system_announcements.php 11 KB

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  1. <?php
  2. // $Id: system_announcements.php 14787 2008-04-08 14:16:25Z pcool $
  3. /*
  4. ==============================================================================
  5. Dokeos - elearning and course management software
  6. Copyright (c) 2004 Dokeos S.A.
  7. Copyright (c) 2003 Ghent University (UGent)
  8. Copyright (c) 2001 Universite catholique de Louvain (UCL)
  9. Copyright (c) 2005 Bart Mollet, Hogeschool Gent
  10. For a full list of contributors, see "credits.txt".
  11. The full license can be read in "license.txt".
  12. This program is free software; you can redistribute it and/or
  13. modify it under the terms of the GNU General Public License
  14. as published by the Free Software Foundation; either version 2
  15. of the License, or (at your option) any later version.
  16. See the GNU General Public License for more details.
  17. Contact: Dokeos, 181 rue Royale, B-1000 Brussels, Belgium, 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();
  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 '<a href="?action=add">'.get_lang('AddAnnouncement').'</a>';
  66. }
  67. $form_action = "";
  68. $show_announcement_list = true;
  69. if (isset ($_GET['action']) && $_GET['action'] == 'make_visible')
  70. {
  71. switch ($_GET['person'])
  72. {
  73. case VISIBLE_TEACHER :
  74. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, true);
  75. break;
  76. case VISIBLE_STUDENT :
  77. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, true);
  78. break;
  79. case VISIBLE_GUEST :
  80. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, true);
  81. break;
  82. }
  83. }
  84. if (isset ($_GET['action']) && $_GET['action'] == 'make_invisible')
  85. {
  86. switch ($_GET['person'])
  87. {
  88. case VISIBLE_TEACHER :
  89. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, false);
  90. break;
  91. case VISIBLE_STUDENT :
  92. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, false);
  93. break;
  94. case VISIBLE_GUEST :
  95. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, false);
  96. break;
  97. }
  98. }
  99. // Form was posted?
  100. if (isset ($_POST['action']))
  101. {
  102. $action_todo = true;
  103. }
  104. // Delete an announcement
  105. if (isset ($_GET['action']) && $_GET['action'] == 'delete')
  106. {
  107. SystemAnnouncementManager :: delete_announcement($_GET['id']);
  108. Display :: display_normal_message(get_lang('AnnouncementDeleted'));
  109. }
  110. // Delete selected announcements
  111. if (isset ($_POST['action']) && $_POST['action'] == 'delete_selected')
  112. {
  113. foreach($_POST['id'] as $index => $id)
  114. {
  115. SystemAnnouncementManager :: delete_announcement($id);
  116. }
  117. Display :: display_normal_message(get_lang('AnnouncementDeleted'));
  118. $action_todo = false;
  119. }
  120. // Add an announcement
  121. if (isset ($_GET['action']) && $_GET['action'] == 'add')
  122. {
  123. $values['action'] = 'add';
  124. // Set default time window: NOW -> NEXT WEEK
  125. $values['start'] = date('Y-m-d H:i:s');
  126. $values['end'] = date('Y-m-d H:i:s',time() + (7 * 24 * 60 * 60));
  127. $action_todo = true;
  128. }
  129. // Edit an announcement
  130. if (isset ($_GET['action']) && $_GET['action'] == 'edit')
  131. {
  132. $announcement = SystemAnnouncementManager :: get_announcement($_GET['id']);
  133. $values['id'] = $announcement->id;
  134. $values['title'] = $announcement->title;
  135. $values['content'] = $announcement->content;
  136. $values['start'] = $announcement->date_start;
  137. $values['end'] = $announcement->date_end;
  138. $values['visible_teacher'] = $announcement->visible_teacher;
  139. $values['visible_student'] = $announcement->visible_student ;
  140. $values['visible_guest'] = $announcement->visible_guest ;
  141. $values['lang'] = $announcement->lang;
  142. $values['action'] = 'edit';
  143. $action_todo = true;
  144. }
  145. if ($action_todo)
  146. {
  147. $form = new FormValidator('system_announcement');
  148. $form->add_textfield('title', get_lang('Title'));
  149. $language_list = api_get_languages();
  150. $language_list_with_keys = array();
  151. $language_list_with_keys['all'] = get_lang('All');
  152. for($i=0; $i<count($language_list['name']) ; $i++) {
  153. $language_list_with_keys[$language_list['folder'][$i]] = $language_list['name'][$i];
  154. }
  155. $fck_attribute['Width'] = '600';
  156. $fck_attribute['Height'] = '400';
  157. $fck_attribute['ToolbarSet'] = 'Middle';
  158. $form->addElement('select', 'lang',get_lang('Language'),$language_list_with_keys);
  159. if (api_get_setting('wcag_anysurfer_public_pages')=='true') {
