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