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485 lines
15 KiB
485 lines
15 KiB
<?php // $Id: activity.php,v 1.5 2006/08/10 14:34:54 pcool Exp $
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/*
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==============================================================================
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Dokeos - elearning and course management software
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Copyright (c) 2004-2005 Dokeos S.A.
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Copyright (c) 2003 Ghent University
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Copyright (c) 2001 Universite Catholique de Louvain
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Copyright (c) various contributors
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For a full list of contributors, see "credits.txt".
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The full license can be read in "license.txt".
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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See the GNU General Public License for more details.
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Contact address: Dokeos, 44 rue des palais, B-1030 Brussels, Belgium
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Mail: info@dokeos.com
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==============================================================================
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*/
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/**
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==============================================================================
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* HOME PAGE FOR EACH COURSE
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*
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* This page, included in every course's index.php is the home
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* page. To make administration simple, the teacher edits his
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* course from the home page. Only the login detects that the
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* visitor is allowed to activate, deactivate home page links,
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* access to the teachers tools (statistics, edit forums...).
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*
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* @package dokeos.course_home
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==============================================================================
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*/
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/*
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==============================================================================
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FUNCTIONS
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==============================================================================
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*/
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/**
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* Displays the tools of a certain category.
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*
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* @return void
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* @param string $course_tool_category contains the category of tools to display:
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* "toolauthoring", "toolinteraction", "tooladmin", "tooladminplatform"
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*/
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function show_tools_category($course_tool_category)
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{
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$web_code_path = api_get_path(WEB_CODE_PATH);
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$course_tool_table = Database::get_course_table(TABLE_TOOL_LIST);
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switch ($course_tool_category)
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{
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case TOOL_STUDENT_VIEW:
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$result = api_sql_query("SELECT * FROM $course_tool_table WHERE visibility = '1' AND (category = 'authoring' OR category = 'interaction') ORDER BY id",__FILE__,__LINE__);
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$colLink ="##003399";
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break;
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case TOOL_AUTHORING:
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$result = api_sql_query("SELECT * FROM $course_tool_table WHERE category = 'authoring' ORDER BY id",__FILE__,__LINE__);
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$colLink ="##003399";
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break;
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case TOOL_INTERACTION:
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$result = api_sql_query("SELECT * FROM $course_tool_table WHERE category = 'interaction' ORDER BY id",__FILE__,__LINE__);
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$colLink ="##003399";
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break;
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case TOOL_ADMIN_VISIBLE:
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$result = api_sql_query("SELECT * FROM $course_tool_table WHERE category = 'admin' AND visibility ='1' ORDER BY id",__FILE__,__LINE__);
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$colLink ="##003399";
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break;
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case TOOL_ADMIN_PLATEFORM:
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$result = api_sql_query("SELECT * FROM $course_tool_table WHERE category = 'admin' ORDER BY id",__FILE__,__LINE__);
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$colLink ="##003399";
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break;
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}
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while ($temp_row = mysql_fetch_array($result))
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{
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$all_tools_list[]=$temp_row;
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}
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$i=0;
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// grabbing all the links that have the property on_homepage set to 1
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$course_link_table = Database::get_course_table(TABLE_LINK);
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$course_item_property_table = Database::get_course_table(TABLE_ITEM_PROPERTY);
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switch ($course_tool_category)
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{
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case TOOL_AUTHORING:
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$sql_links="SELECT tl.*, tip.visibility
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FROM $course_link_table tl
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LEFT JOIN $course_item_property_table tip ON tip.tool='link' AND tip.ref=tl.id
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WHERE tl.on_homepage='1'";
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break;
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case TOOL_INTERACTION:
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$sql_links = null;
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/*
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$sql_links="SELECT tl.*, tip.visibility
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FROM $course_link_table tl
