diff -r 0d9a58d2c515 -r 0d28b7c10758 web/wp-admin/includes/image-edit.php --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/web/wp-admin/includes/image-edit.php Fri Mar 12 13:29:04 2010 +0000 @@ -0,0 +1,667 @@ + 400 ? 400 / $big : 1; + + $backup_sizes = get_post_meta( $post_id, '_wp_attachment_backup_sizes', true ); + $can_restore = !empty($backup_sizes) && isset($backup_sizes['full-orig']) + && $backup_sizes['full-orig']['file'] != basename($meta['file']); + + if ( $msg ) { + if ( isset($msg->error) ) + $note = "

$msg->error

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

$msg->msg

"; + } + + ?> +

+ + + + + +

+ + + + + + + + + + +

+ +

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

+ +

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

+ + + +

+ +

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

+ + + +

+ +

+ + +

+ +

+ + + + : + + +

+ +

+ + + + : + + +

+ + + +

+ + +

+ +

+
+

+ +

+
+ + + + + + + + + + + + +

+ + + +

+ + +

+ 400 ? (400 / $max) : 1; +} + +function _rotate_image_resource($img, $angle) { + if ( function_exists('imagerotate') ) { + $rotated = imagerotate($img, $angle, 0); + if ( is_resource($rotated) ) { + imagedestroy($img); + $img = $rotated; + } + } + return $img; +} + + +function _flip_image_resource($img, $horz, $vert) { + $w = imagesx($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 $img; +} + +function _crop_image_resource($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 $img; +} + +function image_edit_apply_changes($img, $changes) { + + if ( !is_array($changes) ) + return $img; + + // 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; $j < count($changes); $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 + $img = apply_filters('image_edit_before_change', $img, $changes); + + foreach ( $changes as $operation ) { + switch ( $operation->type ) { + case 'rotate': + if ( $operation->angle != 0 ) + $img = _rotate_image_resource($img, $operation->angle); + break; + case 'flip': + if ( $operation->axis != 0 ) + $img = _flip_image_resource($img, ($operation->axis & 1) != 0, ($operation->axis & 2) != 0); + break; + case 'crop': + $sel = $operation->sel; + $scale = 1 / _image_get_preview_ratio( imagesx($img), imagesy($img) ); // discard preview scaling + $img = _crop_image_resource($img, $sel->x * $scale, $sel->y * $scale, $sel->w * $scale, $sel->h * $scale); + break; + } + } + + return $img; +} + +function stream_preview_image($post_id) { + $post = get_post($post_id); + @ini_set('memory_limit', '256M'); + $img = load_image_to_edit( $post_id, $post->post_mime_type, array(400, 400) ); + + if ( !is_resource($img) ) + return false; + + $changes = !empty($_REQUEST['history']) ? json_decode( stripslashes($_REQUEST['history']) ) : null; + if ( $changes ) + $img = image_edit_apply_changes($img, $changes); + + // scale the image + $w = imagesx($img); + $h = imagesy($img); + $ratio = _image_get_preview_ratio($w, $h); + $w2 = $w * $ratio; + $h2 = $h * $ratio; + + $preview = wp_imagecreatetruecolor($w2, $h2); + imagecopyresampled( $preview, $img, 0, 0, 0, 0, $w2, $h2, $w, $h ); + wp_stream_image($preview, $post->post_mime_type, $post_id); + + imagedestroy($preview); + imagedestroy($img); + return true; +} + +function wp_restore_image($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 ); + $restored = false; + $msg = ''; + + if ( !is_array($backup_sizes) ) { + $msg->error = __('Cannot load image metadata.'); + return $msg; + } + + $parts = pathinfo($file); + $suffix = time() . rand(100, 999); + $default_sizes = apply_filters( 'intermediate_image_sizes', array('large', 'medium', 'thumbnail') ); + + if ( isset($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 edited image + if ( preg_match('/-e[0-9]{13}\./', $parts['basename']) ) { + $delpath = apply_filters('wp_delete_file', $file); + @unlink($delpath); + } + } else { + $backup_sizes["full-$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']; + list ( $uwidth, $uheight ) = wp_shrink_dimensions($meta['width'], $meta['height']); + $meta['hwstring_small'] = "height='$uheight' width='$uwidth'"; + } + + 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 edited image + if ( preg_match('/-e[0-9]{13}-/', $meta['sizes'][$default_size]['file']) ) { + $delpath = apply_filters( 'wp_delete_file', path_join($parts['dirname'], $meta['sizes'][$default_size]['file']) ); + @unlink($delpath); + } + } 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) || !