2column.php 15 KB

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  1. <?php // $Id: 2column.php,v 1.5 2006/08/10 14:34:54 pcool Exp $
  2. /*
  3. ==============================================================================
  4. Dokeos - elearning and course management software
  5. Copyright (c) 2004-2005 Dokeos S.A.
  6. Copyright (c) 2003 Ghent University
  7. Copyright (c) 2001 Universite Catholique de Louvain
  8. Copyright (c) various contributors
  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 address: Dokeos, 44 rue des palais, B-1030 Brussels, Belgium
  17. Mail: info@dokeos.com
  18. ==============================================================================
  19. */
  20. /**
  21. ==============================================================================
  22. * HOME PAGE FOR EACH COURSE
  23. *
  24. * This page, included in every course's index.php is the home
  25. * page. To make administration simple, the teacher edits his
  26. * course from the home page. Only the login detects that the
  27. * visitor is allowed to activate, deactivate home page links,
  28. * access to the teachers tools (statistics, edit forums...).
  29. *
  30. * @package dokeos.course_home
  31. ==============================================================================
  32. */
  33. /*
  34. ==============================================================================
  35. FUNCTIONS
  36. ==============================================================================
  37. */
  38. /**
  39. * Displays the tools of a certain category.
  40. *
  41. * @return void
  42. * @param string $course_tool_category contains the category of tools to display:
  43. * "Public", "PublicButHide", "courseAdmin", "claroAdmin"
  44. */
  45. function show_tools($course_tool_category)
  46. {
  47. global $charset;
  48. $web_code_path = api_get_path(WEB_CODE_PATH);
  49. $course_tool_table = Database::get_course_table(TABLE_TOOL_LIST);
  50. switch ($course_tool_category)
  51. {
  52. case TOOL_PUBLIC:
  53. $result = api_sql_query("SELECT * FROM $course_tool_table WHERE visibility=1 ORDER BY id",__FILE__,__LINE__);
  54. $colLink ="##003399";
  55. break;
  56. case TOOL_PUBLIC_BUT_HIDDEN:
  57. $result = api_sql_query("SELECT * FROM $course_tool_table WHERE visibility=0 AND admin=0 ORDER BY id",__FILE__,__LINE__);
  58. $colLink ="##808080";
  59. break;
  60. case TOOL_COURSE_ADMIN:
  61. $result = api_sql_query("SELECT * FROM $course_tool_table WHERE admin=1 AND visibility != 2 ORDER BY id",__FILE__,__LINE__);
  62. $colLink ="##003399";
  63. break;
  64. case TOOL_PLATFORM_ADMIN:
  65. $result = api_sql_query("SELECT * FROM $course_tool_table WHERE visibility = 2 ORDER BY id",__FILE__,__LINE__);
  66. $colLink ="##003399";
  67. }
  68. $i=0;
  69. // grabbing all the tools from $course_tool_table
  70. while ($temp_row = mysql_fetch_array($result))
  71. {
  72. if($course_tool_category == TOOL_PUBLIC_BUT_HIDDEN && $temp_row['image'] != 'scormbuilder.gif')
  73. {
  74. $temp_row['image']=str_replace('.gif','_na.gif',$temp_row['image']);
  75. }
  76. $all_tools_list[]=$temp_row;
  77. }
  78. // grabbing all the links that have the property on_homepage set to 1
  79. $course_link_table = Database::get_course_table(TABLE_LINK);
  80. $course_item_property_table = Database::get_course_table(TABLE_ITEM_PROPERTY);
  81. switch ($course_tool_category)
  82. {
  83. case TOOL_PUBLIC:
  84. $sql_links="SELECT tl.*, tip.visibility
  85. FROM $course_link_table tl
  86. LEFT JOIN $course_item_property_table tip ON tip.tool='link' AND tip.ref=tl.id
  87. WHERE tl.on_homepage='1' AND tip.visibility = 1";
  88. break;
  89. case TOOL_PUBLIC_BUT_HIDDEN:
  90. $sql_links="SELECT tl.*, tip.visibility
  91. FROM $course_link_table tl
  92. LEFT JOIN $course_item_property_table tip ON tip.tool='link' AND tip.ref=tl.id
  93. WHERE tl.on_homepage='1' AND tip.visibility = 0";
  94. break;
  95. default:
  96. $sql_links = null;
  97. break;
  98. }
  99. if( $sql_links != null )
  100. {
  101. $properties = array();
  102. $result_links=api_sql_query($sql_links,__FILE__,__LINE__);
