source: extensions/Extra_special_functions/trunk/main.inc.php @ 8804

<?php
/*
Plugin Name: Extra special functions
Version: 2.1.a
Description: Adds functions 'Flat all elements', 'Calendar by posted date', 'Calendar by creation date' and toggle function 'Display recently posted / all' into special functions.
Plugin URI: http://piwigo.org/ext/extension_view.php?eid=460
Author: Pavel Budka
Author URI: http://budkovi.ic.cz
*/

if (!defined('PHPWG_ROOT_PATH')) die('Hacking attempt!');

function add_extra_functions($menu_ref_arr)
{
  $menu = & $menu_ref_arr[0];
  global $filter, $user;
  
  if (($block = $menu->get_block('mbSpecials')) != null )
  {
    load_language('plugin.lang', PHPWG_PLUGINS_PATH . basename(dirname(__FILE__)) . '/');

    $str = $_SERVER['QUERY_STRING'];
    $args = explode('&',$str);
    $filter_rec = ($filter['enabled'] && $filter['recent_period']!=-1);
    // remove previously added extra functions from url
    $url_rest='';
    foreach($args as $arg) {
    if (strncmp($arg,'filter',6) == 0)
      ; // ommit this parameter 
    elseif (!empty($arg) && $arg[0] != '/')
        $url_rest.='&'.$arg;
    else
      $cat_arg=$arg;
      } // foreach
    if (isset($cat_arg))
      $cat_els = explode('/',$cat_arg);
    else
      $cat_els = array();
          
    // set of modificatiors
    $items = array('flat' => 'display all elements in all sub-albums', 
                'posted-monthly-calendar' => 'display a calendar by posted date',
                'created-monthly-calendar' => 'display a calendar by creation date');
                
    // remove previously added extra functions from url
    foreach($items as $item => $label)
      if(($id=array_search($item,$cat_els)) != false)
        unset($cat_els[$id]);
    $cat_els=array_values($cat_els);
                
    // TODO: &filter=start-recent-20, &filter=stop
    
    // remove other functions
//    $block->data=array();
    
    // add extra functions to url and to menu
    foreach($items as $item => $label) {
    // prepare url
    array_push ($cat_els,$item);
   
    $url='';
    foreach($cat_els as $cat_el)
      if (empty($url)) 
        $url.='?'.$cat_el;
      else 
        $url.='/'.$cat_el;
    $url.=$url_rest;
    array_pop($cat_els);
    
    // extend menu
    array_push($block->data, 
      array(
        'URL' => $url,
        'TITLE' => l10n($label),
        'NAME' => l10n($item)
        )
      
    );
  } // for
  
  // add filter extra function to url and to menu
  $url='';
  foreach($cat_els as $cat_el)
    if (empty($url)) 
      $url.='?'.$cat_el;
    else 
      $url.='/'.$cat_el;
  $url.=$url_rest;
  if ($url[0] == '&') $url[0]='?';  

  // extend menu
  if(!$filter_rec)
    array_push($block->data, 
      array(
        'URL' => $url.'&'.'filter=start-recent-'.$user['recent_period'],
        'TITLE' => l10n('display only recently posted images'),
        'NAME' => l10n('filter-start-recent')
        ));
  else 
    array_push($block->data, 
      array(
        'URL' => $url.'&'.'filter=stop',
        'TITLE' => l10n('return to the display of all images'),
        'NAME' => l10n('filter-stop')
        ));
  
  } // if
  
} // add_link_mostcommented

add_event_handler('blockmanager_apply' , 'add_extra_functions');

?>