400 ? 400 / $big : 1; $backup_sizes = get_post_meta( $post_id, '_wp_attachment_backup_sizes', true ); $can_restore = false; if ( ! empty( $backup_sizes ) && isset( $backup_sizes['full-orig'], $meta['file'] ) ) { $can_restore = $backup_sizes['full-orig']['file'] != wp_basename( $meta['file'] ); } if ( $msg ) { if ( isset( $msg->error ) ) { $note = "

$msg->error

"; } elseif ( isset( $msg->msg ) ) { $note = "

$msg->msg

"; } } ?>

! , 'scale')" class="button button-primary" value="" />

, 'restore')" class="button button-primary" value="" />

get_post_mime_type( $post_id ), 'methods' => array( 'rotate' ), ) ) ) { $note_no_rotate = ''; ?> ' . __( 'Image rotation is not supported by your web host.' ) . '

'; ?>

)" disabled="disabled" class="button button-primary imgedit-submit-btn" value="" />

stream( $mime_type ) ) ) { return false; } return true; } else { /* translators: 1: $image, 2: WP_Image_Editor */ _deprecated_argument( __FUNCTION__, '3.5.0', sprintf( __( '%1$s needs to be a %2$s object.' ), '$image', 'WP_Image_Editor' ) ); /** * Filters the GD image resource to be streamed to the browser. * * @since 2.9.0 * @deprecated 3.5.0 Use image_editor_save_pre instead. * * @param resource $image Image resource to be streamed. * @param int $attachment_id The attachment post ID. */ $image = apply_filters( 'image_save_pre', $image, $attachment_id ); switch ( $mime_type ) { case 'image/jpeg': header( 'Content-Type: image/jpeg' ); return imagejpeg( $image, null, 90 ); case 'image/png': header( 'Content-Type: image/png' ); return imagepng( $image ); case 'image/gif': header( 'Content-Type: image/gif' ); return imagegif( $image ); default: return false; } } } /** * Saves image to file. * * @since 2.9.0 * * @param string $filename * @param WP_Image_Editor $image * @param string $mime_type * @param int $post_id * @return bool */ function wp_save_image_file( $filename, $image, $mime_type, $post_id ) { if ( $image instanceof WP_Image_Editor ) { /** This filter is documented in wp-admin/includes/image-edit.php */ $image = apply_filters( 'image_editor_save_pre', $image, $post_id ); /** * Filters whether to skip saving the image file. * * Returning a non-null value will short-circuit the save method, * returning that value instead. * * @since 3.5.0 * * @param mixed $override Value to return instead of saving. Default null. * @param string $filename Name of the file to be saved. * @param WP_Image_Editor $image WP_Image_Editor instance. * @param string $mime_type Image mime type. * @param int $post_id Post ID. */ $saved = apply_filters( 'wp_save_image_editor_file', null, $filename, $image, $mime_type, $post_id ); if ( null !== $saved ) { return $saved; } return $image->save( $filename, $mime_type ); } else { /* translators: 1: $image, 2: WP_Image_Editor */ _deprecated_argument( __FUNCTION__, '3.5.0', sprintf( __( '%1$s needs to be a %2$s object.' ), '$image', 'WP_Image_Editor' ) ); /** This filter is documented in wp-admin/includes/image-edit.php */ $image = apply_filters( 'image_save_pre', $image, $post_id ); /** * Filters whether to skip saving the image file. * * Returning a non-null value will short-circuit the save method, * returning that value instead. * * @since 2.9.0 * @deprecated 3.5.0 Use wp_save_image_editor_file instead. * * @param mixed $override Value to return instead of saving. Default null. * @param string $filename Name of the file to be saved. * @param WP_Image_Editor $image WP_Image_Editor instance. * @param string $mime_type Image mime type. * @param int $post_id Post ID. */ $saved = apply_filters( 'wp_save_image_file', null, $filename, $image, $mime_type, $post_id ); if ( null !