workflow-editor.ko.js 23 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787
  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. ko.bindingHandlers.droppable = {
  17. init: function(element, valueAccessor) {
  18. var _dropElement = $(element);
  19. var _options = valueAccessor();
  20. if (_options.enabled){
  21. var _dropOptions = {
  22. hoverClass: 'drop-target-highlight',
  23. drop: _options.onDrop
  24. };
  25. _dropElement.droppable(_dropOptions);
  26. }
  27. }
  28. };
  29. function magicLayout(vm) {
  30. loadLayout(vm, vm.initial.layout);
  31. $(document).trigger("magicLayout");
  32. }
  33. function loadLayout(viewModel, json_layout) {
  34. var _columns = [];
  35. $(json_layout).each(function (cnt, json_col) {
  36. var _rows = [];
  37. $(json_col.rows).each(function (rcnt, json_row) {
  38. var row = new Row([], viewModel);
  39. $(json_row.widgets).each(function (wcnt, widget) {
  40. row.addWidget(new Widget({
  41. size:widget.size,
  42. id: widget.id,
  43. name: widget.name,
  44. widgetType: widget.widgetType,
  45. properties: widget.properties,
  46. offset: widget.offset,
  47. loading: true,
  48. vm: viewModel
  49. }));
  50. });
  51. $(json_row.columns).each(function (ccnt, column) {
  52. var _irows = [];
  53. $(column.rows).each(function (ircnt, json_irow) {
  54. var _irow = new Row([], viewModel);
  55. $(json_irow.widgets).each(function (iwcnt, iwidget) {
  56. _irow.addWidget(new Widget({
  57. size:iwidget.size,
  58. id: iwidget.id,
  59. name: iwidget.name,
  60. widgetType: iwidget.widgetType,
  61. properties: iwidget.properties,
  62. offset: iwidget.offset,
  63. loading: true,
  64. vm: viewModel
  65. }));
  66. });
  67. _irows.push(_irow);
  68. });
  69. row.addColumn(new Column(column.size, _irows));
  70. });
  71. _rows.push(row);
  72. });
  73. var column = new Column(json_col.size, _rows);
  74. _columns = _columns.concat(column);
  75. });
  76. viewModel.columns(_columns);
  77. }
  78. // End dashboard lib
  79. var Node = function (node) {
  80. var self = this;
  81. var type = typeof node.widgetType != "undefined" ? node.widgetType : node.type;
  82. self.id = ko.observable(typeof node.id != "undefined" && node.id != null ? node.id : UUID());
  83. self.name = ko.observable(typeof node.name != "undefined" && node.name != null ? node.name : "");
  84. self.type = ko.observable(typeof type != "undefined" && type != null ? type : "");
  85. self.properties = ko.mapping.fromJS(typeof node.properties != "undefined" && node.properties != null ? node.properties : {});
  86. self.children = ko.mapping.fromJS(typeof node.children != "undefined" && node.children != null ? node.children : []);
  87. self.get_link = function(name) {
  88. var _link = null;
  89. $.each(self.children(), function(index, link) {
  90. if (name in link) {
  91. _link = link;
  92. return false;
  93. }
  94. });
  95. return _link;
  96. }
  97. self.set_link = function(name, node_id) {
  98. var _link = self.get_link(name);
  99. if (_link == null) {
  100. _link = {}
  101. _link[name] = node_id;
  102. self.children.push(_link);
  103. } else {
  104. _link[name] = node_id;
  105. }
  106. }
  107. self.remove_link = function(name, child) {
  108. var _link = null;
  109. $.each(self.children(), function(index, link) {
  110. var _l = ko.mapping.toJS(link);
  111. if (name in _l && _l[name] == child) {
  112. _link = link;
  113. return false;
  114. }
  115. });
  116. if (_link != null) {
  117. self.children.remove(_link);
  118. }
  119. }
  120. }
  121. var Workflow = function (vm, workflow) {
  122. var self = this;
  123. self.id = ko.observable(typeof workflow.id != "undefined" && workflow.id != null ? workflow.id : null);
  124. self.uuid = ko.observable(typeof workflow.uuid != "undefined" && workflow.uuid != null ? workflow.uuid : UUID());
  125. self.name = ko.observable(typeof workflow.name != "undefined" && workflow.name != null ? workflow.name : "");
  126. self.properties = ko.mapping.fromJS(typeof workflow.properties != "undefined" && workflow.properties != null ? workflow.properties : {});
