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Path: /data/applications/aps/geeklog/1.8.0-0/standard/htdocs/public_html/admin/ [ Home ]
File: configuration.php
<?php

/* Reminder: always indent with 4 spaces (no tabs). */
// +---------------------------------------------------------------------------+
// | Geeklog 1.8                                                               |
// +---------------------------------------------------------------------------+
// | configuration.php                                                         |
// |                                                                           |
// | Loads the administration UI and sends input to config.class               |
// +---------------------------------------------------------------------------+
// | Copyright (C) 2007-2011 by the following authors:                         |
// |                                                                           |
// | Authors: Aaron Blankstein  - kantai AT gmail DOT com                      |
// |          Akeda Bagus       - admin AT gedex DOT web DOT id                |
// |          Dirk Haun         - dirk AT haun-online DOT de                   |
// +---------------------------------------------------------------------------+
// |                                                                           |
// | 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.                    |
// |                                                                           |
// | This program is distributed in the hope that it will be useful,           |
// | but WITHOUT ANY WARRANTY; without even the implied warranty of            |
// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             |
// | GNU General Public License for more details.                              |
// |                                                                           |
// | You should have received a copy of the GNU General Public License         |
// | along with this program; if not, write to the Free Software Foundation,   |
// | Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.           |
// |                                                                           |
// +---------------------------------------------------------------------------+

/**
 * Geeklog common function library
 */
require_once '../lib-common.php';
require_once 'auth.inc.php';

/**
 * Helper function: Provide language dropdown
 *
 * NOTE:     Note that key/value are being swapped!
 *
 * @return   array   Array of (filename, displayname) pairs
 *
 */
function configmanager_select_language_helper()
{
    global $_CONF;

    return array_flip(MBYTE_languageList($_CONF['default_charset']));
}

/**
 * Helper function: Provide themes dropdown
 *
 * NOTE:     Beautifying code duplicated from usersettings.php
 *
 * @return   array   Array of (filename, displayname) pairs
 *
 */
function configmanager_select_theme_helper()
{
    $themes = array();

    $themeFiles = COM_getThemes(true);
    usort($themeFiles, 'strcasecmp');

    foreach ($themeFiles as $theme) {
        $words = explode('_', $theme);
        $bwords = array();
        foreach ($words as $th) {
            if ((strtolower($th[0]) == $th[0]) &&
                (strtolower($th[1]) == $th[1])) {
                $bwords[] = ucfirst($th);
            } else {
                $bwords[] = $th;
            }
        }

        $themes[implode(' ', $bwords)] = $theme;
    }

    return $themes;
}

/**
 * Helper function: Provide timezone dropdown
 *
 * @return   array   Array of (timezone-long-name, timezone-short-name) pairs
 *
 */
function configmanager_select_timezone_helper()
{
    global $_CONF;

    require_once $_CONF['path_system'] . 'classes/timezoneconfig.class.php';

    return array_flip(TimeZoneConfig::listAvailableTimeZones());
}

/**
 * Helper function: Provide dropdown for Permanent Cookie Timeout
 *
 * @return   array   Array of (description, timeout-in-seconds) pairs
 *
 */
function configmanager_select_default_perm_cookie_timeout_helper()
{
    global $_TABLES, $LANG_cookiecodes;

    $retval = array();

    $result = DB_query("SELECT cc_value,cc_descr FROM {$_TABLES['cookiecodes']}");
    $num_values = DB_numRows($result);

    for ($i = 0; $i < $num_values; $i++) {
        list($cc_value, $cc_descr) = DB_fetchArray($result);
        $cc_descr = $LANG_cookiecodes[$cc_value];
        $retval[$cc_descr] = $cc_value;
    }

    return $retval;
}

/**
 * Custom validation rule for copyrightyear
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_copyrightyear($rule, $ruleParams) {
    $year = $ruleParams[0]['copyrightyear'];
    
    return preg_match('/^\d{1,4}$/', $year);
}

/**
 * Custom validation rule for mail_settings[sendmail_path]
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_mail_settings_sendmail_path($rule, $ruleParams) {
    $ret = true;
    if ( isset($ruleParams[2]['backend']) && $ruleParams[2]['backend'] == 'sendmail' ) {
        if ( isset($ruleParams[0]['mail_settings[sendmail_path]']) && 
             empty($ruleParams[0]['mail_settings[sendmail_path]']) ) 
        {
            $ret = false;
        } else if ( is_string($ruleParams[0]['mail_settings[sendmail_path]']) ) {
            $ret = true;
        }
    }
    
