workflow-editor.ko.js 31 KB

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016
  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 loadColumns(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. row.columns(loadColumns(viewModel, json_row.columns));
  52. _rows.push(row);
  53. });
  54. var column = new Column(json_col.size, _rows);
  55. _columns = _columns.concat(column);
  56. });
  57. return _columns;
  58. }
  59. function loadLayout(viewModel, json_layout) {
  60. viewModel.columns(loadColumns(viewModel, json_layout));
  61. }
  62. // End dashboard lib
  63. var Node = function (node) {
  64. var self = this;
  65. var type = typeof node.widgetType != "undefined" ? node.widgetType : node.type;
  66. self.id = ko.observable(typeof node.id != "undefined" && node.id != null ? node.id : UUID());
  67. self.name = ko.observable(typeof node.name != "undefined" && node.name != null ? node.name : "");
  68. self.type = ko.observable(typeof type != "undefined" && type != null ? type : "");
  69. self.properties = ko.mapping.fromJS(typeof node.properties != "undefined" && node.properties != null ? node.properties : {});
  70. self.children = ko.mapping.fromJS(typeof node.children != "undefined" && node.children != null ? node.children : []);
  71. self.get_link = function(name) {
  72. var _link = null;
  73. $.each(self.children(), function(index, link) {
  74. if (name in link) {
  75. _link = link;
  76. return false;
  77. }
  78. });
  79. return _link;
  80. }
  81. self.set_link = function(name, node_id) {
  82. var _link = self.get_link(name);
  83. if (_link == null) {
  84. _link = {}
  85. self.children.push(_link);
  86. }
  87. _link[name] = node_id;
  88. self.children.valueHasMutated();
  89. }
  90. self.remove_link = function(name, child) {
  91. var _link = null;
  92. $.each(self.children(), function(index, link) {
  93. var _l = ko.mapping.toJS(link);
  94. if (name in _l && _l[name] == child) {
  95. _link = link;
  96. return false;
  97. }
  98. });
  99. if (_link != null) {
  100. self.children.remove(_link);
  101. }
  102. }
  103. }
  104. var Workflow = function (vm, workflow) {
  105. var self = this;
  106. self.id = ko.observable(typeof workflow.id != "undefined" && workflow.id != null ? workflow.id : null);
  107. self.uuid = ko.observable(typeof workflow.uuid != "undefined" && workflow.uuid != null ? workflow.uuid : UUID());
  108. self.name = ko.observable(typeof workflow.name != "undefined" && workflow.name != null ? workflow.name : "");
  109. self.properties = ko.mapping.fromJS(typeof workflow.properties != "undefined" && workflow.properties != null ? workflow.properties : {});
  110. self.nodes = ko.observableArray([]);
  111. self.movedNode = null;
  112. self.nodeIds = ko.computed(function() {
  113. var mapping = [];
  114. $.each(self.nodes(), function(index, node) {
  115. mapping.push(node.id());
  116. });
  117. return mapping;
  118. });
  119. self.nodeNamesMapping = ko.computed(function() {
  120. var mapping = {};
  121. $.each(self.nodes(), function(index, node) {
  122. mapping[node.id()] = node.name();
  123. });
  124. return mapping;
  125. });
  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, callback) {
  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. if (callback){
  163. callback(widget);
  164. }
  165. }
  166. },
  167. async: false
  168. });
  169. };
  170. self.addNode = function(widget) {
  171. // Todo get parent cell, link nodes... when we have the new layout
  172. $.post("/oozie/editor/workflow/add_node/", {
  173. "workflow": ko.mapping.toJSON(workflow),
  174. "node": ko.mapping.toJSON(widget),
  175. "properties": ko.mapping.toJSON(viewModel.addActionProperties()),
  176. "subworkflow": viewModel.selectedSubWorkflow() ? ko.mapping.toJSON(viewModel.selectedSubWorkflow()) : '{}',
  177. }, function (data) {
  178. if (data.status == 0) {
  179. var _node = ko.mapping.toJS(widget);
  180. _node.properties = data.properties;
  181. _node.name = data.name;
  182. if (self.movedNode) {
  183. var node = self.movedNode;
  184. } else {
  185. var node = new Node(_node);
  186. }
  187. self.nodes.push(node);
  188. if (vm.currentlyCreatingFork) {
  189. // Added to the side ?
