holmes-im-v3-live800

holmes-im-v3-live800.js

(function() {
    // 虚拟URL的路径名。
    // 可以按照需求修改，但必须以"/"开头。
    var REQUEST_PATH = '/virtual/im';

    // 虚拟URL的页面名。
    // 修改时请保证页面名和元素id（或用来获取元素的函数）之间的对应关系。
    var REQUEST_NAME = {
        'live800-float' : function() { 
            return getElementsByClassName(document, 'lim_float_icon')[0]; 
        },
        'live800-invite' : function() { 
            var btn = document.getElementById('invite_btn');
            return btn && btn.getElementsByTagName('button')[0];
        }
    };

    // 以下内容请勿修改。

    REQUEST_PATH += /\/$/.test(REQUEST_PATH) ? '' : '/';

    window._hmt = window._hmt || [];

    var getElementsByClassName = function(elem, className) {
        if (elem.getElementsByClassName) {
            return elem.getElementsByClassName(className);
        }
        var elems = [];
        var children = elem.getElementsByTagName('*');
        className = new RegExp("(^|\\s)" + className.replace(/\-/g, "\\-") + "(\\s|$)");
        for (var i = 0, l = children.length; i < l; i++) {
            if (className.test(children[i].className)) {
                elems.push(children[i]);
            }
        }
        return elems;
    };

    var on = function(elem, event, handler) {
        if (elem.addEventListener) {
            elem.addEventListener(event, handler, false);
        } else if (elem.attachEvent) {
            elem.attachEvent('on' + event, handler);
        }
    };

    var isType = function(object, type) {
        return Object.prototype.toString.call(object) === '[object ' + type + ']';
    };
    
    var iterate = function(obj, func) {
        for (var i in obj) {
            if (obj.hasOwnProperty(i)) {
                func.call(obj, i, obj[i]);
            }
        }
    };

    on(document, 'mouseup', function(e) {
        e = e || window.event;
        var target = e.target || e.srcElement;
        var request = {};
        iterate(REQUEST_NAME, function(name, identifier) {
            request[name] = isType(identifier, 'Function') 
                ? identifier() : document.getElementById(identifier);
        });
        while (target && target != document) {
            iterate(request, function(name, object) {
                if (isType(object, 'Array') || isType(object, 'NodeList')) {
                    for (var i = 0, l = object.length; i < l; i++) {
                        (target === object[i]) 
                            && window._hmt.push(['_trackPageview', REQUEST_PATH + name + '/' + (i + 1)]);
                    }
                } else {
                    (target === object) && window._hmt.push(['_trackPageview', REQUEST_PATH + name]);
                }
            });
            target = target.parentNode;
        }      
    });
})();