BP_Attachment_Avatar::crop( array $args = array() )

	public function crop( $args = array() ) {
		// Bail if the original file is missing.
		if ( empty( $args['original_file'] ) ) {
			return false;
		}

		if ( ! bp_attachments_current_user_can( 'edit_avatar', $args ) ) {
			return false;
		}

		if ( 'user' === $args['object'] ) {
			$avatar_dir = 'avatars';
		} else {
			$avatar_dir = sanitize_key( $args['object'] ) . '-avatars';
		}

		$args['item_id'] = (int) $args['item_id'];

		/**
		 * Original file is a relative path to the image
		 * eg: /avatars/1/avatar.jpg
		 */
		$relative_path = sprintf( '/%s/%s/%s', $avatar_dir, $args['item_id'], basename( $args['original_file'] ) );
		$absolute_path = $this->upload_path . $relative_path;

		// Bail if the avatar is not available.
		if ( ! file_exists( $absolute_path ) )  {
			return false;
		}

		if ( empty( $args['item_id'] ) ) {

			/** This filter is documented in bp-core/bp-core-avatars.php */
			$avatar_folder_dir = apply_filters( 'bp_core_avatar_folder_dir', dirname( $absolute_path ), $args['item_id'], $args['object'], $args['avatar_dir'] );
		} else {

			/** This filter is documented in bp-core/bp-core-avatars.php */
			$avatar_folder_dir = apply_filters( 'bp_core_avatar_folder_dir', $this->upload_path . '/' . $args['avatar_dir'] . '/' . $args['item_id'], $args['item_id'], $args['object'], $args['avatar_dir'] );
		}

		// Bail if the avatar folder is missing for this item_id.
		if ( ! file_exists( $avatar_folder_dir ) ) {
			return false;
		}

		// Delete the existing avatar files for the object.
		$existing_avatar = bp_core_fetch_avatar( array(
			'object'  => $args['object'],
			'item_id' => $args['item_id'],
			'html' => false,
		) );

		/**
		 * Check that the new avatar doesn't have the same name as the
		 * old one before deleting
		 */
		if ( ! empty( $existing_avatar ) && $existing_avatar !== $this->url . $relative_path ) {
			bp_core_delete_existing_avatar( array( 'object' => $args['object'], 'item_id' => $args['item_id'], 'avatar_path' => $avatar_folder_dir ) );
		}

		// Make sure we at least have minimal data for cropping.
		if ( empty( $args['crop_w'] ) ) {
			$args['crop_w'] = bp_core_avatar_full_width();
		}

		if ( empty( $args['crop_h'] ) ) {
			$args['crop_h'] = bp_core_avatar_full_height();
		}

		// Get the file extension.
		$data = @getimagesize( $absolute_path );
		$ext  = $data['mime'] == 'image/png' ? 'png' : 'jpg';

		$args['original_file'] = $absolute_path;
		$args['src_abs']       = false;
		$avatar_types = array( 'full' => '', 'thumb' => '' );

		foreach ( $avatar_types as $key_type => $type ) {
			if ( 'thumb' === $key_type ) {
				$args['dst_w'] = bp_core_avatar_thumb_width();
				$args['dst_h'] = bp_core_avatar_thumb_height();
			} else {
				$args['dst_w'] = bp_core_avatar_full_width();
				$args['dst_h'] = bp_core_avatar_full_height();
			}

			$filename         = wp_unique_filename( $avatar_folder_dir, uniqid() . "-bp{$key_type}.{$ext}" );
			$args['dst_file'] = $avatar_folder_dir . '/' . $filename;

			$avatar_types[ $key_type ] = parent::crop( $args );
		}

		// Remove the original.
		@unlink( $absolute_path );

		// Return the full and thumb cropped avatars.
		return $avatar_types;
	}