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admin.php
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ajax-actions.php
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bookmark.php
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class-ftp-pure.php
5.349KB
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class-ftp-sockets.php
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class-pclzip.php
191.033KB
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class-wp-comments-list-table.php
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class-wp-filesystem-base.php
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class-wp-filesystem-direct.php
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class-wp-filesystem-ftpext.php
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class-wp-filesystem-ftpsockets.php
8.175KB
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class-wp-importer.php
6.716KB
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class-wp-links-list-table.php
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class-wp-list-table.php
27.676KB
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class-wp-media-list-table.php
18.277KB
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class-wp-ms-users-list-table.php
9.754KB
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class-wp-plugin-install-list-table.php
14.885KB
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class-wp-posts-list-table.php
41.584KB
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class-wp-theme-install-list-table.php
13.614KB
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class-wp-themes-list-table.php
9.255KB
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class-wp-upgrader-skins.php
27.9KB
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class-wp-upgrader.php
91.819KB
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class-wp-users-list-table.php
13.087KB
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comment.php
4.835KB
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dashboard.php
45.757KB
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deprecated.php
28.516KB
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file.php
44.132KB
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image-edit.php
28.846KB
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image.php
19.106KB
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import.php
6.114KB
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list-table.php
3.139KB
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meta-boxes.php
45.611KB
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ms-deprecated.php
1.949KB
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ms.php
28.293KB
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plugin-install.php
22.068KB
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plugin.php
64.302KB
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post.php
51.591KB
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revision.php
7.814KB
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screen.php
31.43KB
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taxonomy.php
6.957KB
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translation-install.php
7.986KB
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update-core.php
45.117KB
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user.php
14.688KB
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<?php /** * File contains all the administration image manipulation functions. * * @package WordPress * @subpackage Administration */ /** * Crop an Image to a given size. * * @since 2.1.0 * * @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 int $src_h The height to crop. * @param int $dst_w The destination width. * @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 New filepath on success, WP_Error on failure. */ 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 ); 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; } } $editor = wp_get_image_editor( $src ); if ( is_wp_error( $editor ) ) return $editor; $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 ); /* * 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 ) ); $result = $editor->save( $dst_file ); if ( is_wp_error( $result ) ) return $result; return $dst_file; } /** * Generate post thumbnail attachment meta data. * * @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; 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]; // Make the file path relative to the upload dir. $metadata['file'] = _wp_relative_upload_path($file); // 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 ); if ( isset( $_wp_additional_image_sizes[$s]['width'] ) ) $sizes[$s]['width'] = intval( $_wp_additional_image_sizes[$s]['width'] ); // For theme-added sizes else $sizes[$s]['width'] = get_option( "{$s}_size_w" ); // For default sizes set in options if ( isset( $_wp_additional_image_sizes[$s]['height'] ) ) $sizes[$s]['height'] = intval( $_wp_additional_image_sizes[$s]['height'] ); // For theme-added sizes 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'] = $_wp_additional_image_sizes[$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 ); 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. $image_meta = wp_read_image_metadata( $file ); if ( $image_meta ) $metadata['image_meta'] = $image_meta; } elseif ( preg_match( '#^video/#', get_post_mime_type( $attachment ) ) ) { $metadata = wp_read_video_metadata( $file ); $support = current_theme_supports( 'post-thumbnails', 'attachment:video' ) || post_type_supports( 'attachment:video', 'thumbnail' ); } elseif ( preg_match( '#^audio/#', get_post_mime_type( $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( '.', '-', 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 ); } /** * Convert a fraction string to a decimal. * * @since 2.5.0 * * @param string $str * @return int|float */ function wp_exif_frac2dec($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( , , $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. */ $meta = array( 'aperture' => 0, 'credit' => '', 'camera' => '', 'caption' => '', 'created_timestamp' => 0, 'copyright' => '', 'focal_length' => 0, '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. */ 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] ); if ( empty( $meta['title'] ) ) { mbstring_binary_safe_encoding(); $caption_length = strlen( $caption ); reset_mbstring_encoding(); // Assume the title is stored in 2:120 if it's short. if ( $caption_length < 80 ) { $meta['title'] = $caption; } else { $meta['caption'] = $caption; } } elseif ( $caption != $meta['title'] ) { $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] ) 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'] = trim( $iptc['2#116'][0] ); } } /** * 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( $meta['title'] ) && ! empty( $exif['Title'] ) ) { $meta['title'] = trim( $exif['Title'] ); } 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'] ) && trim( $exif['COMPUTED']['UserComment'] ) != $meta['title'] ) { $meta['caption'] = trim( $exif['COMPUTED']['UserComment'] ); } } elseif ( empty( $meta['caption'] ) && trim( $exif['ImageDescription'] ) != $meta['title'] ) { $meta['caption'] = trim( $exif['ImageDescription'] ); } } elseif ( empty( $meta['caption'] ) && ! empty( $exif['Comments'] ) && trim( $exif['Comments'] ) != $meta['title'] ) { $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 ( $meta as &$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 ); } /** * 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 ); $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; }
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