system_announcements.php 12 KB

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  1. <?php
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * This page allows the administrator to manage the system announcements.
  5. * @package chamilo.admin.announcement
  6. */
  7. /* INIT SECTION */
  8. // Language files that need to be included.
  9. $language_file = array('admin', 'agenda');
  10. // Resetting the course id.
  11. $cidReset = true;
  12. // Including the global initialization file.
  13. require_once '../inc/global.inc.php';
  14. // Including additional libraries.
  15. require_once api_get_path(LIBRARY_PATH).'system_announcements.lib.php';
  16. require_once api_get_path(LIBRARY_PATH).'WCAG/WCAG_rendering.php';
  17. require_once api_get_path(LIBRARY_PATH).'mail.lib.inc.php';
  18. require_once api_get_path(LIBRARY_PATH).'group_portal_manager.lib.php';
  19. // Setting the section (for the tabs).
  20. $this_section=SECTION_PLATFORM_ADMIN;
  21. $_SESSION['this_section']=$this_section;
  22. // Access restrictions
  23. api_protect_admin_script(true);
  24. // Setting breadcrumbs.
  25. $interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
  26. $tool_name = get_lang('SystemAnnouncements');
  27. if (empty($_GET['lang'])) {
  28. $_GET['lang'] = $_SESSION['user_language_choice'];
  29. }
  30. // Displaying the header.
  31. Display :: display_header($tool_name);
  32. /* MAIN CODE */
  33. if ($_GET['action'] != 'add' && $_GET['action'] != 'edit') {
  34. echo '<div class="actions">';
  35. echo '<a href="?action=add">'.Display::return_icon('add.png', get_lang('langAddAnnouncement'), array(), 32).'</a>';
  36. echo '</div>';
  37. }
  38. $form_action = '';
  39. $show_announcement_list = true;
  40. if (isset ($_GET['action']) && $_GET['action'] == 'make_visible') {
  41. switch ($_GET['person']) {
  42. case VISIBLE_TEACHER :
  43. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, true);
  44. break;
  45. case VISIBLE_STUDENT :
  46. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, true);
  47. break;
  48. case VISIBLE_GUEST :
  49. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, true);
  50. break;
  51. }
  52. }
  53. if (isset ($_GET['action']) && $_GET['action'] == 'make_invisible') {
  54. switch ($_GET['person']) {
  55. case VISIBLE_TEACHER :
  56. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, false);
  57. break;
  58. case VISIBLE_STUDENT :
  59. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, false);
  60. break;
  61. case VISIBLE_GUEST :
  62. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, false);
  63. break;
  64. }
  65. }
  66. // Form was posted?
  67. if (isset ($_POST['action'])) {
  68. $action_todo = true;
  69. }
  70. // Delete an announcement.
  71. if (isset ($_GET['action']) && $_GET['action'] == 'delete') {
  72. SystemAnnouncementManager :: delete_announcement($_GET['id']);
  73. Display :: display_confirmation_message(get_lang('AnnouncementDeleted'));
  74. }
  75. // Delete selected announcements.
  76. if (isset ($_POST['action']) && $_POST['action'] == 'delete_selected') {
  77. foreach($_POST['id'] as $index => $id) {
  78. SystemAnnouncementManager :: delete_announcement($id);
  79. }
  80. Display :: display_confirmation_message(get_lang('AnnouncementDeleted'));
  81. $action_todo = false;
  82. }
  83. // Add an announcement.
  84. if (isset ($_GET['action']) && $_GET['action'] == 'add') {
  85. $values['action'] = 'add';
  86. // Set default time window: NOW -> NEXT WEEK
  87. $values['start'] = date('Y-m-d H:i:s',api_strtotime(api_get_local_time()));
  88. $values['end'] = date('Y-m-d H:i:s',api_strtotime(api_get_local_time()) + (7 * 24 * 60 * 60));
  89. $action_todo = true;
  90. }
  91. // Edit an announcement.
