UnitsTenantsPager.js

this.parseUnits = function() {
		if(this.jsonResultsReady === false) return;

		if(this.currentResult && this.nResults)
			if(this.currentResult >= this.nResults) return;

		//for pager:
		var showStart = this.currentResult + 1,
			showEnd = this.currentResult + itemsPerResponse;
		
		var counter = 0,
			unitList = "";

		//query our json
		var filterUnits = function(units) {
			var json = _.clone(units),
				searchPattern = null,
				keyValueRegex = /(\w*:\w+)/g,
				splitSearch = _.without(that.searchQuery.split(keyValueRegex), "");

			function match(s) {
				s = String(s); //must be string to use match
				return (s) ? s.match(searchPattern) : false;
			}

			function containsMatch(object, filter) {
				searchPattern = new RegExp('(' + RegExp.escape(filter) + ')', "ig");

				return _.chain(object)
						.crush()
						.reject(_.isUndefined)
						.any(match).value();
			}

			function hasKeyValueMatch(key, value) {
				return _.filter(json, function(object) {
					return (_.has(object, key) && (eval("object." + key) == value));
				});
			}

			function filterJson(filterStr) {
				return _.filter(json, function(object) {
					return (containsMatch(object, filterStr) ||
						_.contains(filterStr, object.tags //check units tag array
							|| (filterStr == "Pending Tenants" && object.pendingTenantsCount > 0)
							|| (filterStr == "Lacking Management Fee" && object.lackingManagementFee == 1)
							|| filterStr.length === 0)
						);
				});
			}

			//loop over search items ["string", "key:value"]
			_.each(splitSearch, function(keyValueOrSearch) {
				keyValueOrSearch = keyValueOrSearch.trim();

				if(keyValueOrSearch.match(keyValueRegex)) {
					var keyValue = keyValueOrSearch.split(/:/);
					json = hasKeyValueMatch(keyValue[0], keyValue[1]);
				} else {
					json = filterJson(keyValueOrSearch);
				}
			});

			//custom filtering
			json = _.filter(json, function(object) {
				if(that.filterBy == "filter-available" && object.available !== 1)
					return false;
				if(that.filterBy == "filter-past-due" && object.pastDue !== 1)
					return false;
				if(that.filterBy == "filter-renewals" && object.renewals !== 1)
					return false;

				if(that.minBeds !== null && that.minBeds > object.bedrooms && object.bedrooms > 0)
					return false;
				if(that.minBaths !== null && that.minBaths > object.bathrooms && object.bathrooms > 0)
					return false;
				if(that.minSqFt !== null && that.minSqFt > object.sqft && object.sqft.length > 0)
					return false;

				if(that.priceMin !== null && that.priceMin > object.desiredRent && object.desiredRent > 0)
					return false;
				if(that.priceMax !== null && that.priceMax < object.desiredRent && object.desiredRent > 0)
					return false;

				//if nothing returned false above, it's a keeper
				return true;
			});

			return json;
		};

		_.each(filterUnits(this.jsonResults.units), function(unit) {
			//for pager:
			counter++;
			if(showStart > counter || showEnd < counter)
				return;

			that.currentResult++;

			unitList += that.addUnitTenants(unit, false);
		});

		this.containerEl.append(unitList);
		
		//reset currentResult if nothing regex
		if(counter === 0)
			this.currentResult = 0;
		else if(counter === 1) {
			$("#units-list > li").attr("id","selected"); // if only one result, select it
			setupSelectChangeEvents($("#units-list > li")); //you have to add evt handler here since they will not click it
		}
			
		//for pager:
		this.nResults = counter;
		this.setupPageNav();
	};