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<?php if(!defined('IN_GS')){ die('you cannot load this page directly.'); }
/**
 * Template Functions
 *
 * These functions are used within the back-end of a GetSimple installation
 *
 * @package GetSimple
 * @subpackage Zip
 */
   
   
/**
 * Get Template
 *
 * @since 1.0
 *
 * @param string $name Name of template file to get
 * @param string $title Title to place on page
 * @return string
 */
function get_template($name, $title='** Change Me - Default Page Title **') {
   
ob_start();
   
$file = "template/" . $name . ".php";
    include(
$file);
   
$template = ob_get_contents();
   
ob_end_clean();
    echo
$template;
}

/**
 * Filename ID
 *
 * Generates HTML code to place on the body tag of a page
 *
 * @since 1.0
 * @uses myself
 *
 * @return string
 */
function filename_id() {
   
$path = myself(FALSE);
   
$file = basename($path,".php");    
    echo
"id=\"". $file ."\"";    
}

/**
 * Get Filename ID
 *
 * Returns the filename of the current file, minus .php
 *
 * @since 1.0
 * @uses myself
 *
 * @return string
 */
function get_filename_id() {
   
$path = myself(FALSE);
   
$file = basename($path,".php");    
    return
$file;    
}

/**
 * Delete Pages File
 *
 * Deletes pages data file afer making backup
 *
 * @since 1.0
 * @uses GSBACKUPSPATH
 * @uses GSDATAPAGESPATH
 *
 * @param string $id File ID to delete
 */
function delete_file($id) {

   
$bakfilepath = GSBACKUPSPATH . 'pages' . DIRECTORY_SEPARATOR;
   
$bakfile = $bakfilepath . $id .'.bak.xml';

   
$filepath = GSDATAPAGESPATH;
   
$file = $filepath . $id .'.xml';

    if(
filepath_is_safe($file,$filepath)){
       
$successbak = copy($file, $bakfile);
       
$successdel = unlink($file);
        if(
$successdel && $successbak) return 'success';
    }
    return
'error';
}

/**
 * Check Permissions
 *
 * Returns the CHMOD value of a particular file or path
 *
 * @since 2.0
 *
 * @param string $path File and/or path
 */
function check_perms($path) {
 
clearstatcache();
 
$configmod = substr(sprintf('%o', fileperms($path)), -4);  
    return
$configmod;
}

/**
 * Delete Zip File
 *
 * @since 1.0
 * @uses GSBACKUPSPATH
 *
 * @param string $id Zip filename to delete
 * @return string
 */
function delete_zip($id) {
   
$filepath = GSBACKUPSPATH . 'zip' . DIRECTORY_SEPARATOR;
   
$file = $filepath . $id;

    if(
filepath_is_safe($file,$filepath)){
       
$success =  unlink($file);
        if(
$success) return 'success';
    }
    return
'error';
}

/**
 * Delete Uploaded File
 *
 * @since 1.0
 * @uses GSTHUMBNAILPATH
 * @uses GSDATAUPLOADPATH
 *
 * @param string $id Uploaded filename to delete
 * @param string $path Path to uploaded file folder
 * @return string
 */
function delete_upload($id, $path = "") {
   
$filepath = GSDATAUPLOADPATH . $path;
   
$file =  $filepath . $id;

    if(
path_is_safe($filepath,GSDATAUPLOADPATH) && filepath_is_safe($file,$filepath)){
       
$status = unlink(GSDATAUPLOADPATH . $path . $id);
        if (
file_exists(GSTHUMBNAILPATH.$path."thumbnail.". $id)) {
           
unlink(GSTHUMBNAILPATH.$path."thumbnail.". $id);
        }
        if (
file_exists(GSTHUMBNAILPATH.$path."thumbsm.". $id)) {
           
unlink(GSTHUMBNAILPATH.$path."thumbsm.". $id);
        }
        if(
$status) return 'success';
    }    

    return
'error';
}

/**
 * Delete Cache Files
 *
 * @since 3.1.3
 * @uses GSCACHEPATH
 *
 * @returns deleted count on success, null if there are any errors
 */
function delete_cache() {
   
$cachepath = GSCACHEPATH;
   
   
$cnt = 0;    
   
$success = null;
   
    foreach(
glob($cachepath.'*.txt') as $file){
        if(
unlink($file)) $cnt++;
        else
$success = false;
    }    

    if(
$success == false) return null;
    return
$cnt;
}

/**
 * Delete Pages Backup File
 *
 * @since 1.0
 * @uses GSBACKUPSPATH
 *
 * @param string $id File ID to delete
 * @return string
 */
function delete_bak($id) {
   
unlink(GSBACKUPSPATH."pages/". $id .".bak.xml");
    return
'success';
}

/**
 * Restore Pages Backup File
 *
 * @since 1.0
 * @uses GSBACKUPSPATH
 * @uses GSDATAPAGESPATH
 *
 * @param string $id File ID to restore
 */
function restore_bak($id) {
   
$file = GSBACKUPSPATH."pages/". $id .".bak.xml";
   
$newfile = GSDATAPAGESPATH . $id .".xml";
   
