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-includes/media.php | 4388 ---------------------------------- 1 file changed, 4388 deletions(-) delete mode 100644 srcs/wordpress/wp-includes/media.php (limited to 'srcs/wordpress/wp-includes/media.php') diff --git a/srcs/wordpress/wp-includes/media.php b/srcs/wordpress/wp-includes/media.php deleted file mode 100644 index 3783865..0000000 --- a/srcs/wordpress/wp-includes/media.php +++ /dev/null @@ -1,4388 +0,0 @@ - 0 ) { - $max_width = min( intval( $content_width ), $max_width ); - } - } elseif ( $size === 'large' ) { - /* - * We're inserting a large size image into the editor. If it's a really - * big image we'll scale it down to fit reasonably within the editor - * itself, and within the theme's content width if it's known. The user - * can resize it in the editor if they wish. - */ - $max_width = intval( get_option( 'large_size_w' ) ); - $max_height = intval( get_option( 'large_size_h' ) ); - - if ( intval( $content_width ) > 0 ) { - $max_width = min( intval( $content_width ), $max_width ); - } - } elseif ( ! empty( $_wp_additional_image_sizes ) && in_array( $size, array_keys( $_wp_additional_image_sizes ), true ) ) { - $max_width = intval( $_wp_additional_image_sizes[ $size ]['width'] ); - $max_height = intval( $_wp_additional_image_sizes[ $size ]['height'] ); - // Only in admin. Assume that theme authors know what they're doing. - if ( intval( $content_width ) > 0 && 'edit' === $context ) { - $max_width = min( intval( $content_width ), $max_width ); - } - } else { // $size == 'full' has no constraint - $max_width = $width; - $max_height = $height; - } - - /** - * Filters the maximum image size dimensions for the editor. - * - * @since 2.5.0 - * - * @param array $max_image_size An array with the width as the first element, - * and the height as the second element. - * @param string|array $size Size of what the result image should be. - * @param string $context The context the image is being resized for. - * Possible values are 'display' (like in a theme) - * or 'edit' (like inserting into an editor). - */ - list( $max_width, $max_height ) = apply_filters( 'editor_max_image_size', array( $max_width, $max_height ), $size, $context ); - - return wp_constrain_dimensions( $width, $height, $max_width, $max_height ); -} - -/** - * Retrieve width and height attributes using given width and height values. - * - * Both attributes are required in the sense that both parameters must have a - * value, but are optional in that if you set them to false or null, then they - * will not be added to the returned string. - * - * You can set the value using a string, but it will only take numeric values. - * If you wish to put 'px' after the numbers, then it will be stripped out of - * the return. - * - * @since 2.5.0 - * - * @param int|string $width Image width in pixels. - * @param int|string $height Image height in pixels. - * @return string HTML attributes for width and, or height. - */ -function image_hwstring( $width, $height ) { - $out = ''; - if ( $width ) { - $out .= 'width="' . intval( $width ) . '" '; - } - if ( $height ) { - $out .= 'height="' . intval( $height ) . '" '; - } - return $out; -} - -/** - * Scale an image to fit a particular size (such as 'thumb' or 'medium'). - * - * Array with image url, width, height, and whether is intermediate size, in - * that order is returned on success is returned. $is_intermediate is true if - * $url is a resized image, false if it is the original. - * - * The URL might be the original image, or it might be a resized version. This - * function won't create a new resized copy, it will just return an already - * resized one if it exists. - * - * A plugin may use the {@see 'image_downsize'} filter to hook into and offer image - * resizing services for images. The hook must return an array with the same - * elements that are returned in the function. The first element being the URL - * to the new image that was resized. - * - * @since 2.5.0 - * - * @param int $id Attachment ID for image. - * @param array|string $size Optional. Image size to scale to. Accepts any valid image size, - * or an array of width and height values in pixels (in that order). - * Default 'medium'. - * @return false|array Array containing the image URL, width, height, and boolean for whether - * the image is an intermediate size. False on failure. - */ -function image_downsize( $id, $size = 'medium' ) { - $is_image = wp_attachment_is_image( $id ); - - /** - * Filters whether to preempt the output of image_downsize(). - * - * Passing a truthy value to the filter will effectively short-circuit - * down-sizing the image, returning that value as output instead. - * - * @since 2.5.0 - * - * @param bool $downsize Whether to short-circuit the image downsize. Default false. - * @param int $id Attachment ID for image. - * @param array|string $size Size of image. Image size or array of width and height values (in that order). - * Default 'medium'. - */ - $out = apply_filters( 'image_downsize', false, $id, $size ); - - if ( $out ) { - return $out; - } - - $img_url = wp_get_attachment_url( $id ); - $meta = wp_get_attachment_metadata( $id ); - $width = 0; - $height = 0; - $is_intermediate = false; - $img_url_basename = wp_basename( $img_url ); - - // If the file isn't an image, attempt to replace its URL with a rendered image from its meta. - // Otherwise, a non-image type could be returned. - if ( ! $is_image ) { - if ( ! empty( $meta['sizes']['full'] ) ) { - $img_url = str_replace( $img_url_basename, $meta['sizes']['full']['file'], $img_url ); - $img_url_basename = $meta['sizes']['full']['file']; - $width = $meta['sizes']['full']['width']; - $height = $meta['sizes']['full']['height']; - } else { - return false; - } - } - - // try for a new style intermediate size - $intermediate = image_get_intermediate_size( $id, $size ); - - if ( $intermediate ) { - $img_url = str_replace( $img_url_basename, $intermediate['file'], $img_url ); - $width = $intermediate['width']; - $height = $intermediate['height']; - $is_intermediate = true; - } elseif ( $size === 'thumbnail' ) { - // fall back to the old thumbnail - $thumb_file = wp_get_attachment_thumb_file( $id ); - $info = null; - - if ( $thumb_file ) { - $info = @getimagesize( $thumb_file ); - } - - if ( $thumb_file && $info ) { - $img_url = str_replace( $img_url_basename, wp_basename( $thumb_file ), $img_url ); - $width = $info[0]; - $height = $info[1]; - $is_intermediate = true; - } - } - - if ( ! $width && ! $height && isset( $meta['width'], $meta['height'] ) ) { - // any other type: use the real image - $width = $meta['width']; - $height = $meta['height']; - } - - if ( $img_url ) { - // we have the actual image size, but might need to further constrain it if content_width is narrower - list( $width, $height ) = image_constrain_size_for_editor( $width, $height, $size ); - - return array( $img_url, $width, $height, $is_intermediate ); - } - - return false; -} - -/** - * Register a new image size. - * - * @since 2.9.0 - * - * @global array $_wp_additional_image_sizes Associative array of additional image sizes. - * - * @param string $name Image size identifier. - * @param int $width Optional. Image width in pixels. Default 0. - * @param int $height Optional. Image height in pixels. Default 0. - * @param bool|array $crop Optional. Image cropping behavior. If false, the image will be scaled (default), - * If true, image will be cropped to the specified dimensions using center positions. - * If an array, the image will be cropped using the array to specify the crop location. - * Array values must be in the format: array( x_crop_position, y_crop_position ) where: - * - x_crop_position accepts: 'left', 'center', or 'right'. - * - y_crop_position accepts: 'top', 'center', or 'bottom'. - */ -function add_image_size( $name, $width = 0, $height = 0, $crop = false ) { - global $_wp_additional_image_sizes; - - $_wp_additional_image_sizes[ $name ] = array( - 'width' => absint( $width ), - 'height' => absint( $height ), - 'crop' => $crop, - ); -} - -/** - * Check if an image size exists. - * - * @since 3.9.0 - * - * @param string $name The image size to check. - * @return bool True if the image size exists, false if not. - */ -function has_image_size( $name ) { - $sizes = wp_get_additional_image_sizes(); - return isset( $sizes[ $name ] ); -} - -/** - * Remove a new image size. - * - * @since 3.9.0 - * - * @global array $_wp_additional_image_sizes - * - * @param string $name The image size to remove. - * @return bool True if the image size was successfully removed, false on failure. - */ -function remove_image_size( $name ) { - global $_wp_additional_image_sizes; - - if ( isset( $_wp_additional_image_sizes[ $name ] ) ) { - unset( $_wp_additional_image_sizes[ $name ] ); - return true; - } - - return false; -} - -/** - * Registers