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From rz...@apache.org
Subject [2/4] ambari git commit: AMBARI-14583. Import visualsearch.js library to ambari-web (rzang)
Date Sat, 09 Jan 2016 03:57:15 GMT
http://git-wip-us.apache.org/repos/asf/ambari/blob/c7476d8a/ambari-web/vendor/scripts/visualsearch.js
----------------------------------------------------------------------
diff --git a/ambari-web/vendor/scripts/visualsearch.js b/ambari-web/vendor/scripts/visualsearch.js
new file mode 100644
index 0000000..044977c
--- /dev/null
+++ b/ambari-web/vendor/scripts/visualsearch.js
@@ -0,0 +1,1969 @@
+// This is the annotated source code for
+// [VisualSearch.js](http://documentcloud.github.com/visualsearch/),
+// a rich search box for real data.
+//
+// The annotated source HTML is generated by
+// [Docco](http://jashkenas.github.com/docco/).
+
+/** @license VisualSearch.js 0.4.0
+ *  (c) 2011 Samuel Clay, @samuelclay, DocumentCloud Inc.
+ *  VisualSearch.js may be freely distributed under the MIT license.
+ *  For all details and documentation:
+ *  http://documentcloud.github.com/visualsearch
+ */
+
+(function() {
+
+    var $ = jQuery; // Handle namespaced jQuery
+
+    // Setting up VisualSearch globals. These will eventually be made instance-based.
+    if (!window.VS) window.VS = {};
+    if (!VS.app)    VS.app    = {};
+    if (!VS.ui)     VS.ui     = {};
+    if (!VS.model)  VS.model  = {};
+    if (!VS.utils)  VS.utils  = {};
+
+    // Sets the version for VisualSearch to be used programatically elsewhere.
+    VS.VERSION = '0.5.0';
+
+    VS.VisualSearch = function(options) {
+        var defaults = {
+            container   : '',
+            query       : '',
+            autosearch  : true,
+            unquotable  : [],
+            remainder   : 'text',
+            showFacets  : true,
+            readOnly    : false,
+            callbacks   : {
+                search          : $.noop,
+                focus           : $.noop,
+                blur            : $.noop,
+                facetMatches    : $.noop,
+                valueMatches    : $.noop,
+                clearSearch     : $.noop,
+                removedFacet    : $.noop
+            }
+        };
+        this.options           = _.extend({}, defaults, options);
+        this.options.callbacks = _.extend({}, defaults.callbacks, options.callbacks);
+
+        VS.app.hotkeys.initialize();
+        this.searchQuery   = new VS.model.SearchQuery();
+        this.searchBox     = new VS.ui.SearchBox({
+            app: this,
+            showFacets: this.options.showFacets
+        });
+
+        if (options.container) {
+            var searchBox = this.searchBox.render().el;
+            $(this.options.container).html(searchBox);
+        }
+        this.searchBox.value(this.options.query || '');
+
+        // Disable page caching for browsers that incorrectly cache the visual search inputs.
+        // This forces the browser to re-render the page when it is retrieved in its history.
+        $(window).bind('unload', function(e) {});
+
+        // Gives the user back a reference to the `searchBox` so they
+        // can use public methods.
+        return this;
+    };
+
+    // Entry-point used to tie all parts of VisualSearch together. It will either attach
+    // itself to `options.container`, or pass back the `searchBox` so it can be rendered
+    // at will.
+    VS.init = function(options) {
+        return new VS.VisualSearch(options);
+    };
+
+})();
+
+(function() {
+
+    var $ = jQuery; // Handle namespaced jQuery
+
+// The search box is responsible for managing the many facet views and input views.
+    VS.ui.SearchBox = Backbone.View.extend({
+
+        id  : 'search',
+
+        events : {
+            'click .VS-cancel-search-box' : 'clearSearch',
+            'mousedown .VS-search-box'    : 'maybeFocusSearch',
+            'dblclick .VS-search-box'     : 'highlightSearch',
+            'click .VS-search-box'        : 'maybeTripleClick'
+        },
+
+        // Creating a new SearchBox registers handlers for re-rendering facets when necessary,
+        // as well as handling typing when a facet is selected.
+        initialize : function(options) {
+            this.options = _.extend({}, this.options, options);
+
+            this.app = this.options.app;
+            this.flags = {
+                allSelected : false
+            };
+            this.facetViews = [];
+            this.inputViews = [];
+            _.bindAll(this, 'renderFacets', '_maybeDisableFacets', 'disableFacets',
+                'deselectAllFacets', 'addedFacet', 'removedFacet', 'changedFacet');
+            this.app.searchQuery
+                .bind('reset', this.renderFacets)
+                .bind('add', this.addedFacet)
+                .bind('remove', this.removedFacet)
+                .bind('change', this.changedFacet);
+            $(document).bind('keydown', this._maybeDisableFacets);
+        },
+
+        // Renders the search box, but requires placement on the page through `this.el`.
+        render : function() {
+            $(this.el).append(JST['search_box']({
+                readOnly: this.app.options.readOnly
+            }));
+            $(document.body).setMode('no', 'search');
+
+            return this;
+        },
+
+        // # Querying Facets #
+
+        // Either gets a serialized query string or sets the faceted query from a query string.
+        value : function(query) {
+            if (query == null) return this.serialize();
+            return this.setQuery(query);
+        },
+
+        // Uses the VS.app.searchQuery collection to serialize the current query from the various
+        // facets that are in the search box.
+        serialize : function() {
+            var query           = [];
+            var inputViewsCount = this.inputViews.length;
+
+            this.app.searchQuery.each(_.bind(function(facet, i) {
+                query.push(this.inputViews[i].value());
+                query.push(facet.serialize());
+            }, this));
+
+            if (inputViewsCount) {
+                query.push(this.inputViews[inputViewsCount-1].value());
+            }
+
+            return _.compact(query).join(' ');
+        },
+
+        // Returns any facet views that are currently selected. Useful for changing the value
+        // callbacks based on what else is in the search box and which facet is being edited.
+        selected: function() {
+            return _.select(this.facetViews, function(view) {
+                return view.modes.editing == 'is' || view.modes.selected == 'is';
+            });
+        },
+
+        // Similar to `this.selected`, returns any facet models that are currently selected.
+        selectedModels: function() {
+            return _.pluck(this.selected(), 'model');
+        },
+
+        // Takes a query string and uses the SearchParser to parse and render it. Note that
+        // `VS.app.SearchParser` refreshes the `VS.app.searchQuery` collection, which is bound
+        // here to call `this.renderFacets`.
+        setQuery : function(query) {
+            this.currentQuery = query;
+            VS.app.SearchParser.parse(this.app, query);
+        },
+
+        // Returns the position of a facet/input view. Useful when moving between facets.
+        viewPosition : function(view) {
+            var views    = view.type == 'facet' ? this.facetViews : this.inputViews;
+            var position = _.indexOf(views, view);
+            if (position == -1) position = 0;
+            return position;
+        },
+
+        // Used to launch a search. Hitting enter or clicking the search button.
+        searchEvent : function(e) {
+            var query = this.value();
+            this.focusSearch(e);
+            this.value(query);
+            this.app.options.callbacks.search(query, this.app.searchQuery);
+        },
+
+        // # Rendering Facets #
+
+        // Add a new facet. Facet will be focused and ready to accept a value. Can also
+        // specify position, in the case of adding facets from an inbetween input.
+        addFacet : function(category, initialQuery, position) {
+            category     = VS.utils.inflector.trim(category);
+            initialQuery = VS.utils.inflector.trim(initialQuery || '');
+            if (!category) return;
+
+            var model = new VS.model.SearchFacet({
+                category : category,
+                value    : initialQuery || '',
+                app      : this.app
+            });
+            this.app.searchQuery.add(model, {at: position});
+        },
+
+        // Renders a newly added facet, and selects it.
+        addedFacet : function (model) {
+            this.renderFacets();
+            var facetView = _.detect(this.facetViews, function(view) {
+                if (view.model == model) return true;
+            });
+
+            _.defer(function() {
+                facetView.enableEdit();
+            });
+        },
+
+        // Changing a facet programmatically re-renders it.
+        changedFacet: function () {
+            this.renderFacets();
+        },
+
+        // When removing a facet, potentially do something. For now, the adjacent
+        // remaining facet is selected, but this is handled by the facet's view,
+        // since its position is unknown by the time the collection triggers this
+        // remove callback.
+        removedFacet : function (facet, query, options) {
+            this.app.options.callbacks.removedFacet(facet, query, options);
+        },
+
+        // Renders each facet as a searchFacet view.