  103. while ($links_row=mysql_fetch_array($result_links))
  104. {
  105. unset($properties);
  106. $properties['name']=$links_row['title'];
  107. $properties['link']=$links_row['url'];
  108. $properties['visibility']=$links_row['visibility'];
  109. $properties['image']=($course_tool_category == TOOL_PUBLIC_BUT_HIDDEN)?"external_na.gif":"external.gif";
  110. $properties['adminlink']=api_get_path(WEB_CODE_PATH)."link/link.php?action=editlink&id=".$links_row['id'];
  111. $all_tools_list[]=$properties;
  112. }
  113. }
  114. if (isset($all_tools_list))
  115. {
  116. $lnk = array();
  117. foreach ($all_tools_list as $toolsRow)
  118. {
  119. if (!($i%2))
  120. {
  121. echo "<tr valign=\"top\">\n";
  122. }
  123. // NOTE : table contains only the image file name, not full path
  124. if(!stristr($toolsRow['link'],'http://') && !stristr($toolsRow['link'],'https://') && !stristr($toolsRow['link'],'ftp://'))
  125. {
  126. $toolsRow['link']=$web_code_path.$toolsRow['link'];
  127. }
  128. if ($course_tool_category == TOOL_PUBLIC_BUT_HIDDEN)
  129. {
  130. $class="class=\"invisible\"";
  131. }
  132. $qm_or_amp = ((strpos($toolsRow['link'],'?')===FALSE)?'?':'&amp;');
  133. $toolsRow['link'] = $toolsRow['link'];
  134. echo '<td width="50%" height="30">';
  135. if(strpos($toolsRow['name'],'visio_')!==false)
  136. {
  137. echo '<a '.$class.' href="javascript: void(0);" onclick="window.open(\'' . htmlspecialchars($toolsRow['link']).(($toolsRow['image']=="external.gif" || $toolsRow['image']=="external_na.gif") ? '' : $qm_or_amp.api_get_cidreq()) . '\',\'window_visio'.$_SESSION['_cid'].'\',config=\'height=\'+730+\', width=\'+1020+\', left=2, top=2, toolbar=no, menubar=no, scrollbars=yes, resizable=yes, location=no, directories=no, status=no\')" target="' . $toolsRow['target'] . '">';
  138. }
  139. else if(strpos($toolsRow['name'],'chat')!==false && api_get_course_setting('allow_open_chat_window')==true)
  140. {
  141. /*
  142. echo '<a href="#" onclick="window.open(\'' . htmlspecialchars($toolsRow['link']) .(($toolsRow['image']=="external.gif" || $toolsRow['image']=="external_na.gif") ? '' : $qm_or_amp.api_get_cidreq()). '\',\'window_chat'.$_SESSION['_cid'].'\',config=\'height=\'+380+\', width=\'+625+\', left=2, top=2, toolbar=no, menubar=no, scrollbars=yes, resizable=yes, location=no, directories=no, status=no\')" target="' . $toolsRow['target'] . '"'.$class.'>';
  143. */
  144. echo '<a href="javascript: void(0);" onclick="window.open(\'' . htmlspecialchars($toolsRow['link']).$qm_or_amp.api_get_cidreq() . '\',\'window_chat'.$_SESSION['_cid'].'\',config=\'height=\'+380+\', width=\'+625+\', left=2, top=2, toolbar=no, menubar=no, scrollbars=yes, resizable=yes, location=no, directories=no, status=no\')" target="' . $toolsRow['target'] . '"'.$class.'>';
  145. }
  146. else
  147. {
  148. echo '<a href="'. htmlspecialchars($toolsRow['link']).(($toolsRow['image']=="external.gif" || $toolsRow['image']=="external_na.gif") ? '' : $qm_or_amp.api_get_cidreq()).'" target="' , $toolsRow['target'], '" '.$class.'>';
  149. }
  150. /*
  151. echo Display::return_icon($toolsRow['image'], get_lang(ucfirst($toolsRow['name']))),'&nbsp;', ($toolsRow['image']=="external.gif" || $toolsRow['image']=="external_na.gif" || $toolsRow['image']=="scormbuilder.gif" || $toolsRow['image']=="blog.gif") ? htmlspecialchars( $toolsRow['name'],ENT_QUOTES,$charset) : get_lang(ucfirst($toolsRow['name'])),'</a>';
  152. */
  153. if ($toolsRow['image'] == 'file_html.gif' || $toolsRow['image'] == 'file_html_na.gif'
  154. || $toolsRow['image'] == 'scormbuilder.gif' || $toolsRow['image'] == 'scormbuilder_na.gif'
  155. || $toolsRow['image'] == 'blog.gif' || $toolsRow['image'] == 'blog_na.gif'
  156. || $toolsRow['image'] == 'external.gif' || $toolsRow['image'] == 'external_na.gif')
  157. {
  158. $tool_name = htmlspecialchars($toolsRow['name'], ENT_QUOTES, $charset);
  159. }
  160. else
  161. {
  162. $tool_name = get_lang(ucfirst($toolsRow['name']));
  163. }
  164. echo Display::return_icon($toolsRow['image'], $tool_name),'&nbsp;', $tool_name,'</a>';
  165. // This part displays the links to hide or remove a tool.
