controls.js 20 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. strip: /,(?![^\[\]\:]+[^\]\[]+\])/g, //strip delimiters and post-process string to make nice
  21. nested: {
  22. 'scan': { select: /\+[0-9 ]+/g, tag: /.+/g, strip: /a^/g },
  23. 'columns': { select: /\[.+\]/g, tag: /[^:,\[\]]+:([^,\[\]]+|)/g, strip: /[\[\]]/g }, //forced to do this select due to lack of lookbehinds
  24. 'prefix': { select: /[^\*]+\*/g, tag: /\*/g, strip: /a^/g }
  25. }
  26. }
  27. };
  28. var DataTableViewModel = function(options)
  29. {
  30. var self = this, _defaults = {
  31. name: '',
  32. columns: [],
  33. items: [],
  34. reload: function()
  35. {
  36. },
  37. el:''
  38. };
  39. options = ko.utils.extend(_defaults,options);
  40. ListViewModel.apply(this, [options]);
  41. self.name = ko.observable(options.name);
  42. self.searchQuery.subscribe(function(value)
  43. {
  44. self._table.fnFilter(value);
  45. });
  46. self.columns = ko.observableArray(options.columns);
  47. self._el = $('table[data-datasource="' + options.el + '"]');
  48. self._table = null;
  49. self._initTable = function()
  50. {
  51. if(!self._table)
  52. {
  53. self._table = self._el.dataTable({
  54. "aoColumnDefs": [
  55. { "bSortable": false, "aTargets": [ 0 ] }
  56. ],
  57. "sDom": 'tr',//this has to be in, change to sDom so you can call filter()
  58. 'bAutoWidth':false,
  59. "iDisplayLength": -1});
  60. return self._table;
  61. }
  62. };
  63. self.sort = function(viewModel, event) {
  64. var el = $(event.currentTarget);
  65. };
  66. var _reload = self.reload;
  67. self.reload = function(callback)
  68. {
  69. if(self._table)
  70. {
  71. self._table.fnClearTable();
  72. self._table.fnDestroy();
  73. self._table = null;
  74. }
  75. _reload(function()
  76. {
  77. self._initTable();
  78. if(callback!=null)
  79. callback();
  80. });
  81. };
  82. };
  83. //a Listview of Listviews
  84. var SmartViewModel = function(options)
  85. {
  86. var self = this;
  87. options = ko.utils.extend({
  88. name: '',
  89. items: [],
  90. reload: function()
  91. {
  92. },
  93. el:'',
  94. sortFields: {
  95. 'Row Key': function(a, b)
  96. {
  97. return a.row.localeCompare(b.row);
  98. },
  99. 'Column Count': function(a, b)
  100. {
  101. a = a.items().length;
  102. b = b.items().length;
  103. if(a > b)
  104. return 1;
  105. if(a < b)
  106. return -1;
  107. return 0;
  108. },
  109. 'Row Key Length': function(a, b)
  110. {
  111. a = a.row.length;
  112. b = b.row.length;
  113. if(a > b)
  114. return 1;
  115. if(a < b)
  116. return -1;
  117. return 0;
  118. }
  119. }
  120. }, options);
  121. ListViewModel.apply(this, [options]); //items: [ListView.items[],ListView.items[]]
  122. self.columnFamilies = ko.observableArray();
  123. self.name = ko.observable(options.name);
  124. self.name.subscribe(function(){
  125. self.querySet.removeAll();
  126. self.querySet.push(new QuerySetPeice({
  127. 'row_key': 'null',
  128. 'scan_length': 10,
  129. 'prefix': 'false'
  130. }));
  131. self._reloadcfs();
  132. }); //fix and decouple
  133. self.lastReloadTime = ko.observable(1);
  134. //self.columnFamilies.subscribe(function(){self.reload();});
  135. self.searchQuery.subscribe(function goToRow(value) //make this as nice as the renderfucnction and split into two, also fire not down on keyup events
  136. {
  137. var inputs = value.split(searchRenderers['rowkey']['select']);
