index.php 16 KB

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  1. <?php // $Id: index.php 14790 2008-04-08 20:31:45Z yannoo $
  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) Olivier Brouckaert
  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: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium, info@dokeos.com
  17. ==============================================================================
  18. */
  19. /**
  20. ==============================================================================
  21. * Index of the admin tools
  22. *
  23. * @package dokeos.admin
  24. ==============================================================================
  25. */
  26. // name of the language file that needs to be included <br />
  27. $language_file=array('admin','tracking');
  28. // resetting the course id
  29. $cidReset=true;
  30. // including some necessary dokeos files
  31. require('../inc/global.inc.php');
  32. require_once(api_get_path(LIBRARY_PATH).'security.lib.php');
  33. // setting the section (for the tabs)
  34. $this_section=SECTION_PLATFORM_ADMIN;
  35. // Access restrictions
  36. api_protect_admin_script();
  37. $nameTools = get_lang('PlatformAdmin');
  38. // setting breadcrumbs
  39. $interbreadcrumb[] = array('url' => 'index.php', 'name' => $nameTools);
  40. // setting the name of the tool
  41. $tool_name=get_lang("PlatformAdmin");
  42. // Displaying the header
  43. Display::display_header($nameTools);
  44. if(is_dir(api_get_path(SYS_CODE_PATH).'install/') && is_readable(api_get_path(SYS_CODE_PATH).'install/index.php'))
  45. {
  46. Display::display_normal_message(get_lang('InstallDirAccessibleSecurityThreat'));
  47. }
  48. /*
  49. ==============================================================================
  50. ACTION HANDLING
  51. ==============================================================================
  52. */
  53. if ($_POST['Register'])
  54. {
  55. register_site();
  56. Display :: display_confirmation_message(get_lang('VersionCheckEnabled'));
  57. }
  58. /*
  59. ==============================================================================
  60. MAIN SECTION
  61. ==============================================================================
  62. */
  63. $keyword_url = Security::remove_XSS($_GET['keyword']);
  64. ?>
  65. <div class="admin_section">
  66. <h4><img src="../img/members.gif" border="0" style="vertical-align: middle;" alt="" /> <?php echo ucfirst(get_lang('Users')); ?></h4>
  67. <ul><li style="list-style-type:none"><form method="get" action="user_list.php">
  68. <input type="text" name="keyword" value="<?php echo $keyword_url; ?>"/>
  69. <input type="submit" value="<?php echo get_lang('Search'); ?>"/>
  70. </form></li>
  71. <li>
  72. <a href="user_list.php?search=advanced"><?php echo get_lang('AdvancedSearch'); ?></a>
  73. </li>
  74. <li><a href="user_list.php"><?php echo get_lang('UserList') ?></a></li>
  75. <li><a href="user_add.php"><?php echo get_lang('AddUsers') ?></a></li>
  76. <li><a href="user_export.php"><?php echo get_lang('ExportUserListXMLCSV') ?></a></li>
  77. <li><a href="user_import.php"><?php echo get_lang('ImportUserListXMLCSV') ?></a></li>
  78. <li><a href="user_fields.php"><?php echo get_lang('ManageUserFields'); ?></a></li>
  79. </ul>
  80. </div>
  81. <div class="admin_section">
  82. <h4><img src="../img/course.gif" border="0" style="vertical-align: middle;" alt="" /> <?php echo ucfirst(get_lang('Courses')); ?></h4>
  83. <ul><li style="list-style-type:none"><form method="get" action="course_list.php">
  84. <input type="text" name="keyword" value="<?php echo $keyword_url; ?>"/>
  85. <input type="submit" value="<?php echo get_lang('Search'); ?>"/>
  86. </form></li>
  87. <li>
  88. <a href="course_list.php?search=advanced"><?php echo get_lang('AdvancedSearch'); ?></a>
  89. </li>
  90. <li><a href="course_list.php"><?php echo get_lang('CourseList') ?></a></li>
  91. <li><a href="course_add.php"><?php echo get_lang('AddCourse') ?></a></li>
  92. <li><a href="course_import.php"><?php echo get_lang('AddCourse').' CSV'; ?></a></li>
  93. <!--<li><a href="course_virtual.php"><?php //echo get_lang('AdminManageVirtualCourses') ?></a></li>-->
  94. <li><a href="course_category.php"><?php echo get_lang("AdminCategories"); ?></a></li>
