Archived
Wordpress++
This commit is contained in:
nikolark committed
1 parent
b3ac616fe8
commit
6e249f4820
1175 files changed
+305248
-54197
No files matched your search
+392
-133
@@ -6,33 +6,12 @@
|
||||
* @subpackage Administration
|
||||
*/
|
||||
|
||||
/**
|
||||
* Create a thumbnail from an Image given a maximum side size.
|
||||
*
|
||||
* This function can handle most image file formats which PHP supports. If PHP
|
||||
* does not have the functionality to save in a file of the same format, the
|
||||
* thumbnail will be created as a jpeg.
|
||||
*
|
||||
* @since 1.2.0
|
||||
*
|
||||
* @param mixed $file Filename of the original image, Or attachment id.
|
||||
* @param int $max_side Maximum length of a single side for the thumbnail.
|
||||
* @param mixed $deprecated Never used.
|
||||
* @return string Thumbnail path on success, Error string on failure.
|
||||
*/
|
||||
function wp_create_thumbnail( $file, $max_side, $deprecated = '' ) {
|
||||
if ( !empty( $deprecated ) )
|
||||
_deprecated_argument( __FUNCTION__, '1.2' );
|
||||
$thumbpath = image_resize( $file, $max_side, $max_side );
|
||||
return apply_filters( 'wp_create_thumbnail', $thumbpath );
|
||||
}
|
||||
|
||||
/**
|
||||
* Crop an Image to a given size.
|
||||
*
|
||||
* @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.
|
||||
@@ -41,40 +20,46 @@ function wp_create_thumbnail( $file, $max_side, $deprecated = '' ) {
|
||||
* @param int $dst_h The destination height.
|
||||
* @param int $src_abs Optional. If the source crop points are absolute.
|
||||
* @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.
|
||||
* @return string|WP_Error New filepath on success, WP_Error 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 );
|
||||
function wp_crop_image( $src, $src_x, $src_y, $src_w, $src_h, $dst_w, $dst_h, $src_abs = false, $dst_file = false ) {
|
||||
$src_file = $src;
|
||||
if ( is_numeric( $src ) ) { // Handle int as attachment ID
|
||||
$src_file = get_attached_file( $src );
|
||||
|
||||
$src = wp_load_image( $src_file );
|
||||
|
||||
if ( !is_resource( $src ) )
|
||||
return new WP_Error( 'error_loading_image', $src, $src_file );
|
||||
|
||||
$dst = wp_imagecreatetruecolor( $dst_w, $dst_h );
|
||||
|
||||
if ( $src_abs ) {
|
||||
$src_w -= $src_x;
|
||||
$src_h -= $src_y;
|
||||
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.
|
||||
$src = _load_image_to_edit_path( $src, 'full' );
|
||||
} else {
|
||||
$src = $src_file;
|
||||
}
|
||||
}
|
||||
|
||||
if (function_exists('imageantialias'))
|
||||
imageantialias( $dst, true );
|
||||
$editor = wp_get_image_editor( $src );
|
||||
if ( is_wp_error( $editor ) )
|
||||
return $editor;
|
||||
|
||||
imagecopyresampled( $dst, $src, 0, 0, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h );
|
||||
|
||||
imagedestroy( $src ); // Free up memory
|
||||
$src = $editor->crop( $src_x, $src_y, $src_w, $src_h, $dst_w, $dst_h, $src_abs );
|
||||
if ( is_wp_error( $src ) )
|
||||
return $src;
|
||||
|
||||
if ( ! $dst_file )
|
||||
$dst_file = str_replace( basename( $src_file ), 'cropped-' . basename( $src_file ), $src_file );
|
||||
|
||||
$dst_file = preg_replace( '/\\.[^\\.]+$/', '.jpg', $dst_file );
|
||||
/*
|
||||
* The directory containing the original file may no longer exist when
|
||||
* using a replication plugin.