  190. var parentWidget = vm.getWidgetPredecessor(node.id());
  191. var parent = self.getNodeById(parentWidget.id());
  192. if (self.getNodeById(parentWidget.id()) == null) { // New fork
  193. vm.currentlyCreatedJoin.properties['fork_id'] = vm.currentlyCreatedFork.id;
  194. vm.currentlyCreatedFork.properties['join_id'] = vm.currentlyCreatedJoin.id;
  195. var fork = new Node(vm.currentlyCreatedFork);
  196. var join = new Node(vm.currentlyCreatedJoin);
  197. self.nodes.push(fork);
  198. self.nodes.push(join);
  199. var forkParent = self.getNodeById(vm.getWidgetPredecessor(parentWidget.id()).id());
  200. var afterParentId = ko.mapping.toJS(forkParent.get_link('to')).to;
  201. var afterParent = self.getNodeById(afterParentId);
  202. fork.children.push({'to': afterParentId, 'condition': ''});
  203. fork.children.push({'to': node.id(), 'condition': ''});
  204. forkParent.get_link('to')['to'] = fork.id();
  205. var belowJoin = vm.getWidgetSuccessor(join.id());
  206. join.set_link('to', belowJoin.id());
  207. if (afterParent.type() == 'fork-widget') {
  208. self.getNodeById(afterParent.properties.join_id()).set_link('to', join.id());
  209. } else {
  210. afterParent.set_link('to', join.id());
  211. }
  212. node.set_link('to', join.id());
  213. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  214. } else {
  215. // Just add to existing fork
  216. var join = vm.getWidgetSuccessor(node.id());
  217. node.set_link('to', join.id());
  218. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  219. parent.children.push({'to': node.id(), 'condition': ''});
  220. }
  221. } else {
  222. var parentWidget = vm.getWidgetPredecessor(node.id());
  223. var parent = self.getNodeById(parentWidget.id());
  224. if (widget.widgetType() == 'kill-widget') {
  225. parent.set_link('to', node.id());
  226. } else if (parentWidget.widgetType() == 'fork-widget') {
  227. var child = vm.getWidgetSuccessor(node.id());
  228. parent.remove_link('to', child.id());
  229. parent.children.push({'to': node.id(), 'condition': ''});
  230. node.set_link('to', child.id());
  231. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  232. } else {
  233. // Parent is regular node
  234. node.set_link('to', parent.get_link('to')['to']);
  235. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  236. parent.set_link('to', node.id());
  237. }
  238. }
  239. vm.currentlyCreatingFork = false;
  240. } else {
  241. $(document).trigger("error", data.message);
  242. }
  243. }).fail(function (xhr, textStatus, errorThrown) {
  244. $(document).trigger("error", xhr.responseText);
  245. });
  246. };
  247. self.removeNode = function(node_id) {
  248. var node = self.getNodeById(node_id);
  249. var parents = self.getParents(node_id);
  250. var parent = null;
  251. var childLink = node.get_link('to');
  252. var childId = ko.mapping.toJS(childLink)['to'];
  253. $.each(parents, function(index, _parent) {
  254. _parent.remove_link('to', node_id);
  255. _parent.children.unshift({'to': childId});
  256. parent = _parent;
  257. });
  258. self.nodes.remove(node);
  259. // If need to remove fork
  260. if (parent.type() == 'fork-widget') {
  261. var fork = parent;
  262. var join = self.getNodeById(childId);
  263. if (join.type() == 'join-widget') {
  264. if (fork.children().length == 2) {
  265. // Link top to above and delete fork
  266. fork.remove_link('to', childId);
  267. var forkParent = self.getParents(fork.id())[0];
  268. forkParent.set_link('to', ko.mapping.toJS(fork.get_link('to'))['to']); // Only link
  269. self.nodes.remove(fork);
  270. // Link bottom to child of join
