--- /dev/null
+'use strict';
+
+/**
+ * TODO (stephana@): This is still work in progress.
+ * It does not offer the same functionality as the current version, but
+ * will serve as the starting point for a new backend.
+ * It works with the current backend, but does not support rebaselining.
+ */
+
+/*
+ * Wrap everything into an IIFE to not polute the global namespace.
+ */
+(function () {
+
+ // Declare app level module which contains everything of the current app.
+ // ui.bootstrap refers to directives defined in the AngularJS Bootstrap
+ // UI package (http://angular-ui.github.io/bootstrap/).
+ var app = angular.module('rbtApp', ['ngRoute', 'ui.bootstrap']);
+
+ // Configure the different within app views.
+ app.config(['$routeProvider', function($routeProvider) {
+ $routeProvider.when('/', {templateUrl: 'partials/index-view.html',
+ controller: 'IndexCtrl'});
+ $routeProvider.when('/view', {templateUrl: 'partials/rebaseline-view.html',
+ controller: 'RebaselineCrtrl'});
+ $routeProvider.otherwise({redirectTo: '/'});
+ }]);
+
+
+ // TODO (stephana): Some of these constants are 'gm' specific. In the
+ // next iteration we need to remove those as we move the more generic
+ // 'dm' testing tool.
+ //
+ // Shared constants used here and in the markup. These are exported when
+ // when used by a controller.
+ var c = {
+ // Define different view states as we load the data.
+ ST_LOADING: 1,
+ ST_STILL_LOADING: 2,
+ ST_READY: 3,
+
+ // These column types are used by the Column class.
+ COL_T_FILTER: 'filter',
+ COL_T_IMAGE: 'image',
+ COL_T_REGULAR: 'regular',
+
+ // Request parameters used to select between subsets of results.
+ RESULTS_ALL: 'all',
+ RESULTS_FAILURES: 'failures',
+
+ // Filter types are used by the Column class.
+ FILTER_FREE_FORM: 'free_form',
+ FILTER_CHECK_BOX: 'checkbox',
+
+ // Columns either provided by the backend response or added in code.
+ // TODO (stephana): This should go away once we switch to 'dm'.
+ COL_BUGS: 'bugs',
+ COL_IGNORE_FAILURE: 'ignore-failure',
+ COL_REVIEWED_BY_HUMANS: 'reviewed-by-human',
+
+ // Defines the order in which image columns appear.
+ // TODO (stephana@): needs to be driven by backend data.
+ IMG_COL_ORDER: [
+ {
+ key: 'imageA',
+ urlField: ['imageAUrl']
+ },
+ {
+ key: 'imageB',
+ urlField: ['imageBUrl']
+ },
+ {
+ key: 'whiteDiffs',
+ urlField: ['differenceData', 'whiteDiffUrl'],
+ percentField: ['differenceData', 'percentDifferingPixels'],
+ valueField: ['differenceData', 'numDifferingPixels']
+ },
+ {
+ key: 'diffs',
+ urlField: ['differenceData', 'diffUrl'],
+ percentField: ['differenceData', 'perceptualDifference'],
+ valueField: ['differenceData', 'maxDiffPerChannel']
+ }
+ ],
+
+ // Choice of availabe image size selection.
+ IMAGE_SIZES: [
+ 100,
+ 200,
+ 400
+ ],
+
+ // Choice of available number of records selection.
+ MAX_RECORDS: [
+ '100',
+ '200',
+ '300'
+ ]
+ }; // end constants
+
+ /*
+ * Index Controller
+ */
+ // TODO (stephana): Remove $timeout since it only simulates loading delay.
+ app.controller('IndexCtrl', ['$scope', '$timeout', 'dataService',
+ function($scope, $timeout, dataService) {
+ // init the scope
+ $scope.c = c;
+ $scope.state = c.ST_LOADING;
+ $scope.qStr = dataService.getQueryString;
+
+ // TODO (stephana): Remove and replace with index data generated by the
+ // backend to reflect the current "known" image sets to compare.
