* @subpackage Administration
*/
+/**
+ * Loads the WP image-editing interface.
+ *
+ * @param int $post_id Post ID.
+ * @param bool|object $msg Optional. Message to display for image editor updates or errors.
+ * Default false.
+ */
function wp_image_editor($post_id, $msg = false) {
$nonce = wp_create_nonce("image_editor-$post_id");
$meta = wp_get_attachment_metadata($post_id);
<?php } ?>
</div>
-
+
<div class="imgedit-panel-content">
<?php echo $note; ?>
<div class="imgedit-menu">
<div onclick="imageEdit.crop(<?php echo "$post_id, '$nonce'"; ?>, this)" class="imgedit-crop disabled" title="<?php esc_attr_e( 'Crop' ); ?>"></div><?php
-
+
// On some setups GD library does not provide imagerotate() - Ticket #11536
if ( wp_image_editor_supports( array( 'mime_type' => get_post_mime_type( $post_id ), 'methods' => array( 'rotate' ) ) ) ) { ?>
<div class="imgedit-rleft" onclick="imageEdit.rotate( 90, <?php echo "$post_id, '$nonce'"; ?>, this)" title="<?php esc_attr_e( 'Rotate counter-clockwise' ); ?>"></div>
<div class="imgedit-rleft disabled" title="<?php echo $note_no_rotate; ?>"></div>
<div class="imgedit-rright disabled" title="<?php echo $note_no_rotate; ?>"></div>
<?php } ?>
-
+
<div onclick="imageEdit.flip(1, <?php echo "$post_id, '$nonce'"; ?>, this)" class="imgedit-flipv" title="<?php esc_attr_e( 'Flip vertically' ); ?>"></div>
<div onclick="imageEdit.flip(2, <?php echo "$post_id, '$nonce'"; ?>, this)" class="imgedit-fliph" title="<?php esc_attr_e( 'Flip horizontally' ); ?>"></div>
-
+
<div id="image-undo-<?php echo $post_id; ?>" onclick="imageEdit.undo(<?php echo "$post_id, '$nonce'"; ?>, this)" class="imgedit-undo disabled" title="<?php esc_attr_e( 'Undo' ); ?>"></div>
<div id="image-redo-<?php echo $post_id; ?>" onclick="imageEdit.redo(<?php echo "$post_id, '$nonce'"; ?>, this)" class="imgedit-redo disabled" title="<?php esc_attr_e( 'Redo' ); ?>"></div>
<br class="clear" />
</div>
-
+
<input type="hidden" id="imgedit-sizer-<?php echo $post_id; ?>" value="<?php echo $sizer; ?>" />
- <input type="hidden" id="imgedit-minthumb-<?php echo $post_id; ?>" value="<?php echo ( get_option('thumbnail_size_w') . ':' . get_option('thumbnail_size_h') ); ?>" />
<input type="hidden" id="imgedit-history-<?php echo $post_id; ?>" value="" />
<input type="hidden" id="imgedit-undone-<?php echo $post_id; ?>" value="0" />
<input type="hidden" id="imgedit-selection-<?php echo $post_id; ?>" value="" />
<input type="hidden" id="imgedit-x-<?php echo $post_id; ?>" value="<?php echo isset( $meta['width'] ) ? $meta['width'] : 0; ?>" />
<input type="hidden" id="imgedit-y-<?php echo $post_id; ?>" value="<?php echo isset( $meta['height'] ) ? $meta['height'] : 0; ?>" />
-
+
<div id="imgedit-crop-<?php echo $post_id; ?>" class="imgedit-crop-wrap">
<img id="image-preview-<?php echo $post_id; ?>" onload="imageEdit.imgLoaded('<?php echo $post_id; ?>')" src="<?php echo admin_url( 'admin-ajax.php', 'relative' ); ?>?action=imgedit-preview&_ajax_nonce=<?php echo $nonce; ?>&postid=<?php echo $post_id; ?>&rand=<?php echo rand(1, 99999); ?>" />
</div>
-
+
<div class="imgedit-submit">
<input type="button" onclick="imageEdit.close(<?php echo $post_id; ?>, 1)" class="button" value="<?php esc_attr_e( 'Cancel' ); ?>" />
<input type="button" onclick="imageEdit.save(<?php echo "$post_id, '$nonce'"; ?>)" disabled="disabled" class="button button-primary imgedit-submit-btn" value="<?php esc_attr_e( 'Save' ); ?>" />
</div>
</div>
-
+
</div>
<div class="imgedit-wait" id="imgedit-wait-<?php echo $post_id; ?>"></div>
<script type="text/javascript">jQuery( function() { imageEdit.init(<?php echo $post_id; ?>); });</script>
}
}
+/**
+ * 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;
}
-// @TODO: Returns GD resource, but is NOT public
+/**
+ * Returns an image resource. Internal use only.
+ *
+ * @since 2.9.0
+ *
+ * @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', __( 'Use WP_Image_Editor::rotate' ) );
if ( function_exists('imagerotate') ) {
}
/**
- * @TODO: Only used within image_edit_apply_changes
- * and receives/returns GD Resource.