$tmpfile = GSBACKUPSPATH."pages/". $id .".tmp.xml";
    if ( !
file_exists($newfile) ) {
       
copy($file, $newfile);
       
unlink($file);
    } else {
       
copy($file, $tmpfile);
       
copy($newfile, $file);
       
copy($tmpfile, $newfile);
       
unlink($tmpfile);
    }
   
exec_action('page-restored');
   
generate_sitemap();
}

/**
 * Create Random Password
 *
 * @since 1.0
 *
 * @return string
 */
function createRandomPassword() {
   
$chars = "Ayz23mFGHBxPQefgnopRScdqrTU4CXYZabstuDEhijkIJKMNVWvw56789";
   
srand((double)microtime()*1000000);
   
$i = 0;
   
$pass = '' ;
    while (
$i <= 5) {
       
$num = rand() % 33;
       
$tmp = substr($chars, $num, 1);
       
$pass = $pass . $tmp;
       
$i++;
    }
    return
$pass;
}

/**
 * File Type Category
 *
 * Returns the category of an file based on its extension
 *
 * @since 1.0
 * @uses i18n_r
 *
 * @param string $ext
 * @return string
 */
function get_FileType($ext) {

   
$ext = lowercase($ext);
    if (
$ext == 'jpg' || $ext == 'jpeg' || $ext == 'pct' || $ext == 'gif' || $ext == 'bmp' || $ext == 'png' ) {
        return
i18n_r('IMAGES') .' Images';
    } elseif (
$ext == 'zip' || $ext == 'gz' || $ext == 'rar' || $ext == 'tar' || $ext == 'z' || $ext == '7z' || $ext == 'pkg' ) {
        return
i18n_r('FTYPE_COMPRESSED');
    } elseif (
$ext == 'ai' || $ext == 'psd' || $ext == 'eps' || $ext == 'dwg' || $ext == 'tif' || $ext == 'tiff' || $ext == 'svg' ) {
        return
i18n_r('FTYPE_VECTOR');
    } elseif (
$ext == 'swf' || $ext == 'fla' ) {
        return
i18n_r('FTYPE_FLASH');    
    } elseif (
$ext == 'mov' || $ext == 'mpg' || $ext == 'avi' || $ext == 'mpeg' || $ext == 'rm' || $ext == 'wmv' ) {
        return
i18n_r('FTYPE_VIDEO');
    } elseif (
$ext == 'mp3' || $ext == 'wav' || $ext == 'wma' || $ext == 'midi' || $ext == 'mid' || $ext == 'm3u' || $ext == 'ra' || $ext == 'aif' ) {
        return
i18n_r('FTYPE_AUDIO');
    } elseif (
$ext == 'php' || $ext == 'phps' || $ext == 'asp' || $ext == 'xml' || $ext == 'js' || $ext == 'jsp' || $ext == 'sql' || $ext == 'css' || $ext == 'htm' || $ext == 'html' || $ext == 'xhtml' || $ext == 'shtml' ) {
        return
i18n_r('FTYPE_WEB');
    } elseif (
$ext == 'mdb' || $ext == 'accdb' || $ext == 'pdf' || $ext == 'xls' || $ext == 'xlsx' || $ext == 'csv' || $ext == 'tsv' || $ext == 'ppt' || $ext == 'pps' || $ext == 'pptx' || $ext == 'txt' || $ext == 'log' || $ext == 'dat' || $ext == 'text' || $ext == 'doc' || $ext == 'docx' || $ext == 'rtf' || $ext == 'wks' ) {
        return
i18n_r('FTYPE_DOCUMENTS');
    } elseif (
$ext == 'exe' || $ext == 'msi' || $ext == 'bat' || $ext == 'download' || $ext == 'dll' || $ext == 'ini' || $ext == 'cab' || $ext == 'cfg' || $ext == 'reg' || $ext == 'cmd' || $ext == 'sys' ) {
        return
i18n_r('FTYPE_SYSTEM');
    } else {
        return
i18n_r('FTYPE_MISC');
    }
}

/**
 * Create Backup Pages File
 *
 * @since 1.0
 * @uses tsl
 *
 * @param string $file
 * @param string $filepath
 * @param string $bakpath
 * @return bool
 */
function createBak($file, $filepath, $bakpath) {
   
$bakfile = '';
    if (
file_exists(tsl($filepath) . $file) ) {
       
$bakfile = $file .".bak";
       
copy($filepath . $file, $bakpath . $bakfile);
    }
   
    if (
file_exists($bakfile) ) {
        return
true;
    } else {
        return
false;
    }
}

/**
 * ISO Timestamp
 *
 * @since 1.0
 *
 * @param string $dateTime
 * @return string
 */
function makeIso8601TimeStamp($dateTime) {
    if (!
$dateTime) {
       
$dateTime = date('Y-m-d H:i:s');
    }
    if (
is_numeric(substr($dateTime, 11, 1))) {
       
$isoTS = substr($dateTime, 0, 10) ."T".substr($dateTime, 11, 8) ."+00:00";
    } else {
       
$isoTS = substr($dateTime, 0, 10);
    }
    return
$isoTS;
}

/**
 * Ping Sitemaps
 *
 * @since 1.0
 *
 * @param string $url_xml XML sitemap
 * @return bool
 */
function pingGoogleSitemaps($url_xml) {
   
$status = 0;
   
$google = 'www.google.com';
   
$bing      = 'www.bing.com';
   
$ask      = 'submissions.ask.com';
   if(
$fp=@fsockopen($google, 80) ) {
     
$req =  'GET /webmasters/sitemaps/ping?sitemap=' .
             
urlencode( $url_xml ) . " HTTP/1.1\r\n" .
             