    return $ret;
}

/**
 * Custom validation rule for Feed Limit
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_rdf_limit($rule, $ruleParams) {
    $ret = false;
    if ( isset($ruleParams[0]['rdf_limit']) ) {
        $ret = preg_match('/^[\d]+h?$/i', $ruleParams[0]['rdf_limit']);
    }
    
    return $ret;
}

/**
 * Custom validation rule for check path existence
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_path($rule, $ruleParams) {
    $ret = false;
    if ( isset($ruleParams[0]) ) {
        foreach ($ruleParams[0] as $paramName => $paramValue ) {
            break;
        }
        $ret = is_dir($ruleParams[0][$paramName]);
    }
    
    return $ret;
}

/**
 * Custom validation rule for check file existence
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_file($rule, $ruleParams) {
    $ret = false;
    if ( isset($ruleParams[0]) ) {
        foreach ($ruleParams[0] as $paramName => $paramValue ) {
            break;
        }
        $ret = file_exists($ruleParams[0][$paramName]);
    }
    
    return $ret;
}

/**
 * Custom validation rule for page limits for search
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_search_limits($rule, $ruleParams) {
    $ret = false;
    if ( isset($ruleParams[0]['search_limits']) ) {
        $limits = explode(',', $ruleParams[0]['search_limits']);
        
        $prevLimit = 0;
        foreach ($limits as $limit) {
            if ( !is_numeric($limit) || $limit < 0 ) {
                $ret = false;
                break;
            }
            
            if ( $limit < $prevLimit ) {
                $ret = false;
                break;
            }
            
            $ret = true;
            $prevLimit = $limit;
        }
    }
    
    return $ret;
}

/**
 * Custom validation rule for number of searh results
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_num_search_results($rule, $ruleParams) {
    global $_CONF;
    
    $ret = false;
    if ( isset($_CONF['search_limits']) && 
         isset($ruleParams[0]['num_search_results']) )
    {
        
        $limits = explode(',', $_CONF['search_limits']);
        
        if ( in_array($ruleParams[0]['num_search_results'], $limits) ) {
            $ret = true;
        }
    }
    
    return $ret;
}

/**
 * Custom validation rule for theme
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_theme($rule, $ruleParams) {
    global $_CONF;
    
    $ret = false;
    if ( isset($_CONF['path_themes']) && 
         isset($ruleParams[0]['theme']) )
    {
        if ( is_dir($_CONF['path_themes'] . DIRECTORY_SEPARATOR . $ruleParams[0]['theme']) ) {
            $ret = true;
        }
    }
    
    return $ret;
}

/**
 * Custom validation rule for path_themes
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_path_themes($rule, $ruleParams) {    
    $ret = false;
    if ( isset($ruleParams[0]['path_themes']) && is_dir($ruleParams[0]['path_themes']) ) {
        $ret = true;
    }
    
    if ( substr($ruleParams[0]['path_themes'], -1) !== DIRECTORY_SEPARATOR ) {
        $ret = false;
    }
    
    return $ret;
}

/**
 * Custom validation rule for path_to_mogrify
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_path_to_mogrify($rule, $ruleParams) {
    global $_CONF;
    
    $ret = false;
    if ( isset($ruleParams[0]['path_to_mogrify']) && isset($_CONF['image_lib']) &&
         $_CONF['image_lib'] == 'imagemagick' &&
         file_exists($ruleParams[0]['path_to_mogrify']) )
    {
        $ret = true;
    }
    
    return $ret;
}

/**
 * Custom validation rule for path_to_netpbm
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_path_to_netpbm($rule, $ruleParams) {
    global $_CONF;
    
    $ret = false;
    if ( isset($ruleParams[0]['path_to_netpbm']) && isset($_CONF['image_lib']) &&
         $_CONF['image_lib'] == 'netpbm' &&
         is_dir($ruleParams[0]['path_to_netpbm']) )
    {
        $ret = true;
    }
    
    return $ret;
}

/**
 * Custom validation rule for language
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_language($rule, $ruleParams) {
    global $_CONF;
    
