system_announcements.php 11 KB

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  1. <?php // $Id: system_announcements.php 22243 2009-07-20 15:08:31Z ivantcholakov $
  2. /* For licensing terms, see /license.txt */
  3. /**
  4. * This page allows the administrator to manage the system announcements.
  5. * @package chamilo.admin
  6. */
  7. /* INIT SECTION */
  8. // name of the language file that needs to be included
  9. $language_file = array ('admin', 'agenda');
  10. // resetting the course id
  11. $cidReset = true;
  12. // including the global dokeos files
  13. require_once ('../inc/global.inc.php');
  14. // including additional libraries
  15. require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
  16. require_once api_get_path(LIBRARY_PATH).'system_announcements.lib.php';
  17. require_once api_get_path(LIBRARY_PATH).'WCAG/WCAG_rendering.php';
  18. require_once api_get_path(LIBRARY_PATH).'mail.lib.inc.php';
  19. // setting the section (for the tabs)
  20. $this_section=SECTION_PLATFORM_ADMIN;
  21. $_SESSION['this_section']=$this_section;
  22. // Access restrictions
  23. api_protect_admin_script(true);
  24. // setting breadcrumbs
  25. $interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
  26. $tool_name = get_lang('SystemAnnouncements');
  27. if(empty($_GET['lang'])) {
  28. $_GET['lang']= $_SESSION['user_language_choice'];
  29. }
  30. // displaying the header
  31. Display :: display_header($tool_name);
  32. /*
  33. ==============================================================================
  34. MAIN CODE
  35. ==============================================================================
  36. */
  37. if($_GET['action'] != 'add' && $_GET['action'] != 'edit') {
  38. echo '<div class="actions">';
  39. echo '<a href="?action=add">'.Display::return_icon('announce_add.gif', get_lang('langAddAnnouncement')).get_lang('langAddAnnouncement').'</a>';
  40. echo '</div>';
  41. }
  42. $form_action = "";
  43. $show_announcement_list = true;
  44. if (isset ($_GET['action']) && $_GET['action'] == 'make_visible')
  45. {
  46. switch ($_GET['person'])
  47. {
  48. case VISIBLE_TEACHER :
  49. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, true);
  50. break;
  51. case VISIBLE_STUDENT :
  52. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, true);
  53. break;
  54. case VISIBLE_GUEST :
  55. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, true);
  56. break;
  57. }
  58. }
  59. if (isset ($_GET['action']) && $_GET['action'] == 'make_invisible') {
  60. switch ($_GET['person']) {
  61. case VISIBLE_TEACHER :
  62. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_TEACHER, false);
  63. break;
  64. case VISIBLE_STUDENT :
  65. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_STUDENT, false);
  66. break;
  67. case VISIBLE_GUEST :
  68. SystemAnnouncementManager :: set_visibility($_GET['id'], VISIBLE_GUEST, false);
  69. break;
  70. }
  71. }
  72. // Form was posted?
