Use utf8_encode() consistently in wp_read_image_metadata(). Also add some whitespace. props miqrogroove, see #11417, see #12095

git-svn-id: http://svn.automattic.com/wordpress/trunk@13249 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
nacin 2010-02-20 12:09:30 +00:00
parent 804af64f88
commit 39605976b1
1 changed files with 28 additions and 26 deletions

View File

@ -226,10 +226,10 @@ function wp_exif_date2ts($str) {
* @return bool|array False on failure. Image metadata array on success.
*/
function wp_read_image_metadata( $file ) {
if ( !file_exists( $file ) )
if ( ! file_exists( $file ) )
return false;
list(,,$sourceImageType) = getimagesize( $file );
list( , , $sourceImageType ) = getimagesize( $file );
// exif contains a bunch of data we'll probably never need formatted in ways
// that are difficult to use. We'll normalize it and just extract the fields
@ -250,18 +250,20 @@ function wp_read_image_metadata( $file ) {
// read iptc first, since it might contain data not available in exif such
// as caption, description etc
if ( is_callable('iptcparse') ) {
getimagesize($file, $info);
if ( is_callable( 'iptcparse' ) ) {
getimagesize( $file, $info );
if ( !empty($info['APP13']) ) {
$iptc = iptcparse($info['APP13']);
if ( ! empty( $info['APP13'] ) ) {
$iptc = iptcparse( $info['APP13'] );
if ( ! empty($iptc['2#105'][0] ) ) // headline, "A brief synopsis of the caption."
// headline, "A brief synopsis of the caption."
if ( ! empty( $iptc['2#105'][0] ) )
$meta['title'] = utf8_encode( trim( $iptc['2#105'][0] ) );
elseif ( !empty($iptc['2#005'][0]) ) // title, "Many use the Title field to store the filename of the image, though the field may be used in many ways."
// title, "Many use the Title field to store the filename of the image, though the field may be used in many ways."
elseif ( ! empty( $iptc['2#005'][0] ) )
$meta['title'] = utf8_encode( trim( $iptc['2#005'][0] ) );
if ( !empty( $iptc['2#120'][0] ) ) { // description / legacy caption
if ( ! empty( $iptc['2#120'][0] ) ) { // description / legacy caption
$caption = utf8_encode( trim( $iptc['2#120'][0] ) );
if ( empty( $meta['title'] ) ) {
// Assume the title is stored in 2:120 if it's short.
@ -274,28 +276,28 @@ function wp_read_image_metadata( $file ) {
}
}
if ( !empty($iptc['2#110'][0]) ) // credit
if ( ! empty( $iptc['2#110'][0] ) ) // credit
$meta['credit'] = utf8_encode(trim($iptc['2#110'][0]));
elseif ( !empty($iptc['2#080'][0]) ) // creator / legacy byline
elseif ( ! empty( $iptc['2#080'][0] ) ) // creator / legacy byline
$meta['credit'] = utf8_encode(trim($iptc['2#080'][0]));
if ( !empty($iptc['2#055'][0]) and !empty($iptc['2#060'][0]) ) // created date and time
$meta['created_timestamp'] = strtotime($iptc['2#055'][0] . ' ' . $iptc['2#060'][0]);
if ( ! empty( $iptc['2#055'][0] ) and ! empty( $iptc['2#060'][0] ) ) // created date and time
$meta['created_timestamp'] = strtotime( $iptc['2#055'][0] . ' ' . $iptc['2#060'][0] );
if ( !empty($iptc['2#116'][0]) ) // copyright
$meta['copyright'] = utf8_encode(trim($iptc['2#116'][0]));
if ( ! empty( $iptc['2#116'][0] ) ) // copyright
$meta['copyright'] = utf8_encode( trim( $iptc['2#116'][0] ) );
}
}
// fetch additional info from exif if available
if ( is_callable('exif_read_data') && in_array($sourceImageType, apply_filters('wp_read_image_metadata_types', array(IMAGETYPE_JPEG, IMAGETYPE_TIFF_II, IMAGETYPE_TIFF_MM)) ) ) {
if ( is_callable( 'exif_read_data' ) && in_array( $sourceImageType, apply_filters( 'wp_read_image_metadata_types', array( IMAGETYPE_JPEG, IMAGETYPE_TIFF_II, IMAGETYPE_TIFF_MM ) ) ) ) {
$exif = @exif_read_data( $file );
if ( !empty( $exif['Title'] ) )
$meta['title'] = utf8_encode( trim( $exif['Title'] ) );
if ( ! empty( $exif['ImageDescription'] ) ) {
if ( empty($meta['title']) && strlen( $exif['ImageDescription'] ) < 80 ) {
if ( empty( $meta['title'] ) && strlen( $exif['ImageDescription'] ) < 80 ) {
// Assume the title is stored in ImageDescription
$meta['title'] = utf8_encode( trim( $exif['ImageDescription'] ) );
if ( ! empty( $exif['COMPUTED']['UserComment'] ) && trim( $exif['COMPUTED']['UserComment'] ) != $meta['title'] )
@ -314,17 +316,17 @@ function wp_read_image_metadata( $file ) {
if ( ! empty( $exif['Copyright'] ) )
$meta['copyright'] = utf8_encode( trim( $exif['Copyright'] ) );
if (!empty($exif['FNumber']))
if ( ! empty($exif['FNumber'] ) )
$meta['aperture'] = round( wp_exif_frac2dec( $exif['FNumber'] ), 2 );
if (!empty($exif['Model']))
$meta['camera'] = trim( $exif['Model'] );
if (!empty($exif['DateTimeDigitized']))
$meta['created_timestamp'] = wp_exif_date2ts($exif['DateTimeDigitized']);
if (!empty($exif['FocalLength']))
if ( ! empty($exif['Model'] ) )
$meta['camera'] = utf8_encode( trim( $exif['Model'] ) );
if ( ! empty($exif['DateTimeDigitized'] ) )
$meta['created_timestamp'] = wp_exif_date2ts($exif['DateTimeDigitized'] );
if ( ! empty($exif['FocalLength'] ) )
$meta['focal_length'] = wp_exif_frac2dec( $exif['FocalLength'] );
if (!empty($exif['ISOSpeedRatings']))
$meta['iso'] = $exif['ISOSpeedRatings'];
if (!empty($exif['ExposureTime']))
if ( ! empty($exif['ISOSpeedRatings'] ) )
$meta['iso'] = utf8_encode( trim( $exif['ISOSpeedRatings'] ) );
if ( ! empty($exif['ExposureTime'] ) )
$meta['shutter_speed'] = wp_exif_frac2dec( $exif['ExposureTime'] );
}