aboutsummaryrefslogtreecommitdiffstats
path: root/admin/create_listing_file.php
diff options
context:
space:
mode:
authorz0rglub <z0rglub@piwigo.org>2004-09-27 21:51:07 +0000
committerz0rglub <z0rglub@piwigo.org>2004-09-27 21:51:07 +0000
commite7b24ebdd081c86555b0c07ca18cbf205ab0bacd (patch)
tree5255065bd54f5f9f775ac12f62abdd1d0c77997a /admin/create_listing_file.php
parent1d4238055a7fbb86bdb901f09eb5de90026ba431 (diff)
add support of exif and iptc for remote site
git-svn-id: http://piwigo.org/svn/trunk@538 68402e56-0260-453c-a942-63ccdbb3a9ee
Diffstat (limited to 'admin/create_listing_file.php')
-rw-r--r--admin/create_listing_file.php114
1 files changed, 112 insertions, 2 deletions
diff --git a/admin/create_listing_file.php b/admin/create_listing_file.php
index bccf71479..33da67170 100644
--- a/admin/create_listing_file.php
+++ b/admin/create_listing_file.php
@@ -37,18 +37,100 @@ $conf['prefix_thumbnail'] = 'TN-';
$conf['file_ext'] = array('jpg','JPG','png','PNG','gif','GIF','mpg','zip',
'avi','mp3','ogg');
-// $conf['picture_ext'] must bea subset of $conf['file_ext']
+// $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 $iptc;
+}
+
+/**
* returns a float value coresponding to the number of seconds since the
* unix epoch (1st January 1970) and the microseconds are precised :
* e.g. 1052343429.89276600
@@ -264,6 +346,33 @@ function get_pictures($dir, $indent)
$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, $element);
}
@@ -299,7 +408,8 @@ function get_pictures($dir, $indent)
$xml = "\n".$indent.'<root>';
$attributes = array('file','tn_ext','representative_ext','filesize',
- 'width','height');
+ 'width','height','date_creation','author','keywords',
+ 'name','comment');
foreach ($elements as $element)
{
$xml.= "\n".$indent.' ';