  271. var beboreJoin = self.getParents(childId)[0];
  272. var joinChildId = ko.mapping.toJS(join.get_link('to'))['to'];
  273. beboreJoin.set_link('to', joinChildId);
  274. self.nodes.remove(join);
  275. } else {
  276. parent.remove_link('to', childId);
  277. }
  278. }
  279. } else if (parent.type() == 'decision-widget') {
  280. parent.remove_link('to', childId);
  281. }
  282. };
  283. self.moveNode = function(widget) {
  284. var node = self.getNodeById(widget.id());
  285. self.movedNode = node;
  286. self.removeNode(node.id());
  287. self.addNode(widget);
  288. self.movedNode = null;
  289. };
  290. self.getParents = function(node_id) { // Join nodes can have multiple parents
  291. var _nodes = [];
  292. $.each(self.nodes(), function (index, node) {
  293. $.each(node.children(), function(index, link) {
  294. var _link = ko.mapping.toJS(link);
  295. if ('to' in _link && _link.to == node_id) {
  296. _nodes.push(node);
  297. }
  298. })
  299. });
  300. return _nodes;
  301. };
  302. self.getNodeById = function (node_id) {
  303. var _node = null;
  304. $.each(self.nodes(), function (index, node) {
  305. if (node.id() == node_id) {
  306. _node = node;
  307. return false;
  308. }
  309. });
  310. return _node;
  311. };
  312. }
  313. var WorkflowEditorViewModel = function (layout_json, workflow_json, credentials_json, workflow_properties_json) {
  314. var self = this;
  315. self.isNested = ko.observable(true);
  316. self.isEditing = ko.observable(true);
  317. self.isEditing.subscribe(function(newVal){
  318. $(document).trigger("editingToggled");
  319. });
  320. self.toggleEditing = function () {
  321. self.isEditing(! self.isEditing());
  322. };
  323. self.columns = ko.observable([]);
  324. self.previewColumns = ko.observable("");
  325. self.workflow = new Workflow(self, workflow_json);
  326. self.credentials = ko.mapping.fromJSON(credentials_json);
  327. self.inited = ko.observable(self.columns().length > 0);
  328. self.init = function(callback) {
  329. self.workflow_properties = ko.mapping.fromJS(workflow_properties_json);
  330. loadLayout(self, layout_json);
  331. self.workflow.loadNodes(workflow_json);
  332. }
  333. self.depen = ko.observableArray(workflow_json.dependencies);
  334. self.addActionProperties = ko.observableArray([]);
  335. self.addActionWorkflows = ko.observableArray([]);
  336. self.selectedSubWorkflow = ko.observable();
  337. self.currentlyDraggedWidget = ko.observable(null);
  338. self.currentlyDraggedOp = ko.observable("move");
  339. self.currentlyDraggedWidget.subscribe(function (widget) {
  340. toggleSideDrop(widget, false);
  341. });
  342. self.setCurrentlyDraggedWidget = function (widget, op) {
  343. self.currentlyDraggedOp($(op).hasClass("fa-copy") ? "copy" : "move");
  344. self.currentlyDraggedWidget(widget);
  345. }
  346. self.enableSideDrop = function (widget) {
  347. toggleSideDrop(widget, true);
  348. }
  349. function toggleSideDrop(widget, enable) {
  350. if (widget != null && widget.id() != "" && self.currentlyDraggedOp() == "move") {
  351. var _row = self.getWidgetParentRow(widget.id());
  352. if (_row) {
  353. _row.enableOozieDropOnSide(enable);
  354. _row.enableOozieDropOnBefore(enable);
  355. var _parentRow = self.getRowParentRow(_row.id());
  356. if (_parentRow) {
  357. _parentRow.enableOozieDropOnSide(enable);
  358. if (_parentRow.columns().length <= 2) {
  359. _parentRow.columns().forEach(function (col) {
  360. col.enableOozieDropOnBefore(enable);
  361. col.enableOozieDropOnAfter(enable);
  362. col.rows()[0].enableOozieDropOnSide(enable);
  363. });