"Host: $google\r\n" .
             
"User-Agent: Mozilla/5.0 (compatible; " .
             
PHP_OS . ") PHP/" . PHP_VERSION . "\r\n" .
             
"Connection: Close\r\n\r\n";
     
fwrite( $fp, $req );
      while( !
feof($fp) ) {
         if( @
preg_match('~^HTTP/\d\.\d (\d+)~i', fgets($fp, 128), $m) ) {
           
$status = intval( $m[1] );
            break;
         }
      }
     
fclose( $fp );
   }
   
   if(
$fp=@fsockopen($bing, 80) ) {
     
$req =  'GET /webmaster/ping.aspx?sitemap=' .
             
urlencode( $url_xml ) . " HTTP/1.1\r\n" .
             
"Host: $bing\r\n" .
             
"User-Agent: Mozilla/5.0 (compatible; " .
             
PHP_OS . ") PHP/" . PHP_VERSION . "\r\n" .
             
"Connection: Close\r\n\r\n";
     
fwrite( $fp, $req );
      while( !
feof($fp) ) {
         if( @
preg_match('~^HTTP/\d\.\d (\d+)~i', fgets($fp, 128), $m) ) {
           
$status = intval( $m[1] );
            break;
         }
      }
     
fclose( $fp );
   }
   
   if(
$fp=@fsockopen($ask, 80) ) {
     
$req =  'GET /ping?sitemap=' .
             
urlencode( $url_xml ) . " HTTP/1.1\r\n" .
             
"Host: $ask\r\n" .
             
"User-Agent: Mozilla/5.0 (compatible; " .
             
PHP_OS . ") PHP/" . PHP_VERSION . "\r\n" .
             
"Connection: Close\r\n\r\n";
     
fwrite( $fp, $req );
      while( !
feof($fp) ) {
         if( @
preg_match('~^HTTP/\d\.\d (\d+)~i', fgets($fp, 128), $m) ) {
           
$status = intval( $m[1] );
            break;
         }
      }
     
fclose( $fp );
   }
   
   return(
$status );
}

/**
 * Undo
 *
 * @since 1.0
 * @uses tsl
 *
 * @param string $file filename to undo
 * @param string $filepath filepath to undo
 * @param string $bakpath path to the backup file
 * @return bool
 */
function undo($file, $filepath, $bakpath) {
   
$undo_file = $filepath . $file;
   
$bak_file  = tsl($bakpath) . $file .".bak";
   
$tmp_file  = tsl($bakpath) . $file .".tmp";
   
copy($undo_file, $tmp_file); // rename original to temp shuttle
   
copy($bak_file, $undo_file); // copy backup
   
copy($tmp_file, $bak_file);  // save original as backup
   
unlink($tmp_file);              // remove temp shuttle file
   
   
if (file_exists($tmp_file)) {
        return
false;
    } else {
        return
true;
    }
}

/**
 * File Size
 *
 * @since 1.0
 *
 * @param string $s
 * @return string
 */
function fSize($s) {
   
$size = '<span>'. ceil(round(($s / 1024), 1)) .'</span> KB'; // in kb
   
if ($s >= "1000000") {
       
$size = '<span>'. round(($s / 1048576), 1) .'</span> MB'; // in mb
   
}
    if (
$s <= "999") {
       
$size = '<span>&lt; 1</span> KB'; // in kb
   
}
   
    return
$size;
}

/**
 * Validate Email Address
 *
 * @since 1.0
 *
 * @param string $email
 * @return bool
 */
function check_email_address($email) {
    if (
function_exists('filter_var')) {
       
// PHP 5.2 or higher
       
return (!filter_var((string)$email,FILTER_VALIDATE_EMAIL)) ? false: true;
    } else {
       
// old way
       
if (!preg_match("/[^@]{1,64}@[^@]{1,255}$/", $email)) {
            return
false;
        }
       
$email_array = explode("@", $email);
       
$local_array = explode(".", $email_array[0]);
        for (
$i = 0; $i < sizeof($local_array); $i++) {
            if (!
preg_match("/(([A-Za-z0-9!#$%&'*+\/\=?^_`{|}~-][A-Za-z0-9!#$%&'*+\/\=?^_`{|}~\.-]{0,63})|(\"[^(\\|\")]{0,62}\"))$/", $local_array[$i])) {
                return
false;
            }
        }
        if (!
preg_match("/\[?[0-9\.]+\]?$/", $email_array[1])) {
           
$domain_array = explode(".", $email_array[1]);
            if (
sizeof($domain_array) < 2) {
                return
false; // Not enough parts to domain
           
}
            for (
$i = 0; $i < sizeof($domain_array); $i++) {
                if (!
preg_match("/(([A-Za-z0-9][A-Za-z0-9-]{0,61}[A-Za-z0-9])|([A-Za-z0-9]+))$/", $domain_array[$i])) {
                    return
false;
                }
            }
        }
        return
true;
      }
}