== $saved ) { return $saved; } switch ( $mime_type ) { case 'image/jpeg': /** This filter is documented in wp-includes/class-wp-image-editor.php */ return imagejpeg( $image, $filename, apply_filters( 'jpeg_quality', 90, 'edit_image' ) ); case 'image/png': return imagepng( $image, $filename ); case 'image/gif': return imagegif( $image, $filename ); default: return false; } } } /** * Image preview ratio. Internal use only. * * @since 2.9.0 * * @ignore * @param int $w Image width in pixels. * @param int $h Image height in pixels. * @return float|int Image preview ratio. */ function _image_get_preview_ratio( $w, $h ) { $max = max( $w, $h ); return $max > 400 ? ( 400 / $max ) : 1; } /** * Returns an image resource. Internal use only. * * @since 2.9.0 * @deprecated 3.5.0 Use WP_Image_Editor::rotate() * @see WP_Image_Editor::rotate() * * @ignore * @param resource $img Image resource. * @param float|int $angle Image rotation angle, in degrees. * @return resource|false GD image resource, false otherwise. */ function _rotate_image_resource( $img, $angle ) { _deprecated_function( __FUNCTION__, '3.5.0', 'WP_Image_Editor::rotate()' ); if ( function_exists( 'imagerotate' ) ) { $rotated = imagerotate( $img, $angle, 0 ); if ( is_resource( $rotated ) ) { imagedestroy( $img ); $img = $rotated; } } return $img; } /** * Flips an image resource. Internal use only. * * @since 2.9.0 * @deprecated 3.5.0 Use WP_Image_Editor::flip() * @see WP_Image_Editor::flip() * * @ignore * @param resource $img Image resource. * @param bool $horz Whether to flip horizontally. * @param bool $vert Whether to flip vertically. * @return resource (maybe) flipped image resource. */ function _flip_image_resource( $img, $horz, $vert ) { _deprecated_function( __FUNCTION__, '3.5.0', 'WP_Image_Editor::flip()' ); $w = imagesx( $img ); $h = imagesy( $img ); $dst = wp_imagecreatetruecolor( $w, $h ); if ( is_resource( $dst ) ) { $sx = $vert ? ( $w - 1 ) : 0; $sy = $horz ? ( $h - 1 ) : 0; $sw = $vert ? -$w : $w; $sh = $horz ? -$h : $h; if ( imagecopyresampled( $dst, $img, 0, 0, $sx, $sy, $w, $h, $sw, $sh ) ) { imagedestroy( $img ); $img = $dst; } } return $img; } /** * Crops an image resource. Internal use only. * * @since 2.9.0 * * @ignore * @param resource $img Image resource. * @param float $x Source point x-coordinate. * @param float $y Source point y-cooredinate. * @param float $w Source width. * @param float $h Source height. * @return resource (maybe) cropped image resource. */ function _crop_image_resource( $img, $x, $y, $w, $h ) { $dst = wp_imagecreatetruecolor( $w, $h ); if ( is_resource( $dst ) ) { if ( imagecopy( $dst, $img, 0, 0, $x, $y, $w, $h ) ) { imagedestroy( $img ); $img = $dst; } } return $img; } /** * Performs group of changes on Editor specified. * * @since 2.9.0 * * @param WP_Image_Editor $image WP_Image_Editor instance. * @param array $changes Array of change operations. * @return WP_Image_Editor WP_Image_Editor instance with changes applied. */ function