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449 lines
15 KiB
449 lines
15 KiB
18 years ago
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<?php
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// $Id: settings.php 9589 2006-10-19 13:53:43Z bmol $
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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) Patrick Cool, Ghent University
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Copyright (c) Roan Embrechts, Vrije Universiteit Brussel
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Copyright (c) Bart Mollet, Hogeschool Gent
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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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* With this tool you can easily adjust non critical configuration settings.
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* Non critical means that changing them will not result in a broken campus.
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*
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* @author Patrick Cool
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* @since Dokeos 1.6
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* @package dokeos.admin
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==============================================================================
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*/
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/*
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==============================================================================
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INIT SECTION
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==============================================================================
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*/
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// stating the language file
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$langFile = 'admin';
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// including some necessary dokeos files
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include ('../inc/global.inc.php');
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require_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
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$this_section = SECTION_PLATFORM_ADMIN;
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api_protect_admin_script();
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// Submit Stylesheets
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if ($_POST['SubmitStylesheets'])
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{
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$message = store_stylesheets();
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header("Location: http://{$_SERVER['HTTP_HOST']}{$_SERVER['PHP_SELF']}?category=stylesheets");
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exit;
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}
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$table_settings_current = Database :: get_main_table(MAIN_SETTINGS_CURRENT_TABLE);
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// setting breadcrumbs
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//$interbreadcrumb[] = array ("url" => "index.php", "name" => get_lang('PlatformAdmin'));
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// setting the name of the tool
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$tool_name = get_lang('DokeosConfigSettings');
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// Build the form
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if ($_GET['category'] and $_GET['category'] <> "Plugins" and $_GET['category'] <> "stylesheets")
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{
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$form = new FormValidator('settings', 'post', 'settings.php?category='.$_GET['category']);
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$renderer = & $form->defaultRenderer();
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$renderer->setHeaderTemplate('<div class="settingtitle">{header}</div>'."\n");
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$renderer->setElementTemplate('<div class="settingcomment">{label}</div>'."\n".'<div class="settingvalue">{element}</div>'."\n");
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$sqlsettings = "SELECT DISTINCT * FROM $table_settings_current WHERE category='".$_GET['category']."' GROUP BY variable ORDER BY id ASC";
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$resultsettings = api_sql_query($sqlsettings, __FILE__, __LINE__);
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while ($row = mysql_fetch_array($resultsettings))
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{
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$form->addElement('header', null, get_lang($row['title']));
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switch ($row['type'])
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{
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case 'textfield' :
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$form->addElement('text', $row['variable'], get_lang($row['comment']));
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$default_values[$row['variable']] = $row['selected_value'];
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break;
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case 'textarea' :
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$form->addElement('textarea', $row['variable'], get_lang($row['comment']));
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$default_values[$row['variable']] = $row['selected_value'];
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break;
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case 'radio' :
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$values = get_settings_options($row['variable']);
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$group = array ();
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foreach ($values as $key => $value)
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{
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$group[] = $form->createElement('radio', $row['variable'], '', get_lang($value['display_text']), $value['value']);
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}
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$form->addGroup($group, $row['variable'], get_lang($row['comment']), '<br />', false);
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$default_values[$row['variable']] = $row['selected_value'];
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break;
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case 'checkbox';
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$sql = "SELECT * FROM settings_current WHERE variable='".$row['variable']."'";
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$result = api_sql_query($sql, __FILE__, __LINE__);
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$group = array ();
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while ($rowkeys = mysql_fetch_array($result))
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{
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$element = & $form->createElement('checkbox', $rowkeys['subkey'], '', get_lang($rowkeys['subkeytext']));
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if ($rowkeys['selected_value'] == 'true' && ! $form->isSubmitted())
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{
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$element->setChecked(true);
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}
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$group[] = $element;
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}
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$form->addGroup($group, $row['variable'], get_lang($row['comment']), '<br />'."\n");
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break;
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case "link" :
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$form->addElement('static', null, get_lang($row['comment']), get_lang('CurrentValue').' : '.$row['selected_value']);
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}
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}
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$form->addElement('submit', null, get_lang('Ok'));
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$form->setDefaults($default_values);
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if ($form->validate())
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{
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$values = $form->exportValues();
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// the first step is to set all the variables that have type=checkbox of the category
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// to false as the checkbox that is unchecked is not in the $_POST data and can
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// therefore not be set to false
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$sql = "UPDATE $table_settings_current SET selected_value='false' WHERE category='".mysql_real_escape_string($_GET['category'])."' AND type='checkbox'";
