mirrors
/
MediaWiki-Foreground
镜像来自 https://github.com/ironboundred/foreground


			
				
					
						
						
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							/*
 * Foundation Responsive Library
 * http://foundation.zurb.com
 * Copyright 2013, ZURB
 * Free to use under the MIT license.
 * http://www.opensource.org/licenses/mit-license.php
*/

/*jslint unparam: true, browser: true, indent: 2 */

// Accommodate running jQuery or Zepto in noConflict() mode by
// using an anonymous function to redefine the $ shorthand name.
// See http://docs.jquery.com/Using_jQuery_with_Other_Libraries
// and http://zeptojs.com/
var libFuncName = null;

if (typeof jQuery === "undefined" &&
    typeof Zepto === "undefined" &&
    typeof $ === "function") {
  libFuncName = $;
} else if (typeof jQuery === "function") {
  libFuncName = jQuery;
} else if (typeof Zepto === "function") {
  libFuncName = Zepto;
} else {
  throw new TypeError();
}

(function ($, window, document, undefined) {
  'use strict';

  /*
    matchMedia() polyfill - Test a CSS media 
    type/query in JS. Authors & copyright (c) 2012: 
    Scott Jehl, Paul Irish, Nicholas Zakas. 
    Dual MIT/BSD license

    https://github.com/paulirish/matchMedia.js
  */

  window.matchMedia = window.matchMedia || (function( doc, undefined ) {

    "use strict";

    var bool,
        docElem = doc.documentElement,
        refNode = docElem.firstElementChild || docElem.firstChild,
        // fakeBody required for <FF4 when executed in <head>
        fakeBody = doc.createElement( "body" ),
        div = doc.createElement( "div" );

    div.id = "mq-test-1";
    div.style.cssText = "position:absolute;top:-100em";
    fakeBody.style.background = "none";
    fakeBody.appendChild(div);

    return function(q){

      div.innerHTML = "&shy;<style media=\"" + q + "\"> #mq-test-1 { width: 42px; }</style>";

      docElem.insertBefore( fakeBody, refNode );
      bool = div.offsetWidth === 42;
      docElem.removeChild( fakeBody );

      return {
        matches: bool,
        media: q
      };

    };

  }( document ));

  // add dusty browser stuff
  if (!Array.prototype.filter) {
    Array.prototype.filter = function(fun /*, thisp */) {
      "use strict";
   
      if (this == null) {
        throw new TypeError();
      }

      var t = Object(this),
          len = t.length >>> 0;
      if (typeof fun != "function") {
          return;
      }

      var res = [],
          thisp = arguments[1];
      for (var i = 0; i < len; i++) {
        if (i in t) {
          var val = t[i]; // in case fun mutates this
          if (fun && fun.call(thisp, val, i, t)) {
            res.push(val);
          }
        }
      }

      return res;
    }
  }

  if (!Function.prototype.bind) {
    Function.prototype.bind = function (oThis) {
      if (typeof this !== "function") {
        // closest thing possible to the ECMAScript 5 internal IsCallable function
        throw new TypeError("Function.prototype.bind - what is trying to be bound is not callable");
      }
   
      var aArgs = Array.prototype.slice.call(arguments, 1), 
          fToBind = this, 
          fNOP = function () {},
          fBound = function () {
            return fToBind.apply(this instanceof fNOP && oThis
               ? this
               : oThis,
             aArgs.concat(Array.prototype.slice.call(arguments)));
          };
   
      fNOP.prototype = this.prototype;
      fBound.prototype = new fNOP();
   
      return fBound;
    };
  }

  if (!Array.prototype.indexOf) {
    Array.prototype.indexOf = function (searchElement /*, fromIndex */ ) {
      "use strict";
      if (this == null) {
        throw new TypeError();
      }
      var t = Object(this);
      var len = t.length >>> 0;
      if (len === 0) {
        return -1;
      }
      var n = 0;
      if (arguments.length > 1) {
        n = Number(arguments[1]);
        if (n != n) { // shortcut for verifying if it's NaN
          n = 0;
        } else if (n != 0 && n != Infinity && n != -Infinity) {
          n = (n > 0 || -1) * Math.floor(Math.abs(n));
        }
      }
      if (n >= len) {
          return -1;
      }
      var k = n >= 0 ? n : Math.max(len - Math.abs(n), 0);
      for (; k < len; k++) {
        if (k in t && t[k] === searchElement) {
          return k;
        }
      }
      return -1;
    }
  }