  127. self.nodes = ko.observableArray([]);
  128. self.linkMapping = ko.computed(function() {
  129. var mapping = {};
  130. $.each(self.nodes(), function(index, node) {
  131. var links = []
  132. $.each(node.children(), function(index, link) {
  133. if ('to' in link) {
  134. links.push(link['to']);
  135. }
  136. });
  137. mapping[node.id()] = links
  138. });
  139. return mapping;
  140. });
  141. self.linkMapping.subscribe(function(newVal){
  142. $(document).trigger("drawArrows");
  143. });
  144. self.loadNodes = function(workflow) {
  145. var nodes = []
  146. $.each(workflow.nodes, function(index, node) {
  147. var _node = new Node(node);
  148. nodes.push(_node);
  149. });
  150. self.nodes(nodes)
  151. }
  152. self.newNode = function(widget) {
  153. $.ajax({
  154. type: "POST",
  155. url: "/oozie/editor/workflow/new_node/",
  156. data: {
  157. "workflow": ko.mapping.toJSON(workflow),
  158. "node": ko.mapping.toJSON(widget)
  159. },
  160. success: function (data) {
  161. if (data.status == 0) {
  162. viewModel.addActionProperties(data.properties);
  163. viewModel.addActionWorkflows(data.workflows);
  164. }
  165. },
  166. async: false
  167. });
  168. };
  169. self.addNode = function(widget) {
  170. // Todo get parent cell, link nodes... when we have the new layout
  171. $.post("/oozie/editor/workflow/add_node/", {
  172. "workflow": ko.mapping.toJSON(workflow),
  173. "node": ko.mapping.toJSON(widget),
  174. "properties": ko.mapping.toJSON(viewModel.addActionProperties()),
  175. "subworkflow": viewModel.selectedSubWorkflow() ? ko.mapping.toJSON(viewModel.selectedSubWorkflow()) : '{}',
  176. }, function (data) {
  177. if (data.status == 0) {
  178. var _node = ko.mapping.toJS(widget);
  179. _node.properties = data.properties;
  180. _node.name = data.name;
  181. var node = new Node(_node);
  182. // Add to list of nodes
  183. var end = self.nodes.pop();
  184. self.nodes.push(node);
  185. self.nodes.push(end);
  186. // if node != kill node
  187. // Added to the side ?
  188. if (vm.currentlyCreatingFork) {
  189. var parentWidget = vm.getWidgetPredecessor(node.id());
  190. if (self.getNodeById(parentWidget.id()) == null) { // New fork
  191. var fork = new Node(vm.currentlyCreatedFork);
  192. var join = new Node(vm.currentlyCreatedJoin);
  193. var forkParent = self.getNodeById(vm.getWidgetPredecessor(parentWidget.id()).id());
  194. var afterParentId = ko.mapping.toJS(forkParent.get_link('to')).to;
  195. var afterParent = self.getNodeById(afterParentId);
  196. fork.children.push({'to': afterParentId});
  197. fork.children.push({'to': node.id()});
  198. forkParent.get_link('to')['to'] = fork.id();
  199. join.set_link('to', afterParent.get_link('to')['to']);
  200. afterParent.set_link('to', join.id());
  201. node.set_link('to', join.id());
  202. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  203. var end = self.nodes.pop();
  204. self.nodes.push(fork);
  205. self.nodes.push(join);
  206. self.nodes.push(end);
  207. // Regular node
  208. // Join node
  209. } else {
  210. // Just add to existing fork
  211. var join = vm.getWidgetSuccessor(node.id());
  212. node.set_link('to', join.id());
  213. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  214. self.getNodeById(parentWidget.id()).children.push({'to': node.id()});
  215. }
  216. } else {
  217. var parentWidget = vm.getWidgetPredecessor(node.id());
  218. var parent = self.getNodeById(parentWidget.id());
  219. if (parentWidget.widgetType() == 'start-widget') {
  220. // Star node link to new node
  221. parent.set_link('to', node.id());
  222. // Link to end
  223. node.set_link('to', '33430f0f-ebfa-c3ec-f237-3e77efa03d0a');
  224. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  225. } else {
  226. // Parent regular node
  227. node.set_link('to', parent.get_link('to')['to']);
  228. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  229. parent.set_link('to', node.id());
  230. }
  231. // Parent fork/decision/join...