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LEFT JOIN $course_item_property_table tip ON tip.tool='link' AND tip.ref=tl.id
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WHERE tl.on_homepage='1' ";
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*/
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break;
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case TOOL_STUDENT_VIEW:
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$sql_links="SELECT tl.*, tip.visibility
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FROM $course_link_table tl
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LEFT JOIN $course_item_property_table tip ON tip.tool='link' AND tip.ref=tl.id
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WHERE tl.on_homepage='1'";
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break;
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case TOOL_ADMIN:
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$sql_links="SELECT tl.*, tip.visibility
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FROM $course_link_table tl
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LEFT JOIN $course_item_property_table tip ON tip.tool='link' AND tip.ref=tl.id
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WHERE tl.on_homepage='1'";
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break;
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default:
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$sql_links = null;
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break;
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}
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//edit by Kevin Van Den Haute (kevin@develop-it.be) for integrating Smartblogs
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if($sql_links != null)
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{
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$result_links = api_sql_query($sql_links,__FILE__,__LINE__);
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while($links_row = mysql_fetch_array($result_links))
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{
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unset($properties);
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$properties['name'] = $links_row['title'];
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$properties['link'] = $links_row['url'];
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$properties['visibility'] = $links_row['visibility'];
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$properties['image'] = ($links_row['visibility']== '0') ? "file_html.gif" : "file_html.gif";
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$properties['adminlink'] = api_get_path(WEB_CODE_PATH) . "link/link.php?action=editlink&id=".$links_row['id'];
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$tmp_all_tools_list[] = $properties;
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}
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}
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if(isset($tmp_all_tools_list))
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{
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foreach($tmp_all_tools_list as $toolsRow)
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{
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if($toolsRow['image'] == 'blog.gif')
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{
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// Init
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$tbl_blogs_rel_user = Database::get_course_table(TABLE_BLOGS_REL_USER);
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// Get blog id
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$blog_id = substr($toolsRow['link'], strrpos($toolsRow['link'], '=') + 1, strlen($toolsRow['link']));
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// Get blog members
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if(api_is_platform_admin())
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{
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$sql_blogs = "
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SELECT *
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FROM " . $tbl_blogs_rel_user . " `blogs_rel_user`
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WHERE `blog_id` = " . $blog_id;
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}
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else
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{
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$sql_blogs = "
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SELECT *
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FROM " . $tbl_blogs_rel_user . " `blogs_rel_user`
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WHERE
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`blog_id` = " . $blog_id . " AND
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`user_id` = " . api_get_user_id();
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}
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$result_blogs = api_sql_query($sql_blogs, __FILE__, __LINE__);
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if(mysql_num_rows($result_blogs) > 0)
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$all_tools_list[] = $toolsRow;
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}
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else
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$all_tools_list[] = $toolsRow;
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}
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}
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if(isset($all_tools_list))
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{
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foreach($all_tools_list as $toolsRow)
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{
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if(!($i%2))
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{echo "<tr valign=\"top\">\n";}
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// This part displays the links to hide or remove a tool.
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// These links are only visible by the course manager.
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unset($lnk);
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echo '<td width="50%">' . "\n";
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if(api_is_allowed_to_edit())
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{
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if($toolsRow['visibility'] == '1' && $toolsRow['admin'] !='1' && !strpos($toolsRow['link'],'learnpath_handler.php?learnpath_id'))
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{
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$link['name'] = '<img src="'.api_get_path(WEB_CODE_PATH).'img/visible.gif" align="absmiddle" alt="'.get_lang("Deactivate").'"/>';
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$link['cmd'] = "hide=yes";
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$lnk[] = $link;
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}
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if($toolsRow['visibility'] == '0' && $toolsRow['admin'] !='1')
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{
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$link['name'] = '<img src="'.api_get_path(WEB_CODE_PATH).'img/invisible.gif" align="absmiddle" alt="'.get_lang("Activate").'"/>';
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$link['cmd'] = "restore=yes";
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$lnk[] = $link;
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}
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if($toolsRow['adminlink'])
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{
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echo '<a href="'.$toolsRow['adminlink'].'"><img src="'.api_get_path(WEB_CODE_PATH).'img/edit.gif" align="absmiddle" alt="'.get_lang("Edit").'"/></a>';