+ $scope.allSKPs = [
+ {
+ params: {
+ setBSection: 'actual-results',
+ setASection: 'expected-results',
+ setBDir: 'gs://chromium-skia-skp-summaries/' +
+ 'Test-Mac10.8-MacMini4.1-GeForce320M-x86_64-Debug',
+ setADir: 'repo:expectations/skp/' +
+ 'Test-Mac10.8-MacMini4.1-GeForce320M-x86_64-Debug'
+ },
+ title: 'expected vs actuals on ' +
+ 'Test-Mac10.8-MacMini4.1-GeForce320M-x86_64-Debug'
+ },
+ {
+ params: {
+ setBSection: 'actual-results',
+ setASection: 'expected-results',
+ setBDir: 'gs://chromium-skia-skp-summaries/' +
+ 'Test-Ubuntu12-ShuttleA-GTX660-x86-Release',
+ setADir: 'repo:expectations/skp/'+
+ 'Test-Ubuntu12-ShuttleA-GTX660-x86-Release'
+ },
+ title: 'expected vs actuals on Test-Ubuntu12-ShuttleA-GTX660-x86-Release'
+ },
+ {
+ params: {
+ setBSection: 'actual-results',
+ setASection: 'actual-results',
+ setBDir: 'gs://chromium-skia-skp-summaries/' +
+ 'Test-Ubuntu12-ShuttleA-GTX660-x86-Release',
+ setADir: 'gs://chromium-skia-skp-summaries/' +
+ 'Test-Mac10.8-MacMini4.1-GeForce320M-x86_64-Debug'
+ },
+ title: 'Actuals on Test-Mac10.8-MacMini4.1-GeForce320M-x86_64-Debug ' +
+ 'vs Test-Ubuntu12-ShuttleA-GTX660-x86-Release'
+ }
+ ];
+
+ // TODO (stephana): Remove this once we load index data from the server.
+ $timeout(function () {
+ $scope.state = c.ST_READY;
+ });
+ }]);
+
+ /*
+ * RebaselineCtrl
+ * Controls the main comparison view.
+ *
+ * @param {service} dataService Service that encapsulates functions to
+ * retrieve data from the backend.
+ *
+ */
+ app.controller('RebaselineCrtrl', ['$scope', '$timeout', 'dataService',
+ function($scope, $timeout, dataService) {
+ // determine which to request
+ // TODO (stephana): This should be extracted from the query parameters.
+ var target = c.TARGET_GM;
+
+ // process the rquest arguments
+ // TODO (stephana): This should be determined from the query parameters.
+ var loadFn = dataService.loadAll;
+
+ // controller state variables
+ var allData = null;
+ var filterFuncs = null;
+ var currentData = null;
+ var selectedData = null;
+
+ // Index of the column that should provide the sort key
+ var sortByIdx = 0;
+
+ // Sort in asending (true) or descending (false) order
+ var sortOrderAsc = true;
+
+ // Array of functions for each column used for comparison during sort.
+ var compareFunctions = null;
+
+ // Variables to track load and render times
+ var startTime;
+ var loadStartTime;
+
+
+ /** Load the data from the backend **/
+ loadStartTime = Date.now();
+ function loadData() {
+ loadFn().then(
+ function (serverData) {
+ $scope.header = serverData.header;
+ $scope.loadTime = (Date.now() - loadStartTime)/1000;
+
+ // keep polling if the data are not ready yet
+ if ($scope.header.resultsStillLoading) {
+ $scope.state = c.ST_STILL_LOADING;
+ $timeout(loadData, 5000);
+ return;
+ }
+
+ // get the filter colunms and an array to hold filter data by user
+ var fcol = getFilterColumns(serverData);
+ $scope.filterCols = fcol[0];
+ $scope.filterVals = fcol[1];
+
+ // Add extra columns and retrieve the image columns
+ var otherCols = [ Column.regular(c.COL_BUGS) ];
+ var imageCols = getImageColumns(serverData);
+
+ // Concat to get all columns
+ // NOTE: The order is important since filters are rendered first,
+ // followed by regular columns and images
+ $scope.allCols = $scope.filterCols.concat(otherCols, imageCols);
+
+ // Pre-process the data and get the filter functions.
+ var dataFilters = getDataAndFilters(serverData, $scope.filterCols,
+ otherCols, imageCols);
+ allData = dataFilters[0];
+ filterFuncs = dataFilters[1];
+
+ // Get regular columns (== not image columns)
+ var regularCols = $scope.filterCols.concat(otherCols);
+
+ // Get the compare functions for regular and image columns. These
+ // are then used to sort by the respective columns.
+ compareFunctions = DataRow.getCompareFunctions(regularCols,
+ imageCols);
+
+ // Filter and sort the results to get them ready for rendering
+ updateResults();
+
+ // Data are ready for display
+ $scope.state = c.ST_READY;
+ },
+ function (httpErrResponse) {
+ console.log(httpErrResponse);
+ });
+ };
+
+ /*
+ * updateResults
+ * Central render function. Everytime settings/filters/etc. changed
+ * this function is called to filter, sort and splice the data.
