system_announcements.php 11 KB

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  1. <?php // $Id: system_announcements.php 19316 2009-03-25 19:23:49Z herodoto $
  2. /*
  3. ==============================================================================
  4. Dokeos - elearning and course management software
  5. Copyright (c) 2004-2008 Dokeos SPRL
  6. Copyright (c) 2003 Ghent University (UGent)
  7. Copyright (c) 2001 Universite catholique de Louvain (UCL)
  8. Copyright (c) 2005 Bart Mollet, Hogeschool Gent
  9. For a full list of contributors, see "credits.txt".
  10. The full license can be read in "license.txt".
  11. This program is free software; you can redistribute it and/or
  12. modify it under the terms of the GNU General Public License
  13. as published by the Free Software Foundation; either version 2
  14. of the License, or (at your option) any later version.
  15. See the GNU General Public License for more details.
  16. Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
  17. Mail: info@dokeos.com
  18. ==============================================================================
  19. */
  20. /**
  21. ==============================================================================
  22. * This page allows the administrator to manage the system announcements.
  23. * @package dokeos.admin
  24. ==============================================================================
  25. */
  26. /*
  27. ==============================================================================
  28. INIT SECTION
  29. ==============================================================================
  30. */
  31. // name of the language file that needs to be included
  32. $language_file = array ('admin', 'agenda');
  33. // resetting the course id
  34. $cidReset = true;
  35. // including some necessary dokeos files
  36. include ('../inc/global.inc.php');
  37. require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
  38. include (api_get_path(LIBRARY_PATH).'system_announcements.lib.php');
  39. include_once(api_get_path(LIBRARY_PATH).'WCAG/WCAG_rendering.php');
  40. require_once (api_get_path(LIBRARY_PATH).'mail.lib.inc.php');
  41. // setting the section (for the tabs)
  42. $this_section=SECTION_PLATFORM_ADMIN;
  43. $_SESSION['this_section']=$this_section;
  44. // Access restrictions
  45. api_protect_admin_script(true);
  46. // setting breadcrumbs
  47. $interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
  48. $tool_name = get_lang('SystemAnnouncements');
  49. if(empty($_GET['lang']))
  50. {
  51. $_GET['lang']=$_SESSION['user_language_choice'];
  52. }
  53. /*
  54. -----------------------------------------------------------
  55. Header
  56. -----------------------------------------------------------
  57. */
  58. Display :: display_header($tool_name);
  59. /*
  60. ==============================================================================
  61. MAIN CODE
  62. ==============================================================================
  63. */
  64. if($_GET['action'] != 'add' && $_GET['action'] != 'edit')
  65. {
  66. echo '<div class="actions">';
  67. echo '<a href="?action=add">'.Display::return_icon('announce_add.gif', get_lang('AddAnnouncement')).get_lang('AddAnnouncement').'</a>';
  68. echo '</div>';
  69. }
  70. $form_action = "";
  71. $show_announcement_list = true;
  72. if (isset ($_GET['action']) && $_GET['action'] == 'make_visible')
  73. {
  74. switch ($_GET['person'])
  75. {
  76. case VISIBLE_TEACHER :
  77. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, true);
  78. break;
  79. case VISIBLE_STUDENT :
  80. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, true);
  81. break;
  82. case VISIBLE_GUEST :
  83. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, true);
  84. break;
  85. }
  86. }
  87. if (isset ($_GET['action']) && $_GET['action'] == 'make_invisible')
  88. {
  89. switch ($_GET['person'])
  90. {
  91. case VISIBLE_TEACHER :
  92. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, false);
  93. break;
  94. case VISIBLE_STUDENT :
  95. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, false);
  96. break;
  97. case VISIBLE_GUEST :
  98. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, false);
  99. break;
  100. }
  101. }
  102. // Form was posted?
  103. if (isset ($_POST['action']))
  104. {
  105. $action_todo = true;
  106. }
  107. // Delete an announcement
  108. if (isset ($_GET['action']) && $_GET['action'] == 'delete')
  109. {
  110. SystemAnnouncementManager :: delete_announcement($_GET['id']);
  111. Display :: display_normal_message(get_lang('AnnouncementDeleted'));
  112. }
  113. // Delete selected announcements
  114. if (isset ($_POST['action']) && $_POST['action'] == 'delete_selected')
  115. {
  116. foreach($_POST['id'] as $index => $id)
  117. {
  118. SystemAnnouncementManager :: delete_announcement($id);
  119. }
  120. Display :: display_normal_message(get_lang('AnnouncementDeleted'));
  121. $action_todo = false;
  122. }
  123. // Add an announcement
  124. if (isset ($_GET['action']) && $_GET['action'] == 'add')
  125. {
  126. $values['action'] = 'add';
  127. // Set default time window: NOW -> NEXT WEEK
  128. $values['start'] = date('Y-m-d H:i:s');
  129. $values['end'] = date('Y-m-d H:i:s',time() + (7 * 24 * 60 * 60));
  130. $action_todo = true;
  131. }
  132. // Edit an announcement
  133. if (isset ($_GET['action']) && $_GET['action'] == 'edit')
  134. {
  135. $announcement = SystemAnnouncementManager :: get_announcement($_GET['id']);
  136. $values['id'] = $announcement->id;
  137. $values['title'] = $announcement->title;
  138. $values['content'] = $announcement->content;
  139. $values['start'] = $announcement->date_start;
  140. $values['end'] = $announcement->date_end;
  141. $values['visible_teacher'] = $announcement->visible_teacher;
  142. $values['visible_student'] = $announcement->visible_student ;