an image size for the post thumbnail. - * - * @since 2.9.0 - * - * @see add_image_size() for details on cropping behavior. - * - * @param int $width Image width in pixels. - * @param int $height Image height in pixels. - * @param bool|array $crop Optional. Whether to crop images to specified width and height or resize. - * An array can specify positioning of the crop area. Default false. - */ -function set_post_thumbnail_size( $width = 0, $height = 0, $crop = false ) { - add_image_size( 'post-thumbnail', $width, $height, $crop ); -} - -/** - * Gets an img tag for an image attachment, scaling it down if requested. - * - * The {@see 'get_image_tag_class'} filter allows for changing the class name for the - * image without having to use regular expressions on the HTML content. The - * parameters are: what WordPress will use for the class, the Attachment ID, - * image align value, and the size the image should be. - * - * The second filter, {@see 'get_image_tag'}, has the HTML content, which can then be - * further manipulated by a plugin to change all attribute values and even HTML - * content. - * - * @since 2.5.0 - * - * @param int $id Attachment ID. - * @param string $alt Image Description for the alt attribute. - * @param string $title Image Description for the title attribute. - * @param string $align Part of the class name for aligning the image. - * @param string|array $size Optional. Registered image size to retrieve a tag for. Accepts any - * valid image size, or an array of width and height values in pixels - * (in that order). Default 'medium'. - * @return string HTML IMG element for given image attachment - */ -function get_image_tag( $id, $alt, $title, $align, $size = 'medium' ) { - - list( $img_src, $width, $height ) = image_downsize( $id, $size ); - $hwstring = image_hwstring( $width, $height ); - - $title = $title ? 'title="' . esc_attr( $title ) . '" ' : ''; - - $class = 'align' . esc_attr( $align ) . ' size-' . esc_attr( $size ) . ' wp-image-' . $id; - - /** - * Filters the value of the attachment's image tag class attribute. - * - * @since 2.6.0 - * - * @param string $class CSS class name or space-separated list of classes. - * @param int $id Attachment ID. - * @param string $align Part of the class name for aligning the image. - * @param string|array $size Size of image. Image size or array of width and height values (in that order). - * Default 'medium'. - */ - $class = apply_filters( 'get_image_tag_class', $class, $id, $align, $size ); - - $html = '' . esc_attr( $alt ) . ''; - - /** - * Filters the HTML content for the image tag. - * - * @since 2.6.0 - * - * @param string $html HTML content for the image. - * @param int $id Attachment ID. - * @param string $alt Alternate text. - * @param string $title Attachment title. - * @param string $align Part of the class name for aligning the image. - * @param string|array $size Size of image. Image size or array of width and height values (in that order). - * Default 'medium'. - */ - return apply_filters( 'get_image_tag', $html, $id, $alt, $title, $align, $size ); -} - -/** - * Calculates the new dimensions for a down-sampled image. - * - * If either width or height are empty, no constraint is applied on - * that dimension. - * - * @since 2.5.0 - * - * @param int $current_width Current width of the image. - * @param int $current_height Current height of the image. - * @param int $max_width Optional. Max width in pixels to constrain to. Default 0. - * @param int $max_height Optional. Max height in pixels to constrain to. Default 0. - * @return array First item is the width, the second item is the height. - */ -function wp_constrain_dimensions( $current_width, $current_height, $max_width = 0, $max_height = 0 ) { - if ( ! $max_width && ! $max_height ) { - return array( $current_width, $current_height ); - } - - $width_ratio = 1.0; - $height_ratio = 1.0; - $did_width = false; - $did_height = false; - - if ( $max_width > 0 && $current_width > 0 && $current_width > $max_width ) { - $width_ratio = $max_width / $current_width; - $did_width = true; - } - - if ( $max_height > 0 && $current_height > 0 && $current_height > $max_height ) { - $height_ratio = $max_height / $current_height; - $did_height = true; - } - - // Calculate the larger/smaller ratios - $smaller_ratio = min( $width_ratio, $height_ratio ); - $larger_ratio = max( $width_ratio, $height_ratio ); - - if ( (int) round( $current_width * $larger_ratio ) > $max_width || (int) round( $current_height * $larger_ratio ) > $max_height ) { - // The larger ratio is too big. It would result in an overflow. - $ratio = $smaller_ratio; - } else { - // The larger ratio fits, and is likely to be a more "snug" fit. - $ratio = $larger_ratio; - } - - // Very small dimensions may result in 0, 1 should be the minimum. - $w = max( 1, (int) round( $current_width * $ratio ) ); - $h = max( 1, (int) round( $current_height * $ratio ) ); - - // Sometimes, due to rounding, we'll end up with a result like this: 465x700 in a 177x177 box is 117x176... a pixel short - // We also have issues with recursive calls resulting in an ever-changing result. Constraining to the result of a constraint should yield the original result. - // Thus we look for dimensions that are one pixel shy of the max value and bump them up - - // Note: $did_width means it is possible $smaller_ratio == $width_ratio. - if ( $did_width && $w === $max_width - 1 ) { - $w = $max_width; // Round it up - } - - // Note: $did_height means it is possible $smaller_ratio == $height_ratio. - if ( $did_height && $h === $max_height - 1 ) { - $h = $max_height; // Round it up - } - - /** - * Filters dimensions to constrain down-sampled images to. - * - * @since 4.1.0 - * - * @param array $dimensions The image width and height. - * @param int $current_width The current width of the image. - * @param int $current_height The current height of the image. - * @param int $max_width The maximum width permitted. - * @param int $max_height The maximum height permitted. - */ - return apply_filters( 'wp_constrain_dimensions', array( $w, $h ), $current_width, $current_height, $max_width, $max_height ); -} - -/** - * Retrieves calculated resize dimensions for use in WP_Image_Editor. - * - * Calculates dimensions and coordinates for a resized image that fits - * within a specified width and height. - * - * Cropping behavior is dependent on the value of $crop: - * 1. If false (default), images will not be cropped. - * 2. If an array in the form of array( x_crop_position, y_crop_position ): - * - x_crop_position accepts 'left' 'center', or 'right'. - * - y_crop_position accepts 'top', 'center', or 'bottom'. - * Images will be cropped to the specified dimensions within the defined crop area. - * 3. If true, images will be cropped to the specified dimensions using center positions. - * - * @since 2.5.0 - * - * @param int $orig_w Original width in pixels. - * @param int $orig_h Original height in pixels. - * @param int $dest_w New width in pixels. - * @param int $dest_h New height in pixels. - * @param bool|array $crop Optional. Whether to crop image to specified width and height or resize. - * An array can specify positioning of the crop area. Default false. - * @return false|array False on failure. Returned array matches parameters for `imagecopyresampled()`. - */ -function image_resize_dimensions( $orig_w, $orig_h, $dest_w, $dest_h, $crop = false ) { - - if ( $orig_w <= 0 || $orig_h <= 0 ) { - return false; - } - // at least one of dest_w or dest_h must be specific - if ( $dest_w <= 0 && $dest_h <= 0 ) { - return false; - } - - /** - * Filters whether to preempt calculating the image resize dimensions. - * - * Passing a non-null value to the filter will effectively short-circuit - * image_resize_dimensions(), returning that value instead. - * - * @since 3.4.0 - * - * @param null|mixed $null Whether to preempt output of the resize dimensions. - * @param int $orig_w Original width in pixels. - * @param int $orig_h Original height in pixels. - * @param int $dest_w New width in pixels. - * @param int $dest_h New height in pixels. - * @param bool|array $crop Whether to crop image to specified width and height or resize. - * An array can specify positioning of the crop area. Default false. - */ - $output = apply_filters( 'image_resize_dimensions', null, $orig_w, $orig_h, $dest_w, $dest_h, $crop ); - - if ( null !