workflow-editor.ko.js 35 KB

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016101710181019102010211022102310241025102610271028102910301031103210331034103510361037103810391040104110421043104410451046104710481049105010511052105310541055105610571058105910601061106210631064106510661067106810691070107110721073107410751076107710781079108010811082108310841085108610871088108910901091109210931094109510961097109810991100110111021103110411051106110711081109111011111112111311141115
  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 ExtendedRow([], viewModel);
  39. $(json_row.widgets).each(function (wcnt, widget) {
  40. var _w = new ExtendedWidget({
  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. row.addWidget(_w);
  51. });
  52. row.columns(loadColumns(viewModel, json_row.columns));
  53. _rows.push(row);
  54. });
  55. var column = new ExtendedColumn(json_col.size, _rows);
  56. _columns = _columns.concat(column);
  57. });
  58. return _columns;
  59. }
  60. function loadLayout(viewModel, json_layout) {
  61. var _cols = loadColumns(viewModel, json_layout);
  62. viewModel.oozieColumns(_cols);
  63. }
  64. // End dashboard lib
  65. var Node = function (node) {
  66. var self = this;
  67. var type = typeof node.widgetType != "undefined" ? node.widgetType : node.type;
  68. self.id = ko.observable(typeof node.id != "undefined" && node.id != null ? node.id : UUID());
  69. self.name = ko.observable(typeof node.name != "undefined" && node.name != null ? node.name : "");
  70. self.type = ko.observable(typeof type != "undefined" && type != null ? type : "");
  71. self.properties = ko.mapping.fromJS(typeof node.properties != "undefined" && node.properties != null ? node.properties : {});
  72. self.children = ko.mapping.fromJS(typeof node.children != "undefined" && node.children != null ? node.children : []);
  73. self.actionParameters = ko.observableArray([]);
  74. self.actionParametersUI = ko.computed(function() { // TODO: remove truncation when autocomplete
  75. return $.map(self.actionParameters().slice(0, 3), function(param) {return param + '=...'}).join();
  76. });
  77. self.actionParametersFetched = ko.observable(false);
  78. self.get_link = function (name) {
  79. var _link = null;
  80. $.each(self.children(), function (index, link) {
  81. if (name in link) {
  82. _link = link;
  83. return false;
  84. }
  85. });
  86. return _link;
  87. }
  88. self.set_link = function (name, node_id) {
  89. var _link = self.get_link(name);
  90. if (_link == null) {
  91. _link = {}
  92. self.children.push(_link);
  93. }
  94. _link[name] = node_id;
  95. self.children.valueHasMutated();
  96. }
  97. self.remove_link = function (name, child) {
  98. var _link = null;
  99. $.each(self.children(), function (index, link) {
  100. var _l = ko.mapping.toJS(link);
  101. if (name in _l && _l[name] == child) {
  102. _link = link;
  103. return false;
  104. }
  105. });
  106. if (_link != null) {
  107. self.children.remove(_link);
  108. }
  109. }
  110. if (typeof self.properties.parameters != "undefined") { // Fetch once the possible variable when they exist
  111. self.properties.parameters.subscribe(function(newVal) { // TODO: only fetch when first time focus on one of the parameters and showing the autocomplete.