|
||||
*/
|
||||
wp_mkdir_p( dirname( $dst_file ) );
|
||||
|
||||
if ( imagejpeg( $dst, $dst_file, apply_filters( 'jpeg_quality', 90, 'wp_crop_image' ) ) )
|
||||
return $dst_file;
|
||||
else
|
||||
return false;
|
||||
$dst_file = dirname( $dst_file ) . '/' . wp_unique_filename( dirname( $dst_file ), basename( $dst_file ) );
|
||||
|
||||
$result = $editor->save( $dst_file );
|
||||
if ( is_wp_error( $result ) )
|
||||
return $result;
|
||||
|
||||
return $dst_file;
|
||||
}
|
||||
|
||||
/**
|
||||
@@ -90,21 +75,21 @@ function wp_generate_attachment_metadata( $attachment_id, $file ) {
|
||||
$attachment = get_post( $attachment_id );
|
||||
|
||||
$metadata = array();
|
||||
$support = false;
|
||||
if ( preg_match('!^image/!', get_post_mime_type( $attachment )) && file_is_displayable_image($file) ) {
|
||||
$imagesize = getimagesize( $file );
|
||||
$metadata['width'] = $imagesize[0];
|
||||
$metadata['height'] = $imagesize[1];
|
||||
list($uwidth, $uheight) = wp_constrain_dimensions($metadata['width'], $metadata['height'], 128, 96);
|
||||
$metadata['hwstring_small'] = "height='$uheight' width='$uwidth'";
|
||||
|
||||
// Make the file path relative to the upload dir
|
||||
// Make the file path relative to the upload dir.
|
||||
$metadata['file'] = _wp_relative_upload_path($file);
|
||||
|
||||
// make thumbnails and other intermediate sizes
|
||||
// Make thumbnails and other intermediate sizes.
|
||||
global $_wp_additional_image_sizes;
|
||||
|
||||
$sizes = array();
|
||||
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
|
||||
@@ -114,41 +99,109 @@ function wp_generate_attachment_metadata( $attachment_id, $file ) {
|
||||
else
|
||||
$sizes[$s]['height'] = get_option( "{$s}_size_h" ); // For default sizes set in options
|
||||
if ( isset( $_wp_additional_image_sizes[$s]['crop'] ) )
|
||||
$sizes[$s]['crop'] = intval( $_wp_additional_image_sizes[$s]['crop'] ); // For theme-added sizes
|
||||
$sizes[$s]['crop'] = $_wp_additional_image_sizes[$s]['crop']; // For theme-added sizes
|
||||
else
|
||||
$sizes[$s]['crop'] = get_option( "{$s}_crop" ); // For default sizes set in options
|
||||
}
|
||||
|
||||
/**
|
||||
* Filter the image sizes automatically generated when uploading an image.
|
||||
*
|
||||
* @since 2.9.0
|
||||
*
|
||||
* @param array $sizes An associative array of image sizes.
|
||||
*/
|
||||
$sizes = apply_filters( 'intermediate_image_sizes_advanced', $sizes );
|
||||
|
||||
foreach ($sizes as $size => $size_data ) {
|
||||
$resized = image_make_intermediate_size( $file, $size_data['width'], $size_data['height'], $size_data['crop'] );
|
||||
if ( $resized )
|
||||
$metadata['sizes'][$size] = $resized;
|
||||
if ( $sizes ) {
|
||||
$editor = wp_get_image_editor( $file );
|
||||
|
||||
if ( ! is_wp_error( $editor ) )
|
||||
$metadata['sizes'] = $editor->multi_resize( $sizes );
|
||||
} else {
|
||||
$metadata['sizes'] = array();
|
||||
}
|
||||
|
||||
// fetch additional metadata from exif/iptc
|
||||
// Fetch additional metadata from EXIF/IPTC.
|
||||
$image_meta = wp_read_image_metadata( $file );
|
||||
if ( $image_meta )
|
||||
$metadata['image_meta'] = $image_meta;
|
||||
|
||||
} elseif ( wp_attachment_is( 'video', $attachment ) ) {
|
||||
$metadata = wp_read_video_metadata( $file );
|
||||
$support = current_theme_supports( 'post-thumbnails', 'attachment:video' ) || post_type_supports( 'attachment:video', 'thumbnail' );
|
||||
} elseif ( wp_attachment_is( 'audio', $attachment ) ) {
|
||||
$metadata = wp_read_audio_metadata( $file );
|
||||
$support = current_theme_supports( 'post-thumbnails', 'attachment:audio' ) || post_type_supports( 'attachment:audio', 'thumbnail' );
|
||||
}
|
||||
|
||||
return apply_filters( 'wp_generate_attachment_metadata', $metadata, $attachment_id );
|
||||
}
|
||||
if ( $support && ! empty( $metadata['image']['data'] ) ) {
|
||||
// Check for existing cover.