+ *
+ * NOTE (stephana): There is room for improvement here: before filtering
+ * and sorting we could check if this is necessary. But this has not been
+ * a bottleneck so far.
+ */
+ function updateResults () {
+ // run digest before we update the results. This allows
+ // updateResults to be called from functions trigger by ngChange
+ $scope.updating = true;
+ startTime = Date.now();
+
+ // delay by one render cycle so it can be called via ng-change
+ $timeout(function() {
+ // filter data
+ selectedData = filterData(allData, filterFuncs, $scope.filterVals);
+
+ // sort the selected data.
+ sortData(selectedData, compareFunctions, sortByIdx, sortOrderAsc);
+
+ // only conside the elements that we really need
+ var nRecords = $scope.settings.nRecords;
+ currentData = selectedData.slice(0, parseInt(nRecords));
+
+ DataRow.setRowspanValues(currentData, $scope.mergeIdenticalRows);
+
+ // update the scope with relevant data for rendering.
+ $scope.data = currentData;
+ $scope.totalRecords = allData.length;
+ $scope.showingRecords = currentData.length;
+ $scope.selectedRecords = selectedData.length;
+ $scope.updating = false;
+
+ // measure the filter time and total render time (via timeout).
+ $scope.filterTime = Date.now() - startTime;
+ $timeout(function() {
+ $scope.renderTime = Date.now() - startTime;
+ });
+ });
+ };
+
+ /**
+ * Generate the style value to set the width of images.
+ *
+ * @param {Column} col Column that we are trying to render.
+ * @param {int} paddingPx Number of padding pixels.
+ * @param {string} defaultVal Default value if not an image column.
+ *
+ * @return {string} Value to be used in ng-style element to set the width
+ * of a image column.
+ **/
+ $scope.getImageWidthStyle = function (col, paddingPx, defaultVal) {
+ var result = (col.ctype === c.COL_T_IMAGE) ?
+ ($scope.imageSize + paddingPx + 'px') : defaultVal;
+ return result;
+ };
+
+ /**
+ * Sets the column by which to sort the data. If called for the
+ * currently sorted column it will cause the sort to toggle between
+ * ascending and descending.
+ *
+ * @param {int} colIdx Index of the column to use for sorting.
+ **/
+ $scope.sortBy = function (colIdx) {
+ if (sortByIdx === colIdx) {
+ sortOrderAsc = !sortOrderAsc;
+ } else {
+ sortByIdx = colIdx;
+ sortOrderAsc = true;
+ }
+ updateResults();
+ };
+
+ /**
+ * Helper function to generate a CSS class indicating whether this column
+ * is the sort key. If it is a class name with the sort direction (Asc/Desc) is
+ * return otherwise the default value is returned. In markup we use this
+ * to display (or not display) an arrow next to the column name.
+ *
+ * @param {string} prefix Prefix of the classname to be generated.
+ * @param {int} idx Index of the target column.
+ * @param {string} defaultVal Value to return if current column is not used
+ * for sorting.
+ *
+ * @return {string} CSS class name that a combination of the prefix and
+ * direction indicator ('Asc' or 'Desc') if the column is
+ * used for sorting. Otherwise the defaultVal is returned.
+ **/
+ $scope.getSortedClass = function (prefix, idx, defaultVal) {
+ if (idx === sortByIdx) {
+ return prefix + ((sortOrderAsc) ? 'Asc' : 'Desc');
+ }
+
+ return defaultVal;
+ };
+
+ /**
+ * Checkbox to merge identical records has change. Force an update.
+ **/
+ $scope.mergeRowsChanged = function () {
+ updateResults();
+ }
+
+ /**
+ * Max number of records to display has changed. Force an update.
+ **/
+ $scope.maxRecordsChanged = function () {
+ updateResults();
+ };
+
+ /**
+ * Filter settings changed. Force an update.
+ **/
+ $scope.filtersChanged = function () {
+ updateResults();
+ };
+
+ /**
+ * Sets all possible values of the specified values to the given value.
+ * That means all checkboxes are eiter selected or unselected.
+ * Then force an update.
+ *
+ * @param {int} idx Index of the target filter column.
+ * @param {boolean} val Value to set the filter values to.
+ *
+ **/
+ $scope.setFilterAll = function (idx, val) {
+ for(var i=0, len=$scope.filterVals[idx].length; i<len; i++) {
+ $scope.filterVals[idx][i] = val;
+ }
+ updateResults();
+ };
+
+ /**
+ * Toggle the values of a filter. This toggles all values in a
+ * filter.
