required -->{label}
  93. </label>
  94. <div class="controls">
  95. <table cellpadding="0" cellspacing="0">
  96. <tr>
  97. <!-- BEGIN error --><span class="form_error">{error}</span><br /><!-- END error --> <td>{element}</td>
  98. </tr>
  99. </table>
  100. </div>
  101. </div>
  102. EOT;
  103. $renderer = $form->defaultRenderer();
  104. $renderer -> setElementTemplate($element_template, 'group');
  105. $form -> addGroup($group,'group',get_lang('CourseTeachers'),'</td><td width="80" align="center">'.
  106. '<input class="arrowr" style="width:30px;height:30px;padding-right:12px" type="button" onclick="moveItem(document.getElementById(\'platform_teachers\'), document.getElementById(\'course_teachers\'))" ><br><br>' .
  107. '<input class="arrowl" style="width:30px;height:30px;padding-left:13px" type="button" onclick="moveItem(document.getElementById(\'course_teachers\'), document.getElementById(\'platform_teachers\'))" ></td><td>');
  108. $categories_select = $form->addElement('select', 'category_code', get_lang('CourseFaculty'), $categories , array('style'=>'width:350px','id'=>'category_code_id', 'class'=>'chzn-select'));
  109. $categories_select->addOption('-','');
  110. CourseManager::select_and_sort_categories($categories_select);
  111. $form->add_textfield( 'department_name', get_lang('CourseDepartment'), false,array ('size' => '60'));
  112. $form->applyFilter('department_name','html_filter');
  113. $form->applyFilter('department_name','trim');
  114. $form->add_textfield( 'department_url', get_lang('CourseDepartmentURL'),false, array ('size' => '60'));
  115. $form->applyFilter('department_url','html_filter');
  116. $form->applyFilter('department_url','trim');
  117. $form->addElement('select_language', 'course_language', get_lang('CourseLanguage'));
  118. $form->applyFilter('select_language','html_filter');
  119. $group = array();
  120. $group[]= $form->createElement('radio', 'visibility', get_lang("CourseAccess"), get_lang('OpenToTheWorld'), COURSE_VISIBILITY_OPEN_WORLD);
  121. $group[]= $form->createElement('radio', 'visibility', null, get_lang('OpenToThePlatform'), COURSE_VISIBILITY_OPEN_PLATFORM);
  122. $group[]= $form->createElement('radio', 'visibility', null, get_lang('Private'), COURSE_VISIBILITY_REGISTERED);
  123. $group[]= $form->createElement('radio', 'visibility', null, get_lang('CourseVisibilityClosed'), COURSE_VISIBILITY_CLOSED);
  124. $form->addGroup($group,'', get_lang('CourseAccess'), '<br />');
  125. $group = array();
  126. $group[]= $form->createElement('radio', 'subscribe', get_lang('Subscription'), get_lang('Allowed'), 1);
  127. $group[]= $form->createElement('radio', 'subscribe', null, get_lang('Denied'), 0);
  128. $form->addGroup($group,'', get_lang('Subscription'), '<br />');
  129. $group = array();
  130. $group[]= $form->createElement('radio', 'unsubscribe', get_lang('Unsubscription'), get_lang('AllowedToUnsubscribe'), 1);
  131. $group[]= $form->createElement('radio', 'unsubscribe', null, get_lang('NotAllowedToUnsubscribe'), 0);
  132. $form->addGroup($group,'', get_lang('Unsubscription'), '<br />');
  133. $form->addElement('text','disk_quota',array(get_lang('CourseQuota'), null, get_lang('MB')));
  134. $form->addRule('disk_quota', get_lang('ThisFieldIsRequired'),'required');
  135. $form->addRule('disk_quota',get_lang('ThisFieldShouldBeNumeric'),'numeric');
  136. $list_course_extra_field = CourseManager::get_course_extra_field_list($course_code);
  137. //@todo this is wrong
  138. foreach ($list_course_extra_field as $extra_field) {
  139. switch ($extra_field['field_type']) {
  140. case CourseManager::COURSE_FIELD_TYPE_CHECKBOX:
  141. $checked = (array_key_exists('extra_field_value', $extra_field) && $extra_field['extra_field_value'] == 1)? array('checked'=>'checked'): '';