/**
 * Do Regex
 *
 * @since 1.0
 *
 * @param string $text Text to perform regex on
 * @param string $regex Regex format to use
 * @return bool
 */
function do_reg($text, $regex) {
    if (
preg_match($regex, $text)) {
        return
true;
    } else {
        return
false;
    }
}

/**
 * Validate XML
 *
 * @since 1.0
 * @uses i18n_r
 * @uses getXML
 *
 * @param string $file File to validate
 * @return string
 */
function valid_xml($file) {
   
$xmlv = getXML($file);
    global
$i18n;
    if (
is_object($xmlv)) {
        return
'<span class="OKmsg" >'.i18n_r('XML_VALID').' - '.i18n_r('OK').'</span>';
    } else {
        return
'<span class="ERRmsg" >'.i18n_r('XML_INVALID').' - '.i18n_r('ERROR').'!</span>';
    }
}

/**
 * Generate Salt
 *
 * Returns a new unique salt
 * @updated 3.0
 *
 * @return string
 */
function generate_salt() {
    return
substr(sha1(mt_rand()),0,22);
}

/**
 * Get Admin Path
 *
 * Gets the path of the admin directory
 *
 * @since 1.0
 * @uses $GSADMIN
 * @uses GSROOTPATH
 * @uses tsl
 *
 * @return string
 */
function get_admin_path() {
    global
$GSADMIN;
    return
tsl(GSROOTPATH . $GSADMIN);
}

/**
 * Get Root Install Path
 *
 * Gets the path of the root installation directory
 *
 * @since 1.0
 *
 * @return string
 */
function get_root_path() {
 
$pos = strrpos(dirname(__FILE__),DIRECTORY_SEPARATOR.'inc');
 
$adm = substr(dirname(__FILE__), 0, $pos);
 
$pos2 = strrpos($adm,DIRECTORY_SEPARATOR);
  return
tsl(substr(__FILE__, 0, $pos2));
}



/**
 * Check Current Menu
 *
 * Checks to see if a menu item matches the current page
 *
 * @since 1.0
 *
 * @param string $text
 * @return string
 */
function check_menu($text) {
    if(
get_filename_id()===$text){
        echo
'class="current"';
    }
}

/**
 * Password Hashing
 *
 * Default function to create a hashed password for GetSimple
 *
 * @since 2.0
 * @uses GSLOGINSALT
 *
 * @param string $p
 * @return string
 */
function passhash($p) {
    if(
defined('GSLOGINSALT') && GSLOGINSALT != '') {
       
$logsalt = sha1(GSLOGINSALT);
    } else {
       
$logsalt = null;
    }
   
    return
sha1($p . $logsalt);
}

/**
 * Get Available Pages
 *
 * Lists all available pages for plugin/api use
 *
 * @since 2.0
 * @uses GSDATAPAGESPATH
 * @uses find_url
 * @uses getXML
 * @uses subval_sort
 *
 * @return array|string Type 'string' in this case will be XML
 */
function get_available_pages() {
   
$menu_extract = '';
   
    global
$pagesArray;
   
   
$pagesSorted = subval_sort($pagesArray,'title');
    if (
count($pagesSorted) != 0) {
     
$count = 0;
      foreach (
$pagesSorted as $page) {
          if (
$page['private']!='Y'){
           
$text = (string)$page['menu'];
           
$pri = (string)$page['menuOrder'];
           
$parent = (string)$page['parent'];
           
$title = (string)$page['title'];
           
$slug = (string)$page['url'];
           
$menuStatus = (string)$page['menuStatus'];
           
$private = (string)$page['private'];
                   
$pubDate = (string)$page['pubDate'];
           
           
$url = find_url($slug,$parent);
           
           
$specific = array("slug"=>$slug,"url"=>$url,"parent_slug"=>$parent,"title"=>$title,"menu_priority"=>$pri,"menu_text"=>$text,"menu_status"=>$menuStatus,"private"=>$private,"pub_date"=>$pubDate);
           
           
$extract[] = $specific;
        }
      }
      return
$extract;
    }
}

 
/**
 * Update Slugs
 *
 * @since 2.04
 * @uses $url
 * @uses GSDATAPAGESPATH
 * @uses XMLsave
 *
 */
function updateSlugs($existingUrl, $newurl=null){
    global
$pagesArray;
   
getPagesXmlValues();
     
    if (!
$newurl){
              global
$url;
          } else {
             
$url = $newurl;
          }

    foreach (
$pagesArray as $page){
        if (
$page['parent'] == $existingUrl ){
           
$thisfile = @file_get_contents(GSDATAPAGESPATH.$page['filename']);
               
$data = simplexml_load_string($thisfile);
                   
$data->parent=$url;
                   
XMLsave($data, GSDATAPAGESPATH.$page['filename']);
        }
      }
}


/**
 * Get Link Menu Array
 *
 * get an array of menu links sorted by heirarchy and indented
 *
 * @uses $pagesSorted
 *
 * @since  3.3.0
 * @param string $parent
 * @param array $array
 * @param int $level
 * @return array menuitems title,url,parent
 */
function get_link_menu_array($parent='', $array=array(), $level=0) {
   
    global
$pagesSorted;
   
   
$items=array();
   
