1 ( function () {

     2 

     3 	window.wp = window.wp || {};

     4 

     5 	/**

     6 	 * wp.sanitize

     7 	 *

     8 	 * Helper functions to sanitize strings.

     9 	 */

    10 	wp.sanitize = {

    11 

    12 		/**

    13 		 * Strip HTML tags.

    14 		 *

    15 		 * @param {string} text Text to have the HTML tags striped out of.

    16 		 *

    17 		 * @return  Stripped text.

    18 		 */

    19 		stripTags: function( text ) {

    20 			text = text || '';

    21 

    22 			return text

    23 				.replace( /<!--[\s\S]*?(-->|$)/g, '' )

    24 				.replace( /<(script|style)[^>]*>[\s\S]*?(<\/\1>|$)/ig, '' )

    25 				.replace( /<\/?[a-z][\s\S]*?(>|$)/ig, '' );

    26 		},

    27 

    28 		/**

    29 		 * Strip HTML tags and convert HTML entities.

    30 		 *

    31 		 * @param {string} text Text to strip tags and convert HTML entities.

    32 		 *

    33 		 * @return Sanitized text. False on failure.

    34 		 */

    35 		stripTagsAndEncodeText: function( text ) {

    36 			var _text = wp.sanitize.stripTags( text ),

    37 				textarea = document.createElement( 'textarea' );

    38 

    39 			try {

    40 				textarea.innerHTML = _text;

    41 				_text = wp.sanitize.stripTags( textarea.value );

    42 			} catch ( er ) {}

    43 

    44 			return _text;

    45 		}

    46 	};

    47 }() );