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$result = api_sql_query($sql, __FILE__, __LINE__);
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// Save the settings
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foreach ($values as $key => $value)
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{
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if (!is_array($value))
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{
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$sql = "UPDATE $table_settings_current SET selected_value='".mysql_real_escape_string($value)."' WHERE variable='$key'";
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$result = api_sql_query($sql, __FILE__, __LINE__);
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}
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else
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{
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foreach ($value as $subkey => $subvalue)
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{
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$sql = "UPDATE $table_settings_current SET selected_value='true' WHERE variable='$key' AND subkey = '$subkey'";
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$result = api_sql_query($sql, __FILE__, __LINE__);
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}
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}
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}
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header('Location: settings.php?action=stored&category='.$_GET['category']);
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exit;
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}
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}
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// including the header (banner)
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Display :: display_header($tool_name);
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//api_display_tool_title($tool_name);
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// displaying the message that the settings have been stored
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if ($_GET['action'] == "stored")
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{
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Display :: display_normal_message($SettingsStored);
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}
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// grabbing the categories
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$selectcategories = "SELECT DISTINCT category FROM ".$table_settings_current." WHERE category NOT IN ('stylesheets','Plugins')";
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$resultcategories = api_sql_query($selectcategories, __FILE__, __LINE__);
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echo "\n<div><ul>";
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while ($row = mysql_fetch_array($resultcategories))
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{
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echo "\n\t<li><a href=\"".$_SERVER['PHP_SELF']."?category=".$row['category']."\">".get_lang($row['category'])."</a></li>";
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}
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echo "\n\t<li><a href=\"".$_SERVER['PHP_SELF']."?category=Plugins\">".get_lang('Plugins')."</a></li>";
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echo "\n\t<li><a href=\"".$_SERVER['PHP_SELF']."?category=stylesheets\">".get_lang('Stylesheets')."</a></li>";
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echo "\n</ul></div>";
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if (isset ($_GET['category']))
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{
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switch ($_GET['category'])
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{
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// displaying the extensions: plugins
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case 'Plugins' :
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handle_plugins();
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break;
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// displaying the extensions: Stylesheets
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case 'stylesheets' :
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handle_stylesheets();
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break;
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default :
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$form->display();
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}
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}
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/*
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==============================================================================
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FOOTER
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==============================================================================
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*/
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Display :: display_footer();
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/**
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* The function that retrieves all the possible settings for a certain config setting
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* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
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*/
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function get_settings_options($var)
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{
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$table_settings_options = Database :: get_main_table(MAIN_SETTINGS_OPTIONS_TABLE);
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$sql = "SELECT * FROM $table_settings_options WHERE variable='$var'";
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$result = api_sql_query($sql, __FILE__, __LINE__);
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while ($row = mysql_fetch_array($result))
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{
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$temp_array = array ('value' => $row['value'], 'display_text' => $row['display_text']);
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$settings_options_array[] = $temp_array;
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}
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return $settings_options_array;
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}
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/**
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* This function allows easy activating and inactivating of plugins
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* @todo: a similar function needs to be written to activate or inactivate additional tools.
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* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University
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*/
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function handle_plugins()
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{
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global $SettingsStored;
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$table_settings_current = Database :: get_main_table(MAIN_SETTINGS_CURRENT_TABLE);
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if ($_POST['SubmitPlugins'])
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{
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store_plugins();
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Display :: display_normal_message($SettingsStored);
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}
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echo get_lang('AvailablePlugins')."<br/><br/>";
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/* We scan the plugin directory. Each folder is a potential plugin. */
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$pluginpath = api_get_path(SYS_PLUGIN_PATH);
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$handle = opendir($pluginpath);
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while (false !== ($file = readdir($handle)))
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{
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if (is_dir(api_get_path(SYS_PLUGIN_PATH).$file) AND $file <> '.' AND $file <> '..')
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{
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$possibleplugins[] = $file;
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}
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}
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closedir($handle);
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/* for each of the possible plugin dirs we check if a file plugin.php (that contains all the needed information about this plugin)
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can be found in the dir.