|
||||
$hash = md5( $metadata['image']['data'] );
|
||||
$posts = get_posts( array(
|
||||
'fields' => 'ids',
|
||||
'post_type' => 'attachment',
|
||||
'post_mime_type' => $metadata['image']['mime'],
|
||||
'post_status' => 'inherit',
|
||||
'posts_per_page' => 1,
|
||||
'meta_key' => '_cover_hash',
|
||||
'meta_value' => $hash
|
||||
) );
|
||||
$exists = reset( $posts );
|
||||
|
||||
/**
|
||||
* Calculated the new dimensions for a downsampled image.
|
||||
*
|
||||
* @since 2.0.0
|
||||
* @see wp_constrain_dimensions()
|
||||
*
|
||||
* @param int $width Current width of the image
|
||||
* @param int $height Current height of the image
|
||||
* @return mixed Array(height,width) of shrunk dimensions.
|
||||
*/
|
||||
function get_udims( $width, $height) {
|
||||
return wp_constrain_dimensions( $width, $height, 128, 96 );
|
||||
if ( ! empty( $exists ) ) {
|
||||
update_post_meta( $attachment_id, '_thumbnail_id', $exists );
|
||||
} else {
|
||||
$ext = '.jpg';
|
||||
switch ( $metadata['image']['mime'] ) {
|
||||
case 'image/gif':
|
||||
$ext = '.gif';
|
||||
break;
|
||||
case 'image/png':
|
||||
$ext = '.png';
|
||||
break;
|
||||
}
|
||||
$basename = str_replace( '.', '-', basename( $file ) ) . '-image' . $ext;
|
||||
$uploaded = wp_upload_bits( $basename, '', $metadata['image']['data'] );
|
||||
if ( false === $uploaded['error'] ) {
|
||||
$image_attachment = array(
|
||||
'post_mime_type' => $metadata['image']['mime'],
|
||||
'post_type' => 'attachment',
|
||||
'post_content' => '',
|
||||
);
|
||||
/**
|
||||
* Filter the parameters for the attachment thumbnail creation.
|
||||
*
|
||||
* @since 3.9.0
|
||||
*
|
||||
* @param array $image_attachment An array of parameters to create the thumbnail.
|
||||
* @param array $metadata Current attachment metadata.
|
||||
* @param array $uploaded An array containing the thumbnail path and url.
|
||||
*/
|
||||
$image_attachment = apply_filters( 'attachment_thumbnail_args', $image_attachment, $metadata, $uploaded );
|
||||
|
||||
$sub_attachment_id = wp_insert_attachment( $image_attachment, $uploaded['file'] );
|
||||
add_post_meta( $sub_attachment_id, '_cover_hash', $hash );
|
||||
$attach_data = wp_generate_attachment_metadata( $sub_attachment_id, $uploaded['file'] );
|
||||
wp_update_attachment_metadata( $sub_attachment_id, $attach_data );
|
||||
update_post_meta( $attachment_id, '_thumbnail_id', $sub_attachment_id );
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Remove the blob of binary data from the array.
|
||||
if ( isset( $metadata['image']['data'] ) )
|
||||
unset( $metadata['image']['data'] );
|
||||
|
||||
/**
|
||||
* Filter the generated attachment meta data.
|
||||
*
|
||||
* @since 2.1.0
|
||||
*
|
||||
* @param array $metadata An array of attachment meta data.
|
||||
* @param int $attachment_id Current attachment ID.
|
||||
*/
|
||||
return apply_filters( 'wp_generate_attachment_metadata', $metadata, $attachment_id );
|
||||
}
|
||||
|
||||
/**
|
||||
@@ -203,10 +256,12 @@ function wp_read_image_metadata( $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
|
||||
// that are likely to be useful. Fractions and numbers are converted to
|
||||
// floats, dates to unix timestamps, and everything else to strings.