+ *
+ * @param {int} idx Index of the target filter column.
+ **/
+ $scope.setFilterToggle = function (idx) {
+ for(var i=0, len=$scope.filterVals[idx].length; i<len; i++) {
+ $scope.filterVals[idx][i] = !$scope.filterVals[idx][i];
+ }
+ updateResults();
+ };
+
+ // ****************************************
+ // Initialize the scope.
+ // ****************************************
+
+ // Inject the constants into the scope and set the initial state.
+ $scope.c = c;
+ $scope.state = c.ST_LOADING;
+
+ // Initial settings
+ $scope.settings = {
+ showThumbnails: true,
+ imageSize: c.IMAGE_SIZES[0],
+ nRecords: c.MAX_RECORDS[0],
+ mergeIdenticalRows: true
+ };
+
+ // Initial values for filters set in loadData()
+ $scope.filterVals = [];
+
+ // Information about records - set in loadData()
+ $scope.totalRecords = 0;
+ $scope.showingRecords = 0;
+ $scope.updating = false;
+
+ // Trigger the data loading.
+ loadData();
+
+ }]);
+
+ // data structs to interface with markup and backend
+ /**
+ * Models a column. It aggregates attributes of all
+ * columns types. Some might be empty. See convenience
+ * factory methods below for different column types.
+ *
+ * @param {string} key Uniquely identifies this columns
+ * @param {string} ctype Type of columns. Use COL_* constants.
+ * @param {string} ctitle Human readable title of the column.
+ * @param {string} ftype Filter type. Use FILTER_* constants.
+ * @param {FilterOpt[]} foptions Filter options. For 'checkbox' filters this
+ is used to render all the checkboxes.
+ For freeform filters this is a list of all
+ available values.
+ * @param {string} baseUrl Baseurl for image columns. All URLs are relative
+ to this.
+ *
+ * @return {Column} Instance of the Column class.
+ **/
+ function Column(key, ctype, ctitle, ftype, foptions, baseUrl) {
+ this.key = key;
+ this.ctype = ctype;
+ this.ctitle = ctitle;
+ this.ftype = ftype;
+ this.foptions = foptions;
+ this.baseUrl = baseUrl;
+ this.foptionsArr = [];
+
+ // get the array of filter options for lookup in indexOfOptVal
+ if (this.foptions) {
+ for(var i=0, len=foptions.length; i<len; i++) {
+ this.foptionsArr.push(this.foptions[i].value);
+ }
+ }
+ }
+
+ /**
+ * Find the index of an value in a column with a fixed set
+ * of options.
+ *
+ * @param {string} optVal Value of the column.
+ *
+ * @return {int} Index of optVal in this column.
+ **/
+ Column.prototype.indexOfOptVal = function (optVal) {
+ return this.foptionsArr.indexOf(optVal);
+ };
+
+ /**
+ * Set filter options for this column.
+ *
+ * @param {FilterOpt[]} foptions Possible values for this column.
+ **/
+ Column.prototype.setFilterOptions = function (foptions) {
+ this.foptions = foptions;
+ };
+
+ /**
+ * Factory function to create a filter column. Same args as Column()
+ **/
+ Column.filter = function(key, ctitle, ftype, foptions) {
+ return new Column(key, c.COL_T_FILTER, ctitle || key, ftype, foptions);
+ }
+
+ /**
+ * Factory function to create an image column. Same args as Column()
+ **/
+ Column.image = function (key, ctitle, baseUrl) {
+ return new Column(key, c.COL_T_IMAGE, ctitle || key, null, null, baseUrl);
+ };
+
+ /**
+ * Factory function to create a regular column. Same args as Column()
+ **/
+ Column.regular = function (key, ctitle) {
+ return new Column(key, c.COL_T_REGULAR, ctitle || key);
+ };
+
+ /**
+ * Helper class to wrap a single option in a filter.
+ *
+ * @param {string} value Option value.
+ * @param {int} count Number of instances of this option in the dataset.
+ *
+ * @return {} Instance of FiltertOpt
+ **/
+ function FilterOpt(value, count) {
+ this.value = value;
+ this.count = count;
+ }
+
+ /**
+ * Container for a single row in the dataset.
+ *
+ * @param {int} rowspan Number of rows (including this and following rows)
+ that have identical values.
+ * @param {string[]} dataCols Values of the respective columns (combination
+ of filter and regular columns)
+ * @param {ImgVal[]} imageCols Image meta data for the image columns.
+ *
+ * @return {DataRow} Instance of DataRow.
