system_announcements.php 10 KB

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  1. <?php
  2. // $Id: system_announcements.php 9246 2006-09-25 13:24:53Z bmol $
  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. $langFile = array ('admin', 'agenda');
  32. $cidReset = true;
  33. include ('../inc/global.inc.php');
  34. $this_section=SECTION_PLATFORM_ADMIN;
  35. require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
  36. api_protect_admin_script();
  37. if(empty($_GET['lang']))
  38. {
  39. $_GET['lang']=$_SESSION['user_language_choice'];
  40. }
  41. /*
  42. -----------------------------------------------------------
  43. Libraries
  44. -----------------------------------------------------------
  45. */
  46. include (api_get_path(LIBRARY_PATH).'system_announcements.lib.php');
  47. $tool_name = get_lang('SystemAnnouncements');
  48. //$interbreadcrumb[] = array ("url" => "index.php", "name" => get_lang('PlatformAdmin'));
  49. /*
  50. -----------------------------------------------------------
  51. Header
  52. -----------------------------------------------------------
  53. */
  54. Display :: display_header($tool_name);
  55. //api_display_tool_title($tool_name);
  56. /*
  57. ==============================================================================
  58. MAIN CODE
  59. ==============================================================================
  60. */
  61. if($_GET['action'] != 'add' && $_GET['action'] != 'edit'){
  62. $form = new FormValidator('languagechange','GET');
  63. $language_list = api_get_languages();
  64. $language_list_with_keys = array();
  65. for($i=0; $i<count($language_list['name']) ; $i++) {
  66. $language_list_with_keys[$language_list['folder'][$i]] = $language_list['name'][$i];
  67. }
  68. $form->addElement('select', 'lang',get_lang('Language'),$language_list_with_keys);
  69. $form->addElement('submit', 'submit', get_lang('Ok'));
  70. $form->display();
  71. echo '<a href="?action=add">'.get_lang('AddAnnouncement').'</a>';
  72. }
  73. $form_action = "";
  74. $show_announcement_list = true;
  75. if (isset ($_GET['action']) && $_GET['action'] == 'make_visible')
  76. {
  77. switch ($_GET['person'])
  78. {
  79. case VISIBLE_TEACHER :
  80. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, true);
  81. break;
  82. case VISIBLE_STUDENT :
  83. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, true);
  84. break;
  85. case VISIBLE_GUEST :
  86. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, true);
  87. break;
  88. }
  89. }
  90. if (isset ($_GET['action']) && $_GET['action'] == 'make_invisible')
  91. {
  92. switch ($_GET['person'])
  93. {
  94. case VISIBLE_TEACHER :
  95. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, false);
  96. break;
  97. case VISIBLE_STUDENT :
  98. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, false);
  99. break;
  100. case VISIBLE_GUEST :
  101. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, false);
  102. break;
  103. }
  104. }
  105. // Form was posted?
  106. if (isset ($_POST['action']))
  107. {
  108. $action_todo = true;
  109. }
  110. // Delete an announcement
  111. if (isset ($_GET['action']) && $_GET['action'] == 'delete')
  112. {
  113. SystemAnnouncementManager :: delete_announcement($_GET['id']);
  114. Display :: display_normal_message(get_lang('AnnouncementDeleted'));
  115. }
  116. // Delete selected announcements
  117. if (isset ($_POST['action']) && $_POST['action'] == 'delete_selected')
  118. {
  119. foreach($_POST['id'] as $index => $id)
  120. {
  121. SystemAnnouncementManager :: delete_announcement($id);
  122. }
  123. Display :: display_normal_message(get_lang('AnnouncementDeleted'));
  124. $action_todo = false;
  125. }
  126. // Add an announcement
  127. if (isset ($_GET['action']) && $_GET['action'] == 'add')
  128. {
  129. $values['action'] = 'add';
  130. // Set default time window: NOW -> NEXT WEEK
  131. $values['start'] = date('Y-m-d H:i:s');
  132. $values['end'] = date('Y-m-d H:i:s',time() + (7 * 24 * 60 * 60));
  133. $action_todo = true;
  134. }
  135. // Edit an announcement
  136. if (isset ($_GET['action']) && $_GET['action'] == 'edit')
  137. {
  138. $announcement = SystemAnnouncementManager :: get_announcement($_GET['id']);
  139. $values['id'] = $announcement->id;
  140. $values['title'] = $announcement->title;
  141. $values['content'] = $announcement->content;
  142. $values['start'] = $announcement->date_start;
  143. $values['end'] = $announcement->date_end;