  138. for(var i=0;i<inputs.length;i++)
  139. {
  140. if(inputs[i].trim() != "" && inputs[i].trim() != ',')
  141. {
  142. var p = inputs[i].split('+');
  143. var scan = p.length > 1 ? parseInt(p[1]) : 0;
  144. var extract = inputs[i].match(searchRenderers['rowkey']['nested']['columns']['select']);
  145. var columns = extract != null ? extract[0].match(searchRenderers['rowkey']['nested']['columns']['tag']) : [];
  146. self.querySet.push(new QuerySetPeice({
  147. 'row_key': p[0].replace(/\[.+\]|\*/g,'').trim(), //clean up with column regex selectors instead
  148. 'scan_length': scan ? scan + 1 : 1,
  149. 'columns': columns,
  150. 'prefix': inputs[i].match(searchRenderers['rowkey']['nested']['prefix']['select']) != null
  151. }));
  152. }
  153. }
  154. routie(app.cluster() + '/' + app.views.tabledata.name() +'/query/' + value);
  155. });
  156. self._reloadcfs = function()
  157. {
  158. return API.queryTable("getColumnDescriptors").done(function(data)
  159. {
  160. self.columnFamilies.removeAll();
  161. var keys = Object.keys(data);
  162. for(var i=0;i<keys.length;i++)
  163. {
  164. self.columnFamilies.push(new ColumnFamily({name:keys[i], enabled:false}));
  165. }
  166. self.reload();
  167. });
  168. };
  169. self.columnQuery = ko.observable("");
  170. self.columnQuery.subscribe(function(query)
  171. {
  172. $(self.items()).each(function()
  173. {
  174. this.searchQuery(query);
  175. });
  176. });
  177. self.rows = ko.computed(function()
  178. {
  179. var a = [];
  180. var items = this.items();
  181. for(var i=0; i<items.length; i++)
  182. {
  183. a.push(items[i].row);
  184. }
  185. return a;
  186. }, self);
  187. self.querySet = ko.observableArray();
  188. self.validateQuery = function()
  189. {
  190. $(self.querySet()).each(function()
  191. {
  192. this.validate();
  193. this.editing(false);
  194. });
  195. };
  196. self.addQuery = function()
  197. {
  198. self.validateQuery();
  199. self.querySet.push(new QuerySetPeice({onValidate: function()
  200. {
  201. //self.reload();
  202. }}))
  203. };
  204. self.evaluateQuery = function(callback)
  205. {
  206. self.validateQuery();
  207. self.reload(callback);
  208. };
  209. var _reload = self.reload;
  210. self.reload = function(callback)
  211. {
  212. self.truncated = ko.observable(false);
  213. var queryStart = new Date();
  214. _reload(function()
  215. {
  216. self.lastReloadTime((new Date() - queryStart)/1000);
  217. if(callback!=null)
  218. callback();
  219. self.isLoading(false);
  220. });
  221. };
  222. self.truncated = ko.observable(false);
  223. self.truncateLimit = ko.observable(1500);
  224. self.truncateCount = ko.observable(0);
  225. };
  226. var SmartViewDataRow = function(options)
  227. {
  228. var self = this;
  229. options = ko.utils.extend({
  230. sortFields: {
  231. 'Column Family': function(a, b)
  232. {
  233. return a.name.localeCompare(b.name);
  234. },
  235. 'Column Name': function(a, b)
  236. {
  237. return a.name.split(':')[1].localeCompare(b.name.split(':')[1]);
  238. },
  239. 'Cell Value': function(a, b)
  240. {
  241. a = a.value.length;
  242. b = b.value.length;
  243. if(a > b)
  244. return 1;
  245. if(a < b)
  246. return -1;
  247. return 0;
  248. },
  249. 'Timestamp': function(a, b)
  250. {
  251. a = parseInt(a.timestamp);
  252. b = parseInt(b.timestamp);
  253. if(a > b)
  254. return 1;