  112. if (newVal && ! self.actionParametersFetched()) {
  113. $.post("/oozie/editor/workflow/action/parameters/", {
  114. "node": ko.mapping.toJSON(self),
  115. }, function (data) {
  116. self.actionParametersFetched(true);
  117. self.actionParameters(data.parameters);
  118. }).fail(function (xhr, textStatus, errorThrown) {
  119. $(document).trigger("error", xhr.responseText);
  120. });
  121. }
  122. });
  123. }
  124. if (typeof self.properties.script_path != "undefined") {
  125. self.properties.script_path.subscribe(function() {
  126. self.actionParametersFetched(false);
  127. });
  128. }
  129. }
  130. var Workflow = function (vm, workflow) {
  131. var self = this;
  132. self.id = ko.observable(typeof workflow.id != "undefined" && workflow.id != null ? workflow.id : null);
  133. self.uuid = ko.observable(typeof workflow.uuid != "undefined" && workflow.uuid != null ? workflow.uuid : UUID());
  134. self.name = ko.observable(typeof workflow.name != "undefined" && workflow.name != null ? workflow.name : "");
  135. self.properties = ko.mapping.fromJS(typeof workflow.properties != "undefined" && workflow.properties != null ? workflow.properties : {});
  136. self.nodes = ko.observableArray([]);
  137. self.movedNode = null;
  138. self.nodeIds = ko.computed(function () {
  139. var mapping = [];
  140. $.each(self.nodes(), function (index, node) {
  141. mapping.push(node.id());
  142. });
  143. return mapping;
  144. });
  145. self.nodeNamesMapping = ko.computed(function () {
  146. var mapping = {};
  147. $.each(self.nodes(), function (index, node) {
  148. mapping[node.id()] = node.name();
  149. });
  150. return mapping;
  151. });
  152. self.linkMapping = ko.computed(function () {
  153. var mapping = {};
  154. $.each(self.nodes(), function (index, node) {
  155. var links = []
  156. $.each(node.children(), function (index, link) {
  157. if ('to' in link) {
  158. links.push(link['to']);
  159. }
  160. });
  161. mapping[node.id()] = links
  162. });
  163. return mapping;
  164. });
  165. self.linkMapping.subscribe(function (newVal) {
  166. $(document).trigger("drawArrows");
  167. });
  168. self.loadNodes = function (workflow) {
  169. var nodes = []
  170. $.each(workflow.nodes, function (index, node) {
  171. var _node = new Node(node);
  172. nodes.push(_node);
  173. });
  174. self.nodes(nodes)
  175. }
  176. self.newNode = function (widget, callback) {
  177. $.ajax({
  178. type: "POST",
  179. url: "/oozie/editor/workflow/new_node/",
  180. data: {
  181. "workflow": ko.mapping.toJSON(workflow),
  182. "node": ko.mapping.toJSON(widget)
  183. },
  184. success: function (data) {
  185. if (data.status == 0) {
  186. viewModel.addActionProperties(data.properties);
  187. if (data.workflows.length > 0) {
  188. viewModel.addActionWorkflows(data.workflows);
  189. }
  190. if (callback) {
  191. callback(widget);
  192. }
  193. }
  194. },
  195. async: false
  196. });
  197. };
  198. self.addNode = function (widget) {
  199. $.post("/oozie/editor/workflow/add_node/", {
  200. "workflow": ko.mapping.toJSON(workflow),
  201. "node": ko.mapping.toJSON(widget),
  202. "properties": ko.mapping.toJSON(viewModel.addActionProperties()),
  203. "subworkflow": viewModel.selectedSubWorkflow() ? ko.mapping.toJSON(viewModel.selectedSubWorkflow()) : '{}'
  204. }, function (data) {
  205. if (data.status == 0) {
  206. var _node = ko.mapping.toJS(widget);
  207. _node.properties = data.properties;
  208. _node.name = data.name;
  209. if (self.movedNode) {
  210. var node = self.movedNode;
  211. } else {
  212. var node = new Node(_node);
  213. }
  214. self.nodes.push(node);
  215. // If added to the side
  216. if (vm.currentlyCreatingFork) {
  217. var parentWidget = vm.getWidgetPredecessor(node.id());
  218. var parent = self.getNodeById(parentWidget.id());
  219. if (self.getNodeById(parentWidget.id()) == null) { // New fork
  220. vm.currentlyCreatedJoin.properties['fork_id'] = vm.currentlyCreatedFork.id;
  221. vm.currentlyCreatedFork.properties['join_id'] = vm.currentlyCreatedJoin.id;
  222. var fork = new Node(vm.currentlyCreatedFork);
  223. var join = new Node(vm.currentlyCreatedJoin);