+        renderFacets : function() {
+            this.facetViews = [];
+            this.inputViews = [];
+
+            this.$('.VS-search-inner').empty();
+
+            this.app.searchQuery.each(_.bind(this.renderFacet, this));
+
+            // Add on an n+1 empty search input on the very end.
+            this.renderSearchInput();
+            this.renderPlaceholder();
+        },
+
+        // Render a single facet, using its category and query value.
+        renderFacet : function(facet, position) {
+            var view = new VS.ui.SearchFacet({
+                app   : this.app,
+                model : facet,
+                order : position
+            });
+
+            // Input first, facet second.
+            this.renderSearchInput();
+            this.facetViews.push(view);
+            this.$('.VS-search-inner').children().eq(position*2).after(view.render().el);
+
+            view.calculateSize();
+            _.defer(_.bind(view.calculateSize, view));
+
+            return view;
+        },
+
+        // Render a single input, used to create and autocomplete facets
+        renderSearchInput : function() {
+            var input = new VS.ui.SearchInput({
+                position: this.inputViews.length,
+                app: this.app,
+                showFacets: this.options.showFacets
+            });
+            this.$('.VS-search-inner').append(input.render().el);
+            this.inputViews.push(input);
+        },
+
+        // Handles showing/hiding the placeholder text
+        renderPlaceholder : function() {
+            var $placeholder = this.$('.VS-placeholder');
+            if (this.app.searchQuery.length) {
+                $placeholder.addClass("VS-hidden");
+            } else {
+                $placeholder.removeClass("VS-hidden")
+                    .text(this.app.options.placeholder);
+            }
+        },
+
+        // # Modifying Facets #
+
+        // Clears out the search box. Command+A + delete can trigger this, as can a cancel button.
+        //
+        // If a `clearSearch` callback was provided, the callback is invoked and
+        // provided with a function performs the actual removal of the data.  This
+        // allows third-party developers to either clear data asynchronously, or
+        // prior to performing their custom "clear" logic.
+        clearSearch : function(e) {
+            if (this.app.options.readOnly) return;
+            var actualClearSearch = _.bind(function() {
+                this.disableFacets();
+                this.value('');
+                this.flags.allSelected = false;
+                this.searchEvent(e);
+                this.focusSearch(e);
+            }, this);
+
+            if (this.app.options.callbacks.clearSearch != $.noop) {
+                this.app.options.callbacks.clearSearch(actualClearSearch);
+            } else {
+                actualClearSearch();
+            }
+        },
+
+        // Command+A selects all facets.
+        selectAllFacets : function() {
+            this.flags.allSelected = true;
+
+            $(document).one('click.selectAllFacets', this.deselectAllFacets);
+
+            _.each(this.facetViews, function(facetView, i) {
+                facetView.selectFacet();
+            });
+            _.each(this.inputViews, function(inputView, i) {
+                inputView.selectText();
+            });
+        },
+
+        // Used by facets and input to see if all facets are currently selected.
+        allSelected : function(deselect) {
+            if (deselect) this.flags.allSelected = false;
+            return this.flags.allSelected;
+        },
+
+        // After `selectAllFacets` is engaged, this method is bound to the entire document.
+        // This immediate disables and deselects all facets, but it also checks if the user
+        // has clicked on either a facet or an input, and properly selects the view.
+        deselectAllFacets : function(e) {
+            this.disableFacets();
+
+            if (this.$(e.target).is('.category,input')) {
+                var el   = $(e.target).closest('.search_facet,.search_input');
+                var view = _.detect(this.facetViews.concat(this.inputViews), function(v) {
+                    return v.el == el[0];
+                });
+                if (view.type == 'facet') {
+                    view.selectFacet();
+                } else if (view.type == 'input') {
+                    _.defer(function() {
+                        view.enableEdit(true);
+                    });
+                }
+            }
+        },
+
+        // Disables all facets except for the passed in view. Used when switching between
+        // facets, so as not to have to keep state of active facets.
+        disableFacets : function(keepView) {
+            _.each(this.inputViews, function(view) {
+                if (view && view != keepView &&
+                    (view.modes.editing == 'is' || view.modes.selected == 'is')) {
+                    view.disableEdit();
+                }
+            });
+            _.each(this.facetViews, function(view) {
+                if (view && view != keepView &&
+                    (view.modes.editing == 'is' || view.modes.selected == 'is')) {
+                    view.disableEdit();
+                    view.deselectFacet();
+                }
+            });
+
+            this.flags.allSelected = false;
+            this.removeFocus();
+            $(document).unbind('click.selectAllFacets');
+        },
+
+        // Resize all inputs to account for extra keystrokes which may be changing the facet
+        // width incorrectly. This is a safety check to ensure inputs are correctly sized.
+        resizeFacets : function(view) {
+            _.each(this.facetViews, function(facetView, i) {
+                if (!view || facetView == view) {
+                    facetView.resize();
+                }
+            });
+        },
+
+        // Handles keydown events on the document. Used to complete the Cmd+A deletion, and
+        // blurring focus.
+        _maybeDisableFacets : function(e) {
+            if (this.flags.allSelected && VS.app.hotkeys.key(e) == 'backspace') {
+                e.preventDefault();
+                this.clearSearch(e);
+                return false;
+            } else if (this.flags.allSelected && VS.app.hotkeys.printable(e)) {
+                this.clearSearch(e);
+            }
+        },
+
+        // # Focusing Facets #
+
+        // Move focus between facets and inputs. Takes a direction as well as many options
+        // for skipping over inputs and only to facets, placement of cursor position in facet
+        // (i.e. at the end), and selecting the text in the input/facet.
+        focusNextFacet : function(currentView, direction, options) {
+            options = options || {};
+            var viewCount    = this.facetViews.length;
+            var viewPosition = options.viewPosition || this.viewPosition(currentView);
+
+            if (!options.skipToFacet) {
+                // Correct for bouncing between matching text and facet arrays.
+                if (currentView.type == 'text'  && direction > 0) direction -= 1;
+                if (currentView.type == 'facet' && direction < 0) direction += 1;
+            } else if (options.skipToFacet && currentView.type == 'text' &&
+                viewCount == viewPosition && direction >= 0) {
+                // Special case of looping around to a facet from the last search input box.
+                return false;
+            }
+            var view, next = Math.min(viewCount, viewPosition + direction);
+
+            if (currentView.type == 'text') {
+                if (next >= 0 && next < viewCount) {
+                    view = this.facetViews[next];
+                } else if (next == viewCount) {
+                    view = this.inputViews[this.inputViews.length-1];
+                }
+                if (view && options.selectFacet && view.type == 'facet') {
+                    view.selectFacet();
+                } else if (view) {
+                    view.enableEdit();
+                    view.setCursorAtEnd(direction || options.startAtEnd);
+                }
+            } else if (currentView.type == 'facet') {
+                if (options.skipToFacet) {
+                    if (next >= viewCount || next < 0) {
+                        view = _.last(this.inputViews);
+                        view.enableEdit();
+                    } else {
+                        view = this.facetViews[next];
+                        view.enableEdit();
+                        view.setCursorAtEnd(direction || options.startAtEnd);
+                    }
+                } else {
+                    view = this.inputViews[next];
+                    view.enableEdit();
+                }
+            }
+            if (options.selectText) view.selectText();
+            this.resizeFacets();
+
+            return true;
+        },
+
+        maybeFocusSearch : function(e) {
+            if (this.app.options.readOnly) return;
+            if ($(e.target).is('.VS-search-box') ||
+                $(e.target).is('.VS-search-inner') ||
+                e.type == 'keydown') {
+                this.focusSearch(e);
+            }
+        },
+
+        // Bring focus to last input field.
+        focusSearch : function(e, selectText) {
+            if (this.app.options.readOnly) return;
+            var view = this.inputViews[this.inputViews.length-1];
+            view.enableEdit(selectText);
+            if (!selectText) view.setCursorAtEnd(-1);
+            if (e.type == 'keydown') {
+                view.keydown(e);
+                view.box.trigger('keydown');
+            }
+            _.defer(_.bind(function() {
+                if (!this.$('input:focus').length) {
+                    view.enableEdit(selectText);
+                }
+            }, this));
+        },
+
+        // Double-clicking on the search wrapper should select the existing text in
+        // the last search input. Also start the triple-click timer.
+        highlightSearch : function(e) {
+            if (this.app.options.readOnly) return;
+            if ($(e.target).is('.VS-search-box') ||
+                $(e.target).is('.VS-search-inner') ||
+                e.type == 'keydown') {
+                var lastinput = this.inputViews[this.inputViews.length-1];
+                lastinput.startTripleClickTimer();
+                this.focusSearch(e, true);
+            }
+        },
+
+        maybeTripleClick : function(e) {
+            var lastinput = this.inputViews[this.inputViews.length-1];
+            return lastinput.maybeTripleClick(e);
+        },
+
+        // Used to show the user is focused on some input inside the search box.