== $output ) { - return $output; - } - - // Stop if the destination size is larger than the original image dimensions. - if ( empty( $dest_h ) ) { - if ( $orig_w < $dest_w ) { - return false; - } - } elseif ( empty( $dest_w ) ) { - if ( $orig_h < $dest_h ) { - return false; - } - } else { - if ( $orig_w < $dest_w && $orig_h < $dest_h ) { - return false; - } - } - - if ( $crop ) { - // Crop the largest possible portion of the original image that we can size to $dest_w x $dest_h. - // Note that the requested crop dimensions are used as a maximum bounding box for the original image. - // If the original image's width or height is less than the requested width or height - // only the greater one will be cropped. - // For example when the original image is 600x300, and the requested crop dimensions are 400x400, - // the resulting image will be 400x300. - $aspect_ratio = $orig_w / $orig_h; - $new_w = min( $dest_w, $orig_w ); - $new_h = min( $dest_h, $orig_h ); - - if ( ! $new_w ) { - $new_w = (int) round( $new_h * $aspect_ratio ); - } - - if ( ! $new_h ) { - $new_h = (int) round( $new_w / $aspect_ratio ); - } - - $size_ratio = max( $new_w / $orig_w, $new_h / $orig_h ); - - $crop_w = round( $new_w / $size_ratio ); - $crop_h = round( $new_h / $size_ratio ); - - if ( ! is_array( $crop ) || count( $crop ) !== 2 ) { - $crop = array( 'center', 'center' ); - } - - list( $x, $y ) = $crop; - - if ( 'left' === $x ) { - $s_x = 0; - } elseif ( 'right' === $x ) { - $s_x = $orig_w - $crop_w; - } else { - $s_x = floor( ( $orig_w - $crop_w ) / 2 ); - } - - if ( 'top' === $y ) { - $s_y = 0; - } elseif ( 'bottom' === $y ) { - $s_y = $orig_h - $crop_h; - } else { - $s_y = floor( ( $orig_h - $crop_h ) / 2 ); - } - } else { - // Resize using $dest_w x $dest_h as a maximum bounding box. - $crop_w = $orig_w; - $crop_h = $orig_h; - - $s_x = 0; - $s_y = 0; - - list( $new_w, $new_h ) = wp_constrain_dimensions( $orig_w, $orig_h, $dest_w, $dest_h ); - } - - if ( wp_fuzzy_number_match( $new_w, $orig_w ) && wp_fuzzy_number_match( $new_h, $orig_h ) ) { - // The new size has virtually the same dimensions as the original image. - - /** - * Filters whether to proceed with making an image sub-size with identical dimensions - * with the original/source image. Differences of 1px may be due to rounding and are ignored. - * - * @since 5.3.0 - * - * @param bool The filtered value. - * @param int Original image width. - * @param int Original image height. - */ - $proceed = (bool) apply_filters( 'wp_image_resize_identical_dimensions', false, $orig_w, $orig_h ); - - if ( ! $proceed ) { - return false; - } - } - - // The return array matches the parameters to imagecopyresampled(). - // int dst_x, int dst_y, int src_x, int src_y, int dst_w, int dst_h, int src_w, int src_h - return array( 0, 0, (int) $s_x, (int) $s_y, (int) $new_w, (int) $new_h, (int) $crop_w, (int) $crop_h ); -} - -/** - * Resizes an image to make a thumbnail or intermediate size. - * - * The returned array has the file size, the image width, and image height. The - * {@see 'image_make_intermediate_size'} filter can be used to hook in and change the - * values of the returned array. The only parameter is the resized file path. - * - * @since 2.5.0 - * - * @param string $file File path. - * @param int $width Image width. - * @param int $height Image height. - * @param bool $crop Optional. Whether to crop image to specified width and height or resize. - * Default false. - * @return false|array False, if no image was created. Metadata array on success. - */ -function image_make_intermediate_size( $file, $width, $height, $crop = false ) { - if ( $width || $height ) { - $editor = wp_get_image_editor( $file ); - - if ( is_wp_error( $editor ) || is_wp_error( $editor->resize( $width, $height, $crop ) ) ) { - return false; - } - - $resized_file = $editor->save(); - - if ( ! is_wp_error( $resized_file ) && $resized_file ) { - unset( $resized_file['path'] ); - return $resized_file; - } - } - return false; -} - -/** - * Helper function to test if aspect ratios for two images match. - * - * @since 4.6.0 - * - * @param int $source_width Width of the first image in pixels. - * @param int $source_height Height of the first image in pixels. - * @param int $target_width Width of the second image in pixels. - * @param int $target_height Height of the second image in pixels. - * @return bool True if aspect ratios match within 1px. False if not. - */ -function wp_image_matches_ratio( $source_width, $source_height, $target_width, $target_height ) { - /* - * To test for varying crops, we constrain the dimensions of the larger image - * to the dimensions of the smaller image and see if they match. - */ - if ( $source_width > $target_width ) { - $constrained_size = wp_constrain_dimensions( $source_width, $source_height, $target_width ); - $expected_size = array( $target_width, $target_height ); - } else { - $constrained_size = wp_constrain_dimensions( $target_width, $target_height, $source_width ); - $expected_size = array( $source_width, $source_height ); - } - - // If the image dimensions are within 1px of the expected size, we consider it a match. - $matched = ( wp_fuzzy_number_match( $constrained_size[0], $expected_size[0] ) && wp_fuzzy_number_match( $constrained_size[1], $expected_size[1] ) ); - - return $matched; -} - -/** - * Retrieves the image's intermediate size (resized) path, width, and height. - * - * The $size parameter can be an array with the width and height respectively. - * If the size matches the 'sizes' metadata array for width and height, then it - * will be used. If there is no direct match, then the nearest image size larger - * than the specified size will be used. If nothing is found, then the function - * will break out and return false. - * - * The metadata 'sizes' is used for compatible sizes that can be used for the - * parameter $size value. - * - * The url path will be given, when the $size parameter is a string. - * - * If you are passing an array for the $size, you should consider using - * add_image_size() so that a cropped version is generated. It's much more - * efficient than having to find the closest-sized image and then having the - * browser scale down the image. - * - * @since 2.5.0 - * - * @param int $post_id Attachment ID. - * @param array|string $size Optional. Image size. Accepts any valid image size, or an array - * of width and height values in pixels (in that order). - * Default 'thumbnail'. - * @return false|array $data { - * Array of file relative path, width, and height on success. Additionally includes absolute - * path and URL if registered size is passed to $size parameter. False on failure. - * - * @type string $file Image's path relative to uploads directory - * @type int $width Width of image - * @type int $height Height of image - * @type string $path Image's absolute filesystem path. - * @type string $url Image's URL. - * } - */ -function image_get_intermediate_size( $post_id, $size = 'thumbnail' ) { - $imagedata = wp_get_attachment_metadata( $post_id ); - - if ( ! $size || ! is_array( $imagedata ) || empty( $imagedata['sizes'] ) ) { - return false; - } - - $data = array(); - - // Find the best match when '$size' is an array. - if ( is_array( $size ) ) { - $candidates = array(); - - if ( ! isset( $imagedata['file'] ) && isset( $imagedata['sizes']['full'] ) ) { - $imagedata['height'] = $imagedata['sizes']['full']['height']; - $imagedata['width'] = $imagedata['sizes']['full']['width']; - } - - foreach ( $imagedata['sizes'] as $_size => $data ) { - // If there's an exact match to an existing image size, short circuit. - if ( intval( $data['width'] ) === intval( $size[0] ) && intval( $data['height'] ) === intval( $size[1] ) ) { - $candidates[ $data['width'] * $data['height'] ] = $data; - break; - } - - // If it's not an exact match, consider larger sizes with the same aspect ratio. - if ( $data['width'] >= $size[0] && $data['height'] >= $size[1] ) { - // If '0' is passed to either size, we test ratios against the original file. - if ( 0 === $size[0] || 0 === $size[1] ) { - $same_ratio = wp_image_matches_ratio( $data['width'], $data['height'], $imagedata['width'], $imagedata['height'] ); - } else { - $same_ratio = wp_image_matches_ratio( $data['width'], $data['height'], $size[0], $size[1] ); - } - - if ( $same_ratio ) { - $candidates[ $data['width'] * $data['height'] ] = $data; - } - } - } - - if ( ! empty( $candidates ) ) { - // Sort the array by size if we have more than one candidate. - if ( 1 < count( $candidates ) ) { - ksort( $candidates ); - } - - $data = array_shift( $candidates ); - /* - * When the size requested is smaller than the thumbnail dimensions, we - * fall back to the thumbnail size to maintain backward compatibility with - * pre 4.6 versions of WordPress. - */ - } elseif ( ! empty( $imagedata['sizes']['thumbnail'] ) && $imagedata['sizes']['thumbnail']['width'] >= $size[0] && $imagedata['sizes']['thumbnail']['width'] >= $size[1] ) { - $data = $imagedata['sizes']['thumbnail']; - } else { - return false; - } - - // Constrain the width and height attributes to the requested values. - list( $data['width'], $data['height'] ) = image_constrain_size_for_editor( $data['width'], $data['height'], $size ); - - } elseif ( ! empty( $imagedata['sizes'][ $size ] ) ) { - $data = $imagedata['sizes'][ $size ]; - } - - // If we still don't have a match at this point, return false. - if ( empty( $data ) ) { - return false; - } - - // include the full filesystem path of the intermediate file - if ( empty( $data['path'] ) && ! empty( $data['file'] ) && ! empty( $imagedata['file'] ) ) { - $file_url = wp_get_attachment_url( $post_id ); - $data['path'] = path_join( dirname( $imagedata['file'] ), $data['file'] ); - $data['url'] = path_join( dirname( $file_url ), $data['file'] ); - } - - /** - * Filters the output of image_get_intermediate_size() - * - * @since 4.4.0 - * - * @see image_get_intermediate_size() - * - * @param array $data Array of file relative path, width, and height on success. May also include - * file absolute path and URL. - * @param int $post_id The post_id of the image attachment - * @param string|array $size Registered image size or flat array of initially-requested height and width - * dimensions (in that order). - */ - return apply_filters( 'image_get_intermediate_size', $data, $post_id, $size ); -} - -/** - * Gets the available intermediate image sizes. - * - * @since 3.0.0 - * - * @return array Returns a filtered array of image size strings. - */ -function get_intermediate_image_sizes() { - $default_sizes = array( 'thumbnail', 'medium', 'medium_large', 'large' ); - $additional_sizes = wp_get_additional_image_sizes(); - - if ( ! empty( $additional_sizes ) ) { - $default_sizes = array_merge( $default_sizes, array_keys( $additional_sizes ) ); - } - - /** - * Filters the list of intermediate image sizes. - * - * @since 2.5.0 - * - * @param array $default_sizes An array of intermediate image sizes. Defaults - * are 'thumbnail', 'medium', 'medium_large', 'large'. - */ - return apply_filters( 'intermediate_image_sizes', $default_sizes ); -} - -/** - * Returns a normalized list of all currently registered image sub-sizes. - * - * @since 5.3.0 - * @uses wp_get_additional_image_sizes() - * @uses get_intermediate_image_sizes() - * - * @return array Associative array of the registered image sub-sizes. - */ -function wp_get_registered_image_subsizes() { - $additional_sizes = wp_get_additional_image_sizes(); - $all_sizes = array(); - - foreach ( get_intermediate_image_sizes() as $size_name ) { - $size_data = array( - 'width' => 0, - 'height' => 0, - 'crop' => false, - ); - - if ( isset( $additional_sizes[ $size_name ]['width'] ) ) { - // For sizes added by plugins and themes. - $size_data['width'] = intval( $additional_sizes[ $size_name ]['width'] ); - } else { - // For default sizes set in options. - $size_data['width'] = intval( get_option( "{$size_name}_size_w" ) ); - } - - if ( isset( $additional_sizes[ $size_name ]['height'] ) ) { - $size_data['height'] = intval( $additional_sizes[ $size_name ]['height'] ); - } else { - $size_data['height'] = intval( get_option( "{$size_name}_size_h" ) ); - } - - if ( empty( $size_data['width'] ) && empty( $size_data['height'] ) ) { - // This size isn't set. - continue; - } - - if ( isset( $additional_sizes[ $size_name ]['crop'] ) ) { - $size_data['crop'] = $additional_sizes[ $size_name ]['crop']; - } else { - $size_data['crop'] = get_option( "{$size_name}_crop" ); - } - - if ( ! is_array( $size_data['crop'] ) || empty( $size_data['crop'] ) ) { - $size_data['crop'] = (bool) $size_data['crop']; - } - - $all_sizes[ $size_name ] = $size_data; - } - - return $all_sizes; -} - -/** - * Retrieve an image to represent an attachment. - * - * A mime icon for files, thumbnail or intermediate size for images. - * - * The returned array contains four values: the URL of the attachment image src, - * the width of the image file, the height of the image file, and a boolean - * representing whether the returned array describes an intermediate (generated) - * image size or the original, full-sized upload. - * - * @since 2.5.0 - * - * @param int $attachment_id Image attachment ID. - * @param string|array $size Optional. Image size. Accepts any valid image size, or an array of width - * and height values in pixels (in that order). Default 'thumbnail'. - * @param bool $icon Optional. Whether the image should be treated as an icon. Default false. - * @return false|array Returns an array (url, width, height, is_intermediate), or false, if no image is available. - */ -function wp_get_attachment_image_src( $attachment_id, $size = 'thumbnail', $icon = false ) { - // get a thumbnail or intermediate image if there is one - $image = image_downsize( $attachment_id, $size ); - if ( ! $image ) { - $src = false; - - if ( $icon ) { - $src = wp_mime_type_icon( $attachment_id ); - - if ( $src ) { - /** This filter is documented in wp-includes/post.php */ - $icon_dir = apply_filters( 'icon_dir', ABSPATH . WPINC . '/images/media' ); - - $src_file = $icon_dir . '/' . wp_basename( $src ); - list( $width, $height ) = @getimagesize( $src_file ); - } - } - - if ( $src && $width && $height ) { - $image = array( $src, $width, $height ); - } - } - /** - * Filters the image src result. - * - * @since 4.3.0 - * - * @param array|false $image Either array with src, width & height, icon src, or false. - * @param int $attachment_id Image attachment ID. - * @param string|array $size Size of image. Image size or array of width and height values - * (in that order). Default 'thumbnail'. - * @param bool $icon Whether the image should be treated as an icon. Default false. - */ - return apply_filters( 'wp_get_attachment_image_src', $image, $attachment_id, $size, $icon ); -} - -/** - * Get an HTML img element representing an image attachment - * - * While `$size` will accept an array, it is better to register a size with - * add_image_size() so that a cropped version is generated. It's much more - * efficient than having to find the closest-sized image and then having the - * browser scale down the image. - * - * @since 2.5.0 - * - * @param int $attachment_id Image attachment ID. - * @param string|array $size Optional. Image size. Accepts any valid image size, or an array of width - * and height values in pixels (in that order). Default 'thumbnail'. - * @param bool $icon Optional. Whether the image should be treated as an icon. Default false. - * @param string|array $attr Optional. Attributes for the image markup. Default empty. - * @return string HTML img element or empty string on failure. - */ -function wp_get_attachment_image( $attachment_id, $size = 'thumbnail', $icon = false, $attr = '' ) { - $html = ''; - $image = wp_get_attachment_image_src( $attachment_id, $size, $icon ); - if ( $image ) { - list($src, $width, $height) = $image; - $hwstring = image_hwstring( $width, $height ); - $size_class = $size; - if ( is_array( $size_class ) ) { - $size_class = join( 'x', $size_class ); - } - $attachment = get_post( $attachment_id ); - $default_attr = array( - 'src' => $src, - 'class' => "attachment-$size_class size-$size_class", - 'alt' => trim( strip_tags( get_post_meta( $attachment_id, '_wp_attachment_image_alt', true ) ) ), - ); - - $attr = wp_parse_args( $attr, $default_attr ); - - // Generate 'srcset' and 'sizes' if not already present. - if ( empty( $attr['srcset'] ) ) { - $image_meta = wp_get_attachment_metadata( $attachment_id ); - - if ( is_array( $image_meta ) ) { - $size_array = array( absint( $width ), absint( $height ) ); - $srcset = wp_calculate_image_srcset( $size_array, $src, $image_meta, $attachment_id ); - $sizes = wp_calculate_image_sizes( $size_array, $src, $image_meta, $attachment_id ); - - if ( $srcset && ( $sizes || ! empty( $attr['sizes'] ) ) ) { - $attr['srcset'] = $srcset; - - if ( empty( $attr['sizes'] ) ) { - $attr['sizes'] = $sizes; - } - } - } - } - - /** - * Filters the list of attachment image attributes. - * - * @since 2.8.0 - * - * @param array $attr Attributes for the image markup. - * @param WP_Post $attachment Image attachment post. - * @param string|array $size Requested size. Image size or array of width and height values - * (in that order). Default 'thumbnail'. - */ - $attr = apply_filters( 'wp_get_attachment_image_attributes', $attr, $attachment, $size ); - $attr = array_map( 'esc_attr', $attr ); - $html = rtrim( " $value ) { - $html .= " $name=" . '"' . $value . '"'; - } - $html .= ' />'; - } - - return $html; -} - -/** - * Get the URL of an image attachment. - * - * @since 4.4.0 - * - * @param int $attachment_id Image attachment ID. - * @param string|array $size Optional. Image size to retrieve. Accepts any valid image size, or an array - * of width and height values in pixels (in that order). Default 'thumbnail'. - * @param bool $icon Optional. Whether the image should be treated as an icon. Default false. - * @return string|false Attachment URL or false if no image is available. - */ -function wp_get_attachment_image_url( $attachment_id, $size = 'thumbnail', $icon = false ) { - $image = wp_get_attachment_image_src( $attachment_id, $size, $icon ); - return isset( $image['0'] ) ? $image['0'] : false; -} - -/** - * Get the attachment path relative to the upload directory. - * - * @since 4.4.1 - * @access private - * - * @param string $file Attachment file name. - * @return string Attachment path relative to the upload directory. - */ -function _wp_get_attachment_relative_path( $file ) { - $dirname = dirname( $file ); - - if ( '.' === $dirname ) { - return ''; - } - - if ( false !