  232. }
  233. vm.currentlyCreatingFork = false;
  234. } else {
  235. $(document).trigger("error", data.message);
  236. }
  237. }).fail(function (xhr, textStatus, errorThrown) {
  238. $(document).trigger("error", xhr.responseText);
  239. });
  240. };
  241. self.removeNode = function(node_id) {
  242. var node = self.getNodeById(node_id);
  243. var parentWidget = vm.getWidgetPredecessor(node_id); // Use smarter self.getParents if action node with multi parents
  244. var parent = self.getNodeById(parentWidget.id());
  245. var childLink = node.get_link('to');
  246. var childId = ko.mapping.toJS(childLink)['to'];
  247. parent.remove_link('to', node_id);
  248. parent.children.push({'to': childId});
  249. self.nodes.remove(node);
  250. // If need to remove fork
  251. if (parentWidget.widgetType() == 'fork-widget') {
  252. var fork = parent;
  253. var join = self.getNodeById(childId);
  254. if (join.type() == 'join-widget') {
  255. if (join.children().length == 1) {
  256. // Link top to above and delete fork
  257. var forkParent = self.getParents(fork.id());
  258. forkParent.set_link('to', ko.mapping.toJS(fork.get_link('to'))['to']);
  259. self.nodes.remove(fork);
  260. // Link bottom to child of join
  261. var beboreJoin = self.getParents(childId);
  262. var joinChildId = ko.mapping.toJS(join.get_link('to'))['to'];
  263. beboreJoin.set_link('to', joinChildId);
  264. self.nodes.remove(join);
  265. }
  266. }
  267. }
  268. };
  269. self.getParents = function(node_id) { // Only one for now
  270. var _node = null;
  271. $.each(self.nodes(), function (index, node) {
  272. $.each(node.children(), function(index, link) {
  273. var _link = ko.mapping.toJS(link);
  274. if ('to' in _link && _link.to == node_id) {
  275. _node = node;
  276. return false;
  277. }
  278. })
  279. });
  280. return _node;
  281. }
  282. self.getNodeById = function (node_id) {
  283. var _node = null;
  284. $.each(self.nodes(), function (index, node) {
  285. if (node.id() == node_id) {
  286. _node = node;
  287. return false;
  288. }
  289. });
  290. return _node;
  291. };
  292. }
  293. var WorkflowEditorViewModel = function (layout_json, workflow_json, credentials_json) {
  294. var self = this;
  295. self.isNested = ko.observable(true);
  296. self.isEditing = ko.observable(true);
  297. self.isEditing.subscribe(function(newVal){
  298. $(document).trigger("editingToggled");
  299. });
  300. self.toggleEditing = function () {
  301. self.isEditing(! self.isEditing());
  302. };
  303. self.columns = ko.observable([]);
  304. self.previewColumns = ko.observable("");
  305. self.workflow = new Workflow(self, workflow_json);
  306. self.credentials = ko.mapping.fromJSON(credentials_json);
  307. self.inited = ko.observable(self.columns().length > 0);
  308. self.init = function(callback) {
  309. loadLayout(self, layout_json);
  310. self.workflow.loadNodes(workflow_json);
  311. }
  312. self.depen = ko.observableArray(workflow_json.dependencies);
  313. self.addActionProperties = ko.observableArray([]);
  314. self.addActionWorkflows = ko.observableArray([]);
  315. self.selectedSubWorkflow = ko.observable();
  316. self.currentlyDraggedWidget = null;
  317. self.currentlyCreatingFork = false;
  318. self.currentlyCreatedFork = null;
  319. self.currentlyCreatedJoin = null;
  320. self.isDragging = ko.observable(false);
  321. self.setCurrentDraggedWidget = function (widget) {
  322. self.currentlyDraggedWidget = widget;
  323. }
  324. self.addDraggedWidget = function (row, atBeginning) {
  325. if (self.currentlyDraggedWidget != null) {
  326. var _parentCol = self.getRowParentColumn(row.id());
  327. var _rowIdx = 0;
  328. $.each(_parentCol.rows(), function (i, irow) {
  329. if (irow.id() == row.id()) {
