controls.js 28 KB

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  1. // Licensed to Cloudera, Inc. under one
  2. // or more contributor license agreements. See the NOTICE file
  3. // distributed with this work for additional information
  4. // regarding copyright ownership. Cloudera, Inc. licenses this file
  5. // to you under the Apache License, Version 2.0 (the
  6. // "License"); you may not use this file except in compliance
  7. // with the License. You may obtain a copy of the License at
  8. //
  9. // http://www.apache.org/licenses/LICENSE-2.0
  10. //
  11. // Unless required by applicable law or agreed to in writing, software
  12. // distributed under the License is distributed on an "AS IS" BASIS,
  13. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14. // See the License for the specific language governing permissions and
  15. // limitations under the License.
  16. var searchRenderers = {
  17. 'rowkey': { //class to tag selection
  18. select: /[^\,\{\[]+(([\{\[][^\}\]]+[\}\]])+|)([^\,]+|)/g, //select the substring to process, useful as JS has no lookbehinds old: ([^,]+\[([^,]+(,|)+)+\]|[^,]+)
  19. tag: /.+/g, //select the matches to wrap with tags
  20. nested: {
  21. 'scan': { select: /(([^\\]|\b)\+[0-9]+)/g, tag: /\+[0-9]+/g},
  22. 'columns': { select: /\[.+\]/g, tag: /[^:,\[\]]+:([^,\[\]]+|)/g}, //forced to do this select due to lack of lookbehinds /[\[\]]/g
  23. 'prefix': { select: /[^\*\\]+\*/g, tag: /\*/g},
  24. 'filter': {
  25. select: /\{[^\{\}]+\}/,
  26. tag:/[^\{\}]+/g,
  27. nested: {
  28. 'linker': {
  29. select: /\ (AND|OR|SKIP|WHILE)\ /g,
  30. tag: /.+/g
  31. }/*,
  32. 'compare_op': {
  33. select: /[\<\=\!\>]{1,2}/g,
  34. tag: /.+/g
  35. }*/ //will be added eventually after html bug is figured out
  36. }
  37. }
  38. }
  39. }
  40. };
  41. var DataTableViewModel = function(options) {
  42. var self = this, _defaults = {
  43. name: '',
  44. columns: [],
  45. items: [],
  46. reload: function() {
  47. },
  48. el:''
  49. };
  50. options = ko.utils.extend(_defaults,options);
  51. ListViewModel.apply(this, [options]);
  52. self.name = ko.observable(options.name);
  53. self.searchQuery.subscribe(function(value) {
  54. self._table.fnFilter(value);
  55. });
  56. self.columns = ko.observableArray(options.columns);
  57. self._el = $('table[data-datasource="' + options.el + '"]');
  58. self._table = null;
  59. self._initTable = function() {
  60. if(!self._table) {
  61. self._table = self._el.dataTable({
  62. "aoColumnDefs": [ { "bSortable": false, "aTargets": [ 0 ] }
  63. ],
  64. "sDom": 'tr',//this has to be in, change to sDom so you can call filter()
  65. 'bAutoWidth':false,
  66. "iDisplayLength": -1});
  67. return self._table;
  68. }
  69. };
  70. self.sort = function(viewModel, event) {
  71. var el = $(event.currentTarget);
  72. };
  73. var _reload = self.reload;
  74. self.reload = function(callback) {
  75. logGA('view_cluster');
  76. if(self._table) {
  77. self._table.fnClearTable();
  78. self._table.fnDestroy();
  79. self._table = null;
  80. }
  81. _reload(function() {
  82. self._initTable();
  83. if(callback!=null)
  84. callback();
  85. });
  86. };
  87. self.canDrop = ko.computed(function() {
  88. var selected = self.selected();
  89. if(selected.length <= 0) return false;
  90. for(var i=0; i<selected.length; i++) {
  91. if(selected[i].enabled()) return false;
  92. }
  93. return true;
  94. });
  95. self.canDisable = ko.computed(function() {
  96. var selected = self.selected();
  97. if(selected.length <= 0) return false;
  98. for(var i=0; i<selected.length; i++) {
  99. if(!selected[i].enabled()) return false;
  100. }
  101. return true;
