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', 'announcements');
  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).'WCAG/WCAG_rendering.php';
  16. // Setting the section (for the tabs).
  17. $this_section = SECTION_PLATFORM_ADMIN;
  18. $_SESSION['this_section']=$this_section;
  19. // Access restrictions
  20. api_protect_admin_script(true);
  21. // Setting breadcrumbs.
  22. $interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
  23. $tool_name = null;
  24. if (empty($_GET['lang'])) {
  25. $_GET['lang'] = $_SESSION['user_language_choice'];
  26. }
  27. if (isset($_GET['action'])) {
  28. $interbreadcrumb[] = array ("url" => "system_announcements.php", "name" => get_lang('SystemAnnouncements'));
  29. if ($_GET['action'] == 'add') {
  30. $interbreadcrumb[] = array ("url" => '#', "name" => get_lang('AddAnnouncement'));
  31. }
  32. if ($_GET['action'] == 'edit') {
  33. $interbreadcrumb[] = array ("url" => '#', "name" => get_lang('Edit'));
  34. }
  35. } else {
  36. $tool_name = get_lang('SystemAnnouncements');
  37. }
  38. // Displaying the header.
  39. Display :: display_header($tool_name);
  40. if ($_GET['action'] != 'add' && $_GET['action'] != 'edit') {
  41. echo '<div class="actions">';
  42. echo '<a href="?action=add">'.Display::return_icon('add.png', get_lang('AddAnnouncement'), array(), 32).'</a>';
  43. echo '</div>';
  44. }
  45. /* MAIN CODE */
  46. $show_announcement_list = true;
  47. $action = isset($_REQUEST['action']) ? $_REQUEST['action'] : null;
  48. // Form was posted?
  49. if (isset ($_POST['action'])) {
  50. $action_todo = true;
  51. }
  52. //Actions
  53. switch($action) {
  54. case 'make_visible':
  55. case 'make_invisible':
  56. $status = false;
  57. if ($action == 'make_visible') {
  58. $status = true;
  59. }
  60. SystemAnnouncementManager :: set_visibility($_GET['id'], $_GET['person'], $status);
  61. break;
  62. case 'delete':
  63. // Delete an announcement.
  64. SystemAnnouncementManager :: delete_announcement($_GET['id']);
  65. Display :: display_confirmation_message(get_lang('AnnouncementDeleted'));
  66. break;
  67. case 'delete_selected':
  68. foreach($_POST['id'] as $index => $id) {
  69. SystemAnnouncementManager :: delete_announcement($id);
  70. }
  71. Display :: display_confirmation_message(get_lang('AnnouncementDeleted'));
  72. $action_todo = false;
  73. break;
  74. case 'add':
  75. // Add an announcement.
  76. $values['action'] = 'add';
  77. // Set default time window: NOW -> NEXT WEEK
  78. $values['start'] = date('Y-m-d H:i:s',api_strtotime(api_get_local_time()));
  79. $values['end'] = date('Y-m-d H:i:s',api_strtotime(api_get_local_time()) + (7 * 24 * 60 * 60));
  80. $action_todo = true;
  81. break;
  82. case 'edit':
  83. // Edit an announcement.
