/*
 * jQuery UI Autocomplete 1.8.5
 *
 * Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT or GPL Version 2 licenses.
 * http://jquery.org/license
 *
 * http://docs.jquery.com/UI/Autocomplete
 *
 * Depends:
 *	jquery.ui.core.js
 *	jquery.ui.widget.js
 *	jquery.ui.position.js
 */
(function($, undefined) {

  $.widget("ui.autocomplete", {
    options: {
      appendTo: "body",
      delay: 300,
      minLength: 1,
      position: {
        my: "left top",
        at: "left bottom",
        collision: "none"
      },
      source: null
    },
    _valor_buscado: String,
    _create: function() {
      var self = this,
			doc = this.element[0].ownerDocument;
      this.element
			.addClass("ui-autocomplete-input")
			.attr("autocomplete", "off")
      // TODO verify these actually work as intended
			.attr({
			  role: "textbox",
			  "aria-autocomplete": "list",
			  "aria-haspopup": "true"
			})
			.bind("keydown.autocomplete", function(event) {
			  if (self.options.disabled) {
			    return;
			  }

			  var keyCode = $.ui.keyCode;
			  switch (event.keyCode) {
			    case keyCode.PAGE_UP:
			      self._move("previousPage", event);
			      break;
			    case keyCode.PAGE_DOWN:
			      self._move("nextPage", event);
			      break;
			    case keyCode.UP:
			      self._move("previous", event);
			      // prevent moving cursor to beginning of text field in some browsers
			      event.preventDefault();
			      break;
			    case keyCode.DOWN:
			      self._move("next", event);
			      // prevent moving cursor to end of text field in some browsers
			      event.preventDefault();
			      break;
			    case keyCode.ENTER:
			      //RafaNet => Si se pulsa enter posicionarse en el primer elemento de la lista
			      if (!self.menu.active) {
			        self._move("next", event);
			        // prevent moving cursor to end of text field in some browsers
			        event.preventDefault();
			        break;
			      }
			      //Fin RafaNet
			    case keyCode.NUMPAD_ENTER:
			      // when menu is open or has focus
			      if (self.menu.element.is(":visible")) {
			        event.preventDefault();
			      }
			      //passthrough - ENTER and TAB both select the current element
			    case keyCode.TAB:
			      if (!self.menu.active) {
			        return;
			      }
			      self.menu.select(event);
			      break;
			    case keyCode.ESCAPE:
			      self.element.val(self.term);
			      self.close(event);
			      break;
			    default:

			      // keypress is triggered before the input value is changed
			      clearTimeout(self.searching);

			      self.searching = setTimeout(function() {
			        // only search if the value has changed
			        if (self.term != self.element.val()) {
			          self.selectedItem = null;
			          self.search(null, event);
			        }
			      }, self.options.delay);
			      break;
			  }
			})
			.bind("focus.autocomplete", function() {
			  if (self.options.disabled) {
			    return;
			  }

			  self.selectedItem = null;
			  self.previous = self.element.val();
			})
			.bind("blur.autocomplete", function(event) {
			  if (self.options.disabled) {
			    return;
			  }

			  clearTimeout(self.searching);
			  // clicks on the menu (or a button to trigger a search) will cause a blur event
			  self.closing = setTimeout(function() {
			    self.close(event);
			    self._change(event);
			  }, 150);
			});
      this._initSource();
      this.response = function() {
        return self._response.apply(self, arguments);
      };
      this.menu = $("<ul></ul>")
			.addClass("ui-autocomplete")
			.appendTo($(this.options.appendTo || "body", doc)[0])
      // prevent the close-on-blur in case of a "slow" click on the menu (long mousedown)
			.mousedown(function(event) {
			  // clicking on the scrollbar causes focus to shift to the body
			  // but we can't detect a mouseup or a click immediately afterward
			  // so we have to track the next mousedown and close the menu if
			  // the user clicks somewhere outside of the autocomplete
			  var menuElement = self.menu.element[0];
			  if (event.target === menuElement) {
			    setTimeout(function() {
			      $(document).one('mousedown', function(event) {
			        if (event.target !== self.element[0] &&
								event.target !== menuElement &&
								!$.ui.contains(menuElement, event.target)) {
			          self.close();
			        }
			      });
			    }, 1);
			  }

