From 5bf66662a9bdd62c5bccab15e607cd95cfb8fcab Mon Sep 17 00:00:00 2001 From: Charles Cabergs Date: Mon, 27 Jul 2020 10:05:23 +0200 Subject: Removed wordpress and phpmyadmin, my server doesn't handle it well and it brings shame on my familly --- srcs/wordpress/wp-admin/includes/image.php | 1049 ---------------------------- 1 file changed, 1049 deletions(-) delete mode 100644 srcs/wordpress/wp-admin/includes/image.php (limited to 'srcs/wordpress/wp-admin/includes/image.php') diff --git a/srcs/wordpress/wp-admin/includes/image.php b/srcs/wordpress/wp-admin/includes/image.php deleted file mode 100644 index 215aed3..0000000 --- a/srcs/wordpress/wp-admin/includes/image.php +++ /dev/null @@ -1,1049 +0,0 @@ -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( wp_basename( $src_file ), 'cropped-' . wp_basename( $src_file ), $src_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 ), wp_basename( $dst_file ) ); - - $result = $editor->save( $dst_file ); - if ( is_wp_error( $result ) ) { - return $result; - } - - return $dst_file; -} - -/** - * Compare the existing image sub-sizes (as saved in the attachment meta) - * to the currently registered image sub-sizes, and return the difference. - * - * Registered sub-sizes that are larger than the image are skipped. - * - * @since 5.3.0 - * - * @param int $attachment_id The image attachment post ID. - * @return array An array of the image sub-sizes that are currently defined but don't exist for this image. - */ -function wp_get_missing_image_subsizes( $attachment_id ) { - if ( ! wp_attachment_is_image( $attachment_id ) ) { - return array(); - } - - $registered_sizes = wp_get_registered_image_subsizes(); - $image_meta = wp_get_attachment_metadata( $attachment_id ); - - // Meta error? - if ( empty( $image_meta ) ) { - return $registered_sizes; - } - - // Use the originally uploaded image dimensions as full_width and full_height. - if ( ! empty( $image_meta['original_image'] ) ) { - $image_file = wp_get_original_image_path( $attachment_id ); - $imagesize = @getimagesize( $image_file ); - } - - if ( ! empty( $imagesize ) ) { - $full_width = $imagesize[0]; - $full_height = $imagesize[1]; - } else { - $full_width = (int) $image_meta['width']; - $full_height = (int) $image_meta['height']; - } - - $possible_sizes = array(); - - // Skip registered sizes that are too large for the uploaded image. - foreach ( $registered_sizes as $size_name => $size_data ) { - if ( image_resize_dimensions( $full_width, $full_height, $size_data['width'], $size_data['height'], $size_data['crop'] ) ) { - $possible_sizes[ $size_name ] = $size_data; - } - } - - if ( empty( $image_meta['sizes'] ) ) { - $image_meta['sizes'] = array(); - } - - // Remove sizes that already exist. Only checks for matching "size names". - // It is possible that the dimensions for a particular size name have changed. - // For example the user has changed the values on the Settings -> Media screen. - // However we keep the old sub-sizes with the previous dimensions - // as the image may have been used in an older post. - $missing_sizes = array_diff_key( $possible_sizes, $image_meta['sizes'] ); - - /** - * Filters the array of missing image sub-sizes for an uploaded image. - * - * @since 5.3.0 - * - * @param array $missing_sizes Array with the missing image sub-sizes. - * @param array $image_meta The image meta data. - * @param int $attachment_id The image attachment post ID. - */ - return apply_filters( 'wp_get_missing_image_subsizes', $missing_sizes, $image_meta, $attachment_id ); -} - -/** - * If any of the currently registered image sub-sizes are missing, - * create them and update the image meta data. - * - * @since 5.3.0 - * - * @param int $attachment_id The image attachment post ID. - * @return array|WP_Error The updated image meta data array or WP_Error object - * if both the image meta and the attached file are missing. - */ -function wp_update_image_subsizes( $attachment_id ) { - $image_meta = wp_get_attachment_metadata( $attachment_id ); - $image_file = wp_get_original_image_path( $attachment_id ); - - if ( empty( $image_meta ) || ! is_array( $image_meta ) ) { - // Previously failed upload? - // If there is an uploaded file, make all sub-sizes and generate all of the attachment meta. - if ( ! empty( $image_file ) ) { - $image_meta = wp_create_image_subsizes( $image_file, $attachment_id ); - } else { - return new WP_Error( 'invalid_attachment', __( 'The attached file cannot be found.' ) ); - } - } else { - $missing_sizes = wp_get_missing_image_subsizes( $attachment_id ); - - if ( empty( $missing_sizes ) ) { - return $image_meta; - } - - // This also updates the image meta. - $image_meta = _wp_make_subsizes( $missing_sizes, $image_file, $image_meta, $attachment_id ); - } - - /** This filter is documented in wp-admin/includes/image.php */ - $image_meta = apply_filters( 'wp_generate_attachment_metadata', $image_meta, $attachment_id, 'update' ); - - // Save the updated metadata. - wp_update_attachment_metadata( $attachment_id, $image_meta ); - - return $image_meta; -} - -/** - * Updates the attached file and image meta data when the original image was edited. - * - * @since 5.3.0 - * @access private - * - * @param array $saved_data The data returned from WP_Image_Editor after successfully saving an image. - * @param string $original_file Path to the original file. - * @param array $image_meta The image meta data. - * @param int $attachment_id The attachment post ID. - * @return array The updated image meta data. - */ -function _wp_image_meta_replace_original( $saved_data, $original_file, $image_meta, $attachment_id ) { - $new_file = $saved_data['path']; - - // Update the attached file meta. - update_attached_file( $attachment_id, $new_file ); - - // Width and height of the new image. - $image_meta['width'] = $saved_data['width']; - $image_meta['height'] = $saved_data['height']; - - // Make the file path relative to the upload dir. - $image_meta['file'] = _wp_relative_upload_path( $new_file ); - - // Store the original image file name in image_meta. - $image_meta['original_image'] = wp_basename( $original_file ); - - return $image_meta; -} - -/** - * Creates image sub-sizes, adds the new data to the image meta `sizes` array, and updates the image metadata. - * - * Intended for use after an image is uploaded. Saves/updates the image metadata after each - * sub-size is created. If there was an error, it is added to the returned image metadata array. - * - * @since 5.3.0 - * - * @param string $file Full path to the image file. - * @param int $attachment_id Attachment Id to process. - * @return array The image attachment meta data. - */ -function wp_create_image_subsizes( $file, $attachment_id ) { - $imagesize = @getimagesize( $file ); - - if ( empty( $imagesize ) ) { - // File is not an image. - return array(); - } - - // Default image meta - $image_meta = array( - 'width' => $imagesize[0], - 'height' => $imagesize[1], - 'file' => _wp_relative_upload_path( $file ), - 'sizes' => array(), - ); - - // Fetch additional metadata from EXIF/IPTC. - $exif_meta = wp_read_image_metadata( $file ); - - if ( $exif_meta ) { - $image_meta['image_meta'] = $exif_meta; - } - - // Do not scale (large) PNG images. May result in sub-sizes that have greater file size than the original. See #48736. - if ( $imagesize['mime'] !== 'image/png' ) { - - /** - * Filters the "BIG image" threshold value. - * - * If the original image width or height is above the threshold, it will be scaled down. The threshold is - * used as max width and max height. The scaled down image will be used as the largest available size, including - * the `_wp_attached_file` post meta value. - * - * Returning `false` from the filter callback will disable the scaling. - * - * @since 5.3.0 - * - * @param int $threshold The threshold value in pixels. Default 2560. - * @param array $imagesize { - * Indexed array of the image width and height in pixels. - * - * @type int $0 The image width. - * @type int $1 The image height. - * } - * @param string $file Full path to