diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/create_listing_file.php | 511 |
1 files changed, 511 insertions, 0 deletions
diff --git a/tools/create_listing_file.php b/tools/create_listing_file.php new file mode 100644 index 000000000..e0de87a88 --- /dev/null +++ b/tools/create_listing_file.php @@ -0,0 +1,511 @@ +<?php +// +-----------------------------------------------------------------------+ +// | create_listing_file.php | +// +-----------------------------------------------------------------------+ +// | application : PhpWebGallery <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. | +// +-----------------------------------------------------------------------+ + +// +-----------------------------------------------------------------------+ +// | parameters | +// +-----------------------------------------------------------------------+ + +// prefix for thumbnails in "thumbnail" sub directories +$conf['prefix_thumbnail'] = 'TN-'; + +// $conf['file_ext'] lists all extensions (case insensitive) allowed for +// your PhpWebGallery installation +$conf['file_ext'] = array('jpg','JPG','png','PNG','gif','GIF','mpg','zip', + 'avi','mp3','ogg'); + +// $conf['picture_ext'] must be a subset of $conf['file_ext'] +$conf['picture_ext'] = array('jpg','JPG','png','PNG','gif','GIF'); + +// $conf['version'] is used to verify the compatibility of the generated +// listing.xml file and the PhpWebGallery version you're running +$conf['version'] = 'BSF'; + +// $conf['use_exif'] set to true if you want to use Exif Date as "creation +// date" for the element, otherwise, set to false +$conf['use_exif'] = true; + +// $conf['use_iptc'] set to true if you want to use IPTC informations of the +// element according to get_sync_iptc_data function mapping, otherwise, set +// to false +$conf['use_iptc'] = false; + +// +-----------------------------------------------------------------------+ +// | functions | +// +-----------------------------------------------------------------------+ + +/** + * returns informations from IPTC metadata, mapping is done at the beginning + * of the function + * + * @param string $filename + * @return array + */ +function get_iptc_data($filename, $map) +{ + $result = array(); + + // Read IPTC data + $iptc = array(); + + $imginfo = array(); + getimagesize($filename, $imginfo); + + if (isset($imginfo['APP13'])) + { + $iptc = iptcparse($imginfo['APP13']); + if (is_array($iptc)) + { + $rmap = array_flip($map); + foreach (array_keys($rmap) as $iptc_key) + { + if (isset($iptc[$iptc_key][0]) and $value = $iptc[$iptc_key][0]) + { + // strip leading zeros (weird Kodak Scanner software) + while ($value[0] == chr(0)) + { + $value = substr($value, 1); + } + // remove binary nulls + $value = str_replace(chr(0x00), ' ', $value); + + foreach (array_keys($map, $iptc_key) as $pwg_key) + { + $result[$pwg_key] = $value; + } + } + } + } + } + return $result; +} + +function get_sync_iptc_data($file) +{ + $map = array( + 'keywords' => '2#025', + 'date_creation' => '2#055', + 'author' => '2#122', + 'name' => '2#085', + 'comment' => '2#120' + ); + $datefields = array('date_creation', 'date_available'); + + $iptc = get_iptc_data($file, $map); + + foreach ($iptc as $pwg_key => $value) + { + if (in_array($pwg_key, $datefields)) + { + if ( preg_match('/(\d{4})(\d{2})(\d{2})/', $value, $matches)) + { + $iptc[$pwg_key] = $matches[1].'-'.$matches[2].'-'.$matches[3]; + } + } + } + + return $iptc; +} + +/** + * returns a float value coresponding to the number of seconds since the + * unix epoch (1st January 1970) and the microseconds are precised : + * e.g. 1052343429.89276600 + * + * @return float + */ +function get_moment() +{ + $t1 = explode(' ', microtime()); + $t2 = explode('.', $t1[0]); + $t2 = $t1[1].'.'.