system_announcements.php 11 KB

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  1. <?php // $Id: system_announcements.php 16878 2008-11-23 00:04:52Z 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. // Access restrictions
  44. api_protect_admin_script(true);
  45. // setting breadcrumbs
  46. $interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
  47. $tool_name = get_lang('SystemAnnouncements');
  48. if(empty($_GET['lang']))
  49. {
  50. $_GET['lang']=$_SESSION['user_language_choice'];
  51. }
  52. /*
  53. -----------------------------------------------------------
  54. Header
  55. -----------------------------------------------------------
  56. */
  57. Display :: display_header($tool_name);
  58. /*
  59. ==============================================================================
  60. MAIN CODE
  61. ==============================================================================
  62. */
  63. if($_GET['action'] != 'add' && $_GET['action'] != 'edit')
  64. {
  65. echo '<div class="actions">';
  66. echo '<a href="?action=add">'.Display::return_icon('announce_add.gif', get_lang('AddAnnouncement')).get_lang('AddAnnouncement').'</a>';
  67. echo '</div>';
  68. }
  69. $form_action = "";
  70. $show_announcement_list = true;
  71. if (isset ($_GET['action']) && $_GET['action'] == 'make_visible')
  72. {
  73. switch ($_GET['person'])
  74. {
  75. case VISIBLE_TEACHER :
  76. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, true);
  77. break;
  78. case VISIBLE_STUDENT :
  79. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, true);
  80. break;
  81. case VISIBLE_GUEST :
  82. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, true);
  83. break;
  84. }
  85. }
  86. if (isset ($_GET['action']) && $_GET['action'] == 'make_invisible')
  87. {
  88. switch ($_GET['person'])
  89. {
  90. case VISIBLE_TEACHER :
  91. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, false);
  92. break;
  93. case VISIBLE_STUDENT :
  94. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, false);
  95. break;
  96. case VISIBLE_GUEST :
  97. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, false);
  98. break;
  99. }
  100. }
  101. // Form was posted?
  102. if (isset ($_POST['action']))
  103. {
  104. $action_todo = true;
  105. }
  106. // Delete an announcement
  107. if (isset ($_GET['action']) && $_GET['action'] == 'delete')
  108. {
  109. SystemAnnouncementManager :: delete_announcement($_GET['id']);
  110. Display :: display_normal_message(get_lang('AnnouncementDeleted'));
  111. }
  112. // Delete selected announcements
  113. if (isset ($_POST['action']) && $_POST['action'] == 'delete_selected')
  114. {
  115. foreach($_POST['id'] as $index => $id)
  116. {
  117. SystemAnnouncementManager :: delete_announcement($id);
  118. }
  119. Display :: display_normal_message(get_lang('AnnouncementDeleted'));
  120. $action_todo = false;
  121. }
  122. // Add an announcement
  123. if (isset ($_GET['action']) && $_GET['action'] == 'add')
  124. {
  125. $values['action'] = 'add';
  126. // Set default time window: NOW -> NEXT WEEK
  127. $values['start'] = date('Y-m-d H:i:s');
  128. $values['end'] = date('Y-m-d H:i:s',time() + (7 * 24 * 60 * 60));
  129. $action_todo = true;
  130. }
  131. // Edit an announcement
  132. if (isset ($_GET['action']) && $_GET['action'] == 'edit')
  133. {
  134. $announcement = SystemAnnouncementManager :: get_announcement($_GET['id']);
  135. $values['id'] = $announcement->id;
  136. $values['title'] = $announcement->title;
  137. $values['content'] = $announcement->content;
  138. $values['start'] = $announcement->date_start;
  139. $values['end'] = $announcement->date_end;
  140. $values['visible_teacher'] = $announcement->visible_teacher;
  141. $values['visible_student'] = $announcement->visible_student ;
  142. $values['visible_guest'] = $announcement->visible_guest ;
  143. $values['lang'] = $announcement->lang;
  144. $values['action'] = 'edit';
  145. $action_todo = true;
  146. }
  147. if ($action_todo)
  148. {
  149. $form = new FormValidator('system_announcement');
  150. $form->add_textfield('title', get_lang('Title'));
  151. $language_list = api_get_languages();
  152. $language_list_with_keys = array();
  153. $language_list_with_keys['all'] = get_lang('All');
  154. for($i=0; $i<count($language_list['name']) ; $i++) {
  155. $language_list_with_keys[$language_list['folder'][$i]] = $language_list['name'][$i];
  156. }
  157. $fck_attribute['Width'] = '600';
  158. $fck_attribute['Height'] = '400';
  159. $fck_attribute['ToolbarSet'] = 'Middle';
  160. $fck_attribute['Config']['CreateDocumentDir'] = api_get_path(REL_PATH).'main/default_course_document/';
  161. $fck_attribute['Config']['CreateDocumentWebDir'] = api_get_path(REL_PATH).'main/default_course_document/';
  162. $form->addElement('select', 'lang',get_lang('Language'),$language_list_with_keys);
  163. if (api_get_setting('wcag_anysurfer_public_pages')=='true') {
  164. $form->addElement('textarea', 'content', get_lang('Content'));
  165. } else {
  166. $form->add_html_editor('content', get_lang('Content'));
  167. }
  168. $form->add_timewindow('start','end',get_lang('StartTimeWindow'),get_lang('EndTimeWindow'));
