mirror of
https://github.com/Piwigo/Piwigo.git
synced 2026-03-28 17:42:57 +01:00
094bbe3cee
- new feature : remote site management (generate listing, update, clean, delete) - on category page, no display of filesize if info not available in database git-svn-id: http://piwigo.org/svn/trunk@526 68402e56-0260-453c-a942-63ccdbb3a9ee
400 lines
11 KiB
PHP
400 lines
11 KiB
PHP
<?php
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// +-----------------------------------------------------------------------+
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// | create_listing_file.php |
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// +-----------------------------------------------------------------------+
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// | application : PhpWebGallery <http://phpwebgallery.net> |
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// | branch : BSF (Best So Far) |
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// +-----------------------------------------------------------------------+
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// | file : $RCSfile$
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// | last update : $Date$
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// | last modifier : $Author$
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// | revision : $Revision$
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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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// +-----------------------------------------------------------------------+
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// | parameters |
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// +-----------------------------------------------------------------------+
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// prefix for thumbnails in "thumbnail" sub directories
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$conf['prefix_thumbnail'] = 'TN-';
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// $conf['file_ext'] lists all extensions (case insensitive) allowed for
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// your PhpWebGallery installation
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$conf['file_ext'] = array('jpg','JPG','png','PNG','gif','GIF','mpg','zip',
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'avi','mp3','ogg');
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// $conf['picture_ext'] must bea subset of $conf['file_ext']
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$conf['picture_ext'] = array('jpg','JPG','png','PNG','gif','GIF');
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// $conf['version'] is used to verify the compatibility of the generated
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// listing.xml file and the PhpWebGallery version you're running
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$conf['version'] = 'BSF';
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// +-----------------------------------------------------------------------+
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// | functions |
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// +-----------------------------------------------------------------------+
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/**
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* returns a float value coresponding to the number of seconds since the
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* unix epoch (1st January 1970) and the microseconds are precised :
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* e.g. 1052343429.89276600
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*
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* @return float
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*/
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function get_moment()
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{
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$t1 = explode(' ', microtime());
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$t2 = explode('.', $t1[0]);
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$t2 = $t1[1].'.'.$t2[1];
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return $t2;
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}
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/**
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* returns the number of seconds (with 3 decimals precision) between the
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* start time and the end time given.
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*
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* @param float start
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* @param float end
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* @return void
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*/
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function get_elapsed_time($start, $end)
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{
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return number_format($end - $start, 3, '.', ' ').' s';
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}
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/**
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* returns an array with all picture files according to $conf['file_ext']
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*
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* @param string $dir
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* @return array
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*/
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function get_pwg_files($dir)
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{
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global $conf;
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$pictures = array();
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if ($opendir = opendir($dir))
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{
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while ($file = readdir($opendir))
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{
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if (in_array(get_extension($file), $conf['file_ext']))
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{
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array_push($pictures, $file);
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if (!preg_match('/^[a-zA-Z0-9-_.]+$/', $file))
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{
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echo 'PWG-WARNING-2: "'.$file.'" : ';
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echo 'The name of the file should be composed of ';
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echo 'letters, figures, "-", "_" or "." ONLY';
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echo "\n";
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}
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}
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}
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}
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return $pictures;
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}
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/**
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* returns an array with all thumbnails according to $conf['picture_ext']
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* and $conf['prefix_thumbnail']
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*
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* @param string $dir
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* @return array
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*/
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function get_thumb_files($dir)
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{
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global $conf;
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$prefix_length = strlen($conf['prefix_thumbnail']);
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$thumbnails = array();
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if ($opendir = @opendir($dir.'/thumbnail'))
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{
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while ($file = readdir($opendir))
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{
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if (in_array(get_extension($file), $conf['picture_ext'])
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and substr($file,0,$prefix_length) == $conf['prefix_thumbnail'])
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{
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array_push($thumbnails, $file);
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}
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}
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}
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return $thumbnails;
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}
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/**
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* returns an array with representative picture files of a directory
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* according to $conf['picture_ext']
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*
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* @param string $dir
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* @return array
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*/
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function get_representative_files($dir)
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{
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global $conf;
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$pictures = array();
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if ($opendir = @opendir($dir.'/representative'))
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{
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while ($file = readdir($opendir))
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{
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if (in_array(get_extension($file), $conf['picture_ext']))
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{
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array_push($pictures, $file);
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}
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}
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}
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return $pictures;
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}
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/**
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* search in $basedir the sub-directories and calls get_pictures
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*
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* @return void
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*/
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function get_dirs($basedir, $indent, $level)
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{
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$fs_dirs = array();
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$dirs = "";
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if ($opendir = opendir($basedir))
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{
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while ($file = readdir($opendir))
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{
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if ($file != '.'
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and $file != '..'
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and is_dir ($basedir.'/'.$file)
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and $file != 'thumbnail')
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{
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array_push($fs_dirs, $file);
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if (!preg_match('/^[a-zA-Z0-9-_.]+$/', $file))
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{
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echo 'PWG-WARNING-1: "'.$file.'" : ';
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echo 'The name of the directory should be composed of ';
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echo 'letters, figures, "-", "_" or "." ONLY';
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echo "\n";
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}
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}
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}
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}
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// write of the dirs
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foreach ($fs_dirs as $fs_dir)
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{
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$dirs.= "\n".$indent.'<dir'.$level.' name="'.$fs_dir.'">';
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$dirs.= get_pictures($basedir.'/'.$fs_dir, $indent.' ');
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$dirs.= get_dirs($basedir.'/'.$fs_dir, $indent.' ', $level + 1);
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$dirs.= "\n".$indent.'</dir'.$level.'>';
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}
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return $dirs;
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}
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// get_extension returns the part of the string after the last "."