+        addFocus : function() {
+            if (this.app.options.readOnly) return;
+            this.app.options.callbacks.focus();
+            this.$('.VS-search-box').addClass('VS-focus');
+        },
+
+        // User is no longer focused on anything in the search box.
+        removeFocus : function() {
+            this.app.options.callbacks.blur();
+            var focus = _.any(this.facetViews.concat(this.inputViews), function(view) {
+                return view.isFocused();
+            });
+            if (!focus) this.$('.VS-search-box').removeClass('VS-focus');
+        },
+
+        // Show a menu which adds pre-defined facets to the search box. This is unused for now.
+        showFacetCategoryMenu : function(e) {
+            e.preventDefault();
+            e.stopPropagation();
+            if (this.facetCategoryMenu && this.facetCategoryMenu.modes.open == 'is') {
+                return this.facetCategoryMenu.close();
+            }
+
+            var items = [
+                {title: 'Account', onClick: _.bind(this.addFacet, this, 'account', '')},
+                {title: 'Project', onClick: _.bind(this.addFacet, this, 'project', '')},
+                {title: 'Filter', onClick: _.bind(this.addFacet, this, 'filter', '')},
+                {title: 'Access', onClick: _.bind(this.addFacet, this, 'access', '')}
+            ];
+
+            var menu = this.facetCategoryMenu || (this.facetCategoryMenu = new dc.ui.Menu({
+                    items       : items,
+                    standalone  : true
+                }));
+
+            this.$('.VS-icon-search').after(menu.render().open().content);
+            return false;
+        }
+
+    });
+
+})();
+
+(function() {
+
+    var $ = jQuery; // Handle namespaced jQuery
+
+// This is the visual search facet that holds the category and its autocompleted
+// input field.
+    VS.ui.SearchFacet = Backbone.View.extend({
+
+        type : 'facet',
+
+        className : 'search_facet',
+
+        events : {
+            'click .category'           : 'selectFacet',
+            'keydown input'             : 'keydown',
+            'mousedown input'           : 'enableEdit',
+            'mouseover .VS-icon-cancel' : 'showDelete',
+            'mouseout .VS-icon-cancel'  : 'hideDelete',
+            'click .VS-icon-cancel'     : 'remove'
+        },
+
+        initialize : function(options) {
+            this.options = _.extend({}, this.options, options);
+
+            this.flags = {
+                canClose : false
+            };
+            _.bindAll(this, 'set', 'keydown', 'deselectFacet', 'deferDisableEdit');
+            this.app = this.options.app;
+        },
+
+        // Rendering the facet sets up autocompletion, events on blur, and populates
+        // the facet's input with its starting value.
+        render : function() {
+            $(this.el).html(JST['search_facet']({
+                model : this.model,
+                readOnly: this.app.options.readOnly
+            }));
+
+            this.setMode('not', 'editing');
+            this.setMode('not', 'selected');
+            this.box = this.$('input');
+            this.box.val(this.model.label());
+            this.box.bind('blur', this.deferDisableEdit);
+            // Handle paste events with `propertychange`
+            this.box.bind('input propertychange', this.keydown);
+            this.setupAutocomplete();
+
+            return this;
+        },
+
+        // This method is used to setup the facet's input to auto-grow.
+        // This is defered in the searchBox so it can be attached to the
+        // DOM to get the correct font-size.
+        calculateSize : function() {
+            this.box.autoGrowInput();
+            this.box.unbind('updated.autogrow');
+            this.box.bind('updated.autogrow', _.bind(this.moveAutocomplete, this));
+        },
+
+        // Forces a recalculation of this facet's input field's value. Called when
+        // the facet is focused, removed, or otherwise modified.
+        resize : function(e) {
+            this.box.trigger('resize.autogrow', e);
+        },
+
+        // Watches the facet's input field to see if it matches the beginnings of
+        // words in `autocompleteValues`, which is different for every category.
+        // If the value, when selected from the autocompletion menu, is different
+        // than what it was, commit the facet and search for it.
+        setupAutocomplete : function() {
+            this.box.autocomplete({
+                source    : _.bind(this.autocompleteValues, this),
+                minLength : 0,
+                delay     : 0,
+                autoFocus : true,
+                position  : {offset : "0 5"},
+                create    : _.bind(function(e, ui) {
+                    $(this.el).find('.ui-autocomplete-input').css('z-index','auto');
+                }, this),
+                select    : _.bind(function(e, ui) {
+                    e.preventDefault();
+                    var originalValue = this.model.get('value');
+                    this.set(ui.item.value);
+                    if (originalValue != ui.item.value || this.box.val() != ui.item.value) {
+                        if (this.app.options.autosearch) {
+                            this.search(e);
+                        } else {
+                            this.app.searchBox.renderFacets();
+                            this.app.searchBox.focusNextFacet(this, 1, {viewPosition: this.options.order});
+                        }
+                    }
+                    return false;
+                }, this),
+                open      : _.bind(function(e, ui) {
+                    var box = this.box;
+                    this.box.autocomplete('widget').find('.ui-menu-item').each(function() {
+                        var $value = $(this),
+                            autoCompleteData = $value.data('item.autocomplete') || $value.data('ui-autocomplete-item');
+
+                        if (autoCompleteData['value'] == box.val() && box.data('autocomplete').menu.activate) {
+                            box.data('autocomplete').menu.activate(new $.Event("mouseover"), $value);
+                        }
+                    });
+                }, this)
+            });
+
+            this.box.autocomplete('widget').addClass('VS-interface');
+        },
+
+        // As the facet's input field grows, it may move to the next line in the
+        // search box. `autoGrowInput` triggers an `updated` event on the input
+        // field, which is bound to this method to move the autocomplete menu.
+        moveAutocomplete : function() {
+            var autocomplete = this.box.data('autocomplete');
+            if (autocomplete) {
+                autocomplete.menu.element.position({
+                    my        : "left top",
+                    at        : "left bottom",
+                    of        : this.box.data('autocomplete').element,
+                    collision : "flip",
+                    offset    : "0 5"
+                });
+            }
+        },
+
+        // When a user enters a facet and it is being edited, immediately show
+        // the autocomplete menu and size it to match the contents.
+        searchAutocomplete : function(e) {
+            var autocomplete = this.box.data('autocomplete');
+            if (autocomplete) {
+                var menu = autocomplete.menu.element;
+                autocomplete.search();
+
+                // Resize the menu based on the correctly measured width of what's bigger:
+                // the menu's original size or the menu items' new size.
+                menu.outerWidth(Math.max(
+                    menu.width('').outerWidth(),
+                    autocomplete.element.outerWidth()
+                ));
+            }
+        },
+
+        // Closes the autocomplete menu. Called on disabling, selecting, deselecting,
+        // and anything else that takes focus out of the facet's input field.
+        closeAutocomplete : function() {
+            var autocomplete = this.box.data('autocomplete');
+            if (autocomplete) autocomplete.close();
+        },
+
+        // Search terms used in the autocomplete menu. These are specific to the facet,
+        // and only match for the facet's category. The values are then matched on the
+        // first letter of any word in matches, and finally sorted according to the
+        // value's own category. You can pass `preserveOrder` as an option in the
+        // `facetMatches` callback to skip any further ordering done client-side.
+        autocompleteValues : function(req, resp) {
+            var category = this.model.get('category');
+            var value    = this.model.get('value');
+            var searchTerm = req.term;
+
+            this.app.options.callbacks.valueMatches(category, searchTerm, function(matches, options) {
+                options = options || {};
+                matches = matches || [];
+
+                if (searchTerm && value != searchTerm) {
+                    if (options.preserveMatches) {
+                        resp(matches);
+                    } else {
+                        var re = VS.utils.inflector.escapeRegExp(searchTerm || '');
+                        var matcher = new RegExp('\\b' + re, 'i');
+                        matches = $.grep(matches, function(item) {
+                            return matcher.test(item) ||
+                                matcher.test(item.value) ||
+                                matcher.test(item.label);
+                        });
+                    }
+                }
+
+                if (options.preserveOrder) {
+                    resp(matches);
+                } else {
+                    resp(_.sortBy(matches, function(match) {
+                        if (match == value || match.value == value) return '';
+                        else return match;
+                    }));
+                }
+            });
+
+        },
+
+        // Sets the facet's model's value.
+        set : function(value) {
+            if (!value) return;
+            this.model.set({'value': value});
+        },
+
+        // Before the searchBox performs a search, we need to close the
+        // autocomplete menu.
