piwigo/category.php

<?php
// +-----------------------------------------------------------------------+
// | PhpWebGallery - a PHP based picture gallery                           |
// | Copyright (C) 2002-2003 Pierrick LE GALL - pierrick@phpwebgallery.net |
// | Copyright (C) 2003-2005 PhpWebGallery Team - http://phpwebgallery.net |
// +-----------------------------------------------------------------------+
// | branch        : BSF (Best So Far)
// | file          : $RCSfile$
// | last update   : $Date$
// | last modifier : $Author$
// | revision      : $Revision$
// +-----------------------------------------------------------------------+
// | 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                                          |
// |                                                                       |
// | 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.                                                                  |
// +-----------------------------------------------------------------------+

//--------------------------------------------------------------------- include
define('PHPWG_ROOT_PATH','./');
include_once( PHPWG_ROOT_PATH.'include/common.inc.php' );
//---------------------------------------------------------------------- logout
if ( isset( $_GET['act'] )
     and $_GET['act'] == 'logout'
     and isset( $_COOKIE['id'] ) )
{
  // cookie deletion if exists
  setcookie( 'id', '', 0, cookie_path() );
  $url = 'category.php';
  redirect( $url );
}
//-------------------------------------------------- access authorization check
if (isset($_GET['cat']))
{
  check_cat_id($_GET['cat']);
}
check_login_authorization();
if (isset($page['cat']) and is_numeric($page['cat']))
{
  check_restrictions($page['cat']);
}
//-------------------------------------------------------------- initialization
// detection of the start picture to display
if ( !isset( $_GET['start'] )
     or !is_numeric( $_GET['start'] )
     or ( is_numeric( $_GET['start'] ) and $_GET['start'] < 0 ) )
{
  $page['start'] = 0;
}
else
{
  $page['start'] = $_GET['start'];
}

// Sometimes, a "num" is provided in the URL. It is the number
// of the picture to show. This picture must be in the thumbnails page.
// We have to find the right $page['start'] that show the num picture
// in this category
if ( isset( $_GET['num'] )
     and is_numeric( $_GET['num'] )
     and $_GET['num'] >= 0 )
{
  $page['start'] = floor( $_GET['num'] / $user['nb_image_page'] );
  $page['start']*= $user['nb_image_page'];
}

initialize_category();

// caddie filling :-)
if (isset($_GET['caddie']))
{
  include_once(PHPWG_ROOT_PATH.'admin/include/functions.php');
  // You can't add in caddie elements that are already in !
  
  $query = '
SELECT DISTINCT(id)
  FROM '.IMAGES_TABLE.' AS i
    INNER JOIN '.IMAGE_CATEGORY_TABLE.' AS ic ON id = ic.image_id
  '.$page['where'].'
;';
  $ids = array_from_query($query, 'id');

  $query = '
SELECT element_id
  FROM '.CADDIE_TABLE.'
  WHERE user_id = '.$user['id'].'
;';
  $in_caddie = array_from_query($query, 'element_id');

  $caddiables = array_diff($ids, $in_caddie);

  $datas = array();

  foreach ($caddiables as $caddiable)
  {
    array_push($datas, array('element_id' => $caddiable,
                             'user_id' => $user['id']));
  }
  mass_inserts(CADDIE_TABLE, array('element_id','user_id'), $datas);
}

// creation of the array containing the cat ids to expand in the menu
// $page['tab_expand'] contains an array with the category ids
// $page['expand'] contains the string to display in URL with comma
$page['tab_expand'] = array();
if ( isset( $page['cat'] ) and is_numeric( $page['cat'] ) )
{
  // the category displayed (in the URL cat=23) must be seen in the menu ->
  // parent categories must be expanded
  $uppercats = explode( ',', $page['uppercats'] );
  foreach ( $uppercats as $uppercat ) {
    array_push( $page['tab_expand'], $uppercat );
  }
}
// in case of expanding all authorized cats $page['tab_expand'] is empty
if ( $user['expand'] )
{
  $page['tab_expand'] = array();
}
//----------------------------------------------------- template initialization
//
// Start output of page
//
$title = $page['title'];
include(PHPWG_ROOT_PATH.'include/page_header.php');