  255. if(a < b)
  256. return -1;
  257. return 0;
  258. },
  259. 'MIME Type': function()
  260. {
  261. },
  262. 'Column Name Length': function(a, b)
  263. {
  264. a = a.name.split(':')[1].length;
  265. b = b.name.split(':')[1].length;
  266. if(a > b)
  267. return 1;
  268. if(a < b)
  269. return -1;
  270. return 0;
  271. }
  272. }
  273. }, options);
  274. DataRow.apply(self,[options]);
  275. ListViewModel.apply(self,[options]);
  276. self.displayedItems = ko.observableArray();
  277. self.displayRangeStart = 0;
  278. self.displayRangeLength = 20;
  279. self.items.subscribe(function()
  280. {
  281. self.displayedItems([]);
  282. self.updateDisplayedItems();
  283. });
  284. self.searchQuery.subscribe(function(searchValue)
  285. {
  286. self.scrollLoadSource = ko.computed(function(){
  287. return self.items().filter(function(column)
  288. {
  289. return column.name.toLowerCase().indexOf(searchValue.toLowerCase()) != -1;
  290. });
  291. });
  292. self.displayRangeLength = 20;
  293. self.updateDisplayedItems();
  294. });
  295. self.scrollLoadSource = self.items;
  296. self.updateDisplayedItems = function()
  297. {
  298. var x = self.displayRangeStart;
  299. self.displayedItems(self.scrollLoadSource().slice(x, x + self.displayRangeLength));
  300. };
  301. self.resetScrollLoad = function()
  302. {
  303. self.scrollLoadSource = self.items;
  304. self.updateDisplayedItems();
  305. };
  306. self.toggleSelectedCollapse = function()
  307. {
  308. if(self.displayedItems().length == self.displayRangeStart + self.displayRangeLength)
  309. {
  310. self.displayedItems(self.displayedItems().filter(function(item)
  311. {
  312. return item.isSelected();
  313. }));
  314. self.scrollLoadSource = self.displayedItems;
  315. }
  316. else
  317. {
  318. self.resetScrollLoad();
  319. }
  320. };
  321. self.onScroll = function(target, ev)
  322. {
  323. if($(ev.target).scrollLeft() == ev.target.scrollWidth - ev.target.clientWidth && self.displayedItems().length < self.scrollLoadSource().length)
  324. {
  325. self.displayRangeLength += 15;
  326. self.updateDisplayedItems();
  327. }
  328. };
  329. self.drop = function(cont)
  330. {
  331. function doDrop()
  332. {
  333. self.isLoading(true);
  334. return API.queryTable('deleteAllRow', self.row, "{}").complete(function()
  335. {
  336. app.views.tabledata.items.remove(self); //decouple later
  337. self.isLoading(false);
  338. });
  339. }
  340. (cont === true) ? doDrop() : confirm("Confirm Delete", 'Delete row ' + self.row + '? (This cannot be undone)', doDrop);
  341. };
  342. self.setItems = function(cols)
  343. {
  344. var colKeys = Object.keys(cols);
  345. var items = [];
  346. for(var q=0;q<colKeys.length;q++)
  347. {
  348. items.push(new ColumnRow({name: colKeys[q],
  349. timestamp: cols[colKeys[q]].timestamp,
  350. value: cols[colKeys[q]].value,
  351. parent: self}));
  352. }
  353. self.items(items);
  354. return self.items();
  355. };
  356. self.selectAllVisible = function(){
  357. for(t=0;t<self.displayedItems().length;t++)
  358. self.displayedItems()[t].isSelected(true);
  359. return self;
  360. };
  361. self.toggleSelectAllVisible = function()
  362. {
  363. if(self.selected().length != self.displayedItems().length)
  364. return self.selectAllVisible();
  365. return self.deselectAll();
  366. };
  367. self.push = function(item)
  368. {