  // fake stop() for zepto.
  $.fn.stop = $.fn.stop || function() {
    return this;
  };

  window.Foundation = {
    name : 'Foundation',

    version : '4.2.0',

    cache : {},

    init : function (scope, libraries, method, options, response, /* internal */ nc) {
      var library_arr,
          args = [scope, method, options, response],
          responses = [],
          nc = nc || false;

      // disable library error catching,
      // used for development only
      if (nc) this.nc = nc;

      // check RTL
      this.rtl = /rtl/i.test($('html').attr('dir'));

      // set foundation global scope
      this.scope = scope || this.scope;

      if (libraries && typeof libraries === 'string' && !/reflow/i.test(libraries)) {
        if (/off/i.test(libraries)) return this.off();

        library_arr = libraries.split(' ');

        if (library_arr.length > 0) {
          for (var i = library_arr.length - 1; i >= 0; i--) {
            responses.push(this.init_lib(library_arr[i], args));
          }
        }
      } else {
        if (/reflow/i.test(libraries)) args[1] = 'reflow';

        for (var lib in this.libs) {
          responses.push(this.init_lib(lib, args));
        }
      }

      // if first argument is callback, add to args
      if (typeof libraries === 'function') {
        args.unshift(libraries);
      }

      return this.response_obj(responses, args);
    },

    response_obj : function (response_arr, args) {
      for (var i = 0, len = args.length; i < len; i++) {
        if (typeof args[i] === 'function') {
          return args[i]({
            errors: response_arr.filter(function (s) {
              if (typeof s === 'string') return s;
            })
          });
        }
      }

      return response_arr;
    },

    init_lib : function (lib, args) {
      return this.trap(function () {
        if (this.libs.hasOwnProperty(lib)) {
          this.patch(this.libs[lib]);
          return this.libs[lib].init.apply(this.libs[lib], args);
        }
        else {
          return function () {};
        }
      }.bind(this), lib);
    },

    trap : function (fun, lib) {
      if (!this.nc) {
        try {
          return fun();
        } catch (e) {
          return this.error({name: lib, message: 'could not be initialized', more: e.name + ' ' + e.message});
        }
      }

      return fun();
    },

    patch : function (lib) {
      this.fix_outer(lib);
      lib.scope = this.scope;
      lib.rtl = this.rtl;
    },

    inherit : function (scope, methods) {
      var methods_arr = methods.split(' ');

      for (var i = methods_arr.length - 1; i >= 0; i--) {
        if (this.lib_methods.hasOwnProperty(methods_arr[i])) {
          this.libs[scope.name][methods_arr[i]] = this.lib_methods[methods_arr[i]];
        }
      }
    },

    random_str : function (length) {
      var chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZabcdefghiklmnopqrstuvwxyz'.split('');

      if (!length) {
        length = Math.floor(Math.random() * chars.length);
      }

      var str = '';
      for (var i = 0; i < length; i++) {
        str += chars[Math.floor(Math.random() * chars.length)];
      }
      return str;
    },

    libs : {},

    // methods that can be inherited in libraries
    lib_methods : {
      set_data : function (node, data) {
        // this.name references the name of the library calling this method
        var id = [this.name,+new Date(),Foundation.random_str(5)].join('-');