  102. });
  103. self.canEnable = ko.computed(function() {
  104. var selected = self.selected();
  105. if(selected.length <= 0) return false;
  106. for(var i=0; i<selected.length; i++) {
  107. if(selected[i].enabled()) return false;
  108. }
  109. return true;
  110. });
  111. };
  112. //a Listview of Listviews
  113. var SmartViewModel = function(options) {
  114. var self = this;
  115. options = ko.utils.extend({
  116. name: '',
  117. items: [],
  118. reload: function() {
  119. },
  120. el:'',
  121. sortFields: {
  122. 'Row Key': function(a, b) {
  123. return a.row.localeCompare(b.row);
  124. },
  125. 'Column Count': function(a, b) {
  126. a = a.items().length;
  127. b = b.items().length;
  128. if(a > b)
  129. return 1;
  130. if(a < b)
  131. return -1;
  132. return 0;
  133. },
  134. 'Row Key Length': function(a, b) {
  135. a = a.row.length;
  136. b = b.row.length;
  137. if(a > b)
  138. return 1;
  139. if(a < b)
  140. return -1;
  141. return 0;
  142. }
  143. }
  144. }, options);
  145. ListViewModel.apply(this, [options]); //items: [ListView.items[],ListView.items[]]
  146. self.columnFamilies = ko.observableArray();
  147. self.name = ko.observable(options.name);
  148. self.name.subscribe(function(){
  149. self.columnFamilies([]);
  150. self._reloadcfs();
  151. if(app.station() == 'table')
  152. return;
  153. self.querySet.removeAll();
  154. self.evaluateQuery();
  155. }); //fix and decouple
  156. self.lastReloadTime = ko.observable(1);
  157. self.searchQuery.subscribe(function goToRow(value) //make this as nice as the renderfucnction and split into two, also fire not down on keyup events
  158. {
  159. if(app.station() != 'table')
  160. return;
  161. if(value.replace(/\s/g, "") == '' || value == null)
  162. routie(app.cluster() + '/' + app.views.tabledata.name());
  163. var inputs = value.match(searchRenderers['rowkey']['select']);
  164. self.querySet.removeAll();
  165. if(inputs) {
  166. for(var i=0; i<inputs.length; i++) {
  167. if(inputs[i].trim() != "" && inputs[i].trim() != ',') {
  168. //pull out columns
  169. var extract = inputs[i].match(searchRenderers['rowkey']['nested']['columns']['select']);
  170. var columns = extract != null ? extract[0].match(searchRenderers['rowkey']['nested']['columns']['tag']) : [];
  171. inputs[i] = inputs[i].replace(extract, '');
  172. //pull out scan
  173. var p = pullFromRenderer(inputs[i], searchRenderers['rowkey']['nested']['scan']);
  174. inputs[i] = inputs[i].replace(p, '');
  175. p = p.split('+');
  176. var scan = p.length > 1 ? parseInt(p[1].trim()) : 0;
  177. //pull out filters
  178. var filter = inputs[i].match(searchRenderers['rowkey']['nested']['filter']['select']) || "";
  179. filter = filter != null && filter.length > 0 ? escape(filter[0].trim().slice(1, -1)) : "";
  180. //pull out column filters
  181. function filterPostfix(postfix) {
  182. return (filter != null && filter.length > 0 ? ' AND ' : ' ' ) + postfix;
  183. }
  184. var cfs = [];
  185. $(columns).each(function(i, o) {
  186. var colscan = pullFromRenderer(o, searchRenderers['rowkey']['nested']['scan']);
  187. if(colscan) {
  188. colscan = parseInt(colscan.split('+')[1]) + 1;
  189. filter += filterPostfix("ColumnPaginationFilter(" + colscan + ", 0)");
  190. }
  191. var fc = o.replace(pullFromRenderer(o, searchRenderers['rowkey']['nested']['prefix']), '');
  192. if(fc != o) {
  193. filter += filterPostfix("ColumnPrefixFilter('" + fc.slice(fc.indexOf(':') + 1).match(/[0-9]+/g)[0] + "')");
  194. columns[i] = fc.slice(0, fc.indexOf(':'));
  195. }
  196. });
  197. self.querySet.push(new QuerySetPiece({