  224. self.nodes.push(fork);
  225. self.nodes.push(join);
  226. var forkParent = self.getNodeById(vm.getWidgetPredecessor(parentWidget.id()).id());
  227. var afterParentId = ko.mapping.toJS(forkParent.get_link('to')).to;
  228. var afterParent = self.getNodeById(afterParentId);
  229. fork.children.push({'to': afterParentId, 'condition': ''});
  230. fork.children.push({'to': node.id(), 'condition': ''});
  231. forkParent.get_link('to')['to'] = fork.id();
  232. var belowJoin = vm.getWidgetSuccessor(join.id());
  233. join.set_link('to', belowJoin.id());
  234. if (afterParent.type() == 'fork-widget') {
  235. self.getNodeById(afterParent.properties.join_id()).set_link('to', join.id());
  236. } else {
  237. afterParent.set_link('to', join.id());
  238. }
  239. node.set_link('to', join.id());
  240. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  241. } else {
  242. // Just add to existing fork
  243. var join = vm.getWidgetSuccessor(node.id());
  244. node.set_link('to', join.id());
  245. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  246. parent.children.push({'to': node.id(), 'condition': ''});
  247. }
  248. } else {
  249. var parentWidget = vm.getWidgetPredecessor(node.id());
  250. var parent = self.getNodeById(parentWidget.id());
  251. if (widget.widgetType() == 'kill-widget') {
  252. parent.set_link('to', node.id());
  253. } else if (parentWidget.widgetType() == 'fork-widget') {
  254. var child = vm.getWidgetSuccessor(node.id());
  255. parent.remove_link('to', child.id());
  256. parent.children.push({'to': node.id(), 'condition': ''});
  257. node.set_link('to', child.id());
  258. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  259. } else {
  260. // Parent is regular node
  261. node.set_link('to', parent.get_link('to')['to']);
  262. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  263. parent.set_link('to', node.id());
  264. }
  265. }
  266. vm.currentlyCreatingFork = false;
  267. } else {
  268. $(document).trigger("error", data.message);
  269. }
  270. }).fail(function (xhr, textStatus, errorThrown) {
  271. $(document).trigger("error", xhr.responseText);
  272. });
  273. };
  274. self.removeNode = function (node_id) {
  275. var node = self.getNodeById(node_id);
  276. var parents = self.getParents(node_id);
  277. var parent = null;
  278. var childLink = null;
  279. if (node) {
  280. childLink = node.get_link('to');
  281. }
  282. if (childLink) {
  283. var childId = ko.mapping.toJS(childLink)['to'];
  284. $.each(parents, function (index, _parent) {
  285. _parent.remove_link('to', node_id);
  286. _parent.children.unshift({'to': childId});
  287. parent = _parent;
  288. });
  289. self.nodes.remove(node);
  290. // If need to remove fork
  291. if (parent.type() == 'fork-widget') {
  292. var fork = parent;
  293. var join = self.getNodeById(childId);
  294. if (join.type() == 'join-widget') {
  295. if (fork.children().length == 2) {
  296. // Link top to above and delete fork
  297. fork.remove_link('to', childId);
  298. var forkParent = self.getParents(fork.id())[0];
  299. forkParent.set_link('to', ko.mapping.toJS(fork.get_link('to'))['to']); // Only link
  300. self.nodes.remove(fork);
  301. // Link bottom to child of join
  302. var beboreJoin = self.getParents(childId)[0];
  303. var joinChildId = ko.mapping.toJS(join.get_link('to'))['to'];
  304. beboreJoin.set_link('to', joinChildId);
  305. self.nodes.remove(join);
  306. } else {
  307. parent.remove_link('to', childId);
  308. }
  309. }
  310. } else if (parent.type() == 'decision-widget') {
  311. parent.remove_link('to', childId);
  312. }
  313. }
  314. else {
  315. self.nodes.remove(node);
  316. }
  317. };
  318. self.moveNode = function (widget) {
  319. var node = self.getNodeById(widget.id());
  320. self.movedNode = node;
  321. self.removeNode(node.id());
  322. self.addNode(widget);
  323. self.movedNode = null;
  324. };
  325. self.getParents = function (node_id) { // Join nodes can have multiple parents
  326. var _nodes = [];
  327. $.each(self.nodes(), function (index, node) {
  328. $.each(node.children(), function (index, link) {
  329. var _link = ko.mapping.toJS(link);
  330. if ('to' in _link && _link.to == node_id) {