  142. $form->addElement('hidden', '_extra_'.$extra_field['field_variable'], 0);
  143. $field_display_text=$extra_field['field_display_text'];
  144. //$form->addElement('checkbox', 'extra_'.$extra_field['field_variable'], array(get_lang('SpecialCourse'), get_lang('AllUsersAreAutomaticallyRegistered')) , get_lang($extra_field['field_default_value']), $checked);
  145. $form->addElement('checkbox', 'extra_'.$extra_field['field_variable'], array(null, get_lang('AllUsersAreAutomaticallyRegistered')) , get_lang('SpecialCourse'), $checked);
  146. break;
  147. }
  148. }
  149. $form->addElement('style_submit_button', 'button', get_lang('ModifyCourseInfo'),'onclick="valide()"; class="save"');
  150. // Set some default values
  151. //$course['disk_quota'] = round($course['disk_quota']/1024/1024, 1);
  152. $course['disk_quota'] = round(DocumentManager::get_course_quota($course_code) /1024/1024, 1);
  153. $course['title'] = api_html_entity_decode($course['title'], ENT_QUOTES, $charset);
  154. $form->setDefaults($course);
  155. // Validate form
  156. if ($form->validate()) {
  157. $course = $form->getSubmitValues();
  158. $dbName = $_POST['dbName'];
  159. $course_code = $course['code'];
  160. $visual_code = $course['visual_code'];
  161. $visual_code = generate_course_code($visual_code);
  162. // Check if the visual code is already used by *another* course
  163. $visual_code_is_used = false;
  164. $warn = get_lang('TheFollowingCoursesAlreadyUseThisVisualCode').':';
  165. if (!empty($visual_code)) {
  166. $list = CourseManager::get_courses_info_from_visual_code($visual_code);
  167. foreach ($list as $course_temp) {
  168. if ($course_temp['code'] != $course_code) {
  169. $visual_code_is_used = true;
  170. $warn .= ' '.$course_temp['title'].' ('.$course_temp['code'].'),';
  171. }
  172. }
  173. $warn = substr($warn,0,-1);
  174. }
  175. // an extra field
  176. $extras = array();
  177. foreach ($course as $key => $value) {
  178. if (substr($key,0,6)=='extra_') {
  179. $extras[substr($key,6)] = $value;
  180. }
  181. if (substr($key,0,7)=='_extra_') {
  182. if(!array_key_exists(substr($key,7), $extras)) $extras[substr($key,7)] = $value;
  183. }
  184. }
  185. $tutor_id = $course['tutor_name'];
  186. $tutor_name=$platform_teachers[$tutor_id];
  187. $teachers = $course['group']['course_teachers'];
  188. $title = $course['title'];
  189. $category_code = $course['category_code'];
  190. $department_name = $course['department_name'];
  191. $department_url = $course['department_url'];
  192. $course_language = $course['course_language'];
  193. $course['disk_quota'] = $course['disk_quota']*1024*1024;
  194. $disk_quota = $course['disk_quota'];
  195. $visibility = $course['visibility'];
  196. $subscribe = $course['subscribe'];
  197. $unsubscribe = $course['unsubscribe'];
  198. if (!stristr($department_url, 'http://')) {
  199. $department_url = 'http://'.$department_url;
  200. }
  201. $sql = "UPDATE $course_table SET course_language='".Database::escape_string($course_language)."',
  202. title='".Database::escape_string($title)."',
  203. category_code='".Database::escape_string($category_code)."',
  204. tutor_name='".Database::escape_string($tutor_name)."',
  205. visual_code='".Database::escape_string($visual_code)."',
  206. department_name='".Database::escape_string($department_name)."',
  207. department_url='".Database::escape_string($department_url)."',
  208. disk_quota='".Database::escape_string($disk_quota)."',
  209. visibility = '".Database::escape_string($visibility)."',
  210. subscribe = '".Database::escape_string($subscribe)."',
  211. unsubscribe='".Database::escape_string($unsubscribe)."'
