system_announcements.php 10 KB

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  1. <?php
  2. // $Id: system_announcements.php 10204 2006-11-26 20:46:53Z 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. $cidReset = true;
  34. include ('../inc/global.inc.php');
  35. $this_section=SECTION_PLATFORM_ADMIN;
  36. require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
  37. api_protect_admin_script();
  38. if(empty($_GET['lang']))
  39. {
  40. $_GET['lang']=$_SESSION['user_language_choice'];
  41. }
  42. /*
  43. -----------------------------------------------------------
  44. Libraries
  45. -----------------------------------------------------------
  46. */
  47. include (api_get_path(LIBRARY_PATH).'system_announcements.lib.php');
  48. $tool_name = get_lang('SystemAnnouncements');
  49. //$interbreadcrumb[] = array ("url" => "index.php", "name" => get_lang('PlatformAdmin'));
  50. /*
  51. -----------------------------------------------------------
  52. Header
  53. -----------------------------------------------------------
  54. */
  55. Display :: display_header($tool_name);
  56. //api_display_tool_title($tool_name);
  57. /*
  58. ==============================================================================
  59. MAIN CODE
  60. ==============================================================================
  61. */
  62. if($_GET['action'] != 'add' && $_GET['action'] != 'edit'){
  63. $form = new FormValidator('languagechange','GET');
  64. $language_list = api_get_languages();
  65. $language_list_with_keys = array();
  66. for($i=0; $i<count($language_list['name']) ; $i++) {
  67. $language_list_with_keys[$language_list['folder'][$i]] = $language_list['name'][$i];
  68. }
  69. $form->addElement('select', 'lang',get_lang('Language'),$language_list_with_keys);
  70. $form->addElement('submit', 'submit', get_lang('Ok'));
  71. $form->display();
  72. echo '<a href="?action=add">'.get_lang('AddAnnouncement').'</a>';
  73. }
  74. $form_action = "";
  75. $show_announcement_list = true;
  76. if (isset ($_GET['action']) && $_GET['action'] == 'make_visible')
  77. {
  78. switch ($_GET['person'])
  79. {
  80. case VISIBLE_TEACHER :
  81. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, true);
  82. break;
  83. case VISIBLE_STUDENT :
  84. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, true);
  85. break;
  86. case VISIBLE_GUEST :
  87. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, true);
  88. break;
  89. }
  90. }
  91. if (isset ($_GET['action']) && $_GET['action'] == 'make_invisible')
  92. {
  93. switch ($_GET['person'])
  94. {
  95. case VISIBLE_TEACHER :
  96. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, false);
  97. break;
  98. case VISIBLE_STUDENT :
  99. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, false);
  100. break;
  101. case VISIBLE_GUEST :
  102. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, false);
  103. break;
  104. }
  105. }
  106. // Form was posted?
  107. if (isset ($_POST['action']))
  108. {
  109. $action_todo = true;
  110. }
  111. // Delete an announcement
  112. if (isset ($_GET['action']) && $_GET['action'] == 'delete')
  113. {
  114. SystemAnnouncementManager :: delete_announcement($_GET['id']);
  115. Display :: display_normal_message(get_lang('AnnouncementDeleted'));
  116. }
  117. // Delete selected announcements
  118. if (isset ($_POST['action']) && $_POST['action'] == 'delete_selected')
  119. {
  120. foreach($_POST['id'] as $index => $id)
  121. {
  122. SystemAnnouncementManager :: delete_announcement($id);
  123. }
  124. Display :: display_normal_message(get_lang('AnnouncementDeleted'));
  125. $action_todo = false;
  126. }
  127. // Add an announcement
  128. if (isset ($_GET['action']) && $_GET['action'] == 'add')
  129. {
  130. $values['action'] = 'add';
  131. // Set default time window: NOW -> NEXT WEEK
  132. $values['start'] = date('Y-m-d H:i:s');
  133. $values['end'] = date('Y-m-d H:i:s',time() + (7 * 24 * 60 * 60));
  134. $action_todo = true;
  135. }
  136. // Edit an announcement
  137. if (isset ($_GET['action']) && $_GET['action'] == 'edit')
  138. {
  139. $announcement = SystemAnnouncementManager :: get_announcement($_GET['id']);
  140. $values['id'] = $announcement->id;
  141. $values['title'] = $announcement->title;
  142. $values['content'] = $announcement->content;
  143. $values['start'] = $announcement->date_start;
  144. $values['end'] = $announcement->date_end;
  145. $values['visible_teacher'] = $announcement->visible_teacher;
