workflow-editor.ko.js 24 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. 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. self.children.push(_link);
  102. }
  103. _link[name] = node_id;
  104. }
  105. self.remove_link = function(name, child) {
  106. var _link = null;
  107. $.each(self.children(), function(index, link) {
  108. var _l = ko.mapping.toJS(link);
  109. if (name in _l && _l[name] == child) {
  110. _link = link;
  111. return false;
  112. }
  113. });
  114. if (_link != null) {
  115. self.children.remove(_link);
  116. }
  117. }
  118. }
  119. var Workflow = function (vm, workflow) {
  120. var self = this;
  121. self.id = ko.observable(typeof workflow.id != "undefined" && workflow.id != null ? workflow.id : null);
  122. self.uuid = ko.observable(typeof workflow.uuid != "undefined" && workflow.uuid != null ? workflow.uuid : UUID());
  123. self.name = ko.observable(typeof workflow.name != "undefined" && workflow.name != null ? workflow.name : "");
  124. self.properties = ko.mapping.fromJS(typeof workflow.properties != "undefined" && workflow.properties != null ? workflow.properties : {});
  125. self.nodes = ko.observableArray([]);
  126. self.linkMapping = ko.computed(function() {
  127. var mapping = {};
  128. $.each(self.nodes(), function(index, node) {
  129. var links = []
  130. $.each(node.children(), function(index, link) {
  131. if ('to' in link) {
  132. links.push(link['to']);
  133. }
  134. });
  135. mapping[node.id()] = links
  136. });
  137. return mapping;
  138. });
  139. self.linkMapping.subscribe(function(newVal){
  140. $(document).trigger("drawArrows");
  141. });
  142. self.loadNodes = function(workflow) {
  143. var nodes = []
  144. $.each(workflow.nodes, function(index, node) {
  145. var _node = new Node(node);
  146. nodes.push(_node);
  147. });
  148. self.nodes(nodes)
  149. }
  150. self.newNode = function(widget) {
  151. $.ajax({
  152. type: "POST",
  153. url: "/oozie/editor/workflow/new_node/",
  154. data: {
  155. "workflow": ko.mapping.toJSON(workflow),
  156. "node": ko.mapping.toJSON(widget)
  157. },
  158. success: function (data) {
  159. if (data.status == 0) {
  160. viewModel.addActionProperties(data.properties);
  161. viewModel.addActionWorkflows(data.workflows);
  162. }
  163. },
  164. async: false
  165. });
  166. };
  167. self.addNode = function(widget) {
  168. // Todo get parent cell, link nodes... when we have the new layout
  169. $.post("/oozie/editor/workflow/add_node/", {
  170. "workflow": ko.mapping.toJSON(workflow),
  171. "node": ko.mapping.toJSON(widget),
  172. "properties": ko.mapping.toJSON(viewModel.addActionProperties()),
  173. "subworkflow": viewModel.selectedSubWorkflow() ? ko.mapping.toJSON(viewModel.selectedSubWorkflow()) : '{}',
  174. }, function (data) {
  175. if (data.status == 0) {
  176. var _node = ko.mapping.toJS(widget);
  177. _node.properties = data.properties;
  178. _node.name = data.name;
  179. var node = new Node(_node);
  180. // Add to list of nodes
  181. var end = self.nodes.pop();
  182. self.nodes.push(node);
  183. self.nodes.push(end);
  184. // if node != kill node
  185. // Added to the side ?
  186. if (vm.currentlyCreatingFork) {
  187. var parentWidget = vm.getWidgetPredecessor(node.id()); alert(parentWidget.id());
  188. if (self.getNodeById(parentWidget.id()) == null) { // New fork
  189. var fork = new Node(vm.currentlyCreatedFork);
  190. var join = new Node(vm.currentlyCreatedJoin);
  191. //var parent = self.getNodeById(parentWidget.id());
  192. var parent = self.getNodeById(vm.getWidgetPredecessor(parentWidget.id()).id());
  193. // Start node
  194. var afterStartId = ko.mapping.toJS(parent.get_link('to')).to;
  195. var afterStart = self.getNodeById(afterStartId);
  196. fork.children.push({'to': afterStartId});
  197. fork.children.push({'to': node.id()});
  198. parent.get_link('to')['to'] = fork.id();
  199. join.set_link('to', afterStart.get_link('to')['to']);
  200. afterStart.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. }
  212. } else {
  213. var parentWidget = vm.getWidgetPredecessor(node.id());
  214. var parent = self.getNodeById(parentWidget.id());
  215. if (parentWidget.widgetType() == 'start-widget') {
  216. // Star node link to new node
  217. parent.set_link('to', node.id());
  218. // Link to end
  219. node.set_link('to', '33430f0f-ebfa-c3ec-f237-3e77efa03d0a');
  220. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  221. } else {
  222. // Parent regular node
  223. node.set_link('to', parent.get_link('to')['to']);
  224. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  225. parent.set_link('to', node.id());
  226. }
  227. // Parent fork/decision/join...
