123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511 |
- <?php // $Id: link.php 20408 2009-05-08 15:23:06Z herodoto $
- /*
- ==============================================================================
- Dokeos - elearning and course management software
- Copyright (c) 2004-2008 Dokeos SPRL
- Copyright (c) 2003 Ghent University (UGent)
- For a full list of contributors, see "credits.txt".
- The full license can be read in "license.txt".
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation; either version 2
- of the License, or (at your option) any later version.
- See the GNU General Public License for more details.
- Contact: Dokeos, rue Notre Dame, 152, B-1140 Evere, Belgium, info@dokeos.com
- ==============================================================================
- */
- /**
- ==============================================================================
- * Main script for the links tool.
- *
- * Features:
- * - Organize links into categories;
- * - favorites/bookmarks-like interface;
- * - move links up/down within a category;
- * - move categories up/down;
- * - expand/collapse all categories (except the main "non"-category);
- * - add link to 'root' category => category-less link is always visible.
- *
- * @author Patrick Cool, main author, completely rewritten
- * @author Rene Haentjens, added CSV file import (October 2004)
- * @package dokeos.link
- * @todo improve organisation, tables should come from database library
- ==============================================================================
- */
- /*
- ==============================================================================
- INIT SECTION
- ==============================================================================
- */
- // name of the language file that needs to be included
- $language_file = "link";
- // including libraries
- include("../inc/global.inc.php");
- include(api_get_path(LIBRARY_PATH).'events.lib.inc.php');
- include("linkfunctions.php");
- $this_section=SECTION_COURSES;
- api_protect_course_script();
- // @todo change the $_REQUEST into $_POST or $_GET
- // @todo remove this code
- $link_submitted = (isset($_POST['submitLink'])?true:false);
- $category_submitted = (isset($_POST['submitCategory'])?true:false);
- $urlview = (!empty($_GET['urlview'])?$_GET['urlview']:'');
- $submitImport = (!empty($_POST['submitImport'])?$_POST['submitImport']:'');
- $down = (!empty($_GET['down'])?$_GET['down']:'');
- $up = (!empty($_GET['up'])?$_GET['up']:'');
- $catmove = (!empty($_GET['catmove'])?$_GET['catmove']:'');
- $editlink = (!empty($_REQUEST['editlink'])?$_REQUEST['editlink']:'');
- $id = (!empty($_REQUEST['id'])?$_REQUEST['id']:'');
- $urllink = (!empty($_REQUEST['urllink'])?$_REQUEST['urllink']:'');
- $title = (!empty($_REQUEST['title'])?$_REQUEST['title']:'');
- $description = (!empty($_REQUEST['description'])?$_REQUEST['description']:'');
- $selectcategory = (!empty($_REQUEST['selectcategory'])?$_REQUEST['selectcategory']:'');
- $submitLink = (isset($_REQUEST['submitLink'])?true : false);
- $action = (!empty($_REQUEST['action'])?$_REQUEST['action']:'');
- $category_title = (!empty($_REQUEST['category_title'])?$_REQUEST['category_title']:'');
- $submitCategory = isset($_POST['submitCategory'])?true:false;
- $nameTools = get_lang('Links');
- if (isset($_GET['action']) && $_GET['action']=='addlink') {
- $nameTools = '';
- $interbreadcrumb[] = array ('url' => 'link.php', 'name' => get_lang('Links'));
- $interbreadcrumb[] = array ('url' => 'link.php?action=addlink', 'name' => get_lang('AddLink'));
- }
- if (isset($_GET['action']) && $_GET['action']=='addcategory') {
- $nameTools = '';
- $interbreadcrumb[] = array ('url' => 'link.php', 'name' => get_lang('Links'));
- $interbreadcrumb[] = array ('url' => 'link.php?action=addcategory', 'name' => get_lang('AddCategory'));
- }
- if (isset($_GET['action']) && $_GET['action']=='editlink') {
- $nameTools = '';
- $interbreadcrumb[] = array ('url' => 'link.php', 'name' => get_lang('Links'));
- $interbreadcrumb[] = array ('url' => '#', 'name' => get_lang('EditLink'));
- }
-
-
- // Database Table definitions
- $tbl_link = Database::get_course_table(TABLE_LINK);
- $tbl_categories = Database::get_course_table(TABLE_LINK_CATEGORY);
- //statistics
- event_access_tool(TOOL_LINK);
- Display::display_header($nameTools, 'Links');
- ?>
- <script type="text/javascript">
