tuzhu_req.js 处理文件请求加载异步同步功能

tuzhu_req.js 处理文件请求加载异步同步功能，仿效百度图片首页效果制作

/*土著人开发的require组件 @土著人 (http://www.tuzhuren.com)*/
! function() {
    function e() {}
    Function.prototype.bind || (Function.prototype.bind = function(t) {
        var n = this;
        if ("function" != typeof n)
            throw new TypeError("Function.prototype.bind called on incompatible " + n);
        var o = r.call(arguments, 1),
            i = function() {
                if (this instanceof i) {
                    var e = n.apply(this, o.concat(r.call(arguments)));
                    return Object(e) === e ? e : this;
                }
                return n.apply(t, o.concat(r.call(arguments)));
            };
        return n.prototype && (e.prototype = n.prototype, i.prototype = new e, e.prototype = null), i;
    });
    var t = Array.prototype,
        r = t.slice;
}();
var require, define;
! function(e) {
    function t(e, t) {
        if (!(e in u)) {
            u[e] = !0;
            var r = document.createElement("script");
            if (t) {
                var o = setTimeout(t, require.timeout);
                r.onerror = function() {
                    clearTimeout(o), t()
                }, r.onreadystatechange = function() {
                    "complete" == this.readyState && clearTimeout(o)
                }
            }
            return r.type = "text/javascript", r.src = e, n.appendChild(r), r;
        }
    }

    function r(e, r, n) {
        var i = o[e] || (o[e] = []);
        i.push(r);
        var a, u = c[e] || {},
            s = u.pkg;
        a = s ? p[s].url : u.url || e, t(a, n && function() {
            n(e);
        });
    }
    function isFunction(it) {
        return Object.prototype.toString.call(it) === '[object Function]';
    }
    function isArray(it) {
        return Object.prototype.toString.call(it) === '[object Array]';
    }
    var n = document.getElementsByTagName("head")[0],
        o = {},
        i = {},
        a = {},
        u = {},
        c = {},
        p = {};
    define = function(name, deps, callback) {
        if (isArray(deps) && isFunction(callback)) {
            deps = callback;
        }
        i[name] = deps;
        var r = o[e];
        if (r) {
            for (var n = 0, a = r.length; a > n; ++n)
                r[n]();
            delete o[name];
        }
    }, require = function(e) {
        e = require.alias(e);
        var t = a[e];
        if (t)
            return t.exports;
        var r = i[e];
        if (!r)
            return false;
        t = a[e] = {
            exports: {}
        };
        var n = "function" == typeof r ? r.apply(t, [require, t.exports, t]) : r;
        return n && (t.exports = n), t.exports;
    }, require.async = function(t, n, o) {
        function a(e) {
            for (var t = e.length - 1; t >= 0; --t) {
                var n = e[t],
                    p = c[n];
                p && "deps" in p && a(p.deps), n in i || n in s || (s[n] = !0, l++, r(n, u, o));
            }
        }

        function u() {
            if (0 == l--) {
                var r, o, i = [];
                for (r = 0, o = t.length; o > r; ++r)
                    try {
                        i[r] = require(t[r])
                    } catch (a) {}
                n && n.apply(e, i);
            }
        }
        "string" == typeof t && (t = [t]);
        for (var p = t.length - 1; p >= 0; --p)
            t[p] = require.alias(t[p]);
        var s = {},
            l = 0;
        a(t), u();
    }, require.resourceMap = function(e) {
        var t, r;
        r = e.res;
        for (t in r)
            r.hasOwnProperty(t) && (c[t] = r[t]);
        r = e.pkg;
        for (t in r)
            r.hasOwnProperty(t) && (p[t] = r[t]);
    }, require.loadJs = function(e) {
        t(e);
    }, require.loadCss = function(e) {
        if (e.content) {
            var t = document.createElement("style");
            t.type = "text/css", t.styleSheet ? t.styleSheet.cssText = e.content : t.innerHTML = e.content, n.appendChild(t);
        } else if (e.url) {
            var r = document.createElement("link");
            r.href = e.url, r.rel = "stylesheet", r.type = "text/css", n.appendChild(r);
        }
    }, require.alias = function(e) {
        return e
    }, require.timeout = 5e3, define.amd = {
        jQuery: !0,
        version: "1.0.0"
    }
}(this);
! function() {
  (function() {
      var widgets = [],
          nameIdxMap = {},
          callbacks = [],
          remainings = 0;
      require.widget = {
          register: function(name) {
              var idx = nameIdxMap[name];
              if (idx == undefined) {
                  nameIdxMap[name] = widgets.length;
                  widgets.push(1);
                  remainings++;
              } else {
                  widgets[idx]++;
              }
          },
          ready: function(callback, ctx) {
              callbacks.push({
                  func: callback,
                  context: ctx
              });
              if (remainings < 1) {
                  _ready();
              }
          },
          loaded: function(name) {
              var idx = nameIdxMap[name],
                  num = widgets[idx] - 1;

              widgets[idx] = num;
              if (num == 0 && remainings) {
                  remainings--;
              }

              if (remainings < 1) {
                  _ready();
              }
          }
      };

      function _ready() {
          var callback;
          while (callback = callbacks.pop()) {
              callback.func.call(callback.ctx);
          }
      }
  })();
}();