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function get_extension($filename)
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{
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return substr(strrchr($filename, '.'), 1, strlen ($filename));
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}
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// get_filename_wo_extension returns the part of the string before the last
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// ".".
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// get_filename_wo_extension('test.tar.gz') -> 'test.tar'
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function get_filename_wo_extension($filename)
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{
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return substr($filename, 0, strrpos($filename, '.'));
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}
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function get_pictures($dir, $indent)
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{
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global $conf;
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// fs means FileSystem : $fs_files contains files in the filesystem found
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// in $dir that can be managed by PhpWebGallery (see get_pwg_files
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// function), $fs_thumbnails contains thumbnails, $fs_representatives
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// contains potentially representative pictures for non picture files
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$fs_files = get_pwg_files($dir);
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$fs_thumbnails = get_thumb_files($dir);
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$fs_representatives = get_representative_files($dir);
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$elements = array();
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foreach ($fs_files as $fs_file)
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{
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$element = array();
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$element['file'] = $fs_file;
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$element['filesize'] = floor(filesize($dir.'/'.$fs_file) / 1024);
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$file_wo_ext = get_filename_wo_extension($fs_file);
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foreach ($conf['picture_ext'] as $ext)
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{
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$test = $conf['prefix_thumbnail'].$file_wo_ext.'.'.$ext;
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if (!in_array($test, $fs_thumbnails))
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{
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continue;
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}
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else
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{
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$element['tn_ext'] = $ext;
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break;
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}
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}
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// 2 cases : the element is a picture or not. Indeed, for a picture
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// thumbnail is mandatory and for non picture element, thumbnail and
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// representative is optionnal
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if (in_array(get_extension($fs_file), $conf['picture_ext']))
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{
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// if we found a thumnbnail corresponding to our picture...
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if (isset($element['tn_ext']))
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{
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if ($image_size = @getimagesize($dir.'/'.$fs_file))
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{
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$element['width'] = $image_size[0];
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$element['height'] = $image_size[1];
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}
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array_push($elements, $element);
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}
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else
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{
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echo 'PWG-ERROR-1: The thumbnail is missing for '.$dir.'/'.$fs_file;
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echo '-> '.$dir.'/thumbnail/';
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echo $conf['prefix_thumbnail'].$file_wo_ext.'.xxx';
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echo ' ("xxx" can be : ';
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echo implode(', ', $conf['picture_ext']);
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echo ')'."\n";
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}
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}
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else
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{
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foreach ($conf['picture_ext'] as $ext)
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{
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$candidate = $file_wo_ext.'.'.$ext;
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if (!in_array($candidate, $fs_representatives))
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{
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continue;
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}
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else
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{
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$element['representative_ext'] = $ext;
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break;
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}
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}
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array_push($elements, $element);
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}
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}
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$xml = "\n".$indent.'<root>';
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$attributes = array('file','tn_ext','representative_ext','filesize',
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'width','height');
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foreach ($elements as $element)
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{
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$xml.= "\n".$indent.' ';
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$xml.= '<element';
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foreach ($attributes as $attribute)
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{
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if (isset($element{$attribute}))
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{
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$xml.= ' '.$attribute.'="'.$element{$attribute}.'"';
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}
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}
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$xml.= ' />';
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}
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$xml.= "\n".$indent.'</root>';
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return $xml;
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}
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// +-----------------------------------------------------------------------+
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// | script |
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// +-----------------------------------------------------------------------+
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if (isset($_GET['action']))
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{
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$page['action'] = $_GET['action'];
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}
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else
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{
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$page['action'] = 'generate';
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}
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echo '<pre>';
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switch ($page['action'])
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{
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case 'generate' :
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{
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$start = get_moment();
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$listing = '<informations';
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$listing.= ' generation_date="'.date('Y-m-d').'"';
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$listing.= ' phpwg_version="'.$conf{'version'}.'"';
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$end = strrpos($_SERVER['PHP_SELF'], '/') + 1;
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$local_folder = substr($_SERVER['PHP_SELF'], 0, $end);
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$url = 'http://'.$_SERVER['HTTP_HOST'].$local_folder;
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$listing.= ' url="'.$url.'"';
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$listing.= '/>'."\n";
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$listing.= get_dirs('.', '', 0);
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if ($fp = @fopen("./listing.xml","w"))
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{
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fwrite($fp, $listing);
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fclose($fp);
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echo 'PWG-INFO-1: listing.xml created in ';
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echo get_elapsed_time($start, get_moment());
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echo "\n";
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}
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else
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{
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echo "PWG-ERROR-2: I can't write the file listing.xml"."\n";
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}
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break;
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}
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case 'test' :
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{
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if (isset($_GET['version']))
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{
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if ($_GET['version'] != $conf['version'])
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{
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echo 'PWG-ERROR-4: PhpWebGallery versions differs'."\n";
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}
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else
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{
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echo 'PWG-INFO-2: test successful'."\n";
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}
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}
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else
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{
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echo 'PWG-INFO-2: test successful'."\n";
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}
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break;
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}
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case 'clean' :
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{
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if( @unlink('./listing.xml'))
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{
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echo 'PWG-INFO-3 : listing.xml file deleted'."\n";
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}
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else
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{
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echo 'PWG-ERROR-3 : listing.xml does not exist'."\n";
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}
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break;
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}
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}
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echo '</pre>';
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?>
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