  166. // These links are only visible by the course manager.
  167. unset($lnk);
  168. if (api_is_allowed_to_edit())
  169. {
  170. if ($toolsRow["visibility"] == '1')
  171. {
  172. $link['name'] = Display::return_icon('remove.gif', get_lang('Deactivate'));
  173. $link['cmd'] = "hide=yes";
  174. $lnk[] = $link;
  175. }
  176. if ($course_tool_category == TOOL_PUBLIC_BUT_HIDDEN)
  177. {
  178. $link['name'] = Display::return_icon('add.gif', get_lang('Activate'));
  179. $link['cmd'] = "restore=yes";
  180. $lnk[] = $link;
  181. if($toolsRow["added_tool"] == 1)
  182. {
  183. $link['name'] = Display::return_icon('delete.gif', get_lang('Remove'));
  184. $link['cmd'] = "remove=yes";
  185. $lnk[] = $link;
  186. }
  187. }
  188. if ($toolsRow['adminlink'])
  189. {
  190. echo '<a href="'.$toolsRow['adminlink'].'">'.Display::return_icon('edit.gif', get_lang('Edit')).'</a>';
  191. //echo "edit link:".$properties['adminlink'];
  192. }
  193. }
  194. if ( api_is_platform_admin() )
  195. {
  196. if ($toolsRow["visibility"]==2)
  197. {
  198. $link['name'] = Display::return_icon('undelete.gif', get_lang('Activate'));
  199. $link['cmd'] = "hide=yes";
  200. $lnk[] = $link;
  201. if($toolsRow["added_tool"] == 1)
  202. {
  203. $link['name'] = get_lang("Delete");
  204. $link['cmd'] = "askDelete=yes";
  205. $lnk[] = $link;
  206. }
  207. }
  208. if ($toolsRow["visibility"] == 0 && $toolsRow["added_tool"] == 0)
  209. {
  210. $link['name'] = Display::return_icon('delete.gif', get_lang('Remove'));
  211. $link['cmd'] = "remove=yes";
  212. $lnk[] = $link;
  213. }
  214. }
  215. if (is_array($lnk))
  216. {
  217. foreach($lnk as $this_link)
  218. {
  219. if (!$toolsRow['adminlink'])
  220. {
  221. echo "<a href=\"" .api_get_self(). "?".api_get_cidreq()."&amp;id=" . $toolsRow["id"] . "&amp;" . $this_link['cmd'] . "\">" . $this_link['name'] . "</a>";
  222. }
  223. }
  224. }
  225. // Allow editing of invisible homepage links (modified external_module)
  226. /*
  227. if ($toolsRow["added_tool"] == 1 &&
  228. api_is_allowed_to_edit() && !$toolsRow["visibility"])
  229. */
  230. if ($toolsRow["added_tool"] == 1 && api_is_allowed_to_edit() && !$toolsRow["visibility"]
  231. && $toolsRow['image'] != 'scormbuilder.gif' && $toolsRow['image'] != 'scormbuilder_na.gif')
  232. echo "<a class=\"nobold\" href=\"" . api_get_path(WEB_PATH) .
  233. 'main/external_module/external_module.php' .
  234. "?".api_get_cidreq()."&amp;id=".$toolsRow["id"]."\">". get_lang("Edit"). "</a>";
  235. echo "</td>\n";
  236. if($i%2)
  237. {
  238. echo "</tr>\n";
  239. }
  240. $i++;
  241. }
  242. }
  243. if($i%2)
  244. {
  245. echo "<td width=\"50%\">&nbsp;</td>\n",
  246. "</tr>\n";
  247. }
  248. }
  249. /*
  250. ==============================================================================
  251. MAIN CODE
  252. ==============================================================================
  253. */
  254. /*
  255. -----------------------------------------------------------
  256. Work with data post askable by admin of course (franglais, clean this)
  257. -----------------------------------------------------------
  258. */
  259. if (api_is_allowed_to_edit())
  260. {
  261. /* Work request */
  262. /*
  263. -----------------------------------------------------------
  264. Modify home page
  265. -----------------------------------------------------------
  266. */
  267. /*
  268. * display message to confirm that a tool must be hidden from the list of available tools
  269. * (visibility 0,1->2)
  270. */
  271. if($_GET["remove"])
  272. {
  273. $msgDestroy=get_lang('DelLk').'<br />';
  274. $msgDestroy.='<a href="'.api_get_self().'">'.get_lang('No').'</a>&nbsp;|&nbsp;';
  275. $msgDestroy.='<a href="'.api_get_self().'?destroy=yes&amp;id='.$_GET["id"].'">'.get_lang('Yes').'</a>';
  276. Display :: display_confirmation_message($msgDestroy);
  277. }
  278. /*
  279. * Process hiding a tools from available tools.