  364. var _prevParentRow = self.getPrevRow(_parentRow);
  365. if (_prevParentRow && _prevParentRow.widgets().length > 0 && _prevParentRow.widgets()[0].widgetType() == "fork-widget") {
  366. _prevParentRow.enableOozieDropOnSide(enable);
  367. }
  368. }
  369. }
  370. var _col = self.getRowParentColumn(_row.id());
  371. if (self.getColumnParentRow(_col.id()) != null) {
  372. _col.enableOozieDropOnBefore(enable);
  373. _col.enableOozieDropOnAfter(enable);
  374. }
  375. var _prevRow = self.getPrevRow(_row);
  376. if (_prevRow) {
  377. if (_prevRow.widgets().length > 0 && _prevRow.widgets()[0].widgetType() == "start-widget") {
  378. _prevRow.enableOozieDropOnSide(enable);
  379. self.getRowParentColumn(_prevRow.id()).enableOozieDropOnBefore(enable);
  380. }
  381. }
  382. var _nextRow = self.getNextRow(_row);
  383. if (_nextRow) {
  384. _nextRow.enableOozieDropOnBefore(enable);
  385. if (_nextRow.widgets().length > 0 && _nextRow.widgets()[0].widgetType() == "end-widget") {
  386. _nextRow.enableOozieDropOnSide(enable);
  387. self.getRowParentColumn(_nextRow.id()).enableOozieDropOnAfter(enable);
  388. }
  389. }
  390. }
  391. }
  392. }
  393. self.currentlyCreatingFork = false;
  394. self.currentlyCreatedFork = null;
  395. self.currentlyCreatedJoin = null;
  396. self.isDragging = ko.observable(false);
  397. self.addDraggedWidget = function (target, atBeginning) {
  398. if (self.currentlyDraggedWidget() != null) {
  399. var _parentCol = target instanceof Column ? target : self.getRowParentColumn(target.id());
  400. var _newRow = null;
  401. if (typeof atBeginning != "undefined") {
  402. if (_parentCol.rows().length > 0 && _parentCol.rows()[0].widgets() && _parentCol.rows()[0].widgets().length > 0 && _parentCol.rows()[0].widgets()[0].widgetType() == "start-widget") {
  403. if (atBeginning) {
  404. _newRow = _parentCol.addEmptyRow(false, 1);
  405. }
  406. else {
  407. _newRow = _parentCol.addEmptyRow(false, _parentCol.rows().length - 1);
  408. }
  409. }
  410. else {
  411. _newRow = _parentCol.addEmptyRow(atBeginning);
  412. }
  413. }
  414. else {
  415. var _rowIdx = 0;
  416. $.each(_parentCol.rows(), function (i, irow) {
  417. if (irow.id() == target.id()) {
  418. _rowIdx = i;
  419. }
  420. });
  421. _newRow = _parentCol.addEmptyRow(false, _rowIdx);
  422. }
  423. var _w = new Widget({
  424. size: self.currentlyDraggedWidget().size(),
  425. id: UUID(),
  426. name: self.currentlyDraggedWidget().name(),
  427. widgetType: self.currentlyDraggedWidget().widgetType(),
  428. properties: self.currentlyDraggedWidget().properties(),
  429. offset: self.currentlyDraggedWidget().offset(),
  430. loading: true,
  431. vm: self
  432. });
  433. if (self.currentlyDraggedWidget().id() != "" && self.currentlyDraggedOp() == "move"){
  434. self.removeWidgetById(self.currentlyDraggedWidget().id());
  435. _w = self.currentlyDraggedWidget();
  436. }
  437. _newRow.widgets([_w]);
  438. return _w;
  439. }
  440. }
  441. self.addSideDraggedWidget = function (row, atBeginning) {
  442. if (self.currentlyDraggedWidget() != null) {
  443. var _parentCol = self.getRowParentColumn(row.id());
  444. var _rowIdx = 0;
  445. $.each(_parentCol.rows(), function (i, irow) {
  446. if (irow.id() == row.id()) {
  447. _rowIdx = i;
  448. }
  449. });
  450. var _addForkAndJoin = (row.columns().length == 0);
  451. if (_addForkAndJoin) {
  452. var _forkRow = _parentCol.addEmptyRow(false, _rowIdx);
  453. var _id = UUID();
  454. var _fork = new Widget({
  455. size: 12,
  456. id: _id,
  457. name: 'fork' + '-' + _id.slice(0, 4),
  458. widgetType: "fork-widget",