  331. _nodes.push(node);
  332. }
  333. })
  334. });
  335. return _nodes;
  336. };
  337. self.getNodeById = function (node_id) {
  338. var _node = null;
  339. $.each(self.nodes(), function (index, node) {
  340. if (node.id() == node_id) {
  341. _node = node;
  342. return false;
  343. }
  344. });
  345. return _node;
  346. };
  347. }
  348. var WorkflowEditorViewModel = function (layout_json, workflow_json, credentials_json, workflow_properties_json, subworkflows_json) {
  349. var self = this;
  350. self.isNested = ko.observable(true);
  351. self.isEditing = ko.observable(true);
  352. self.isEditing.subscribe(function (newVal) {
  353. $(document).trigger("editingToggled");
  354. });
  355. self.toggleEditing = function () {
  356. self.isEditing(!self.isEditing());
  357. };
  358. self.hasArrows = ko.observable(true);
  359. self.hasArrows.subscribe(function (newVal) {
  360. if (newVal){
  361. $(document).trigger("drawArrows");
  362. }
  363. else {
  364. $(document).trigger("removeArrows");
  365. }
  366. });
  367. self.toggleArrows = function () {
  368. self.hasArrows(! self.hasArrows());
  369. };
  370. self.newAction = ko.observable();
  371. self.columns = ko.observableArray([]);
  372. self.oozieColumns = ko.observableArray([]);
  373. self.previewColumns = ko.observable("");
  374. self.workflow = new Workflow(self, workflow_json);
  375. self.credentials = ko.mapping.fromJSON(credentials_json);
  376. self.inited = ko.observable(self.oozieColumns().length > 0);
  377. self.init = function (callback) {
  378. self.workflow_properties = ko.mapping.fromJS(workflow_properties_json);
  379. loadLayout(self, layout_json);
  380. self.workflow.loadNodes(workflow_json);
  381. }
  382. self.depen = ko.observableArray(workflow_json.dependencies);
  383. self.addActionProperties = ko.observableArray([]);
  384. self.addActionWorkflows = ko.observableArray(subworkflows_json);
  385. self.selectedSubWorkflow = ko.observable();
  386. self.currentlyDraggedWidget = ko.observable(null);
  387. self.currentlyDraggedOp = ko.observable("move");
  388. self.currentlyDraggedWidget.subscribe(function (widget) {
  389. toggleSideDrop(widget, false);
  390. });
  391. self.setCurrentlyDraggedWidget = function (widget, op) {
  392. self.currentlyDraggedOp($(op).hasClass("fa-copy") ? "copy" : "move");
  393. self.currentlyDraggedWidget(widget);
  394. }
  395. self.enableSideDrop = function (widget) {
  396. toggleSideDrop(widget, true);
  397. }
  398. function toggleSideDrop(widget, enable) {
  399. if (widget != null && widget.id() != "" && self.currentlyDraggedOp() == "move") {
  400. var _row = self.getWidgetParentRow(widget.id());
  401. if (_row) {
  402. _row.enableOozieDropOnSide(enable);
  403. _row.enableOozieDropOnBefore(enable);
  404. var _parentRow = self.getRowParentRow(_row.id());
  405. if (_parentRow) {
  406. _parentRow.enableOozieDropOnSide(enable);
  407. if (_parentRow.columns().length <= 2) {
  408. _parentRow.columns().forEach(function (col) {
  409. col.enableOozieDropOnBefore(enable);
  410. col.enableOozieDropOnAfter(enable);
  411. col.rows()[0].enableOozieDropOnSide(enable);
  412. });
  413. var _prevParentRow = self.getPrevRow(_parentRow);
  414. if (_prevParentRow && _prevParentRow.widgets().length > 0 && _prevParentRow.widgets()[0].widgetType() == "fork-widget") {
  415. _prevParentRow.enableOozieDropOnSide(enable);
  416. }
  417. }
  418. }
  419. var _col = self.getRowParentColumn(_row.id());
  420. if (self.getColumnParentRow(_col.id()) != null) {
  421. _col.enableOozieDropOnBefore(enable);
  422. _col.enableOozieDropOnAfter(enable);
  423. }
  424. var _prevRow = self.getPrevRow(_row);
  425. if (_prevRow) {
  426. if (_prevRow.widgets().length > 0 && _prevRow.widgets()[0].widgetType() == "start-widget") {
  427. _prevRow.enableOozieDropOnSide(enable);
  428. self.getRowParentColumn(_prevRow.id()).enableOozieDropOnBefore(enable);
  429. }
  430. }
  431. var _nextRow = self.getNextRow(_row);
  432. if (_nextRow) {
  433. _nextRow.enableOozieDropOnBefore(enable);
  434. if (_nextRow.widgets().length > 0 && _nextRow.widgets()[0].widgetType() == "end-widget") {