== strpos( $dirname, 'wp-content/uploads' ) ) { - // Get the directory name relative to the upload directory (back compat for pre-2.7 uploads) - $dirname = substr( $dirname, strpos( $dirname, 'wp-content/uploads' ) + 18 ); - $dirname = ltrim( $dirname, '/' ); - } - - return $dirname; -} - -/** - * Get the image size as array from its meta data. - * - * Used for responsive images. - * - * @since 4.4.0 - * @access private - * - * @param string $size_name Image size. Accepts any valid image size name ('thumbnail', 'medium', etc.). - * @param array $image_meta The image meta data. - * @return array|bool Array of width and height values in pixels (in that order) - * or false if the size doesn't exist. - */ -function _wp_get_image_size_from_meta( $size_name, $image_meta ) { - if ( $size_name === 'full' ) { - return array( - absint( $image_meta['width'] ), - absint( $image_meta['height'] ), - ); - } elseif ( ! empty( $image_meta['sizes'][ $size_name ] ) ) { - return array( - absint( $image_meta['sizes'][ $size_name ]['width'] ), - absint( $image_meta['sizes'][ $size_name ]['height'] ), - ); - } - - return false; -} - -/** - * Retrieves the value for an image attachment's 'srcset' attribute. - * - * @since 4.4.0 - * - * @see wp_calculate_image_srcset() - * - * @param int $attachment_id Image attachment ID. - * @param array|string $size Optional. Image size. Accepts any valid image size, or an array of - * width and height values in pixels (in that order). Default 'medium'. - * @param array $image_meta Optional. The image meta data as returned by 'wp_get_attachment_metadata()'. - * Default null. - * @return string|bool A 'srcset' value string or false. - */ -function wp_get_attachment_image_srcset( $attachment_id, $size = 'medium', $image_meta = null ) { - $image = wp_get_attachment_image_src( $attachment_id, $size ); - - if ( ! $image ) { - return false; - } - - if ( ! is_array( $image_meta ) ) { - $image_meta = wp_get_attachment_metadata( $attachment_id ); - } - - $image_src = $image[0]; - $size_array = array( - absint( $image[1] ), - absint( $image[2] ), - ); - - return wp_calculate_image_srcset( $size_array, $image_src, $image_meta, $attachment_id ); -} - -/** - * A helper function to calculate the image sources to include in a 'srcset' attribute. - * - * @since 4.4.0 - * - * @param array $size_array Array of width and height values in pixels (in that order). - * @param string $image_src The 'src' of the image. - * @param array $image_meta The image meta data as returned by 'wp_get_attachment_metadata()'. - * @param int $attachment_id Optional. The image attachment ID to pass to the filter. Default 0. - * @return string|bool The 'srcset' attribute value. False on error or when only one source exists. - */ -function wp_calculate_image_srcset( $size_array, $image_src, $image_meta, $attachment_id = 0 ) { - /** - * Let plugins pre-filter the image meta to be able to fix inconsistencies in the stored data. - * - * @since 4.5.0 - * - * @param array $image_meta The image meta data as returned by 'wp_get_attachment_metadata()'. - * @param array $size_array Array of width and height values in pixels (in that order). - * @param string $image_src The 'src' of the image. - * @param int $attachment_id The image attachment ID or 0 if not supplied. - */ - $image_meta = apply_filters( 'wp_calculate_image_srcset_meta', $image_meta, $size_array, $image_src, $attachment_id ); - - if ( empty( $image_meta['sizes'] ) || ! isset( $image_meta['file'] ) || strlen( $image_meta['file'] ) < 4 ) { - return false; - } - - $image_sizes = $image_meta['sizes']; - - // Get the width and height of the image. - $image_width = (int) $size_array[0]; - $image_height = (int) $size_array[1]; - - // Bail early if error/no width. - if ( $image_width < 1 ) { - return false; - } - - $image_basename = wp_basename( $image_meta['file'] ); - - /* - * WordPress flattens animated GIFs into one frame when generating intermediate sizes. - * To avoid hiding animation in user content, if src is a full size GIF, a srcset attribute is not generated. - * If src is an intermediate size GIF, the full size is excluded from srcset to keep a flattened GIF from becoming animated. - */ - if ( ! isset( $image_sizes['thumbnail']['mime-type'] ) || 'image/gif' !== $image_sizes['thumbnail']['mime-type'] ) { - $image_sizes[] = array( - 'width' => $image_meta['width'], - 'height' => $image_meta['height'], - 'file' => $image_basename, - ); - } elseif ( strpos( $image_src, $image_meta['file'] ) ) { - return false; - } - - // Retrieve the uploads sub-directory from the full size image. - $dirname = _wp_get_attachment_relative_path( $image_meta['file'] ); - - if ( $dirname ) { - $dirname = trailingslashit( $dirname ); - } - - $upload_dir = wp_get_upload_dir(); - $image_baseurl = trailingslashit( $upload_dir['baseurl'] ) . $dirname; - - /* - * If currently on HTTPS, prefer HTTPS URLs when we know they're supported by the domain - * (which is to say, when they share the domain name of the current request). - */ - if ( is_ssl() && 'https' !== substr( $image_baseurl, 0, 5 ) && parse_url( $image_baseurl, PHP_URL_HOST ) === $_SERVER['HTTP_HOST'] ) { - $image_baseurl = set_url_scheme( $image_baseurl, 'https' ); - } - - /* - * Images that have been edited in WordPress after being uploaded will - * contain a unique hash. Look for that hash and use it later to filter - * out images that are leftovers from previous versions. - */ - $image_edited = preg_match( '/-e[0-9]{13}/', wp_basename( $image_src ), $image_edit_hash ); - - /** - * Filters the maximum image width to be included in a 'srcset' attribute. - * - * @since 4.4.0 - * - * @param int $max_width The maximum image width to be included in the 'srcset'. Default '2048'. - * @param array $size_array Array of width and height values in pixels (in that order). - */ - $max_srcset_image_width = apply_filters( 'max_srcset_image_width', 2048, $size_array ); - - // Array to hold URL candidates. - $sources = array(); - - /** - * To make sure the ID matches our image src, we will check to see if any sizes in our attachment - * meta match our $image_src. If no matches are found we don't return a srcset to avoid serving - * an incorrect image. See #35045. - */ - $src_matched = false; - - /* - * Loop through available images. Only use images that are resized - * versions of the same edit. - */ - foreach ( $image_sizes as $image ) { - $is_src = false; - - // Check if image meta isn't corrupted. - if ( ! is_array( $image ) ) { - continue; - } - - // If the file name is part of the `src`, we've confirmed a match. - if ( ! $src_matched && false !== strpos( $image_src, $dirname . $image['file'] ) ) { - $src_matched = true; - $is_src = true; - } - - // Filter out images that are from previous edits. - if ( $image_edited && ! strpos( $image['file'], $image_edit_hash[0] ) ) { - continue; - } - - /* - * Filters out images that are wider than '$max_srcset_image_width' unless - * that file is in the 'src' attribute. - */ - if ( $max_srcset_image_width && $image['width'] > $max_srcset_image_width && ! $is_src ) { - continue; - } - - // If the image dimensions are within 1px of the expected size, use it. - if ( wp_image_matches_ratio( $image_width, $image_height, $image['width'], $image['height'] ) ) { - // Add the URL, descriptor, and value to the sources array to be returned. - $source = array( - 'url' => $image_baseurl . $image['file'], - 'descriptor' => 'w', - 'value' => $image['width'], - ); - - // The 'src' image has to be the first in the 'srcset', because of a bug in iOS8. See #35030. - if ( $is_src ) { - $sources = array( $image['width'] => $source ) + $sources; - } else { - $sources[ $image['width'] ] = $source; - } - } - } - - /** - * Filters an image's 'srcset' sources. - * - * @since 4.4.0 - * - * @param array $sources { - * One or more arrays of source data to include in the 'srcset'. - * - * @type array $width { - * @type string $url The URL of an image source. - * @type string $descriptor The descriptor type used in the image candidate string, - * either 'w' or 'x'. - * @type int $value The source width if paired with a 'w' descriptor, or a - * pixel density value if paired with an 'x' descriptor. - * } - * } - * @param array $size_array Array of width and height values in pixels (in that order). - * @param string $image_src The 'src' of the image. - * @param array $image_meta The image meta data as returned by 'wp_get_attachment_metadata()'. - * @param int $attachment_id Image attachment ID or 0. - */ - $sources = apply_filters( 'wp_calculate_image_srcset', $sources, $size_array, $image_src, $image_meta, $attachment_id ); - - // Only return a 'srcset' value if there is more than one source. - if ( ! $src_matched || ! is_array( $sources ) || count( $sources ) < 2 ) { - return false; - } - - $srcset = ''; - - foreach ( $sources as $source ) { - $srcset .