  459. properties: {},
  460. offset: 0,
  461. loading: true,
  462. vm: self
  463. });
  464. _forkRow.widgets([_fork]);
  465. }
  466. var _w = new Widget({
  467. size: self.currentlyDraggedWidget().size(),
  468. id: UUID(),
  469. name: self.currentlyDraggedWidget().name(),
  470. widgetType: self.currentlyDraggedWidget().widgetType(),
  471. properties: self.currentlyDraggedWidget().properties(),
  472. offset: self.currentlyDraggedWidget().offset(),
  473. loading: true,
  474. vm: self
  475. });
  476. if (self.currentlyDraggedWidget().id() != ""){
  477. self.removeWidgetById(self.currentlyDraggedWidget().id());
  478. _w = self.currentlyDraggedWidget();
  479. }
  480. if (row.columns().length == 0) {
  481. var _col = row.addColumn(null, atBeginning);
  482. if (row.widgets().length > 0) {
  483. var _row = _col.addEmptyRow();
  484. row.widgets().forEach(function (widget) {
  485. _row.addWidget(widget);
  486. });
  487. if (row.widgets()[0].widgetType() == "fork-widget") {
  488. var _widgetsRow = self.getNextRow(row);
  489. var _joinRow = self.getNextRow(_widgetsRow);
  490. _col.rows.push(_widgetsRow);
  491. _col.rows.push(_joinRow);
  492. self.getRowParentColumn(row.id()).rows.remove(_widgetsRow);
  493. self.getRowParentColumn(row.id()).rows.remove(_joinRow);
  494. }
  495. row.widgets([]);
  496. }
  497. }
  498. var _col = row.addColumn(null, atBeginning);
  499. var _row = new Row([_w], self);
  500. _col.addRow(_row);
  501. if (_addForkAndJoin) {
  502. var _joinRow = _parentCol.addEmptyRow(false, _rowIdx + 2);
  503. var _id = UUID();
  504. var _join = new Widget({
  505. size: 12,
  506. id: _id,
  507. name: "join" + '-' + _id.slice(0, 4),
  508. widgetType: "join-widget",
  509. properties: {},
  510. offset: 0,
  511. loading: true,
  512. vm: self
  513. });
  514. _joinRow.widgets([_join]);
  515. self.currentlyCreatedFork = ko.mapping.toJS(_fork);
  516. self.currentlyCreatedJoin = ko.mapping.toJS(_join);
  517. }
  518. self.currentlyCreatingFork = true;
  519. return _w;
  520. }
  521. }
  522. self.getWidgetById = function (widget_id) {
  523. var _widget = null;
  524. $.each(self.columns(), function (i, col) {
  525. $.each(col.rows(), function (j, row) {
  526. $.each(row.widgets(), function (z, widget) {
  527. if (widget.id() == widget_id){
  528. _widget = widget;
  529. return false;
  530. }
  531. });
  532. });
  533. });
  534. return _widget;
  535. }
  536. self.removeWidget = function (widget_json) {
  537. self.workflow.removeNode(widget_json.id());
  538. self.removeWidgetById(widget_json.id());
  539. }
  540. self.removeWidgetById = function (widget_id) {
  541. $.each(self.columns(), function (i, col) {
  542. self.deeplyRemoveWidgetById(widget_id, col, self)
  543. });
  544. }
  545. self.deeplyRemoveWidgetById = function (widget_id, col, parent) {
  546. if (col) {
  547. $.each(col.rows(), function (j, row) {
  548. if (row && row.widgets()){
  549. $.each(row.widgets(), function (z, widget) {
  550. if (widget.id() == widget_id) {
  551. row.widgets.remove(widget);
  552. col.rows.remove(row);
  553. }
  554. });
  555. }
  556. if (row && row.columns()) {
  557. $.each(row.columns(), function (i, icol) {
  558. self.deeplyRemoveWidgetById(widget_id, icol, row);
  559. });
  560. }
  561. });
  562. if (col.rows().length == 0) {
  563. parent.columns.remove(col);
  564. if (parent.columns().length > 1) {
  565. var _size = Math.max(1, Math.floor(12 / (parent.columns().length)));
  566. parent.columns().forEach(function (icol) {
  567. icol.size(_size);
  568. });
  569. }
  570. else {