  92. if (isset ($_GET['action']) && $_GET['action'] == 'edit') {
  93. $announcement = SystemAnnouncementManager :: get_announcement($_GET['id']);
  94. $values['id'] = $announcement->id;
  95. $values['title'] = $announcement->title;
  96. $values['content'] = $announcement->content;
  97. $values['start'] = api_get_local_time($announcement->date_start);
  98. $values['end'] = api_get_local_time($announcement->date_end);
  99. $values['visible_teacher'] = $announcement->visible_teacher;
  100. $values['visible_student'] = $announcement->visible_student ;
  101. $values['visible_guest'] = $announcement->visible_guest ;
  102. $values['lang'] = $announcement->lang;
  103. $values['action'] = 'edit';
  104. $groups = SystemAnnouncementManager :: get_announcement_groups($announcement->id);
  105. $values['group'] = isset($groups[0]['group_id']) ? $groups[0]['group_id'] : 0;
  106. $action_todo = true;
  107. }
  108. if ($action_todo) {
  109. if (isset($_REQUEST['action']) && $_REQUEST['action'] == 'add') {
  110. $form_title = get_lang('AddNews');
  111. } elseif (isset($_REQUEST['action']) && $_REQUEST['action'] == 'edit') {
  112. $form_title = get_lang('EditNews');
  113. }
  114. $form = new FormValidator('system_announcement');
  115. $form->addElement('header', '', $form_title);
  116. $form->add_textfield('title', get_lang('Title'), true, array('size'=>'60px'));
  117. $language_list = api_get_languages();
  118. $language_list_with_keys = array();
  119. $language_list_with_keys['all'] = get_lang('All');
  120. for($i=0; $i<count($language_list['name']) ; $i++) {
  121. $language_list_with_keys[$language_list['folder'][$i]] = $language_list['name'][$i];
  122. }
  123. $form->addElement('select', 'lang',get_lang('Language'), $language_list_with_keys);
  124. if (api_get_setting('wcag_anysurfer_public_pages')=='true') {
  125. $form->addElement('textarea', 'content', get_lang('Content'));
  126. } else {
  127. $form->add_html_editor('content', get_lang('Content'), true, false, array('ToolbarSet' => 'PortalNews', 'Width' => '100%', 'Height' => '300'));
  128. }
  129. $form->add_timewindow('start','end',get_lang('StartTimeWindow'),get_lang('EndTimeWindow'));
  130. $group = array();
  131. $group[]= $form->createElement('checkbox', 'visible_teacher', null, get_lang('Teacher'));
  132. $group[]= $form->createElement('checkbox', 'visible_student', null, get_lang('Student'));
  133. $group[]= $form->createElement('checkbox', 'visible_guest', null, get_lang('Guest'));
  134. $form->addGroup($group, null, get_lang('Visible'), '<div></div>');
  135. $form->addElement('hidden', 'id');
  136. $group_list = GroupPortalManager::get_groups_list();
  137. $group_list[0] = get_lang('AllGroups');
  138. $form->addElement('select', 'group',get_lang('AnnouncementForGroup'),$group_list);
  139. $values['group'] = isset($values['group']) ? $values['group'] : '0';
  140. $form->addElement('checkbox', 'send_mail', null, get_lang('SendMail'));
  141. if (isset($_REQUEST['action']) && $_REQUEST['action']=='add') {
  142. $form->addElement('checkbox', 'add_to_calendar', null, get_lang('AddToCalendar'));
  143. $text=get_lang('AddNews');
  144. $class='add';
  145. $form->addElement('hidden', 'action','add');
  146. } elseif (isset($_REQUEST['action']) && $_REQUEST['action']=='edit') {
  147. $text=get_lang('EditNews');
  148. $class='save';
  149. $form->addElement('hidden', 'action','edit');
  150. }
  151. $form->addElement('style_submit_button', 'submit', $text,'class="'.$class.'"');
  152. if (api_get_setting('wcag_anysurfer_public_pages') == 'true') {
  153. $values['content'] = WCAG_Rendering::HTML_to_text($values['content']);
  154. }
  155. $form->setDefaults($values);
  156. if ($form->validate()) {
  157. $values = $form->exportValues();
  158. if ( !isset($values['visible_teacher'])) {
  159. $values['visible_teacher'] = false;
  160. }
  161. if ( !isset($values['visible_student'])) {
  162. $values['visible_student'] = false;
  163. }
  164. if ( !isset($values['visible_guest'])) {
  165. $values['visible_guest'] = false;
  166. }
  167. if ($values['lang'] == 'all') {
  168. $values['lang'] = null;
  169. }
  170. if (api_get_setting('wcag_anysurfer_public_pages') == 'true') {
  171. $values['content'] = WCAG_Rendering::text_to_HTML($values['content']);
  172. }