  84. $announcement = SystemAnnouncementManager :: get_announcement($_GET['id']);
  85. $values['id'] = $announcement->id;
  86. $values['title'] = $announcement->title;
  87. $values['content'] = $announcement->content;
  88. $values['start'] = api_get_local_time($announcement->date_start);
  89. $values['end'] = api_get_local_time($announcement->date_end);
  90. $values['visible_teacher'] = $announcement->visible_teacher;
  91. $values['visible_student'] = $announcement->visible_student ;
  92. $values['visible_guest'] = $announcement->visible_guest ;
  93. $values['lang'] = $announcement->lang;
  94. $values['action'] = 'edit';
  95. $groups = SystemAnnouncementManager :: get_announcement_groups($announcement->id);
  96. $values['group'] = isset($groups[0]['group_id']) ? $groups[0]['group_id'] : 0;
  97. $action_todo = true;
  98. break;
  99. }
  100. if ($action_todo) {
  101. if (isset($_REQUEST['action']) && $_REQUEST['action'] == 'add') {
  102. $form_title = get_lang('AddNews');
  103. } elseif (isset($_REQUEST['action']) && $_REQUEST['action'] == 'edit') {
  104. $form_title = get_lang('EditNews');
  105. }
  106. $form = new FormValidator('system_announcement');
  107. $form->addElement('header', '', $form_title);
  108. $form->add_textfield('title', get_lang('Title'), true, array('class'=>'span4'));
  109. $language_list = api_get_languages();
  110. $language_list_with_keys = array();
  111. $language_list_with_keys['all'] = get_lang('All');
  112. for($i=0; $i<count($language_list['name']) ; $i++) {
  113. $language_list_with_keys[$language_list['folder'][$i]] = $language_list['name'][$i];
  114. }
  115. $form->addElement('select', 'lang',get_lang('Language'), $language_list_with_keys);
  116. if (api_get_setting('wcag_anysurfer_public_pages')=='true') {
  117. $form->addElement('textarea', 'content', get_lang('Content'));
  118. } else {
  119. $form->add_html_editor('content', get_lang('Content'), true, false, array('ToolbarSet' => 'PortalNews', 'Width' => '100%', 'Height' => '300'));
  120. }
  121. $form->add_timewindow('start','end',get_lang('StartTimeWindow'),get_lang('EndTimeWindow'));
  122. $group = array();
  123. $group[]= $form->createElement('checkbox', 'visible_teacher', null, get_lang('Teacher'));
  124. $group[]= $form->createElement('checkbox', 'visible_student', null, get_lang('Student'));
  125. $group[]= $form->createElement('checkbox', 'visible_guest', null, get_lang('Guest'));
  126. $form->addGroup($group, null, get_lang('Visible'), '');
  127. $form->addElement('hidden', 'id');
  128. $group_list = GroupPortalManager::get_groups_list();
  129. $group_list[0] = get_lang('All');
  130. $form->addElement('select', 'group',get_lang('AnnouncementForGroup'),$group_list);
  131. $values['group'] = isset($values['group']) ? $values['group'] : '0';
  132. $form->addElement('checkbox', 'send_mail', null, get_lang('SendMail'));
  133. if (isset($_REQUEST['action']) && $_REQUEST['action']=='add') {
  134. $form->addElement('checkbox', 'add_to_calendar', null, get_lang('AddToCalendar'));
  135. $text=get_lang('AddNews');
  136. $class='add';
  137. $form->addElement('hidden', 'action','add');
  138. } elseif (isset($_REQUEST['action']) && $_REQUEST['action']=='edit') {
  139. $text=get_lang('EditNews');
  140. $class='save';
  141. $form->addElement('hidden', 'action','edit');
  142. }
  143. $form->addElement('style_submit_button', 'submit', $text,'class="'.$class.'"');
  144. if (api_get_setting('wcag_anysurfer_public_pages') == 'true') {
  145. $values['content'] = WCAG_Rendering::HTML_to_text($values['content']);
  146. }
  147. $form->setDefaults($values);
  148. if ($form->validate()) {
  149. $values = $form->exportValues();
  150. if ( !isset($values['visible_teacher'])) {
  151. $values['visible_teacher'] = false;
  152. }
  153. if ( !isset($values['visible_student'])) {
  154. $values['visible_student'] = false;
  155. }
  156. if ( !isset($values['visible_guest'])) {
  157. $values['visible_guest'] = false;
  158. }