// $pageList=array();

   
foreach ($pagesSorted as $page) {
        if (
$page['parent']==$parent){
           
$items[(string)$page['url']]=$page;
        }    
    }    

    if (
count($items)>0){
        foreach (
$items as $page) {
             
$dash="";
              if (
$page['parent'] != '') {
                 
$page['parent'] = $page['parent']."/";
              }
            for (
$i=0;$i<=$level-1;$i++){
                if (
$i!=$level-1){
                     
$dash .= utf8_encode("\xA0\xA0"); // outer level
               
} else {
                   
$dash .= '- '; // inner level
               
}
            }
           
array_push($array, array( $dash . $page['title'], find_url($page['url'], $page['parent'])));
           
// recurse submenus
           
$array=get_link_menu_array((string)$page['url'], $array,$level+1);    
        }
    }
    return
$array;
}

/**
 * List Pages Json
 *
 * This is used by the CKEditor link-local plugin function: ckeditor_add_page_link()
 *
 * @author Joshas: mailto:joshas@gmail.com
 *
 * @since 3.0
 * @uses $pagesArray
 * @uses subval_sort
 * @uses GSDATAPAGESPATH
 * @uses getXML
 *
 * @returns array
 */
function list_pages_json(){    
    GLOBAL
$pagesArray,$pagesSorted;

   
$pagesArray_tmp = array();
   
$count = 0;
    foreach (
$pagesArray as $page) {
        if (
$page['parent'] != '') {
           
$parentTitle = returnPageField($page['parent'], "title");
           
$sort = $parentTitle .' '. $page['title'];        
        } else {
           
$sort = $page['title'];
        }
       
$page = array_merge($page, array('sort' => $sort));
       
$pagesArray_tmp[$count] = $page;
       
$count++;
    }
   
$pagesSorted = subval_sort($pagesArray_tmp,'sort');

   
$links = exec_filter('editorlinks',get_link_menu_array());
    return
json_encode($links);
}

/**
 * @deprecated since 3.3.0
 * moved to ckeditor config.js
 */
function ckeditor_add_page_link(){
    echo
"
    <script type=\"text/javascript\">
    //<![CDATA[
    // DEPRECATED FUNCTION!
    //]]>
    </script>"
;
}


/**
 * Recursive list of pages
 *
 * Returns a recursive list of items for the main page
 *
 * @author Mike
 *
 * @since 3.0
 * @uses $pagesSorted
 *
 * @param string $parent
 * @param string $menu
 * @param int $level
 *
 * @returns string
 */
function get_pages_menu($parent, $menu,$level) {
    global
$pagesSorted;
   
   
$items=array();
    foreach (
$pagesSorted as $page) {
        if (
$page['parent']==$parent){
           
$items[(string)$page['url']]=$page;
        }    
    }    
    if (
count($items)>0){
        foreach (
$items as $page) {
             
$dash="";
              if (
$page['parent'] != '') {
                 
$page['parent'] = $page['parent']."/";
              }
            for (
$i=0;$i<=$level-1;$i++){
                if (
$i!=$level-1){
                     
$dash .= '<span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>';
                } else {
                   
$dash .= '<span>&nbsp;&nbsp;&ndash;&nbsp;&nbsp;&nbsp;</span>';
                }
            }
           
$menu .= '<tr id="tr-'.$page['url'] .'" >';
            if (
$page['title'] == '' ) { $page['title'] = '[No Title] &nbsp;&raquo;&nbsp; <em>'. $page['url'] .'</em>'; }
            if (
$page['menuStatus'] != '' ) { $page['menuStatus'] = ' <sup>['.i18n_r('MENUITEM_SUBTITLE').']</sup>'; } else { $page['menuStatus'] = ''; }
            if (
$page['private'] != '' ) { $page['private'] = ' <sup>['.i18n_r('PRIVATE_SUBTITLE').']</sup>'; } else { $page['private'] = ''; }
            if (
$page['url'] == 'index' ) { $homepage = ' <sup>['.i18n_r('HOMEPAGE_SUBTITLE').']</sup>'; } else { $homepage = ''; }
           
$menu .= '<td class="pagetitle">'. $dash .'<a title="'.i18n_r('EDITPAGE_TITLE').': '. var_out($page['title']) .'" href="edit.php?id='. $page['url'] .'" >'. cl($page['title']) .'</a><span class="showstatus toggle" >'. $homepage . $page['menuStatus'] . $page['private'] .'</span></td>';
           
$menu .= '<td style="width:80px;text-align:right;" ><span>'. shtDate($page['pubDate']) .'</span></td>';
           
$menu .= '<td class="secondarylink" >';
           
$menu .= '<a title="'.i18n_r('VIEWPAGE_TITLE').': '. var_out($page['title']) .'" target="_blank" href="'. find_url($page['url'],$page['parent']) .'">#</a>';
           
$menu .= '</td>';
            if (
$page['url'] != 'index' ) {
               
$menu .= '<td class="delete" ><a class="delconfirm" href="deletefile.php?id='. $page['url'] .'&amp;nonce='.get_nonce("delete", "deletefile.php").'" title="'.i18n_r('DELETEPAGE_TITLE').': '. cl($page['title']) .'" >&times;</a></td>';
            } else {
               
$menu .= '<td class="delete" ></td>';
            }
           
$menu .= '</tr>';
           
$menu = get_pages_menu((string)$page['url'], $menu,$level+1);          
        }
    }
    return
$menu;
}