+ **/
+ function DataRow(rowspan, dataCols, imageCols) {
+ this.rowspan = rowspan;
+ this.dataCols = dataCols;
+ this.imageCols = imageCols;
+ }
+
+ /**
+ * Gets the comparator functions for the columns in this dataset.
+ * The comparators are then used to sort the dataset by the respective
+ * column.
+ *
+ * @param {Column[]} dataCols Data columns (= non-image columns)
+ * @param {Column[]} imgCols Image columns.
+ *
+ * @return {Function[]} Array of functions that can be used to sort by the
+ * respective column.
+ **/
+ DataRow.getCompareFunctions = function (dataCols, imgCols) {
+ var result = [];
+ for(var i=0, len=dataCols.length; i<len; i++) {
+ result.push(( function (col, idx) {
+ return function (a, b) {
+ return (a.dataCols[idx] < b.dataCols[idx]) ? -1 :
+ ((a.dataCols[idx] === b.dataCols[idx]) ? 0 : 1);
+ };
+ }(dataCols[i], i) ));
+ }
+
+ for(var i=0, len=imgCols.length; i<len; i++) {
+ result.push((function (col, idx) {
+ return function (a,b) {
+ var aVal = a.imageCols[idx].percent;
+ var bVal = b.imageCols[idx].percent;
+
+ return (aVal < bVal) ? -1 : ((aVal === bVal) ? 0 : 1);
+ };
+ }(imgCols[i], i) ));
+ }
+
+ return result;
+ };
+
+ /**
+ * Set the rowspan values of a given array of DataRow instances.
+ *
+ * @param {DataRow[]} data Dataset in desired order (after sorting).
+ * @param {mergeRows} mergeRows Indicate whether to sort
+ **/
+ DataRow.setRowspanValues = function (data, mergeRows) {
+ var curIdx, rowspan, cur;
+ if (mergeRows) {
+ for(var i=0, len=data.length; i<len;) {
+ curIdx = i;
+ cur = data[i];
+ rowspan = 1;
+ for(i++; ((i<len) && (data[i].dataCols === cur.dataCols)); i++) {
+ rowspan++;
+ data[i].rowspan=0;
+ }
+ data[curIdx].rowspan = rowspan;
+ }
+ } else {
+ for(var i=0, len=data.length; i<len; i++) {
+ data[i].rowspan = 1;
+ }
+ }
+ };
+
+ /**
+ * Wrapper class for image related data.
+ *
+ * @param {string} url Relative Url of the image or null if not available.
+ * @param {float} percent Percent of pixels that are differing.
+ * @param {int} value Absolute number of pixes differing.
+ *
+ * @return {ImgVal} Instance of ImgVal.
+ **/
+ function ImgVal(url, percent, value) {
+ this.url = url;
+ this.percent = percent;
+ this.value = value;
+ }
+
+ /**
+ * Extracts the filter columns from the JSON response of the server.
+ *
+ * @param {object} data Server response.
+ *
+ * @return {Column[]} List of filter columns as described in 'header' field.
+ **/
+ function getFilterColumns(data) {
+ var result = [];
+ var vals = [];
+ var colOrder = data.extraColumnOrder;
+ var colHeaders = data.extraColumnHeaders;
+ var fopts, optVals, val;
+
+ for(var i=0, len=colOrder.length; i<len; i++) {
+ if (colHeaders[colOrder[i]].isFilterable) {
+ if (colHeaders[colOrder[i]].useFreeformFilter) {
+ result.push(Column.filter(colOrder[i],
+ colHeaders[colOrder[i]].headerText,
+ c.FILTER_FREE_FORM));
+ vals.push('');
+ }
+ else {
+ fopts = [];
+ optVals = [];
+
+ // extract the different options for this column
+ for(var j=0, jlen=colHeaders[colOrder[i]].valuesAndCounts.length;
+ j<jlen; j++) {
+ val = colHeaders[colOrder[i]].valuesAndCounts[j];
+ fopts.push(new FilterOpt(val[0], val[1]));
+ optVals.push(false);
+ }
+
+ // ad the column and values
+ result.push(Column.filter(colOrder[i],
+ colHeaders[colOrder[i]].headerText,
+ c.FILTER_CHECK_BOX,
+ fopts));
+ vals.push(optVals);
+ }
+ }
+ }
+
+ return [result, vals];
+ }
+
+ /**
+ * Extracts the image columns from the JSON response of the server.
+ *
+ * @param {object} data Server response.
+ *
+ * @return {Column[]} List of images columns as described in 'header' field.