= str_replace( ' ', '%20', $source['url'] ) . ' ' . $source['value'] . $source['descriptor'] . ', '; - } - - return rtrim( $srcset, ', ' ); -} - -/** - * Retrieves the value for an image attachment's 'sizes' attribute. - * - * @since 4.4.0 - * - * @see wp_calculate_image_sizes() - * - * @param int $attachment_id Image attachment ID. - * @param array|string $size Optional. Image size. Accepts any valid image size, or an array of width - * and height values in pixels (in that order). Default 'medium'. - * @param array $image_meta Optional. The image meta data as returned by 'wp_get_attachment_metadata()'. - * Default null. - * @return string|bool A valid source size value for use in a 'sizes' attribute or false. - */ -function wp_get_attachment_image_sizes( $attachment_id, $size = 'medium', $image_meta = null ) { - $image = wp_get_attachment_image_src( $attachment_id, $size ); - - if ( ! $image ) { - return false; - } - - if ( ! is_array( $image_meta ) ) { - $image_meta = wp_get_attachment_metadata( $attachment_id ); - } - - $image_src = $image[0]; - $size_array = array( - absint( $image[1] ), - absint( $image[2] ), - ); - - return wp_calculate_image_sizes( $size_array, $image_src, $image_meta, $attachment_id ); -} - -/** - * Creates a 'sizes' attribute value for an image. - * - * @since 4.4.0 - * - * @param array|string $size Image size to retrieve. Accepts any valid image size, or an array - * of width and height values in pixels (in that order). Default 'medium'. - * @param string $image_src Optional. The URL to the image file. Default null. - * @param array $image_meta Optional. The image meta data as returned by 'wp_get_attachment_metadata()'. - * Default null. - * @param int $attachment_id Optional. Image attachment ID. Either `$image_meta` or `$attachment_id` - * is needed when using the image size name as argument for `$size`. Default 0. - * @return string|bool A valid source size value for use in a 'sizes' attribute or false. - */ -function wp_calculate_image_sizes( $size, $image_src = null, $image_meta = null, $attachment_id = 0 ) { - $width = 0; - - if ( is_array( $size ) ) { - $width = absint( $size[0] ); - } elseif ( is_string( $size ) ) { - if ( ! $image_meta && $attachment_id ) { - $image_meta = wp_get_attachment_metadata( $attachment_id ); - } - - if ( is_array( $image_meta ) ) { - $size_array = _wp_get_image_size_from_meta( $size, $image_meta ); - if ( $size_array ) { - $width = absint( $size_array[0] ); - } - } - } - - if ( ! $width ) { - return false; - } - - // Setup the default 'sizes' attribute. - $sizes = sprintf( '(max-width: %1$dpx) 100vw, %1$dpx', $width ); - - /** - * Filters the output of 'wp_calculate_image_sizes()'. - * - * @since 4.4.0 - * - * @param string $sizes A source size value for use in a 'sizes' attribute. - * @param array|string $size Requested size. Image size or array of width and height values - * in pixels (in that order). - * @param string|null $image_src The URL to the image file or null. - * @param array|null $image_meta The image meta data as returned by wp_get_attachment_metadata() or null. - * @param int $attachment_id Image attachment ID of the original image or 0. - */ - return apply_filters( 'wp_calculate_image_sizes', $sizes, $size, $image_src, $image_meta, $attachment_id ); -} - -/** - * Filters 'img' elements in post content to add 'srcset' and 'sizes' attributes. - * - * @since 4.4.0 - * - * @see wp_image_add_srcset_and_sizes() - * - * @param string $content The raw post content to be filtered. - * @return string Converted content with 'srcset' and 'sizes' attributes added to images. - */ -function wp_make_content_images_responsive( $content ) { - if ( ! preg_match_all( '/]+>/', $content, $matches ) ) { - return $content; - } - - $selected_images = array(); - $attachment_ids = array(); - - foreach ( $matches[0] as $image ) { - if ( false === strpos( $image, ' srcset=' ) && preg_match( '/wp-image-([0-9]+)/i', $image, $class_id ) ) { - $attachment_id = absint( $class_id[1] ); - - if ( $attachment_id ) { - /* - * If exactly the same image tag is used more than once, overwrite it. - * All identical tags will be replaced later with 'str_replace()'. - */ - $selected_images[ $image ] = $attachment_id; - // Overwrite the ID when the same image is included more than once. - $attachment_ids[ $attachment_id ] = true; - } - } - } - - if ( count( $attachment_ids ) > 1 ) { - /* - * Warm the object cache with post and meta information for all found - * images to avoid making individual database calls. - */ - _prime_post_caches( array_keys( $attachment_ids ), false, true ); - } - - foreach ( $selected_images as $image => $attachment_id ) { - $image_meta = wp_get_attachment_metadata( $attachment_id ); - $content = str_replace( $image, wp_image_add_srcset_and_sizes( $image, $image_meta, $attachment_id ), $content ); - } - - return $content; -} - -/** - * Adds 'srcset' and 'sizes' attributes to an existing 'img' element. - * - * @since 4.4.0 - * - * @see wp_calculate_image_srcset() - * @see wp_calculate_image_sizes() - * - * @param string $image An HTML 'img' element to be filtered. - * @param array $image_meta The image meta data as returned by 'wp_get_attachment_metadata()'. - * @param int $attachment_id Image attachment ID. - * @return string Converted 'img' element with 'srcset' and 'sizes' attributes added. - */ -function wp_image_add_srcset_and_sizes( $image, $image_meta, $attachment_id ) { - // Ensure the image meta exists. - if ( empty( $image_meta['sizes'] ) ) { - return $image; - } - - $image_src = preg_match( '/src="([^"]+)"/', $image, $match_src ) ? $match_src[1] : ''; - list( $image_src ) = explode( '?', $image_src ); - - // Return early if we couldn't get the image source. - if ( ! $image_src ) { - return $image; - } - - // Bail early if an image has been inserted and later edited. - if ( preg_match( '/-e[0-9]{13}/', $image_meta['file'], $img_edit_hash ) && - strpos( wp_basename( $image_src ), $img_edit_hash[0] ) === false ) { - - return $image; - } - - $width = preg_match( '/ width="([0-9]+)"/', $image, $match_width ) ? (int) $match_width[1] : 0; - $height = preg_match( '/ height="([0-9]+)"/', $image, $match_height ) ? (int) $match_height[1] : 0; - - if ( ! $width || ! $height ) { - /* - * If attempts to parse the size value failed, attempt to use the image meta data to match - * the image file name from 'src' against the available sizes for an attachment. - */ - $image_filename = wp_basename( $image_src ); - - if ( $image_filename === wp_basename( $image_meta['file'] ) ) { - $width = (int) $image_meta['width']; - $height = (int) $image_meta['height']; - } else { - foreach ( $image_meta['sizes'] as $image_size_data ) { - if ( $image_filename === $image_size_data['file'] ) { - $width = (int) $image_size_data['width']; - $height = (int) $image_size_data['height']; - break; - } - } - } - } - - if ( ! $width || ! $height ) { - return $image; - } - - $size_array = array( $width, $height ); - $srcset = wp_calculate_image_srcset( $size_array, $image_src, $image_meta, $attachment_id ); - - if ( $srcset ) { - // Check if there is already a 'sizes' attribute. - $sizes = strpos( $image, ' sizes=' ); - - if ( ! $sizes ) { - $sizes = wp_calculate_image_sizes( $size_array, $image_src, $image_meta, $attachment_id ); - } - } - - if ( $srcset && $sizes ) { - // Format the 'srcset' and 'sizes' string and escape attributes. - $attr = sprintf( ' srcset="%s"', esc_attr( $srcset ) ); - - if ( is_string( $sizes ) ) { - $attr .= sprintf( ' sizes="%s"', esc_attr( $sizes ) ); - } - - // Add 'srcset' and 'sizes' attributes to the image markup. - $image = preg_replace( '/]+?)[\/ ]*>/', '', $image ); - } - - return $image; -} - -/** - * Adds a 'wp-post-image' class to post thumbnails. Internal use only. - * - * Uses the {@see 'begin_fetch_post_thumbnail_html'} and {@see 'end_fetch_post_thumbnail_html'} - * action hooks to dynamically add/remove itself so as to only filter post thumbnails. - * - * @ignore - * @since 2.9.0 - * - * @param array $attr Thumbnail attributes including src, class, alt, title. - * @return array Modified array of attributes including the new 'wp-post-image' class. - */ -function _wp_post_thumbnail_class_filter( $attr ) { - $attr['class'] .