add_course.php 6.3 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * This script allows professors and administrative staff to create course sites.
  5. * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
  6. * @author Roan Embrechts, refactoring
  7. * @package chamilo.create_course
  8. */
  9. // Name of the language file that needs to be included.
  10. $language_file = 'create_course';
  11. // Flag forcing the "current course" reset.
  12. $cidReset = true;
  13. // Including the global initialization file.
  14. require_once '../inc/global.inc.php';
  15. // Section for the tabs.
  16. $this_section = SECTION_COURSES;
  17. // Include configuration file.
  18. require_once api_get_path(CONFIGURATION_PATH).'add_course.conf.php';
  19. // Require additional libraries.
  20. require_once api_get_path(LIBRARY_PATH).'add_course.lib.inc.php';
  21. require_once api_get_path(LIBRARY_PATH).'course.lib.php';
  22. require_once api_get_path(LIBRARY_PATH).'fileManage.lib.php';
  23. require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
  24. require_once api_get_path(CONFIGURATION_PATH).'course_info.conf.php';
  25. $htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.js" type="text/javascript" language="javascript"></script>'; //jQuery
  26. $htmlHeadXtra[] = '<script type="text/javascript">
  27. function setFocus(){
  28. $("#title").focus();
  29. }
  30. $(window).load(function () {
  31. setFocus();
  32. });
  33. </script>';
  34. $interbreadcrumb[] = array('url' => api_get_path(WEB_PATH).'user_portal.php', 'name' => get_lang('MyCourses'));
  35. // Displaying the header.
  36. $tool_name = get_lang('CreateSite');
  37. if (api_get_setting('allow_users_to_create_courses') == 'false' && !api_is_platform_admin()) {
  38. api_not_allowed(true);
  39. }
  40. Display :: display_header($tool_name);
  41. // Check access rights.
  42. if (!api_is_allowed_to_create_course()) {
  43. Display :: display_error_message(get_lang('NotAllowed'));
  44. Display::display_footer();
  45. exit;
  46. }
  47. // Get all course categories.
  48. $table_course_category = Database :: get_main_table(TABLE_MAIN_CATEGORY);
  49. $table_course = Database :: get_main_table(TABLE_MAIN_COURSE);
  50. global $_configuration;
  51. $dbnamelength = strlen($_configuration['db_prefix']);
  52. // Ensure the database prefix + database name do not get over 40 characters.
  53. $maxlength = 40 - $dbnamelength;
  54. // Build the form.
  55. $categories = array();
  56. $form = new FormValidator('add_course');
  57. // Form title
  58. $form->addElement('header', '', $tool_name);
  59. // Title
  60. $form->addElement('text', 'title', get_lang('CourseName'), array('size' => '60', 'id' => 'title'));
  61. $form->applyFilter('title', 'html_filter');
  62. $form->addElement('static', null, null, get_lang('Ex'));
  63. $categories_select = $form->addElement('select', 'category_code', get_lang('Fac'), $categories);
  64. $form->applyFilter('category_code', 'html_filter');
  65. CourseManager::select_and_sort_categories($categories_select);
  66. $form->addElement('static', null, null, get_lang('TargetFac'));
  67. $form->add_textfield('wanted_code', get_lang('Code'), false, array('size' => '$maxlength', 'maxlength' => $maxlength));
  68. $form->applyFilter('wanted_code', 'html_filter');
  69. $form->addRule('wanted_code', get_lang('Max'), 'maxlength', $maxlength);
  70. $titular= &$form->add_textfield('tutor_name', get_lang('Professors'), null, array('size' => '60', 'disabled' => 'disabled'));
  71. $form->addElement('static', null, null, get_lang('ExplicationTrainers'));
  72. //$form->applyFilter('tutor_name', 'html_filter');
  73. $form->addElement('select_language', 'course_language', get_lang('Ln'));
  74. $form->applyFilter('select_language', 'html_filter');
  75. $form->addElement('style_submit_button', null, get_lang('CreateCourseArea'), 'class="add"');
  76. $form->add_progress_bar();
  77. // Set default values.
  78. if (isset($_user['language']) && $_user['language'] != '') {
  79. $values['course_language'] = $_user['language'];
  80. } else {
  81. $values['course_language'] = api_get_setting('platformLanguage');
  82. }
  83. $values['tutor_name'] = api_get_person_name($_user['firstName'], $_user['lastName'], null, null, $values['course_language']);
  84. $form->setDefaults($values);
  85. // Validate the form.
  86. if ($form->validate()) {
  87. $course_values = $form->exportValues();
  88. $wanted_code = $course_values['wanted_code'];
  89. $tutor_name = $course_values['tutor_name'];
  90. $category_code = $course_values['category_code'];
  91. $title = $course_values['title'];
  92. $course_language = $course_values['course_language'];
  93. if (trim($wanted_code) == '') {
  94. $wanted_code = generate_course_code(api_substr($title, 0, $maxlength));
  95. }
  96. $keys = define_course_keys($wanted_code, '', $_configuration['db_prefix']);
  97. $sql_check = sprintf('SELECT * FROM '.$table_course.' WHERE visual_code = "%s"', Database :: escape_string($wanted_code));
  98. $result_check = Database::query($sql_check);
  99. if (Database::num_rows($result_check) < 1) {
  100. if (sizeof($keys)) {
  101. $visual_code = $keys['currentCourseCode'];
  102. $code = $keys['currentCourseId'];
  103. $db_name = $keys['currentCourseDbName'];
  104. $directory = $keys['currentCourseRepository'];
  105. $expiration_date = time() + $firstExpirationDelay;
  106. prepare_course_repository($directory, $code);
  107. update_Db_course($db_name);
  108. $pictures_array = fill_course_repository($directory);
  109. fill_Db_course($db_name, $directory, $course_language,$pictures_array);
  110. register_course($code, $visual_code, $directory, $db_name, $tutor_name, $category_code, $title, $course_language, api_get_user_id(), $expiration_date);
  111. }
  112. $link = api_get_path(WEB_COURSE_PATH).$directory.'/';
  113. $message = get_lang('JustCreated');
  114. $message .= ' <a href="'.$link.'">'.$title."</a>";
  115. //$message .= "<br /><br /><br />";
  116. //$message .= '<a class="bottom-link" href="'.api_get_path(WEB_PATH).'user_portal.php">'.get_lang('Enter').'</a>';
  117. Display :: display_confirmation_message($message, false);
  118. echo '<div style="float:right; margin:0px; padding:0px;">' .
  119. '<a class="bottom-link" href="'.api_get_path(WEB_PATH).'user_portal.php">'.get_lang('Enter').'</a>' .
  120. '</div>';
  121. } else {
  122. Display :: display_error_message(get_lang('CourseCodeAlreadyExists'),false);
  123. // Display the form.
  124. $form->display();
  125. //echo '<p>'.get_lang('CourseCodeAlreadyExistExplained').'</p>';
  126. }
  127. } else {
  128. // Display the form.
  129. $form->display();
  130. Display::display_normal_message(get_lang('Explanation'));
  131. }
  132. // Footer
  133. Display :: display_footer();