  95. <li><a href="subscribe_class2course.php"><?php echo get_lang('AddClassesToACourse'); ?></a></li>
  96. <li><a href="subscribe_user2course.php"><?php echo get_lang('AddUsersToACourse'); ?></a></li>
  97. <li><a href="course_user_import.php"><?php echo get_lang('AddUsersToACourse').' CSV'; ?></a></li>
  98. </ul>
  99. </div>
  100. <div class="admin_section">
  101. <h4>
  102. <img src="../img/settings.gif" border="0" style="vertical-align: middle;" alt="" />
  103. <?php echo ucfirst(get_lang('Platform')); ?>
  104. </h4>
  105. <ul>
  106. <li><a href="settings.php"><?php echo get_lang('DokeosConfigSettings') ?></a></li>
  107. <li><a href="system_announcements.php"><?php echo get_lang('SystemAnnouncements') ?></a></li>
  108. <li><a href="languages.php"><?php echo get_lang('Languages'); ?></a></li>
  109. <li><a href="configure_homepage.php"><?php echo get_lang('ConfigureHomePage'); ?></a></li>
  110. <li><a href="statistics/index.php"><?php echo get_lang('ToolName'); ?> </a></li>
  111. <?php if(!empty($phpMyAdminPath)): ?>
  112. <li><a href="<?php echo $phpMyAdminPath; ?>" target="_blank"><?php echo get_lang("AdminDatabases"); ?></a><br />(<?php echo get_lang("DBManagementOnlyForServerAdmin"); ?>)</li>
  113. <?php endif; ?>
  114. <li><a href="configure_extensions.php"><?php echo get_lang('ConfigureExtensions'); ?></a></li>
  115. <ul>
  116. <li><a href="configure_extensions.php?display=visio"><?php echo get_lang('Visioconf'); ?></a></li>
  117. <li><a href="configure_extensions.php?display=ppt2lp"><?php echo get_lang('Ppt2lp'); ?></a></li>
  118. <li><a href="configure_extensions.php?display=ephorus"><?php echo get_lang('EphorusPlagiarismPrevention'); ?></a></li>
  119. <li><a href="configure_extensions.php?display=search"><?php echo get_lang('SearchEngine'); ?></a></li>
  120. <li><a href="configure_extensions.php?display=serverstats"><?php echo get_lang('ServerStatistics'); ?></a></li>
  121. <li><a href="configure_extensions.php?display=bandwidthstats"><?php echo get_lang('BandWidthStatistics'); ?></a></li>
  122. </ul>
  123. </ul>
  124. </div>
  125. <?php
  126. if(api_get_setting('use_session_mode')=='true')
  127. {
  128. ?>
  129. <div class="admin_section">
  130. <h4>
  131. <img src="../img/agenda.gif" border="0" align="absmiddle" alt="" />
  132. <?php echo get_lang('Sessions') ?>
  133. </h4>
  134. <ul>
  135. <li style="list-style-type:none"><form method="POST" action="session_list.php">
  136. <input type="text" name="keyword" value="<?php echo $keyword_url; ?>"/>
  137. <input type="submit" value="<?php echo get_lang('Search'); ?>"/>
  138. </form>
  139. </li>
  140. <li><a href="session_list.php"><?php echo get_lang('ListSession') ?></a></li>
  141. <li><a href="session_add.php"><?php echo get_lang('AddSession') ?></a></li>
  142. <li><a href="session_import.php"><?php echo get_lang('ImportSessionListXMLCSV') ?></a></li>
  143. <li><a href="session_export.php"><?php echo get_lang('ExportSessionListXMLCSV') ?></a></li>
  144. </ul>
  145. </div>
  146. <?php
  147. }
  148. else
  149. {
  150. ?>
  151. <div class="admin_section">
  152. <h4><img src="../img/group.gif" border="0" style="vertical-align: middle;" alt="" /> <?php echo ucfirst(get_lang('AdminClasses')); ?></h4>
  153. <ul>
  154. <li style="list-style-type:none"><form method="get" action="class_list.php">
  155. <input type="text" name="keyword" value="<?php echo $keyword_url; ?>"/>
  156. <input type="submit" value="<?php echo get_lang('Search'); ?>"/>
  157. </form>
  158. </li>
  159. <li><a href="class_list.php"><?php echo get_lang('ClassList'); ?></a></li>
  160. <li><a href="class_add.php"><?php echo get_lang('AddClasses'); ?></a></li>
  161. <li><a href="class_import.php"><?php echo get_lang('ImportClassListCSV'); ?></a></li>
  162. <li><a href="class_user_import.php"><?php echo get_lang('AddUsersToAClass'); ?> CSV</a></li>
  163. </ul>
  164. </div>
  165. <?php
  166. }
  167. ?>
  168. <div class="admin_section">
  169. <h4>
  170. <img src="../img/dokeos.gif" border="0" style="vertical-align: middle;" alt="" />
  171. <?php echo "dokeos.com"; ?>
  172. </h4>
  173. <ul>
  174. <li><a href="http://www.dokeos.com/"><?php echo get_lang('DokeosHomepage'); ?></a></li>
  175. <li><a href="http://www.dokeos.com/forum/"><?php echo get_lang('DokeosForum'); ?></a></li>
