|
// | 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. |
// +-----------------------------------------------------------------------+
include_once(PHPWG_ROOT_PATH.'/include/functions_metadata.inc.php');
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 $iptc;
}
function update_metadata($files)
{
global $conf;
$inserts = array();
foreach ($files as $id => $file)
{
$insert = array();
$insert['id'] = $id;
$insert['filesize'] = floor(filesize($file)/1024);
if ($image_size = @getimagesize($file))
{
$insert['width'] = $image_size[0];
$insert['height'] = $image_size[1];
}
if ($conf['use_exif'])
{
if ($exif = @read_exif_data($file))
{
if (isset($exif['DateTime']))
{
preg_match('/^(\d{4}).(\d{2}).(\d{2})/'
,$exif['DateTime']
,$matches);
$insert['date_creation'] =
"'".$matches[1].'-'.$matches[2].'-'.$matches[3]."'";
}
}
}
if ($conf['use_iptc'])
{
$iptc = get_sync_iptc_data($file);
if (count($iptc) > 0)
{
foreach (array_keys($iptc) as $key)
{
$insert[$key] = "'".addslashes($iptc[$key])."'";
}
}
}
$insert['date_metadata_update'] = CURRENT_DATE;
array_push($inserts, $insert);
}
if (count($inserts) > 0)
{
$dbfields = array(
'id','filesize','width','height','name','author','comment'
,'date_creation','keywords','date_metadata_update'
);
// depending on the MySQL version, we use the multi table update or N
// update queries
$query = 'SELECT VERSION() AS version;';
$row = mysql_fetch_array(mysql_query($query));
if (version_compare($row['version'],'4.0.4') < 0)
{
// MySQL is prior to version 4.0.4, multi table update feature is not
// available
echo 'MySQL is prior to version 4.0.4, multi table update feature is not available
';
foreach ($inserts as $insert)
{
$query = '
UPDATE '.IMAGES_TABLE.'
SET ';
foreach (array_diff(array_keys($insert),array('id')) as $num => $key)
{
if ($num > 1)
{
$query.= ', ';
}
$query.= $key.' = '.$insert[$key];
}
$query.= '
WHERE id = '.$insert['id'].'
;';
// echo '
'.$query.''; mysql_query($query); } } else { // creation of the temporary table $query = ' DESCRIBE '.IMAGES_TABLE.' ;'; $result = mysql_query($query); $columns = array(); while ($row = mysql_fetch_array($result)) { if (in_array($row['Field'], $dbfields)) { $column = $row['Field']; $column.= ' '.$row['Type']; if (!isset($row['Null']) or $row['Null'] == '') { $column.= ' NOT NULL'; } if (isset($row['Default'])) { $column.= " default '".$row['Default']."'"; } array_push($columns, $column); } } $query = ' CREATE TEMPORARY TABLE '.IMAGE_METADATA_TABLE.' ( '.implode(",\n", $columns).', PRIMARY KEY (id) ) ;'; // echo '
'.$query.''; mysql_query($query); // inserts all found pictures $query = ' INSERT INTO '.IMAGE_METADATA_TABLE.' ('.implode(',', $dbfields).') VALUES '; foreach ($inserts as $insert_id => $insert) { $query.= ' '; if ($insert_id > 0) { $query.= ','; } $query.= '('; foreach ($dbfields as $field_id => $dbfield) { if ($field_id > 0) { $query.= ','; } if (!isset($insert[$dbfield]) or $insert[$dbfield] == '') { $query.= 'NULL'; } else { $query.= $insert[$dbfield]; } } $query.=')'; } $query.= ' ;'; // echo '
'.$query.''; mysql_query($query); // update of images table by joining with temporary table $query = ' UPDATE '.IMAGES_TABLE.' AS images, '.IMAGE_METADATA_TABLE.' as metadata SET '.implode("\n , ", array_map( create_function('$s', 'return "images.$s = metadata.$s";') , array_diff($dbfields, array('id')))).' WHERE images.id = metadata.id ;'; echo '
'.$query.''; mysql_query($query); } } } /** * returns an array associating element id (images.id) with its complete * path in the filesystem * * @param int id_uppercat * @param boolean recursive ? * @param boolean only newly added files ? * @return array */ function get_filelist($category_id = '', $recursive = false, $only_new = false) { $files = array(); $query = ' SELECT id, dir FROM '.CATEGORIES_TABLE.' ;'; $result = mysql_query($query); $cat_dirs = array(); while ($row = mysql_fetch_array($result)) { $cat_dirs[$row['id']] = $row['dir']; } // filling $uppercats_array : to each category id the uppercats list is // associated $uppercats_array = array(); $query = ' SELECT id, uppercats FROM '.CATEGORIES_TABLE; if (is_numeric($category_id)) { if ($recursive) { $query.= ' WHERE uppercats REGEXP \'(^|,)'.$category_id.'(,|$)\' '; } else { $query.= ' WHERE id = '.$category_id.' '; } } $query.= ' ;'; $result = mysql_query($query); while ($row = mysql_fetch_array($result)) { $uppercats_array[$row['id']] = $row['uppercats']; } $query = ' SELECT galleries_url FROM '.SITES_TABLE.' WHERE id = 1 '; $row = mysql_fetch_array(mysql_query($query)); $basedir = $row['galleries_url']; // filling $cat_fulldirs $cat_fulldirs = array(); foreach ($uppercats_array as $cat_id => $uppercats) { $uppercats = str_replace(',', '/', $uppercats); $cat_fulldirs[$cat_id] = $basedir.preg_replace('/(\d+)/e', "\$cat_dirs['$1']", $uppercats); } $query = ' SELECT id, file, storage_category_id FROM '.IMAGES_TABLE.' WHERE storage_category_id IN ('.implode(',' ,array_keys($uppercats_array)).')'; if ($only_new) { $query.= ' AND date_metadata_update IS NULL '; } $query.= ' ;'; $result = mysql_query($query); while ($row = mysql_fetch_array($result)) { $files[$row['id']] = $cat_fulldirs[$row['storage_category_id']].'/'.$row['file']; } return $files; } ?>