  228. }
  229. vm.currentlyCreatingFork = false;
  230. } else {
  231. $(document).trigger("error", data.message);
  232. }
  233. }).fail(function (xhr, textStatus, errorThrown) {
  234. $(document).trigger("error", xhr.responseText);
  235. });
  236. };
  237. self.removeNode = function(node_id) {
  238. var node = self.getNodeById(node_id);
  239. var parentWidget = vm.getWidgetPredecessor(node_id); // Use smarter self.getParents if action node with multi parents
  240. var parent = self.getNodeById(parentWidget.id());
  241. var childLink = node.get_link('to');
  242. var childId = ko.mapping.toJS(childLink)['to'];
  243. parent.remove_link('to', node_id);
  244. parent.children.push({'to': childId});
  245. self.nodes.remove(node);
  246. // If need to remove fork
  247. if (parentWidget.widgetType() == 'fork-widget') {
  248. var fork = parent;
  249. var join = self.getNodeById(childId);
  250. if (join.type() == 'join-widget') {
  251. if (join.children().length == 1) {
  252. // Link top to above and delete fork
  253. var forkParent = self.getParents(fork.id());
  254. forkParent.set_link('to', ko.mapping.toJS(fork.get_link('to'))['to']);
  255. self.nodes.remove(fork);
  256. // Link bottom to child of join
  257. var beboreJoin = self.getParents(childId);
  258. var joinChildId = ko.mapping.toJS(join.get_link('to'))['to'];
  259. beboreJoin.set_link('to', joinChildId);
  260. self.nodes.remove(join);
  261. }
  262. }
  263. }
  264. };
  265. self.getParents = function(node_id) { // Only one for now
  266. var _node = null;
  267. $.each(self.nodes(), function (index, node) {
  268. $.each(node.children(), function(index, link) {
  269. var _link = ko.mapping.toJS(link);
  270. if ('to' in _link && _link.to == node_id) {
  271. _node = node;
  272. return false;
  273. }
  274. })
  275. });
  276. return _node;
  277. }
  278. self.getNodeById = function (node_id) {
  279. var _node = null;
  280. $.each(self.nodes(), function (index, node) {
  281. if (node.id() == node_id) {
  282. _node = node;
  283. return false;
  284. }
  285. });
  286. return _node;
  287. };
  288. }
  289. var WorkflowEditorViewModel = function (layout_json, workflow_json, credentials_json) {
  290. var self = this;
  291. self.isNested = ko.observable(true);
  292. self.isEditing = ko.observable(true);
  293. self.isEditing.subscribe(function(newVal){
  294. $(document).trigger("editingToggled");
  295. });
  296. self.toggleEditing = function () {
  297. self.isEditing(! self.isEditing());
  298. };
  299. self.columns = ko.observable([]);
  300. self.previewColumns = ko.observable("");
  301. self.workflow = new Workflow(self, workflow_json);
  302. self.credentials = ko.mapping.fromJSON(credentials_json);
  303. self.inited = ko.observable(self.columns().length > 0);
  304. self.init = function(callback) {
  305. loadLayout(self, layout_json);
  306. self.workflow.loadNodes(workflow_json);
  307. }
  308. self.depen = ko.observableArray(workflow_json.dependencies);
  309. self.addActionProperties = ko.observableArray([]);
  310. self.addActionWorkflows = ko.observableArray([]);
  311. self.selectedSubWorkflow = ko.observable();
  312. self.currentlyDraggedWidget = null;
  313. self.currentlyCreatingFork = false;
  314. self.currentlyCreatedFork = null;
  315. self.currentlyCreatedJoin = null;
  316. self.isDragging = ko.observable(false);
  317. self.setCurrentDraggedWidget = function (widget) {
  318. self.currentlyDraggedWidget = widget;
  319. }
  320. self.addDraggedWidget = function (row, atBeginning) {
  321. if (self.currentlyDraggedWidget != null) {
  322. var _parentCol = self.getRowParentColumn(row.id());
  323. var _rowIdx = 0;
  324. $.each(_parentCol.rows(), function (i, irow) {
  325. if (irow.id() == row.id()) {
  326. _rowIdx = i;
  327. }
  328. });
  329. var _newRow = _parentCol.addEmptyRow(false, _rowIdx);
  330. var _w = new Widget({