			  // use another timeout to make sure the blur-event-handler on the input was already triggered
			  setTimeout(function() {
			    clearTimeout(self.closing);
			  }, 13);
			})
			.menu({
			  focus: function(event, ui) {
			    var item = ui.item.data("item.autocomplete");
			    if (false !== self._trigger("focus", null, { item: item })) {
			      // use value to match what will end up in the input, if it was a key event
			      if (/^key/.test(event.originalEvent.type)) {
			        self.element.val(item.value);
			      }
			    }
			  },
			  selected: function(event, ui) {
			    var item = ui.item.data("item.autocomplete"),
						previous = self.previous;

			    // only trigger when focus was lost (click on menu)
			    if (self.element[0] !== doc.activeElement) {
			      self.element.focus();
			      self.previous = previous;
			    }

			    if (false !== self._trigger("select", event, { item: item })) {
			      self.term = item.value;
			      self.element.val(item.value);
			    }

			    self.close(event);
			    self.selectedItem = item;
			  },
			  blur: function(event, ui) {
			    // don't set the value of the text field if it's already correct
			    // this prevents moving the cursor unnecessarily
			    if (self.menu.element.is(":visible") &&
						(self.element.val() !== self.term)) {
			      self.element.val(self.term);
			    }
			  }
			})
			.zIndex(this.element.zIndex() + 1)
      // workaround for jQuery bug #5781 http://dev.jquery.com/ticket/5781
			.css({ top: 0, left: 0 })
			.hide()
			.data("menu");
      if ($.fn.bgiframe) {
        this.menu.element.bgiframe();
      }
    },

    destroy: function() {
      this.element
			.removeClass("ui-autocomplete-input")
			.removeAttr("autocomplete")
			.removeAttr("role")
			.removeAttr("aria-autocomplete")
			.removeAttr("aria-haspopup");
      this.menu.element.remove();
      $.Widget.prototype.destroy.call(this);
    },

    _setOption: function(key, value) {
      $.Widget.prototype._setOption.apply(this, arguments);
      if (key === "source") {
        this._initSource();
      }
      if (key === "appendTo") {
        this.menu.element.appendTo($(value || "body", this.element[0].ownerDocument)[0])
      }
    },

    _initSource: function() {
      var self = this,
			array,
			url;
      if ($.isArray(this.options.source)) {
        array = this.options.source;
        this.source = function(request, response) {
          response($.ui.autocomplete.filter(array, request.term));
        };
      } else if (typeof this.options.source === "string") {
        url = this.options.source;
        this.source = function(request, response) {
          if (self.xhr) {
            self.xhr.abort();
          }
          self.xhr = $.getJSON(url, request, function(data, status, xhr) {
            if (xhr === self.xhr) {
              response(data);
            }
            self.xhr = null;
          });
        };
      } else {
        this.source = this.options.source;
      }
    },

    search: function(value, event) {
      value = value != null ? value : this.element.val();

      // always save the actual value, not the one passed as an argument
      this.term = this.element.val();

      if (value.length < this.options.minLength) {
        return this.close(event);
      }

      clearTimeout(this.closing);
      if (this._trigger("search") === false) {
        return;
      }
      this._valor_buscado = value; /**************************AUTOCOMPLETE CAMBIOS ************/
      return this._search(value);
    },

    _search: function(value) {
      this.element.addClass("ui-autocomplete-loading");

      this.source({ term: value }, this.response);
    },

    _response: function(content) {
      if (content.length) {
        content = this._normalize(content);
        this._suggest(content);
        this._trigger("open");
      } else {
        this.close();
      }
      this.element.removeClass("ui-autocomplete-loading");
    },

    close: function(event) {
      clearTimeout(this.closing);
      if (this.menu.element.is(":visible")) {
        this._trigger("close", event);
        this.menu.element.hide();
        this.menu.deactivate();
      }
    },

