course_request_review.php 12 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * A list containig the pending course requests
  5. * @package chamilo.admin
  6. * @author José Manuel Abuin Mosquera <chema@cesga.es>, 2010
  7. * Centro de Supercomputacion de Galicia (CESGA)
  8. *
  9. * @author Ivan Tcholakov <ivantcholakov@gmail.com> (technical adaptation for Chamilo 1.8.8), 2010
  10. */
  11. /* INIT SECTION */
  12. // Language files that need to be included.
  13. $language_file = array('admin', 'create_course');
  14. $cidReset = true;
  15. require '../inc/global.inc.php';
  16. $this_section = SECTION_PLATFORM_ADMIN;
  17. api_protect_admin_script();
  18. require_once api_get_path(LIBRARY_PATH).'add_course.lib.inc.php';
  19. require_once api_get_path(CONFIGURATION_PATH).'course_info.conf.php';
  20. require_once api_get_path(LIBRARY_PATH).'course.lib.php';
  21. require_once api_get_path(LIBRARY_PATH).'course_request.lib.php';
  22. require_once api_get_path(LIBRARY_PATH).'mail.lib.inc.php';
  23. require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
  24. require_once api_get_path(LIBRARY_PATH).'sortabletable.class.php';
  25. require_once api_get_path(LIBRARY_PATH).'usermanager.lib.php';
  26. // Including a configuration file.
  27. require_once api_get_path(CONFIGURATION_PATH).'add_course.conf.php';
  28. // Including additional libraries.
  29. require_once api_get_path(LIBRARY_PATH).'fileManage.lib.php';
  30. // The delete action should be deactivated in this page.
  31. // Better reject the target request, after that you can delete it.
  32. define(DELETE_ACTION_ENABLED, false);
  33. // A check whether the course validation feature is enabled.
  34. $course_validation_feature = api_get_setting('course_validation') == 'true';
  35. // Filltering passed to this page parameters.
  36. $accept_course_request = intval($_GET['accept_course_request']);
  37. $reject_course_request = intval($_GET['reject_course_request']);
  38. $request_info = intval($_GET['request_info']);
  39. $delete_course_request = intval($_GET['delete_course_request']);
  40. $message = trim(Security::remove_XSS(stripslashes(urldecode($_GET['message']))));
  41. $is_error_message = !empty($_GET['is_error_message']);
  42. $keyword = Database::escape_string(trim($_GET['keyword']));
  43. if ($course_validation_feature) {
  44. /**
  45. * Course acceptance and creation.
  46. */
  47. if (!empty($accept_course_request)) {
  48. $course_request_code = CourseRequestManager::get_course_request_code($accept_course_request);
  49. $course_id = CourseRequestManager::accept_course_request($accept_course_request);
  50. if ($course_id) {
  51. $course_code = CourseManager::get_course_code_from_course_id($course_id);
  52. $message = sprintf(get_lang('CourseRequestAccepted'), $course_request_code, $course_code);
  53. $is_error_message = false;
  54. } else {
  55. $message = sprintf(get_lang('CourseRequestAcceptanceFailed'), $course_request_code);
  56. $is_error_message = true;
  57. }
  58. }
  59. /**
  60. * Course rejection
  61. */
  62. elseif (!empty($reject_course_request)) {
  63. $course_request_code = CourseRequestManager::get_course_request_code($reject_course_request);
  64. $result = CourseRequestManager::reject_course_request($reject_course_request);
  65. if ($result) {
  66. $message = sprintf(get_lang('CourseRequestRejected'), $course_request_code);
  67. $is_error_message = false;
  68. } else {
  69. $message = sprintf(get_lang('CourseRequestRejectionFailed'), $course_request_code);
  70. $is_error_message = true;
  71. }
  72. }
  73. /**
  74. * Sending to the teacher a request for additional information about the proposed course.
  75. */
  76. elseif (!empty($request_info)) {
  77. $course_request_code = CourseRequestManager::get_course_request_code($request_info);
  78. $result = CourseRequestManager::ask_for_additional_info($request_info);
  79. if ($result) {
  80. $message = sprintf(get_lang('CourseRequestInfoAsked'), $course_request_code);
  81. $is_error_message = false;
  82. } else {
  83. $message = sprintf(get_lang('CourseRequestInfoFailed'), $course_request_code);
  84. $is_error_message = true;
  85. }
  86. }
  87. /**
  88. * Deletion of a course request.