- /* <![CDATA[ */
- function MM_popupMsg(msg) { //v1.0
- confirm(msg);
- }
- /* ]]> */
- </script>
- <?php
- /*
- -----------------------------------------------------------
- Action Handling
- -----------------------------------------------------------
- */
- $nameTools = get_lang("Links");
- if(isset($_GET['action'])) {
- switch($_GET['action']) {
- case "addlink":
- if($link_submitted)
- {
- if(!addlinkcategory("link")) // here we add a link
- {
- unset($submitLink);
- }
- }
- break;
- case "addcategory":
- if($category_submitted)
- {
- if(!addlinkcategory("category")) // here we add a category
- {
- unset($submitCategory);
- }
- }
- break;
- case "importcsv":
- if($_POST["submitImport"])
- {
- import_csvfile();
- }
- break;
- case "deletelink":
- deletelinkcategory("link"); // here we delete a link
- break;
-
- case "deletecategory":
- deletelinkcategory("category"); // here we delete a category
- break;
- case "editlink":
- editlinkcategory("link"); // here we edit a link
- break;
- case "editcategory":
- editlinkcategory("category"); // here we edit a category
- break;
- case "visible":
- change_visibility($_GET['id'],$_GET['scope']); // here we edit a category
- break;
- case "invisible":
- change_visibility($_GET['id'],$_GET['scope']); // here we edit a category
- break;
- }
- }
- /*
- -----------------------------------------------------------
- Introduction section
- -----------------------------------------------------------
- */
- $fck_attribute['Width'] = '100%';
- $fck_attribute['Height'] = '300';
- $fck_attribute['ToolbarSet'] = 'Introduction';
- Display::display_introduction_section(TOOL_LINK,'left');
- $fck_attribute = null; // Clearing this global variable immediatelly after it has been used.
- if (is_allowed_to_edit() and isset($_GET['action'])) {
- echo '<div class="actions">';
- echo '<a href="link.php?cidReq='.Security::remove_XSS($_GET['cidReq']).'&urlview='.Security::remove_XSS($_GET['urlview']).'">'.Display::return_icon('back.png',get_lang('BackToLinksOverview')).get_lang('BackToLinksOverview').'</a>';
- echo '</div>';
-
- // Displaying the correct title and the form for adding a category or link. This is only shown when nothing
- // has been submitted yet, hence !isset($submitLink)
- if (($_GET['action']=="addlink" or $_GET['action']=="editlink") and empty($_POST['submitLink'])) {
- echo '<div class="row">';
- if ($_GET['action']=="addlink")
- {echo '<div class="form_header">'.get_lang("LinkAdd").'</div>';}
- else
- {echo '<div class="form_header">'.get_lang("LinkMod").'</div>';}
- echo '</div>';
- if ($category=="") {
- $category=0;
- }
- echo "<form method=\"post\" action=\"".api_get_self()."?action=".Security::remove_XSS($_GET['action'])."&urlview=".Security::remove_XSS($urlview)."\">";
- if ($_GET['action']=="editlink")
- {
- echo "<input type=\"hidden\" name=\"id\" value=\"".Security::remove_XSS($_GET['id'])."\" />";
- }
- echo ' <div class="row">
- <div class="label">
- <span class="form_required">*</span> '.get_lang('Url').'
- </div>
- <div class="formw">
- <input type="text" name="urllink" size="50" value="' . (empty($urllink)?'http://':htmlentities($urllink)) . '" />
- </div>
- </div>';
-
- echo ' <div class="row">
- <div class="label">
- '.get_lang('LinkName').'
- </div>
- <div class="formw">
- <input type="text" name="title" size="50" value="' . htmlentities($title,ENT_QUOTES,$charset) . '" />
- </div>
- </div>';
- echo ' <div class="row">
- <div class="label">
- '.get_lang('Description').'
- </div>
- <div class="formw">
- <textarea rows="3" cols="50" name="description">' . htmlentities($description,ENT_QUOTES,$charset) . '</textarea>
- </div>
- </div>';
- $sqlcategories="SELECT * FROM ".$tbl_categories." ORDER BY display_order DESC";
- $resultcategories = api_sql_query($sqlcategories,__FILE__,__LINE__);
- if (Database::num_rows($resultcategories)) {
- echo ' <div class="row">
- <div class="label">
- '.get_lang('Category').'
- </div>
- <div class="formw">';
- echo ' <select name="selectcategory">';
- echo ' <option value="0">--</option>';
- while ($myrow = Database::fetch_array($resultcategories))
- {
- echo " <option value=\"".$myrow["id"]."\"";
- if ($myrow["id"]==$category)
- {echo " selected";}
- echo ">".$myrow["category_title"]."</option>";
- }
- echo ' </select>';
- echo ' </div>
- </div>';
-
- }
- echo ' <div class="row">
- <div class="label">
- '.get_lang('OnHomepage').'?