+        search : function(e, direction) {
+            if (!direction) direction = 1;
+            this.closeAutocomplete();
+            this.app.searchBox.searchEvent(e);
+            _.defer(_.bind(function() {
+                this.app.searchBox.focusNextFacet(this, direction, {viewPosition: this.options.order});
+            }, this));
+        },
+
+        // Begin editing the facet's input. This is called when the user enters
+        // the input either from another facet or directly clicking on it.
+        //
+        // This method tells all other facets and inputs to disable so it can have
+        // the sole focus. It also prepares the autocompletion menu.
+        enableEdit : function() {
+            if (this.app.options.readOnly) return;
+            if (this.modes.editing != 'is') {
+                this.setMode('is', 'editing');
+                this.deselectFacet();
+                if (this.box.val() == '') {
+                    this.box.val(this.model.get('value'));
+                }
+            }
+
+            this.flags.canClose = false;
+            this.app.searchBox.disableFacets(this);
+            this.app.searchBox.addFocus();
+            _.defer(_.bind(function() {
+                this.app.searchBox.addFocus();
+            }, this));
+            this.resize();
+            this.searchAutocomplete();
+            this.box.focus();
+        },
+
+        // When the user blurs the input, they may either be going to another input
+        // or off the search box entirely. If they go to another input, this facet
+        // will be instantly disabled, and the canClose flag will be turned back off.
+        //
+        // However, if the user clicks elsewhere on the page, this method starts a timer
+        // that checks if any of the other inputs are selected or are being edited. If
+        // not, then it can finally close itself and its autocomplete menu.
+        deferDisableEdit : function() {
+            this.flags.canClose = true;
+            _.delay(_.bind(function() {
+                if (this.flags.canClose && !this.box.is(':focus') &&
+                    this.modes.editing == 'is' && this.modes.selected != 'is') {
+                    this.disableEdit();
+                }
+            }, this), 250);
+        },
+
+        // Called either by other facets receiving focus or by the timer in `deferDisableEdit`,
+        // this method will turn off the facet, remove any text selection, and close
+        // the autocomplete menu.
+        disableEdit : function() {
+            var newFacetQuery = VS.utils.inflector.trim(this.box.val());
+            if (newFacetQuery != this.model.get('value')) {
+                this.set(newFacetQuery);
+            }
+            this.flags.canClose = false;
+            this.box.selectRange(0, 0);
+            this.box.blur();
+            this.setMode('not', 'editing');
+            this.closeAutocomplete();
+            this.app.searchBox.removeFocus();
+        },
+
+        // Selects the facet, which blurs the facet's input and highlights the facet.
+        // If this is the only facet being selected (and not part of a select all event),
+        // we attach a mouse/keyboard watcher to check if the next action by the user
+        // should delete this facet or just deselect it.
+        selectFacet : function(e) {
+            if (e) e.preventDefault();
+            if (this.app.options.readOnly) return;
+            var allSelected = this.app.searchBox.allSelected();
+            if (this.modes.selected == 'is') return;
+
+            if (this.box.is(':focus')) {
+                this.box.setCursorPosition(0);
+                this.box.blur();
+            }
+
+            this.flags.canClose = false;
+            this.closeAutocomplete();
+            this.setMode('is', 'selected');
+            this.setMode('not', 'editing');
+            if (!allSelected || e) {
+                $(document).unbind('keydown.facet', this.keydown);
+                $(document).unbind('click.facet', this.deselectFacet);
+                _.defer(_.bind(function() {
+                    $(document).unbind('keydown.facet').bind('keydown.facet', this.keydown);
+                    $(document).unbind('click.facet').one('click.facet', this.deselectFacet);
+                }, this));
+                this.app.searchBox.disableFacets(this);
+                this.app.searchBox.addFocus();
+            }
+            return false;
+        },
+
+        // Turns off highlighting on the facet. Called in a variety of ways, this
+        // only deselects the facet if it is selected, and then cleans up the
+        // keyboard/mouse watchers that were created when the facet was first
+        // selected.
+        deselectFacet : function(e) {
+            if (e) e.preventDefault();
+            if (this.modes.selected == 'is') {
+                this.setMode('not', 'selected');
+                this.closeAutocomplete();
+                this.app.searchBox.removeFocus();
+            }
+            $(document).unbind('keydown.facet', this.keydown);
+            $(document).unbind('click.facet', this.deselectFacet);
+            return false;
+        },
+
+        // Is the user currently focused in this facet's input field?
+        isFocused : function() {
+            return this.box.is(':focus');
+        },
+
+        // Hovering over the delete button styles the facet so the user knows that
+        // the delete button will kill the entire facet.
+        showDelete : function() {
+            $(this.el).addClass('search_facet_maybe_delete');
+        },
+
+        // On `mouseout`, the user is no longer hovering on the delete button.
+        hideDelete : function() {
+            $(this.el).removeClass('search_facet_maybe_delete');
+        },
+
+        // When switching between facets, depending on the direction the cursor is
+        // coming from, the cursor in this facet's input field should match the original
+        // direction.
+        setCursorAtEnd : function(direction) {
+            if (direction == -1) {
+                this.box.setCursorPosition(this.box.val().length);
+            } else {
+                this.box.setCursorPosition(0);
+            }
+        },
+
+        // Deletes the facet and sends the cursor over to the nearest input field.
+        remove : function(e) {
+            var committed = this.model.get('value');
+            this.deselectFacet();
+            this.disableEdit();
+            this.app.searchQuery.remove(this.model);
+            if (committed && this.app.options.autosearch) {
+                this.search(e, -1);
+            } else {
+                this.app.searchBox.renderFacets();
+                this.app.searchBox.focusNextFacet(this, -1, {viewPosition: this.options.order});
+            }
+        },
+
+        // Selects the text in the facet's input field. When the user tabs between
+        // facets, convention is to highlight the entire field.
+        selectText: function() {
+            this.box.selectRange(0, this.box.val().length);
+        },
+
+        // Handles all keyboard inputs when in the facet's input field. This checks
+        // for movement between facets and inputs, entering a new value that needs
+        // to be autocompleted, as well as the removal of this facet.
+        keydown : function(e) {
+            var key = VS.app.hotkeys.key(e);
+
+            if (key == 'enter' && this.box.val()) {
+                this.disableEdit();
+                this.search(e);
+            } else if (key == 'left') {
+                if (this.modes.selected == 'is') {
+                    this.deselectFacet();
+                    this.app.searchBox.focusNextFacet(this, -1, {startAtEnd: -1});
+                } else if (this.box.getCursorPosition() == 0 && !this.box.getSelection().length) {
+                    this.selectFacet();
+                }
+            } else if (key == 'right') {
+                if (this.modes.selected == 'is') {
+                    e.preventDefault();
+                    this.deselectFacet();
+                    this.setCursorAtEnd(0);
+                    this.enableEdit();
+                } else if (this.box.getCursorPosition() == this.box.val().length) {
+                    e.preventDefault();
+                    this.disableEdit();
+                    this.app.searchBox.focusNextFacet(this, 1);
+                }
+            } else if (VS.app.hotkeys.shift && key == 'tab') {
+                e.preventDefault();
+                this.app.searchBox.focusNextFacet(this, -1, {
+                    startAtEnd  : -1,
+                    skipToFacet : true,
+                    selectText  : true
+                });
+            } else if (key == 'tab') {
+                e.preventDefault();
+                this.app.searchBox.focusNextFacet(this, 1, {
+                    skipToFacet : true,
+                    selectText  : true
+                });
+            } else if (VS.app.hotkeys.command && (e.which == 97 || e.which == 65)) {
+                e.preventDefault();
+                this.app.searchBox.selectAllFacets();
+                return false;
+            } else if (VS.app.hotkeys.printable(e) && this.modes.selected == 'is') {
+                this.app.searchBox.focusNextFacet(this, -1, {startAtEnd: -1});
+                this.remove(e);
+            } else if (key == 'backspace') {
+                $(document).on('keydown.backspace', function(e) {
+                    if (VS.app.hotkeys.key(e) === 'backspace') {
+                        e.preventDefault();
+                    }
+                });
+
+                $(document).on('keyup.backspace', function(e) {
+                    $(document).off('.backspace');
+                });
+
+                if (this.modes.selected == 'is') {
+                    e.preventDefault();
+                    this.remove(e);
+                } else if (this.box.getCursorPosition() == 0 &&
+                    !this.box.getSelection().length) {
+                    e.preventDefault();
+                    this.selectFacet();
+                }
+                e.stopPropagation();
+            }
+
+            // Handle paste events
+            if (e.which == null) {
+                // this.searchAutocomplete(e);
+                _.defer(_.bind(this.resize, this, e));
+            } else {
+                this.resize(e);
+            }
+        }
+
+    });
+
+})();
+
+(function() {
+
+    var $ = jQuery; // Handle namespaced jQuery
+
+// This is the visual search input that is responsible for creating new facets.