/**
 * Recursive list of pages for Dropdown menu
 *
 * Returns a recursive list of items for the main page
 *
 * @author Mike
 *
 * @since 3.0
 * @uses $pagesSorted
 *
 * @param string $parent
 * @param string $menu
 * @param int $level
 *
 * @returns string
 */
function get_pages_menu_dropdown($parentitem, $menu,$level) {
   
    global
$pagesSorted;
    global
$parent;
   
   
$items=array();
    foreach (
$pagesSorted as $page) {
        if (
$page['parent']==$parentitem){
           
$items[(string)$page['url']]=$page;
        }    
    }    
    if (
count($items)>0){
        foreach (
$items as $page) {
             
$dash="";
              if (
$page['parent'] != '') {
                 
$page['parent'] = $page['parent']."/";
              }
            for (
$i=0;$i<=$level-1;$i++){
                if (
$i!=$level-1){
                     
$dash .= '<span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span>';
                } else {
                   
$dash .= '<span>&nbsp;&nbsp;&ndash;&nbsp;&nbsp;&nbsp;</span>';
                }
            }
            if (
$parent == (string)$page['url']) { $sel="selected"; } else { $sel=""; }
           
$menu .= '<option '.$sel.' value="'.$page['url'] .'" >'.$dash.$page['url'].'</option>';
           
$menu = get_pages_menu_dropdown((string)$page['url'], $menu,$level+1);          
        }
    }
    return
$menu;
}

/**
 * Get API Details
 *
 * Returns the contents of an API url request
 *
 * This is needed because of the "XmlHttpRequest error: Origin null is not allowed by Access-Control-Allow-Origin"
 * error that javascript gets when trying to access outside domains sometimes.
 *
 * @since 3.1
 * @uses GSADMININCPATH
 * @uses GSCACHEPATH
 *
 * @param string $type, default is 'core'
 * @param array $args, default is empty
 *
 * @returns string
 */

function get_api_details($type='core', $args=null) {
    GLOBAL
$debugApi,$nocache,$nocurl;

    include(
GSADMININCPATH.'configuration.php');

   
# core api details
   
if ($type=='core') {
       
# core version request, return status 0-outdated,1-current,2-bleedingedge
       
$fetch_this_api = $api_url .'?v='.GSVERSION;
    }
    else if (
$type=='plugin' && $args) {
       
# plugin api details. requires a passed plugin i
       
$apiurl = $site_link_back_url.'api/extend/?file=';
       
$fetch_this_api = $apiurl.$args;
    }
    else if (
$type=='custom' && $args) {
       
# custom api details. requires a passed url
       
$fetch_this_api = $args;
    } else return;
   
   
// get_execution_time();
   
debug_api_details("type: " . $type. " " .$args);
   
debug_api_details("address: " . $fetch_this_api);

   
# debug_api_details(debug_backtrace());

   
if(!isset($api_timeout) or (int)$api_timeout<100) $api_timeout = 500; // default and clamp min to 100ms
   
debug_api_details("timeout: " .$api_timeout);

   
# check to see if cache is available for this
   
$cachefile = md5($fetch_this_api).'.txt';
   
$cacheExpire = 39600; // 11 minutes
   
   
if(!$nocache) debug_api_details('cache check for ' . $fetch_this_api.' ' .$cachefile);
    else
debug_api_details('cache check: disabled');

   
$cacheAge = file_exists(GSCACHEPATH.$cachefile) ? filemtime(GSCACHEPATH.$cachefile) : '';

    if (!
$nocache && !empty($cacheAge) && (time() - $cacheExpire) < $cacheAge ) {
       
# grab the api request from the cache
       
$data = file_get_contents(GSCACHEPATH.$cachefile);
       
debug_api_details('returning api cache ' . GSCACHEPATH.$cachefile);
    } else {    
       
# make the api call
       
if (function_exists('curl_init') && function_exists('curl_exec') && !$nocurl) {

           
// USE CURL
           
$ch = curl_init();
           
           
// define missing curlopts php<5.2.3
           
if(!defined('CURLOPT_CONNECTTIMEOUT_MS')) define('CURLOPT_CONNECTTIMEOUT_MS',156);
            if(!
defined('CURLOPT_TIMEOUT_MS')) define('CURLOPT_TIMEOUT_MS',155);            
           
           
// min cURL 7.16.2
           
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT_MS, $api_timeout); // define the maximum amount of time that cURL can take to connect to the server
           
curl_setopt($ch, CURLOPT_TIMEOUT_MS, $api_timeout); // define the maximum amount of time cURL can execute for.
           
curl_setopt($ch, CURLOPT_NOSIGNAL, 1); // prevents SIGALRM during dns allowing timeouts to work http://us2.php.net/manual/en/function.curl-setopt.php#104597
           
curl_setopt($ch, CURLOPT_HEADER, false); // ensures header is not in output
           
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
           
curl_setopt($ch, CURLOPT_URL, $fetch_this_api);

            if(
$debugApi){
               
// $verbose = fopen(GSDATAOTHERPATH .'logs/curllog.txt', 'w+');            
               
$verbose = tmpfile();                
               
