*
* @since 2.1.0
*
- * @param string|int $src_file The source file or Attachment ID.
+ * @param string|int $src The source file or Attachment ID.
* @param int $src_x The start x position to crop from.
* @param int $src_y The start y position to crop from.
* @param int $src_w The width to crop.
* @param string $dst_file Optional. The destination file to write to.
* @return string|WP_Error|false New filepath on success, WP_Error or false on failure.
*/
-function wp_crop_image( $src_file, $src_x, $src_y, $src_w, $src_h, $dst_w, $dst_h, $src_abs = false, $dst_file = false ) {
- if ( is_numeric( $src_file ) ) // Handle int as attachment ID
- $src_file = get_attached_file( $src_file );
-
- $src = wp_load_image( $src_file );
+function wp_crop_image( $src, $src_x, $src_y, $src_w, $src_h, $dst_w, $dst_h, $src_abs = false, $dst_file = false ) {
+ if ( is_numeric( $src ) ) { // Handle int as attachment ID
+ $src_file = get_attached_file( $src );
+ if ( ! file_exists( $src_file ) ) {
+ // If the file doesn't exist, attempt a url fopen on the src link.
+ // This can occur with certain file replication plugins.
+ $post = get_post( $src );
+ $image_type = $post->post_mime_type;
+ $src = load_image_to_edit( $src, $post->post_mime_type, 'full' );
+ } else {
+ $size = @getimagesize( $src_file );
+ $image_type = ( $size ) ? $size['mime'] : '';
+ $src = wp_load_image( $src_file );
+ }
+ } else {
+ $size = @getimagesize( $src );
+ $image_type = ( $size ) ? $size['mime'] : '';
+ $src = wp_load_image( $src );
+ }
- if ( !is_resource( $src ) )
+ if ( ! is_resource( $src ) )
return new WP_Error( 'error_loading_image', $src, $src_file );
$dst = wp_imagecreatetruecolor( $dst_w, $dst_h );
$src_h -= $src_y;
}
- if (function_exists('imageantialias'))
+ if ( function_exists( 'imageantialias' ) )
imageantialias( $dst, true );
imagecopyresampled( $dst, $src, 0, 0, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h );
if ( ! $dst_file )
$dst_file = str_replace( basename( $src_file ), 'cropped-' . basename( $src_file ), $src_file );
- $dst_file = preg_replace( '/\\.[^\\.]+$/', '.jpg', $dst_file );
+ if ( 'image/png' != $image_type )
+ $dst_file = preg_replace( '/\\.[^\\.]+$/', '.jpg', $dst_file );
+
+ // The directory containing the original file may no longer exist when
+ // using a replication plugin.
+ wp_mkdir_p( dirname( $dst_file ) );
+
+ $dst_file = dirname( $dst_file ) . '/' . wp_unique_filename( dirname( $dst_file ), basename( $dst_file ) );
- if ( imagejpeg( $dst, $dst_file, apply_filters( 'jpeg_quality', 90, 'wp_crop_image' ) ) )
+ if ( 'image/png' == $image_type && imagepng( $dst, $dst_file ) )
+ return $dst_file;
+ elseif ( imagejpeg( $dst, $dst_file, apply_filters( 'jpeg_quality', 90, 'wp_crop_image' ) ) )
return $dst_file;
else
return false;
global $_wp_additional_image_sizes;
foreach ( get_intermediate_image_sizes() as $s ) {
- $sizes[$s] = array( 'width' => '', 'height' => '', 'crop' => FALSE );
+ $sizes[$s] = array( 'width' => '', 'height' => '', 'crop' => false );
if ( isset( $_wp_additional_image_sizes[$s]['width'] ) )
$sizes[$s]['width'] = intval( $_wp_additional_image_sizes[$s]['width'] ); // For theme-added sizes
else
// 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
- // that are likely to be useful. Fractions and numbers are converted to
+ // that are likely to be useful. Fractions and numbers are converted to
// floats, dates to unix timestamps, and everything else to strings.