    _change: function(event) {
      if (this.previous !== this.element.val()) {
        this._trigger("change", event, { item: this.selectedItem });
      }
    },

    _normalize: function(items) {
      // assume all items have the right format when the first item is complete
      if (items.length && items[0].label && items[0].value) {
        return items;
      }
      return $.map(items, function(item) {
        if (typeof item === "string") {
          return {
            label: item,
            value: item
          };
        }
        return $.extend({
          label: item.label || item.value,
          value: item.value || item.label
        }, item);
      });
    },

    _suggest: function(items) {
      var ul = this.menu.element
				.empty()
				.zIndex(this.element.zIndex() + 1),
			menuWidth,
			textWidth;
      this._renderMenu(ul, items);
      // TODO refresh should check if the active item is still in the dom, removing the need for a manual deactivate
      this.menu.deactivate();
      this.menu.refresh();
      this.menu.element.show().position($.extend({
        of: this.element
      }, this.options.position));

      menuWidth = ul.width("").outerWidth();
      textWidth = this.element.outerWidth();
      ul.outerWidth(Math.max(menuWidth, textWidth));
    },

    _renderMenu: function(ul, items) {
      var self = this;
      $.each(items, function(index, item) {
        self._renderItem(ul, item);
      });
    },

    _renderItem: function(ul, item) {   /*Aida geniuos adapted, AQUI CAMBIOS AUTOCOMPLETE**********************************************************/
      var valor = $("<a></a>").text(item.label);
      valor.html(item.label.replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + this._valor_buscado + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>"));
      //RafaNet Añado para que tambien encuentre acentos      
      //valor.html(valor.html().replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + this._valor_buscado.replace("á", "a") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>").replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + this._valor_buscado.replace("é", "e") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>").replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + this._valor_buscado.replace("í", "i") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>").replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + this._valor_buscado.replace("ó", "o") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>").replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + this._valor_buscado.replace("ú", "u") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>"));
      //valor.html(valor.html().replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + this._valor_buscado.replace("a", "á") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>").replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + this._valor_buscado.replace("e", "é") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>").replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + this._valor_buscado.replace("i", "í") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>").replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + this._valor_buscado.replace("o", "ó") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>").replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + this._valor_buscado.replace("u", "ú") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>"));
      //Fin RafaNet
      return $("<li></li>")
			.data("item.autocomplete", item)
			.append(valor)
			.appendTo(ul);
    },
    /*.append( $( "<a></a>" ).text( item.label ) )*/

    _move: function(direction, event) {
      if (!this.menu.element.is(":visible")) {
        this.search(null, event);
        return;
      }
      if (this.menu.first() && /^previous/.test(direction) ||
				this.menu.last() && /^next/.test(direction)) {
        this.element.val(this.term);
        this.menu.deactivate();
        return;
      }
      this.menu[direction](event);
    },

    widget: function() {
      return this.menu.element;
    }
  });

  $.extend($.ui.autocomplete, {
    escapeRegex: function(value) {
      return value.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&");
    },
    filter: function(array, term) {
      var matcher = new RegExp($.ui.autocomplete.escapeRegex(term), "i");
      return $.grep(array, function(value) {
        return matcher.test(value.label || value.value || value);
      });
    }
  });

} (jQuery));

/*
 * jQuery UI Menu (not officially released)
 * 
 * This widget isn't yet finished and the API is subject to change. We plan to finish
 * it for the next release. You're welcome to give it a try anyway and give us feedback,
 * as long as you're okay with migrating your code later on. We can help with that, too.
 *
 * Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT or GPL Version 2 licenses.
 * http://jquery.org/license
 *
 * http://docs.jquery.com/UI/Menu
 *
 * Depends:
 *	jquery.ui.core.js
 *  jquery.ui.widget.js
 */
(function($) {