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}
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}
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if( api_is_platform_admin() )
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{
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if($toolsRow['admin'] !='1')
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{
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$link['cmd'] = "hide=yes";
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}
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}
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if(is_array($lnk))
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{
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foreach($lnk as $this_link)
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{
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if(!$toolsRow['adminlink'])
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{
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echo "<a href=\"" .api_get_self(). "?".api_get_cidreq()."&id=" . $toolsRow["id"] . "&" . $this_link['cmd'] . "\">" . $this_link['name'] . "</a>";
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}
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}
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}
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else{ echo ' ';}
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// NOTE : table contains only the image file name, not full path
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if(!stristr($toolsRow['link'], 'http://') && !stristr($toolsRow['link'], 'https://') && !stristr($toolsRow['link'],'ftp://'))
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$toolsRow['link'] = $web_code_path . $toolsRow['link'];
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if($toolsRow['visibility'] == '0' && $toolsRow['admin'] != '1')
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{
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$class="class=\"invisible\"";
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$info = pathinfo($toolsRow['image']);
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$basename = basename ($toolsRow['image'],'.'.$info['extension']); // $file is set to "index"
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$toolsRow['image'] = $basename.'_na.'.$info['extension'];
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}
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else
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$class='';
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$qm_or_amp = ((strpos($toolsRow['link'], '?') === FALSE) ? '?' : '&');
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$toolsRow['link'] = $toolsRow['link'].$qm_or_amp.api_get_cidreq();
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if(strpos($toolsRow['name'],'visio_')!==false){
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echo "\t" . '   <a ' . $class . ' href="#" onclick="window.open(\'' . htmlspecialchars($toolsRow['link']) . '\',\'window_visio\',config=\'height=\'+(screen.height)+\', width=\'+(screen.width-20)+\', toolbar=no, menubar=no, scrollbars=yes, resizable=yes, location=no, directories=no, status=no\')" target="' . $toolsRow['target'] . '"> ';
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}
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else {
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echo "\t" . '   <a ' . $class . ' href="' . htmlspecialchars($toolsRow['link']) . '" target="' . $toolsRow['target'] . '"> ';
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}
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echo '<img src="' . $web_code_path . 'img/' . $toolsRow['image'] . '" align="absmiddle" border="0" alt="' . $toolsRow['image'] . '" /> ';
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echo ($toolsRow['image'] == 'file_html_na.gif' || $toolsRow['image'] == 'file_html.gif' || $toolsRow['image'] == 'scormbuilder.gif' || $toolsRow['image'] == 'scormbuilder_na.gif' || $toolsRow['image'] == 'blog.gif' || $toolsRow['image'] == 'blog_na.gif' || $toolsRow['image'] == 'external.gif' || $toolsRow['image'] == 'external_na.gif') ? ' '.stripslashes($toolsRow['name']) : ' '.get_lang(ucfirst($toolsRow['name']));
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echo "\t" . '</a>';
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echo '</td>';
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if($i%2)
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{
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echo "</tr>";
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}
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$i++;
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}
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}
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if($i%2)
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{
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echo "<td width=\"50%\"> </td>\n",
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"</tr>\n";
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}
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}
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//End of functions show tools
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/*
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==============================================================================
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MAIN CODE
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==============================================================================
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*/
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/*
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-----------------------------------------------------------
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Work with data post askable by admin of course (franglais, clean this)
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-----------------------------------------------------------
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*/
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if(api_is_allowed_to_edit())
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{
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/* Work request */
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/*
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-----------------------------------------------------------
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Modify home page
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-----------------------------------------------------------
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*/
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/*
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* display message to confirm that a tool must be hidden from the list of available tools
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* (visibility 0,1->2)
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*/
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/*if($_GET["remove"])
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{
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$msgDestroy=get_lang('DelLk').'<br />';
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$msgDestroy.='<a href="'.api_get_self().'">'.get_lang('No').'</a> | ';
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$msgDestroy.='<a href="'.api_get_self().'?destroy=yes&id='.$_GET["id"].'">'.get_lang('Yes').'</a>';
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Display :: display_normal_message($msgDestroy);
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}*/
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/*
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* Process hiding a tools from available tools.