+// There is one input placed in between all facets.
+    VS.ui.SearchInput = Backbone.View.extend({
+
+        type : 'text',
+
+        className : 'search_input ui-menu',
+
+        events : {
+            'keypress input'  : 'keypress',
+            'keydown input'   : 'keydown',
+            'keyup input'     : 'keyup',
+            'click input'     : 'maybeTripleClick',
+            'dblclick input'  : 'startTripleClickTimer'
+        },
+
+        initialize : function(options) {
+            this.options = _.extend({}, this.options, options);
+
+            this.app = this.options.app;
+            this.flags = {
+                canClose : false
+            };
+            _.bindAll(this, 'removeFocus', 'addFocus', 'moveAutocomplete', 'deferDisableEdit');
+        },
+
+        // Rendering the input sets up autocomplete, events on focusing and blurring
+        // the input, and the auto-grow of the input.
+        render : function() {
+            $(this.el).html(JST['search_input']({
+                readOnly: this.app.options.readOnly
+            }));
+
+            this.setMode('not', 'editing');
+            this.setMode('not', 'selected');
+            this.box = this.$('input');
+            this.box.autoGrowInput();
+            this.box.bind('updated.autogrow', this.moveAutocomplete);
+            this.box.bind('blur',  this.deferDisableEdit);
+            this.box.bind('focus', this.addFocus);
+            this.setupAutocomplete();
+
+            return this;
+        },
+
+        // Watches the input and presents an autocompleted menu, taking the
+        // remainder of the input field and adding a separate facet for it.
+        //
+        // See `addTextFacetRemainder` for explanation on how the remainder works.
+        setupAutocomplete : function() {
+            this.box.autocomplete({
+                minLength : this.options.showFacets ? 0 : 1,
+                delay     : 50,
+                autoFocus : true,
+                position  : {offset : "0 -1"},
+                source    : _.bind(this.autocompleteValues, this),
+                // Prevent changing the input value on focus of an option
+                focus     : function() { return false; },
+                create    : _.bind(function(e, ui) {
+                    $(this.el).find('.ui-autocomplete-input').css('z-index','auto');
+                }, this),
+                select    : _.bind(function(e, ui) {
+                    e.preventDefault();
+                    // stopPropogation does weird things in jquery-ui 1.9
+                    // e.stopPropagation();
+                    var remainder = this.addTextFacetRemainder(ui.item.label || ui.item.value);
+                    var position  = this.options.position + (remainder ? 1 : 0);
+                    this.app.searchBox.addFacet(ui.item instanceof String ? ui.item : ui.item.value, '', position);
+                    return false;
+                }, this)
+            });
+
+            // Renders the results grouped by the categories they belong to.
+            this.box.data('autocomplete')._renderMenu = function(ul, items) {
+                var category = '';
+                _.each(items, _.bind(function(item, i) {
+                    if (item.category && item.category != category) {
+                        ul.append('<li class="ui-autocomplete-category">'+item.category+'</li>');
+                        category = item.category;
+                    }
+
+                    if(this._renderItemData) {
+                        this._renderItemData(ul, item);
+                    } else {
+                        this._renderItem(ul, item);
+                    }
+
+                }, this));
+            };
+
+            this.box.autocomplete('widget').addClass('VS-interface');
+        },
+
+        // Search terms used in the autocomplete menu. The values are matched on the
+        // first letter of any word in matches, and finally sorted according to the
+        // value's own category. You can pass `preserveOrder` as an option in the
+        // `facetMatches` callback to skip any further ordering done client-side.
+        autocompleteValues : function(req, resp) {
+            var searchTerm = req.term;
+            var lastWord   = searchTerm.match(/\w+\*?$/); // Autocomplete only last word.
+            var re         = VS.utils.inflector.escapeRegExp(lastWord && lastWord[0] || '');
+            this.app.options.callbacks.facetMatches(function(prefixes, options) {
+                options = options || {};
+                prefixes = prefixes || [];
+
+                // Only match from the beginning of the word.
+                var matcher    = new RegExp('^' + re, 'i');
+                var matches    = $.grep(prefixes, function(item) {
+                    return item && matcher.test(item.label || item);
+                });
+
+                if (options.preserveOrder) {
+                    resp(matches);
+                } else {
+                    resp(_.sortBy(matches, function(match) {
+                        if (match.label) return match.category + '-' + match.label;
+                        else             return match;
+                    }));
+                }
+            });
+
+        },
+
+        // Closes the autocomplete menu. Called on disabling, selecting, deselecting,
+        // and anything else that takes focus out of the facet's input field.
+        closeAutocomplete : function() {
+            var autocomplete = this.box.data('autocomplete');
+            if (autocomplete) autocomplete.close();
+        },
+
+        // As the input field grows, it may move to the next line in the
+        // search box. `autoGrowInput` triggers an `updated` event on the input
+        // field, which is bound to this method to move the autocomplete menu.
+        moveAutocomplete : function() {
+            var autocomplete = this.box.data('autocomplete');
+            if (autocomplete) {
+                autocomplete.menu.element.position({
+                    my        : "left top",
+                    at        : "left bottom",
+                    of        : this.box.data('autocomplete').element,
+                    collision : "none",
+                    offset    : '0 -1'
+                });
+            }
+        },
+
+        // When a user enters a facet and it is being edited, immediately show
+        // the autocomplete menu and size it to match the contents.
+        searchAutocomplete : function(e) {
+            var autocomplete = this.box.data('autocomplete');
+            if (autocomplete) {
+                var menu = autocomplete.menu.element;
+                autocomplete.search();
+
+                // Resize the menu based on the correctly measured width of what's bigger:
+                // the menu's original size or the menu items' new size.
+                menu.outerWidth(Math.max(
+                    menu.width('').outerWidth(),
+                    autocomplete.element.outerWidth()
+                ));
+            }
+        },
+
+        // If a user searches for "word word category", the category would be
+        // matched and autocompleted, and when selected, the "word word" would
+        // also be caught as the remainder and then added in its own facet.
+        addTextFacetRemainder : function(facetValue) {
+            var boxValue = this.box.val();
+            var lastWord = boxValue.match(/\b(\w+)$/);
+
+            if (!lastWord) {
+                return '';
+            }
+
+            var matcher = new RegExp(lastWord[0], "i");
+            if (facetValue.search(matcher) == 0) {
+                boxValue = boxValue.replace(/\b(\w+)$/, '');
+            }
+            boxValue = boxValue.replace('^\s+|\s+$', '');
+
+            if (boxValue) {
+                this.app.searchBox.addFacet(this.app.options.remainder, boxValue, this.options.position);
+            }
+
+            return boxValue;
+        },
+
+        // Directly called to focus the input. This is different from `addFocus`
+        // because this is not called by a focus event. This instead calls a
+        // focus event causing the input to become focused.
+        enableEdit : function(selectText) {
+            this.addFocus();
+            if (selectText) {
+                this.selectText();
+            }
+            this.box.focus();
+        },
+
+        // Event called on user focus on the input. Tells all other input and facets
+        // to give up focus, and starts revving the autocomplete.
+        addFocus : function() {
+            this.flags.canClose = false;
+            if (!this.app.searchBox.allSelected()) {
+                this.app.searchBox.disableFacets(this);
+            }
+            this.app.searchBox.addFocus();
+            this.setMode('is', 'editing');
+            this.setMode('not', 'selected');
+            if (!this.app.searchBox.allSelected()) {
+                this.searchAutocomplete();
+            }
+        },
+
+        // Directly called to blur the input. This is different from `removeFocus`
+        // because this is not called by a blur event.
+        disableEdit : function() {
+            this.box.blur();
+            this.removeFocus();
+        },
+
+        // Event called when user blur's the input, either through the keyboard tabbing
+        // away or the mouse clicking off. Cleans up
+        removeFocus : function() {
+            this.flags.canClose = false;
+            this.app.searchBox.removeFocus();
+            this.setMode('not', 'editing');
+            this.setMode('not', 'selected');
+            this.closeAutocomplete();
+        },
+
+        // When the user blurs the input, they may either be going to another input
+        // or off the search box entirely. If they go to another input, this facet
+        // will be instantly disabled, and the canClose flag will be turned back off.
+        //
+        // However, if the user clicks elsewhere on the page, this method starts a timer
+        // that checks if any of the other inputs are selected or are being edited. If
+        // not, then it can finally close itself and its autocomplete menu.