  331. size: self.currentlyDraggedWidget.size(),
  332. id: UUID(),
  333. name: self.currentlyDraggedWidget.name(),
  334. widgetType: self.currentlyDraggedWidget.widgetType(),
  335. properties: self.currentlyDraggedWidget.properties(),
  336. offset: self.currentlyDraggedWidget.offset(),
  337. loading: true,
  338. vm: self
  339. });
  340. _newRow.widgets([_w]);
  341. return _w;
  342. }
  343. }
  344. self.addSideDraggedWidget = function (row, atBeginning) {
  345. if (self.currentlyDraggedWidget != null) {
  346. var _parentCol = self.getRowParentColumn(row.id());
  347. var _rowIdx = 0;
  348. $.each(_parentCol.rows(), function (i, irow) {
  349. if (irow.id() == row.id()) {
  350. _rowIdx = i;
  351. }
  352. });
  353. var _addForkAndJoin = (row.columns().length == 0);
  354. if (_addForkAndJoin){
  355. var _forkRow = _parentCol.addEmptyRow(false, _rowIdx);
  356. var _id = UUID();
  357. var _fork = new Widget({
  358. size: 12,
  359. id: _id,
  360. name: 'fork' + '-' + _id.slice(0, 4),
  361. widgetType: "fork-widget",
  362. properties: {},
  363. offset: 0,
  364. loading: true,
  365. vm: self
  366. });
  367. _forkRow.widgets([_fork]);
  368. }
  369. var _w = new Widget({
  370. size: self.currentlyDraggedWidget.size(),
  371. id: UUID(),
  372. name: self.currentlyDraggedWidget.name(),
  373. widgetType: self.currentlyDraggedWidget.widgetType(),
  374. properties: self.currentlyDraggedWidget.properties(),
  375. offset: self.currentlyDraggedWidget.offset(),
  376. loading: true,
  377. vm: self
  378. });
  379. var _col = row.addEmptyColumn(atBeginning);
  380. var _row = new Row([_w], self);
  381. _col.addRow(_row);
  382. if (_addForkAndJoin) {
  383. var _joinRow = _parentCol.addEmptyRow(false, _rowIdx + 2);
  384. var _id = UUID();
  385. var _join = new Widget({
  386. size: 12,
  387. id: _id,
  388. name: "join" + '-' + _id.slice(0, 4),
  389. widgetType: "join-widget",
  390. properties: {},
  391. offset: 0,
  392. loading: true,
  393. vm: self
  394. });
  395. _joinRow.widgets([_join]);
  396. self.currentlyCreatingFork = true;
  397. self.currentlyCreatedFork = ko.mapping.toJS(_fork);
  398. self.currentlyCreatedJoin = ko.mapping.toJS(_join);
  399. }
  400. self.currentlyDraggedWidget = null;
  401. return _w;
  402. }
  403. }
  404. self.getWidgetById = function (widget_id) {
  405. var _widget = null;
  406. $.each(self.columns(), function (i, col) {
  407. $.each(col.rows(), function (j, row) {
  408. $.each(row.widgets(), function (z, widget) {
  409. if (widget.id() == widget_id){
  410. _widget = widget;
  411. return false;
  412. }
  413. });
  414. });
  415. });
  416. return _widget;
  417. }
  418. self.removeWidget = function (widget_json) {
  419. self.workflow.removeNode(widget_json.id());
  420. self.removeWidgetById(widget_json.id());
  421. }
  422. self.removeWidgetById = function (widget_id) {
  423. $.each(self.columns(), function (i, col) {
  424. self.deeplyRemoveWidgetById(widget_id, col, self)
  425. });
  426. }
  427. self.deeplyRemoveWidgetById = function (widget_id, col, parent) {
  428. if (col) {
  429. $.each(col.rows(), function (j, row) {
  430. if (row && row.widgets()){
  431. $.each(row.widgets(), function (z, widget) {
  432. if (widget.id() == widget_id) {
  433. row.widgets.remove(widget);
  434. col.rows.remove(row);
  435. }
  436. });
  437. }
  438. if (row && row.columns()) {
  439. $.each(row.columns(), function (i, icol) {
  440. self.deeplyRemoveWidgetById(widget_id, icol, row);
  441. });
  442. }
  443. });
  444. if (col.rows().length == 0) {
  445. parent.columns.remove(col);
  446. if (parent.columns().length > 1) {
  447. var _size = Math.max(1, Math.floor(12 / (parent.columns().length)));
  448. parent.columns().forEach(function (icol) {
  449. icol.size(_size);
  450. });
  451. }
  452. else {
  453. var _rows = parent.columns()[0].rows();