image_edit_apply_changes( $image, $changes ) { if ( is_resource( $image ) ) { /* translators: 1: $image, 2: WP_Image_Editor */ _deprecated_argument( __FUNCTION__, '3.5.0', sprintf( __( '%1$s needs to be a %2$s object.' ), '$image', 'WP_Image_Editor' ) ); } if ( ! is_array( $changes ) ) { return $image; } // Expand change operations. foreach ( $changes as $key => $obj ) { if ( isset( $obj->r ) ) { $obj->type = 'rotate'; $obj->angle = $obj->r; unset( $obj->r ); } elseif ( isset( $obj->f ) ) { $obj->type = 'flip'; $obj->axis = $obj->f; unset( $obj->f ); } elseif ( isset( $obj->c ) ) { $obj->type = 'crop'; $obj->sel = $obj->c; unset( $obj->c ); } $changes[ $key ] = $obj; } // Combine operations. if ( count( $changes ) > 1 ) { $filtered = array( $changes[0] ); for ( $i = 0, $j = 1, $c = count( $changes ); $j < $c; $j++ ) { $combined = false; if ( $filtered[ $i ]->type == $changes[ $j ]->type ) { switch ( $filtered[ $i ]->type ) { case 'rotate': $filtered[ $i ]->angle += $changes[ $j ]->angle; $combined = true; break; case 'flip': $filtered[ $i ]->axis ^= $changes[ $j ]->axis; $combined = true; break; } } if ( ! $combined ) { $filtered[ ++$i ] = $changes[ $j ]; } } $changes = $filtered; unset( $filtered ); } // Image resource before applying the changes. if ( $image instanceof WP_Image_Editor ) { /** * Filters the WP_Image_Editor instance before applying changes to the image. * * @since 3.5.0 * * @param WP_Image_Editor $image WP_Image_Editor instance. * @param array $changes Array of change operations. */ $image = apply_filters( 'wp_image_editor_before_change', $image, $changes ); } elseif ( is_resource( $image ) ) { /** * Filters the GD image resource before applying changes to the image. * * @since 2.9.0 * @deprecated 3.5.0 Use wp_image_editor_before_change instead. * * @param resource $image GD image resource. * @param array $changes Array of change operations. */ $image = apply_filters( 'image_edit_before_change', $image, $changes ); } foreach ( $changes as $operation ) { switch ( $operation->type ) { case 'rotate': if ( $operation->angle != 0 ) { if ( $image instanceof WP_Image_Editor ) { $image->rotate( $operation->angle ); } else { $image = _rotate_image_resource( $image, $operation->angle ); } } break; case 'flip': if ( $operation->axis != 0 ) { if ( $image instanceof WP_Image_Editor ) { $image->flip( ( $operation->axis & 1 ) != 0, ( $operation->axis & 2 ) != 0 ); } else { $image = _flip_image_resource( $image, ( $operation->axis & 1 ) != 0, ( $operation->axis & 2 ) != 0 ); } } break; case 'crop': $sel = $operation->sel; if ( $image instanceof WP_Image_Editor ) { $size = $image->get_size(); $w = $size['width']; $h = $size['height']; $scale = 1 / _image_get_preview_ratio( $w, $h ); // discard preview scaling $image->crop( $sel->x * $scale, $sel->y * $scale, $sel->w * $scale, $sel->h * $scale ); } else { $scale = 1 / _image_get_preview_ratio( imagesx( $image ), imagesy( $image ) ); // discard preview scaling $image = _crop_image_resource( $image, $sel->x * $scale, $sel->y * $scale, $sel->w * $scale, $sel->h * $scale ); } break; } } return $image; } /** * Streams image in post to browser, along with enqueued changes * in $_REQUEST['history'] * * @since 2.9.0 * * @param int $post_id * @return bool */ function stream_preview_image( $post_id ) { $post = get_post( $post_id ); wp_raise_memory_limit( 'admin' ); $img = wp_get_image_editor( _load_image_to_edit_path( $post_id ) ); if ( is_wp_error( $img ) ) { return false; } $changes = ! empty( $_REQUEST['history'] ) ? json_decode( wp_unslash( $_REQUEST['history'] ) ) : null; if ( $changes ) { $img = image_edit_apply_changes( $img, $changes ); } // Scale the image. $size = $img->get_size(); $w = $size['width']; $h = $size['height']; $ratio = _image_get_preview_ratio( $w, $h ); $w2 = max( 1, $w * $ratio ); $h2 = max( 1, $h * $ratio ); if ( is_wp_error( $img->resize( $w2, $h2 ) ) ) { return false; } return wp_stream_image( $img, $post->post_mime_type, $post_id ); } /** * Restores the metadata for a given attachment. * * @since 2.9.0 * * @param int $post_id Attachment post ID. * @return stdClass Image restoration message object. */ function wp_restore_image( $post_id ) { $meta = wp_get_attachment_metadata( $post_id ); $file = get_attached_file( $post_id ); $backup_sizes = get_post_meta( $post_id, '_wp_attachment_backup_sizes', true ); $old_backup_sizes = $backup_sizes; $restored = false; $msg = new stdClass; if ( ! is_array( $backup_sizes ) ) { $msg->error = __( 'Cannot load image metadata.' ); return $msg; } $parts = pathinfo( $file ); $suffix = time() . rand( 100, 999 ); $default_sizes = get_intermediate_image_sizes(); if ( isset( $backup_sizes['full-orig'] ) && is_array( $backup_sizes['full-orig'] ) ) { $data = $backup_sizes['full-orig']; if ( $parts['basename'] != $data['file'] ) { if ( defined( 'IMAGE_EDIT_OVERWRITE' ) && IMAGE_EDIT_OVERWRITE ) { // Delete only if it's an edited image. if ( preg_match( '/-e[0-9]{13}\./', $parts['basename'] ) ) { wp_delete_file( $file ); } } elseif ( isset( $meta['width'], $meta['height'] ) ) { $backup_sizes[ "full-$suffix" ] = array( 'width' => $meta['width'], 'height' => $meta['height'], 'file' => $parts['basename'], ); } } $restored_file = path_join( $parts['dirname'], $data['file'] ); $restored = update_attached_file( $post_id, $restored_file ); $meta['file'] = _wp_relative_upload_path( $restored_file ); $meta['width'] = $data['width']; $meta['height'] = $data['height']; } foreach ( $default_sizes as $default_size ) { if ( isset( $backup_sizes[ "$default_size-orig" ] ) ) { $data = $backup_sizes[ "$default_size-orig" ]; if ( isset( $meta['sizes'][ $default_size ] ) && $meta['sizes'][ $default_size ]['file'] != $data['file'] ) { if ( defined( 'IMAGE_EDIT_OVERWRITE' ) && IMAGE_EDIT_OVERWRITE ) { // Delete only if it's an edited image. if ( preg_match( '/-e[0-9]{13}-/', $meta['sizes'][ $default_size ]['file'] ) ) { $delete_file = path_join( $parts['dirname'], $meta['sizes'][ $default_size ]['file'] ); wp_delete_file( $delete_file ); } } else { $backup_sizes[ "$default_size-{$suffix}" ] = $meta['sizes'][ $default_size ]; } } $meta['sizes'][ $default_size ] = $data; } else { unset( $meta['sizes'][ $default_size ] ); } } if ( ! wp_update_attachment_metadata( $post_id, $meta ) || ( $old_backup_sizes !