    $ret = false;
    $languages = array_flip(MBYTE_languageList($_CONF['default_charset']));
    if ( isset($ruleParams[0]['language']) &&
         in_array($ruleParams[0]['language'], $languages) )
    {
        $ret = true;
    }
    
    return $ret;
}

/**
 * Custom validation rule for timezone
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_timezone($rule, $ruleParams) {
    global $_CONF;
    
    require_once $_CONF['path_system'] . 'classes/timezoneconfig.class.php';
    $timezones = array_flip(TimeZoneConfig::listAvailableTimeZones());
    
    $ret = false;
    if ( isset($ruleParams[0]['timezone']) && 
         in_array($ruleParams[0]['timezone'], $timezones) )
    {
        $ret = true;
    }
    
    return $ret;
}

/**
 * Custom validation rule for single character
 * 
 * @param string $rule String of rule name
 * @param array $ruleParams Parameter of validation
 * @return boolean Success
 * 
 */
function custom_validation_single_char($rule, $ruleParams) {
    $ret = false;
    
    if ( isset($ruleParams[0]) ) {
        foreach ($ruleParams[0] as $paramName => $paramValue ) {
            break;
        }
        
        if ( preg_match('/^[\w.,;\-]{1}$/i', $paramValue) ) {
            $ret = true;
        }
    }
    
    return $ret;
}

// MAIN
$display = '';

$config =& config::get_instance();

$default_conf_group = 'Core';
if (!SEC_inGroup('Root')) {
    $default_conf_group = $config->_get_groups();
    if ( !empty($default_conf_group) ) {
        $default_conf_group = array_values($default_conf_group);
        $default_conf_group = $default_conf_group[0];
    } else {
        COM_output($config->_UI_perm_denied());
        exit;
    }
}
$conf_group = array_key_exists('conf_group', $_POST)
//            ? $_POST['conf_group'] : $default_conf_group;
            ? COM_applyFilter($_POST['conf_group']) : $default_conf_group;

if (array_key_exists('set_action', $_POST) && SEC_checkToken()){
    
    if ($_POST['set_action'] == 'restore') {
        $config->restore_param(
            $_POST['name'], $conf_group, $_POST['subgroup'], $_POST['tab']
        );
    } elseif ($_POST['set_action'] == 'unset') {
        $config->unset_param(
            $_POST['name'], $conf_group, $_POST['subgroup'], $_POST['tab']
        );
    }
    
    //$display = $config->get_ui($conf_group, array_key_exists('subgroup', $_POST)
    //                                        ?  $_POST['subgroup'] : null);
    $subgroup = array_key_exists('subgroup', $_POST)
              ? COM_applyFilter($_POST['subgroup']) : null;
    $display = $config->get_ui($conf_group, $subgroup);
} elseif (array_key_exists('form_submit', $_POST) && SEC_checkToken()) {
    $result = null;
    if (! array_key_exists('form_reset', $_POST)) {
        if ($conf_group == 'Core') {
            require_once 'configuration_validation.php';
        } else {
            // Retrieve plugin config validation if found 
            $filename = $_CONF['path'] . 'plugins/' . $conf_group . '/configuration_validation.php';
            if (file_exists($filename)) {
                require_once $filename;
            }
        }

        $result = $config->updateConfig($_POST, $conf_group);

        // notify plugins
        if (is_array($result) && (count($result) > 0)) {
            PLG_configChange($conf_group, array_keys($result));
        }
    }
    //$display = $config->get_ui($conf_group, $_POST['sub_group'], $result);
    $sub_group = array_key_exists('sub_group', $_POST)
               ? COM_applyFilter($_POST['sub_group']) : '0';
    $display = $config->get_ui($conf_group, $sub_group, $result);    
} else {
    //$display = $config->get_ui($conf_group, array_key_exists('subgroup', $_POST)
    //                                       ?  $_POST['subgroup'] : null);
    $subgroup = array_key_exists('subgroup', $_POST)
              ? COM_applyFilter($_POST['subgroup']) : null;
    $display = $config->get_ui($conf_group, $subgroup);    
}

COM_output($display);

?>