  454. var _parentRows = self.getRowParentColumn(parent.id()).rows;
  455. var _prevRowIdx = -1;
  456. for (var i = 0; i < _parentRows().length; i++) {
  457. if (_parentRows()[i].id() == parent.id()) {
  458. break;
  459. }
  460. _prevRowIdx = i;
  461. }
  462. if (_prevRowIdx > -1 && _parentRows()[_prevRowIdx].widgets().length > 0 && _parentRows()[_prevRowIdx].widgets()[0].widgetType() == "fork-widget"){
  463. _parentRows.remove(_parentRows()[_prevRowIdx]);
  464. _parentRows.remove(_parentRows()[_prevRowIdx+1]);
  465. }
  466. for (var i=0;i<_rows.length;i++){
  467. if (i==0){
  468. parent.widgets(_rows[i].widgets());
  469. }
  470. else {
  471. _parentRows.push(_rows[i]);
  472. }
  473. }
  474. parent.columns([]);
  475. }
  476. }
  477. }
  478. }
  479. self.getWidgetPredecessor = function (widget_id) {
  480. var _row = self.getWidgetParentRow(widget_id);
  481. var _col = self.getRowParentColumn(_row.id());
  482. var _prevRow = null;
  483. for (var i = 0; i < _col.rows().length; i++) {
  484. if (_col.rows()[i].id() == _row.id()) {
  485. break;
  486. }
  487. _prevRow = _col.rows()[i];
  488. }
  489. if (_prevRow != null) {
  490. return _prevRow.widgets()[0];
  491. }
  492. else {
  493. var _parentRow = self.getColumnParentRow(_col.id());
  494. var _parentColumn = self.getRowParentColumn(_parentRow.id());
  495. var _prevParentRow = null;
  496. for (var i = 0; i < _parentColumn.rows().length; i++) {
  497. if (_parentColumn.rows()[i].id() == _parentRow.id()) {
  498. break;
  499. }
  500. _prevParentRow = _parentColumn.rows()[i];
  501. }
  502. if (_prevParentRow != null) {
  503. return _prevParentRow.widgets()[0];
  504. }
  505. }
  506. return null;
  507. }
  508. self.getWidgetSuccessor = function (widget_id) {
  509. var _row = self.getWidgetParentRow(widget_id);
  510. var _col = self.getRowParentColumn(_row.id());
  511. var _nextRow = null;
  512. for (var i = 0; i < _col.rows().length; i++) {
  513. if (_col.rows()[i].id() == _row.id()) {
  514. _nextRow = _col.rows()[i+1];
  515. break;
  516. }
  517. _nextRow = _col.rows()[i];
  518. }
  519. if (_nextRow != null) {
  520. return _nextRow.widgets()[0];
  521. }
  522. else {
  523. var _parentRow = self.getColumnParentRow(_col.id());
  524. var _parentColumn = self.getRowParentColumn(_parentRow.id());
  525. var _nextParentRow = null;
  526. for (var i = 0; i < _parentColumn.rows().length; i++) {
  527. if (_parentColumn.rows()[i].id() == _parentRow.id()) {
  528. _nextParentRow = _parentColumn.rows()[i+1];
  529. break;
  530. }
  531. _nextParentRow = _parentColumn.rows()[i];
  532. }
  533. if (_nextParentRow != null) {
  534. return _nextParentRow.widgets()[0];
  535. }
  536. }
  537. return null;
  538. }
  539. self.getWidgetParentRow = function (widget_id) {
  540. var _row = null;
  541. for (var i = 0; i < self.columns().length; i++) {
  542. _row = self.traverseColumnForWidget(widget_id, self.columns()[i]);
  543. if (_row != null) {
  544. break;
  545. }
  546. }
  547. return _row;
  548. }
  549. self.getRowParentColumn = function (row_id) {
  550. var _column = null;
  551. for (var i = 0; i < self.columns().length; i++) {
  552. _column = self.traverseColumnForColumn(row_id, self.columns()[i]);
  553. }
  554. return _column;
  555. }
  556. self.getColumnParentRow = function (col_id) {
  557. var _row = null;
  558. for (var i = 0; i < self.columns().length; i++) {
  559. _row = self.traverseColumnForRow(col_id, self.columns()[i]);
  560. if (_row != null) {
  561. break;
  562. }
  563. }
  564. return _row;
  565. }
  566. self.getRowParentRow = function (row_id) {
  567. var _col = self.getRowParentColumn(row_id);
  568. if (_col != null) {
  569. return self.getColumnParentRow(_col.id());
  570. }
  571. }
  572. self.traverseColumnForColumn = function (row_id, col) {
  573. var _column = null;
  574. if (col) {