$t2[1]; + return $t2; +} + +/** + * returns the number of seconds (with 3 decimals precision) between the + * start time and the end time given. + * + * @param float start + * @param float end + * @return void + */ +function get_elapsed_time($start, $end) +{ + return number_format($end - $start, 3, '.', ' ').' s'; +} + +/** + * returns an array with all picture files according to $conf['file_ext'] + * + * @param string $dir + * @return array + */ +function get_pwg_files($dir) +{ + global $conf; + + $pictures = array(); + if ($opendir = opendir($dir)) + { + while ($file = readdir($opendir)) + { + if (in_array(get_extension($file), $conf['file_ext'])) + { + array_push($pictures, $file); + if (!preg_match('/^[a-zA-Z0-9-_.]+$/', $file)) + { + echo 'PWG-WARNING-2: "'.$file.'" : '; + echo 'The name of the file should be composed of '; + echo 'letters, figures, "-", "_" or "." ONLY'; + echo "\n"; + } + } + } + } + return $pictures; +} + +/** + * returns an array with all thumbnails according to $conf['picture_ext'] + * and $conf['prefix_thumbnail'] + * + * @param string $dir + * @return array + */ +function get_thumb_files($dir) +{ + global $conf; + + $prefix_length = strlen($conf['prefix_thumbnail']); + + $thumbnails = array(); + if ($opendir = @opendir($dir.'/thumbnail')) + { + while ($file = readdir($opendir)) + { + if (in_array(get_extension($file), $conf['picture_ext']) + and substr($file,0,$prefix_length) == $conf['prefix_thumbnail']) + { + array_push($thumbnails, $file); + } + } + } + return $thumbnails; +} + +/** + * returns an array with representative picture files of a directory + * according to $conf['picture_ext'] + * + * @param string $dir + * @return array + */ +function get_representative_files($dir) +{ + global $conf; + + $pictures = array(); + if ($opendir = @opendir($dir.'/pwg_representative')) + { + while ($file = readdir($opendir)) + { + if (in_array(get_extension($file), $conf['picture_ext'])) + { + array_push($pictures, $file); + } + } + } + return $pictures; +} + +/** + * search in $basedir the sub-directories and calls get_pictures + * + * @return void + */ +function get_dirs($basedir, $indent, $level) +{ + $fs_dirs = array(); + $dirs = ""; + + if ($opendir = opendir($basedir)) + { + while ($file = readdir($opendir)) + { + if ($file != '.' + and $file != '..' + and $file != 'thumbnail' + and $file != 'pwg_high' + and $file != 'pwg_representative' + and is_dir ($basedir.'/'.$file)) + { + array_push($fs_dirs, $file); + if (!preg_match('/^[a-zA-Z0-9-_.]+$/', $file)) + { + echo 'PWG-WARNING-1: "'.$file.'" : '; + echo 'The name of the directory should be composed of '; + echo 'letters, figures, "-", "_" or "." ONLY'; + echo "\n"; + } + } + } + } + // write of the dirs + foreach ($fs_dirs as $fs_dir) + { + $dirs.= "\n".$indent.'<dir'.$level.' name="'.$fs_dir.'">'; + $dirs.= get_pictures($basedir.'/'.$fs_dir, $indent.' '); + $dirs.= get_dirs($basedir.'/'.$fs_dir, $indent.' ', $level + 1); + $dirs.= "\n".$indent.'</dir'.$level.'>'; + } + return $dirs; +} + +// get_extension returns the part of the string after the last "." +function get_extension($filename) +{ + return substr(strrchr($filename, '.'), 1, strlen ($filename)); +} + +// get_filename_wo_extension returns the part of the string before the last +// ".". +// get_filename_wo_extension('test.tar.gz') -> 'test.tar' +function get_filename_wo_extension($filename) +{ + return substr($filename, 0, strrpos($filename, '.')); +} + +function get_pictures($dir, $indent) +{ + global $conf; + + // fs means FileSystem : $fs_files contains files in the filesystem found + // in $dir that can be managed by PhpWebGallery (see get_pwg_files + // function), $fs_thumbnails contains thumbnails, $fs_representatives + // contains potentially representative pictures for non picture files + $fs_files = get_pwg_files($dir); + $fs_thumbnails = get_thumb_files($dir); + $fs_representatives = get_representative_files($dir); + + $elements = array(); + + foreach ($fs_files as $fs_file) + { + $element = array(); + $element['file'] = $fs_file; + $element['filesize'] = floor(filesize($dir.'/'.