|
||||
/*
|
||||
* 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
|
||||
* floats, dates to unix timestamps, and everything else to strings.
|
||||
*/
|
||||
$meta = array(
|
||||
'aperture' => 0,
|
||||
'credit' => '',
|
||||
@@ -218,90 +273,145 @@ function wp_read_image_metadata( $file ) {
|
||||
'iso' => 0,
|
||||
'shutter_speed' => 0,
|
||||
'title' => '',
|
||||
'orientation' => 0,
|
||||
);
|
||||
|
||||
// read iptc first, since it might contain data not available in exif such
|
||||
// as caption, description etc
|
||||
/*
|
||||
* 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 ( ! empty( $info['APP13'] ) ) {
|
||||
$iptc = iptcparse( $info['APP13'] );
|
||||
|
||||
// headline, "A brief synopsis of the caption."
|
||||
if ( ! empty( $iptc['2#105'][0] ) )
|
||||
$meta['title'] = utf8_encode( trim( $iptc['2#105'][0] ) );
|
||||
// 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] ) );
|
||||
// Headline, "A brief synopsis of the caption."
|
||||
if ( ! empty( $iptc['2#105'][0] ) ) {
|
||||
$meta['title'] = trim( $iptc['2#105'][0] );
|
||||
/*
|
||||
* 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'] = trim( $iptc['2#005'][0] );
|
||||
}
|
||||
|
||||
if ( ! empty( $iptc['2#120'][0] ) ) { // description / legacy caption
|
||||
$caption = utf8_encode( trim( $iptc['2#120'][0] ) );
|
||||
if ( empty( $meta['title'] ) ) {
|
||||
$caption = trim( $iptc['2#120'][0] );
|
||||
|
||||
mbstring_binary_safe_encoding();
|
||||
$caption_length = strlen( $caption );
|
||||
reset_mbstring_encoding();
|
||||
|
||||
if ( empty( $meta['title'] ) && $caption_length < 80 ) {
|
||||
// Assume the title is stored in 2:120 if it's short.
|
||||
if ( strlen( $caption ) < 80 )
|
||||
$meta['title'] = $caption;
|
||||
else
|
||||
$meta['caption'] = $caption;
|
||||
} elseif ( $caption != $meta['title'] ) {
|
||||
$meta['caption'] = $caption;
|
||||
$meta['title'] = $caption;
|
||||
}
|
||||
|
||||
$meta['caption'] = $caption;
|
||||
}
|
||||
|
||||
if ( ! empty( $iptc['2#110'][0] ) ) // credit
|
||||
$meta['credit'] = utf8_encode(trim($iptc['2#110'][0]));
|
||||
$meta['credit'] = trim( $iptc['2#110'][0] );
|
||||
elseif ( ! empty( $iptc['2#080'][0] ) ) // creator / legacy byline
|
||||
$meta['credit'] = utf8_encode(trim($iptc['2#080'][0]));
|
||||
$meta['credit'] = trim( $iptc['2#080'][0] );
|
||||
|
||||
if ( ! empty( $iptc['2#055'][0] ) and ! empty( $iptc['2#060'][0] ) ) // created date and time
|
||||
if ( ! empty( $iptc['2#055'][0] ) && ! 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] ) );
|
||||
$meta['copyright'] = trim( $iptc['2#116'][0] );
|
||||
}
|
||||
}
|
||||
|
||||
// fetch additional info from exif if available
|
||||
/**
|
||||
* Filter the image types to check for exif data.
|
||||
*
|
||||
* @since 2.5.0
|
||||
*
|
||||
* @param array $image_types Image types to check for exif data.