  369. var column = new ColumnRow(item);
  370. self.items.push(column);
  371. };
  372. var _reload = self.reload;
  373. self.reload = function(callback)
  374. {
  375. _reload(function()
  376. {
  377. if(callback!=null)
  378. callback();
  379. self.isLoading(false);
  380. });
  381. };
  382. };
  383. var ColumnRow = function(options)
  384. {
  385. var self = this;
  386. ko.utils.extend(self,options);
  387. DataRow.apply(self,[options]);
  388. self.value = ko.observable(self.value);
  389. self.history = new CellHistoryPage({row: self.parent.row, column: self.name, timestamp: self.timestamp, items: []});
  390. self.drop = function(cont)
  391. {
  392. function doDrop()
  393. {
  394. self.parent.isLoading(true);
  395. return API.queryTable('deleteColumn', self.parent.row, self.name).done(function(data)
  396. {
  397. self.parent.items.remove(self);
  398. if(self.parent.items().length > 0)
  399. self.parent.reload(); //change later
  400. self.parent.isLoading(false);
  401. });
  402. }
  403. (cont === true) ? doDrop() : confirm("Confirm Delete", "Are you sure you want to drop this column?", doDrop);
  404. };
  405. self.reload = function(callback, skipPut)
  406. {
  407. self.isLoading(true);
  408. API.queryTable('get', self.parent.row, self.name, 'null').done(function(data)
  409. {
  410. if(data.length > 0 && !skipPut)
  411. self.value(data[0].value);
  412. callback();
  413. self.isLoading(false);
  414. });
  415. };
  416. self.value.subscribe(function(value)
  417. {
  418. //change transport prep to object wrapper
  419. logGA();
  420. API.queryTable('putColumn', self.parent.row, self.name, "hbase-post-key-" + value).done(function(data)
  421. {
  422. self.reload(function(){}, true);
  423. });
  424. self.editing(false);
  425. });
  426. self.editing = ko.observable(false);
  427. self.isLoading = ko.observable(false); //move to baseclass
  428. };
  429. var SortDropDownView = function(options)
  430. {
  431. var self = this;
  432. options = ko.utils.extend({
  433. sortFields: {},
  434. target: null
  435. }, options);
  436. BaseModel.apply(self,[options]);
  437. self.target = options.target;
  438. self.sortAsc = ko.observable(true);
  439. self.sortAsc.subscribe(function(){self.sort()});
  440. self.sortField = ko.observable("");
  441. self.sortField.subscribe(function(){self.sort()});
  442. self.sortFields = ko.observableArray(Object.keys(options.sortFields)); // change to ko.computed?
  443. self.sortFunctionHash = ko.observable(options.sortFields);
  444. self.toggleSortMode = function()
  445. {
  446. self.sortAsc(!self.sortAsc());
  447. };
  448. self.sort = function()
  449. {
  450. if (!self.target || !(self.sortFields().length > 0)) return;
  451. self.target.sort(function(a, b)
  452. {
  453. 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
  454. });
  455. };
  456. };
  457. var TableDataRow = function(options)
  458. {
  459. var self = this;
  460. options = ko.utils.extend({
  461. name:"",
  462. enabled:true
  463. }, options);
  464. DataRow.apply(self,[options]);
  465. self.name = options['name'];
  466. self.enabled = ko.observable(options['enabled']);
  467. self.toggle = function(viewModel,event){
  468. var action = ['enable','disable'][self.enabled() << 0], el = $(event.currentTarget);
  469. confirm("Confirm "+action, "Are you sure you want to " + action + " this table?", function() //gotta i18n this!