  198. 'row_key': inputs[i].replace(/\\(\+|\*|\,)/g, '$1').replace(/[\[\{].+[\]\}]|\*/g,'').trim(), //clean up with column regex selectors instead
  199. 'scan_length': scan ? scan + 1 : 1,
  200. 'columns': columns,
  201. 'prefix': inputs[i].match(searchRenderers['rowkey']['nested']['prefix']['select']) != null,
  202. 'filter': filter.length > 0 ? filter : null
  203. }));
  204. }
  205. }
  206. }
  207. self.evaluateQuery();
  208. });
  209. self._reloadcfs = function() {
  210. return API.queryTable("getColumnDescriptors").done(function(data) {
  211. self.columnFamilies.removeAll();
  212. var keys = Object.keys(data);
  213. for(var i=0;i<keys.length;i++) {
  214. self.columnFamilies.push(new ColumnFamily({name:keys[i], enabled:false}));
  215. }
  216. self.reload();
  217. });
  218. };
  219. self.columnQuery = ko.observable("");
  220. self.columnQuery.subscribe(function(query) {
  221. $(self.items()).each(function() {
  222. table_search(query);
  223. });
  224. });
  225. self.rows = ko.computed(function() {
  226. var a = [];
  227. var items = this.items();
  228. for(var i=0; i<items.length; i++) {
  229. a.push(items[i].row);
  230. }
  231. return a;
  232. }, self);
  233. self.querySet = ko.observableArray();
  234. self.validateQuery = function() {
  235. if(self.querySet().length == 0) {
  236. self.querySet.push(new QuerySetPiece({
  237. 'row_key': 'null',
  238. 'scan_length': 10,
  239. 'prefix': 'false'
  240. }));
  241. } else {
  242. $(self.querySet()).each(function() {
  243. this.validate();
  244. this.editing(false);
  245. });
  246. }
  247. };
  248. self.addQuery = function() {
  249. self.validateQuery();
  250. self.querySet.push(new QuerySetPiece({onValidate: function() {
  251. //self.reload();
  252. }}))
  253. };
  254. self.evaluateQuery = function(callback) {
  255. self.validateQuery();
  256. self.reload(callback);
  257. };
  258. var _reload = self.reload;
  259. self.reload = function(callback) {
  260. logGA('view_table');
  261. var queryStart = new Date();
  262. _reload(function() {
  263. self.lastReloadTime((new Date() - queryStart)/1000);
  264. if(callback!=null)
  265. callback();
  266. self.isLoading(false);
  267. });
  268. };
  269. self.truncateLimit = ko.observable(1500);
  270. };
  271. var SmartViewDataRow = function(options) {
  272. var self = this;
  273. options = ko.utils.extend({
  274. sortFields: {
  275. 'Column Family': function(a, b) {
  276. return a.name.localeCompare(b.name);
  277. },
  278. 'Column Name': function(a, b) {
  279. return a.name.split(':')[1].localeCompare(b.name.split(':')[1]);
  280. },
  281. 'Cell Size': function(a, b) {
  282. a = a.value().length;
  283. b = b.value().length;
  284. if(a > b)
  285. return 1;
  286. if(a < b)
  287. return -1;
  288. return 0;
  289. },
  290. 'Cell Value': function(a, b) {
  291. return a.value().localeCompare(b.value());
  292. },
  293. 'Timestamp': function(a, b) {
  294. a = parseInt(a.timestamp);
  295. b = parseInt(b.timestamp);
  296. if(a > b)
  297. return 1;
  298. if(a < b)
  299. return -1;
  300. return 0;
  301. },
  302. 'Column Name Length': function(a, b) {
  303. a = a.name.split(':')[1].length;
  304. b = b.name.split(':')[1].length;
  305. if(a > b)
  306. return 1;
  307. if(a < b)
  308. return -1;
  309. return 0;
  310. }
  311. }
  312. }, options);
  313. DataRow.apply(self,[options]);
  314. ListViewModel.apply(self,[options]);
  315. self.displayedItems = ko.observableArray();
  316. self.displayRangeStart = 0;
  317. self.displayRangeLength = 20;
  318. self.items.subscribe(function() {
  319. self.displayedItems([]);
  320. self.updateDisplayedItems();
  321. });
  322. self.searchQuery.subscribe(function(searchValue) {