- </div>
- <div class="formw">
- <input class="checkbox" type="checkbox" name="onhomepage" id="onhomepage" value="1"'.$onhomepage.'><label for="onhomepage"> '.get_lang('Yes').'</label>
- </div>
- </div>';
- if(api_get_setting('search_enabled')=='true')
- {
- require_once(api_get_path(LIBRARY_PATH) . 'specific_fields_manager.lib.php');
- $specific_fields = get_specific_field_list();
- echo ' <div class="row">
- <div class="label">
- '.get_lang('SearchFeatureDoIndexLink').'?
- </div>
- <div class="formw">
- <input class="checkbox" type="checkbox" name="index_document" id="index_document" checked="checked"><label for="index_document"> '.get_lang('Yes').'</label>
- </div>';
-
- foreach ($specific_fields as $specific_field) {
- //Author : <input name="A" type="text" />
- $default_values = '';
- if ($_GET['action']=="editlink")
- {
- $filter = array('course_code'=> "'". api_get_course_id() ."'", 'field_id' => $specific_field['id'], 'ref_id' => Security::remove_XSS($_GET['id']), 'tool_id' => '\''. TOOL_LINK .'\'');
- $values = get_specific_field_values_list($filter, array('value'));
- if ( !empty($values) ) {
- $arr_str_values = array();
- foreach ($values as $value) {
- $arr_str_values[] = $value['value'];
- }
- $default_values = implode(', ', $arr_str_values);
- }
- }
- $sf_textbox = '
- <div class="row">
- <div class="label">%s</div>
- <div class="formw">
- <input name="%s" type="text" value="%s"/>
- </div>
- </div>';
-
- echo sprintf($sf_textbox, $specific_field['name'], $specific_field['code'], $default_values);
- }
- }
-
- echo ' <div class="row">
- <div class="label">
- </div>
- <div class="formw">
- <button class="save" type="Submit" name="submitLink" value="OK">'.get_lang('SaveLink').'</button>
- </div>
- </div>';
-
- echo '</form>';
- } elseif(($_GET['action']=="addcategory" or $_GET['action']=="editcategory") and !$submitCategory) {
- echo '<div class="row">';
- if ($_GET['action']=="addcategory")
- {echo '<div class="form_header">'.get_lang('CategoryAdd').'</div>';}
- else
- {echo '<div class="form_header">'.get_lang('CategoryMod').'</div>';}
- echo "</div>\n\n";
- echo "<form method=\"post\" action=\"".api_get_self()."?action=".Security::remove_XSS($_GET['action'])."&urlview=".Security::remove_XSS($urlview)."\">";
- if ($_GET['action']=="editcategory")
- {
- echo "<input type=\"hidden\" name=\"id\" value=\"".$id."\" />";
- }
-
- echo ' <div class="row">
- <div class="label">
- <span class="form_required">*</span> '.get_lang('CategoryName').'
- </div>
- <div class="formw">
- <input type="text" name="category_title" size="50" value="'.htmlentities($category_title,ENT_QUOTES,$charset).'" />
- </div>
- </div>';
-
- echo ' <div class="row">
- <div class="label">
- '.get_lang('Description').'
- </div>
- <div class="formw">
- <textarea rows="3" cols="50" name="description">'.htmlentities($description,ENT_QUOTES,$charset).'</textarea>
- </div>
- </div>';
-
- echo ' <div class="row">
- <div class="label">
- </div>
- <div class="formw">
- <button class="save" type="submit" name="submitCategory">'.get_lang('CreateCategory').' </button>
- </div>
- </div>';
-
- echo "</form>";
- }
- /*elseif(($_GET['action']=="importcsv") and !$submitImport) // RH start
- {
- echo "<h4>", get_lang('CsvImport'), "</h4>\n\n",
- "<form method=\"post\" action=\"".api_get_self()."?action=".$_GET['action']."&urlview=".$urlview."\" enctype=\"multipart/form-data\">",
- // uncomment if you want to set a limit: '<input type="hidden" name="MAX_FILE_SIZE" value="32768">', "\n",
- '<input type="file" name="import_file" size="30">', "\n",
- "<input type=\"Submit\" name=\"submitImport\" value=\"".get_lang('Ok')."\">",
- "</form>";
- echo get_lang('CsvExplain');
- }*/
- }
- if (!empty($down)) {
- movecatlink($down);
- }
- if (!empty($up)) {
- movecatlink($up);
- }
- if (empty($_GET['action']) || ($_GET['action']!='editlink' && $_GET['action']!='addcategory' && $_GET['action']!='addlink') || $link_submitted || $category_submitted) {
- /*
- -----------------------------------------------------------
- Action Links
- -----------------------------------------------------------
- */
- echo '<div class="actions">';
- if(is_allowed_to_edit()) {
- $urlview = Security::remove_XSS($urlview);
- echo Display::return_icon('linksnew.gif',get_lang('LinkAdd'))." <a href=\"".api_get_self()."?".api_get_cidreq()."&action=addlink&category=".(!empty($category)?$category:'')."&urlview=$urlview\">".get_lang("LinkAdd")."</a>\n";
- echo Display::return_icon('folder_new.gif', get_lang("CategoryAdd"))." <a href=\"".api_get_self()."?".api_get_cidreq()."&action=addcategory&urlview=".$urlview."\">".get_lang("CategoryAdd")."</a>\n";
- /* "<a href=\"".api_get_self()."?".api_get_cidreq()."&action=importcsv&urlview=".$urlview."\">".get_lang('CsvImport')."</a>\n", // RH*/
- }
- //making the show none / show all links. Show none means urlview=0000 (number of zeros depending on the
- //number of categories). Show all means urlview=1111 (number of 1 depending on teh number of categories).