  89. */
  90. elseif (!empty($delete_course_request)) {
  91. $course_request_code = CourseRequestManager::get_course_request_code($delete_course_request);
  92. $result = CourseRequestManager::delete_course_request($delete_course_request);
  93. if ($result) {
  94. $message = sprintf(get_lang('CourseRequestDeleted'), $course_request_code);
  95. $is_error_message = false;
  96. } else {
  97. $message = sprintf(get_lang('CourseRequestDeletionFailed'), $course_request_code);
  98. $is_error_message = true;
  99. }
  100. }
  101. /**
  102. * Form actions: delete.
  103. */
  104. elseif (DELETE_ACTION_ENABLED && isset($_POST['action'])) {
  105. switch ($_POST['action']) {
  106. // Delete selected courses
  107. case 'delete_course_requests' :
  108. $course_requests = $_POST['course_request'];
  109. if (is_array($_POST['course_request']) && !empty($_POST['course_request'])) {
  110. $success = true;
  111. foreach ($_POST['course_request'] as $index => $course_request_id) {
  112. $success &= CourseRequestManager::delete_course_request($course_request_id);
  113. }
  114. $message = $success ? get_lang('SelectedCourseRequestsDeleted') : get_lang('SomeCourseRequestsNotDeleted');
  115. $is_error_message = !$success;
  116. }
  117. break;
  118. }
  119. }
  120. } else {
  121. $link_to_setting = api_get_path(WEB_CODE_PATH).'admin/settings.php?category=Platform#course_validation';
  122. $message = sprintf(get_lang('PleaseActivateCourseValidationFeature'), sprintf('<strong><a href="%s">%s</a></strong>', $link_to_setting, get_lang('EnableCourseValidation')));
  123. $is_error_message = true;
  124. }
  125. /**
  126. * Get the number of courses which will be displayed.
  127. */
  128. function get_number_of_requests() {
  129. return CourseRequestManager::count_course_requests(COURSE_REQUEST_PENDING);
  130. }
  131. /**
  132. * Get course data to display
  133. */
  134. function get_request_data($from, $number_of_items, $column, $direction) {
  135. global $keyword;
  136. $course_request_table = Database :: get_main_table(TABLE_MAIN_COURSE_REQUEST);
  137. $users_table = Database :: get_main_table(TABLE_MAIN_USER);
  138. $course_users_table = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
  139. if (DELETE_ACTION_ENABLED) {
  140. $sql = "SELECT id AS col0,
  141. code AS col1,
  142. title AS col2,
  143. category_code AS col3,
  144. tutor_name AS col4,
  145. request_date AS col5,
  146. id AS col6
  147. FROM $course_request_table WHERE status = ".COURSE_REQUEST_PENDING;
  148. } else {
  149. $sql = "SELECT
  150. code AS col0,
  151. title AS col1,
  152. category_code AS col2,
  153. tutor_name AS col3,
  154. request_date AS col4,
  155. id AS col5
  156. FROM $course_request_table WHERE status = ".COURSE_REQUEST_PENDING;
  157. }
  158. if ($keyword != '') {
  159. $sql .= " AND (title LIKE '%".$keyword."%' OR code LIKE '%".$keyword."%' OR visual_code LIKE '%".$keyword."%')";
  160. }
  161. $sql .= " ORDER BY col$column $direction ";
  162. $sql .= " LIMIT $from,$number_of_items";
  163. $res = Database::query($sql);
  164. $course_requests = array();
  165. while ($course_request = Database::fetch_row($res)) {
  166. if (DELETE_ACTION_ENABLED) {
  167. $course_request[5] = api_get_local_time($course_request[5]);
  168. } else {
  169. $course_request[4] = api_get_local_time($course_request[4]);
  170. }
  171. $course_requests[] = $course_request;
  172. }
  173. return $course_requests;
  174. }
  175. /**
  176. * Enlace a la ficha del profesor
  177. */
  178. function email_filter($teacher) {
  179. $sql = "SELECT user_id FROM ".Database :: get_main_table(TABLE_MAIN_COURSE_REQUEST)." WHERE tutor_name LIKE '".$teacher."'";
  180. $res = Database::query($sql);
  181. $info = Database::fetch_array($res);
  182. return '<a href="./user_information.php?user_id='.$info[0].'">'.$teacher.'</a>';
  183. }
  184. /**
  185. * Actions in the list: edit, accept, reject, request additional information.
  186. */
  187. function modify_filter($id) {
  188. $code = CourseRequestManager::get_course_request_code($id);
  189. $result = '<a href="course_request_edit.php?id='.$id.'&caller=0">'.Display::return_icon('edit.gif', get_lang('Edit'), array('style' => 'vertical-align: middle;')).'</a>'.
  190. '&nbsp;<a href="?accept_course_request='.$id.'">'.Display::return_icon('action_accept.gif', get_lang('AcceptThisCourseRequest'), array('style' => 'vertical-align: middle;', 'onclick' => 'javascript: if (!confirm(\''.addslashes(api_htmlentities(sprintf(get_lang('ANewCourseWillBeCreated'), $code), ENT_QUOTES)).'\')) return false;')).'</a>'.