  176. <li><a href="http://www.dokeos.com/community_add_portal.php?url=<?php echo $_configuration['root_web']; ?>&amp;name=<?php echo urlencode(get_setting('siteName'));?>&amp;organisation=<?php echo urlencode(get_setting('InstitutionUrl'));?>&amp;manager=<?php echo urlencode(get_setting('administratorSurname')." ".get_setting('administratorName'));?>&amp;manageremail=<?php echo urlencode(get_setting('emailAdministrator'));?>"><?php echo get_lang('RegisterYourPortal'); ?></a></li>
  177. <li><a href="http://www.dokeos.com/extensions/"><?php echo get_lang('DokeosExtensions'); ?></a></li>
  178. <li>
  179. <?php
  180. //try to display a maximum before we check the dokeos version and all that
  181. session_write_close(); //close session to avoid blocking concurrent access
  182. flush(); //send data to client as much as allowed by the web server
  183. ob_flush();
  184. echo get_lang('VersionCheck').': '.version_check();
  185. ?>
  186. </li>
  187. </ul>
  188. </div>
  189. <?php
  190. /**
  191. * Displays either the text for the registration or the message that the installation is (not) up to date
  192. *
  193. * @return string html code
  194. * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
  195. * @version august 2006
  196. * @todo have a 6monthly re-registration
  197. */
  198. function version_check()
  199. {
  200. // The site has not been registered yet
  201. if (get_setting('registered')=='false' OR get_setting('registered') == false )
  202. {
  203. $return = '';
  204. $return .= '<form action="'.api_get_self().'" id="VersionCheck" name="VersionCheck" method="post">';
  205. $return .= get_lang('VersionCheckExplanation');
  206. $return .= '<input type="checkbox" name="donotlistcampus" value="1" id="checkbox" /> Do not display my campus in the list of Dokeos platforms';
  207. $return .= '<input type="submit" name="Register" value="Enable Version Check" id="register" />';
  208. $return .= '</form>';
  209. }
  210. else
  211. {
  212. // The site has been registered already but is seriously out of date (registration date + 15552000 seconds)
  213. if ((get_setting('registered') + 15552000) > mktime())
  214. {
  215. $return = 'It has been a long time since about your campus has been updated on Dokeos.com';
  216. $return .= '<form action="'.api_get_self().'" id="VersionCheck" name="VersionCheck" method="post">';
  217. $return .= '<input type="submit" name="Register" value="Enable Version Check" id="register" />';
  218. $return .= '</form>';
  219. }
  220. else
  221. {
  222. $return = 'site registered. ';
  223. $return .= check_dokeos_version2();
  224. }
  225. }
  226. return $return;
  227. }
  228. /**
  229. * This setting changes the registration status for the campus
  230. *
  231. * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
  232. * @version August 2006
  233. *
  234. * @todo the $_settings should be reloaded here. => write api function for this and use this in global.inc.php also.
  235. */
  236. function register_site()
  237. {
  238. // Database Table Definitions
  239. $tbl_settings = Database :: get_main_table(TABLE_MAIN_SETTINGS_CURRENT);
  240. // the SQL statment
  241. $sql = "UPDATE $tbl_settings SET selected_value='true' WHERE variable='registered'";
  242. $result = api_sql_query($sql);
  243. //
  244. if ($_POST['donotlistcampus'])
  245. {
  246. $sql = "UPDATE $tbl_settings SET selected_value='true' WHERE variable='donotlistcampus'";
  247. $result = api_sql_query($sql);
  248. }
  249. // reload the settings
  250. }
  251. /**
  252. * Check if the current installation is up to date
  253. * The code is borrowed from phpBB and slighlty modified
  254. * @author The phpBB Group <support@phpbb.com> (the code)
  255. * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University (the modifications)
  256. * @copyright (C) 2001 The phpBB Group
  257. * @return language string with some layout (color)
  258. */
  259. function check_dokeos_version2()
  260. {
  261. global $_configuration;
  262. $dokeos_version = trim($_configuration['dokeos_version']); // the dokeos version of your installation
  263. if (ini_get('allow_url_fopen')==1)
  264. {
  265. // the number of courses
  266. $sql="SELECT count(code) FROM ".Database::get_main_table(TABLE_MAIN_COURSE);