+ **/
+ function getImageColumns(data) {
+ var CO = c.IMG_COL_ORDER;
+ var imgSet;
+ var result = [];
+ for(var i=0, len=CO.length; i<len; i++) {
+ imgSet = data.imageSets[CO[i].key];
+ result.push(Column.image(CO[i].key,
+ imgSet.description,
+ ensureTrailingSlash(imgSet.baseUrl)));
+ }
+ return result;
+ }
+
+ /**
+ * Make sure Url has a trailing '/'.
+ *
+ * @param {string} url Base url.
+ * @return {string} Same url with a trailing '/' or same as input if it
+ already contained '/'.
+ **/
+ function ensureTrailingSlash(url) {
+ var result = url.trim();
+
+ // TODO: remove !!!
+ result = fixUrl(url);
+ if (result[result.length-1] !== '/') {
+ result += '/';
+ }
+ return result;
+ }
+
+ // TODO: remove. The backend should provide absoute URLs
+ function fixUrl(url) {
+ url = url.trim();
+ if ('http' === url.substr(0, 4)) {
+ return url;
+ }
+
+ var idx = url.indexOf('static');
+ if (idx != -1) {
+ return '/' + url.substr(idx);
+ }
+
+ return url;
+ };
+
+ /**
+ * Processes that data and returns filter functions.
+ *
+ * @param {object} Server response.
+ * @param {Column[]} filterCols Filter columns.
+ * @param {Column[]} otherCols Columns that are neither filters nor images.
+ * @param {Column[]} imageCols Image columns.
+ *
+ * @return {[]} Returns a pair [dataRows, filterFunctions] where:
+ * - dataRows is an array of DataRow instances.
+ * - filterFunctions is an array of functions that can be used to
+ * filter the column at the corresponding index.
+ *
+ **/
+ function getDataAndFilters(data, filterCols, otherCols, imageCols) {
+ var el;
+ var result = [];
+ var lookupIndices = [];
+ var indexerFuncs = [];
+ var temp;
+
+ // initialize the lookupIndices
+ var filterFuncs = initIndices(filterCols, lookupIndices, indexerFuncs);
+
+ // iterate over the data and get the rows
+ for(var i=0, len=data.imagePairs.length; i<len; i++) {
+ el = data.imagePairs[i];
+ temp = new DataRow(1, getColValues(el, filterCols, otherCols),
+ getImageValues(el, imageCols));
+ result.push(temp);
+
+ // index the row
+ for(var j=0, jlen=filterCols.length; j < jlen; j++) {
+ indexerFuncs[j](lookupIndices[j], filterCols[j], temp.dataCols[j], i);
+ }
+ }
+
+ setFreeFormFilterOptions(filterCols, lookupIndices);
+ return [result, filterFuncs];
+ }
+
+ /**
+ * Initiazile the lookup indices and indexer functions for the filter
+ * columns.
+ *
+ * @param {Column} filterCols Filter columns
+ * @param {[]} lookupIndices Will be filled with datastructures for
+ fast lookup (output parameter)
+ * @param {[]} lookupIndices Will be filled with functions to index data
+ of the column with the corresponding column.
+ *
+ * @return {[]} Returns an array of filter functions that can be used to
+ filter the respective column.
+ **/
+ function initIndices(filterCols, lookupIndices, indexerFuncs) {
+ var filterFuncs = [];
+ var temp;
+
+ for(var i=0, len=filterCols.length; i<len; i++) {
+ if (filterCols[i].ftype === c.FILTER_FREE_FORM) {
+ lookupIndices.push({});
+ indexerFuncs.push(indexFreeFormValue);
+ filterFuncs.push(
+ getFreeFormFilterFunc(lookupIndices[lookupIndices.length-1]));
+ }
+ else if (filterCols[i].ftype === c.FILTER_CHECK_BOX) {
+ temp = [];
+ for(var j=0, jlen=filterCols[i].foptions.length; j<jlen; j++) {
+ temp.push([]);
+ }
+ lookupIndices.push(temp);
+ indexerFuncs.push(indexDiscreteValue);
+ filterFuncs.push(
+ getDiscreteFilterFunc(lookupIndices[lookupIndices.length-1]));
+ }
+ }
+
+ return filterFuncs;
+ }
+
+ /**
+ * Helper function that extracts the values of free form columns from
+ * the lookupIndex and injects them into the Column object as FilterOpt
+ * objects.