|
||||
*/
|
||||
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 ) {
|
||||
mbstring_binary_safe_encoding();
|
||||
$description_length = strlen( $exif['ImageDescription'] );
|
||||
reset_mbstring_encoding();
|
||||
|
||||
if ( empty( $meta['title'] ) && $description_length < 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'] )
|
||||
$meta['caption'] = utf8_encode( trim( $exif['COMPUTED']['UserComment'] ) );
|
||||
} elseif ( trim( $exif['ImageDescription'] ) != $meta['title'] ) {
|
||||
$meta['caption'] = utf8_encode( trim( $exif['ImageDescription'] ) );
|
||||
$meta['title'] = trim( $exif['ImageDescription'] );
|
||||
}
|
||||
} elseif ( ! empty( $exif['Comments'] ) && trim( $exif['Comments'] ) != $meta['title'] ) {
|
||||
$meta['caption'] = utf8_encode( trim( $exif['Comments'] ) );
|
||||
|
||||
if ( empty( $meta['caption'] ) && ! empty( $exif['COMPUTED']['UserComment'] ) ) {
|
||||
$meta['caption'] = trim( $exif['COMPUTED']['UserComment'] );
|
||||
}
|
||||
|
||||
if ( empty( $meta['caption'] ) ) {
|
||||
$meta['caption'] = trim( $exif['ImageDescription'] );
|
||||
}
|
||||
} elseif ( empty( $meta['caption'] ) && ! empty( $exif['Comments'] ) ) {
|
||||
$meta['caption'] = trim( $exif['Comments'] );
|
||||
}
|
||||
|
||||
if ( ! empty( $exif['Artist'] ) )
|
||||
$meta['credit'] = utf8_encode( trim( $exif['Artist'] ) );
|
||||
elseif ( ! empty($exif['Author'] ) )
|
||||
$meta['credit'] = utf8_encode( trim( $exif['Author'] ) );
|
||||
if ( empty( $meta['credit'] ) ) {
|
||||
if ( ! empty( $exif['Artist'] ) ) {
|
||||
$meta['credit'] = trim( $exif['Artist'] );
|
||||
} elseif ( ! empty($exif['Author'] ) ) {
|
||||
$meta['credit'] = trim( $exif['Author'] );
|
||||
}
|
||||
}
|
||||
|
||||
if ( ! empty( $exif['Copyright'] ) )
|
||||
$meta['copyright'] = utf8_encode( trim( $exif['Copyright'] ) );
|
||||
if ( ! empty($exif['FNumber'] ) )
|
||||
if ( empty( $meta['copyright'] ) && ! empty( $exif['Copyright'] ) ) {
|
||||
$meta['copyright'] = trim( $exif['Copyright'] );
|
||||
}
|
||||
if ( ! empty( $exif['FNumber'] ) ) {
|
||||
$meta['aperture'] = round( wp_exif_frac2dec( $exif['FNumber'] ), 2 );
|
||||
if ( ! empty($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'] = utf8_encode( trim( $exif['ISOSpeedRatings'] ) );
|
||||
if ( ! empty($exif['ExposureTime'] ) )
|
||||
$meta['shutter_speed'] = wp_exif_frac2dec( $exif['ExposureTime'] );
|
||||
}
|
||||
if ( ! empty( $exif['Model'] ) ) {
|
||||
$meta['camera'] = trim( $exif['Model'] );
|
||||
}
|
||||
if ( empty( $meta['created_timestamp'] ) && ! empty( $exif['DateTimeDigitized'] ) ) {
|
||||
$meta['created_timestamp'] = wp_exif_date2ts( $exif['DateTimeDigitized'] );
|
||||
}
|
||||
if ( ! empty( $exif['FocalLength'] ) ) {
|
||||
$meta['focal_length'] = (string) wp_exif_frac2dec( $exif['FocalLength'] );
|
||||
}
|
||||
if ( ! empty( $exif['ISOSpeedRatings'] ) ) {
|
||||
$meta['iso'] = is_array( $exif['ISOSpeedRatings'] ) ? reset( $exif['ISOSpeedRatings'] ) : $exif['ISOSpeedRatings'];
|
||||
$meta['iso'] = trim( $meta['iso'] );
|
||||
}
|
||||
if ( ! empty( $exif['ExposureTime'] ) ) {
|
||||
$meta['shutter_speed'] = (string) wp_exif_frac2dec( $exif['ExposureTime'] );
|
||||
}
|
||||
if ( ! empty( $exif['Orientation'] ) ) {
|
||||
$meta['orientation'] = $exif['Orientation'];
|
||||
}
|
||||
}
|
||||
|
||||
foreach ( array( 'title', 'caption', 'credit', 'copyright', 'camera', 'iso' ) as $key ) {
|
||||
if ( $meta[ $key ] && ! seems_utf8( $meta[ $key ] ) ) {
|
||||
$meta[ $key ] = utf8_encode( $meta[ $key ] );
|
||||
}
|
||||
}
|
||||
|
||||
foreach ( $meta as &$value ) {
|
||||
if ( is_string( $value ) ) {
|
||||
$value = wp_kses_post( $value );
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Filter the array of meta data read from an image's exif data.