the uploaded image file. - * @param int $attachment_id Attachment post ID. - */ - $threshold = (int) apply_filters( 'big_image_size_threshold', 2560, $imagesize, $file, $attachment_id ); - - // If the original image's dimensions are over the threshold, scale the image - // and use it as the "full" size. - if ( $threshold && ( $image_meta['width'] > $threshold || $image_meta['height'] > $threshold ) ) { - $editor = wp_get_image_editor( $file ); - - if ( is_wp_error( $editor ) ) { - // This image cannot be edited. - return $image_meta; - } - - // Resize the image - $resized = $editor->resize( $threshold, $threshold ); - $rotated = null; - - // If there is EXIF data, rotate according to EXIF Orientation. - if ( ! is_wp_error( $resized ) && is_array( $exif_meta ) ) { - $resized = $editor->maybe_exif_rotate(); - $rotated = $resized; - } - - if ( ! is_wp_error( $resized ) ) { - // Append "-scaled" to the image file name. It will look like "my_image-scaled.jpg". - // This doesn't affect the sub-sizes names as they are generated from the original image (for best quality). - $saved = $editor->save( $editor->generate_filename( 'scaled' ) ); - - if ( ! is_wp_error( $saved ) ) { - $image_meta = _wp_image_meta_replace_original( $saved, $file, $image_meta, $attachment_id ); - - // If the image was rotated update the stored EXIF data. - if ( true === $rotated && ! empty( $image_meta['image_meta']['orientation'] ) ) { - $image_meta['image_meta']['orientation'] = 1; - } - } else { - // TODO: log errors. - } - } else { - // TODO: log errors. - } - } elseif ( ! empty( $exif_meta['orientation'] ) && (int) $exif_meta['orientation'] !== 1 ) { - // Rotate the whole original image if there is EXIF data and "orientation" is not 1. - - $editor = wp_get_image_editor( $file ); - - if ( is_wp_error( $editor ) ) { - // This image cannot be edited. - return $image_meta; - } - - // Rotate the image - $rotated = $editor->maybe_exif_rotate(); - - if ( true === $rotated ) { - // Append `-rotated` to the image file name. - $saved = $editor->save( $editor->generate_filename( 'rotated' ) ); - - if ( ! is_wp_error( $saved ) ) { - $image_meta = _wp_image_meta_replace_original( $saved, $file, $image_meta, $attachment_id ); - - // Update the stored EXIF data. - if ( ! empty( $image_meta['image_meta']['orientation'] ) ) { - $image_meta['image_meta']['orientation'] = 1; - } - } else { - // TODO: log errors. - } - } - } - } - - // Initial save of the new metadata. - // At this point the file was uploaded and moved to the uploads directory - // but the image sub-sizes haven't been created yet and the `sizes` array is empty. - wp_update_attachment_metadata( $attachment_id, $image_meta ); - - $new_sizes = wp_get_registered_image_subsizes(); - - /** - * Filters the image sizes automatically generated when uploading an image. - * - * @since 2.9.0 - * @since 4.4.0 Added the `$image_meta` argument. - * @since 5.3.0 Added the `$attachment_id` argument. - * - * @param array $new_sizes Associative array of image sizes to be created. - * @param array $image_meta The image meta data: width, height, file, sizes, etc. - * @param int $attachment_id The attachment post ID for the image. - */ - $new_sizes = apply_filters( 'intermediate_image_sizes_advanced', $new_sizes, $image_meta, $attachment_id ); - - return _wp_make_subsizes( $new_sizes, $file, $image_meta, $attachment_id ); -} - -/** - * Low-level function to create image sub-sizes. - * - * Updates the image meta after each sub-size is created. - * Errors are stored in the returned image metadata array. - * - * @since 5.3.0 - * @access private - * - * @param array $new_sizes Array defining what sizes to create. - * @param string $file Full path to the image file. - * @param array $image_meta The attachment meta data array. - * @param int $attachment_id Attachment Id to process. - * @return array The attachment meta data with updated `sizes` array. Includes an array of errors encountered while resizing. - */ -function _wp_make_subsizes( $new_sizes, $file, $image_meta, $attachment_id ) { - if ( empty( $image_meta ) || ! is_array( $image_meta ) ) { - // Not an image attachment. - return array(); - } - - // Check if any of the new sizes already exist. - if ( isset( $image_meta['sizes'] ) && is_array( $image_meta['sizes'] ) ) { - foreach ( $image_meta['sizes'] as $size_name => $size_meta ) { - // Only checks "size name" so we don't override existing images even if the dimensions - // don't match the currently defined size with the same name. - // To change the behavior, unset changed/mismatched sizes in the `sizes` array in image meta. - if ( array_key_exists( $size_name, $new_sizes ) ) { - unset( $new_sizes[ $size_name ] ); - } - } - } else { - $image_meta['sizes'] = array(); - } - - if ( empty( $new_sizes ) ) { - // Nothing to do... - return $image_meta; - } - - // Sort the image sub-sizes in order of priority when creating them. - // This ensures there is an appropriate sub-size the user can access immediately - // even when there was an error and not all sub-sizes were created. - $priority = array( - 'medium' => null, - 'large' => null, - 'thumbnail' => null, - 'medium_large' => null, - ); - - $new_sizes = array_filter( array_merge( $priority, $new_sizes ) ); - - $editor = wp_get_image_editor( $file ); - - if ( is_wp_error( $editor ) ) { - // The image cannot be edited. - return $image_meta; - } - - // If stored EXIF data exists, rotate the source image before creating sub-sizes. - if ( ! empty( $image_meta['image_meta'] ) ) { - $rotated = $editor->maybe_exif_rotate(); - - if ( is_wp_error( $rotated ) ) { - // TODO: log errors. - } - } - - if ( method_exists( $editor, 'make_subsize' ) ) { - foreach ( $new_sizes as $new_size_name => $new_size_data ) { - $new_size_meta = $editor->make_subsize( $new_size_data ); - - if ( is_wp_error( $new_size_meta ) ) { - // TODO: log errors. - } else { - // Save the size meta value. - $image_meta['sizes'][ $new_size_name ] = $new_size_meta; - wp_update_attachment_metadata( $attachment_id, $image_meta ); - } - } - } else { - // Fall back to `$editor->multi_resize()`. - $created_sizes = $editor->multi_resize( $new_sizes ); - - if ( ! empty( $created_sizes ) ) { - $image_meta['sizes'] = array_merge( $image_meta['sizes'], $created_sizes ); - wp_update_attachment_metadata( $attachment_id, $image_meta ); - } - } - - return $image_meta; -} - -/** - * Generate attachment meta data and create image sub-sizes for images. - * - * @since 2.1.0 - * - * @param int $attachment_id Attachment Id to process. - * @param string $file Filepath of the Attached image. - * @return mixed Metadata for attachment. - */ -function wp_generate_attachment_metadata( $attachment_id, $file ) { - $attachment = get_post( $attachment_id ); - - $metadata = array(); - $support = false; - $mime_type = get_post_mime_type( $attachment ); - - if ( preg_match( '!^image/!', $mime_type ) && file_is_displayable_image( $file ) ) { - // Make thumbnails and other intermediate sizes. - $metadata = wp_create_image_subsizes( $file, $attachment_id ); - } 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' ); - } - - 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 ); - - 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( '.', '-', wp_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' => '', - ); - /** - * Filters 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 ); - } - } - } elseif ( 'application/pdf' === $mime_type ) { - // Try to create image thumbnails for PDFs. - - $fallback_sizes = array( - 'thumbnail', - 'medium', - 'large', - ); - - /** - * Filters the image sizes generated for non-image mime types. - * - * @since 4.7.0 - * - * @param string[] $fallback_sizes An array of image size names. - * @param array $metadata Current attachment metadata. - */ - $fallback_sizes = apply_filters( 'fallback_intermediate_image_sizes', $fallback_sizes, $metadata ); - - $registered_sizes = wp_get_registered_image_subsizes(); - $merged_sizes = array_intersect_key( $registered_sizes, array_flip( $fallback_sizes ) ); - - // Force thumbnails to be soft crops. - if ( isset( $merged_sizes['thumbnail'] ) && is_array( $merged_sizes['thumbnail'] ) ) { - $merged_sizes['thumbnail']['crop'] = false; - } - - // Only load PDFs in an image editor if we're processing sizes. - if ( ! empty( $merged_sizes ) ) { - $editor = wp_get_image_editor( $file ); - - if ( ! is_wp_error( $editor ) ) { // No support for this type of file - /* - * PDFs may have the same file filename as JPEGs. - * Ensure the PDF preview image does not overwrite any JPEG images that already exist. - */ - $dirname = dirname( $file ) . '/'; - $ext = '.' . pathinfo( $file, PATHINFO_EXTENSION ); - $preview_file = $dirname . wp_unique_filename( $dirname, wp_basename( $file, $ext ) . '-pdf.jpg' ); - - $uploaded = $editor->save( $preview_file, 'image/jpeg' ); - unset( $editor ); - - // Resize based on the full size image, rather than the source. - if ( ! is_wp_error( $uploaded ) ) { - $image_file = $uploaded['path']; - unset( $uploaded['path'] ); - - $metadata['sizes'] = array( - 'full' => $uploaded, - ); - - // Save the meta data before any image post-processing errors could happen. - wp_update_attachment_metadata( $attachment_id, $metadata ); - - // Create sub-sizes saving the image meta after each. - $metadata = _wp_make_subsizes( $merged_sizes, $image_file, $metadata, $attachment_id ); - } - } - } - } - - // Remove the blob of binary data from the array. - if ( $metadata ) { - unset( $metadata['image']['data'] ); - } - - /** - * Filters the generated attachment meta data. - * - * @since 2.1.0 - * @since 5.3.0 The `$context` parameter was added. - * - * @param array $metadata An array of attachment meta data. - * @param int $attachment_id Current attachment ID. - * @param string $context Additional context. Can be 'create' when metadata was initially created for new attachment - * or 'update' when the metadata was updated. - */ - return apply_filters( 'wp_generate_attachment_metadata', $metadata, $attachment_id, 'create' ); -} - -/** - * Convert a fraction string to a decimal. - * - * @since 2.5.0 - * - * @param string $str - * @return int|float - */ -function wp_exif_frac2dec( $str ) { - if ( false === strpos( $str, '/' ) ) { - return $str; - } - - list( $n, $d ) = explode( '/', $str ); - if ( ! empty( $d ) ) { - return $n / $d; - } - return $str; -} - -/** - * Convert the exif date format to a unix timestamp. - * - * @since 2.5.0 - * - * @param string $str - * @return int - */ -function wp_exif_date2ts( $str ) { - list( $date, $time ) = explode( ' ', trim( $str ) ); - list( $y, $m, $d ) = explode( ':', $date ); - - return strtotime( "{$y}-{$m}-{$d} {$time}" ); -} - -/** - * Get extended image metadata, exif or iptc as available. - * - * Retrieves the EXIF metadata aperture, credit, camera, caption, copyright, iso - * created_timestamp, focal_length, shutter_speed, and title. - * - * The IPTC metadata that is retrieved is APP13, credit, byline, created date - * and time, caption, copyright, and title. Also includes FNumber, Model, - * DateTimeDigitized, FocalLength, ISOSpeedRatings, and ExposureTime. - * - * @todo Try other exif libraries if available. - * @since 2.5.0 - * - * @param string $file - * @return bool|array False on failure. Image metadata array on success. - */ -function wp_read_image_metadata( $file ) { - if ( ! file_exists( $file ) ) { - return false; - } - - list( , , $image_type ) = @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. - */ - $meta = array( - 'aperture' => 0, - 'credit' => '', - 'camera' => '', - 'caption' => '', - 'created_timestamp' => 0, - 'copyright' => '', - 'focal_length' => 0, - 'iso' => 0, - 'shutter_speed' => 0, - 'title' => '', - 'orientation' => 0, - 'keywords' => array(), - ); - - $iptc = array(); - /* - * 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'] = 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 = 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. - $meta['title'] = $caption; - } - - $meta['caption'] = $caption; - } - - if ( ! empty( $iptc['2#110'][0] ) ) { // credit - $meta['credit'] = trim( $iptc['2#110'][0] ); - } elseif ( ! empty( $iptc['2#080'][0] ) ) { // creator / legacy byline - $meta['credit'] = trim( $iptc['2#080'][0] ); - } - - 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'] = trim( $iptc['2#116'][0] ); - } - - if ( ! empty( $iptc['2#025'][0] ) ) { // keywords array - $meta['keywords'] = array_values( $iptc['2#025'] ); - } - } - } - - $exif = array(); - - /** - * Filters the image types to check for exif data. - * - * @since 2.5.0 - * - * @param array $image_types Image types to check for exif data. - */ - $exif_image_types = apply_filters( 'wp_read_image_metadata_types', array( IMAGETYPE_JPEG, IMAGETYPE_TIFF_II, IMAGETYPE_TIFF_MM ) ); - - if ( is_callable( 'exif_read_data' ) && in_array( $image_type, $exif_image_types, true ) ) { - $exif = @exif_read_data( $file ); - - if ( ! empty( $exif['ImageDescription'] ) ) { - 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'] = trim( $exif['ImageDescription'] ); - } - - 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( $meta['credit'] ) ) { - if ( ! empty( $exif['Artist'] ) ) { - $meta['credit'] = trim( $exif['Artist'] ); - } elseif ( ! empty( $exif['Author'] ) ) { - $meta['credit'] = trim( $exif['Author'] ); - } - } - - 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'] = 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['keywords'] as $key => $keyword ) { - if ( ! seems_utf8( $keyword ) ) { - $meta['keywords'][ $key ] = utf8_encode( $keyword ); - } - } - - $meta = wp_kses_post_deep( $meta ); - - /** - * Filters the array of meta data read from an image's exif data. - * - * @since 2.5.0 - * @since 4.4.0 The `$iptc` parameter was added. - * @since 5.0.0 The `$exif` parameter was added. - * - * @param array $meta Image meta data. - * @param string $file Path to image file. - * @param int $image_type Type of image, one of the `IMAGETYPE_XXX` constants. - * @param array $iptc IPTC data. - * @param array $exif EXIF data. - */ - return apply_filters( 'wp_read_image_metadata', $meta, $file, $image_type, $iptc, $exif ); - -} - -/** - * Validate that file is an image. - * - * @since 2.5.0 - * - * @param string $path File path to test if valid image. - * @return bool True if valid image, false if not valid image. - */ -function file_is_valid_image( $path ) { - $size = @getimagesize( $path ); - return ! empty( $size ); -} - -/** - * Validate that file is suitable for displaying within a web page. - * - * @since 2.5.0 - * - * @param string $path File path to test. - * @return bool True if suitable, false if not suitable. - */ -function file_is_displayable_image( $path ) { - $displayable_image_types = array( IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG, IMAGETYPE_BMP, IMAGETYPE_ICO ); - - $info = @getimagesize( $path ); - if ( empty( $info ) ) { - $result = false; - } elseif ( ! in_array( $info[2], $displayable_image_types, true ) ) { - $result = false; - } else { - $result = true; - } - - /** - * Filters 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 ) ) { - /** - * Filters 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 ); - - if ( $data ) { - $filepath = path_join( dirname( $filepath ), $data['file'] ); - - /** - * Filters 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', $filepath, $attachment_id, $size ); - } - } - } elseif ( function_exists( 'fopen' ) && ini_get( 'allow_url_fopen' ) ) { - /** - * Filters 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 ); - } - - /** - * Filters 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 = get_attached_file( $attachment_id ); - $src_file = $dst_file; - - if ( ! file_exists( $src_file ) ) { - $src_file = _load_image_to_edit_path( $attachment_id ); - } - - if ( $src_file ) { - $dst_file = str_replace( wp_basename( $dst_file ), 'copy-' . wp_basename( $dst_file ), $dst_file ); - $dst_file = dirname( $dst_file ) . '/' . wp_unique_filename( dirname( $dst_file ), wp_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; -} -- cgit