  146. $values['visible_student'] = $announcement->visible_student ;
  147. $values['visible_guest'] = $announcement->visible_guest ;
  148. $values['lang'] = $announcement->lang;
  149. $values['action'] = 'edit';
  150. $action_todo = true;
  151. }
  152. if ($action_todo)
  153. {
  154. $form = new FormValidator('system_announcement');
  155. $form->add_textfield('title', get_lang('Title'));
  156. $language_list = api_get_languages();
  157. $language_list_with_keys = array();
  158. for($i=0; $i<count($language_list['name']) ; $i++) {
  159. $language_list_with_keys[$language_list['folder'][$i]] = $language_list['name'][$i];
  160. }
  161. $form->addElement('select', 'lang',get_lang('Language'),$language_list_with_keys);
  162. $form->add_html_editor('content', get_lang('Content'));
  163. $form->add_timewindow('start','end',get_lang('StartTimeWindow'),get_lang('EndTimeWindow'));
  164. $form->addElement('checkbox', 'visible_teacher', get_lang('Visible'), get_lang('Teacher'));
  165. $form->addElement('checkbox', 'visible_student', null, get_lang('Student'));
  166. $form->addElement('checkbox', 'visible_guest', null, get_lang('Guest'));
  167. $form->addElement('hidden', 'action');
  168. $form->addElement('hidden', 'id');
  169. $form->addElement('submit', 'submit', get_lang('Ok'));
  170. $form->setDefaults($values);
  171. if($form->validate())
  172. {
  173. $values = $form->exportValues();
  174. if( !isset($values['visible_teacher']))
  175. {
  176. $values['visible_teacher'] = false;
  177. }
  178. if( !isset($values['visible_student']))
  179. {
  180. $values['visible_student'] = false;
  181. }
  182. if( !isset($values['visible_guest']))
  183. {
  184. $values['visible_guest'] = false;
  185. }
  186. switch($values['action'])
  187. {
  188. case 'add':
  189. if(SystemAnnouncementManager::add_announcement($values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang']))
  190. Display :: display_normal_message(get_lang('AnnouncementAdded'));
  191. else {
  192. $show_announcement_list = false;
  193. $form->display();
  194. }
  195. break;
  196. case 'edit':
  197. if (SystemAnnouncementManager::update_announcement($values['id'],$values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang']))
  198. Display :: display_normal_message(get_lang('AnnouncementUpdated'));
  199. else {
  200. $show_announcement_list = false;
  201. $form->display();
  202. }
  203. break;
  204. default:
  205. break;
  206. }
  207. $show_announcement_list = true;
  208. }
  209. else
  210. {
  211. $form->display();
  212. $show_announcement_list = false;
  213. }
  214. }
  215. if ($show_announcement_list)
  216. {
  217. $announcements = SystemAnnouncementManager :: get_all_announcements($_GET['lang']);
  218. $announcement_data = array ();
  219. foreach ($announcements as $index => $announcement)
  220. {
  221. $row = array ();
  222. $row[] = $announcement->id;
  223. $row[] = "<img src=\"../img/". ($announcement->visible ? 'visible.gif' : 'invisible.gif')."\"/>";
  224. $row[] = $announcement->date_start;
  225. $row[] = $announcement->date_end;
  226. $row[] = "<a href=\"?id=".$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>";
  227. $row[] = "<a href=\"?id=".$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>";
  228. $row[] = "<a href=\"?id=".$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>";
  229. $row[] = $announcement->title;
  230. $row[] = "<a href=\"?action=edit&id=".$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")))."')) return false;\"><img src=\"../img/delete.gif\" border=\"0\"/></a>";
  231. $announcement_data[] = $row;
  232. }
  233. $table = new SortableTableFromArray($announcement_data);
  234. $table->set_header(0,'',false);
  235. $table->set_header(1,'', false);
  236. $table->set_header(2,get_lang('StartTimeWindow'));
  237. $table->set_header(3,get_lang('EndTimeWindow'));
  238. $table->set_header(4,get_lang('Teacher'));
  239. $table->set_header(5,get_lang('Student'));
  240. $table->set_header(6,get_lang('Guest'));
  241. $table->set_header(7,get_lang('Title'));
  242. $table->set_header(8,get_lang('Modify'), false);
  243. $form_actions = array();
  244. $form_actions['delete_selected'] = get_lang('Delete');
  245. $table->set_form_actions($form_actions);
  246. $table->display();
  247. }
  248. /*
  249. ==============================================================================
  250. FOOTER
  251. ==============================================================================
  252. */
  253. Display :: display_footer();
  254. ?>