  571. var _rows = parent.columns()[0].rows();
  572. var _parentRows = self.getRowParentColumn(parent.id()).rows;
  573. var _prevRowIdx = -1;
  574. for (var i = 0; i < _parentRows().length; i++) {
  575. if (_parentRows()[i].id() == parent.id()) {
  576. break;
  577. }
  578. _prevRowIdx = i;
  579. }
  580. if (_prevRowIdx > -1 && _parentRows()[_prevRowIdx].widgets().length > 0 && _parentRows()[_prevRowIdx].widgets()[0].widgetType() == "fork-widget"){
  581. _parentRows.remove(_parentRows()[_prevRowIdx]);
  582. _parentRows.remove(_parentRows()[_prevRowIdx+1]);
  583. }
  584. for (var i=0;i<_rows.length;i++){
  585. if (i==0){
  586. parent.widgets(_rows[i].widgets());
  587. }
  588. else {
  589. _parentRows.push(_rows[i]);
  590. }
  591. }
  592. parent.columns([]);
  593. }
  594. }
  595. }
  596. }
  597. self.getWidgetRelative = function (widget_id, isPredecessor) {
  598. var _row = self.getWidgetParentRow(widget_id);
  599. var _col = self.getRowParentColumn(_row.id());
  600. var _nextRow = null;
  601. for (var i = 0; i < _col.rows().length; i++) {
  602. if (_col.rows()[i].id() == _row.id()) {
  603. if (!isPredecessor && _col.rows().length >= i + 1) {
  604. _nextRow = _col.rows()[i + 1];
  605. }
  606. break;
  607. }
  608. _nextRow = _col.rows()[i];
  609. }
  610. if (_nextRow != null) {
  611. return _nextRow.widgets()[0];
  612. }
  613. else {
  614. var _parentRow = self.getColumnParentRow(_col.id());
  615. if (_parentRow) {
  616. var _parentColumn = self.getRowParentColumn(_parentRow.id());
  617. var _nextParentRow = null;
  618. for (var i = 0; i < _parentColumn.rows().length; i++) {
  619. if (_parentColumn.rows()[i].id() == _parentRow.id()) {
  620. if (!isPredecessor && _parentColumn.rows().length >= i + 1) {
  621. _nextParentRow = _parentColumn.rows()[i + 1];
  622. }
  623. break;
  624. }
  625. _nextParentRow = _parentColumn.rows()[i];
  626. }
  627. if (_nextParentRow != null) {
  628. return _nextParentRow.widgets()[0];
  629. }
  630. }
  631. }
  632. return null;
  633. }
  634. self.getWidgetPredecessor = function (widget_id) {
  635. return self.getWidgetRelative(widget_id, true);
  636. }
  637. self.getWidgetSuccessor = function (widget_id) {
  638. return self.getWidgetRelative(widget_id, false);
  639. }
  640. self.isRowAfterFork = function (row) {
  641. var _parentColumn = self.getRowParentColumn(row.id());
  642. var _prevRow = null;
  643. for (var i = 0; i < _parentColumn.rows().length; i++) {
  644. var _currentRow = _parentColumn.rows()[i];
  645. if (_currentRow.id() == row.id()){
  646. break;
  647. }
  648. _prevRow = _currentRow;
  649. }
  650. if (_prevRow != null){
  651. return _prevRow.widgets().length > 0 && (_prevRow.widgets()[0].widgetType() == "fork-widget" || _prevRow.widgets()[0].widgetType() == "decision-widget");
  652. }
  653. return false;
  654. }
  655. self.isRowBeforeJoin = function (row) {
  656. return row.widgets().length > 0 && row.widgets()[0].widgetType() == "join-widget";
  657. }
  658. self.getNextRow = function (row) {
  659. var _parentColumn = self.getRowParentColumn(row.id());
  660. var _nextParentRow = null;
  661. for (var i = 0; i < _parentColumn.rows().length; i++) {
  662. if (_parentColumn.rows()[i].id() == row.id()) {
  663. if (_parentColumn.rows().length >= i + 1) {
  664. _nextParentRow = _parentColumn.rows()[i + 1];
  665. }
  666. break;
  667. }
  668. _nextParentRow = _parentColumn.rows()[i];
  669. }
  670. return _nextParentRow;
  671. }
  672. self.getPrevRow = function (row) {
  673. var _parentColumn = self.getRowParentColumn(row.id());
  674. var _prevParentRow = null;