+        deferDisableEdit : function() {
+            this.flags.canClose = true;
+            _.delay(_.bind(function() {
+                if (this.flags.canClose &&
+                    !this.box.is(':focus') &&
+                    this.modes.editing == 'is') {
+                    this.disableEdit();
+                }
+            }, this), 250);
+        },
+
+        // Starts a timer that will cause a triple-click, which highlights all facets.
+        startTripleClickTimer : function() {
+            this.tripleClickTimer = setTimeout(_.bind(function() {
+                this.tripleClickTimer = null;
+            }, this), 500);
+        },
+
+        // Event on click that checks if a triple click is in play. The
+        // `tripleClickTimer` is counting down, ready to be engaged and intercept
+        // the click event to force a select all instead.
+        maybeTripleClick : function(e) {
+            if (this.app.options.readOnly) return;
+            if (!!this.tripleClickTimer) {
+                e.preventDefault();
+                this.app.searchBox.selectAllFacets();
+                return false;
+            }
+        },
+
+        // Is the user currently focused in the input field?
+        isFocused : function() {
+            return this.box.is(':focus');
+        },
+
+        // When serializing the facets, the inputs need to also have their values represented,
+        // in case they contain text that is not yet faceted (but will be once the search is
+        // completed).
+        value : function() {
+            return this.box.val();
+        },
+
+        // When switching between facets and inputs, depending on the direction the cursor
+        // is coming from, the cursor in this facet's input field should match the original
+        // direction.
+        setCursorAtEnd : function(direction) {
+            if (direction == -1) {
+                this.box.setCursorPosition(this.box.val().length);
+            } else {
+                this.box.setCursorPosition(0);
+            }
+        },
+
+        // Selects the entire range of text in the input. Useful when tabbing between inputs
+        // and facets.
+        selectText : function() {
+            this.box.selectRange(0, this.box.val().length);
+            if (!this.app.searchBox.allSelected()) {
+                this.box.focus();
+            } else {
+                this.setMode('is', 'selected');
+            }
+        },
+
+        // Before the searchBox performs a search, we need to close the
+        // autocomplete menu.
+        search : function(e, direction) {
+            if (!direction) direction = 0;
+            this.closeAutocomplete();
+            this.app.searchBox.searchEvent(e);
+            _.defer(_.bind(function() {
+                this.app.searchBox.focusNextFacet(this, direction);
+            }, this));
+        },
+
+        // Callback fired on key press in the search box. We search when they hit return.
+        keypress : function(e) {
+            var key = VS.app.hotkeys.key(e);
+
+            if (key == 'enter') {
+                return this.search(e, 100);
+            } else if (VS.app.hotkeys.colon(e)) {
+                this.box.trigger('resize.autogrow', e);
+                var query    = this.box.val();
+                var prefixes = [];
+                this.app.options.callbacks.facetMatches(function(p) {
+                    prefixes = p;
+                });
+                var labels   = _.map(prefixes, function(prefix) {
+                    if (prefix.label) return prefix.label;
+                    else              return prefix;
+                });
+                if (_.contains(labels, query)) {
+                    e.preventDefault();
+                    var remainder = this.addTextFacetRemainder(query);
+                    var position  = this.options.position + (remainder?1:0);
+                    this.app.searchBox.addFacet(query, '', position);
+                    return false;
+                }
+            } else if (key == 'backspace') {
+                if (this.box.getCursorPosition() == 0 && !this.box.getSelection().length) {
+                    e.preventDefault();
+                    e.stopPropagation();
+                    e.stopImmediatePropagation();
+                    this.app.searchBox.resizeFacets();
+                    return false;
+                }
+            }
+        },
+
+        // Handles all keyboard inputs when in the input field. This checks
+        // for movement between facets and inputs, entering a new value that needs
+        // to be autocompleted, as well as stepping between facets with backspace.
+        keydown : function(e) {
+            var key = VS.app.hotkeys.key(e);
+
+            if (key == 'left') {
+                if (this.box.getCursorPosition() == 0) {
+                    e.preventDefault();
+                    this.app.searchBox.focusNextFacet(this, -1, {startAtEnd: -1});
+                }
+            } else if (key == 'right') {
+                if (this.box.getCursorPosition() == this.box.val().length) {
+                    e.preventDefault();
+                    this.app.searchBox.focusNextFacet(this, 1, {selectFacet: true});
+                }
+            } else if (VS.app.hotkeys.shift && key == 'tab') {
+                e.preventDefault();
+                this.app.searchBox.focusNextFacet(this, -1, {selectText: true});
+            } else if (key == 'tab') {
+                var value = this.box.val();
+                if (value.length) {
+                    e.preventDefault();
+                    var remainder = this.addTextFacetRemainder(value);
+                    var position  = this.options.position + (remainder?1:0);
+                    if (value != remainder) {
+                        this.app.searchBox.addFacet(value, '', position);
+                    }
+                } else {
+                    var foundFacet = this.app.searchBox.focusNextFacet(this, 0, {
+                        skipToFacet: true,
+                        selectText: true
+                    });
+                    if (foundFacet) {
+                        e.preventDefault();
+                    }
+                }
+            } else if (VS.app.hotkeys.command &&
+                String.fromCharCode(e.which).toLowerCase() == 'a') {
+                e.preventDefault();
+                this.app.searchBox.selectAllFacets();
+                return false;
+            } else if (key == 'backspace' && !this.app.searchBox.allSelected()) {
+                if (this.box.getCursorPosition() == 0 && !this.box.getSelection().length) {
+                    e.preventDefault();
+                    this.app.searchBox.focusNextFacet(this, -1, {backspace: true});
+                    return false;
+                }
+            } else if (key == 'end') {
+                var view = this.app.searchBox.inputViews[this.app.searchBox.inputViews.length-1];
+                view.setCursorAtEnd(-1);
+            } else if (key == 'home') {
+                var view = this.app.searchBox.inputViews[0];
+                view.setCursorAtEnd(-1);
+            }
+
+        },
+
+        // We should get the value of an input should be done
+        // on keyup since keydown gets the previous value and not the current one
+        keyup : function(e) {
+            this.box.trigger('resize.autogrow', e);
+        }
+
+    });
+
+})();
+
+(function(){
+
+    var $ = jQuery; // Handle namespaced jQuery
+
+    // Makes the view enter a mode. Modes have both a 'mode' and a 'group',
+    // and are mutually exclusive with any other modes in the same group.
+    // Setting will update the view's modes hash, as well as set an HTML class
+    // of *[mode]_[group]* on the view's element. Convenient way to swap styles
+    // and behavior.
+    Backbone.View.prototype.setMode = function(mode, group) {
+        this.modes || (this.modes = {});
+        if (this.modes[group] === mode) return;
+        $(this.el).setMode(mode, group);
+        this.modes[group] = mode;
+    };
+
+})();
+(function() {
+
+    var $ = jQuery; // Handle namespaced jQuery
+
+// DocumentCloud workspace hotkeys. To tell if a key is currently being pressed,
+// just ask `VS.app.hotkeys.[key]` on `keypress`, or ask `VS.app.hotkeys.key(e)`
+// on `keydown`.
+//
+// For the most headache-free way to use this utility, check modifier keys,
+// like shift and command, with `VS.app.hotkeys.shift`, and check every other
+// key with `VS.app.hotkeys.key(e) == 'key_name'`.
+    VS.app.hotkeys = {
+
+        // Keys that will be mapped to the `hotkeys` namespace.
+        KEYS: {
+            '16':  'shift',
+            '17':  'command',
+            '91':  'command',
+            '93':  'command',
+            '224': 'command',
+            '13':  'enter',
+            '37':  'left',
+            '38':  'upArrow',
+            '39':  'right',
+            '40':  'downArrow',
+            '46':  'delete',
+            '8':   'backspace',
+            '35':  'end',
+            '36':  'home',
+            '9':   'tab',
+            '188': 'comma'
+        },
+
+        // Binds global keydown and keyup events to listen for keys that match `this.KEYS`.
+        initialize : function() {
+            _.bindAll(this, 'down', 'up', 'blur');
+            $(document).bind('keydown', this.down);
+            $(document).bind('keyup', this.up);
+            $(window).bind('blur', this.blur);
+        },
+
+        // On `keydown`, turn on all keys that match.
+        down : function(e) {
+            var key = this.KEYS[e.which];
+            if (key) this[key] = true;
+        },
+
+        // On `keyup`, turn off all keys that match.
+        up : function(e) {
+            var key = this.KEYS[e.which];
+            if (key) this[key] = false;
+        },
+
+        // If an input is blurred, all keys need to be turned off, since they are no longer
+        // able to modify the document.
+        blur : function(e) {
+            for (var key in this.KEYS) this[this.KEYS[key]] = false;
+        },
+
+        // Check a key from an event and return the common english name.
