You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
506 lines
17 KiB
506 lines
17 KiB
<?php
|
|
// $Id: settings.php 12905 2007-08-30 12:26:09Z elixir_julian $
|
|
/*
|
|
==============================================================================
|
|
Dokeos - elearning and course management software
|
|
|
|
Copyright (c) 2004-2005 Dokeos S.A.
|
|
Copyright (c) 2003 Ghent University
|
|
Copyright (c) Patrick Cool, Ghent University
|
|
Copyright (c) Roan Embrechts, Vrije Universiteit Brussel
|
|
Copyright (c) Bart Mollet, Hogeschool Gent
|
|
|
|
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 address: Dokeos, 44 rue des palais, B-1030 Brussels, Belgium
|
|
Mail: info@dokeos.com
|
|
==============================================================================
|
|
*/
|
|
/**
|
|
==============================================================================
|
|
* With this tool you can easily adjust non critical configuration settings.
|
|
* Non critical means that changing them will not result in a broken campus.
|
|
*
|
|
* @author Patrick Cool
|
|
* @since Dokeos 1.6
|
|
* @package dokeos.admin
|
|
==============================================================================
|
|
*/
|
|
|
|
/*
|
|
==============================================================================
|
|
INIT SECTION
|
|
==============================================================================
|
|
*/
|
|
// name of the language file that needs to be included
|
|
$language_file = 'admin';
|
|
|
|
// including some necessary dokeos files
|
|
include_once ('../inc/global.inc.php');
|
|
require_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
|
|
|
|
// setting the section (for the tabs)
|
|
$this_section = SECTION_PLATFORM_ADMIN;
|
|
|
|
// Access restrictions
|
|
api_protect_admin_script();
|
|
|
|
// Submit Stylesheets
|
|
if ($_POST['submit_stylesheets'])
|
|
{
|
|
$message = store_stylesheets();
|
|
header("Location: ".api_get_self()."?category=stylesheets");
|
|
exit;
|
|
}
|
|
|
|
// Database Table Definitions
|
|
$table_settings_current = Database :: get_main_table(TABLE_MAIN_SETTINGS_CURRENT);
|
|
|
|
// setting breadcrumbs
|
|
$interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
|
|
|
|
// setting the name of the tool
|
|
$tool_name = get_lang('DokeosConfigSettings');
|
|
|
|
// Build the form
|
|
if ($_GET['category'] and $_GET['category'] <> "Plugins" and $_GET['category'] <> "stylesheets")
|
|
{
|
|
$form = new FormValidator('settings', 'post', 'settings.php?category='.$_GET['category']);
|
|
$renderer = & $form->defaultRenderer();
|
|
$renderer->setHeaderTemplate('<div class="settingtitle">{header}</div>'."\n");
|
|
$renderer->setElementTemplate('<div class="settingcomment">{label}</div>'."\n".'<div class="settingvalue">{element}</div>'."\n");
|
|
$my_category = mysql_real_escape_string($_GET['category']);
|
|
$sqlsettings = "SELECT DISTINCT * FROM $table_settings_current WHERE category='$my_category' GROUP BY variable ORDER BY id ASC";
|
|
$resultsettings = api_sql_query($sqlsettings, __FILE__, __LINE__);
|
|
while ($row = mysql_fetch_array($resultsettings))
|
|
{
|
|
$form->addElement('header', null, get_lang($row['title']));
|
|
switch ($row['type'])
|
|
{
|
|
case 'textfield' :
|
|
$form->addElement('text', $row['variable'], get_lang($row['comment']));
|
|
$default_values[$row['variable']] = $row['selected_value'];
|
|
break;
|
|
case 'textarea' :
|
|
$form->addElement('textarea', $row['variable'], get_lang($row['comment']));
|
|
$default_values[$row['variable']] = $row['selected_value'];
|
|
break;
|
|
case 'radio' :
|
|
$values = get_settings_options($row['variable']);
|
|
$group = array ();
|
|
foreach ($values as $key => $value)
|
|
{
|
|
$group[] = $form->createElement('radio', $row['variable'], '', get_lang($value['display_text']), $value['value']);
|
|
}
|
|
$form->addGroup($group, $row['variable'], get_lang($row['comment']), '<br />', false);
|
|
$default_values[$row['variable']] = $row['selected_value'];
|
|
break;
|
|
case 'checkbox';
|
|
$sql = "SELECT * FROM settings_current WHERE variable='".$row['variable']."'";
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
$group = array ();
|
|
while ($rowkeys = mysql_fetch_array($result))
|
|
{
|
|