  267. $result=api_sql_query($sql);
  268. $row = Database::fetch_array($result);
  269. $number_of_courses = $row[0];
  270. // the number of users
  271. $sql="SELECT count(user_id) FROM ".Database::get_main_table(TABLE_MAIN_USER);
  272. $result=api_sql_query($sql);
  273. $row = Database::fetch_array($result);
  274. $number_of_users = $row[0];
  275. $version_url= 'http://www.dokeos.com/version.php?url='.urlencode(api_get_path(WEB_PATH)).'&campus='.urlencode(api_get_setting('siteName')).'&contact='.urlencode(api_get_setting('emailAdministrator')).'&version='.urlencode($dokeos_version).'&numberofcourses='.urlencode($number_of_courses).'&numberofusers='.urlencode($number_of_users).'&donotlistcampus='.api_get_setting('donotlistcampus').'&organisation='.urlencode(api_get_setting('Institution')).'&adminname='.urlencode(api_get_setting('administratorName').' '.api_get_setting('administratorSurname'));
  276. $handle=@fopen($version_url,'r');
  277. $version_info=trim(@fread($handle, 1024));
  278. if ($dokeos_version<>$version_info)
  279. {
  280. $output='<br /><span style="color:red">' . get_lang('YourVersionNotUpToDate') . '. '.get_lang('LatestVersionIs').' <b>Dokeos '.$version_info.'</b>. '.get_lang('YourVersionIs').' <b>Dokeos '.$dokeos_version. '</b>. '.str_replace('http://www.dokeos.com','<a href="http://www.dokeos.com">http://www.dokeos.com</a>',get_lang('PleaseVisitDokeos')).'</span>';
  281. }
  282. else
  283. {
  284. $output = '<br /><span style="color:green">'.get_lang('VersionUpToDate').': Dokeos '.$version_info.'</span>';
  285. }
  286. }
  287. else
  288. {
  289. $output = '<span style="color:red">' . get_lang('AllowurlfopenIsSetToOff') . '</span>';
  290. }
  291. return $output;
  292. }
  293. /**
  294. * Check if the current installation is up to date
  295. * The code is borrowed from phpBB and slighlty modified
  296. * @author The phpBB Group <support@phpbb.com> (the code)
  297. * @author Patrick Cool <patrick.cool@UGent.be>, Ghent University (the modifications)
  298. * @copyright (C) 2001 The phpBB Group
  299. * @return language string with some layout (color)
  300. * @deprecated For some reason this code adds a 9 in front and a 0 at the end of what normally gets displayed by
  301. the http://www.dokeos.com/version.php page (instead of version.txt) . That's why I chose to use fopen which requires however
  302. that allow_url_open is set to true
  303. */
  304. function check_dokeos_version()
  305. {
  306. global $_configuration; // the dokeos version of your installation
  307. $dokeos_version = $_configuration['dokeos_version'];
  308. if ($fsock = @fsockopen('www.dokeos.com', 80, $errno, $errstr))
  309. {
  310. @fputs($fsock, "GET /version.php HTTP/1.1\r\n");
  311. @fputs($fsock, "HOST: www.dokeos.com\r\n");
  312. @fputs($fsock, "Connection: close\r\n\r\n");
  313. $get_info = false;
  314. while (!@feof($fsock))
  315. {
  316. if ($get_info)
  317. {
  318. $version_info .= @fread($fsock, 1024);
  319. }
  320. else
  321. {
  322. if (@fgets($fsock, 1024) == "\r\n")
  323. {
  324. $get_info = true;
  325. }
  326. }
  327. }
  328. @fclose($fsock);
  329. if (trim($dokeos_version)<>trim($version_info))
  330. {
  331. $output='<span style="color:red">' . get_lang('YourVersionNotUpToDate') . '. '.get_lang('LatestVersionIs').' <b>Dokeos '.$version_info.'</b>. '.get_lang('YourVersionIs').' <b>Dokeos '.$dokeos_version. '</b>. '.str_replace('http://www.dokeos.com','<a href="http://www.dokeos.com">http://www.dokeos.com</a>',get_lang('PleaseVisitDokeos')).'</span>';
  332. }
  333. else
  334. {
  335. $output = '<span style="color:green">'.get_lang('VersionUpToDate').': Dokeos '.$version_info.'</span>';
  336. }
  337. }
  338. else
  339. {
  340. if ($errstr)
  341. {
  342. $output = '<span style="color:red">' . get_lang('ConnectSocketError') . ': '. $errstr . '</span>';
  343. }
  344. else
  345. {
  346. $output = '<span>' . get_lang('SocketFunctionsDisabled') . '</span>';
  347. }
  348. }
  349. return $output;
  350. }
  351. /*
  352. ==============================================================================
  353. FOOTER
  354. ==============================================================================
  355. */
  356. Display::display_footer();
  357. ?>