  323. self.scrollLoadSource = ko.computed(function(){
  324. return self.items().filter(function(column) {
  325. return column.name.toLowerCase().indexOf(searchValue.toLowerCase()) != -1;
  326. });
  327. });
  328. self.displayRangeLength = 20;
  329. self.updateDisplayedItems();
  330. });
  331. self.scrollLoadSource = self.items;
  332. self.updateDisplayedItems = function() {
  333. var x = self.displayRangeStart;
  334. self.displayedItems(self.scrollLoadSource().slice(x, x + self.displayRangeLength));
  335. };
  336. self.resetScrollLoad = function() {
  337. self.scrollLoadSource = self.items;
  338. self.updateDisplayedItems();
  339. };
  340. self.toggleSelectedCollapse = function() {
  341. if(self.displayedItems().length == self.displayRangeStart + self.displayRangeLength) {
  342. self.displayedItems(self.displayedItems().filter(function(item) {
  343. return item.isSelected();
  344. }));
  345. self.scrollLoadSource = self.displayedItems;
  346. }
  347. else {
  348. self.resetScrollLoad();
  349. }
  350. };
  351. self.onScroll = function(target, ev) {
  352. var displayRangeDelta = 15;
  353. if($(ev.target).scrollLeft() == ev.target.scrollWidth - ev.target.clientWidth) {
  354. if(self.displayedItems().length < self.scrollLoadSource().length) {
  355. self.displayRangeLength += displayRangeDelta;
  356. self.updateDisplayedItems();
  357. } else {
  358. self.displayRangeLength = self.items().length + displayRangeDelta;
  359. var validate = self.items().length;
  360. API.queryTable('getRowPartial' , self.row, self.items().length, 50).done(function(data) {
  361. if(self.items().length != validate) return false;
  362. var cols = data[0].columns;
  363. var keys = Object.keys(cols);
  364. var temp = [];
  365. for(var i=0; i<keys.length; i++) {
  366. var col = cols[keys[i]];
  367. temp.push(new ColumnRow({name: keys[i],
  368. timestamp: col.timestamp,
  369. value: col.value,
  370. parent: self}));
  371. }
  372. self.items(self.items().concat(temp));
  373. });
  374. }
  375. }
  376. };
  377. self.drop = function(cont) {
  378. function doDrop() {
  379. self.isLoading(true);
  380. return API.queryTable('deleteAllRow', self.row, "{}").complete(function() {
  381. app.views.tabledata.items.remove(self); //decouple later
  382. self.isLoading(false);
  383. });
  384. }
  385. (cont === true) ? doDrop() : confirm(i18n("Confirm Delete"), i18n('Delete row ') + self.row + i18n('? (This cannot be undone)'), doDrop);
  386. };
  387. self.setItems = function(cols) {
  388. var colKeys = Object.keys(cols);
  389. var items = [];
  390. for(var q=0; q<colKeys.length; q++) {
  391. items.push(new ColumnRow({name: colKeys[q],
  392. timestamp: cols[colKeys[q]].timestamp,
  393. value: cols[colKeys[q]].value,
  394. parent: self}));
  395. }
  396. self.items(items);
  397. return self.items();
  398. };
  399. self.selectAllVisible = function(){
  400. for(t=0; t<self.displayedItems().length; t++)
  401. self.displayedItems()[t].isSelected(true);
  402. return self;
  403. };
  404. self.toggleSelectAllVisible = function() {
  405. if(self.selected().length != self.displayedItems().length)
  406. return self.selectAllVisible();
  407. return self.deselectAll();
  408. };
  409. self.push = function(item) {
  410. var column = new ColumnRow(item);
  411. self.items.push(column);
  412. };
  413. var _reload = self.reload;
  414. self.reload = function(callback) {
  415. logGA('get_row');
  416. _reload(function() {
  417. if(callback!=null)
  418. callback();
  419. self.isLoading(false);
  420. });
  421. };
  422. };
  423. var ColumnRow = function(options) {
  424. var self = this;
  425. ko.utils.extend(self,options);