  575. for (var j = 0; j < col.rows().length; j++) {
  576. var row = col.rows()[j];
  577. if (row.id() == row_id) {
  578. _column = col;
  579. break;
  580. }
  581. for (var z = 0; z < row.columns().length; z++) {
  582. _column = self.traverseColumnForColumn(row_id, row.columns()[z]);
  583. if (_column != null) {
  584. break;
  585. }
  586. }
  587. }
  588. }
  589. return _column;
  590. }
  591. self.traverseColumnForRow = function (col_id, col) {
  592. var _row = null;
  593. if (col) {
  594. for (var j = 0; j < col.rows().length; j++) {
  595. var row = col.rows()[j];
  596. for (var z = 0; z < row.columns().length; z++) {
  597. var _col = row.columns()[z];
  598. if (_col.id() == col_id) {
  599. _row = row;
  600. }
  601. else {
  602. _row = self.traverseColumnForRow(col_id, _col);
  603. }
  604. if (_row != null) {
  605. break;
  606. }
  607. }
  608. }
  609. }
  610. return _row;
  611. }
  612. self.traverseColumnForWidget = function (widget_id, col) {
  613. var _row = null;
  614. if (col) {
  615. for (var j = 0; j < col.rows().length; j++) {
  616. var row = col.rows()[j];
  617. for (var z = 0; z < row.widgets().length; z++) {
  618. var widget = row.widgets()[z];
  619. if (widget.id() == widget_id) {
  620. _row = row;
  621. break;
  622. }
  623. }
  624. if (_row != null) {
  625. break;
  626. }
  627. for (var z = 0; z < row.columns().length; z++) {
  628. _row = self.traverseColumnForWidget(widget_id, row.columns()[z]);
  629. if (_row != null) {
  630. break;
  631. }
  632. }
  633. }
  634. }
  635. return _row;
  636. }
  637. self.save = function () {
  638. $.post("/oozie/editor/workflow/save/", {
  639. "layout": ko.mapping.toJSON(self.columns),
  640. "workflow": ko.mapping.toJSON(self.workflow)
  641. }, function (data) {
  642. if (data.status == 0) {
  643. self.workflow.id(data.id);
  644. $(document).trigger("info", data.message);
  645. if (window.location.search.indexOf("workflow") == -1) {
  646. window.location.hash = '#workflow=' + data.id;
  647. }
  648. }
  649. else {
  650. $(document).trigger("error", data.message);
  651. }
  652. }).fail(function (xhr, textStatus, errorThrown) {
  653. $(document).trigger("error", xhr.responseText);
  654. });
  655. };
  656. self.gen_xml = function () {
  657. $.post("/oozie/editor/workflow/gen_xml/", {
  658. "layout": ko.mapping.toJSON(self.columns),
  659. "workflow": ko.mapping.toJSON(self.workflow)
  660. }, function (data) {
  661. if (data.status == 0) {
  662. alert(data.xml);
  663. }
  664. else {
  665. $(document).trigger("error", data.message);
  666. }
  667. }).fail(function (xhr, textStatus, errorThrown) {
  668. $(document).trigger("error", xhr.responseText);
  669. });
  670. };
  671. self.showSubmitPopup = function () {
  672. // If self.workflow.id() == null, need to save wf for now
  673. $.get("/oozie/editor/workflow/submit/" + self.workflow.id(), {
  674. }, function (data) {
  675. $(document).trigger("showSubmitPopup", data);
  676. }).fail(function (xhr, textStatus, errorThrown) {
  677. $(document).trigger("error", xhr.responseText);
  678. });
  679. };
  680. function bareWidgetBuilder(name, type){
  681. return new Widget({
  682. size: 12,
  683. id: UUID(),
  684. name: name,
  685. widgetType: type
  686. });
  687. }
  688. self.draggableHiveAction = ko.observable(bareWidgetBuilder("Hive Script", "hive-widget"));
  689. self.draggablePigAction = ko.observable(bareWidgetBuilder("Pig Script", "pig-widget"));
  690. self.draggableJavaAction = ko.observable(bareWidgetBuilder("Java program", "java-widget"));
  691. self.draggableMapReduceAction = ko.observable(bareWidgetBuilder("MapReduce job", "mapreduce-widget"));
  692. self.draggableSubworkflowAction = ko.observable(bareWidgetBuilder("Sub workflow", "subworkflow-widget"));
  693. self.draggableStopNode = ko.observable(bareWidgetBuilder("Kill", "kill-widget"));
  694. };