  470. {
  471. el.showIndicator();
  472. return self[action](el).complete(function()
  473. {
  474. el.hideIndicator();
  475. });
  476. });
  477. };
  478. self.enable = function(el)
  479. {
  480. return API.queryCluster('enableTable',self.name).complete(function()
  481. {
  482. self.enabled(true);
  483. });
  484. };
  485. self.disable = function(el)
  486. {
  487. return API.queryCluster('disableTable',self.name).complete(function()
  488. {
  489. self.enabled(false);
  490. });
  491. };
  492. self.drop = function(el)
  493. {
  494. return API.queryCluster('deleteTable',self.name);
  495. };
  496. };
  497. var QuerySetPeice = function(options)
  498. {
  499. var self = this;
  500. options = ko.utils.extend({
  501. row_key: "null",
  502. scan_length: 1,
  503. prefix: false,
  504. columns: [],
  505. onValidate: function(){}
  506. }, options);
  507. BaseModel.apply(self,[options]);
  508. self.row_key = ko.observable(options.row_key);
  509. self.scan_length = ko.observable(options.scan_length);
  510. self.columns = ko.observableArray(options.columns);
  511. self.prefix = ko.observable(options.prefix);
  512. self.editing = ko.observable(true);
  513. self.validate = function()
  514. {
  515. if(self.scan_length() <= 0 || self.row_key() == "")
  516. return app.views.tabledata.querySet.remove(self); //change later
  517. return options.onValidate();
  518. };
  519. self.row_key.subscribe(self.validate.bind());
  520. self.scan_length.subscribe(self.validate.bind());
  521. };
  522. var ColumnFamily = function(options)
  523. {
  524. this.name = options.name;
  525. this.enabled = ko.observable(options.enabled);
  526. this.toggle = function()
  527. {
  528. this.enabled(!this.enabled());
  529. app.views.tabledata.reload();
  530. };
  531. }
  532. //tagsearch
  533. var tagsearch = function()
  534. {
  535. var self = this;
  536. self.tags = ko.observableArray();
  537. self.mode = ko.observable('idle');
  538. self.cur_input = ko.observable('');
  539. self.hints = ko.observableArray([
  540. {
  541. hint: 'End Query',
  542. shortcut: ',',
  543. mode: ['rowkey', 'prefix', 'scan'],
  544. selected: false
  545. },
  546. {
  547. hint: 'Mark Row Prefix',
  548. shortcut: '*',
  549. mode: ['rowkey'],
  550. selected: false
  551. },
  552. {
  553. hint: 'Start Scan',
  554. shortcut: '+',
  555. mode: ['rowkey', 'prefix'],
  556. selected: false
  557. },
  558. {
  559. hint: 'Start Select Columns',
  560. shortcut: '[',
  561. mode: ['rowkey', 'prefix'],
  562. selected: false
  563. },
  564. {
  565. hint: 'End Column/Family',
  566. shortcut: ',',
  567. mode: ['columns'],
  568. selected: false
  569. },
  570. {
  571. hint: 'End Select Columns',
  572. shortcut: ']',
  573. mode: ['columns'],
  574. selected: false
  575. }
  576. ]);
  577. self.activeHints = ko.computed(function()
  578. {
  579. var ret = [];
  580. $(self.hints()).each(function(i, hint)
  581. {
  582. if (hint.mode.indexOf(self.mode()) > -1)
  583. ret.push(hint);
  584. });
  585. return ret;
  586. });
  587. self.activeHint = ko.observable(-1);
  588. self.modes =
  589. {
  590. 'rowkey': {
  591. hint: 'Row Key Value',
  592. type: 'String'
  593. },
  594. 'scan': {
  595. hint: 'Length of Scan or Row Key',
  596. type: 'Integer'
  597. },
  598. 'columns': {
  599. hint: 'Column Family: Column Name',
  600. type: 'String'
  601. },
  602. 'prefix': {
  603. hint: 'Rows starting with',
  604. type: 'String'
  605. }
  606. }
  607. self.modeQueue = ['idle'];
  608. self.focused = ko.observable(false);
  609. self.insertTag = function(tag)
  610. {
  611. var mode = tag.indexOf('+') != -1 ? 'scan' : 'rowkey';
  612. var tag = {value: tag, tag: mode} //parse mode
  613. self.tags.push(tag);
