281 lines
No EOL
6.9 KiB
PHP
281 lines
No EOL
6.9 KiB
PHP
<?php
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// +-----------------------------------------------------------------------+
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// | Piwigo - a PHP based photo gallery |
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// +-----------------------------------------------------------------------+
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// | Copyright(C) 2008-2011 Piwigo Team http://piwigo.org |
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// | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net |
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// | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick |
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// +-----------------------------------------------------------------------+
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// | This program is free software; you can redistribute it and/or modify |
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// | it under the terms of the GNU General Public License as published by |
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// | the Free Software Foundation |
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// | |
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// | This program is distributed in the hope that it will be useful, but |
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// | WITHOUT ANY WARRANTY; without even the implied warranty of |
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// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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// | General Public License for more details. |
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// | |
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// | You should have received a copy of the GNU General Public License |
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// | along with this program; if not, write to the Free Software |
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// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
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// | USA. |
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// +-----------------------------------------------------------------------+
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// provides data for site synchronization from the local file system
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class LocalSiteReader
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{
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var $site_url;
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function LocalSiteReader($url)
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{
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$this->site_url = $url;
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}
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/**
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* Is this local site ok ?
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*
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* @return true on success, false otherwise
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*/
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function open()
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{
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global $errors;
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if (!is_dir($this->site_url))
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{
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array_push(
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$errors,
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array(
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'path' => $this->site_url,
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'type' => 'PWG-ERROR-NO-FS'
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)
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);
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return false;
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}
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return true;
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}
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// retrieve file system sub-directories fulldirs
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function get_full_directories($basedir)
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{
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$fs_fulldirs = get_fs_directories($basedir);
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return $fs_fulldirs;
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}
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/**
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* Returns an array with all file system files according to $conf['file_ext']
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* and $conf['picture_ext']
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* @param string $path recurse in this directory
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* @return array like "pic.jpg"=>array('tn_ext'=>'jpg' ... )
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*/
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function get_elements($path)
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{
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global $conf;
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if (!isset($conf['flip_file_ext']))
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{
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$conf['flip_file_ext'] = array_flip($conf['file_ext']);
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}
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$subdirs = array();
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$fs = array();
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if (is_dir($path) && $contents = opendir($path) )
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{
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while (($node = readdir($contents)) !== false)
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{
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if (is_file($path.'/'.$node))
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{
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$extension = get_extension($node);
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$filename_wo_ext = get_filename_wo_extension($node);
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if ( isset($conf['flip_file_ext'][$extension]) )
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{
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$tn_ext = $this->get_tn_ext($path, $filename_wo_ext);
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$fs[ $path.'/'.$node ] = array(
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'tn_ext' => $tn_ext,
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);
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}
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}
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elseif (is_dir($path.'/'.$node)
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and $node != '.'
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and $node != '..'
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and $node != 'pwg_high'
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and $node != 'pwg_representative'
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and $node != 'thumbnail' )
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{
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array_push($subdirs, $node);
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}
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} //end while readdir
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closedir($contents);
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foreach ($subdirs as $subdir)
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{
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$tmp_fs = $this->get_elements($path.'/'.$subdir);
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$fs = array_merge($fs, $tmp_fs);
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}
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ksort($fs);
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} //end if is_dir
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return $fs;
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}
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// returns the name of the attributes that are supported for
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// files update/synchronization
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function get_update_attributes()
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{
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return array('tn_ext', 'has_high', 'representative_ext');
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}
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function get_element_update_attributes($file)
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{
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global $conf;
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$data = array();
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$filename = basename($file);
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$dirname = dirname($file);
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$filename_wo_ext = get_filename_wo_extension($filename);
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$extension = get_extension($filename);
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$data['tn_ext'] = $this->get_tn_ext($dirname, $filename_wo_ext);
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$data['has_high'] = $this->get_has_high($dirname, $filename);
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if ( !isset($conf['flip_picture_ext'][$extension]) )
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{
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$data['representative_ext'] = $this->get_representative_ext(
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$dirname, $filename_wo_ext
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);
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}
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return $data;
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}
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// returns the name of the attributes that are supported for
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// metadata update/synchronization according to configuration
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function get_metadata_attributes()
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{
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global $conf;
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$update_fields = array('filesize', 'width', 'height', 'high_filesize', 'high_width', 'high_height');
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if ($conf['use_exif'])
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{
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$update_fields =
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array_merge(
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$update_fields,
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array_keys($conf['use_exif_mapping'])
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);
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}
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if ($conf['use_iptc'])
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{
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$update_fields =
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array_merge(
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$update_fields,
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array_keys($conf['use_iptc_mapping'])
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);
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}
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return $update_fields;
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}
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// returns a hash of attributes (metadata+filesize+width,...) for file
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function get_element_metadata($file, $has_high = false)
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{
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global $conf;
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if (!is_file($file))
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{
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return null;
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}
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$data = array();
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$data['filesize'] = floor(filesize($file)/1024);
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if ($image_size = @getimagesize($file))
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{
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$data['width'] = $image_size[0];
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$data['height'] = $image_size[1];
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}
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if ($has_high)
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{
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$high_file = dirname($file).'/pwg_high/'.basename($file);
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$data['high_filesize'] = floor(filesize($high_file)/1024);
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if ($high_size = @getimagesize($high_file))
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{
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$data['high_width'] = $high_size[0];
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$data['high_height'] = $high_size[1];
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}
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}
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if ($conf['use_exif'])
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{
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$exif = get_sync_exif_data($file);
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if (count($exif) == 0 and isset($data['high_filesize']))
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{
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$exif = get_sync_exif_data($high_file);
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}
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$data = array_merge($data, $exif);
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}
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if ($conf['use_iptc'])
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{
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$iptc = get_sync_iptc_data($file);
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if (count($iptc) == 0 and isset($data['high_filesize']))
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{
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$iptc = get_sync_iptc_data($high_file);
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}
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$data = array_merge($data, $iptc);
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}
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return $data;
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}
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//-------------------------------------------------- private functions --------
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function get_representative_ext($path, $filename_wo_ext)
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{
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global $conf;
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$base_test = $path.'/pwg_representative/'.$filename_wo_ext.'.';
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foreach ($conf['picture_ext'] as $ext)
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{
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$test = $base_test.$ext;
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if (is_file($test))
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{
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return $ext;
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}
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}
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return null;
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}
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function get_tn_ext($path, $filename_wo_ext)
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{
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global $conf;
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$base_test =
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$path.'/thumbnail/'.$conf['prefix_thumbnail'].$filename_wo_ext.'.';
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foreach ($conf['picture_ext'] as $ext)
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{
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$test = $base_test.$ext;
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if (is_file($test))
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{
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return $ext;
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}
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}
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return null;
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}
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function get_has_high($path, $filename)
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{
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if (is_file($path.'/pwg_high/'.$filename))
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{
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return 'true';
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}
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return null;
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}
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}
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?>
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