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<?php
// +-----------------------------------------------------------------------+
// | PhpWebGallery - a PHP based picture gallery |
// | Copyright (C) 2003-2007 PhpWebGallery Team - http://phpwebgallery.net |
// +-----------------------------------------------------------------------+
// | file : $Id$
// | 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. |
// +-----------------------------------------------------------------------+
/**
* @param element_info array containing element information from db;
* at least 'id', 'path' should be present
*/
function get_element_path($element_info)
{
$path = get_element_location($element_info);
if ( !url_is_remote($path) )
{
$path = PHPWG_ROOT_PATH.$path;
}
return $path;
}
/*
* @param element_info array containing element information from db;
* at least 'id', 'path' should be present
*/
function get_element_url($element_info)
{
$url = get_element_location($element_info);
if ( !url_is_remote($url) )
{
$url = embellish_url(get_root_url().$url);
}
// plugins want another url ?
return trigger_event('get_element_url', $url, $element_info);
}
/**
* Returns the relative path of the element with regards to to the root
* of PWG (not the current page). This function is not intended to be
* called directly from code.
* @param element_info array containing element information from db;
* at least 'id', 'path' should be present
*/
function get_element_location($element_info)
{
// maybe a cached watermark ?
return trigger_event('get_element_location',
$element_info['path'], $element_info);
}
/**
* Returns the PATH to the image to be displayed in the picture page. If the
* element is not a picture, then the representative image or the default
* mime image. The path can be used in the php script, but not sent to the
* browser.
* @param element_info array containing element information from db;
* at least 'id', 'path', 'representative_ext' should be present
*/
function get_image_path($element_info)
{
global $conf;
$ext = get_extension($element_info['path']);
if (in_array($ext, $conf['picture_ext']))
{
if (isset($element_info['element_path']) )
{
return $element_info['element_path'];
}
return get_element_path($element_info);
}
$path = get_image_location($element_info);
if ( !url_is_remote($path) )
{
$path = PHPWG_ROOT_PATH.$path;
}
return $path;
}
/**
* Returns the URL of the image to be displayed in the picture page. If the
* element is not a picture, then the representative image or the default
* mime image. The URL can't be used in the php script, but can be sent to the
* browser.
* @param element_info array containing element information from db;
* at least 'id', 'path', 'representative_ext' should be present
*/
function get_image_url($element_info)
{
global $conf;
$ext = get_extension($element_info['path']);
if (in_array($ext, $conf['picture_ext']))
{
if (isset($element_info['element_url']) )
{
return $element_info['element_url'];
}
return get_element_url($element_info);
}
$url = get_image_location($element_info);
if ( !url_is_remote($url) )
{
$url = embellish_url(get_root_url().$url);
}
return $url;
}
/**
* Returns the relative path of the image (element/representative/mimetype)
* with regards to the root of PWG (not the current page). This function
* is not intended to be called directly from code.
* @param element_info array containing element information from db;
* at least 'id', 'path', 'representative_ext' should be present
*/
function get_image_location($element_info)
{
if (isset($element_info['representative_ext'])
and $element_info['representative_ext'] != '')
{
$pi = pathinfo($element_info['path']);
$file_wo_ext = get_filename_wo_extension($pi['basename']);
$path =
$pi['dirname'].'/pwg_representative/'
.$file_wo_ext.'.'.$element_info['representative_ext'];
}
else
{
$ext = get_extension($element_info['path']);
$path = get_themeconf('mime_icon_dir');
$path.= strtolower($ext).'.png';
if ( !file_exists(PHPWG_ROOT_PATH.$path)
and !empty($element_info['tn_ext']) )
{
$path = get_thumbnail_location($element_info);
}
}
// plugins want another location ?
return trigger_event( 'get_image_location', $path, $element_info);
}
/*
* @param element_info array containing element information from db;
* at least 'id', 'path', 'has_high' should be present
*/
function get_high_path($element_info)
{
$path = get_high_location($element_info);
if (!empty($path) and !url_is_remote($path) )
{
$path = PHPWG_ROOT_PATH.$path;
}
return $path;
}
/**
* @param element_info array containing element information from db;
* at least 'id', 'path', 'has_high' should be present
*/
function get_high_url($element_info)
{
$url = get_high_location($element_info);
if (!empty($url) and !url_is_remote($url) )
{
$url = embellish_url(get_root_url().$url);
}
// plugins want another url ?
return trigger_event('get_high_url', $url, $element_info);
}
/**
* @param element_info array containing element information from db;
* at least 'id', 'path', 'has_high' should be present
*/
function get_high_location($element_info)
{
$location = '';
if ($element_info['has_high'] == 'true')
{
$pi = pathinfo($element_info['path']);
$location=$pi['dirname'].'/pwg_high/'.$pi['basename'];
}
return trigger_event( 'get_high_location', $location, $element_info);
}
/**
* @param what_part string one of 't' (thumbnail), 'e' (element), 'i' (image),
* 'h' (high resolution image)
* @param element_info array containing element information from db;
* at least 'id', 'path' should be present
*/
function get_download_url($what_part, $element_info)
{
$url = get_root_url().'action.php';
$url = add_url_params($url,
array(
'id' => $element_info['id'],
'part' => $what_part,
)
);
return trigger_event( 'get_download_url', $url, $element_info);
}
?>
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