- * Consider removal.
+ * Flips an image resource. Internal use only.
+ *
+ * @since 2.9.0
*
- * @param GD_Resource $img
- * @param boolean $horz
- * @param boolean $vert
- * @return GD_Resource
+ * @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', __( 'Use WP_Image_Editor::flip' ) );
}
/**
- * @TODO: Only used within image_edit_apply_changes
- * and receives/returns GD Resource.
- * Consider removal.
+ * Crops an image resource. Internal use only.
+ *
+ * @since 2.9.0
*
- * @param GD_Resource $img
- * @param float $x
- * @param float $y
- * @param float $w
- * @param float $h
- * @return GD_Resource
+ * @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);
/**
* Performs group of changes on Editor specified.
*
- * @param WP_Image_Editor $image
- * @param type $changes
- * @return WP_Image_Editor
+ * @since 2.9.0
+ *
+ * @param WP_Image_Editor $image {@see WP_Image_Editor} instance.
+ * @param array $changes Array of change operations.
+ * @return WP_Image_Editor {@see WP_Image_Editor} instance with changes applied.
*/
function image_edit_apply_changes( $image, $changes ) {
if ( is_resource( $image ) )
if ( !is_array($changes) )
return $image;
- // expand change operations
+ // Expand change operations.
foreach ( $changes as $key => $obj ) {
if ( isset($obj->r) ) {
$obj->type = 'rotate';
$changes[$key] = $obj;
}
- // combine operations
+ // Combine operations.
if ( count($changes) > 1 ) {
$filtered = array($changes[0]);
- for ( $i = 0, $j = 1; $j < count($changes); $j++ ) {
+ for ( $i = 0, $j = 1, $c = count( $changes ); $j < $c; $j++ ) {
$combined = false;
if ( $filtered[$i]->type == $changes[$j]->type ) {
switch ( $filtered[$i]->type ) {
unset($filtered);
}
- // image resource before applying the changes
+ // Image resource before applying the changes.
if ( $image instanceof WP_Image_Editor ) {
/**
if ( $changes )
$img = image_edit_apply_changes( $img, $changes );
- // scale the image
+ // Scale the image.
$size = $img->get_size();
$w = $size['width'];
$h = $size['height'];
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 );
+ $backup_sizes = $old_backup_sizes = get_post_meta( $post_id, '_wp_attachment_backup_sizes', true );
$restored = false;
$msg = new stdClass;
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']) ) {
- /** This filter is documented in wp-admin/custom-header.php */
- $delpath = apply_filters( 'wp_delete_file', $file );
- @unlink($delpath);
+ // Delete only if it's 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']);
$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
+
+ // Delete only if it's edited image
if ( preg_match('/-e[0-9]{13}-/', $meta['sizes'][$default_size]['file']) ) {
- /** This filter is documented in wp-admin/custom-header.php */
- $delpath = apply_filters( 'wp_delete_file', path_join($parts['dirname'], $meta['sizes'][$default_size]['file']) );
- @unlink($delpath);
+ $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];
}
}
- if ( !wp_update_attachment_metadata($post_id, $meta) || !update_post_meta( $post_id, '_wp_attachment_backup_sizes', $backup_sizes) ) {
+ 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;
}
$sX = $size['width'];
$sY = $size['height'];
- // check if it has roughly the same w / h ratio
+ // 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
+ // Scale the full size image.
if ( $img->resize( $fwidth, $fheight ) )
$scaled = true;
}
if ( !is_array($backup_sizes) )
$backup_sizes = array();
- // generate new filename
+ // Generate new filename.
$path = get_attached_file($post_id);
$path_parts = pathinfo( $path );
$filename = $path_parts['filename'];
}
}
- // save the full-size file, also needed to create sub-sizes
+ // Save the full-size file, also needed to create sub-sizes.
if ( !wp_save_image_file($new_path, $img, $post->post_mime_type, $post_id) ) {
$return->error = esc_js( __('Unable to save the image.') );
return $return;
if ( $tag )
$backup_sizes[$tag] = array('width' => $meta['width'], 'height' => $meta['height'], 'file' => $path_parts['basename']);
- $success = update_attached_file( $post_id, $new_path );
+ $success = ( $path === $new_path ) || update_attached_file( $post_id, $new_path );
$meta['file'] = _wp_relative_upload_path( $new_path );
$return->thumbnail = $thumb_url[0];
} else {
$file_url = wp_get_attachment_url($post_id);
- if ( $thumb = $meta['sizes']['thumbnail'] )
+ if ( ! empty( $meta['sizes']['thumbnail'] ) && $thumb = $meta['sizes']['thumbnail'] ) {
$return->thumbnail = path_join( dirname($file_url), $thumb['file'] );
- else
+ } else {
$return->thumbnail = "$file_url?w=128&h=128";
+ }
}
}
} else {
}
if ( $delete ) {
-
- /** This filter is documented in wp-admin/custom-header.php */
- $delpath = apply_filters( 'wp_delete_file', $new_path );
- @unlink( $delpath );
+ wp_delete_file( $new_path );
}
$return->msg = esc_js( __('Image saved') );