$fs_file) / 1024); + + $file_wo_ext = get_filename_wo_extension($fs_file); + + foreach ($conf['picture_ext'] as $ext) + { + $test = $conf['prefix_thumbnail'].$file_wo_ext.'.'.$ext; + if (!in_array($test, $fs_thumbnails)) + { + continue; + } + else + { + $element['tn_ext'] = $ext; + break; + } + } + + // 2 cases : the element is a picture or not. Indeed, for a picture + // thumbnail is mandatory and for non picture element, thumbnail and + // representative is optionnal + if (in_array(get_extension($fs_file), $conf['picture_ext'])) + { + // if we found a thumnbnail corresponding to our picture... + if (isset($element['tn_ext'])) + { + if ($image_size = @getimagesize($dir.'/'.$fs_file)) + { + $element['width'] = $image_size[0]; + $element['height'] = $image_size[1]; + } + + if ($conf['use_exif']) + { + if ($exif = @read_exif_data($dir.'/'.$fs_file)) + { + if (isset($exif['DateTime'])) + { + preg_match('/^(\d{4}):(\d{2}):(\d{2})/' + ,$exif['DateTime'] + ,$matches); + $element['date_creation'] = + $matches[1].'-'.$matches[2].'-'.$matches[3]; + } + } + } + + if ($conf['use_iptc']) + { + $iptc = get_sync_iptc_data($dir.'/'.$fs_file); + if (count($iptc) > 0) + { + foreach (array_keys($iptc) as $key) + { + $element[$key] = addslashes($iptc[$key]); + } + } + } + + array_push($elements, $element); + } + else + { + echo 'PWG-ERROR-1: The thumbnail is missing for '.$dir.'/'.$fs_file; + echo '-> '.$dir.'/thumbnail/'; + echo $conf['prefix_thumbnail'].$file_wo_ext.'.xxx'; + echo ' ("xxx" can be : '; + echo implode(', ', $conf['picture_ext']); + echo ')'."\n"; + } + } + else + { + foreach ($conf['picture_ext'] as $ext) + { + $candidate = $file_wo_ext.'.'.$ext; + if (!in_array($candidate, $fs_representatives)) + { + continue; + } + else + { + $element['representative_ext'] = $ext; + break; + } + } + + array_push($elements, $element); + } + } + + $xml = "\n".$indent.'<root>'; + $attributes = array('file','tn_ext','representative_ext','filesize', + 'width','height','date_creation','author','keywords', + 'name','comment'); + foreach ($elements as $element) + { + $xml.= "\n".$indent.' '; + $xml.= '<element'; + foreach ($attributes as $attribute) + { + if (isset($element{$attribute})) + { + $xml.= ' '.$attribute.'="'.$element{$attribute}.'"'; + } + } + $xml.= ' />'; + } + $xml.= "\n".$indent.'</root>'; + + return $xml; +} + +// +-----------------------------------------------------------------------+ +// | script | +// +-----------------------------------------------------------------------+ +if (isset($_GET['action'])) +{ + $page['action'] = $_GET['action']; +} +else +{ + $page['action'] = 'generate'; +} +echo '<pre>'; +switch ($page['action']) +{ + case 'generate' : + { + $start = get_moment(); + + $listing = '<informations'; + $listing.= ' generation_date="'.date('Y-m-d').'"'; + $listing.= ' phpwg_version="'.$conf{'version'}.'"'; + + $end = strrpos($_SERVER['PHP_SELF'], '/') + 1; + $local_folder = substr($_SERVER['PHP_SELF'], 0, $end); + $url = 'http://'.$_SERVER['HTTP_HOST'].$local_folder; + + $listing.= ' url="'.$url.'"'; + $listing.= '/>'."\n"; + + $listing.= get_dirs('.', '', 0); + + if ($fp = @fopen("./listing.xml","w")) + { + fwrite($fp, $listing); + fclose($fp); + echo 'PWG-INFO-1: listing.xml created in '; + echo get_elapsed_time($start, get_moment()); + echo "\n"; + } + else + { + echo "PWG-ERROR-2: I can't write the file listing.xml"."\n"; + } + break; + } + case 'test' : + { + if (isset($_GET['version'])) + { + if ($_GET['version'] != $conf['version']) + { + echo 'PWG-ERROR-4: PhpWebGallery versions differs'."\n"; + } + else + { + echo 'PWG-INFO-2: test successful'."\n"; + } + } + else + { + echo 'PWG-INFO-2: test successful'."\n"; + } + break; + } + case 'clean' : + { + if( @unlink('./listing.xml')) + { + echo 'PWG-INFO-3 : listing.xml file deleted'."\n"; + } + else + { + echo 'PWG-ERROR-3 : listing.xml does not exist'."\n"; + } + break; + } +} +echo '</pre>'; +?> |