  426. DataRow.apply(self,[options]);
  427. self.value = ko.observable(self.value);
  428. self.history = new CellHistoryPage({row: self.parent.row, column: self.name, timestamp: self.timestamp, items: []});
  429. self.drop = function(cont) {
  430. function doDrop() {
  431. logGA('filter_columns');
  432. self.parent.isLoading(true);
  433. return API.queryTable('deleteColumn', self.parent.row, self.name).done(function(data) {
  434. self.parent.items.remove(self);
  435. if(self.parent.items().length > 0)
  436. self.parent.reload(); //change later
  437. self.parent.isLoading(false);
  438. });
  439. }
  440. (cont === true) ? doDrop() : confirm(i18n("Confirm Delete"), i18n("Are you sure you want to drop this column?"), doDrop);
  441. };
  442. self.reload = function(callback, skipPut) {
  443. self.isLoading(true);
  444. API.queryTable('get', self.parent.row, self.name, 'null').done(function(data) {
  445. if(data.length > 0 && !skipPut)
  446. self.value(data[0].value);
  447. if(typeof callback !== "undefined" && callback != null)
  448. callback();
  449. self.isLoading(false);
  450. });
  451. };
  452. self.value.subscribe(function(value) {
  453. //change transport prep to object wrapper
  454. logGA('put_column');
  455. API.queryTable('putColumn', self.parent.row, self.name, "hbase-post-key-" + JSON.stringify(value)).done(function(data) {
  456. self.reload(function(){}, true);
  457. });
  458. self.editing(false);
  459. });
  460. self.editing = ko.observable(false);
  461. self.isLoading = ko.observable(false); //move to baseclass
  462. };
  463. var SortDropDownView = function(options) {
  464. var self = this;
  465. options = ko.utils.extend({
  466. sortFields: {},
  467. target: null
  468. }, options);
  469. BaseModel.apply(self,[options]);
  470. self.target = options.target;
  471. self.sortAsc = ko.observable(true);
  472. self.sortAsc.subscribe(function(){self.sort()});
  473. self.sortField = ko.observable("");
  474. self.sortField.subscribe(function(){self.sort()});
  475. self.sortFields = ko.observableArray(Object.keys(options.sortFields)); // change to ko.computed?
  476. self.sortFunctionHash = ko.observable(options.sortFields);
  477. self.toggleSortMode = function() {
  478. self.sortAsc(!self.sortAsc());
  479. };
  480. self.sort = function() {
  481. if (!self.target || !(self.sortFields().length > 0)) return;
  482. self.target.sort(function(a, b) {
  483. return (self.sortAsc() ? 1 : -1) * self.sortFunctionHash()[self.sortField() ? self.sortField() : self.sortFields()[0]](a,b); //all sort functions must sort by ASC for default
  484. });
  485. };
  486. };
  487. var TableDataRow = function(options) {
  488. var self = this;
  489. options = ko.utils.extend({
  490. name:"",
  491. enabled:true
  492. }, options);
  493. DataRow.apply(self,[options]);
  494. self.name = options['name'];
  495. self.enabled = ko.observable(options['enabled']);
  496. self.toggle = function(viewModel,event){
  497. var action = [i18n('enable'), i18n('disable')][self.enabled() << 0], el = $(event.currentTarget);
  498. confirm(i18n("Confirm") + " " + action, i18n("Are you sure you want to") + " " + action + " " + i18n("this table?"), function()
  499. {
  500. el.showIndicator();
  501. return self[action](el).complete(function() {
  502. el.hideIndicator();
  503. });
  504. });
  505. };
  506. self.enable = function(el) {
  507. return API.queryCluster('enableTable',self.name).complete(function() {
  508. self.enabled(true);
  509. });
  510. };
  511. self.disable = function(callback) {
  512. return API.queryCluster('disableTable',self.name).complete(function() {
  513. self.enabled(false);