|
||||
*
|
||||
* @since 2.5.0
|
||||
*
|
||||
* @param array $meta Image meta data.
|
||||
* @param string $file Path to image file.
|
||||
* @param int $sourceImageType Type of image.
|
||||
*/
|
||||
return apply_filters( 'wp_read_image_metadata', $meta, $file, $sourceImageType );
|
||||
|
||||
}
|
||||
@@ -323,19 +433,168 @@ function file_is_valid_image($path) {
|
||||
* Validate that file is suitable for displaying within a web page.
|
||||
*
|
||||
* @since 2.5.0
|
||||
* @uses apply_filters() Calls 'file_is_displayable_image' on $result and $path.
|
||||
*
|
||||
* @param string $path File path to test.
|
||||
* @return bool True if suitable, false if not suitable.
|
||||
*/
|
||||
function file_is_displayable_image($path) {
|
||||
$info = @getimagesize($path);
|
||||
if ( empty($info) )
|
||||
$result = false;
|
||||
elseif ( !in_array($info[2], array(IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG)) ) // only gif, jpeg and png images can reliably be displayed
|
||||
$result = false;
|
||||
else
|
||||
$result = true;
|
||||
$displayable_image_types = array( IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG, IMAGETYPE_BMP );
|
||||
|
||||
return apply_filters('file_is_displayable_image', $result, $path);
|
||||
$info = @getimagesize( $path );
|
||||
if ( empty( $info ) ) {
|
||||
$result = false;
|
||||
} elseif ( ! in_array( $info[2], $displayable_image_types ) ) {
|
||||
$result = false;
|
||||
} else {
|
||||
$result = true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Filter whether the current image is displayable in the browser.
|
||||
*
|
||||
* @since 2.5.0
|
||||
*
|
||||
* @param bool $result Whether the image can be displayed. Default true.
|
||||
* @param string $path Path to the image.
|
||||
*/
|
||||
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) ) {
|
||||
/**
|
||||
* Filter the current image being loaded for editing.
|
||||
*
|
||||
* @since 2.9.0
|
||||
*
|
||||
* @param resource $image Current image.
|
||||
* @param string $attachment_id Attachment ID.
|
||||
* @param string $size Image size.
|
||||
*/
|
||||
$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 ) ) ) {
|
||||
/**
|
||||
* Filter the path to the current image.
|
||||
*
|
||||
* The filter is evaluated for all image sizes except 'full'.
|
||||
*
|
||||
* @since 3.1.0
|
||||
*
|
||||
* @param string $path Path to the current image.
|
||||
* @param string $attachment_id Attachment ID.
|
||||
* @param string $size Size of the image.
|
||||
*/
|
||||
$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' ) ) {
|
||||
/**
|
||||
* Filter the image URL if not in the local filesystem.
|
||||
*
|
||||
* The filter is only evaluated if fopen is enabled on the server.
|
||||
*
|
||||
* @since 3.1.0
|
||||
*
|
||||
* @param string $image_url Current image URL.
|
||||
* @param string $attachment_id Attachment ID.
|
||||
* @param string $size Size of the image.
|
||||
*/
|
||||
$filepath = apply_filters( 'load_image_to_edit_attachmenturl', wp_get_attachment_url( $attachment_id ), $attachment_id, $size );
|
||||
}
|
||||
|
||||
/**
|
||||
* Filter the returned path or URL of the current image.
|
||||
*
|
||||
* @since 2.9.0
|
||||
*
|
||||
* @param string|bool $filepath File path or URL to current image, or false.
|
||||
* @param string $attachment_id Attachment ID.
|
||||
* @param string $size Size of the image.
|
||||
*/
|
||||
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;
|
||||
}
|
||||
Reference in new issue
Block a user