= ' wp-post-image'; - return $attr; -} - -/** - * Adds '_wp_post_thumbnail_class_filter' callback to the 'wp_get_attachment_image_attributes' - * filter hook. Internal use only. - * - * @ignore - * @since 2.9.0 - * - * @param array $attr Thumbnail attributes including src, class, alt, title. - */ -function _wp_post_thumbnail_class_filter_add( $attr ) { - add_filter( 'wp_get_attachment_image_attributes', '_wp_post_thumbnail_class_filter' ); -} - -/** - * Removes the '_wp_post_thumbnail_class_filter' callback from the 'wp_get_attachment_image_attributes' - * filter hook. Internal use only. - * - * @ignore - * @since 2.9.0 - * - * @param array $attr Thumbnail attributes including src, class, alt, title. - */ -function _wp_post_thumbnail_class_filter_remove( $attr ) { - remove_filter( 'wp_get_attachment_image_attributes', '_wp_post_thumbnail_class_filter' ); -} - -add_shortcode( 'wp_caption', 'img_caption_shortcode' ); -add_shortcode( 'caption', 'img_caption_shortcode' ); - -/** - * Builds the Caption shortcode output. - * - * Allows a plugin to replace the content that would otherwise be returned. The - * filter is {@see 'img_caption_shortcode'} and passes an empty string, the attr - * parameter and the content parameter values. - * - * The supported attributes for the shortcode are 'id', 'caption_id', 'align', - * 'width', 'caption', and 'class'. - * - * @since 2.6.0 - * @since 3.9.0 The `class` attribute was added. - * @since 5.1.0 The `caption_id` attribute was added. - * - * @param array $attr { - * Attributes of the caption shortcode. - * - * @type string $id ID of the image and caption container element, i.e. `
` or `
`. - * @type string $caption_id ID of the caption element, i.e. `
` or `

`. - * @type string $align Class name that aligns the caption. Default 'alignnone'. Accepts 'alignleft', - * 'aligncenter', alignright', 'alignnone'. - * @type int $width The width of the caption, in pixels. - * @type string $caption The caption text. - * @type string $class Additional class name(s) added to the caption container. - * } - * @param string $content Shortcode content. - * @return string HTML content to display the caption. - */ -function img_caption_shortcode( $attr, $content = null ) { - // New-style shortcode with the caption inside the shortcode with the link and image tags. - if ( ! isset( $attr['caption'] ) ) { - if ( preg_match( '#((?:]+>\s*)?]+>(?:\s*)?)(.*)#is', $content, $matches ) ) { - $content = $matches[1]; - $attr['caption'] = trim( $matches[2] ); - } - } elseif ( strpos( $attr['caption'], '<' ) !== false ) { - $attr['caption'] = wp_kses( $attr['caption'], 'post' ); - } - - /** - * Filters the default caption shortcode output. - * - * If the filtered output isn't empty, it will be used instead of generating - * the default caption template. - * - * @since 2.6.0 - * - * @see img_caption_shortcode() - * - * @param string $output The caption output. Default empty. - * @param array $attr Attributes of the caption shortcode. - * @param string $content The image element, possibly wrapped in a hyperlink. - */ - $output = apply_filters( 'img_caption_shortcode', '', $attr, $content ); - - if ( ! empty( $output ) ) { - return $output; - } - - $atts = shortcode_atts( - array( - 'id' => '', - 'caption_id' => '', - 'align' => 'alignnone', - 'width' => '', - 'caption' => '', - 'class' => '', - ), - $attr, - 'caption' - ); - - $atts['width'] = (int) $atts['width']; - - if ( $atts['width'] < 1 || empty( $atts['caption'] ) ) { - return $content; - } - - $id = ''; - $caption_id = ''; - $describedby = ''; - - if ( $atts['id'] ) { - $atts['id'] = sanitize_html_class( $atts['id'] ); - $id = 'id="' . esc_attr( $atts['id'] ) . '" '; - } - - if ( $atts['caption_id'] ) { - $atts['caption_id'] = sanitize_html_class( $atts['caption_id'] ); - } elseif ( $atts['id'] ) { - $atts['caption_id'] = 'caption-' . str_replace( '_', '-', $atts['id'] ); - } - - if ( $atts['caption_id'] ) { - $caption_id = 'id="' . esc_attr( $atts['caption_id'] ) . '" '; - $describedby = 'aria-describedby="' . esc_attr( $atts['caption_id'] ) . '" '; - } - - $class = trim( 'wp-caption ' . $atts['align'] . ' ' . $atts['class'] ); - - $html5 = current_theme_supports( 'html5', 'caption' ); - // HTML5 captions never added the extra 10px to the image width - $width = $html5 ? $atts['width'] : ( 10 + $atts['width'] ); - - /** - * Filters the width of an image's caption. - * - * By default, the caption is 10 pixels greater than the width of the image, - * to prevent post content from running up against a floated image. - * - * @since 3.7.0 - * - * @see img_caption_shortcode() - * - * @param int $width Width of the caption in pixels. To remove this inline style, - * return zero. - * @param array $atts Attributes of the caption shortcode. - * @param string $content The image element, possibly wrapped in a hyperlink. - */ - $caption_width = apply_filters( 'img_caption_shortcode_width', $width, $atts, $content ); - - $style = ''; - - if ( $caption_width ) { - $style = 'style="width: ' . (int) $caption_width . 'px" '; - } - - if ( $html5 ) { - $html = sprintf( - '

%s%s
', - $id, - $describedby, - $style, - esc_attr( $class ), - do_shortcode( $content ), - sprintf( - '
%s
', - $caption_id, - $atts['caption'] - ) - ); - } else { - $html = sprintf( - '
%s%s
', - $id, - $style, - esc_attr( $class ), - str_replace( '%s

', - $caption_id, - $atts['caption'] - ) - ); - } - - return $html; -} - -add_shortcode( 'gallery', 'gallery_shortcode' ); - -/** - * Builds the Gallery shortcode output. - * - * This implements the functionality of the Gallery Shortcode for displaying - * WordPress images on a post. - * - * @since 2.5.0 - * - * @staticvar int $instance - * - * @param array $attr { - * Attributes of the gallery shortcode. - * - * @type string $order Order of the images in the gallery. Default 'ASC'. Accepts 'ASC', 'DESC'. - * @type string $orderby The field to use when ordering the images. Default 'menu_order ID'. - * Accepts any valid SQL ORDERBY statement. - * @type int $id Post ID. - * @type string $itemtag HTML tag to use for each image in the gallery. - * Default 'dl', or 'figure' when the theme registers HTML5 gallery support. - * @type string $icontag HTML tag to use for each image's icon. - * Default 'dt', or 'div' when the theme registers HTML5 gallery support. - * @type string $captiontag HTML tag to use for each image's caption. - * Default 'dd', or 'figcaption' when the theme registers HTML5 gallery support. - * @type int $columns Number of columns of images to display. Default 3. - * @type string|array $size Size of the images to display. Accepts any valid image size, or an array of width - * and height values in pixels (in that order). Default 'thumbnail'. - * @type string $ids A comma-separated list of IDs of attachments to display. Default empty. - * @type string $include A comma-separated list of IDs of attachments to include. Default empty. - * @type string $exclude A comma-separated list of IDs of attachments to exclude. Default empty. - * @type string $link What to link each image to. Default empty (links to the attachment page). - * Accepts 'file', 'none'. - * } - * @return string HTML content to display gallery. - */ -function gallery_shortcode( $attr ) { - $post = get_post(); - - static $instance = 0; - $instance++; - - if ( ! empty( $attr['ids'] ) ) { - // 'ids' is explicitly ordered, unless you specify otherwise. - if ( empty( $attr['orderby'] ) ) { - $attr['orderby'] = 'post__in'; - } - $attr['include'] = $attr['ids']; - } - - /** - * Filters the default gallery shortcode output. - * - * If the filtered output isn't empty, it will be used instead of generating - * the default gallery template. - * - * @since 2.5.0 - * @since 4.2.0 The `$instance` parameter was added. - * - * @see gallery_shortcode() - * - * @param string $output The gallery output. Default empty. - * @param array $attr Attributes of the gallery shortcode. - * @param int $instance Unique numeric ID of this gallery shortcode instance. - */ - $output = apply_filters( 'post_gallery', '', $attr, $instance ); - - if ( ! empty( $output ) ) { - return $output; - } - - $html5 = current_theme_supports( 'html5', 'gallery' ); - $atts = shortcode_atts( - array( - 'order' => 'ASC', - 'orderby' => 'menu_order ID', - 'id' => $post ? $post->ID : 0, - 'itemtag' => $html5 ? 'figure' : 'dl', - 'icontag' => $html5 ? 'div' : 'dt', - 'captiontag' => $html5 ? 