  73. if (isset ($_POST['action'])) {
  74. $action_todo = true;
  75. }
  76. // Delete an announcement
  77. if (isset ($_GET['action']) && $_GET['action'] == 'delete') {
  78. SystemAnnouncementManager :: delete_announcement($_GET['id']);
  79. Display :: display_confirmation_message(get_lang('AnnouncementDeleted'));
  80. }
  81. // Delete selected announcements
  82. if (isset ($_POST['action']) && $_POST['action'] == 'delete_selected') {
  83. foreach($_POST['id'] as $index => $id) {
  84. SystemAnnouncementManager :: delete_announcement($id);
  85. }
  86. Display :: display_confirmation_message(get_lang('AnnouncementDeleted'));
  87. $action_todo = false;
  88. }
  89. // Add an announcement
  90. if (isset ($_GET['action']) && $_GET['action'] == 'add') {
  91. $values['action'] = 'add';
  92. // Set default time window: NOW -> NEXT WEEK
  93. $values['start'] = date('Y-m-d H:i:s');
  94. $values['end'] = date('Y-m-d H:i:s',time() + (7 * 24 * 60 * 60));
  95. $action_todo = true;
  96. }
  97. // Edit an announcement
  98. if (isset ($_GET['action']) && $_GET['action'] == 'edit') {
  99. $announcement = SystemAnnouncementManager :: get_announcement($_GET['id']);
  100. $values['id'] = $announcement->id;
  101. $values['title'] = $announcement->title;
  102. $values['content'] = $announcement->content;
  103. $values['start'] = $announcement->date_start;
  104. $values['end'] = $announcement->date_end;
  105. $values['visible_teacher'] = $announcement->visible_teacher;
  106. $values['visible_student'] = $announcement->visible_student ;
  107. $values['visible_guest'] = $announcement->visible_guest ;
  108. $values['lang'] = $announcement->lang;
  109. $values['action'] = 'edit';
  110. $action_todo = true;
  111. }
  112. if ($action_todo) {
  113. if (isset($_REQUEST['action']) && $_REQUEST['action'] == 'add') {
  114. $form_title = get_lang('AddNews');
  115. } elseif (isset($_REQUEST['action']) && $_REQUEST['action'] == 'edit') {
  116. $form_title = get_lang('EditNews');
  117. }
  118. $form = new FormValidator('system_announcement');
  119. $form->addElement('header', '', $form_title);
  120. $form->add_textfield('title', get_lang('Title'));
  121. $language_list = api_get_languages();
  122. $language_list_with_keys = array();
  123. $language_list_with_keys['all'] = get_lang('All');
  124. for($i=0; $i<count($language_list['name']) ; $i++) {
  125. $language_list_with_keys[$language_list['folder'][$i]] = $language_list['name'][$i];
  126. }
  127. $form->addElement('select', 'lang',get_lang('Language'),$language_list_with_keys);
  128. if (api_get_setting('wcag_anysurfer_public_pages')=='true') {
  129. $form->addElement('textarea', 'content', get_lang('Content'));
  130. } else {
  131. $form->add_html_editor('content', get_lang('Content'), true, false, array('ToolbarSet' => 'PortalNews', 'Width' => '100%', 'Height' => '300'));
  132. }
  133. $form->add_timewindow('start','end',get_lang('StartTimeWindow'),get_lang('EndTimeWindow'));
  134. $form->addElement('checkbox', 'visible_teacher', get_lang('Visible'), get_lang('Teacher'));
  135. $form->addElement('checkbox', 'visible_student', null, get_lang('Student'));
  136. $form->addElement('checkbox', 'visible_guest', null, get_lang('Guest'));
  137. $form->addElement('hidden', 'id');
  138. $form->addElement('checkbox', 'send_mail', get_lang('SendMail'));
  139. if (isset($_REQUEST['action']) && $_REQUEST['action']=='add') {
  140. $text=get_lang('AddNews');
  141. $class='add';
  142. $form->addElement('hidden', 'action','add');
  143. } elseif (isset($_REQUEST['action']) && $_REQUEST['action']=='edit') {
  144. $text=get_lang('EditNews');
  145. $class='save';
  146. $form->addElement('hidden', 'action','edit');
  147. }
  148. $form->addElement('style_submit_button', 'submit', $text,'class="'.$class.'"');
  149. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  150. {
  151. $values['content'] = WCAG_Rendering::HTML_to_text($values['content']);
  152. }
  153. $form->setDefaults($values);
  154. if($form->validate())
  155. {
  156. $values = $form->exportValues();
  157. if( !isset($values['visible_teacher']))
  158. {
  159. $values['visible_teacher'] = false;
  160. }
  161. if( !isset($values['visible_student']))
