/**
 * SpeechInk jQuery base
 */

/**
 * Prevent double submission by attaching a hasBeenSubmitted boolean attribute to the form object.
 * This handles cases such as clicking on submit, hitting enter, XHR submissions, etc. but does not
 * change the display (disabling submit button, changing text from "Submit" to "Submitting...", etc.)
 *
 * NOTE: For XHR, after a reponse or timeout, reset yourFormObject.hasBeenSubmitted = false.
 *
 * Usage: jQuery('#my_form').preventDoubleSubmit();
 *
 * From http://henrik.nyh.se/2008/07/jquery-double-submission
 *
 */

jQuery.fn.preventDoubleSubmit = function() {
	jQuery(this).submit(function() {
		if (this.beenSubmitted) {
			return false;
		} else {
			this.beenSubmitted = true;
		}
	});
};

/**
 * jQuery Maxlength plugin
 * @version		$Id: jquery.maxlength.js 18 2009-05-16 15:37:08Z emil@anon-design.se $
 * @package		jQuery maxlength 1.0.5
 * @copyright	Copyright (C) 2009 Emil Stjerneman / http://www.anon-design.se
 * @license		GNU/GPL, see LICENSE.txt
 */

(function($) {
	$.fn.maxlength = function(options)
	{
		var settings = jQuery.extend(
		{
			events:				      [], // Array of events to be triggerd
			maxCharacters:		  10, // Characters limit
			status:				      true, // True to show status indicator bewlow the element
			statusClass:		    "status", // The class on the status div
			statusText:			    "character left", // The status text
			notificationClass:	"notification",	// Will be added to the emement when maxlength is reached
			showAlert: 			    false, // True to show a regular alert message
			alertText:			    "You have typed too many characters.", // Text in the alert message
			slider:				      false // Use counter slider
		}, options );

		// Add the default event
		$.merge(settings.events, ['keyup']);

		return this.each(function()
		{
			var item = $(this);
			var charactersLength = $(this).val().length;

      // Update the status text
			function updateStatus()
			{
				var charactersLeft = settings.maxCharacters - charactersLength;

				if(charactersLeft < 0)
				{
					charactersLeft = 0;
				}

				item.next("div").html(charactersLeft + " " + settings.statusText);
			}

			function checkChars()
			{
				var valid = true;

				// Too many chars?
				if(charactersLength >= settings.maxCharacters)
				{
					// Too may chars, set the valid boolean to false
					valid = false;
					// Add the notifycation class when we have too many chars
					item.addClass(settings.notificationClass);
					// Cut down the string
					item.val(item.val().substr(0,settings.maxCharacters));
					// Show the alert dialog box, if its set to true
					showAlert();
				}
				else
				{
					// Remove the notification class
					if(item.hasClass(settings.notificationClass))
					{
						item.removeClass(settings.notificationClass);
					}
				}

				if(settings.status)
				{
					updateStatus();
				}
			}

			// Shows an alert msg
			function showAlert()
			{
				if(settings.showAlert)
				{
					alert(settings.alertText);
				}
			}

			// Check if the element is valid.
			function validateElement()
			{
				var ret = false;

				if(item.is('textarea')) {
					ret = true;
				} else if(item.filter("input[type=text]")) {
					ret = true;
				} else if(item.filter("input[type=password]")) {
					ret = true;
				}

				return ret;
			}

			// Validate
			if(!validateElement())
			{
				return false;
			}

			// Loop through the events and bind them to the element
			$.each(settings.events, function (i, n) {
				item.bind(n, function(e) {
					charactersLength = item.val().length;
					checkChars();
				});
			});

			// Insert the status div
			if(settings.status)
			{
				item.after($("<div/>").addClass(settings.statusClass).html('-'));
				updateStatus();
			}

			// Remove the status div
			if(!settings.status)
			{
				var removeThisDiv = item.next("div."+settings.statusClass);

				if(removeThisDiv) {
					removeThisDiv.remove();
				}

			}

			// Slide counter
			if(settings.slider) {
				item.next().hide();

				item.focus(function(){
					item.next().slideDown('fast');
				});

				item.blur(function(){
					item.next().slideUp('fast');
				});
			}

		});
	};
})(jQuery);


/**
 * jQuery.query - Query String Modification and Creation for jQuery
 * Written by Blair Mitchelmore (blair DOT mitchelmore AT gmail DOT com)
 * Licensed under the WTFPL (http://sam.zoy.org/wtfpl/).
 * Date: 2009/8/13
 *
 * @author Blair Mitchelmore
 * @version 2.1.7
 *
 **/
new function(settings) {
  // Various Settings
  var $separator = settings.separator || '&';
  var $spaces = settings.spaces === false ? false : true;
  var $suffix = settings.suffix === false ? '' : '[]';
  var $prefix = settings.prefix === false ? false : true;
  var $hash = $prefix ? settings.hash === true ? "#" : "?" : "";
  var $numbers = settings.numbers === false ? false : true;