  614. }
  615. self.render = function(input, renderers)
  616. {
  617. var keys = Object.keys(renderers);
  618. for(var i=0; i<keys.length; i++)
  619. {
  620. input = input.replace(renderers[keys[i]].select, function(selected)
  621. {
  622. var hasMatched = false;
  623. var processed = selected.replace(renderers[keys[i]].tag, function(tagged)
  624. {
  625. hasMatched = true;
  626. 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).trim() + "</span> ";
  627. });
  628. if(hasMatched)
  629. processed = processed.replace(renderers[keys[i]].strip, '');
  630. return processed;
  631. });
  632. }
  633. return input;
  634. };
  635. self.updateMode = function(value)
  636. {
  637. var selection = value.slice(0, self.selectionEnd());
  638. var endindex = selection.slice(selection.lastIndexOf(',')).indexOf(',');
  639. if(endindex == -1) endindex = selection.length;
  640. var lastbit = value.substring(selection.lastIndexOf(','), endindex).trim();
  641. if(lastbit == "," || lastbit == "")
  642. {
  643. self.mode('idle');
  644. return;
  645. }
  646. var tokens = "[]+,-";
  647. var m = 'rowkey';
  648. for(var i=selection.length - 1; i>=0; i--)
  649. {
  650. if(tokens.indexOf(selection[i]) != -1)
  651. {
  652. if(selection[i] == '[')
  653. m = 'columns';
  654. else if(selection[i] == ']')
  655. m = 'rowkey';
  656. else if(selection[i] == '+')
  657. m = 'scan';
  658. else if(selection[i] == '-')
  659. m = 'prefix';
  660. break;
  661. }
  662. }
  663. self.mode(m.trim());
  664. };
  665. self.selectionStart = ko.observable(0);
  666. self.selectionEnd = ko.observable(0);
  667. self.renderedValue = ko.computed(function()
  668. {
  669. var pre = self.cur_input();
  670. var s = self.selectionStart(), e = self.selectionEnd();
  671. var indicator = (self.focused()) ? '<i class="tagIndicator">|</i>' : '';
  672. self.updateMode(self.cur_input());
  673. return self.render(pre.slice(0, e) + indicator + pre.slice(e), searchRenderers);
  674. });
  675. self.hintText = ko.computed(function()
  676. {
  677. var value = self.cur_input();
  678. var selection = value.slice(0, self.selectionEnd());
  679. var index = selection.lastIndexOf(',') + 1;
  680. var endindex = value.slice(index).indexOf(',');
  681. endindex = endindex == -1 ? value.length : endindex;
  682. var pre = value.substring(index, index + endindex);
  683. var s = self.selectionStart() - index, e = self.selectionEnd() - index;
  684. if(s == e)
  685. e += 1;
  686. s = s < 0 ? 0 : s;
  687. e = e > pre.length ? pre.length : e;
  688. return pre.slice(0, s) + "<span class='selection'>" + pre.slice(s, e) + "</span>" + pre.slice(e);
  689. });
  690. self.onKeyDown = function(target, ev)
  691. {
  692. self.selectionStart($('#tag-input')[0].selectionStart);
  693. self.selectionEnd($('#tag-input')[0].selectionEnd);
  694. if(ev.keyCode == 13 && self.cur_input().slice(self.cur_input().lastIndexOf(',')).trim() != ",")
  695. {
  696. self.evaluate();
  697. }
  698. return true;
  699. }
  700. self.evaluate = function()
  701. {
  702. app.views.tabledata.searchQuery(self.cur_input());
  703. }
  704. };
  705. var CellHistoryPage = function(options)
  706. {
  707. var self = this;
  708. self.items = ko.observableArray(options.items);
  709. self.loading = ko.observable(false);
  710. self.reload = function(timestamp, append)
  711. {
  712. if(!timestamp)
  713. timestamp = options.timestamp
  714. API.queryTable("getVerTs", options.row, options.column, timestamp, 10, 'null').done(function(res)
  715. {
  716. self.loading = ko.observable(true);
  717. if(!append)
  718. self.items(res);
  719. else
  720. self.items(self.items() + res);
  721. self.loading = ko.observable(false);
  722. });
  723. };
  724. };