wordpress-seo_add_to_focus_keyword_test.js

gistfile1.js

;(function (){
    if(typeof window.ystTestFocusKw === 'undefined'){
        return;
    }

    /**
     * Backups the original function
     * @type {function}
     */
    var ystTestFocusKw_original = window.ystTestFocusKw;

    /**
     * Stores functions that manipulate the content
     * @type {Array}
     */
    var ystTestFocusKw_content_filter = [];

    yst_testFocusKw_content_filter.push( function (content){
        /* content += 'add stuff here' */
        return content;
    });

    window.ystTestFocusKw = function () {

        ystTestFocusKw_original();

        //If there are no filters we can bail out early
        if(ystTestFocusKw_content_filter.length === 0){
            return;
        }

        /*  See /wordpress-seo/js/wp-seo-metabox.js
            start copy */

        // Retrieve focus keyword and trim
        var focuskw = jQuery.trim(jQuery('#' + window.wpseoMetaboxL10n.field_prefix + 'focuskw').val());
        focuskw = window.ystEscapeFocusKw(focuskw).toLowerCase();

        var p;
        /* jshint ignore:start */
        p = new RegExp( '(^|[ \\s\n\r\t\\.,\'\\("\\+;!?:\\-])' + ystRemoveLowerCaseDiacritics( focuskw ) + '($|[\\s\n\r\t.,\'\\)"\\+!?:;\\-])', 'gim' );
        /* jshint ignore:end */

        /* end copy */

        // Get current text
        var content = jQuery('#content').val();

        // Call all filters (only if they are functions)
        jQuery.each(ystTestFocusKw_content_filter, function( index, value ) {
            if (typeof value === 'function') {
                content = value(content);
            }
        });

        if( !content ){
            return;
        }

        // Regex that only selects the "Content" li item
        var re = new RegExp('^' + window.wpseoMetaboxL10n.content_text, 'i');

        jQuery('#focuskwresults li').filter(function(){
            return re.test( jQuery(this).text() );
        }).html( window.wpseoMetaboxL10n.content_text + window.ystFocusKwTest(content, p) );

    };

})();