== $backup_sizes && ! update_post_meta( $post_id, '_wp_attachment_backup_sizes', $backup_sizes ) ) ) { $msg->error = __( 'Cannot save image metadata.' ); return $msg; } if ( ! $restored ) { $msg->error = __( 'Image metadata is inconsistent.' ); } else { $msg->msg = __( 'Image restored successfully.' ); } return $msg; } /** * Saves image to post along with enqueued changes * in $_REQUEST['history'] * * @since 2.9.0 * * @param int $post_id * @return \stdClass */ function wp_save_image( $post_id ) { $_wp_additional_image_sizes = wp_get_additional_image_sizes(); $return = new stdClass; $success = false; $delete = false; $scaled = false; $nocrop = false; $post = get_post( $post_id ); $img = wp_get_image_editor( _load_image_to_edit_path( $post_id, 'full' ) ); if ( is_wp_error( $img ) ) { $return->error = esc_js( __( 'Unable to create new image.' ) ); return $return; } $fwidth = ! empty( $_REQUEST['fwidth'] ) ? intval( $_REQUEST['fwidth'] ) : 0; $fheight = ! empty( $_REQUEST['fheight'] ) ? intval( $_REQUEST['fheight'] ) : 0; $target = ! empty( $_REQUEST['target'] ) ? preg_replace( '/[^a-z0-9_-]+/i', '', $_REQUEST['target'] ) : ''; $scale = ! empty( $_REQUEST['do'] ) && 'scale' == $_REQUEST['do']; if ( $scale && $fwidth > 0 && $fheight > 0 ) { $size = $img->get_size(); $sX = $size['width']; $sY = $size['height']; // Check if it has roughly the same w / h ratio. $diff = round( $sX / $sY, 2 ) - round( $fwidth / $fheight, 2 ); if ( -0.1 < $diff && $diff < 0.1 ) { // Scale the full size image. if ( $img->resize( $fwidth, $fheight ) ) { $scaled = true; } } if ( ! $scaled ) { $return->error = esc_js( __( 'Error while saving the scaled image. Please reload the page and try again.' ) ); return $return; } } elseif ( ! empty( $_REQUEST['history'] ) ) { $changes = json_decode( wp_unslash( $_REQUEST['history'] ) ); if ( $changes ) { $img = image_edit_apply_changes( $img, $changes ); } } else { $return->error = esc_js( __( 'Nothing to save, the image has not changed.' ) ); return $return; } $meta = wp_get_attachment_metadata( $post_id ); $backup_sizes = get_post_meta( $post->ID, '_wp_attachment_backup_sizes', true ); if ( ! is_array( $meta ) ) { $return->error = esc_js( __( 'Image data does not exist. Please re-upload the image.' ) ); return $return; } if ( ! is_array( $backup_sizes ) ) { $backup_sizes = array(); } // Generate new filename. $path = get_attached_file( $post_id ); $basename = pathinfo( $path, PATHINFO_BASENAME ); $dirname = pathinfo( $path, PATHINFO_DIRNAME ); $ext = pathinfo( $path, PATHINFO_EXTENSION ); $filename = pathinfo( $path, PATHINFO_FILENAME ); $suffix = time() . rand( 100, 999 ); if ( defined( 'IMAGE_EDIT_OVERWRITE' ) && IMAGE_EDIT_OVERWRITE && isset( $backup_sizes['full-orig'] ) && $backup_sizes['full-orig']['file'] != $basename ) { if ( 'thumbnail' == $target ) { $new_path = "{$dirname}/{$filename}-temp.{$ext}"; } else { $new_path = $path; } } else { while ( true ) { $filename = preg_replace( '/-e([0-9]+)$/', '', $filename ); $filename .= "-e{$suffix}"; $new_filename = "{$filename}.{$ext}"; $new_path = "{$dirname}/$new_filename"; if ( file_exists( $new_path ) ) { $suffix++; } else { break; } } } // Save the full-size file, also needed to create sub-sizes. if ( ! wp_save_image_file( $new_path, $img, $post->post_mime_type, $post_id ) ) { $return->error = esc_js( __( 'Unable to save the image.' ) ); return $return; } if ( 'nothumb' === $target || 'all' === $target || 'full' === $target || $scaled ) { $tag = false; if ( isset( $backup_sizes['full-orig'] ) ) { if ( ( ! defined( 'IMAGE_EDIT_OVERWRITE' ) || ! IMAGE_EDIT_OVERWRITE ) && $backup_sizes['full-orig']['file'] !