+        key : function(e) {
+            return this.KEYS[e.which];
+        },
+
+        // Colon is special, since the value is different between browsers.
+        colon : function(e) {
+            var charCode = e.which;
+            return charCode && String.fromCharCode(charCode) == ":";
+        },
+
+        // Check a key from an event and match it against any known characters.
+        // The `keyCode` is different depending on the event type: `keydown` vs. `keypress`.
+        //
+        // These were determined by looping through every `keyCode` and `charCode` that
+        // resulted from `keydown` and `keypress` events and counting what was printable.
+        printable : function(e) {
+            var code = e.which;
+            if (e.type == 'keydown') {
+                if (code == 32 ||                      // space
+                    (code >= 48 && code <= 90) ||      // 0-1a-z
+                    (code >= 96 && code <= 111) ||     // 0-9+-/*.
+                    (code >= 186 && code <= 192) ||    // ;=,-./^
+                    (code >= 219 && code <= 222)) {    // (\)'
+                    return true;
+                }
+            } else {
+                // [space]!"#$%&'()*+,-.0-9:;<=>?@A-Z[\]^_`a-z{|} and unicode characters
+                if ((code >= 32 && code <= 126)  ||
+                    (code >= 160 && code <= 500) ||
+                    (String.fromCharCode(code) == ":")) {
+                    return true;
+                }
+            }
+            return false;
+        }
+
+    };
+
+})();
+(function() {
+
+    var $ = jQuery; // Handle namespaced jQuery
+
+// Naive English transformations on words. Only used for a few transformations
+// in VisualSearch.js.
+    VS.utils.inflector = {
+
+        // Delegate to the ECMA5 String.prototype.trim function, if available.
+        trim : function(s) {
+            return s.trim ? s.trim() : s.replace(/^\s+|\s+$/g, '');
+        },
+
+        // Escape strings that are going to be used in a regex. Escapes punctuation
+        // that would be incorrect in a regex.
+        escapeRegExp : function(s) {
+            return s.replace(/([.*+?^${}()|[\]\/\\])/g, '\\$1');
+        }
+    };
+
+})();
+(function() {
+
+    var $ = jQuery; // Handle namespaced jQuery
+
+    $.fn.extend({
+
+        // Makes the selector enter a mode. Modes have both a 'mode' and a 'group',
+        // and are mutually exclusive with any other modes in the same group.
+        // Setting will update the view's modes hash, as well as set an HTML class
+        // of *[mode]_[group]* on the view's element. Convenient way to swap styles
+        // and behavior.
+        setMode : function(state, group) {
+            group    = group || 'mode';
+            var re   = new RegExp("\\w+_" + group + "(\\s|$)", 'g');
+            var mode = (state === null) ? "" : state + "_" + group;
+            this.each(function() {
+                this.className = (this.className.replace(re, '')+' '+mode)
+                    .replace(/\s\s/g, ' ');
+            });
+            return mode;
+        },
+
+        // When attached to an input element, this will cause the width of the input
+        // to match its contents. This calculates the width of the contents of the input
+        // by measuring a hidden shadow div that should match the styling of the input.
+        autoGrowInput: function() {
+            return this.each(function() {
+                var $input  = $(this);
+                var $tester = $('<div />').css({
+                    opacity     : 0,
+                    top         : -9999,
+                    left        : -9999,
+                    position    : 'absolute',
+                    whiteSpace  : 'nowrap'
+                }).addClass('VS-input-width-tester').addClass('VS-interface');
+
+                // Watch for input value changes on all of these events. `resize`
+                // event is called explicitly when the input has been changed without
+                // a single keypress.
+                var events = 'keydown.autogrow keypress.autogrow ' +
+                    'resize.autogrow change.autogrow';
+                $input.next('.VS-input-width-tester').remove();
+                $input.after($tester);
+                $input.unbind(events).bind(events, function(e, realEvent) {
+                    if (realEvent) e = realEvent;
+                    var value = $input.val();
+
+                    // Watching for the backspace key is tricky because it may not
+                    // actually be deleting the character, but instead the key gets
+                    // redirected to move the cursor from facet to facet.
+                    if (VS.app.hotkeys.key(e) == 'backspace') {
+                        var position = $input.getCursorPosition();
+                        if (position > 0) value = value.slice(0, position-1) +
+                        value.slice(position, value.length);
+                    } else if (VS.app.hotkeys.printable(e) &&
+                        !VS.app.hotkeys.command) {
+                        value += String.fromCharCode(e.which);
+                    }
+                    value = value.replace(/&/g, '&amp;')
+                        .replace(/\s/g,'&nbsp;')
+                        .replace(/</g, '&lt;')
+                        .replace(/>/g, '&gt;');
+
+                    $tester.html(value);
+
+                    $input.width($tester.width() + 3 + parseInt($input.css('min-width')));
+                    $input.trigger('updated.autogrow');
+                });
+
+                // Sets the width of the input on initialization.
+                $input.trigger('resize.autogrow');
+            });
+        },
+
+
+        // Cross-browser method used for calculating where the cursor is in an
+        // input field.
+        getCursorPosition: function() {
+            var position = 0;
+            var input    = this.get(0);
+
+            if (document.selection) { // IE
+                input.focus();
+                var sel    = document.selection.createRange();
+                var selLen = document.selection.createRange().text.length;
+                sel.moveStart('character', -input.value.length);
+                position   = sel.text.length - selLen;
+            } else if (input && $(input).is(':visible') &&
+                input.selectionStart != null) { // Firefox/Safari
+                position = input.selectionStart;
+            }
+
+            return position;
+        },
+
+        // A simple proxy for `selectRange` that sets the cursor position in an
+        // input field.
+        setCursorPosition: function(position) {
+            return this.each(function() {
+                return $(this).selectRange(position, position);
+            });
+        },
+
+        // Cross-browser way to select text in an input field.
+        selectRange: function(start, end) {
+            return this.filter(':visible').each(function() {
+                if (this.setSelectionRange) { // FF/Webkit
+                    this.focus();
+                    this.setSelectionRange(start, end);
+                } else if (this.createTextRange) { // IE
+                    var range = this.createTextRange();
+                    range.collapse(true);
+                    range.moveEnd('character', end);
+                    range.moveStart('character', start);
+                    if (end - start >= 0) range.select();
+                }
+            });
+        },
+
+        // Returns an object that contains the text selection range values for
+        // an input field.
+        getSelection: function() {
+            var input = this[0];
+
+            if (input.selectionStart != null) { // FF/Webkit
+                var start = input.selectionStart;
+                var end   = input.selectionEnd;
+                return {
+                    start   : start,
+                    end     : end,
+                    length  : end-start,
+                    text    : input.value.substr(start, end-start)
+                };
+            } else if (document.selection) { // IE
+                var range = document.selection.createRange();
+                if (range) {
+                    var textRange = input.createTextRange();
+                    var copyRange = textRange.duplicate();
+                    textRange.moveToBookmark(range.getBookmark());
+                    copyRange.setEndPoint('EndToStart', textRange);
+                    var start = copyRange.text.length;
+                    var end   = start + range.text.length;
+                    return {
+                        start   : start,
+                        end     : end,
+                        length  : end-start,
+                        text    : range.text
+                    };
+                }
+            }
+            return {start: 0, end: 0, length: 0};
+        }
+
+    });
+
+// Debugging in Internet Explorer. This allows you to use
+// `console.log(['message', var1, var2, ...])`. Just remove the `false` and
+// add your console.logs. This will automatically stringify objects using
+// `JSON.stringify', so you can read what's going out. Think of this as a
+// *Diet Firebug Lite Zero with Lemon*.
+    if (false) {
+        window.console = {};
+        var _$ied;
+        window.console.log = function(msg) {
+            if (_.isArray(msg)) {
+                var message = msg[0];
+                var vars = _.map(msg.slice(1), function(arg) {
+                    return JSON.stringify(arg);
+                }).join(' - ');
+            }
+            if(!_$ied){
+                _$ied = $('<div><ol></ol></div>').css({
+                    'position': 'fixed',
+                    'bottom': 10,
+                    'left': 10,
+                    'zIndex': 20000,
+                    'width': $('body').width() - 80,
+                    'border': '1px solid #000',
+                    'padding': '10px',
+                    'backgroundColor': '#fff',
+                    'fontFamily': 'arial,helvetica,sans-serif',
+                    'fontSize': '11px'
+                });
+                $('body').append(_$ied);
+            }
+            var $message = $('<li>'+message+' - '+vars+'</li>').css({
+                'borderBottom': '1px solid #999999'
+            });
+            _$ied.find('ol').append($message);
+            _.delay(function() {
+                $message.fadeOut(500);
+            }, 5000);
+        };
+
+    }
+
+})();
+
+(function() {
+
+    var $ = jQuery; // Handle namespaced jQuery
+
+// Used to extract keywords and facets from the free text search.