// curl_setopt($ch, CURLOPT_WRITEHEADER, $verbose );
               
curl_setopt($ch, CURLOPT_HEADER, true);
               
curl_setopt($ch, CURLOPT_VERBOSE, true);
               
curl_setopt($ch, CURLOPT_STDERR, $verbose );
               
curl_setopt($ch, CURLINFO_HEADER_OUT, true);                                
            }
               
           
$data = curl_exec($ch);

            if(
$debugApi){
               
debug_api_details("using curl");
               
debug_api_details("curl version: ");
               
debug_api_details(print_r(curl_version(),true));    
           
               
debug_api_details("curl info:");
               
debug_api_details(print_r(curl_getinfo($ch),true));
           
                if (!
$data) {
                   
debug_api_details("curl error number:" .curl_errno($ch));
                   
debug_api_details("curl error:" . curl_error($ch));
                }

               
debug_api_details("curl Verbose: ");
               
debug_api_details(!rewind($verbose) . nl2br(htmlspecialchars(stream_get_contents($verbose))) );
               
fclose($verbose);
               
               
// output header and response then remove header from data
               
$dataparts = explode("\r\n",$data);
               
debug_api_details("curl Data: ");
               
debug_api_details($data);
               
$data = end($dataparts);

            }    

           
curl_close($ch);

        } else if(
ini_get('allow_url_fopen')) {  
           
// USE FOPEN
           
debug_api_details("using fopen");            
           
$timeout = $api_timeout / 1000; // ms to float seconds
            // $context = stream_context_create();
            // stream_context_set_option ( $context, array('http' => array('timeout' => $timeout)) );
           
$context = stream_context_create(array('http' => array('timeout' => $timeout)));
           
$data = @file_get_contents($fetch_this_api,false,$context);    
           
debug_api_details("fopen data: " .$data);        
        } else {
           
debug_api_details("No api methods available");                        
            return;
        }    
   
       
// debug_api_details("Duration: ".get_execution_time());    

       
$response = json_decode($data);        
       
debug_api_details('JSON:');
       
debug_api_details(print_r($response,true),'');

       
// if response is invalid set status to -1 error
        // and we pass on our own data, it is also cached to prevent constant rechecking

       
if(!$response){
           
$data = '{"status":-1}';
        }
       
       
debug_api_details($data);

       
file_put_contents(GSCACHEPATH.$cachefile, $data);
       
chmod(GSCACHEPATH.$cachefile, 0644);
        return
$data;
    }
    return
$data;
}

function
debug_api_details($msg,$prefix = "API: "){
    GLOBAL
$debugApi;
    if(!
$debugApi) return;
   
debugLog($prefix.$msg);
}

/**
 * Get GetSimple Version
 *
 * Returns the version of this GetSimple installation
 *
 * @since 3.1
 * @uses GSADMININCPATH
 * @uses GSVERSION
 *
 * @returns string
 */
function get_gs_version() {
    include(
GSADMININCPATH.'configuration.php');
    return
GSVERSION;
}


/**
 * Creates Sitemap
 *
 * Creates sitemap.xml in the site's root.
 */
function generate_sitemap() {

    if(
getDef('GSNOSITEMAP',true)) return;

   
// Variable settings
   
global $SITEURL;
   
$path = GSDATAPAGESPATH;
   
    global
$pagesArray;
   
getPagesXmlValues(false);
   
$pagesSorted = subval_sort($pagesArray,'menuStatus');
   
    if (
count($pagesSorted) != 0)
    {
       
$xml = new SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><urlset></urlset>');
       
$xml->addAttribute('xsi:schemaLocation', 'http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd', 'http://www.w3.org/2001/XMLSchema-instance');
       
$xml->addAttribute('xmlns', 'http://www.sitemaps.org/schemas/sitemap/0.9');
       
        foreach (
$pagesSorted as $page)
        {
            if (
$page['url'] != '404')
            {        
                if (
$page['private'] != 'Y')
                {
                   
// set <loc>
                   
$pageLoc = find_url($page['url'], $page['parent']);
                   
                   
// set <lastmod>
                   
$tmpDate = date("Y-m-d H:i:s", strtotime($page['pubDate']));
                   
$pageLastMod = makeIso8601TimeStamp($tmpDate);
                   
                   
// set <changefreq>
                   
$pageChangeFreq = 'weekly';
                   
                   
// set <priority>
                   
if ($page['menuStatus'] == 'Y') {
                       
$pagePriority = '1.0';
                    } else {
                       
$pagePriority = '0.5';
                    }
                   
                   
//add to sitemap
                   
$url_item = $xml->addChild('url');
                   
$url_item->addChild('loc', $pageLoc);
                   
$url_item->addChild('lastmod', $pageLastMod);
                   
$url_item->addChild('changefreq', $pageChangeFreq);
                   
$url_item->addChild('priority', $pagePriority);
                }
            }
        }
       
       
//create xml file
       
$file = GSROOTPATH .'sitemap.xml';
       
$xml = exec_filter('sitemap',$xml);
       
XMLsave($xml, $file);
       
exec_action('sitemap-aftersave');
    }
   
    if (!
defined('GSDONOTPING')) {
        if (
file_exists(GSROOTPATH .'sitemap.xml')){
            if(
200 === ($status=pingGoogleSitemaps($SITEURL.'sitemap.xml')))    {
               