        Foundation.cache[id] = data;
        node.attr('data-' + this.name + '-id', id);
        return data;
      },

      get_data : function (node) {
        return Foundation.cache[node.attr('data-' + this.name + '-id')];
      },

      remove_data : function (node) {
        if (node) {
          delete Foundation.cache[node.attr('data-' + this.name + '-id')];
          node.attr('data-' + this.name + '-id', '');
        } else {
          $('[data-' + this.name + '-id]').each(function () {
            delete Foundation.cache[$(this).attr('data-' + this.name + '-id')];
            $(this).attr('data-' + this.name + '-id', '');
          });
        }
      },

      throttle : function(fun, delay) {
        var timer = null;
        return function () {
          var context = this, args = arguments;
          clearTimeout(timer);
          timer = setTimeout(function () {
            fun.apply(context, args);
          }, delay);
        };
      },

      // parses data-options attribute on nodes and turns
      // them into an object
      data_options : function (el) {
        var opts = {}, ii, p,
            opts_arr = (el.attr('data-options') || ':').split(';'),
            opts_len = opts_arr.length;

        function isNumber (o) {
          return ! isNaN (o-0) && o !== null && o !== "" && o !== false && o !== true;
        }

        function trim(str) {
          if (typeof str === 'string') return $.trim(str);
          return str;
        }

        // parse options
        for (ii = opts_len - 1; ii >= 0; ii--) {
          p = opts_arr[ii].split(':');

          if (/true/i.test(p[1])) p[1] = true;
          if (/false/i.test(p[1])) p[1] = false;
          if (isNumber(p[1])) p[1] = parseInt(p[1], 10);

          if (p.length === 2 && p[0].length > 0) {
            opts[trim(p[0])] = trim(p[1]);
          }
        }

        return opts;
      },

      delay : function (fun, delay) {
        return setTimeout(fun, delay);
      },

      // animated scrolling
      scrollTo : function (el, to, duration) {
        if (duration < 0) return;
        var difference = to - $(window).scrollTop();
        var perTick = difference / duration * 10;

        this.scrollToTimerCache = setTimeout(function() {
          if (!isNaN(parseInt(perTick, 10))) {
            window.scrollTo(0, $(window).scrollTop() + perTick);
            this.scrollTo(el, to, duration - 10);
          }
        }.bind(this), 10);
      },

      // not supported in core Zepto
      scrollLeft : function (el) {
        if (!el.length) return;
        return ('scrollLeft' in el[0]) ? el[0].scrollLeft : el[0].pageXOffset;
      },

      // test for empty object or array
      empty : function (obj) {
        if (obj.length && obj.length > 0)    return false;
        if (obj.length && obj.length === 0)  return true;

        for (var key in obj) {
          if (hasOwnProperty.call(obj, key))    return false;
        }

        return true;
      }
    },

    fix_outer : function (lib) {
      lib.outerHeight = function (el, bool) {
        if (typeof Zepto === 'function') {
          return el.height();
        }

        if (typeof bool !== 'undefined') {
          return el.outerHeight(bool);
        }

        return el.outerHeight();
      };

      lib.outerWidth = function (el) {
        if (typeof Zepto === 'function') {
          return el.width();
        }

        if (typeof bool !== 'undefined') {
          return el.outerWidth(bool);
        }

        return el.outerWidth();
      };
    },

    error : function (error) {
      return error.name + ' ' + error.message + '; ' + error.more;
    },

    // remove all foundation events.
    off: function () {
      $(this.scope).off('.fndtn');
      $(window).off('.fndtn');
      return true;
    },

    zj : function () {
      if (typeof Zepto !== 'undefined') {
        return Zepto;
      } else {
        return jQuery;
      }
    }()
  };

  $.fn.foundation = function () {
    var args = Array.prototype.slice.call(arguments, 0);

    return this.each(function () {
      Foundation.init.apply(Foundation, [this].concat(args));
      return this;
    });
  };

}(libFuncName, this, this.document));