== $basename ) { $tag = "full-$suffix"; } } else { $tag = 'full-orig'; } if ( $tag ) { $backup_sizes[ $tag ] = array( 'width' => $meta['width'], 'height' => $meta['height'], 'file' => $basename, ); } $success = ( $path === $new_path ) || update_attached_file( $post_id, $new_path ); $meta['file'] = _wp_relative_upload_path( $new_path ); $size = $img->get_size(); $meta['width'] = $size['width']; $meta['height'] = $size['height']; if ( $success && ( 'nothumb' == $target || 'all' == $target ) ) { $sizes = get_intermediate_image_sizes(); if ( 'nothumb' == $target ) { $sizes = array_diff( $sizes, array( 'thumbnail' ) ); } } $return->fw = $meta['width']; $return->fh = $meta['height']; } elseif ( 'thumbnail' == $target ) { $sizes = array( 'thumbnail' ); $success = true; $delete = true; $nocrop = true; } /* * We need to remove any existing resized image files because * a new crop or rotate could generate different sizes (and hence, filenames), * keeping the new resized images from overwriting the existing image files. * https://core.trac.wordpress.org/ticket/32171 */ if ( defined( 'IMAGE_EDIT_OVERWRITE' ) && IMAGE_EDIT_OVERWRITE && ! empty( $meta['sizes'] ) ) { foreach ( $meta['sizes'] as $size ) { if ( ! empty( $size['file'] ) && preg_match( '/-e[0-9]{13}-/', $size['file'] ) ) { $delete_file = path_join( $dirname, $size['file'] ); wp_delete_file( $delete_file ); } } } if ( isset( $sizes ) ) { $_sizes = array(); foreach ( $sizes as $size ) { $tag = false; if ( isset( $meta['sizes'][ $size ] ) ) { if ( isset( $backup_sizes[ "$size-orig" ] ) ) { if ( ( ! defined( 'IMAGE_EDIT_OVERWRITE' ) || ! IMAGE_EDIT_OVERWRITE ) && $backup_sizes[ "$size-orig" ]['file'] != $meta['sizes'][ $size ]['file'] ) { $tag = "$size-$suffix"; } } else { $tag = "$size-orig"; } if ( $tag ) { $backup_sizes[ $tag ] = $meta['sizes'][ $size ]; } } if ( isset( $_wp_additional_image_sizes[ $size ] ) ) { $width = intval( $_wp_additional_image_sizes[ $size ]['width'] ); $height = intval( $_wp_additional_image_sizes[ $size ]['height'] ); $crop = ( $nocrop ) ? false : $_wp_additional_image_sizes[ $size ]['crop']; } else { $height = get_option( "{$size}_size_h" ); $width = get_option( "{$size}_size_w" ); $crop = ( $nocrop ) ? false : get_option( "{$size}_crop" ); } $_sizes[ $size ] = array( 'width' => $width, 'height' => $height, 'crop' => $crop, ); } $meta['sizes'] = array_merge( $meta['sizes'], $img->multi_resize( $_sizes ) ); } unset( $img ); if ( $success ) { wp_update_attachment_metadata( $post_id, $meta ); update_post_meta( $post_id, '_wp_attachment_backup_sizes', $backup_sizes ); if ( $target == 'thumbnail' || $target == 'all' || $target == 'full' ) { // Check if it's an image edit from attachment edit screen if ( ! empty( $_REQUEST['context'] ) && 'edit-attachment' == $_REQUEST['context'] ) { $thumb_url = wp_get_attachment_image_src( $post_id, array( 900, 600 ), true ); $return->thumbnail = $thumb_url[0]; } else { $file_url = wp_get_attachment_url( $post_id ); if ( ! empty( $meta['sizes']['thumbnail'] ) ) { $thumb = $meta['sizes']['thumbnail']; $return->thumbnail = path_join( dirname( $file_url ), $thumb['file'] ); } else { $return->thumbnail = "$file_url?w=128&h=128"; } } } } else { $delete = true; } if ( $delete ) { wp_delete_file( $new_path ); } $return->msg = esc_js( __( 'Image saved' ) ); return $return; }