  330. _rowIdx = i;
  331. }
  332. });
  333. var _newRow = _parentCol.addEmptyRow(false, _rowIdx);
  334. var _w = new Widget({
  335. size: self.currentlyDraggedWidget.size(),
  336. id: UUID(),
  337. name: self.currentlyDraggedWidget.name(),
  338. widgetType: self.currentlyDraggedWidget.widgetType(),
  339. properties: self.currentlyDraggedWidget.properties(),
  340. offset: self.currentlyDraggedWidget.offset(),
  341. loading: true,
  342. vm: self
  343. });
  344. _newRow.widgets([_w]);
  345. return _w;
  346. }
  347. }
  348. self.addSideDraggedWidget = function (row, atBeginning) {
  349. if (self.currentlyDraggedWidget != null) {
  350. var _parentCol = self.getRowParentColumn(row.id());
  351. var _rowIdx = 0;
  352. $.each(_parentCol.rows(), function (i, irow) {
  353. if (irow.id() == row.id()) {
  354. _rowIdx = i;
  355. }
  356. });
  357. var _addForkAndJoin = (row.columns().length == 0);
  358. if (_addForkAndJoin){
  359. var _forkRow = _parentCol.addEmptyRow(false, _rowIdx);
  360. var _id = UUID();
  361. var _fork = new Widget({
  362. size: 12,
  363. id: _id,
  364. name: 'fork' + '-' + _id.slice(0, 4),
  365. widgetType: "fork-widget",
  366. properties: {},
  367. offset: 0,
  368. loading: true,
  369. vm: self
  370. });
  371. _forkRow.widgets([_fork]);
  372. }
  373. var _w = new Widget({
  374. size: self.currentlyDraggedWidget.size(),
  375. id: UUID(),
  376. name: self.currentlyDraggedWidget.name(),
  377. widgetType: self.currentlyDraggedWidget.widgetType(),
  378. properties: self.currentlyDraggedWidget.properties(),
  379. offset: self.currentlyDraggedWidget.offset(),
  380. loading: true,
  381. vm: self
  382. });
  383. var _col = row.addEmptyColumn(atBeginning);
  384. var _row = new Row([_w], self);
  385. _col.addRow(_row);
  386. if (_addForkAndJoin) {
  387. var _joinRow = _parentCol.addEmptyRow(false, _rowIdx + 2);
  388. var _id = UUID();
  389. var _join = new Widget({
  390. size: 12,
  391. id: _id,
  392. name: "join" + '-' + _id.slice(0, 4),
  393. widgetType: "join-widget",
  394. properties: {},
  395. offset: 0,
  396. loading: true,
  397. vm: self
  398. });
  399. _joinRow.widgets([_join]);
  400. self.currentlyCreatedFork = ko.mapping.toJS(_fork);
  401. self.currentlyCreatedJoin = ko.mapping.toJS(_join);
  402. }
  403. self.currentlyCreatingFork = true;
  404. self.currentlyDraggedWidget = null;
  405. return _w;
  406. }
  407. }
  408. self.getWidgetById = function (widget_id) {
  409. var _widget = null;
  410. $.each(self.columns(), function (i, col) {
  411. $.each(col.rows(), function (j, row) {
  412. $.each(row.widgets(), function (z, widget) {
  413. if (widget.id() == widget_id){
  414. _widget = widget;
  415. return false;
  416. }
  417. });
  418. });
  419. });
  420. return _widget;
  421. }
  422. self.removeWidget = function (widget_json) {
  423. self.workflow.removeNode(widget_json.id());
  424. self.removeWidgetById(widget_json.id());
  425. }
  426. self.removeWidgetById = function (widget_id) {
  427. $.each(self.columns(), function (i, col) {
  428. self.deeplyRemoveWidgetById(widget_id, col, self)
  429. });
  430. }
  431. self.deeplyRemoveWidgetById = function (widget_id, col, parent) {
  432. if (col) {
  433. $.each(col.rows(), function (j, row) {
  434. if (row && row.widgets()){
  435. $.each(row.widgets(), function (z, widget) {
  436. if (widget.id() == widget_id) {
  437. row.widgets.remove(widget);
  438. col.rows.remove(row);
  439. }
  440. });
  441. }
  442. if (row && row.columns()) {
  443. $.each(row.columns(), function (i, icol) {
  444. self.deeplyRemoveWidgetById(widget_id, icol, row);
  445. });
  446. }
  447. });
  448. if (col.rows().length == 0) {
  449. parent.columns.remove(col);