$.widget("ui.menu", {
	_create: function() {
		var self = this;
		this.element
			.addClass("ui-menu ui-widget ui-widget-content ui-corner-all")
			.attr({
				role: "listbox",
				"aria-activedescendant": "ui-active-menuitem"
			})
			.click(function( event ) {
				if ( !$( event.target ).closest( ".ui-menu-item a" ).length ) {
					return;
				}
				// temporary
				event.preventDefault();
				self.select( event );
			});
		this.refresh();
	},
	
	refresh: function() {
		var self = this;

		// don't refresh list items that are already adapted
		var items = this.element.children("li:not(.ui-menu-item):has(a)")
			.addClass("ui-menu-item")
			.attr("role", "menuitem");
		
		items.children("a")
			.addClass("ui-corner-all")
			.attr("tabindex", -1)
			// mouseenter doesn't work with event delegation
			.mouseenter(function( event ) {
				self.activate( event, $(this).parent() );
			})
			.mouseleave(function() {
				self.deactivate();
			});
	},

	activate: function( event, item ) {
		this.deactivate();
		if (this.hasScroll()) {
			var offset = item.offset().top - this.element.offset().top,
				scroll = this.element.attr("scrollTop"),
				elementHeight = this.element.height();
			if (offset < 0) {
				this.element.attr("scrollTop", scroll + offset);
			} else if (offset >= elementHeight) {
				this.element.attr("scrollTop", scroll + offset - elementHeight + item.height());
			}
		}
		this.active = item.eq(0)
			.children("a")
				.addClass("ui-state-hover")
				.attr("id", "ui-active-menuitem")
			.end();
		this._trigger("focus", event, { item: item });
	},

	deactivate: function() {
		if (!this.active) { return; }

		this.active.children("a")
			.removeClass("ui-state-hover")
			.removeAttr("id");
		this._trigger("blur");
		this.active = null;
	},

	next: function(event) {
		this.move("next", ".ui-menu-item:first", event);
	},

	previous: function(event) {
		this.move("prev", ".ui-menu-item:last", event);
	},

	first: function() {
		return this.active && !this.active.prevAll(".ui-menu-item").length;
	},

	last: function() {
		return this.active && !this.active.nextAll(".ui-menu-item").length;
	},

	move: function(direction, edge, event) {
		if (!this.active) {
			this.activate(event, this.element.children(edge));
			return;
		}
		var next = this.active[direction + "All"](".ui-menu-item").eq(0);
		if (next.length) {
			this.activate(event, next);
		} else {
			this.activate(event, this.element.children(edge));
		}
	},

	// TODO merge with previousPage
	nextPage: function(event) {
		if (this.hasScroll()) {
			// TODO merge with no-scroll-else
			if (!this.active || this.last()) {
				this.activate(event, this.element.children(":first"));
				return;
			}
			var base = this.active.offset().top,
				height = this.element.height(),
				result = this.element.children("li").filter(function() {
					var close = $(this).offset().top - base - height + $(this).height();
					// TODO improve approximation
					return close < 10 && close > -10;
				});

			// TODO try to catch this earlier when scrollTop indicates the last page anyway
			if (!result.length) {
				result = this.element.children(":last");
			}
			this.activate(event, result);
		} else {
			this.activate(event, this.element.children(!this.active || this.last() ? ":first" : ":last"));
		}
	},

	// TODO merge with nextPage
	previousPage: function(event) {
		if (this.hasScroll()) {
			// TODO merge with no-scroll-else
			if (!this.active || this.first()) {
				this.activate(event, this.element.children(":last"));
				return;
			}

			var base = this.active.offset().top,
				height = this.element.height();
				result = this.element.children("li").filter(function() {
					var close = $(this).offset().top - base + height - $(this).height();
					// TODO improve approximation
					return close < 10 && close > -10;
				});

			// TODO try to catch this earlier when scrollTop indicates the last page anyway
			if (!result.length) {
				result = this.element.children(":first");
			}
			this.activate(event, result);
		} else {
			this.activate(event, this.element.children(!this.active || this.first() ? ":last" : ":first"));
		}
	},

	hasScroll: function() {
		return this.element.height() < this.element.attr("scrollHeight");
	},

	select: function( event ) {
		this._trigger("selected", event, { item: this.active });
	}
});

}(jQuery));