add_courses_to_session_functions.lib.php 4.4 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. require_once (api_get_path(LIBRARY_PATH).'xajax/xajax.inc.php');
  4. //require_once (api_get_path(SYS_CODE_PATH).'admin/add_courses_to_session.php');
  5. class AddCourseToSession{
  6. function search_courses($needle,$type)
  7. {
  8. global $tbl_course, $tbl_session_rel_course, $id_session;
  9. $xajax_response = new XajaxResponse();
  10. $return = '';
  11. if(!empty($needle) && !empty($type)) {
  12. // xajax send utf8 datas... datas in db can be non-utf8 datas
  13. $charset = api_get_setting('platform_charset');
  14. $needle = api_convert_encoding($needle, $charset, 'utf-8');
  15. $cond_course_code = '';
  16. if (!empty($id_session)) {
  17. $id_session = Database::escape_string($id_session);
  18. // check course_code from session_rel_course table
  19. $sql = 'SELECT course_code FROM '.$tbl_session_rel_course.' WHERE id_session ="'.(int)$id_session.'"';
  20. $res = Database::query($sql);
  21. $course_codes = '';
  22. if (Database::num_rows($res) > 0) {
  23. while ($row = Database::fetch_row($res)) {
  24. $course_codes .= '\''.$row[0].'\',';
  25. }
  26. $course_codes = substr($course_codes,0,(strlen($course_codes)-1));
  27. $cond_course_code = ' AND course.code NOT IN('.$course_codes.') ';
  28. }
  29. }
  30. if ($type=='single') {
  31. // search users where username or firstname or lastname begins likes $needle
  32. $sql = 'SELECT course.code, course.visual_code, course.title, session_rel_course.id_session
  33. FROM '.$tbl_course.' course
  34. LEFT JOIN '.$tbl_session_rel_course.' session_rel_course
  35. ON course.code = session_rel_course.course_code
  36. AND session_rel_course.id_session = '.intval($id_session).'
  37. WHERE course.visual_code LIKE "'.$needle.'%"
  38. OR course.title LIKE "'.$needle.'%"';
  39. } else {
  40. $sql = 'SELECT course.code, course.visual_code, course.title
  41. FROM '.$tbl_course.' course
  42. WHERE course.visual_code LIKE "'.$needle.'%" '.$cond_course_code.' ORDER BY course.code ';
  43. }
  44. global $_configuration;
  45. if ($_configuration['multiple_access_urls']==true) {
  46. $tbl_course_rel_access_url= Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
  47. $access_url_id = api_get_current_access_url_id();
  48. if ($access_url_id != -1){
  49. if ($type=='single') {
  50. $sql = 'SELECT course.code, course.visual_code, course.title, session_rel_course.id_session
  51. FROM '.$tbl_course.' course
  52. LEFT JOIN '.$tbl_session_rel_course.' session_rel_course
  53. ON course.code = session_rel_course.course_code
  54. AND session_rel_course.id_session = '.intval($id_session).'
  55. INNER JOIN '.$tbl_course_rel_access_url.' url_course ON (url_course.course_code=course.code)
  56. WHERE access_url_id = '.$access_url_id.' AND (course.visual_code LIKE "'.$needle.'%"
  57. OR course.title LIKE "'.$needle.'%" )';
  58. } else {
  59. $sql = 'SELECT course.code, course.visual_code, course.title
  60. FROM '.$tbl_course.' course, '.$tbl_course_rel_access_url.' url_course
  61. WHERE url_course.course_code=course.code AND access_url_id = '.$access_url_id.'
  62. AND course.visual_code LIKE "'.$needle.'%" '.$cond_course_code.' ORDER BY course.code ';
  63. }
  64. }
  65. }
  66. $rs = Database::query($sql);
  67. $course_list = array();
  68. if ($type=='single') {
  69. while($course = Database :: fetch_array($rs)) {
  70. $course_list[] = $course['code'];
  71. $course_title=str_replace("'","\'",$course_title);
  72. $return .= '<a href="javascript: void(0);" onclick="javascript: add_course_to_session(\''.$course['code'].'\',\''.$course_title.' ('.$course['visual_code'].')'.'\')">'.$course['title'].' ('.$course['visual_code'].')</a><br />';
  73. }
  74. $xajax_response -> addAssign('ajax_list_courses_single','innerHTML',api_utf8_encode($return));
  75. } else {
  76. $return .= '<select id="origin" name="NoSessionCoursesList[]" multiple="multiple" size="20" style="width:340px;">';
  77. while($course = Database :: fetch_array($rs)) {
  78. $course_list[] = $course['code'];
  79. $course_title=str_replace("'","\'",$course_title);
  80. $return .= '<option value="'.$course['code'].'" title="'.htmlspecialchars($course['title'].' ('.$course['visual_code'].')',ENT_QUOTES).'">'.$course['title'].' ('.$course['visual_code'].')</option>';
  81. }
  82. $return .= '</select>';
  83. $xajax_response -> addAssign('ajax_list_courses_multiple','innerHTML',api_utf8_encode($return));
  84. }
  85. }
  86. $_SESSION['course_list'] = $course_list;
  87. return $xajax_response;
  88. }
  89. }
  90. ?>