  514. if($.isFunction(callback)) callback();
  515. });
  516. };
  517. self.drop = function(el) {
  518. return API.queryCluster('deleteTable',self.name);
  519. };
  520. };
  521. var QuerySetPiece = function(options) {
  522. var self = this;
  523. options = ko.utils.extend({
  524. row_key: "null",
  525. scan_length: 1,
  526. prefix: false,
  527. columns: [],
  528. filter: null,
  529. onValidate: function(){}
  530. }, options);
  531. BaseModel.apply(self,[options]);
  532. self.row_key = ko.observable(options.row_key);
  533. self.scan_length = ko.observable(options.scan_length);
  534. self.columns = ko.observableArray(options.columns);
  535. self.prefix = ko.observable(options.prefix);
  536. self.filter = ko.observable(options.filter);
  537. self.editing = ko.observable(true);
  538. self.validate = function() {
  539. if(self.scan_length() <= 0 || self.row_key() == "")
  540. return app.views.tabledata.querySet.remove(self); //change later
  541. return options.onValidate();
  542. };
  543. self.row_key.subscribe(self.validate.bind());
  544. self.scan_length.subscribe(self.validate.bind());
  545. };
  546. var ColumnFamily = function(options) {
  547. this.name = options.name;
  548. this.enabled = ko.observable(options.enabled);
  549. this.toggle = function() {
  550. this.enabled(!this.enabled());
  551. app.views.tabledata.reload();
  552. };
  553. }
  554. //tagsearch
  555. var tagsearch = function() {
  556. var self = this;
  557. self.tags = ko.observableArray();
  558. self.mode = ko.observable('idle');
  559. self.cur_input = ko.observable('');
  560. self.submitted = ko.observable(false);
  561. self.filters = ["KeyOnlyFilter ()", "FirstKeyOnlyFilter ()", "PrefixFilter (‘row_prefix’)", "ColumnPrefixFilter(‘column_prefix’)", "MultipleColumnPrefixFilter(‘column_prefix’, ‘column_prefix’, …, ‘column_prefix’)", "ColumnCountGetFilter (‘limit’)", "PageFilter (‘page_size’)", "ColumnPaginationFilter(‘limit’, ‘offest')", "InclusiveStopFilter(‘stop_row_key’)", "TimeStampsFilter (timestamp, timestamp, ... ,timestamp)", "RowFilter (compareOp, ‘row_comparator’)", "QualifierFilter (compareOp, ‘qualifier_comparator’)", "QualifierFilter (compareOp,‘qualifier_comparator’)", "ValueFilter (compareOp,‘value_comparator’)", "DependentColumnFilter (‘family’, ‘qualifier’, boolean, compare operator, ‘value comparator’)", "DependentColumnFilter (‘family’, ‘qualifier’, boolean)", "DependentColumnFilter (‘family’, ‘qualifier’)", "SingleColumnValueFilter(‘family’, ‘qualifier’, compare operator, ‘comparator’, filterIfColumnMissing_boolean, latest_version_boolean)", "SingleColumnValueFilter(‘family’, ‘qualifier, compare operator, ‘comparator’)", "SingleColumnValueExcludeFilter('family', 'qualifier', compare operator, 'comparator', latest_version_boolean, filterIfColumnMissing_boolean)", "SingleColumnValueExcludeFilter('family', 'qualifier', compare operator, 'comparator')", "ColumnRangeFilter (‘minColumn’, minColumnInclusive_bool, ‘maxColumn’, maxColumnInclusive_bool)"];
  562. self.hints = ko.observableArray([ {
  563. hint: i18n('End Query'),
  564. shortcut: ',',
  565. mode: ['rowkey', 'prefix', 'scan'],
  566. selected: false
  567. }, {
  568. hint: i18n('Mark Row/Column Prefix'),
  569. shortcut: '*',
  570. mode: ['rowkey'],
  571. selected: false
  572. }, {
  573. hint: i18n('Start Row/Column Scan'),
  574. shortcut: '+',
  575. mode: ['rowkey', 'prefix'],
  576. selected: false
  577. }, {
  578. hint: i18n('Start Select Columns'),
  579. shortcut: '[',
  580. mode: ['rowkey', 'prefix'],
  581. selected: false
  582. }, {
  583. hint: i18n('End Column/Family'),
  584. shortcut: ',',
  585. mode: ['columns'],
  586. selected: false
  587. }, {