$template->set_filenames( array('category'=>'category.tpl') );
//-------------------------------------------------------------- category title
if (isset($page['cat']) and is_numeric($page['cat']))
{
  $template_title = get_cat_display_name($page['cat_name'],
                                         'category.php?cat=',
                                         false);
}
else
{
  $template_title = $page['title'];
}

if ( isset( $page['cat_nb_images'] ) and $page['cat_nb_images'] > 0 )
{
  $template_title.= ' ['.$page['cat_nb_images'].']';
}

$icon_recent = get_icon(date('Y-m-d'));

$template->assign_vars(array(
  'NB_PICTURE' => count_user_total_images(),
  'TITLE' => $template_title,
  'USERNAME' => $user['username'],
  'TOP_NUMBER'=>$conf['top_number'],
  'MENU_CATEGORIES_CONTENT'=>get_categories_menu(),

  'L_CATEGORIES' => $lang['categories'],
  'L_HINT_CATEGORY' => $lang['hint_category'],
  'L_SUBCAT' => $lang['sub-cat'],
  'L_IMG_AVAILABLE' => $lang['images_available'],
  'L_TOTAL' => $lang['total'],
  'L_SPECIAL_CATEGORIES' => $lang['special_categories'],
  'L_SUMMARY' => $lang['title_menu'],
  'L_UPLOAD' => $lang['upload_picture'],
  'L_COMMENT' => $lang['comments'],
  'L_IDENTIFY' => $lang['identification'],
  'L_SUBMIT' => $lang['menu_login'],
  'L_USERNAME' => $lang['login'],
  'L_PASSWORD' => $lang['password'],
  'L_HELLO' => $lang['hello'],
  'L_REGISTER' => $lang['ident_register'],
  'L_LOGIN' => $lang['menu_login'],
  'L_LOGOUT' => $lang['logout'],
  'L_ADMIN' => $lang['admin'],
  'L_ADMIN_HINT' => $lang['hint_admin'],
  'L_PROFILE' => $lang['customize'],
  'L_PROFILE_HINT' => $lang['hint_customize'],
  'L_REMEMBER_ME' => $lang['remember_me'],
  
  'F_IDENTIFY' => add_session_id( PHPWG_ROOT_PATH.'identification.php' ),
  'T_RECENT' => $icon_recent,

  'U_HOME' => add_session_id( PHPWG_ROOT_PATH.'category.php' ),
  'U_REGISTER' => add_session_id( PHPWG_ROOT_PATH.'register.php' ),
  'U_LOGOUT' => PHPWG_ROOT_PATH.'category.php?act=logout',
  'U_ADMIN'=>add_session_id( PHPWG_ROOT_PATH.'admin.php' ),
  'U_PROFILE'=>add_session_id(PHPWG_ROOT_PATH.'profile.php?'.str_replace( '&', '&amp;', $_SERVER['QUERY_STRING'] )),
  'U_CADDIE'=>add_session_id(PHPWG_ROOT_PATH.'category.php'.get_query_string_diff(array('caddie')).'&amp;caddie=1')
  )
);
//---------------------------------------------------------- special categories
// favorites categories
if ( !$user['is_the_guest'] )
{
  $template->assign_block_vars('username', array());

  $template->assign_block_vars(
    'special_cat',
    array(
      'URL' => add_session_id(PHPWG_ROOT_PATH.'category.php?cat=fav'),
      'TITLE' => $lang['favorite_cat_hint'],
      'NAME' => $lang['favorite_cat']
      ));
}
// most visited
$template->assign_block_vars(
  'special_cat',
  array(
    'URL' => add_session_id(PHPWG_ROOT_PATH.'category.php?cat=most_visited'),
    'TITLE' => $lang['most_visited_cat_hint'],
    'NAME' => $lang['most_visited_cat']
    ));
// best rated
$template->assign_block_vars(
  'special_cat',
  array(
    'URL' => add_session_id(PHPWG_ROOT_PATH.'category.php?cat=best_rated'),
    'TITLE' => $lang['best_rated_cat_hint'],
    'NAME' => $lang['best_rated_cat']
    ));
// random
$template->assign_block_vars(
  'special_cat',
  array(
    'URL' => add_session_id(PHPWG_ROOT_PATH.'random.php'),
    'TITLE' => $lang['random_cat_hint'],
    'NAME' => $lang['random_cat']
    ));
// recent pics
$template->assign_block_vars(
  'special_cat',
  array(
    'URL' => add_session_id(PHPWG_ROOT_PATH.'category.php?cat=recent_pics'),
    'TITLE' => $lang['recent_pics_cat_hint'],
    'NAME' => $lang['recent_pics_cat']
    ));
// recent cats
$template->assign_block_vars(
  'special_cat',
  array(
    'URL' => add_session_id(PHPWG_ROOT_PATH.'category.php?cat=recent_cats'),
    'TITLE' => $lang['recent_cats_cat_hint'],
    'NAME' => $lang['recent_cats_cat']
    ));
// calendar
$template->assign_block_vars(
  'special_cat',
  array(
    'URL' => add_session_id(PHPWG_ROOT_PATH.'category.php?cat=calendar'),
    'TITLE' => $lang['calendar_hint'],
    'NAME' => $lang['calendar']
    ));
//--------------------------------------------------------------------- summary