  450. if (parent.columns().length > 1) {
  451. var _size = Math.max(1, Math.floor(12 / (parent.columns().length)));
  452. parent.columns().forEach(function (icol) {
  453. icol.size(_size);
  454. });
  455. }
  456. else {
  457. var _rows = parent.columns()[0].rows();
  458. var _parentRows = self.getRowParentColumn(parent.id()).rows;
  459. var _prevRowIdx = -1;
  460. for (var i = 0; i < _parentRows().length; i++) {
  461. if (_parentRows()[i].id() == parent.id()) {
  462. break;
  463. }
  464. _prevRowIdx = i;
  465. }
  466. if (_prevRowIdx > -1 && _parentRows()[_prevRowIdx].widgets().length > 0 && _parentRows()[_prevRowIdx].widgets()[0].widgetType() == "fork-widget"){
  467. _parentRows.remove(_parentRows()[_prevRowIdx]);
  468. _parentRows.remove(_parentRows()[_prevRowIdx+1]);
  469. }
  470. for (var i=0;i<_rows.length;i++){
  471. if (i==0){
  472. parent.widgets(_rows[i].widgets());
  473. }
  474. else {
  475. _parentRows.push(_rows[i]);
  476. }
  477. }
  478. parent.columns([]);
  479. }
  480. }
  481. }
  482. }
  483. self.getWidgetRelative = function (widget_id, isPredecessor) {
  484. var _row = self.getWidgetParentRow(widget_id);
  485. var _col = self.getRowParentColumn(_row.id());
  486. var _nextRow = null;
  487. for (var i = 0; i < _col.rows().length; i++) {
  488. if (_col.rows()[i].id() == _row.id()) {
  489. if (!isPredecessor && _col.rows().length >= i + 1) {
  490. _nextRow = _col.rows()[i + 1];
  491. }
  492. break;
  493. }
  494. _nextRow = _col.rows()[i];
  495. }
  496. if (_nextRow != null) {
  497. return _nextRow.widgets()[0];
  498. }
  499. else {
  500. var _parentRow = self.getColumnParentRow(_col.id());
  501. if (_parentRow) {
  502. var _parentColumn = self.getRowParentColumn(_parentRow.id());
  503. var _nextParentRow = null;
  504. for (var i = 0; i < _parentColumn.rows().length; i++) {
  505. if (_parentColumn.rows()[i].id() == _parentRow.id()) {
  506. if (!isPredecessor && _parentColumn.rows().length >= i + 1) {
  507. _nextParentRow = _parentColumn.rows()[i + 1];
  508. }
  509. break;
  510. }
  511. _nextParentRow = _parentColumn.rows()[i];
  512. }
  513. if (_nextParentRow != null) {
  514. return _nextParentRow.widgets()[0];
  515. }
  516. }
  517. }
  518. return null;
  519. }
  520. self.getWidgetPredecessor = function (widget_id) {
  521. return self.getWidgetRelative(widget_id, true);
  522. }
  523. self.getWidgetSuccessor = function (widget_id) {
  524. return self.getWidgetRelative(widget_id, false);
  525. }
  526. self.getWidgetParentRow = function (widget_id) {
  527. var _row = null;
  528. for (var i = 0; i < self.columns().length; i++) {
  529. _row = self.traverseColumnForWidget(widget_id, self.columns()[i]);
  530. if (_row != null) {
  531. break;
  532. }
  533. }
  534. return _row;
  535. }
  536. self.getRowParentColumn = function (row_id) {
  537. var _column = null;
  538. for (var i = 0; i < self.columns().length; i++) {
  539. _column = self.traverseColumnForColumn(row_id, self.columns()[i]);
  540. }
  541. return _column;
  542. }
  543. self.getColumnParentRow = function (col_id) {
  544. var _row = null;
  545. for (var i = 0; i < self.columns().length; i++) {
  546. _row = self.traverseColumnForRow(col_id, self.columns()[i]);
  547. if (_row != null) {
  548. break;
  549. }
  550. }
  551. return _row;
  552. }
  553. self.getRowParentRow = function (row_id) {
  554. var _col = self.getRowParentColumn(row_id);
  555. if (_col != null) {
  556. return self.getColumnParentRow(_col.id());
  557. }
  558. }
  559. self.traverseColumnForColumn = function (row_id, col) {
  560. var _column = null;
  561. if (col) {
  562. for (var j = 0; j < col.rows().length; j++) {
  563. var row = col.rows()[j];
  564. if (row.id() == row_id) {
  565. _column = col;
