diff options
Diffstat (limited to 'include/functions_metadata.inc.php')
| -rw-r--r-- | include/functions_metadata.inc.php | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/include/functions_metadata.inc.php b/include/functions_metadata.inc.php new file mode 100644 index 000000000..e2b7333d5 --- /dev/null +++ b/include/functions_metadata.inc.php @@ -0,0 +1,73 @@ +<?php +// +-----------------------------------------------------------------------+ +// | functions_metadata.inc.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. | +// +-----------------------------------------------------------------------+ + +/** + * 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; +} +?>
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