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 $msg; +} + +function wp_save_image($post_id) { + $return = ''; + $success = $delete = $scaled = $nocrop = false; + $post = get_post($post_id); + @ini_set('memory_limit', '256M'); + $img = load_image_to_edit($post_id, $post->post_mime_type); + + if ( !is_resource($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 ) { + $sX = imagesx($img); + $sY = imagesy($img); + + // 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 + $dst = wp_imagecreatetruecolor($fwidth, $fheight); + if ( imagecopyresampled( $dst, $img, 0, 0, 0, 0, $fwidth, $fheight, $sX, $sY ) ) { + imagedestroy($img); + $img = $dst; + $scaled = true; + } + } + + if ( !$scaled ) { + $return->error = esc_js( __('Error while saving the scaled image. Please reload the page and try again.') ); + return $return; + } + } elseif ( !empty($_REQUEST['history']) ) { + $changes = json_decode( stripslashes($_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); + $path_parts = pathinfo52( $path ); + $filename = $path_parts['filename']; + $suffix = time() . rand(100, 999); + + if ( defined('IMAGE_EDIT_OVERWRITE') && IMAGE_EDIT_OVERWRITE && + isset($backup_sizes['full-orig']) && $backup_sizes['full-orig']['file'] != $path_parts['basename'] ) { + + if ( 'thumbnail' == $target ) + $new_path = "{$path_parts['dirname']}/{$filename}-temp.{$path_parts['extension']}"; + else + $new_path = $path; + } else { + while( true ) { + $filename = preg_replace( '/-e([0-9]+)$/', '', $filename ); + $filename .= "-e{$suffix}"; + $new_filename = "{$filename}.{$path_parts['extension']}"; + $new_path = "{$path_parts['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'] != $path_parts['basename'] ) + $tag = "full-$suffix"; + } else { + $tag = 'full-orig'; + } + + if ( $tag ) + $backup_sizes[$tag] = array('width' => $meta['width'], 'height' => $meta['height'], 'file' => $path_parts['basename']); + + $success = update_attached_file($post_id, $new_path); + + $meta['file'] = _wp_relative_upload_path($new_path); + $meta['width'] = imagesx($img); + $meta['height'] = imagesy($img); + + list ( $uwidth, $uheight ) = wp_shrink_dimensions($meta['width'], $meta['height']); + $meta['hwstring_small'] = "height='$uheight' width='$uwidth'"; + + if ( $success && ('nothumb' == $target || 'all' == $target) ) { + $sizes = apply_filters( 'intermediate_image_sizes', array('large', 'medium', 'thumbnail') ); + if ( 'nothumb' == $target ) + $sizes = array_diff( $sizes, array('thumbnail') ); + } + + $return->fw = $meta['width']; + $return->fh = $meta['height']; + } elseif ( 'thumbnail' == $target ) { + $sizes = array( 'thumbnail' ); + $success = $delete = $nocrop = true; + } + + if ( isset($sizes) ) { + 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]; + } + + $crop = $nocrop ? false : get_option("{$size}_crop"); + $resized = image_make_intermediate_size($new_path, get_option("{$size}_size_w"), get_option("{$size}_size_h"), $crop ); + + if ( $resized ) + $meta['sizes'][$size] = $resized; + else + unset($meta['sizes'][$size]); + } + } + + 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' ) { + $file_url = wp_get_attachment_url($post_id); + if ( $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 ) { + $delpath = apply_filters('wp_delete_file', $new_path); + @unlink($delpath); + } + + imagedestroy($img); + + $return->msg = esc_js( __('Image saved') ); + return $return; +} +