  675. for (var i = 0; i < _parentColumn.rows().length; i++) {
  676. if (_parentColumn.rows()[i].id() == row.id()) {
  677. if (i > 0) {
  678. _prevParentRow = _parentColumn.rows()[i - 1];
  679. }
  680. break;
  681. }
  682. _prevParentRow = _parentColumn.rows()[i];
  683. }
  684. return _prevParentRow;
  685. }
  686. self.getWidgetParentRow = function (widget_id) {
  687. var _row = null;
  688. for (var i = 0; i < self.columns().length; i++) {
  689. _row = self.traverseColumnForWidget(widget_id, self.columns()[i]);
  690. if (_row != null) {
  691. break;
  692. }
  693. }
  694. return _row;
  695. }
  696. self.getRowParentColumn = function (row_id) {
  697. var _column = null;
  698. for (var i = 0; i < self.columns().length; i++) {
  699. _column = self.traverseColumnForColumn(row_id, self.columns()[i]);
  700. }
  701. return _column;
  702. }
  703. self.getColumnParentRow = function (col_id) {
  704. var _row = null;
  705. for (var i = 0; i < self.columns().length; i++) {
  706. _row = self.traverseColumnForRow(col_id, self.columns()[i]);
  707. if (_row != null) {
  708. break;
  709. }
  710. }
  711. return _row;
  712. }
  713. self.getRowParentRow = function (row_id) {
  714. var _col = self.getRowParentColumn(row_id);
  715. if (_col != null) {
  716. return self.getColumnParentRow(_col.id());
  717. }
  718. }
  719. self.traverseColumnForColumn = function (row_id, col) {
  720. var _column = null;
  721. if (col) {
  722. for (var j = 0; j < col.rows().length; j++) {
  723. var row = col.rows()[j];
  724. if (row.id() == row_id) {
  725. _column = col;
  726. break;
  727. }
  728. for (var z = 0; z < row.columns().length; z++) {
  729. _column = self.traverseColumnForColumn(row_id, row.columns()[z]);
  730. if (_column != null) {
  731. break;
  732. }
  733. }
  734. }
  735. }
  736. return _column;
  737. }
  738. self.traverseColumnForRow = function (col_id, col) {
  739. var _row = null;
  740. if (col) {
  741. for (var j = 0; j < col.rows().length; j++) {
  742. var row = col.rows()[j];
  743. for (var z = 0; z < row.columns().length; z++) {
  744. var _col = row.columns()[z];
  745. if (_col.id() == col_id) {
  746. _row = row;
  747. }
  748. else {
  749. _row = self.traverseColumnForRow(col_id, _col);
  750. }
  751. if (_row != null) {
  752. break;
  753. }
  754. }
  755. }
  756. }
  757. return _row;
  758. }
  759. self.traverseColumnForWidget = function (widget_id, col) {
  760. var _row = null;
  761. if (col) {
  762. for (var j = 0; j < col.rows().length; j++) {
  763. var row = col.rows()[j];
  764. for (var z = 0; z < row.widgets().length; z++) {
  765. var widget = row.widgets()[z];
  766. if (widget.id() == widget_id) {
  767. _row = row;
  768. break;
  769. }
  770. }
  771. if (_row != null) {
  772. break;
  773. }
  774. for (var z = 0; z < row.columns().length; z++) {
  775. _row = self.traverseColumnForWidget(widget_id, row.columns()[z]);
  776. if (_row != null) {
  777. break;
  778. }
  779. }
  780. }
  781. }
  782. return _row;
  783. }
  784. self.convertToDecision = function (widget, node) {
  785. if (widget.widgetType() == "fork-widget"){
  786. var _row = self.getWidgetParentRow(widget.id());
  787. var _next = self.getNextRow(_row);
  788. while (_next.widgets().length == 0){
  789. _next = self.getNextRow(_next);
  790. }
  791. // Remove the join
  792. self.workflow.removeNode(_next.widgets()[0].id());
  793. self.removeWidgetById(_next.widgets()[0].id());
  794. node.children.push({'to': '33430f0f-ebfa-c3ec-f237-3e77efa03d0a', 'condition': 'default'});
  795. widget.widgetType("decision-widget");