  212. WHERE code='".Database::escape_string($course_code)."'";
  213. Database::query($sql);
  214. //update the extra fields
  215. if (count($extras) > 0) {
  216. foreach ($extras as $key => $value) {
  217. CourseManager::update_course_extra_field_value($course_code, $key, $value);
  218. }
  219. }
  220. //Delete only teacher relations that doesn't match the selected teachers
  221. $cond='';
  222. if (count($teachers)>0) {
  223. foreach($teachers as $key) $cond.=" AND user_id<>'".$key."'";
  224. }
  225. $sql='DELETE FROM '.$course_user_table.' WHERE course_code="'.Database::escape_string($course_code).'" AND status="1"'.$cond;
  226. Database::query($sql);
  227. if (count($teachers)>0) {
  228. foreach ($teachers as $key) {
  229. //We check if the teacher is already subscribed in this course
  230. $sql_select_teacher = 'SELECT 1 FROM '.$course_user_table.' WHERE user_id = "'.$key.'" AND course_code = "'.$course_code.'" ';
  231. $result = Database::query($sql_select_teacher);
  232. if (Database::num_rows($result) == 1) {
  233. $sql = 'UPDATE '.$course_user_table.' SET status = "1" WHERE course_code = "'.$course_code.'" AND user_id = "'.$key.'" ';
  234. } else {
  235. $sql = "INSERT INTO ".$course_user_table . " SET
  236. course_code = '".Database::escape_string($course_code). "',
  237. user_id = '".$key . "',
  238. status = '1',
  239. role = '',
  240. tutor_id='0',
  241. sort='0',
  242. user_course_cat='0'";
  243. }
  244. Database::query($sql);
  245. }
  246. }
  247. $sql = "INSERT IGNORE INTO ".$course_user_table . " SET
  248. course_code = '".Database::escape_string($course_code). "',
  249. user_id = '".$tutor_id . "',
  250. status = '1',
  251. role = '',
  252. tutor_id='0',
  253. sort='0',
  254. user_course_cat='0'";
  255. Database::query($sql);
  256. $course_info = api_get_course_info($course_code);
  257. $course_id = $course_info['real_id'];
  258. $forum_config_table = Database::get_course_table(TOOL_FORUM_CONFIG_TABLE);
  259. $sql = "UPDATE ".$forum_config_table." SET default_lang='".Database::escape_string($course_language)."' WHERE c_id = $course_id ";
  260. if ($visual_code_is_used) {
  261. header('Location: course_list.php?action=show_msg&warn='.urlencode($warn));
  262. } else {
  263. header('Location: course_list.php');
  264. }
  265. exit ();
  266. }
  267. Display::display_header($tool_name);
  268. echo "<script>
  269. function moveItem(origin , destination){
  270. for (var i = 0 ; i<origin.options.length ; i++) {
  271. if (origin.options[i].selected) {
  272. destination.options[destination.length] = new Option(origin.options[i].text,origin.options[i].value);
  273. origin.options[i]=null;
  274. i = i-1;
  275. }
  276. }
  277. destination.selectedIndex = -1;
  278. sortOptions(destination.options);
  279. }
  280. function sortOptions(options) {
  281. newOptions = new Array();
  282. for (i = 0 ; i<options.length ; i++) {
  283. newOptions[i] = options[i];
  284. }
  285. newOptions = newOptions.sort(mysort);
  286. options.length = 0;
  287. for (i = 0 ; i < newOptions.length ; i++) {
  288. options[i] = newOptions[i];
  289. }
  290. }
  291. function mysort(a, b) {
  292. if (a.text.toLowerCase() > b.text.toLowerCase()) {
  293. return 1;
  294. }
  295. if (a.text.toLowerCase() < b.text.toLowerCase()) {
  296. return -1;
  297. }
  298. return 0;
  299. }
  300. function valide() {
  301. var options = document.getElementById('course_teachers').options;
  302. for (i = 0 ; i<options.length ; i++) {
  303. options[i].selected = true;
  304. }
  305. document.update_course.submit();
  306. }
  307. </script>";
  308. //api_display_tool_title($tool_name);
  309. // Display the form
  310. $form->display();
  311. /* FOOTER */
  312. Display :: display_footer();