$element = & $form->createElement('checkbox', $rowkeys['subkey'], '', get_lang($rowkeys['subkeytext']));
|
|
if ($rowkeys['selected_value'] == 'true' && ! $form->isSubmitted())
|
|
{
|
|
$element->setChecked(true);
|
|
}
|
|
$group[] = $element;
|
|
}
|
|
$form->addGroup($group, $row['variable'], get_lang($row['comment']), '<br />'."\n");
|
|
break;
|
|
case "link" :
|
|
$form->addElement('static', null, get_lang($row['comment']), get_lang('CurrentValue').' : '.$row['selected_value']);
|
|
}
|
|
}
|
|
$form->addElement('submit', null, get_lang('Ok'));
|
|
$form->setDefaults($default_values);
|
|
if ($form->validate())
|
|
{
|
|
$values = $form->exportValues();
|
|
// the first step is to set all the variables that have type=checkbox of the category
|
|
// to false as the checkbox that is unchecked is not in the $_POST data and can
|
|
// therefore not be set to false
|
|
$sql = "UPDATE $table_settings_current SET selected_value='false' WHERE category='$my_category' AND type='checkbox'";
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
// Save the settings
|
|
foreach ($values as $key => $value)
|
|
{
|
|
if (!is_array($value))
|
|
{
|
|
$sql = "UPDATE $table_settings_current SET selected_value='".mysql_real_escape_string($value)."' WHERE variable='$key'";
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
}
|
|
else
|
|
{
|
|
foreach ($value as $subkey => $subvalue)
|
|
{
|
|
$sql = "UPDATE $table_settings_current SET selected_value='true' WHERE variable='$key' AND subkey = '$subkey'";
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
}
|
|
}
|
|
}
|
|
header('Location: settings.php?action=stored&category='.$_GET['category']);
|
|
exit;
|
|
}
|
|
}
|
|
|
|
// including the header (banner)
|
|
Display :: display_header($tool_name);
|
|
//api_display_tool_title($tool_name);
|
|
|
|
// displaying the message that the settings have been stored
|
|
if ($_GET['action'] == "stored")
|
|
{
|
|
Display :: display_normal_message($SettingsStored);
|
|
}
|
|
|
|
// grabbing the categories
|
|
$selectcategories = "SELECT DISTINCT category FROM ".$table_settings_current." WHERE category NOT IN ('stylesheets','Plugins')";
|
|
$resultcategories = api_sql_query($selectcategories, __FILE__, __LINE__);
|
|
echo "\n<div><ul>";
|
|
while ($row = mysql_fetch_array($resultcategories))
|
|
{
|
|
echo "\n\t<li><a href=\"".api_get_self()."?category=".$row['category']."\">".ucfirst(get_lang($row['category']))."</a></li>";
|
|
}
|
|
echo "\n\t<li><a href=\"".api_get_self()."?category=Plugins\">".ucfirst(get_lang('Plugins'))."</a></li>";
|
|
echo "\n\t<li><a href=\"".api_get_self()."?category=stylesheets\">".ucfirst(get_lang('Stylesheets'))."</a></li>";
|
|
echo "\n</ul></div>";
|
|
|
|
if (isset ($_GET['category']))
|
|
{
|
|
switch ($_GET['category'])
|
|
{
|
|
// displaying the extensions: plugins
|
|
case 'Plugins' :
|
|
handle_plugins();
|
|
break;
|
|
// displaying the extensions: Stylesheets
|
|
case 'stylesheets' :
|
|
handle_stylesheets();
|
|
break;
|
|
default :
|
|
$form->display();
|
|
}
|
|
}
|
|
|
|
/*
|
|
==============================================================================
|
|
FOOTER
|
|
==============================================================================
|
|
*/
|
|
Display :: display_footer();
|
|
|
|
|
|
|
|
/*
|
|
==============================================================================
|
|
FUNCTIONS
|
|
==============================================================================
|
|
*/
|
|
/**
|
|
* The function that retrieves all the possible settings for a certain config setting
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
*/
|
|
function get_settings_options($var)
|
|
{
|
|
$table_settings_options = Database :: get_main_table(TABLE_MAIN_SETTINGS_OPTIONS);
|
|
$sql = "SELECT * FROM $table_settings_options WHERE variable='$var'";
|
|
$result = api_sql_query($sql, __FILE__, __LINE__);
|
|
while ($row = mysql_fetch_array($result))
|
|
{
|
|
$temp_array = array ('value' => $row['value'], 'display_text' => $row['display_text']);
|
|
$settings_options_array[] = $temp_array;
|
|
}
|
|
return $settings_options_array;
|
|
}
|
|
|
|
/**
|
|
* This function allows easy activating and inactivating of plugins
|
|
* @todo: a similar function needs to be written to activate or inactivate additional tools.