  796. node.type("decision-widget");
  797. var _newName = "decision-" + node.id().slice(0, 4);
  798. node.name(_newName);
  799. widget.name(_newName);
  800. $(document).trigger("drawArrows");
  801. }
  802. }
  803. self.save = function () {
  804. $.post("/oozie/editor/workflow/save/", {
  805. "layout": ko.mapping.toJSON(self.columns),
  806. "workflow": ko.mapping.toJSON(self.workflow)
  807. }, function (data) {
  808. if (data.status == 0) {
  809. self.workflow.id(data.id);
  810. $(document).trigger("info", data.message);
  811. if (window.location.search.indexOf("workflow") == -1) {
  812. window.location.hash = '#workflow=' + data.id;
  813. }
  814. }
  815. else {
  816. $(document).trigger("error", data.message);
  817. }
  818. }).fail(function (xhr, textStatus, errorThrown) {
  819. $(document).trigger("error", xhr.responseText);
  820. });
  821. };
  822. self.gen_xml = function () {
  823. $.post("/oozie/editor/workflow/gen_xml/", {
  824. "layout": ko.mapping.toJSON(self.columns),
  825. "workflow": ko.mapping.toJSON(self.workflow)
  826. }, function (data) {
  827. if (data.status == 0) {
  828. console.log(data.xml);
  829. }
  830. else {
  831. $(document).trigger("error", data.message);
  832. }
  833. }).fail(function (xhr, textStatus, errorThrown) {
  834. $(document).trigger("error", xhr.responseText);
  835. });
  836. };
  837. self.import_workflows = function () {
  838. $.post("/oozie/editor/workflow/import_workflows/", {
  839. }, function (data) {
  840. if (data.status == 0) {
  841. console.log(data.json);
  842. }
  843. else {
  844. $(document).trigger("error", data.message);
  845. }
  846. }).fail(function (xhr, textStatus, errorThrown) {
  847. $(document).trigger("error", xhr.responseText);
  848. });
  849. };
  850. self.showSubmitPopup = function () {
  851. // If self.workflow.id() == null, need to save wf for now
  852. $.get("/oozie/editor/workflow/submit/" + self.workflow.id(), {
  853. }, function (data) {
  854. $(document).trigger("showSubmitPopup", data);
  855. }).fail(function (xhr, textStatus, errorThrown) {
  856. $(document).trigger("error", xhr.responseText);
  857. });
  858. };
  859. function bareWidgetBuilder(name, type){
  860. return new Widget({
  861. size: 12,
  862. id: "",
  863. name: name,
  864. widgetType: type
  865. });
  866. }
  867. self.draggableHiveAction = ko.observable(bareWidgetBuilder("Hive Script", "hive-widget"));
  868. self.draggablePigAction = ko.observable(bareWidgetBuilder("Pig Script", "pig-widget"));
  869. self.draggableJavaAction = ko.observable(bareWidgetBuilder("Java program", "java-widget"));
  870. self.draggableMapReduceAction = ko.observable(bareWidgetBuilder("MapReduce job", "mapreduce-widget"));
  871. self.draggableSubworkflowAction = ko.observable(bareWidgetBuilder("Sub workflow", "subworkflow-widget"));
  872. self.draggableSqoopAction = ko.observable(bareWidgetBuilder("Sqoop 1", "sqoop-widget"));
  873. self.draggableShellAction = ko.observable(bareWidgetBuilder("Shell", "shell-widget"));
  874. self.draggableSshAction = ko.observable(bareWidgetBuilder("Ssh", "ssh-widget"));
  875. self.draggableFsAction = ko.observable(bareWidgetBuilder("HDFS Fs", "fs-widget"));
  876. self.draggableEmailAction = ko.observable(bareWidgetBuilder("Email", "email-widget"));
  877. self.draggableStreamingAction = ko.observable(bareWidgetBuilder("Streaming", "streaming-widget"));
  878. self.draggableDistCpAction = ko.observable(bareWidgetBuilder("Distcp", "distcp-widget"));
  879. self.draggableKillNode = ko.observable(bareWidgetBuilder("Kill", "kill-widget"));
  880. };