  280. * visibility=2 are only view by Dokeos Administrator (visibility 0,1->2)
  281. */
  282. elseif ($_GET["destroy"])
  283. {
  284. api_sql_query("UPDATE $tool_table SET visibility='2' WHERE id='".$_GET["id"]."'",__FILE__,__LINE__);
  285. }
  286. /*
  287. -----------------------------------------------------------
  288. HIDE
  289. -----------------------------------------------------------
  290. */
  291. elseif ($_GET["hide"]) // visibility 1 -> 0
  292. {
  293. api_sql_query("UPDATE $tool_table SET visibility=0 WHERE id='".$_GET["id"]."'",__FILE__,__LINE__);
  294. Display::display_confirmation_message(get_lang('ToolIsNowHidden'));
  295. }
  296. /*
  297. -----------------------------------------------------------
  298. REACTIVATE
  299. -----------------------------------------------------------
  300. */
  301. elseif ($_GET["restore"]) // visibility 0,2 -> 1
  302. {
  303. api_sql_query("UPDATE $tool_table SET visibility=1 WHERE id='".$_GET["id"]."'",__FILE__,__LINE__);
  304. Display::display_confirmation_message(get_lang('ToolIsNowVisible'));
  305. }
  306. }
  307. // work with data post askable by admin of course
  308. if (api_is_platform_admin())
  309. {
  310. // Show message to confirm that a tools must be hide from available tools
  311. // visibility 0,1->2
  312. if($_GET["askDelete"])
  313. {
  314. ?>
  315. <div id="toolhide">
  316. <?php echo get_lang("DelLk"); ?>
  317. <br />&nbsp;&nbsp;&nbsp;
  318. <a href="<?php echo api_get_self(); ?>"><?php echo get_lang("No"); ?></a>&nbsp;|&nbsp;
  319. <a href="<?php echo api_get_self(); ?>?delete=yes&id=<?php echo $_GET["id"]; ?>"><?php echo get_lang("Yes"); ?></a>
  320. </div>
  321. <?php
  322. }
  323. /*
  324. * Process hiding a tools from available tools.
  325. * visibility=2 are only view by Dokeos Administrator visibility 0,1->2
  326. */
  327. elseif (isset($_GET["delete"]) && $_GET["delete"])
  328. {
  329. api_sql_query("DELETE FROM $tool_table WHERE id='$id' AND added_tool=1",__FILE__,__LINE__);
  330. }
  331. }
  332. /*
  333. ==============================================================================
  334. TOOLS VISIBLE FOR EVERYBODY
  335. ==============================================================================
  336. */
  337. echo "<div class=\"everybodyview\">";
  338. echo "<table width=\"100%\">";
  339. show_tools(TOOL_PUBLIC);
  340. echo "</table>";
  341. echo "</div>";
  342. /*
  343. ==============================================================================
  344. COURSE ADMIN ONLY VIEW
  345. ==============================================================================
  346. */
  347. // start of tools for CourseAdmins (teachers/tutors)
  348. if (api_is_allowed_to_edit())
  349. {
  350. echo "<div class=\"courseadminview\">";
  351. echo "<span class=\"viewcaption\">";
  352. echo get_lang("CourseAdminOnly");
  353. echo "</span>";
  354. echo "<table width=\"100%\">";
  355. show_tools(TOOL_COURSE_ADMIN);
  356. /*
  357. -----------------------------------------------------------
  358. INACTIVE TOOLS - HIDDEN (GREY) LINKS
  359. -----------------------------------------------------------
  360. */
  361. echo "<tr><td colspan=\"4\"><hr style='color:\"#4171B5\"' noshade=\"noshade\" size=\"1\" /></td></tr>\n",
  362. "<tr>\n",
  363. "<td colspan=\"4\">\n",
  364. "<div style=\"margin-bottom: 10px;\"><font color=\"#808080\">\n",get_lang("InLnk"),"</font></div>",
  365. "</td>\n",
  366. "</tr>\n";
  367. show_tools(TOOL_PUBLIC_BUT_HIDDEN);
  368. echo "</table>";
  369. echo "</div> ";
  370. }
  371. /*
  372. -----------------------------------------------------------
  373. Tools for platform admin only
  374. -----------------------------------------------------------
  375. */
  376. if (api_is_platform_admin() && api_is_allowed_to_edit())
  377. {
  378. ?>
  379. <div class="platformadminview">
  380. <span class="viewcaption"><?php echo get_lang("PlatformAdminOnly"); ?></span>
  381. <table width="100%">
  382. <?php
  383. show_tools(TOOL_PLATFORM_ADMIN);
  384. ?>
  385. </table>
  386. </div>
  387. <?php
  388. }
  389. ?>