- $sqlcategories="SELECT * FROM ".$tbl_categories." ORDER BY display_order DESC";
- $resultcategories=api_sql_query($sqlcategories);
- $aantalcategories = Database::num_rows($resultcategories);
- echo Display::return_icon('remove.gif', $shownone)." <a href=\"".api_get_self()."?".api_get_cidreq()."&urlview=";
- for($j = 1; $j <= $aantalcategories; $j++) {
- echo "0";
- }
- echo "\">$shownone</a>";
- echo Display::return_icon('add.gif', $showall)." <a href=\"".api_get_self()."?".api_get_cidreq()."&urlview=";
- for($j = 1; $j <= $aantalcategories; $j++)
- {
- echo "1";
- }
- echo "\">$showall</a>";
- echo '</div>';
- //Starting the table which contains the categories
- $sqlcategories="SELECT * FROM ".$tbl_categories." ORDER BY display_order DESC";
- $resultcategories=api_sql_query($sqlcategories);
-
- echo '<table class="data_table">';
- // displaying the links which have no category (thus category = 0 or NULL), if none present this will not be displayed
- $sqlLinks = "SELECT * FROM ".$tbl_link." WHERE category_id=0 or category_id IS NULL";
- $result = api_sql_query($sqlLinks);
- $numberofzerocategory=Database::num_rows($result);
- if ($numberofzerocategory!==0) {
- echo "<tr><th style=\"font-weight: bold; text-align:left;padding-left: 10px;\"><i>".get_lang('General')."</i></th></tr>";
- echo '</table>';
- showlinksofcategory(0);
- }
-
- $i=0;
- $catcounter=1;
- $view="0";
- while ($myrow=Database::fetch_array($resultcategories))
- {
- //if (!isset($urlview))
- if ($urlview == '')
- {
- // No $view set in the url, thus for each category link it should be all zeros except it's own
- makedefaultviewcode($i);
- }
- else
- {
- $view=$urlview;
- $view[$i]="1";
- }
- // if the $urlview has a 1 for this categorie, this means it is expanded and should be desplayed as a
- // - instead of a +, the category is no longer clickable and all the links of this category are displayed
- $myrow["description"]=text_filter($myrow["description"]);
-
- if ($urlview[$i]=="1")
- {
- $newurlview=$urlview;
- $newurlview[$i]="0";
-
- echo '<tr>';
- echo '<table class="data_table">';
- echo '<tr>';
- echo '<th width="81%" style="font-weight: bold; text-align:left;padding-left: 5px;">';
- echo '<a href="'.api_get_self()."?".api_get_cidreq()."&urlview=".Security::remove_XSS($newurlview)."\">";
- echo "<img src=../img/remove.gif> ".htmlentities($myrow["category_title"],ENT_QUOTES,$charset)."</a><br/> ".$myrow["description"];
-
- if (is_allowed_to_edit())
- {
- echo '<th>';
- showcategoryadmintools($myrow["id"]);
- echo '</th>';
- }
- echo '</th>';
- echo '</tr>';
- echo '</table>';
- echo showlinksofcategory($myrow["id"]);
- echo '</tr>';
- }
- else
- {
- echo '<tr>';
- echo '<table class="data_table">';
- echo '<tr>';
- echo '<th width="81%" style="font-weight: bold; text-align:left;padding-left: 5px;"><a href="'.api_get_self()."?".api_get_cidreq()."&urlview=";
- echo is_array($view)?implode('',$view):$view;
- echo "\"><img src=../img/add.gif> ". htmlentities($myrow["category_title"],ENT_QUOTES,$charset);
- echo'</a><br /> ';
- echo $myrow["description"];
- if (is_allowed_to_edit())
- {
- echo '<th style="text-align:center;">';
- showcategoryadmintools($myrow["id"]);
- echo '</th>';
- }
- echo '</th>';
- echo '</tr>';
-
-
- echo '</table>';
- echo '</tr>';
- }
- // displaying the link of the category
- $i++;
- }
- echo '</table>';
- ////////////////////////////////////////////////////////////////////////////
- }
-
- Display::display_footer();
- ?>
|