+ **/
+ function setFreeFormFilterOptions(filterCols, lookupIndices) {
+ var temp, k;
+ for(var i=0, len=filterCols.length; i<len; i++) {
+ if (filterCols[i].ftype === c.FILTER_FREE_FORM) {
+ temp = []
+ for(k in lookupIndices[i]) {
+ if (lookupIndices[i].hasOwnProperty(k)) {
+ temp.push(new FilterOpt(k, lookupIndices[i][k].length));
+ }
+ }
+ filterCols[i].setFilterOptions(temp);
+ }
+ }
+ }
+
+ /**
+ * Index a discrete column (column with fixed number of values).
+ *
+ **/
+ function indexDiscreteValue(lookupIndex, col, dataVal, dataRowIndex) {
+ var i = col.indexOfOptVal(dataVal);
+ lookupIndex[i].push(dataRowIndex);
+ }
+
+ /**
+ * Index a column with free form text (= not fixed upfront)
+ *
+ **/
+ function indexFreeFormValue(lookupIndex, col, dataVal, dataRowIndex) {
+ if (!lookupIndex[dataVal]) {
+ lookupIndex[dataVal] = [];
+ }
+ lookupIndex[dataVal].push(dataRowIndex);
+ }
+
+
+ /**
+ * Get the function to filter a column with the given lookup index
+ * for discrete (fixed upfront) values.
+ *
+ **/
+ function getDiscreteFilterFunc(lookupIndex) {
+ return function(filterVal) {
+ var result = [];
+ for(var i=0, len=lookupIndex.length; i < len; i++) {
+ if (filterVal[i]) {
+ // append the indices to the current array
+ result.push.apply(result, lookupIndex[i]);
+ }
+ }
+ return { nofilter: false, records: result };
+ };
+ }
+
+ /**
+ * Get the function to filter a column with the given lookup index
+ * for free form values.
+ *
+ **/
+ function getFreeFormFilterFunc(lookupIndex) {
+ return function(filterVal) {
+ filterVal = filterVal.trim();
+ if (filterVal === '') {
+ return { nofilter: true };
+ }
+ return {
+ nofilter: false,
+ records: lookupIndex[filterVal] || []
+ };
+ };
+ }
+
+ /**
+ * Filters the data based on the given filterColumns and
+ * corresponding filter values.
+ *
+ * @return {[]} Subset of the input dataset based on the
+ * filter values.
+ **/
+ function filterData(data, filterFuncs, filterVals) {
+ var recordSets = [];
+ var filterResult;
+
+ // run through all the filters
+ for(var i=0, len=filterFuncs.length; i<len; i++) {
+ filterResult = filterFuncs[i](filterVals[i]);
+ if (!filterResult.nofilter) {
+ recordSets.push(filterResult.records);
+ }
+ }
+
+ // If there are no restrictions then return the whole dataset.
+ if (recordSets.length === 0) {
+ return data;
+ }
+
+ // intersect the records returned by filters.
+ var targets = intersectArrs(recordSets);
+ var result = [];
+ for(var i=0, len=targets.length; i<len; i++) {
+ result.push(data[targets[i]]);
+ }
+
+ return result;
+ }
+
+ /**
+ * Creates an object where the keys are the elements of the input array
+ * and the values are true. To be used for set operations with integer.
+ **/
+ function arrToObj(arr) {
+ var o = {};
+ var i,len;
+ for(i=0, len=arr.length; i<len; i++) {
+ o[arr[i]] = true;
+ }
+ return o;
+ }
+
+ /**
+ * Converts the keys of an object to an array after converting
+ * each key to integer. To be used for set operations with integers.
+ **/
+ function objToArr(obj) {
+ var result = [];
+ for(var k in obj) {
+ if (obj.hasOwnProperty(k)) {
+ result.push(parseInt(k));
+ }
+ }
+ return result;
+ }
+
+ /**
+ * Find the intersection of a set of arrays.
+ **/
+ function intersectArrs(sets) {
+ var temp, obj;
+
+ if (sets.length === 1) {
+ return sets[0];
+ }
+
+ // sort by size and load the smallest into the object
+ sets.sort(function(a,b) { return a.length - b.length; });
+ obj = arrToObj(sets[0]);
+
+ // shrink the hash as we fail to find elements in the other sets
+ for(var i=1, len=sets.length; i<len; i++) {
+ temp = arrToObj(sets[i]);
+ for(var k in obj) {
+ if (obj.hasOwnProperty(k) && !temp[k]) {
+ delete obj[k];
+ }
+ }
+ }
+
+ return objToArr(obj);
+ }
+
+ /**
+ * Extract the column values from an ImagePair (contained in the server
+ * response) into filter and data columns.
+ *
+ * @return {[]} Array of data contained in one data row.