$meta = array(
'aperture' => 0,
$meta['created_timestamp'] = wp_exif_date2ts($exif['DateTimeDigitized'] );
if ( ! empty($exif['FocalLength'] ) )
$meta['focal_length'] = wp_exif_frac2dec( $exif['FocalLength'] );
- if ( ! empty($exif['ISOSpeedRatings'] ) )
- $meta['iso'] = utf8_encode( trim( $exif['ISOSpeedRatings'] ) );
+ if ( ! empty($exif['ISOSpeedRatings'] ) ) {
+ $meta['iso'] = is_array( $exif['ISOSpeedRatings'] ) ? reset( $exif['ISOSpeedRatings'] ) : $exif['ISOSpeedRatings'];
+ $meta['iso'] = utf8_encode( trim( $meta['iso'] ) );
+ }
if ( ! empty($exif['ExposureTime'] ) )
$meta['shutter_speed'] = wp_exif_frac2dec( $exif['ExposureTime'] );
}
return apply_filters('file_is_displayable_image', $result, $path);
}
+
+/**
+ * Load an image resource for editing.
+ *
+ * @since 2.9.0
+ *
+ * @param string $attachment_id Attachment ID.
+ * @param string $mime_type Image mime type.
+ * @param string $size Optional. Image size, defaults to 'full'.
+ * @return resource|false The resulting image resource on success, false on failure.
+ */
+function load_image_to_edit( $attachment_id, $mime_type, $size = 'full' ) {
+ $filepath = _load_image_to_edit_path( $attachment_id, $size );
+ if ( empty( $filepath ) )
+ return false;
+
+ switch ( $mime_type ) {
+ case 'image/jpeg':
+ $image = imagecreatefromjpeg($filepath);
+ break;
+ case 'image/png':
+ $image = imagecreatefrompng($filepath);
+ break;
+ case 'image/gif':
+ $image = imagecreatefromgif($filepath);
+ break;
+ default:
+ $image = false;
+ break;
+ }
+ if ( is_resource($image) ) {
+ $image = apply_filters('load_image_to_edit', $image, $attachment_id, $size);
+ if ( function_exists('imagealphablending') && function_exists('imagesavealpha') ) {
+ imagealphablending($image, false);
+ imagesavealpha($image, true);
+ }
+ }
+ return $image;
+}
+
+/**
+ * Retrieve the path or url of an attachment's attached file.
+ *
+ * If the attached file is not present on the local filesystem (usually due to replication plugins),
+ * then the url of the file is returned if url fopen is supported.
+ *
+ * @since 3.4.0
+ * @access private
+ *
+ * @param string $attachment_id Attachment ID.
+ * @param string $size Optional. Image size, defaults to 'full'.
+ * @return string|false File path or url on success, false on failure.
+ */
+function _load_image_to_edit_path( $attachment_id, $size = 'full' ) {
+ $filepath = get_attached_file( $attachment_id );
+
+ if ( $filepath && file_exists( $filepath ) ) {
+ if ( 'full' != $size && ( $data = image_get_intermediate_size( $attachment_id, $size ) ) ) {
+ $filepath = apply_filters( 'load_image_to_edit_filesystempath', path_join( dirname( $filepath ), $data['file'] ), $attachment_id, $size );
+ }
+ } elseif ( function_exists( 'fopen' ) && function_exists( 'ini_get' ) && true == ini_get( 'allow_url_fopen' ) ) {
+ $filepath = apply_filters( 'load_image_to_edit_attachmenturl', wp_get_attachment_url( $attachment_id ), $attachment_id, $size );
+ }
+
+ return apply_filters( 'load_image_to_edit_path', $filepath, $attachment_id, $size );
+}
+
+/**
+ * Copy an existing image file.
+ *
+ * @since 3.4.0
+ * @access private
+ *
+ * @param string $attachment_id Attachment ID.
+ * @return string|false New file path on success, false on failure.
+ */
+function _copy_image_file( $attachment_id ) {
+ $dst_file = $src_file = get_attached_file( $attachment_id );
+ if ( ! file_exists( $src_file ) )
+ $src_file = _load_image_to_edit_path( $attachment_id );
+
+ if ( $src_file ) {
+ $dst_file = str_replace( basename( $dst_file ), 'copy-' . basename( $dst_file ), $dst_file );
+ $dst_file = dirname( $dst_file ) . '/' . wp_unique_filename( dirname( $dst_file ), basename( $dst_file ) );
+
+ // The directory containing the original file may no longer exist when
+ // using a replication plugin.
+ wp_mkdir_p( dirname( $dst_file ) );
+
+ if ( ! @copy( $src_file, $dst_file ) )
+ $dst_file = false;
+ } else {
+ $dst_file = false;
+ }
+
+ return $dst_file;
+}