+    var QUOTES_RE   = "('[^']+'|\"[^\"]+\")";
+    var FREETEXT_RE = "('[^']+'|\"[^\"]+\"|[^'\"\\s]\\S*)";
+    var CATEGORY_RE = FREETEXT_RE +                     ':\\s*';
+    VS.app.SearchParser = {
+
+        // Matches `category: "free text"`, with and without quotes.
+        ALL_FIELDS : new RegExp(CATEGORY_RE + FREETEXT_RE, 'g'),
+
+        // Matches a single category without the text. Used to correctly extract facets.
+        CATEGORY   : new RegExp(CATEGORY_RE),
+
+        // Called to parse a query into a collection of `SearchFacet` models.
+        parse : function(instance, query) {
+            var searchFacets = this._extractAllFacets(instance, query);
+            instance.searchQuery.reset(searchFacets);
+            return searchFacets;
+        },
+
+        // Walks the query and extracts facets, categories, and free text.
+        _extractAllFacets : function(instance, query) {
+            var facets = [];
+            var originalQuery = query;
+            while (query) {
+                var category, value;
+                originalQuery = query;
+                var field = this._extractNextField(query);
+                if (!field) {
+                    category = instance.options.remainder;
+                    value    = this._extractSearchText(query);
+                    query    = VS.utils.inflector.trim(query.replace(value, ''));
+                } else if (field.indexOf(':') != -1) {
+                    category = field.match(this.CATEGORY)[1].replace(/(^['"]|['"]$)/g, '');
+                    value    = field.replace(this.CATEGORY, '').replace(/(^['"]|['"]$)/g, '');
+                    query    = VS.utils.inflector.trim(query.replace(field, ''));
+                } else if (field.indexOf(':') == -1) {
+                    category = instance.options.remainder;
+                    value    = field;
+                    query    = VS.utils.inflector.trim(query.replace(value, ''));
+                }
+
+                if (category && value) {
+                    var searchFacet = new VS.model.SearchFacet({
+                        category : category,
+                        value    : VS.utils.inflector.trim(value),
+                        app      : instance
+                    });
+                    facets.push(searchFacet);
+                }
+                if (originalQuery == query) break;
+            }
+
+            return facets;
+        },
+
+        // Extracts the first field found, capturing any free text that comes
+        // before the category.
+        _extractNextField : function(query) {
+            var textRe = new RegExp('^\\s*(\\S+)\\s+(?=' + QUOTES_RE + FREETEXT_RE + ')');
+            var textMatch = query.match(textRe);
+            if (textMatch && textMatch.length >= 1) {
+                return textMatch[1];
+            } else {
+                return this._extractFirstField(query);
+            }
+        },
+
+        // If there is no free text before the facet, extract the category and value.
+        _extractFirstField : function(query) {
+            var fields = query.match(this.ALL_FIELDS);
+            return fields && fields.length && fields[0];
+        },
+
+        // If the found match is not a category and facet, extract the trimmed free text.
+        _extractSearchText : function(query) {
+            query = query || '';
+            var text = VS.utils.inflector.trim(query.replace(this.ALL_FIELDS, ''));
+            return text;
+        }
+
+    };
+
+})();
+
+(function() {
+
+    var $ = jQuery; // Handle namespaced jQuery
+
+// The model that holds individual search facets and their categories.
+// Held in a collection by `VS.app.searchQuery`.
+    VS.model.SearchFacet = Backbone.Model.extend({
+
+        // Extract the category and value and serialize it in preparation for
+        // turning the entire searchBox into a search query that can be sent
+        // to the server for parsing and searching.
+        serialize : function() {
+            var category = this.quoteCategory(this.get('category'));
+            var value    = VS.utils.inflector.trim(this.get('value'));
+            var remainder = this.get("app").options.remainder;
+
+            if (!value) return '';
+
+            if (!_.contains(this.get("app").options.unquotable || [], category) && category != remainder) {
+                value = this.quoteValue(value);
+            }
+
+            if (category != remainder) {
+                category = category + ': ';
+            } else {
+                category = "";
+            }
+            return category + value;
+        },
+
+        // Wrap categories that have spaces or any kind of quote with opposite matching
+        // quotes to preserve the complex category during serialization.
+        quoteCategory : function(category) {
+            var hasDoubleQuote = (/"/).test(category);
+            var hasSingleQuote = (/'/).test(category);
+            var hasSpace       = (/\s/).test(category);
+
+            if (hasDoubleQuote && !hasSingleQuote) {
+                return "'" + category + "'";
+            } else if (hasSpace || (hasSingleQuote && !hasDoubleQuote)) {
+                return '"' + category + '"';
+            } else {
+                return category;
+            }
+        },
+
+        // Wrap values that have quotes in opposite matching quotes. If a value has
+        // both single and double quotes, just use the double quotes.
+        quoteValue : function(value) {
+            var hasDoubleQuote = (/"/).test(value);
+            var hasSingleQuote = (/'/).test(value);
+
+            if (hasDoubleQuote && !hasSingleQuote) {
+                return "'" + value + "'";
+            } else {
+                return '"' + value + '"';
+            }
+        },
+
+        // If provided, use a custom label instead of the raw value.
+        label : function() {
+            return this.get('label') || this.get('value');
+        }
+
+    });
+
+})();
+(function() {
+
+    var $ = jQuery; // Handle namespaced jQuery
+
+// Collection which holds all of the individual facets (category: value).
+// Used for finding and removing specific facets.
+    VS.model.SearchQuery = Backbone.Collection.extend({
+
+        // Model holds the category and value of the facet.
+        model : VS.model.SearchFacet,
+
+        // Turns all of the facets into a single serialized string.
+        serialize : function() {
+            return this.map(function(facet){ return facet.serialize(); }).join(' ');
+        },
+
+        facets : function() {
+            return this.map(function(facet) {
+                var value = {};
+                value[facet.get('category')] = facet.get('value');
+                return value;
+            });
+        },
+
+        // Find a facet by its category. Multiple facets with the same category
+        // is fine, but only the first is returned.
+        find : function(category) {
+            var facet = this.detect(function(facet) {
+                return facet.get('category').toLowerCase() == category.toLowerCase();
+            });
+            return facet && facet.get('value');
+        },
+
+        // Counts the number of times a specific category is in the search query.
+        count : function(category) {
+            return this.select(function(facet) {
+                return facet.get('category').toLowerCase() == category.toLowerCase();
+            }).length;
+        },
+
+        // Returns an array of extracted values from each facet in a category.
+        values : function(category) {
+            var facets = this.select(function(facet) {
+                return facet.get('category').toLowerCase() == category.toLowerCase();
+            });
+            return _.map(facets, function(facet) { return facet.get('value'); });
+        },
+
+        // Checks all facets for matches of either a category or both category and value.
+        has : function(category, value) {
+            return this.any(function(facet) {
+                var categoryMatched = facet.get('category').toLowerCase() == category.toLowerCase();
+                if (!value) return categoryMatched;
+                return categoryMatched && facet.get('value') == value;
+            });
+        },
+
+        // Used to temporarily hide specific categories and serialize the search query.
+        withoutCategory : function() {
+            var categories = _.map(_.toArray(arguments), function(cat) { return cat.toLowerCase(); });
+            return this.map(function(facet) {
+                if (!_.include(categories, facet.get('category').toLowerCase())) {
+                    return facet.serialize();
+                };
+            }).join(' ');
+        }
+
+    });
+
+})();
+(function(){
+    window.JST = window.JST || {};
+
+    window.JST['search_box'] = _.template('<div class="VS-search <% if (readOnly) { %>VS-readonly<% } %>">\n  <div class="VS-search-box-wrapper VS-search-box">\n    <div class="VS-icon VS-icon-search"></div>\n    <div class="VS-placeholder"></div>\n    <div class="VS-search-inner"></div>\n    <div class="VS-icon VS-icon-cancel VS-cancel-search-box" title="clear search"></div>\n  </div>\n</div>');
+    window.JST['search_facet'] = _.template('<% if (model.has(\'category\')) { %>\n  <div class="category"><%= model.get(\'category\') %>:</div>\n<% } %>\n\n<div class="search_facet_input_container">\n  <input type="text" class="search_facet_input ui-menu VS-interface" value="" <% if (readOnly) { %>disabled="disabled"<% } %> />\n</div>\n\n<div class="search_facet_remove VS-icon VS-icon-cancel"></div>');
+    window.JST['search_input'] = _.template('<input type="text" class="ui-menu" <% if (readOnly) { %>disabled="disabled"<% } %> />');
+})();
\ No newline at end of file


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