  jQuery.query = new function() {
    var is = function(o, t) {
      return o != undefined && o !== null && (!!t ? o.constructor == t : true);
    };
    var parse = function(path) {
      var m, rx = /\[([^[]*)\]/g, match = /^([^[]+)(\[.*\])?$/.exec(path), base = match[1], tokens = [];
      while (m = rx.exec(match[2])) tokens.push(m[1]);
      return [base, tokens];
    };
    var set = function(target, tokens, value) {
      var o, token = tokens.shift();
      if (typeof target != 'object') target = null;
      if (token === "") {
        if (!target) target = [];
        if (is(target, Array)) {
          target.push(tokens.length == 0 ? value : set(null, tokens.slice(0), value));
        } else if (is(target, Object)) {
          var i = 0;
          while (target[i++] != null);
          target[--i] = tokens.length == 0 ? value : set(target[i], tokens.slice(0), value);
        } else {
          target = [];
          target.push(tokens.length == 0 ? value : set(null, tokens.slice(0), value));
        }
      } else if (token && token.match(/^\s*[0-9]+\s*$/)) {
        var index = parseInt(token, 10);
        if (!target) target = [];
        target[index] = tokens.length == 0 ? value : set(target[index], tokens.slice(0), value);
      } else if (token) {
        var index = token.replace(/^\s*|\s*$/g, "");
        if (!target) target = {};
        if (is(target, Array)) {
          var temp = {};
          for (var i = 0; i < target.length; ++i) {
            temp[i] = target[i];
          }
          target = temp;
        }
        target[index] = tokens.length == 0 ? value : set(target[index], tokens.slice(0), value);
      } else {
        return value;
      }
      return target;
    };

    var queryObject = function(a) {
      var self = this;
      self.keys = {};

      if (a.queryObject) {
        jQuery.each(a.get(), function(key, val) {
          self.SET(key, val);
        });
      } else {
        jQuery.each(arguments, function() {
          var q = "" + this;
          q = q.replace(/^[?#]/,''); // remove any leading ? || #
          q = q.replace(/[;&]$/,''); // remove any trailing & || ;
          if ($spaces) q = q.replace(/[+]/g,' '); // replace +'s with spaces

          jQuery.each(q.split(/[&;]/), function(){
            var key = decodeURIComponent(this.split('=')[0] || "");
            var val = decodeURIComponent(this.split('=')[1] || "");

            if (!key) return;

            if ($numbers) {
              if (/^[+-]?[0-9]+\.[0-9]*$/.test(val)) // simple float regex
                val = parseFloat(val);
              else if (/^[+-]?[0-9]+$/.test(val)) // simple int regex
                val = parseInt(val, 10);
            }

            val = (!val && val !== 0) ? true : val;

            if (val !== false && val !== true && typeof val != 'number')
              val = val;

            self.SET(key, val);
          });
        });
      }
      return self;
    };

    queryObject.prototype = {
      queryObject: true,
      has: function(key, type) {
        var value = this.get(key);
        return is(value, type);
      },
      GET: function(key) {
        if (!is(key)) return this.keys;
        var parsed = parse(key), base = parsed[0], tokens = parsed[1];
        var target = this.keys[base];
        while (target != null && tokens.length != 0) {
          target = target[tokens.shift()];
        }
        return typeof target == 'number' ? target : target || "";
      },
      get: function(key) {
        var target = this.GET(key);
        if (is(target, Object))
          return jQuery.extend(true, {}, target);
        else if (is(target, Array))
          return target.slice(0);
        return target;
      },
      SET: function(key, val) {
        var value = !is(val) ? null : val;
        var parsed = parse(key), base = parsed[0], tokens = parsed[1];
        var target = this.keys[base];
        this.keys[base] = set(target, tokens.slice(0), value);
        return this;
      },
      set: function(key, val) {
        return this.copy().SET(key, val);
      },
      REMOVE: function(key) {
        return this.SET(key, null).COMPACT();
      },
      remove: function(key) {
        return this.copy().REMOVE(key);
      },
      EMPTY: function() {
        var self = this;
        jQuery.each(self.keys, function(key, value) {
          delete self.keys[key];
        });
        return self;
      },
      load: function(url) {
        var hash = url.replace(/^.*?[#](.+?)(?:\?.+)?$/, "$1");
        var search = url.replace(/^.*?[?](.+?)(?:#.+)?$/, "$1");
        return new queryObject(url.length == search.length ? '' : search, url.length == hash.length ? '' : hash);
      },
      empty: function() {
        return this.copy().EMPTY();
      },
      copy: function() {
        return new queryObject(this);
      },
      COMPACT: function() {
        function build(orig) {
          var obj = typeof orig == "object" ? is(orig, Array) ? [] : {} : orig;
          if (typeof orig == 'object') {
            function add(o, key, value) {
              if (is(o, Array))
                o.push(value);
              else
                o[key] = value;
            }
            jQuery.each(orig, function(key, value) {
              if (!is(value)) return true;
              add(obj, key, build(value));
            });
          }
          return obj;
        }
        this.keys = build(this.keys);
        return this;
      },
      compact: function() {
        return this.copy().COMPACT();
      },
      toString: function() {
        var i = 0, queryString = [], chunks = [], self = this;
        var encode = function(str) {
          str = str + "";
          if ($spaces) str = str.replace(/ /g, "+");
          return encodeURIComponent(str);
        };
        var addFields = function(arr, key, value) {
          if (!is(value) || value === false) return;
          var o = [encode(key)];
          if (value !== true) {
            o.push("=");
            o.push(encode(value));
          }
          arr.push(o.join(""));
        };
        var build = function(obj, base) {
          var newKey = function(key) {
            return !base || base == "" ? [key].join("") : [base, "[", key, "]"].join("");
          };
          jQuery.each(obj, function(key, value) {
            if (typeof value == 'object')
              build(value, newKey(key));
            else
              addFields(chunks, newKey(key), value);
          });
        };

        build(this.keys);

        if (chunks.length > 0) queryString.push($hash);
        queryString.push(chunks.join($separator));

        return queryString.join("");
      }
    };

    return new queryObject(location.search, location.hash);
  };
}(jQuery.query || {}); // Pass in jQuery.query as settings object