'figcaption' : 'dd', - 'columns' => 3, - 'size' => 'thumbnail', - 'include' => '', - 'exclude' => '', - 'link' => '', - ), - $attr, - 'gallery' - ); - - $id = intval( $atts['id'] ); - - if ( ! empty( $atts['include'] ) ) { - $_attachments = get_posts( - array( - 'include' => $atts['include'], - 'post_status' => 'inherit', - 'post_type' => 'attachment', - 'post_mime_type' => 'image', - 'order' => $atts['order'], - 'orderby' => $atts['orderby'], - ) - ); - - $attachments = array(); - foreach ( $_attachments as $key => $val ) { - $attachments[ $val->ID ] = $_attachments[ $key ]; - } - } elseif ( ! empty( $atts['exclude'] ) ) { - $attachments = get_children( - array( - 'post_parent' => $id, - 'exclude' => $atts['exclude'], - 'post_status' => 'inherit', - 'post_type' => 'attachment', - 'post_mime_type' => 'image', - 'order' => $atts['order'], - 'orderby' => $atts['orderby'], - ) - ); - } else { - $attachments = get_children( - array( - 'post_parent' => $id, - 'post_status' => 'inherit', - 'post_type' => 'attachment', - 'post_mime_type' => 'image', - 'order' => $atts['order'], - 'orderby' => $atts['orderby'], - ) - ); - } - - if ( empty( $attachments ) ) { - return ''; - } - - if ( is_feed() ) { - $output = "\n"; - foreach ( $attachments as $att_id => $attachment ) { - $output .= wp_get_attachment_link( $att_id, $atts['size'], true ) . "\n"; - } - return $output; - } - - $itemtag = tag_escape( $atts['itemtag'] ); - $captiontag = tag_escape( $atts['captiontag'] ); - $icontag = tag_escape( $atts['icontag'] ); - $valid_tags = wp_kses_allowed_html( 'post' ); - if ( ! isset( $valid_tags[ $itemtag ] ) ) { - $itemtag = 'dl'; - } - if ( ! isset( $valid_tags[ $captiontag ] ) ) { - $captiontag = 'dd'; - } - if ( ! isset( $valid_tags[ $icontag ] ) ) { - $icontag = 'dt'; - } - - $columns = intval( $atts['columns'] ); - $itemwidth = $columns > 0 ? floor( 100 / $columns ) : 100; - $float = is_rtl() ? 'right' : 'left'; - - $selector = "gallery-{$instance}"; - - $gallery_style = ''; - - /** - * Filters whether to print default gallery styles. - * - * @since 3.1.0 - * - * @param bool $print Whether to print default gallery styles. - * Defaults to false if the theme supports HTML5 galleries. - * Otherwise, defaults to true. - */ - if ( apply_filters( 'use_default_gallery_style', ! $html5 ) ) { - $type_attr = current_theme_supports( 'html5', 'style' ) ? '' : ' type="text/css"'; - - $gallery_style = " - - #{$selector} { - margin: auto; - } - #{$selector} .gallery-item { - float: {$float}; - margin-top: 10px; - text-align: center; - width: {$itemwidth}%; - } - #{$selector} img { - border: 2px solid #cfcfcf; - } - #{$selector} .gallery-caption { - margin-left: 0; - } - /* see gallery_shortcode() in wp-includes/media.php */ - \n\t\t"; - } - - $size_class = sanitize_html_class( $atts['size'] ); - $gallery_div = "\n"; - - return $output; -} - -/** - * Outputs the templates used by playlists. - * - * @since 3.9.0 - */ -function wp_underscore_playlist_templates() { - ?> - - - - - 'audio', - 'order' => 'ASC', - 'orderby' => 'menu_order ID', - 'id' => $post ? $post->ID : 0, - 'include' => '', - 'exclude' => '', - 'style' => 'light', - 'tracklist' => true, - 'tracknumbers' => true, - 'images' => true, - 'artists' => true, - ), - $attr, - 'playlist' - ); - - $id = intval( $atts['id'] ); - - if ( $atts['type'] !== 'audio' ) { - $atts['type'] = 'video'; - } - - $args = array( - 'post_status' => 'inherit', - 'post_type' => 'attachment', - 'post_mime_type' => $atts['type'], - 'order' => $atts['order'], - 'orderby' => $atts['orderby'], - ); - - if ( ! empty( $atts['include'] ) ) { - $args['include'] = $atts['include']; - $_attachments = get_posts( $args ); - - $attachments = array(); - foreach ( $_attachments as $key => $val ) { - $attachments[ $val->ID ] = $_attachments[ $key ]; - } - } elseif ( ! empty( $atts['exclude'] ) ) { - $args['post_parent'] = $id; - $args['exclude'] = $atts['exclude']; - $attachments = get_children( $args ); - } else { - $args['post_parent'] = $id; - $attachments = get_children( $args ); - } - - if ( empty( $attachments ) ) { - return ''; - } - - if ( is_feed() ) { - $output = "\n"; - foreach ( $attachments as $att_id => $attachment ) { - $output .= wp_get_attachment_link( $att_id ) . "\n"; - } - return $output; - } - - $outer = 22; // default padding and border of wrapper - - $default_width = 640; - $default_height = 360; - - $theme_width = empty( $content_width ) ? $default_width : ( $content_width - $outer ); - $theme_height = empty( $content_width ) ? $default_height : round( ( $default_height * $theme_width ) / $default_width ); - - $data = array( - 'type' => $atts['type'], - // don't pass strings to JSON, will be truthy in JS - 'tracklist' => wp_validate_boolean( $atts['tracklist'] ), - 'tracknumbers' => wp_validate_boolean( $atts['tracknumbers'] ), - 'images' => wp_validate_boolean( $atts['images'] ), - 'artists' => wp_validate_boolean( $atts['artists'] ), - ); - - $tracks = array(); - foreach ( $attachments as $attachment ) { - $url = wp_get_attachment_url( $attachment->ID ); - $ftype = wp_check_filetype( $url, wp_get_mime_types() ); - $track = array( - 'src' => $url, - 'type' => $ftype['type'], - 'title' => $attachment->post_title, - 'caption' => $attachment->post_excerpt, - 'description' => $attachment->post_content, - ); - - $track['meta'] = array(); - $meta = wp_get_attachment_metadata( $attachment->ID ); - if ( ! empty( $meta ) ) { - - foreach ( wp_get_attachment_id3_keys( $attachment ) as $key => $label ) { - if ( ! empty( $meta[ $key ] ) ) { - $track['meta'][ $key ] = $meta[ $key ]; - } - } - - if ( 'video' === $atts['type'] ) { - if ( ! empty( $meta['width'] ) && ! empty( $meta['height'] ) ) { - $width = $meta['width']; - $height = $meta['height']; - $theme_height = round( ( $height * $theme_width ) / $width ); - } else { - $width = $default_width; - $height = $default_height; - } - - $track['dimensions'] = array( - 'original' => compact( 'width', 'height' ), - 'resized' => array( - 'width' => $theme_width, - 'height' => $theme_height, - ), - ); - } - } - - if ( $atts['images'] ) { - $thumb_id = get_post_thumbnail_id( $attachment->ID ); - if ( ! empty( $thumb_id ) ) { - list( $src, $width, $height ) = wp_get_attachment_image_src( $thumb_id, 'full' ); - $track['image'] = compact( 'src', 'width', 'height' ); - list( $src, $width, $height ) = wp_get_attachment_image_src( $thumb_id, 'thumbnail' ); - $track['thumb'] = compact( 'src', 'width', 'height' ); - } else { - $src = wp_mime_type_icon( $attachment->ID ); - $width = 48; - $height = 64; - $track['image'] = compact( 'src', 'width', 'height' ); - $track['thumb'] = compact( 'src', 'width', 'height' ); - } - } - - $tracks[] = $track; - } - $data['tracks'] = $tracks; - - $safe_type = esc_attr( $atts['type'] ); - $safe_style = esc_attr( $atts['style'] ); - - ob_start(); - - if ( 1 === $instance ) { - /** - * Prints and enqueues playlist scripts, styles, and JavaScript templates. - * - * @since 3.9.0 - * - * @param string $type Type of playlist. Possible values are 'audio' or 'video'. - * @param string $style The 'theme' for the playlist. Core provides 'light' and 'dark'. - */ - do_action( 'wp_playlist_scripts', $atts['type'], $atts['style'] ); - } - ?> -
- -
- - < controls="controls" preload="none" width=" - - " - - >> -
-
- - -
- %1$s', esc_url( $url ) ), $url ); -} - -/** - * Returns a filtered list of WP-supported audio formats. - * - * @since 3.6.0 - * - * @return array Supported audio formats. - */ -function wp_get_audio_extensions() { - /** - * Filters the list of supported audio formats. - * - * @since 3.6.0 - * - * @param array $extensions An array of supported audio formats. Defaults are - * 'mp3', 'ogg', 'flac', 'm4a', 'wav'. - */ - return apply_filters( 'wp_audio_extensions', array( 'mp3', 'ogg', 'flac', 'm4a', 'wav' ) ); -} - -/** - * Returns useful keys to use to lookup data from an attachment's stored metadata. - * - * @since 3.9.0 - * - * @param WP_Post $attachment The current attachment, provided for context. - * @param string $context Optional. The context. Accepts 'edit', 'display'. Default 'display'. - * @return array Key/value pairs of field keys to labels. - */ -function wp_get_attachment_id3_keys( $attachment, $context = 'display' ) { - $fields = array( - 'artist' => __( 'Artist' ), - 'album' => __( 'Album' ), - ); - - if ( 'display' === $context ) { - $fields['genre'] = __( 'Genre' ); - $fields['year'] = __( 'Year' ); - $fields['length_formatted'] = _x( 'Length', 'video or audio' ); - } elseif ( 'js' === $context ) { - $fields['bitrate'] = __( 'Bitrate' ); - $fields['bitrate_mode'] = __( 'Bitrate Mode' ); - } - - /** - * Filters the editable list of keys to look up data from an attachment's metadata. - * - * @since 3.9.0 - * - * @param array $fields Key/value pairs of field keys to labels. - * @param WP_Post $attachment Attachment object. - * @param string $context The context. Accepts 'edit', 'display'. Default 'display'. - */ - return apply_filters( 'wp_get_attachment_id3_keys', $fields, $attachment, $context ); -} -/** - * Builds the Audio shortcode output. - * - * This implements the functionality of the Audio Shortcode for displaying - * WordPress mp3s in a post. - * - * @since 3.6.0 - * - * @staticvar int $instance - * - * @param array $attr { - * Attributes of the audio shortcode. - * - * @type string $src URL to the source of the audio file. Default empty. - * @type string $loop The 'loop' attribute for the `