if ( !$user['is_the_guest'] )
{
  $template->assign_block_vars('logout',array());
  // administration link
  if ( $user['status'] == 'admin' )
  {
    $template->assign_block_vars('logout.admin', array());
  }
}
else
{
  $template->assign_block_vars('login',array());
  if ($conf['authorize_remembering'])
  {
    $template->assign_block_vars('login.remember_me',array());
  }
}

// search link
$template->assign_block_vars('summary', array(
'TITLE'=>$lang['hint_search'],
'NAME'=>$lang['search'],
'U_SUMMARY'=>add_session_id( 'search.php' ),
));

// comments link
$template->assign_block_vars('summary', array(
'TITLE'=>$lang['hint_comments'],
'NAME'=>$lang['comments'],
'U_SUMMARY'=>add_session_id( 'comments.php' ),
));

// about link
$template->assign_block_vars('summary', array(
'TITLE'=>$lang['hint_about'],
'NAME'=>$lang['about'],
'U_SUMMARY'=>add_session_id( 'about.php?'.str_replace( '&', '&amp;', $_SERVER['QUERY_STRING'] ) )
));

//------------------------------------------------------ main part : thumbnails
if (isset($page['cat'])
    and ((is_numeric($page['cat']) and $page['cat_nb_images'] != 0)
         or in_array($page['cat'],
                     array('search'
                           ,'most_visited'
                           ,'recent_pics'
                           ,'best_rated'
                           ,'list'
                           ,'fav'
                       ))))
{
  include(PHPWG_ROOT_PATH.'include/category_default.inc.php');

  if ('admin' == $user['status'])
  {
    $template->assign_block_vars('caddie', array());
  }
}
elseif (isset($page['cat']) and $page['cat'] == 'calendar')
{
  include(PHPWG_ROOT_PATH.'include/category_calendar.inc.php');
}
elseif (isset($page['cat']) and $page['cat'] == 'recent_cats')
{
  include(PHPWG_ROOT_PATH.'include/category_recent_cats.inc.php');
}
else
{
  include(PHPWG_ROOT_PATH.'include/category_subcats.inc.php');
}
//------------------------------------------------------- category informations
if ( isset ( $page['cat'] ) )
{
  // upload a picture in the category
  if (is_numeric($page['cat'])
      and $page['cat_site_id'] == 1
      and $page['cat_dir'] != ''
      and $page['cat_uploadable'])
  {
    $url = PHPWG_ROOT_PATH.'upload.php?cat='.$page['cat'];
    $template->assign_block_vars(
      'upload',
      array('U_UPLOAD'=>add_session_id( $url ))
      );
  }

  if ( $page['navigation_bar'] != ''
       or ( isset( $page['comment'] ) and $page['comment'] != '' ) )
  {
    $template->assign_block_vars('cat_infos',array());
  }
  
  // navigation bar
  if ( $page['navigation_bar'] != '' )
  { 
    $template->assign_block_vars(
      'cat_infos.navigation',
      array('NAV_BAR' => $page['navigation_bar'])
      );
  }
  // category comment
  if ( isset( $page['comment'] ) and $page['comment'] != '' )
  {
    $template->assign_block_vars(
      'cat_infos.comment',
      array('COMMENTS' => $page['comment'])
      );
  }
}
//------------------------------------------------------------ log informations
pwg_log( 'category', $page['title'] );
mysql_close();

$template->parse('category');
include(PHPWG_ROOT_PATH.'include/page_tail.php');
?>