  588. hint: i18n('End Select Columns'),
  589. shortcut: ']',
  590. mode: ['columns'],
  591. selected: false
  592. },
  593. {
  594. hint: i18n('Start FilterString'),
  595. shortcut: '{',
  596. mode: ['rowkey'],
  597. selected: false
  598. },
  599. {
  600. hint: i18n('End FilterString'),
  601. shortcut: '}',
  602. mode: ['filter'],
  603. selected: false
  604. }
  605. ]);
  606. self.activeHints = ko.computed(function() {
  607. var ret = [];
  608. $(self.hints()).each(function(i, hint) {
  609. if (hint.mode.indexOf(self.mode()) > -1)
  610. ret.push(hint);
  611. });
  612. return ret;
  613. });
  614. self.activeHint = ko.observable(-1);
  615. self.modes = {
  616. 'rowkey': {
  617. hint: i18n('Row Key Value'),
  618. type: i18n('String')
  619. },
  620. 'scan': {
  621. hint: i18n('Length of Scan or Row Key'),
  622. type: i18n('Integer')
  623. },
  624. 'columns': {
  625. hint: i18n('Column Family: Column Name'),
  626. type: i18n('String')
  627. },
  628. 'prefix': {
  629. hint: i18n('Rows starting with'),
  630. type: i18n('String')
  631. },
  632. 'filter': {
  633. hint: i18n('Thrift FilterString'),
  634. type: i18n('String')
  635. }
  636. }
  637. self.modeQueue = ['idle'];
  638. self.focused = ko.observable(false);
  639. self.activeSuggestions = ko.observableArray();
  640. self.insertTag = function(tag) {
  641. var mode = tag.indexOf('+') != -1 ? 'scan' : 'rowkey';
  642. var tag = {value: tag, tag: mode} //parse mode
  643. self.tags.push(tag);
  644. }
  645. self.render = function(input, renderers) {
  646. var keys = Object.keys(renderers);
  647. for(var i=0; i<keys.length; i++) {
  648. input = input.replace(renderers[keys[i]].select, function(selected) {
  649. var hasMatched = false;
  650. var processed = selected.replace(renderers[keys[i]].tag, function(tagged) {
  651. hasMatched = true;
  652. return "<span class='" + keys[i] + " tagsearchTag' title='" + keys[i] + "' data-toggle='tooltip'>" + ('nested' in renderers[keys[i]] ? self.render(tagged, renderers[keys[i]].nested) : tagged) + "</span>";
  653. });
  654. if(hasMatched && renderers[keys[i]]['strip'])
  655. processed = processed.replace(renderers[keys[i]].strip, '');
  656. return processed;
  657. });
  658. }
  659. return input;
  660. };
  661. self.updateMode = function(value) {
  662. self.submitted(false);
  663. var selection = value.slice(0, self.selectionEnd());
  664. var endindex = selection.slice(selection.lastIndexOf(',')).indexOf(',');
  665. if(endindex == -1) endindex = selection.length;
  666. var lastbit = value.substring(selection.lastIndexOf(','), endindex).trim();
  667. if(lastbit == "," || lastbit == "") {
  668. self.mode('idle');
  669. return;
  670. }
  671. var tokens = "[]+*{}";
  672. var m = 'rowkey';
  673. for(var i=selection.length - 1; i>=0; i--) {
  674. if(tokens.indexOf(selection[i]) != -1) {
  675. if(selection[i] == '{')
  676. m = 'filter';
  677. else if(selection[i] == '[')
  678. m = 'columns';
  679. else if(selection[i] == ']' || selection[i] == '}')
  680. m = 'rowkey';
  681. else if(selection[i] == '+')
  682. m = 'scan';
  683. else if(selection[i] == '-')
  684. m = 'prefix';
  685. break;
  686. }
  687. }
  688. self.mode(m.trim());
  689. };
  690. self.selectionStart = ko.observable(0);
  691. self.selectionEnd = ko.observable(0);
  692. self.hintText = ko.computed(function() {
  693. var pre, s, e;
  694. try {
  695. var r = window.getSelection().getRangeAt(0);
  696. pre = r.startContainer.nodeValue;
  697. s = r.startOffset;
  698. e = r.endOffset;
  699. return pre.slice(0, s) + "<span class='selection'>" + pre.slice(s, e) + "</span>" + pre.slice(e);
  700. } catch (e) {
