wpseek.com
A WordPress-centric search engine for devs and theme authors



wp_post_mime_type_where › WordPress Function

Since2.5.0
Deprecatedn/a
› wp_post_mime_type_where ( $post_mime_types, $table_alias = '' )
Parameters: (2)
  • (string|string[]) $post_mime_types List of mime types or comma separated string of mime types.
    Required: Yes
  • (string) $table_alias Optional. Specify a table alias, if needed. Default empty.
    Required: No
    Default: (empty)
Returns:
  • (string) The SQL AND clause for mime searching.
Defined at:
Codex:

Converts MIME types into SQL.



Related Functions: get_post_mime_type, get_post_mime_types, wp_get_mime_types, wp_match_mime_types, wp_mime_type_icon

Source 

function wp_post_mime_type_where( $post_mime_types, $table_alias = '' ) {
	$where     = '';
	$wildcards = array( '', '%', '%/%' );
	if ( is_string( $post_mime_types ) ) {
		$post_mime_types = array_map( 'trim', explode( ',', $post_mime_types ) );
	}

	$where_clauses = array();

	foreach ( (array) $post_mime_types as $mime_type ) {
		$mime_type = preg_replace( '/\s/', '', $mime_type );
		$slashpos  = strpos( $mime_type, '/' );
		if ( false !== $slashpos ) {
			$mime_group    = preg_replace( '/[^-*.a-zA-Z0-9]/', '', substr( $mime_type, 0, $slashpos ) );
			$mime_subgroup = preg_replace( '/[^-*.+a-zA-Z0-9]/', '', substr( $mime_type, $slashpos + 1 ) );
			if ( empty( $mime_subgroup ) ) {
				$mime_subgroup = '*';
			} else {
				$mime_subgroup = str_replace( '/', '', $mime_subgroup );
			}
			$mime_pattern = "$mime_group/$mime_subgroup";
		} else {
			$mime_pattern = preg_replace( '/[^-*.a-zA-Z0-9]/', '', $mime_type );
			if ( ! str_contains( $mime_pattern, '*' ) ) {
				$mime_pattern .= '/*';
			}
		}

		$mime_pattern = preg_replace( '/\*+/', '%', $mime_pattern );

		if ( in_array( $mime_type, $wildcards, true ) ) {
			return '';
		}

		if ( str_contains( $mime_pattern, '%' ) ) {
			$where_clauses[] = empty( $table_alias ) ? "post_mime_type LIKE '$mime_pattern'" : "$table_alias.post_mime_type LIKE '$mime_pattern'";
		} else {
			$where_clauses[] = empty( $table_alias ) ? "post_mime_type = '$mime_pattern'" : "$table_alias.post_mime_type = '$mime_pattern'";
		}
	}

	if ( ! empty( $where_clauses ) ) {
		$where = ' AND (' . implode( ' OR ', $where_clauses ) . ') ';
	}

	return $where;
}