  160. $form->addElement('textarea', 'content', get_lang('Content'));
  161. } else {
  162. $form->add_html_editor('content', get_lang('Content'));
  163. }
  164. $form->add_timewindow('start','end',get_lang('StartTimeWindow'),get_lang('EndTimeWindow'));
  165. $form->addElement('checkbox', 'visible_teacher', get_lang('Visible'), get_lang('Teacher'));
  166. $form->addElement('checkbox', 'visible_student', null, get_lang('Student'));
  167. $form->addElement('checkbox', 'visible_guest', null, get_lang('Guest'));
  168. $form->addElement('hidden', 'action');
  169. $form->addElement('hidden', 'id');
  170. $form->addElement('checkbox', 'send_mail', get_lang('SendMail'));
  171. $form->addElement('submit', 'submit', get_lang('Ok'));
  172. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  173. {
  174. $values['content'] = WCAG_Rendering::HTML_to_text($values['content']);
  175. }
  176. $form->setDefaults($values);
  177. if($form->validate())
  178. {
  179. $values = $form->exportValues();
  180. if( !isset($values['visible_teacher']))
  181. {
  182. $values['visible_teacher'] = false;
  183. }
  184. if( !isset($values['visible_student']))
  185. {
  186. $values['visible_student'] = false;
  187. }
  188. if( !isset($values['visible_guest']))
  189. {
  190. $values['visible_guest'] = false;
  191. }
  192. if($values['lang'] == 'all')
  193. {
  194. $values['lang'] = null;
  195. }
  196. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  197. {
  198. $values['content'] = WCAG_Rendering::text_to_HTML($values['content']);
  199. }
  200. switch($values['action'])
  201. {
  202. case 'add':
  203. if(SystemAnnouncementManager::add_announcement($values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang'],$values['send_mail']))
  204. {
  205. Display :: display_normal_message(get_lang('AnnouncementAdded'));
  206. }
  207. else
  208. {
  209. $show_announcement_list = false;
  210. $form->display();
  211. }
  212. break;
  213. case 'edit':
  214. if (SystemAnnouncementManager::update_announcement($values['id'],$values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang'],$values['send_mail']))
  215. {
  216. Display :: display_normal_message(get_lang('AnnouncementUpdated'));
  217. }
  218. else
  219. {
  220. $show_announcement_list = false;
  221. $form->display();
  222. }
  223. break;
  224. default:
  225. break;
  226. }
  227. $show_announcement_list = true;
  228. }
  229. else
  230. {
  231. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  232. {
  233. echo('<div class="WCAG-form">');
  234. }
  235. $form->display();
  236. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  237. {
  238. echo('</div>');
  239. }
  240. $show_announcement_list = false;
  241. }
  242. }
  243. if ($show_announcement_list)
  244. {
  245. $announcements = SystemAnnouncementManager :: get_all_announcements();
  246. $announcement_data = array ();
  247. foreach ($announcements as $index => $announcement)
  248. {
  249. $row = array ();
  250. $row[] = $announcement->id;
  251. $row[] = "<img src=\"../img/". ($announcement->visible ? 'visible.gif' : 'invisible.gif')."\"/>";
  252. $row[] = $announcement->date_start;
  253. $row[] = $announcement->date_end;
  254. $row[] = "<a href=\"?id=".$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>";
  255. $row[] = "<a href=\"?id=".$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>";
  256. $row[] = "<a href=\"?id=".$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>";
  257. $row[] = $announcement->title;
  258. $row[] = $announcement->lang;
  259. $row[] = "<a href=\"?action=edit&id=".$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>";
  260. $announcement_data[] = $row;
  261. }
  262. $table = new SortableTableFromArray($announcement_data);
  263. $table->set_header(0,'',false);
  264. $table->set_header(1,'', false);
  265. $table->set_header(2,get_lang('StartTimeWindow'));
  266. $table->set_header(3,get_lang('EndTimeWindow'));
  267. $table->set_header(4,get_lang('Teacher'));
  268. $table->set_header(5,get_lang('Student'));
  269. $table->set_header(6,get_lang('Guest'));
  270. $table->set_header(7,get_lang('Title'));
  271. $table->set_header(8,get_lang('Language'));
  272. $table->set_header(9,get_lang('Modify'), false);
  273. $form_actions = array();
  274. $form_actions['delete_selected'] = get_lang('Delete');
  275. $table->set_form_actions($form_actions);
  276. $table->display();
  277. }
  278. /*
  279. ==============================================================================
  280. FOOTER
  281. ==============================================================================
  282. */
  283. Display :: display_footer();
  284. ?>