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
*/
|
|
function handle_plugins()
|
|
{
|
|
global $SettingsStored;
|
|
$table_settings_current = Database :: get_main_table(TABLE_MAIN_SETTINGS_CURRENT);
|
|
|
|
if ($_POST['submit_plugins'])
|
|
{
|
|
store_plugins();
|
|
Display :: display_normal_message($SettingsStored);
|
|
}
|
|
|
|
echo get_lang('AvailablePlugins')."<br/><br/>";
|
|
|
|
/* We scan the plugin directory. Each folder is a potential plugin. */
|
|
$pluginpath = api_get_path(SYS_PLUGIN_PATH);
|
|
|
|
$handle = opendir($pluginpath);
|
|
while (false !== ($file = readdir($handle)))
|
|
{
|
|
if (is_dir(api_get_path(SYS_PLUGIN_PATH).$file) AND $file <> '.' AND $file <> '..')
|
|
{
|
|
$possibleplugins[] = $file;
|
|
}
|
|
}
|
|
closedir($handle);
|
|
|
|
/* for each of the possible plugin dirs we check if a file plugin.php (that contains all the needed information about this plugin)
|
|
can be found in the dir.
|
|
this plugin.php file looks like
|
|
$plugin_info['title']='The title of the plugin'; //
|
|
$plugin_info['comment']="Some comment about the plugin";
|
|
$plugin_info['location']=array("loginpage_menu", "campushomepage_menu","banner"); // the possible locations where the plugins can be used
|
|
$plugin_info['version']='0.1 alpha'; // The version number of the plugin
|
|
$plugin_info['author']='Patrick Cool'; // The author of the plugin
|
|
*/
|
|
echo '<form name="plugins" method="post" action="'.api_get_self().'?category='.$_GET['category'].'">';
|
|
echo "<table class=\"data_table\">\n";
|
|
echo "\t<tr>\n";
|
|
echo "\t\t<th>\n";
|
|
echo get_lang('Plugin');
|
|
echo "\t\t</th>\n";
|
|
echo "\t\t<th>\n";
|
|
echo get_lang('LoginPageMainArea');
|
|
echo "\t\t</th>\n";
|
|
echo "\t\t<th>\n";
|
|
echo get_lang('LoginPageMenu');
|
|
echo "\t\t</th>\n";
|
|
echo "\t\t<th>\n";
|
|
echo get_lang('CampusHomepageMainArea');
|
|
echo "\t\t</th>\n";
|
|
echo "\t\t<th>\n";
|
|
echo get_lang('CampusHomepageMenu');
|
|
echo "\t\t</th>\n";
|
|
echo "\t\t<th>\n";
|
|
echo get_lang('MyCoursesMainArea');
|
|
echo "\t\t</th>\n";
|
|
echo "\t\t<th>\n";
|
|
echo get_lang('MyCoursesMenu');
|
|
echo "\t\t</th>\n";
|
|
echo "\t\t<th>\n";
|
|
echo get_lang('Header');
|
|
echo "\t\t</th>\n";
|
|
echo "\t\t<th>\n";
|
|
echo get_lang('Footer');
|
|
echo "\t\t</th>\n";
|
|
echo "\t</tr>\n";
|
|
|
|
/* We retrieve all the active plugins. */
|
|
$sql = "SELECT * FROM $table_settings_current WHERE category='Plugins'";
|
|
$result = api_sql_query($sql);
|
|
while ($row = mysql_fetch_array($result))
|
|
{
|
|
$usedplugins[$row['variable']][] = $row['selected_value'];
|
|
}
|
|
|
|
/* We display all the possible plugins and the checkboxes */
|
|
foreach ($possibleplugins as $testplugin)
|
|
{
|
|
$plugin_info_file = api_get_path(SYS_PLUGIN_PATH).$testplugin."/plugin.php";
|
|