  143. $values['visible_guest'] = $announcement->visible_guest ;
  144. $values['lang'] = $announcement->lang;
  145. $values['action'] = 'edit';
  146. $action_todo = true;
  147. }
  148. if ($action_todo)
  149. {
  150. $form = new FormValidator('system_announcement');
  151. $form->add_textfield('title', get_lang('Title'));
  152. $language_list = api_get_languages();
  153. $language_list_with_keys = array();
  154. $language_list_with_keys['all'] = get_lang('All');
  155. for($i=0; $i<count($language_list['name']) ; $i++) {
  156. $language_list_with_keys[$language_list['folder'][$i]] = $language_list['name'][$i];
  157. }
  158. $fck_attribute['Width'] = '100%';
  159. $fck_attribute['Height'] = '400';
  160. $fck_attribute['ToolbarSet'] = 'SystemAnnouncements';
  161. $form->addElement('select', 'lang',get_lang('Language'),$language_list_with_keys);
  162. if (api_get_setting('wcag_anysurfer_public_pages')=='true') {
  163. $form->addElement('textarea', 'content', get_lang('Content'));
  164. } else {
  165. $form->add_html_editor('content', get_lang('Content'));
  166. }
  167. $form->add_timewindow('start','end',get_lang('StartTimeWindow'),get_lang('EndTimeWindow'));
  168. $form->addElement('checkbox', 'visible_teacher', get_lang('Visible'), get_lang('Teacher'));
  169. $form->addElement('checkbox', 'visible_student', null, get_lang('Student'));
  170. $form->addElement('checkbox', 'visible_guest', null, get_lang('Guest'));
  171. $form->addElement('hidden', 'action');
  172. $form->addElement('hidden', 'id');
  173. $form->addElement('checkbox', 'send_mail', get_lang('SendMail'));
  174. $form->addElement('submit', 'submit', get_lang('Ok'));
  175. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  176. {
  177. $values['content'] = WCAG_Rendering::HTML_to_text($values['content']);
  178. }
  179. $form->setDefaults($values);
  180. if($form->validate())
  181. {
  182. $values = $form->exportValues();
  183. if( !isset($values['visible_teacher']))
  184. {
  185. $values['visible_teacher'] = false;
  186. }
  187. if( !isset($values['visible_student']))
  188. {
  189. $values['visible_student'] = false;
  190. }
  191. if( !isset($values['visible_guest']))
  192. {
  193. $values['visible_guest'] = false;
  194. }
  195. if($values['lang'] == 'all')
  196. {
  197. $values['lang'] = null;
  198. }
  199. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  200. {
  201. $values['content'] = WCAG_Rendering::text_to_HTML($values['content']);
  202. }
  203. switch($values['action'])
  204. {
  205. case 'add':
  206. if(SystemAnnouncementManager::add_announcement($values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang'],$values['send_mail']))
  207. {
  208. Display :: display_normal_message(get_lang('AnnouncementAdded'));
  209. }
  210. else
  211. {
  212. $show_announcement_list = false;
  213. $form->display();
  214. }
  215. break;
  216. case 'edit':
  217. if (SystemAnnouncementManager::update_announcement($values['id'],$values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang'],$values['send_mail']))
  218. {
  219. Display :: display_normal_message(get_lang('AnnouncementUpdated'));
  220. }
  221. else
  222. {
  223. $show_announcement_list = false;
  224. $form->display();
  225. }
  226. break;
  227. default:
  228. break;
  229. }
  230. $show_announcement_list = true;
  231. }
  232. else
  233. {
  234. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  235. {
  236. echo('<div class="WCAG-form">');
  237. }
  238. $form->display();
  239. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  240. {
  241. echo('</div>');
  242. }
  243. $show_announcement_list = false;
  244. }
  245. }
  246. if ($show_announcement_list)
  247. {
  248. $announcements = SystemAnnouncementManager :: get_all_announcements();
  249. $announcement_data = array ();
  250. foreach ($announcements as $index => $announcement)
  251. {
  252. $row = array ();
  253. $row[] = $announcement->id;
  254. $row[] = Display::return_icon(($announcement->visible ? 'visible.gif' : 'invisible.gif'));
  255. $row[] = $announcement->date_start;
  256. $row[] = $announcement->date_end;
  257. $row[] = "<a href=\"?id=".$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'))."</a>";
  258. $row[] = "<a href=\"?id=".$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'))."</a>";
  259. $row[] = "<a href=\"?id=".$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'))."</a>";
  260. $row[] = $announcement->title;
  261. $row[] = $announcement->lang;
  262. $row[] = "<a href=\"?action=edit&id=".$announcement->id."\">".Display::return_icon('edit.gif', get_lang('Edit'))."</a> <a href=\"?action=delete&id=".$announcement->id."\" onclick=\"javascript:if(!confirm('".addslashes(htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset))."')) return false;\">".Display::return_icon('delete.gif', get_lang('Delete'))."</a>";
  263. $announcement_data[] = $row;
  264. }
  265. $table = new SortableTableFromArray($announcement_data);
  266. $table->set_header(0,'',false);
  267. $table->set_header(1,'', false);
  268. $table->set_header(2,get_lang('StartTimeWindow'));
  269. $table->set_header(3,get_lang('EndTimeWindow'));
  270. $table->set_header(4,get_lang('Teacher'));
  271. $table->set_header(5,get_lang('Student'));
  272. $table->set_header(6,get_lang('Guest'));
  273. $table->set_header(7,get_lang('Title'));
  274. $table->set_header(8,get_lang('Language'));
  275. $table->set_header(9,get_lang('Modify'), false);
  276. $form_actions = array();
  277. $form_actions['delete_selected'] = get_lang('Delete');
  278. $table->set_form_actions($form_actions);
  279. $table->display();
  280. }
  281. /*
  282. ==============================================================================
  283. FOOTER
  284. ==============================================================================
  285. */
  286. Display :: display_footer();
  287. ?>