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