if (file_exists($plugin_info_file))
|
|
{
|
|
$plugin_info = array();
|
|
include ($plugin_info_file);
|
|
|
|
echo "\t<tr>\n";
|
|
echo "\t\t<td>\n";
|
|
foreach ($plugin_info as $key => $value)
|
|
{
|
|
if ($key <> 'location')
|
|
{
|
|
if ($key == 'title')
|
|
{
|
|
$value = '<strong>'.$value.'</strong>';
|
|
}
|
|
echo get_lang(ucwords($key)).': '.$value.'<br />';
|
|
}
|
|
}
|
|
if (file_exists(api_get_path(SYS_PLUGIN_PATH).$testplugin.'/readme.txt'))
|
|
{
|
|
echo "<a href='".api_get_path(WEB_PLUGIN_PATH).$testplugin."/readme.txt'>readme.txt</a>";
|
|
}
|
|
echo "\t\t</td>\n";
|
|
|
|
// column: LoginPageMainArea
|
|
display_plugin_cell('loginpage_main', $plugin_info, $testplugin, $usedplugins);
|
|
display_plugin_cell('loginpage_menu', $plugin_info, $testplugin, $usedplugins);
|
|
display_plugin_cell('campushomepage_main', $plugin_info, $testplugin, $usedplugins);
|
|
display_plugin_cell('campushomepage_menu', $plugin_info, $testplugin, $usedplugins);
|
|
display_plugin_cell('mycourses_main', $plugin_info, $testplugin, $usedplugins);
|
|
display_plugin_cell('mycourses_menu', $plugin_info, $testplugin, $usedplugins);
|
|
display_plugin_cell('header', $plugin_info, $testplugin, $usedplugins);
|
|
display_plugin_cell('footer', $plugin_info, $testplugin, $usedplugins);
|
|
echo "\t</tr>\n";
|
|
}
|
|
}
|
|
echo '</table>';
|
|
|
|
echo '<input type="submit" name="submit_plugins" value="Submit" /></form>';
|
|
}
|
|
|
|
|
|
function display_plugin_cell($location, $plugin_info, $current_plugin, $active_plugins)
|
|
{
|
|
echo "\t\t<td align=\"center\">\n";
|
|
if (in_array($location, $plugin_info['location']))
|
|
{
|
|
if (in_array($current_plugin, $active_plugins[$location]))
|
|
{
|
|
$checked = "checked";
|
|
}
|
|
else
|
|
{
|
|
$checked = '';
|
|
}
|
|
echo '<input type="checkbox" name="'.$current_plugin.'-'.$location.'" value="true" '.$checked.'/>';
|
|
}
|
|
echo "\t\t</td>\n";
|
|
}
|
|
|
|
/**
|
|
* This function allows the platform admin to choose the default stylesheet
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
*/
|
|
function handle_stylesheets()
|
|
{
|
|
// Current style
|
|
$currentstyle = api_get_setting('stylesheets');
|
|
|
|
// Preview of the stylesheet
|
|
echo '<div><iframe src="style_preview.php" width="100%" height="300" name="preview"></iframe></div>';
|
|
|
|
echo '<form name="stylesheets" method="post" action="'.api_get_self().'?category='.$_GET['category'].'">';
|
|
if ($handle = opendir(api_get_path(SYS_PATH).'main/css/'))
|
|
{
|
|
$counter=1;
|
|
while (false !== ($style_dir = readdir($handle)))
|
|
{
|
|
if(substr($style_dir,0,1)=='.') //skip dirs starting with a '.'
|
|
{
|
|
continue;
|
|
}
|
|
$dirpath = api_get_path(SYS_PATH).'main/css/'.$style_dir;
|
|
if (is_dir($dirpath))
|
|
{
|
|
if ($style_dir != '.' && $style_dir != '..')