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* visibility=2 are only view by Dokeos Administrator (visibility 0,1->2)
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*/
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/*elseif($_GET["destroy"])
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{
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api_sql_query("UPDATE $tool_table SET visibility='2' WHERE id='".$_GET["id"]."'",__FILE__,__LINE__);
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}*/
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/*
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-----------------------------------------------------------
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HIDE
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-----------------------------------------------------------
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*/
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if($_GET["hide"]) // visibility 1 -> 0
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{
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api_sql_query("UPDATE $tool_table SET visibility=0 WHERE id='".$_GET["id"]."'",__FILE__,__LINE__);
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Display::display_confirmation_message(get_lang('ToolIsNowHidden'));
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}
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/*
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-----------------------------------------------------------
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REACTIVATE
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-----------------------------------------------------------
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*/
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elseif($_GET["restore"]) // visibility 0,2 -> 1
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{
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api_sql_query("UPDATE $tool_table SET visibility=1 WHERE id='".$_GET["id"]."'",__FILE__,__LINE__);
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Display::display_confirmation_message(get_lang('ToolIsNowVisible'));
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}
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}
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// work with data post askable by admin of course
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if(api_is_platform_admin())
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{
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// Show message to confirm that a tools must be hide from available tools
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// visibility 0,1->2
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if($_GET["askDelete"])
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{
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?>
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<div id="toolhide">
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<?php echo get_lang("DelLk")?>
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<br />
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<a href="<?php echo $_SERVER['PHP_SELF']?>"><?php echo get_lang("No")?></a> |
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<a href="<?php echo $_SERVER['PHP_SELF']?>?delete=yes&id=<?php echo $_GET["id"]?>"><?php echo get_lang("Yes")?></a>
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</div>
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<?php
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}
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/*
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* Process hiding a tools from available tools.
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*/
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elseif(isset($_GET["delete"]) && $_GET["delete"])
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{
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api_sql_query("DELETE FROM $tool_table WHERE id='$id' AND added_tool=1",__FILE__,__LINE__);
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}
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}
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/*
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==============================================================================
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COURSE ADMIN ONLY VIEW
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==============================================================================
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*/
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// start of tools for CourseAdmins (teachers/tutors)
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if(api_is_allowed_to_edit() && !api_is_platform_admin())
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{
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?>
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<div class="courseadminview">
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<span class="viewcaption"><font size="3" style="color:#FF9900;"><?php echo get_lang("Authoring") ?></font></span>
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<table width="100%">
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<?php show_tools_category(TOOL_AUTHORING);?>
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</table>
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</div>
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<div class="courseadminview">
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<span class="viewcaption"><font size="3" style="color:#FF9900;"><?php echo get_lang("Interaction") ?></font></span>
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<table width="100%">
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<?php show_tools_category(TOOL_INTERACTION) ?>
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</table>
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</div>
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<div class="courseadminview">
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<span class="viewcaption"><font size="3" style="color:#FF9900;"><?php echo get_lang("Administration") ?></font></span>
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<table width="100%">
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<?php show_tools_category(TOOL_ADMIN_PLATEFORM) ?>
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</table>
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</div>
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<?php
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}
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/*
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-----------------------------------------------------------
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Tools for platform admin only
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-----------------------------------------------------------
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*/
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elseif(api_is_platform_admin() || api_is_allowed_to_edit())
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{
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?>
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<div class="courseadminview">
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<span class="viewcaption"><font size="3" style="color:#FF9900;"><?php echo get_lang("Authoring") ?></font></span>
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<table width="100%">
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<?php show_tools_category(TOOL_AUTHORING);?>
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</table>
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</div>
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<div class="courseadminview">
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<span class="viewcaption"><font size="3" style="color:#FF9900;"><?php echo get_lang("Interaction") ?></font></span>
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<table width="100%">
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<?php show_tools_category(TOOL_INTERACTION) ?>
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</table>
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</div>
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<div class="courseadminview">
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<span class="viewcaption"><font size="3" style="color:#FF9900;"><?php echo get_lang("Administration") ?></font></span>
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<table width="100%">
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<?php show_tools_category(TOOL_ADMIN_PLATEFORM) ?>
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</table>
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</div>
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<?php
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}
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/*
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==============================================================================
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TOOLS AUTHORING
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==============================================================================
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*/
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else{
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?>
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<div class="Authoringview">
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<table width="100%">
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<?php show_tools_category(TOOL_STUDENT_VIEW) ?>
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</table>
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</div>
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<?php
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}
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?>
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