  144. $values['visible_teacher'] = $announcement->visible_teacher;
  145. $values['visible_student'] = $announcement->visible_student ;
  146. $values['visible_guest'] = $announcement->visible_guest ;
  147. $values['lang'] = $announcement->lang;
  148. $values['action'] = 'edit';
  149. $action_todo = true;
  150. }
  151. if ($action_todo)
  152. {
  153. $form = new FormValidator('system_announcement');
  154. $form->add_textfield('title', get_lang('Title'));
  155. $language_list = api_get_languages();
  156. $language_list_with_keys = array();
  157. for($i=0; $i<count($language_list['name']) ; $i++) {
  158. $language_list_with_keys[$language_list['folder'][$i]] = $language_list['name'][$i];
  159. }
  160. $form->addElement('select', 'lang',get_lang('Language'),$language_list_with_keys);
  161. $form->add_html_editor('content', get_lang('Content'));
  162. $form->add_timewindow('start','end',get_lang('StartTimeWindow'),get_lang('EndTimeWindow'));
  163. $form->addElement('checkbox', 'visible_teacher', get_lang('Visible'), get_lang('Teacher'));
  164. $form->addElement('checkbox', 'visible_student', null, get_lang('Student'));
  165. $form->addElement('checkbox', 'visible_guest', null, get_lang('Guest'));
  166. $form->addElement('hidden', 'action');
  167. $form->addElement('hidden', 'id');
  168. $form->addElement('submit', 'submit', get_lang('Ok'));
  169. $form->setDefaults($values);
  170. if($form->validate())
  171. {
  172. $values = $form->exportValues();
  173. if( !isset($values['visible_teacher']))
  174. {
  175. $values['visible_teacher'] = false;
  176. }
  177. if( !isset($values['visible_student']))
  178. {
  179. $values['visible_student'] = false;
  180. }
  181. if( !isset($values['visible_guest']))
  182. {
  183. $values['visible_guest'] = false;
  184. }
  185. switch($values['action'])
  186. {
  187. case 'add':
  188. if(SystemAnnouncementManager::add_announcement($values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang']))
  189. Display :: display_normal_message(get_lang('AnnouncementAdded'));
  190. else {
  191. $show_announcement_list = false;
  192. $form->display();
  193. }
  194. break;
  195. case 'edit':
  196. if (SystemAnnouncementManager::update_announcement($values['id'],$values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang']))
  197. Display :: display_normal_message(get_lang('AnnouncementUpdated'));
  198. else {
  199. $show_announcement_list = false;
  200. $form->display();
  201. }
  202. break;
  203. default:
  204. break;
  205. }
  206. $show_announcement_list = true;
  207. }
  208. else
  209. {
  210. $form->display();
  211. $show_announcement_list = false;
  212. }
  213. }
  214. if ($show_announcement_list)
  215. {
  216. $announcements = SystemAnnouncementManager :: get_all_announcements($_GET['lang']);
  217. $announcement_data = array ();
  218. foreach ($announcements as $index => $announcement)
  219. {
  220. $row = array ();
  221. $row[] = $announcement->id;
  222. $row[] = "<img src=\"../img/". ($announcement->visible ? 'visible.gif' : 'invisible.gif')."\"/>";
  223. $row[] = $announcement->date_start;
  224. $row[] = $announcement->date_end;
  225. $row[] = "<a href=\"?id=".$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>";
  226. $row[] = "<a href=\"?id=".$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>";
  227. $row[] = "<a href=\"?id=".$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>";
  228. $row[] = $announcement->title;
  229. $row[] = "<a href=\"?action=edit&id=".$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>";
  230. $announcement_data[] = $row;
  231. }
  232. $table = new SortableTableFromArray($announcement_data);
  233. $table->set_header(0,'',false);
  234. $table->set_header(1,'', false);
  235. $table->set_header(2,get_lang('StartTimeWindow'));
  236. $table->set_header(3,get_lang('EndTimeWindow'));
  237. $table->set_header(4,get_lang('Teacher'));
  238. $table->set_header(5,get_lang('Student'));
  239. $table->set_header(6,get_lang('Guest'));
  240. $table->set_header(7,get_lang('Title'));
  241. $table->set_header(8,get_lang('Modify'), false);
  242. $form_actions = array();
  243. $form_actions['delete_selected'] = get_lang('Delete');
  244. $table->set_form_actions($form_actions);
  245. $table->display();
  246. }
  247. /*
  248. ==============================================================================
  249. FOOTER
  250. ==============================================================================
  251. */
  252. Display :: display_footer();
  253. ?>