  162. {
  163. $values['visible_student'] = false;
  164. }
  165. if( !isset($values['visible_guest']))
  166. {
  167. $values['visible_guest'] = false;
  168. }
  169. if($values['lang'] == 'all')
  170. {
  171. $values['lang'] = null;
  172. }
  173. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  174. {
  175. $values['content'] = WCAG_Rendering::text_to_HTML($values['content']);
  176. }
  177. switch($values['action'])
  178. {
  179. case 'add':
  180. if(SystemAnnouncementManager::add_announcement($values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang'],$values['send_mail']))
  181. {
  182. Display :: display_confirmation_message(get_lang('AnnouncementAdded'));
  183. } else {
  184. $show_announcement_list = false;
  185. $form->display();
  186. }
  187. break;
  188. case 'edit':
  189. if (SystemAnnouncementManager::update_announcement($values['id'],$values['title'],$values['content'],$values['start'],$values['end'],$values['visible_teacher'],$values['visible_student'],$values['visible_guest'], $values['lang'],$values['send_mail']))
  190. {
  191. Display :: display_confirmation_message(get_lang('AnnouncementUpdated'));
  192. }
  193. else
  194. {
  195. $show_announcement_list = false;
  196. $form->display();
  197. }
  198. break;
  199. default:
  200. break;
  201. }
  202. $show_announcement_list = true;
  203. }
  204. else
  205. {
  206. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  207. {
  208. echo('<div class="WCAG-form">');
  209. }
  210. $form->display();
  211. if (api_get_setting('wcag_anysurfer_public_pages')=='true')
  212. {
  213. echo('</div>');
  214. }
  215. $show_announcement_list = false;
  216. }
  217. }
  218. if ($show_announcement_list)
  219. {
  220. $announcements = SystemAnnouncementManager :: get_all_announcements();
  221. $announcement_data = array ();
  222. foreach ($announcements as $index => $announcement)
  223. {
  224. $row = array ();
  225. $row[] = $announcement->id;
  226. $row[] = Display::return_icon(($announcement->visible ? 'accept.png' : 'exclamation.png'), ($announcement->visible ? get_lang('AnnouncementAvailable') : get_lang('AnnouncementNotAvailable')));
  227. $row[] = api_convert_and_format_date($announcement->date_start, null, date_default_timezone_get());
  228. $row[] = api_convert_and_format_date($announcement->date_end, null, date_default_timezone_get());
  229. $row[] = "<a href=\"?id=".$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'), get_lang('show_hide'))."</a>";
  230. $row[] = "<a href=\"?id=".$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'), get_lang('show_hide'))."</a>";
  231. $row[] = "<a href=\"?id=".$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'), get_lang('show_hide'))."</a>";
  232. $row[] = $announcement->title;
  233. $row[] = $announcement->lang;
  234. $row[] = "<a href=\"?action=edit&id=".$announcement->id."\">".Display::return_icon('edit.gif', get_lang('Edit'))."</a> <a href=\"?action=delete&id=".$announcement->id."\" onclick=\"javascript:if(!confirm('".addslashes(api_htmlentities(get_lang("ConfirmYourChoice"),ENT_QUOTES,$charset))."')) return false;\">".Display::return_icon('delete.gif', get_lang('Delete'))."</a>";
  235. $announcement_data[] = $row;
  236. }
  237. $table = new SortableTableFromArray($announcement_data);
  238. $table->set_header(0,'',false);
  239. $table->set_header(1,get_lang('Active'));
  240. $table->set_header(2,get_lang('StartTimeWindow'));
  241. $table->set_header(3,get_lang('EndTimeWindow'));
  242. $table->set_header(4,get_lang('Teacher'));
  243. $table->set_header(5,get_lang('Student'));
  244. $table->set_header(6,get_lang('Guest'));
  245. $table->set_header(7,get_lang('Title'));
  246. $table->set_header(8,get_lang('Language'));
  247. $table->set_header(9,get_lang('Modify'), false);
  248. $form_actions = array();
  249. $form_actions['delete_selected'] = get_lang('Delete');
  250. $table->set_form_actions($form_actions);
  251. $table->display();
  252. }
  253. /*
  254. ==============================================================================
  255. FOOTER
  256. ==============================================================================
  257. */
  258. Display :: display_footer();
  259. ?>