  191. '&nbsp;<a href="?reject_course_request='.$id.'">'.Display::return_icon('action_reject.gif', get_lang('RejectThisCourseRequest'), array('style' => 'vertical-align: middle;', 'onclick' => 'javascript: if (!confirm(\''.addslashes(api_htmlentities(sprintf(get_lang('ACourseRequestWillBeRejected'), $code), ENT_QUOTES)).'\')) return false;')).'</a>';
  192. if (!CourseRequestManager::additional_info_asked($id)) {
  193. $result .= '&nbsp;<a href="?request_info='.$id.'">'.Display::return_icon('request_info.gif', get_lang('AskAdditionalInfo'), array('style' => 'vertical-align: middle;', 'onclick' => 'javascript: if (!confirm(\''.addslashes(api_htmlentities(sprintf(get_lang('AdditionalInfoWillBeAsked'), $code), ENT_QUOTES)).'\')) return false;')).'</a>';
  194. }
  195. if (DELETE_ACTION_ENABLED) {
  196. $result .= '&nbsp;<a href="?delete_course_request='.$id.'">'.Display::return_icon('delete.gif', get_lang('DeleteThisCourseRequest'), array('style' => 'vertical-align: middle;', 'onclick' => 'javascript: if (!confirm(\''.addslashes(api_htmlentities(sprintf(get_lang('ACourseRequestWillBeDeleted'), $code), ENT_QUOTES)).'\')) return false;')).'</a>';
  197. }
  198. return $result;
  199. }
  200. $interbreadcrumb[] = array('url' => 'index.php', 'name' => get_lang('PlatformAdmin'));
  201. $tool_name = get_lang('ReviewCourseRequests');
  202. Display :: display_header($tool_name);
  203. // Display confirmation or error message.
  204. if (!empty($message)) {
  205. if ($is_error_message) {
  206. Display::display_error_message($message, false);
  207. } else {
  208. Display::display_normal_message($message, false);
  209. }
  210. }
  211. if (!$course_validation_feature) {
  212. Display :: display_footer();
  213. exit;
  214. }
  215. // Create a simple search-box.
  216. $form = new FormValidator('search_simple', 'get', '', '', 'width=200px', false);
  217. $renderer = $form->defaultRenderer();
  218. $renderer->setElementTemplate('<span>{element}</span> ');
  219. $form->addElement('text', 'keyword', get_lang('keyword'));
  220. $form->addElement('style_submit_button', 'submit', get_lang('Search'), 'class="search"');
  221. // The action bar.
  222. echo '<div style="float: right; margin-top: 5px; margin-right: 5px;">';
  223. echo '<a href="course_list.php">'.Display::return_icon('courses.gif', get_lang('CourseList')).get_lang('CourseList').'</a>';
  224. echo ' <a href="course_request_accepted.php">'.Display::return_icon('course_request_accepted.gif', get_lang('AcceptedCourseRequests')).get_lang('AcceptedCourseRequests').'</a>';
  225. echo ' <a href="course_request_rejected.php">'.Display::return_icon('course_request_rejected.gif', get_lang('RejectedCourseRequests')).get_lang('RejectedCourseRequests').'</a>';
  226. echo '</div>';
  227. echo '<div class="actions">';
  228. $form->display();
  229. echo '</div>';
  230. // Create a sortable table with the course data.
  231. $offet = DELETE_ACTION_ENABLED ? 1 : 0;
  232. $table = new SortableTable('course_requests_review', 'get_number_of_requests', 'get_request_data', 4 + $offet, 20, 'DESC');
  233. $table->set_additional_parameters($parameters);
  234. if (DELETE_ACTION_ENABLED) {
  235. $table->set_header(0, '', false);
  236. }
  237. $table->set_header(0 + $offet, get_lang('Code'));
  238. $table->set_header(1 + $offet, get_lang('Title'));
  239. $table->set_header(2 + $offet, get_lang('Category'));
  240. $table->set_header(3 + $offet, get_lang('Teacher'));
  241. $table->set_header(4 + $offet, get_lang('CourseRequestDate'));
  242. $table->set_header(5 + $offet, '', false);
  243. $table->set_column_filter(3 + $offet, 'email_filter');
  244. $table->set_column_filter(5 + $offet, 'modify_filter');
  245. if (DELETE_ACTION_ENABLED) {
  246. $table->set_form_actions(array('delete_course_requests' => get_lang('DeleteCourseRequests')), 'course_request');
  247. }
  248. $table->display();
  249. /* FOOTER */
  250. Display :: display_footer();