|
|
{
|
|
if ($currentstyle == $style_dir OR ($style_dir == 'default' AND !$currentstyle))
|
|
{
|
|
$selected = 'checked="checked"';
|
|
}
|
|
else
|
|
{
|
|
$selected = '';
|
|
}
|
|
|
|
echo "<input type=\"radio\" name=\"style\" value=\"".$style_dir."\" ".$selected." onClick=\"parent.preview.location='style_preview.php?style=".$style_dir."';\"/>";
|
|
echo '<a href="style_preview.php?style='.$style_dir.'" target="preview">'.$style_dir.'</a>';
|
|
//echo '<div id="Layer'.$counter.'" style="position:relative; width:687px; z-index:2; visibility: hidden;">';
|
|
//echo '<a href="#" onClick="MM_showHideLayers(\'Layer'.$counter.'\',\'\',\'hide\')">'.get_lang('Close').'</a>';
|
|
//echo '<iframe src="style_preview.php?style='.$file.'" width="100%" style="float:right;"></iframe></div>';
|
|
echo "<br />\n";
|
|
$counter++;
|
|
}
|
|
}
|
|
}
|
|
closedir($handle);
|
|
}
|
|
echo '<input type="submit" name="submit_stylesheets" value="'.get_lang('Ok').'" /></form>';
|
|
}
|
|
|
|
/**
|
|
* This function allows easy activating and inactivating of plugins
|
|
* @todo: a similar function needs to be written to activate or inactivate additional tools.
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
*/
|
|
function store_plugins()
|
|
{
|
|
$table_settings_current = Database :: get_main_table(TABLE_MAIN_SETTINGS_CURRENT);
|
|
|
|
// Step 1 : we remove all the plugins
|
|
$sql = "DELETE FROM $table_settings_current WHERE category='Plugins'";
|
|
api_sql_query($sql, __LINE__, __FILE__);
|
|
|
|
// step 2: looping through all the post values we only store these which are really a valid plugin location.
|
|
foreach ($_POST as $form_name => $formvalue)
|
|
{
|
|
$form_name_elements = explode("-", $form_name);
|
|
if (is_valid_plugin_location($form_name_elements[1]))
|
|
{
|
|
$sql = "INSERT into $table_settings_current (variable,category,selected_value) VALUES ('".$form_name_elements['1']."','Plugins','".$form_name_elements['0']."')";
|
|
api_sql_query($sql, __LINE__, __FILE__);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Check if the post information is really a valid plugin location.
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
*/
|
|
function is_valid_plugin_location($location)
|
|
{
|
|
$valid_locations=array('loginpage_main', 'loginpage_menu', 'campushomepage_main', 'campushomepage_menu', 'mycourses_main', 'mycourses_menu','header', 'footer');
|
|
if (in_array($location, $valid_locations))
|
|
{
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* This function allows the platform admin to choose which should be the default stylesheet
|
|
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
|
|
*/
|
|
function store_stylesheets()
|
|
{
|
|
// Database Table Definitions
|
|
$table_settings_current = Database :: get_main_table(TABLE_MAIN_SETTINGS_CURRENT);
|
|
|
|
// Insert the stylesheet
|
|
$style = Database::escape_string($_POST['style']);
|
|
if (is_style($style))
|
|
{
|
|
$sql = 'UPDATE '.$table_settings_current.' SET
|
|
selected_value = "'.$style.'"
|
|
WHERE variable = "stylesheets"
|
|
AND category = "stylesheets"';
|
|
|
|
api_sql_query($sql, __LINE__, __FILE__);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* This function checks if the given style is a recognize style that exists in the css directory as
|
|
* a standalone directory.
|
|
* @param string Style
|
|
* @return bool True if this style is recognized, false otherwise
|
|
*/
|
|
function is_style($style)
|
|
{
|
|
$dir = api_get_path(SYS_PATH).'main/css/';
|
|
$dirs = scandir($dir);
|
|
$style = str_replace(array('/','\\'),array('',''),$style); //avoid slashes or backslashes
|
|
if (in_array($style,$dirs) && is_dir($dir.$style))
|
|
{
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
?>
|