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this plugin.php file looks like
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$plugin_info['title']='The title of the plugin'; //
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$plugin_info['comment']="Some comment about the plugin";
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$plugin_info['location']=array("loginpage_menu", "campushomepage_menu","banner"); // the possible locations where the plugins can be used
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$plugin_info['version']='0.1 alpha'; // The version number of the plugin
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$plugin_info['author']='Patrick Cool'; // The author of the plugin
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*/
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echo '<form name="plugins" method="post" action="'.$_SERVER['PHP_SELF'].'?category='.$_GET['category'].'">';
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echo "<table class=\"data_table\">\n";
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echo "\t<tr>\n";
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echo "\t\t<th>\n";
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echo get_lang('Plugin');
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echo "\t\t</th>\n";
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echo "\t\t<th>\n";
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echo get_lang('MainMenu');
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echo "\t\t</th>\n";
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echo "\t\t<th>\n";
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echo get_lang('MainMenuLogged');
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echo "\t\t</th>\n";
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echo "\t\t<th>\n";
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echo get_lang('Banner');
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echo "\t\t</th>\n";
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echo "\t</tr>\n";
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/* We retrieve all the active plugins. */
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$sql = "SELECT * FROM $table_settings_current WHERE category='Plugins'";
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$result = api_sql_query($sql);
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while ($row = mysql_fetch_array($result))
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{
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$usedplugins[$row['variable']][] = $row['selected_value'];
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}
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/* We display all the possible plugins and the checkboxes */
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foreach ($possibleplugins as $testplugin)
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{
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$plugin_info_file = api_get_path(SYS_PLUGIN_PATH).$testplugin."/plugin.php";
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if (file_exists($plugin_info_file))
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{
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include ($plugin_info_file);
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echo "\t<tr>\n";
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echo "\t\t<td>\n";
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foreach ($plugin_info as $key => $value)
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{
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if ($key <> 'location')
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{
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if ($key == 'title')
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{
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$value = '<strong>'.$value.'</strong>';
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}
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echo get_lang($key).': '.$value.'<br />';
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}
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}
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if (file_exists(api_get_path(SYS_PLUGIN_PATH).$testplugin.'/readme.txt'))
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{
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echo "<a href='".api_get_path(WEB_PLUGIN_PATH).$testplugin."/readme.txt'>readme.txt</a>";
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}
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echo "\t\t</td>\n";
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echo "\t\t<td align=\"center\">\n";
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if (in_array('loginpage_menu', $plugin_info['location']))
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{
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if (in_array($testplugin, $usedplugins['loginpage_menu']))
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{
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$checked = "checked";
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}
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else
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{
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$checked = '';
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}
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echo '<input type="checkbox" name="'.$testplugin.'-loginpage_menu" value="true" '.$checked.'/>';
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}
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echo "\t\t</td>\n";
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echo "\t\t<td align=\"center\">\n";
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if (in_array('campushomepage_menu', $plugin_info['location']))
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{
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if (in_array($testplugin, $usedplugins['campushomepage_menu']))
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{
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$checked = "checked";
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}
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else
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{
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$checked = '';
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}
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echo '<input type="checkbox" name="'.$testplugin.'-campushomepage_menu" value="true" '.$checked.'/>';
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}
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echo "\t\t</td>\n";
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echo "\t\t<td align=\"center\">\n";
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if (in_array('banner', $plugin_info['location']))
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{
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if (in_array($testplugin, $usedplugins['banner']))
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{
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$checked = "checked";
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}
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else
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{
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$checked = '';
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}
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echo '<input type="checkbox" name="'.$testplugin.'-banner" value="true"'.$checked.'/>';
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}
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echo "\t\t</td>\n";
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echo "\t</tr>\n";
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}
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}
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echo '</table>';
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echo '<input type="submit" name="SubmitPlugins" value="Submit" /></form>';
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}
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|
|
/**
|
||
|
|
* 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
|
||
|
|
$currentstyle = api_get_setting('stylesheets');
|
||
|
|
|
||
|
|
// Preview of the stylesheet
|
||
|
|
echo '<div><iframe src="style_preview.php" width="100%" height="300" name="preview"></iframe></div>';
|
||
|
|
|
||
|
|
echo '<form name="stylesheets" method="post" action="'.$_SERVER['PHP_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)=='.'){continue;} //skip dirs starting with a '.'
|
||
|
|
$dirpath = api_get_path(SYS_PATH).'main/css/'.$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="SubmitStylesheets" value="Submit" /></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(MAIN_SETTINGS_CURRENT_TABLE);
|
||
|
|
|
||
|
|
// 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 end on loginpage_menu or campushomepage_menu or banner
|
||
|
|
foreach ($_POST as $form_name => $formvalue)
|
||
|
|
{
|
||
|
|
$form_name_elements = explode("-", $form_name);
|
||
|
|
if (in_array('loginpage_menu', $form_name_elements) OR in_array('campushomepage_menu', $form_name_elements) OR in_array('banner', $form_name_elements))
|
||
|
|
{
|
||
|
|
$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__);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 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()
|
||
|
|
{
|
||
|
|
$table_settings_current = Database :: get_main_table(MAIN_SETTINGS_CURRENT_TABLE);
|
||
|
|
|
||
|
|
// Delete the current stylesheet (if there is one). We are not sure there is one
|
||
|
|
$sql = "DELETE FROM $table_settings_current WHERE category='stylesheets'";
|
||
|
|
api_sql_query($sql, __LINE__, __FILE__);
|
||
|
|
|
||
|
|
// Insert the stylesheet
|
||
|
|
if ($_POST['style'] <> 'default')
|
||
|
|
{
|
||
|
|
$sql = "INSERT into $table_settings_current (variable,category,selected_value) VALUES ('stylesheets','stylesheets','".$_POST['style']."')";
|
||
|
|
api_sql_query($sql, __LINE__, __FILE__);
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
?>
|