  159. if ($values['lang'] == 'all') {
  160. $values['lang'] = null;
  161. }
  162. if (api_get_setting('wcag_anysurfer_public_pages') == 'true') {
  163. $values['content'] = WCAG_Rendering::text_to_HTML($values['content']);
  164. }
  165. switch ($values['action']) {
  166. case 'add':
  167. $announcement_id = SystemAnnouncementManager::add_announcement($values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang'],$values['send_mail'], $values['add_to_calendar']);
  168. if ($announcement_id !== false ) {
  169. SystemAnnouncementManager::announcement_for_groups($announcement_id, array($values['group']));
  170. Display :: display_confirmation_message(get_lang('AnnouncementAdded'));
  171. } else {
  172. $show_announcement_list = false;
  173. $form->display();
  174. }
  175. break;
  176. case 'edit':
  177. if (SystemAnnouncementManager::update_announcement($values['id'], $values['title'], $values['content'], $values['start'], $values['end'], $values['visible_teacher'], $values['visible_student'], $values['visible_guest'], $values['lang'], $values['send_mail'])) {
  178. SystemAnnouncementManager::announcement_for_groups($values['id'], array($values['group']));
  179. Display :: display_confirmation_message(get_lang('AnnouncementUpdated'));
  180. } else {
  181. $show_announcement_list = false;
  182. $form->display();
  183. }
  184. break;
  185. default:
  186. break;
  187. }
  188. $show_announcement_list = true;
  189. } else {
  190. if (api_get_setting('wcag_anysurfer_public_pages') == 'true') {
  191. echo '<div class="WCAG-form">';
  192. }
  193. $form->display();
  194. if (api_get_setting('wcag_anysurfer_public_pages') == 'true') {
  195. echo '</div>';
  196. }
  197. $show_announcement_list = false;
  198. }
  199. }
  200. if ($show_announcement_list) {
  201. $announcements = SystemAnnouncementManager :: get_all_announcements();
  202. $announcement_data = array ();
  203. foreach ($announcements as $index => $announcement) {
  204. $row = array();
  205. $row[] = $announcement->id;
  206. $row[] = Display::return_icon(($announcement->visible ? 'accept.png' : 'exclamation.png'), ($announcement->visible ? get_lang('AnnouncementAvailable') : get_lang('AnnouncementNotAvailable')));
  207. $row[] = $announcement->title;
  208. $row[] = api_convert_and_format_date($announcement->date_start);
  209. $row[] = api_convert_and_format_date($announcement->date_end);
  210. $row[] = "<a href=\"?id=".$announcement->id."&amp;person=".SystemAnnouncementManager::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>";
  211. $row[] = "<a href=\"?id=".$announcement->id."&amp;person=".SystemAnnouncementManager::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>";
  212. $row[] = "<a href=\"?id=".$announcement->id."&amp;person=".SystemAnnouncementManager::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>";
  213. $row[] = $announcement->lang;
  214. $row[] = "<a href=\"?action=edit&id=".$announcement->id."\">".Display::return_icon('edit.png', get_lang('Edit'), array(), ICON_SIZE_SMALL)."</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(), ICON_SIZE_SMALL)."</a>";
  215. $announcement_data[] = $row;
  216. }
  217. $table = new SortableTableFromArray($announcement_data);
  218. $table->set_header(0, '', false);
  219. $table->set_header(1, get_lang('Active'));
  220. $table->set_header(2, get_lang('Title'));
  221. $table->set_header(3, get_lang('StartTimeWindow'));
  222. $table->set_header(4, get_lang('EndTimeWindow'));
  223. $table->set_header(5, get_lang('Teacher'));
  224. $table->set_header(6, get_lang('Student'));
  225. $table->set_header(7, get_lang('Guest'));
  226. $table->set_header(8, get_lang('Language'));
  227. $table->set_header(9, get_lang('Modify'), false, 'width="50px"');
  228. $form_actions = array();
  229. $form_actions['delete_selected'] = get_lang('Delete');
  230. $table->set_form_actions($form_actions);
  231. $table->display();
  232. }
  233. /* FOOTER */
  234. Display :: display_footer();