  701. var value = self.cur_input();
  702. var selection = value.slice(0, self.selectionEnd());
  703. var index = selection.lastIndexOf(',') + 1;
  704. var endindex = value.slice(index).indexOf(',');
  705. endindex = endindex == -1 ? value.length : endindex;
  706. pre = value.substring(index, index + endindex);
  707. s = self.selectionStart() - index;
  708. e = self.selectionEnd() - index;
  709. if(s == e)
  710. e += 1;
  711. s = s < 0 ? 0 : s;
  712. e = e > pre.length ? pre.length : e;
  713. }
  714. return pre.slice(0, s) + "<span class='selection'>" + pre.slice(s, e) + "</span>" + pre.slice(e);
  715. });
  716. self.onKeyDown = function(target, ev) {
  717. if(ev.keyCode == 13 && self.cur_input().slice(self.cur_input().lastIndexOf(',')).trim() != ",") {
  718. self.evaluate();
  719. return false;
  720. }
  721. setTimeout(self.updateMenu, 1);
  722. return true;
  723. };
  724. self.updateMenu = function() {
  725. try{
  726. var pos = getEditablePosition(document.getElementById('search-tags'));
  727. self.selectionStart(pos);
  728. self.selectionEnd(pos);
  729. } catch (err) {}
  730. self.updateMode(self.cur_input());
  731. self.updateSuggestions();
  732. };
  733. self.replaceFocusNode = function(text) {
  734. window.getSelection().getRangeAt(0).startContainer.nodeValue = text;
  735. };
  736. self.updateSuggestions = function() {
  737. var val = window.getSelection().getRangeAt(0).startContainer.nodeValue;
  738. switch(self.mode()) {
  739. case 'filter':
  740. var focus = val.replace(/\{|\}|\s|&[^;]+?;/g,"").split(/(AND|OR|SKIP|WHILE)/).slice(-1)[0];
  741. self.activeSuggestions(self.filters.filter(function(a) {
  742. return a.replace(" ","").indexOf(focus) != -1;
  743. }));
  744. return;
  745. case 'rowkey':
  746. var validate = window.getSelection().getRangeAt(0).startContainer.nodeValue;
  747. function cancel() {
  748. return window.getSelection().getRangeAt(0).startContainer.nodeValue != validate;
  749. }
  750. function callback() {
  751. if(cancel()) return false;
  752. API.queryTable('getAutocompleteRows', 10, prepForTransport(validate.trim())).done(function(data) {
  753. if(cancel()) return false;
  754. self.activeSuggestions(data);
  755. });
  756. }
  757. setTimeout(callback, 200);
  758. return;
  759. default:
  760. self.activeSuggestions([]);
  761. return;
  762. }
  763. }
  764. self.evaluate = function() {
  765. table_search(self.cur_input());
  766. self.submitted(true);
  767. self.mode('idle');
  768. };
  769. $('#search-tags').blur(function(){
  770. self.focused(false);
  771. });
  772. self.doBlur = function() {
  773. if(self.cur_input().trim() == "") {
  774. function doClick() {
  775. if(self.cur_input().trim() != "") return false;
  776. setTimeout(function() {
  777. $('#search-tags').focus();
  778. }, 1);
  779. }
  780. $('#search-tags').html('<small>' + $('#search-tags').data("placeholder") + '</small>').one('click', doClick).find('small').on('mousedown', doClick);
  781. }
  782. }
  783. $('#search-tags').focus(function(){
  784. self.focused(true);
  785. });
  786. };
  787. var CellHistoryPage = function(options) {
  788. var self = this;
  789. self.items = ko.observableArray(options.items);
  790. self.loading = ko.observable(false);
  791. self.reload = function(timestamp, append) {
  792. if(!timestamp)
  793. timestamp = options.timestamp
  794. API.queryTable("getVerTs", options.row, options.column, timestamp, 10, 'null').done(function(res) {
  795. self.loading = ko.observable(true);
  796. if(!append)
  797. self.items(res);
  798. else
  799. self.items(self.items() + res);
  800. self.loading = ko.observable(false);
  801. });
  802. };
  803. };