+ **/
+ function getColValues(imagePair, filterCols, otherCols) {
+ var result = [];
+ for(var i=0, len=filterCols.length; i<len; i++) {
+ result.push(imagePair.extraColumns[filterCols[i].key]);
+ }
+
+ for(var i=0, len=otherCols.length; i<len; i++) {
+ result.push(get_robust(imagePair, ['expectations', otherCols[i].key]));
+ }
+
+ return result;
+ }
+
+ /**
+ * Extract the image meta data from an Image pair returned by the server.
+ **/
+ function getImageValues(imagePair, imageCols) {
+ var result=[];
+ var url, value, percent, diff;
+ var CO = c.IMG_COL_ORDER;
+
+ for(var i=0, len=imageCols.length; i<len; i++) {
+ percent = get_robust(imagePair, CO[i].percentField);
+ value = get_robust(imagePair, CO[i].valueField);
+ url = get_robust(imagePair, CO[i].urlField);
+ if (url) {
+ url = imageCols[i].baseUrl + url;
+ }
+ result.push(new ImgVal(url, percent, value));
+ }
+
+ return result;
+ }
+
+ /**
+ * Given an object find sub objects for the given index without
+ * throwing an error if any of the sub objects do not exist.
+ **/
+ function get_robust(obj, idx) {
+ if (!idx) {
+ return;
+ }
+
+ for(var i=0, len=idx.length; i<len; i++) {
+ if ((typeof obj === 'undefined') || (!idx[i])) {
+ return; // returns 'undefined'
+ }
+
+ obj = obj[idx[i]];
+ }
+
+ return obj;
+ }
+
+ /**
+ * Set all elements in the array to the given value.
+ **/
+ function setArrVals(arr, newVal) {
+ for(var i=0, len=arr.length; i<len; i++) {
+ arr[i] = newVal;
+ }
+ }
+
+ /**
+ * Toggle the elements of a boolean array.
+ *
+ **/
+ function toggleArrVals(arr) {
+ for(var i=0, len=arr.length; i<len; i++) {
+ arr[i] = !arr[i];
+ }
+ }
+
+ /**
+ * Sort the array of DataRow instances with the given compare functions
+ * and the column at the given index either in ascending or descending order.
+ **/
+ function sortData (allData, compareFunctions, sortByIdx, sortOrderAsc) {
+ var cmpFn = compareFunctions[sortByIdx];
+ var useCmp = cmpFn;
+ if (!sortOrderAsc) {
+ useCmp = function ( _ ) {
+ return -cmpFn.apply(this, arguments);
+ };
+ }
+ allData.sort(useCmp);
+ }
+
+
+ // ***************************** Services *********************************
+
+ /**
+ * Encapsulates all interactions with the backend by handling
+ * Urls and HTTP requests. Also exposes some utility functions
+ * related to processing Urls.
+ */
+ app.factory('dataService', [ '$http', function ($http) {
+ /** Backend related constants **/
+ var c = {
+ /** Url to retrieve failures */
+ FAILURES: '/results/failures',
+
+ /** Url to retrieve all GM results */
+ ALL: '/results/all'
+ };
+
+ /**
+ * Convenience function to retrieve all results.
+ *
+ * @return {Promise} Will resolve to either the data (success) or to
+ * the HTTP response (error).
+ **/
+ function loadAll() {
+ return httpGetData(c.ALL);
+ }
+
+ /**
+ * Make a HTTP get request with the given query parameters.
+ *
+ * @param {}
+ * @param {}
+ *
+ * @return {}
+ **/
+ function httpGetData(url, queryParams) {
+ var reqConfig = {
+ method: 'GET',
+ url: url,
+ params: queryParams
+ };
+
+ return $http(reqConfig).then(
+ function(successResp) {
+ return successResp.data;
+ });
+ }
+
+ /**
+ * Takes an arbitrary number of objects and generates a Url encoded
+ * query string.
+ *
+ **/
+ function getQueryString( _params_ ) {
+ var result = [];
+ for(var i=0, len=arguments.length; i < len; i++) {
+ if (arguments[i]) {
+ for(var k in arguments[i]) {
+ if (arguments[i].hasOwnProperty(k)) {
+ result.push(encodeURIComponent(k) + '=' +
+ encodeURIComponent(arguments[i][k]));
+ }
+ }
+ }
+ }
+ return result.join("&");
+ }
+
+ // Interface of the service:
+ return {
+ getQueryString: getQueryString,
+ loadAll: loadAll
+ };
+
+ }]);
+
+})();