  566. break;
  567. }
  568. for (var z = 0; z < row.columns().length; z++) {
  569. _column = self.traverseColumnForColumn(row_id, row.columns()[z]);
  570. if (_column != null) {
  571. break;
  572. }
  573. }
  574. }
  575. }
  576. return _column;
  577. }
  578. self.traverseColumnForRow = function (col_id, col) {
  579. var _row = null;
  580. if (col) {
  581. for (var j = 0; j < col.rows().length; j++) {
  582. var row = col.rows()[j];
  583. for (var z = 0; z < row.columns().length; z++) {
  584. var _col = row.columns()[z];
  585. if (_col.id() == col_id) {
  586. _row = row;
  587. }
  588. else {
  589. _row = self.traverseColumnForRow(col_id, _col);
  590. }
  591. if (_row != null) {
  592. break;
  593. }
  594. }
  595. }
  596. }
  597. return _row;
  598. }
  599. self.traverseColumnForWidget = function (widget_id, col) {
  600. var _row = null;
  601. if (col) {
  602. for (var j = 0; j < col.rows().length; j++) {
  603. var row = col.rows()[j];
  604. for (var z = 0; z < row.widgets().length; z++) {
  605. var widget = row.widgets()[z];
  606. if (widget.id() == widget_id) {
  607. _row = row;
  608. break;
  609. }
  610. }
  611. if (_row != null) {
  612. break;
  613. }
  614. for (var z = 0; z < row.columns().length; z++) {
  615. _row = self.traverseColumnForWidget(widget_id, row.columns()[z]);
  616. if (_row != null) {
  617. break;
  618. }
  619. }
  620. }
  621. }
  622. return _row;
  623. }
  624. self.save = function () {
  625. $.post("/oozie/editor/workflow/save/", {
  626. "layout": ko.mapping.toJSON(self.columns),
  627. "workflow": ko.mapping.toJSON(self.workflow)
  628. }, function (data) {
  629. if (data.status == 0) {
  630. self.workflow.id(data.id);
  631. $(document).trigger("info", data.message);
  632. if (window.location.search.indexOf("workflow") == -1) {
  633. window.location.hash = '#workflow=' + data.id;
  634. }
  635. }
  636. else {
  637. $(document).trigger("error", data.message);
  638. }
  639. }).fail(function (xhr, textStatus, errorThrown) {
  640. $(document).trigger("error", xhr.responseText);
  641. });
  642. };
  643. self.gen_xml = function () {
  644. $.post("/oozie/editor/workflow/gen_xml/", {
  645. "layout": ko.mapping.toJSON(self.columns),
  646. "workflow": ko.mapping.toJSON(self.workflow)
  647. }, function (data) {
  648. if (data.status == 0) {
  649. console.log(data.xml);
  650. }
  651. else {
  652. $(document).trigger("error", data.message);
  653. }
  654. }).fail(function (xhr, textStatus, errorThrown) {
  655. $(document).trigger("error", xhr.responseText);
  656. });
  657. };
  658. self.showSubmitPopup = function () {
  659. // If self.workflow.id() == null, need to save wf for now
  660. $.get("/oozie/editor/workflow/submit/" + self.workflow.id(), {
  661. }, function (data) {
  662. $(document).trigger("showSubmitPopup", data);
  663. }).fail(function (xhr, textStatus, errorThrown) {
  664. $(document).trigger("error", xhr.responseText);
  665. });
  666. };
  667. function bareWidgetBuilder(name, type){
  668. return new Widget({
  669. size: 12,
  670. id: UUID(),
  671. name: name,
  672. widgetType: type
  673. });
  674. }
  675. self.draggableHiveAction = ko.observable(bareWidgetBuilder("Hive Script", "hive-widget"));
  676. self.draggablePigAction = ko.observable(bareWidgetBuilder("Pig Script", "pig-widget"));
  677. self.draggableJavaAction = ko.observable(bareWidgetBuilder("Java program", "java-widget"));
  678. self.draggableMapReduceAction = ko.observable(bareWidgetBuilder("MapReduce job", "mapreduce-widget"));
  679. self.draggableSubworkflowAction = ko.observable(bareWidgetBuilder("Sub workflow", "subworkflow-widget"));
  680. self.draggableStopNode = ko.observable(bareWidgetBuilder("Kill", "kill-widget"));
  681. };