  169. $form->addElement('checkbox', 'visible_teacher', get_lang('Visible'), get_lang('Teacher'));
  170. $form->addElement('checkbox', 'visible_student', null, get_lang('Student'));
  171. $form->addElement('checkbox', 'visible_guest', null, get_lang('Guest'));
  172. $form->addElement('hidden', 'action');
  173. $form->addElement('hidden', 'id');
  174. $form->addElement('checkbox', 'send_mail', get_lang('SendMail'));
  175. $form->addElement('submit', 'submit', get_lang('Ok'));
  176. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  177. {
  178. $values['content'] = WCAG_Rendering::HTML_to_text($values['content']);
  179. }
  180. $form->setDefaults($values);
  181. if($form->validate())
  182. {
  183. $values = $form->exportValues();
  184. if( !isset($values['visible_teacher']))
  185. {
  186. $values['visible_teacher'] = false;
  187. }
  188. if( !isset($values['visible_student']))
  189. {
  190. $values['visible_student'] = false;
  191. }
  192. if( !isset($values['visible_guest']))
  193. {
  194. $values['visible_guest'] = false;
  195. }
  196. if($values['lang'] == 'all')
  197. {
  198. $values['lang'] = null;
  199. }
  200. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  201. {
  202. $values['content'] = WCAG_Rendering::text_to_HTML($values['content']);
  203. }
  204. switch($values['action'])
  205. {
  206. case 'add':
  207. if(SystemAnnouncementManager::add_announcement($values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang'],$values['send_mail']))
  208. {
  209. Display :: display_normal_message(get_lang('AnnouncementAdded'));
  210. }
  211. else
  212. {
  213. $show_announcement_list = false;
  214. $form->display();
  215. }
  216. break;
  217. case 'edit':
  218. if (SystemAnnouncementManager::update_announcement($values['id'],$values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang'],$values['send_mail']))
  219. {
  220. Display :: display_normal_message(get_lang('AnnouncementUpdated'));
  221. }
  222. else
  223. {
  224. $show_announcement_list = false;
  225. $form->display();
  226. }
  227. break;
  228. default:
  229. break;
  230. }
  231. $show_announcement_list = true;
  232. }
  233. else
  234. {
  235. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  236. {
  237. echo('<div class="WCAG-form">');
  238. }
  239. $form->display();
  240. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  241. {
  242. echo('</div>');
  243. }
  244. $show_announcement_list = false;
  245. }
  246. }
  247. if ($show_announcement_list)
  248. {
  249. $announcements = SystemAnnouncementManager :: get_all_announcements();
  250. $announcement_data = array ();
  251. foreach ($announcements as $index => $announcement)
  252. {
  253. $row = array ();
  254. $row[] = $announcement->id;
  255. $row[] = "<img src=\"../img/". ($announcement->visible ? 'visible.gif' : 'invisible.gif')."\"/>";
  256. $row[] = $announcement->date_start;
  257. $row[] = $announcement->date_end;
  258. $row[] = "<a href=\"?id=".$announcement->id."&amp;person=".VISIBLE_TEACHER."&amp;action=". ($announcement->visible_teacher ? 'make_invisible' : 'make_visible')."\"><img src=\"../img/". ($announcement->visible_teacher ? 'visible.gif' : 'invisible.gif')."\" border=\"0\"></a>";
  259. $row[] = "<a href=\"?id=".$announcement->id."&amp;person=".VISIBLE_STUDENT."&amp;action=". ($announcement->visible_student ? 'make_invisible' : 'make_visible')."\"><img src=\"../img/". ($announcement->visible_student ? 'visible.gif' : 'invisible.gif')."\" border=\"0\"></a>";
  260. $row[] = "<a href=\"?id=".$announcement->id."&amp;person=".VISIBLE_GUEST."&amp;action=". ($announcement->visible_guest ? 'make_invisible' : 'make_visible')."\"><img src=\"../img/". ($announcement->visible_guest ? 'visible.gif' : 'invisible.gif')."\" border=\"0\"></a>";
  261. $row[] = $announcement->title;
  262. $row[] = $announcement->lang;
  263. $row[] = "<a href=\"?action=edit&id=".$announcement->id."\"><img src=\"../img/edit.gif\" border=\"0\"/></a> <a href=\"?action=delete&id=".$announcement->id."\" onclick=\"javascript:if(!confirm('".addslashes(htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset))."')) return false;\"><img src=\"../img/delete.gif\" border=\"0\"/></a>";
  264. $announcement_data[] = $row;
  265. }
  266. $table = new SortableTableFromArray($announcement_data);
  267. $table->set_header(0,'',false);
  268. $table->set_header(1,'', false);
  269. $table->set_header(2,get_lang('StartTimeWindow'));
  270. $table->set_header(3,get_lang('EndTimeWindow'));
  271. $table->set_header(4,get_lang('Teacher'));
  272. $table->set_header(5,get_lang('Student'));
  273. $table->set_header(6,get_lang('Guest'));
  274. $table->set_header(7,get_lang('Title'));
  275. $table->set_header(8,get_lang('Language'));
  276. $table->set_header(9,get_lang('Modify'), false);
  277. $form_actions = array();
  278. $form_actions['delete_selected'] = get_lang('Delete');
  279. $table->set_form_actions($form_actions);
  280. $table->display();
  281. }
  282. /*
  283. ==============================================================================
  284. FOOTER
  285. ==============================================================================
  286. */
  287. Display :: display_footer();
  288. ?>