  173. switch ($values['action']) {
  174. case 'add':
  175. $announcement_id = SystemAnnouncementManager::add_announcement($values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang'],$values['send_mail'], $values['add_to_calendar']);
  176. if ($announcement_id !== false ) {
  177. SystemAnnouncementManager::announcement_for_groups($announcement_id, array($values['group']));
  178. Display :: display_confirmation_message(get_lang('AnnouncementAdded'));
  179. } else {
  180. $show_announcement_list = false;
  181. $form->display();
  182. }
  183. break;
  184. case 'edit':
  185. if (SystemAnnouncementManager::update_announcement($values['id'], $values['title'], $values['content'], $values['start'], $values['end'], $values['visible_teacher'], $values['visible_student'], $values['visible_guest'], $values['lang'], $values['send_mail'])) {
  186. SystemAnnouncementManager::announcement_for_groups($values['id'], array($values['group']));
  187. Display :: display_confirmation_message(get_lang('AnnouncementUpdated'));
  188. } else {
  189. $show_announcement_list = false;
  190. $form->display();
  191. }
  192. break;
  193. default:
  194. break;
  195. }
  196. $show_announcement_list = true;
  197. } else {
  198. if (api_get_setting('wcag_anysurfer_public_pages') == 'true') {
  199. echo '<div class="WCAG-form">';
  200. }
  201. $form->display();
  202. if (api_get_setting('wcag_anysurfer_public_pages') == 'true') {
  203. echo '</div>';
  204. }
  205. $show_announcement_list = false;
  206. }
  207. }
  208. if ($show_announcement_list) {
  209. $announcements = SystemAnnouncementManager :: get_all_announcements();
  210. $announcement_data = array ();
  211. foreach ($announcements as $index => $announcement) {
  212. $row = array();
  213. $row[] = $announcement->id;
  214. $row[] = Display::return_icon(($announcement->visible ? 'accept.png' : 'exclamation.png'), ($announcement->visible ? get_lang('AnnouncementAvailable') : get_lang('AnnouncementNotAvailable')));
  215. $row[] = $announcement->title;
  216. $row[] = api_convert_and_format_date($announcement->date_start);
  217. $row[] = api_convert_and_format_date($announcement->date_end);
  218. $row[] = "<a href=\"?id=".$announcement->id."&amp;person=".VISIBLE_TEACHER."&amp;action=". ($announcement->visible_teacher ? 'make_invisible' : 'make_visible')."\">".Display::return_icon(($announcement->visible_teacher ? 'visible.gif' : 'invisible.gif'), get_lang('ShowOrHide'))."</a>";
  219. $row[] = "<a href=\"?id=".$announcement->id."&amp;person=".VISIBLE_STUDENT."&amp;action=". ($announcement->visible_student ? 'make_invisible' : 'make_visible')."\">".Display::return_icon(($announcement->visible_student ? 'visible.gif' : 'invisible.gif'), get_lang('ShowOrHide'))."</a>";
  220. $row[] = "<a href=\"?id=".$announcement->id."&amp;person=".VISIBLE_GUEST."&amp;action=". ($announcement->visible_guest ? 'make_invisible' : 'make_visible')."\">".Display::return_icon(($announcement->visible_guest ? 'visible.gif' : 'invisible.gif'), get_lang('ShowOrHide'))."</a>";
  221. $row[] = $announcement->lang;
  222. $row[] = "<a href=\"?action=edit&id=".$announcement->id."\">".Display::return_icon('edit.png', get_lang('Edit'), array(), 22)."</a> <a href=\"?action=delete&id=".$announcement->id."\" onclick=\"javascript:if(!confirm('".addslashes(api_htmlentities(get_lang("ConfirmYourChoice"), ENT_QUOTES))."')) return false;\">".Display::return_icon('delete.png', get_lang('Delete'), array(), 22)."</a>";
  223. $announcement_data[] = $row;
  224. }
  225. $table = new SortableTableFromArray($announcement_data);
  226. $table->set_header(0, '', false);
  227. $table->set_header(1, get_lang('Active'));
  228. $table->set_header(2, get_lang('Title'));
  229. $table->set_header(3, get_lang('StartTimeWindow'));
  230. $table->set_header(4, get_lang('EndTimeWindow'));
  231. $table->set_header(5, get_lang('Teacher'));
  232. $table->set_header(6, get_lang('Student'));
  233. $table->set_header(7, get_lang('Guest'));
  234. $table->set_header(8, get_lang('Language'));
  235. $table->set_header(9, get_lang('Modify'), false, 'width="50px"');
  236. $form_actions = array();
  237. $form_actions['delete_selected'] = get_lang('Delete');
  238. $table->set_form_actions($form_actions);
  239. $table->display();
  240. }
  241. /* FOOTER */
  242. Display :: display_footer();