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<?php
// +-----------------------------------------------------------------------+
// | Piwigo - a PHP based photo gallery |
// +-----------------------------------------------------------------------+
// | Copyright(C) 2008-2014 Piwigo Team http://piwigo.org |
// | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net |
// | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick |
// +-----------------------------------------------------------------------+
// | 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. |
// +-----------------------------------------------------------------------+
// provides data for site synchronization from the local file system
class LocalSiteReader
{
var $site_url;
function LocalSiteReader($url)
{
$this->site_url = $url;
global $conf;
if (!isset($conf['flip_file_ext']))
{
$conf['flip_file_ext'] = array_flip($conf['file_ext']);
}
if (!isset($conf['flip_picture_ext']))
{
$conf['flip_picture_ext'] = array_flip($conf['picture_ext']);
}
}
/**
* Is this local site ok ?
*
* @return true on success, false otherwise
*/
function open()
{
global $errors;
if (!is_dir($this->site_url))
{
$errors[] = array(
'path' => $this->site_url,
'type' => 'PWG-ERROR-NO-FS'
);
return false;
}
return true;
}
// retrieve file system sub-directories fulldirs
function get_full_directories($basedir)
{
$fs_fulldirs = get_fs_directories($basedir);
return $fs_fulldirs;
}
/**
* Returns an array with all file system files according to $conf['file_ext']
* and $conf['picture_ext']
* @param string $path recurse in this directory
* @return array like "pic.jpg"=>array('representative_ext'=>'jpg' ... )
*/
function get_elements($path)
{
global $conf;
$subdirs = array();
$fs = array();
if (is_dir($path) && $contents = opendir($path) )
{
while (($node = readdir($contents)) !== false)
{
if ($node == '.' or $node == '..') continue;
if (is_file($path.'/'.$node))
{
$extension = get_extension($node);
$filename_wo_ext = get_filename_wo_extension($node);
if ( isset($conf['flip_file_ext'][$extension]) )
{
$representative_ext = null;
if (! isset($conf['flip_picture_ext'][$extension]) )
{
$representative_ext = $this->get_representative_ext($path, $filename_wo_ext);
}
$formats = $this->get_formats($path, $filename_wo_ext);
$fs[ $path.'/'.$node ] = array(
'representative_ext' => $representative_ext,
'formats' => $formats,
);
}
}
else if (is_dir($path.'/'.$node)
and $node != 'pwg_high'
and $node != 'pwg_representative'
and $node != 'pwg_format'
and $node != 'thumbnail' )
{
$subdirs[] = $node;
}
} //end while readdir
closedir($contents);
foreach ($subdirs as $subdir)
{
$tmp_fs = $this->get_elements($path.'/'.$subdir);
$fs = array_merge($fs, $tmp_fs);
}
ksort($fs);
} //end if is_dir
return $fs;
}
// returns the name of the attributes that are supported for
// files update/synchronization
function get_update_attributes()
{
return array('representative_ext');
}
function get_element_update_attributes($file)
{
global $conf;
$data = array();
$filename = basename($file);
$extension = get_extension($filename);
$representative_ext = null;
if (! isset($conf['flip_picture_ext'][$extension]) )
{
$dirname = dirname($file);
$filename_wo_ext = get_filename_wo_extension($filename);
$representative_ext = $this->get_representative_ext($dirname, $filename_wo_ext);
}
$data['representative_ext'] = $representative_ext;
return $data;
}
// returns the name of the attributes that are supported for
// metadata update/synchronization according to configuration
function get_metadata_attributes()
{
return get_sync_metadata_attributes();
}
// returns a hash of attributes (metadata+filesize+width,...) for file
function get_element_metadata($infos)
{
return get_sync_metadata($infos);
}
//-------------------------------------------------- private functions --------
function get_representative_ext($path, $filename_wo_ext)
{
global $conf;
$base_test = $path.'/pwg_representative/'.$filename_wo_ext.'.';
foreach ($conf['picture_ext'] as $ext)
{
$test = $base_test.$ext;
if (is_file($test))
{
return $ext;
}
}
return null;
}
function get_formats($path, $filename_wo_ext)
{
global $conf;
$formats = array();
$base_test = $path.'/pwg_format/'.$filename_wo_ext.'.';
foreach ($conf['format_ext'] as $ext)
{
$test = $base_test.$ext;
if (is_file($test))
{
// $formats[] = array(
// 'ext' => $ext,
// 'filesize' => floor(filesize($file) / 1024),
// );
// we return a "/" splitted string instead of an array with 2 keys, to reduce memory usage
$formats[] = $ext.'/'.floor(filesize($test) / 1024);
}
}
return $formats;
}
}
?>
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