#sitemap successfully created & pinged
               
return true;
            } else {
               
error_log(i18n_r('SITEMAP_ERRORPING'));
                return
i18n_r('SITEMAP_ERRORPING');
            }
        } else {
           
error_log(i18n_r('SITEMAP_ERROR'));
            return
i18n_r('SITEMAP_ERROR');
        }
    } else {
       
#sitemap successfully created - did not ping
       
return true;
    }
}


/**
 * Creates tar.gz Archive
 */
function archive_targz() {
    if(!
function_exists('exec')) {
    return
false;
    exit;
    }
   
$timestamp = gmdate('Y-m-d-Hi_s');
   
$saved_zip_file_path = GSBACKUPSPATH.'zip/';
   
$saved_zip_file = $timestamp .'_archive.tar.gz';    
   
$script_contents = "tar -cvzf ".$saved_zip_file_path.$saved_zip_file." ".GSROOTPATH.".htaccess ".GSROOTPATH."gsconfig.php ".GSROOTPATH."data ".GSROOTPATH."plugins ".GSROOTPATH."theme ".GSROOTPATH."admin/lang > /dev/null 2>&1";
   
exec($script_contents, $output, $rc);
    if (
file_exists($saved_zip_file_path.$saved_zip_file)) {
        return
true;
    } else {
        return
false;
    }
}

/**
 * Check if a page is a public admin page
 * @return boolean true if page is non protected admin page
 */
function isAuthPage(){
   
$page = get_filename_id();
    return
$page == 'index' || $page == 'resetpassword';
}

/**
 * returns a query string with only the allowed keys
 * @since  3.3.0
 *
 * @param  array $allowed array of querystring keys to keep
 * @return string built query string
 */
function filter_queryString($allowed = array()){
   
parse_str($_SERVER['QUERY_STRING'], $query_string);
   
$qstring_filtered = array_intersect_key($query_string, array_flip($allowed));
   
$new_qstring = http_build_query($qstring_filtered,'','&amp;');
    return
$new_qstring;
}


/**
 * Get String Excerpt
 *
 * @since 3.3.2
 *
 * @uses mb_strlen
 * @uses mb_strrpos
 * @uses mb_substr
 * @uses strip_tags
 * @uses strIsMultibyte
 * @uses cleanHtml
 * @uses preg_repalce PCRE compiled with "--enable-unicode-properties"
 *
 * @param string $n Optional, default is 200.
 * @param bool $striphtml Optional, default true, true will strip html from $content
 * @param string $ellipsis
 * @param bool $break    break words, default: do not break words find whitespace and puntuation
 * @param bool $cleanhtml attempt to clean up html IF strip tags is false, default: true
 * @return string
 */
function getExcerpt($str, $len = 200, $striphtml = true, $ellipsis = '...', $break = false, $cleanhtml = true){
   
$str = $striphtml ? trim(strip_tags($str)) : $str;
   
$len = $len++; // zero index bump

    // setup multibyte function names
   
$prefix = strIsMultibyte($str) ?  'mb_' : '';
    list(
$substr,$strlen,$strrpos) = array($prefix.'substr',$prefix.'strlen',$prefix.'strrpos');

   
// string is shorter than truncate length, return
   
if ($strlen($str) < $len) return $str;

   
// if not break, find last word boundary before truncate to avoid splitting last word
    // solves for unicode whitespace and punctuation and a 1 character lookahead
    // hack,  replaces punc with space and handles it all the same for obtaining boundary index
    // REQUIRES that PCRE is compiled with "--enable-unicode-properties, detect or supress ?
   
if(!$break) $excerpt = preg_replace('/\n|\p{Z}|\p{P}+$/u',' ',$substr($str, 0, $len+1));

   
$lastWordBoundaryIndex = !$break ? $strrpos($excerpt, ' ') : $len;
   
$str = $substr($str, 0, $lastWordBoundaryIndex);

    if(!
$striphtml && $cleanhtml) return trim(cleanHtml($str)) . $ellipsis;
    return
trim($str) . $ellipsis;    
}

/**
 * check if a string is multbyte
 * @since 3.3.2
 *
 * @uses mb_check_encoding
 *
 * @param  string $str string to check
 * @return bool      true if multibyte
 */
function strIsMultibyte($str){
    return
function_exists('mb_check_encoding') && ! mb_check_encoding($str, 'ASCII') && mb_check_encoding($str, 'UTF-8');
}

/**
 * clean Html fragments by loading and saving from DOMDocument
 * Will only clean html body fragments,unexpected results with full html doc or containg head or body
 * it will also strip these in final result
 *
 * @note supressig errors on libxml functions to prevent parse errors on no well formed content
 * @since 3.3.2
 * @param  string $str string to clean up
 * @return string      return well formed html , with open tags being closed and incomplete open tags removed
 */
function cleanHtml($str){
   
// setup encoding, required for proper dom loading
   
$charsetstr = '<meta http-equiv="content-type" content="text/html; charset=utf-8">'.$str;
   
$dom_document = new DOMDocument();
    @
$dom_document->loadHTML($charsetstr);
   
// strip dom tags
   
$html_fragment = preg_replace('/^<!DOCTYPE.+?>|<head.*?>(.*)?<\/head>/', '', str_replace( array('<html>', '</html>', '<body>', '</body>'), array('', '', '', ''), @$dom_document->saveHTML()));    
    return
$html_fragment;
}    


?>