  435. _nextRow.enableOozieDropOnSide(enable);
  436. self.getRowParentColumn(_nextRow.id()).enableOozieDropOnAfter(enable);
  437. }
  438. }
  439. }
  440. }
  441. }
  442. self.currentlyCreatingFork = false;
  443. self.currentlyCreatedFork = null;
  444. self.currentlyCreatedJoin = null;
  445. self.isDragging = ko.observable(false);
  446. self.addDraggedWidget = function (target, atBeginning) {
  447. if (self.currentlyDraggedWidget() != null) {
  448. var _parentCol = target instanceof Column ? target : self.getRowParentColumn(target.id());
  449. var _newRow = null;
  450. if (typeof atBeginning != "undefined") {
  451. if (_parentCol.rows().length > 0 && _parentCol.rows()[0].widgets() && _parentCol.rows()[0].widgets().length > 0 && _parentCol.rows()[0].widgets()[0].widgetType() == "start-widget") {
  452. if (atBeginning) {
  453. _newRow = _parentCol.addEmptyRow(false, 1);
  454. }
  455. else {
  456. _newRow = _parentCol.addEmptyRow(false, _parentCol.rows().length - 2);
  457. }
  458. }
  459. else {
  460. _newRow = _parentCol.addEmptyRow(atBeginning);
  461. }
  462. }
  463. else {
  464. var _rowIdx = 0;
  465. $.each(_parentCol.rows(), function (i, irow) {
  466. if (irow.id() == target.id()) {
  467. _rowIdx = i;
  468. }
  469. });
  470. _newRow = _parentCol.addEmptyRow(false, _rowIdx);
  471. }
  472. var _w = new ExtendedWidget({
  473. size: self.currentlyDraggedWidget().size(),
  474. id: UUID(),
  475. name: self.currentlyDraggedWidget().name(),
  476. widgetType: self.currentlyDraggedWidget().widgetType(),
  477. properties: self.currentlyDraggedWidget().properties(),
  478. offset: self.currentlyDraggedWidget().offset(),
  479. loading: true,
  480. vm: self
  481. });
  482. if (self.currentlyDraggedWidget().id() != "" && self.currentlyDraggedOp() == "move") {
  483. self.removeWidgetById(self.currentlyDraggedWidget().id());
  484. _w = self.currentlyDraggedWidget();
  485. }
  486. _newRow.widgets([_w]);
  487. return _w;
  488. }
  489. }
  490. self.addSideDraggedWidget = function (row, atBeginning) {
  491. if (self.currentlyDraggedWidget() != null) {
  492. var _parentCol = self.getRowParentColumn(row.id());
  493. var _rowIdx = 0;
  494. $.each(_parentCol.rows(), function (i, irow) {
  495. if (irow.id() == row.id()) {
  496. _rowIdx = i;
  497. }
  498. });
  499. var _addForkAndJoin = (row.columns().length == 0);
  500. if (_addForkAndJoin) {
  501. var _forkRow = _parentCol.addEmptyRow(false, _rowIdx);
  502. var _id = UUID();
  503. var _fork = new ExtendedWidget({
  504. size: 12,
  505. id: _id,
  506. name: 'fork' + '-' + _id.slice(0, 4),
  507. widgetType: "fork-widget",
  508. properties: {},
  509. offset: 0,
  510. loading: true,
  511. vm: self
  512. });
  513. _forkRow.widgets([_fork]);
  514. }
  515. var _w = new ExtendedWidget({
  516. size: self.currentlyDraggedWidget().size(),
  517. id: UUID(),
  518. name: self.currentlyDraggedWidget().name(),
  519. widgetType: self.currentlyDraggedWidget().widgetType(),
  520. properties: self.currentlyDraggedWidget().properties(),
  521. offset: self.currentlyDraggedWidget().offset(),
  522. loading: true,
  523. vm: self
  524. });
  525. if (self.currentlyDraggedWidget().id() != "" && self.currentlyDraggedOp() == "move") {
  526. self.removeWidgetById(self.currentlyDraggedWidget().id());
  527. _w = self.currentlyDraggedWidget();
  528. }
  529. if (row.columns().length == 0) {
  530. var _col = row.addColumn(null, atBeginning);
  531. if (row.widgets().length > 0) {
  532. var _row = _col.addEmptyRow();
  533. row.widgets().forEach(function (widget) {
  534. _row.addWidget(widget);
  535. });
  536. if (row.widgets()[0].widgetType() == "fork-widget") {
  537. var _widgetsRow = self.getNextRow(row);
  538. var _joinRow = self.getNextRow(_widgetsRow);
  539. _col.rows.push(_widgetsRow);
  540. _col.rows.push(_joinRow);
  541. self.getRowParentColumn(row.id()).rows.remove(_widgetsRow);
  542. self.getRowParentColumn(row.id()).rows.remove(_joinRow);
  543. }
  544. row.widgets([]);
  545. }
  546. }
  547. var _col = row.addColumn(null, atBeginning);
  548. var _row = new ExtendedRow([_w], self);
  549. _col.addRow(_row);
  550. if (_addForkAndJoin) {
  551. var _joinRow = _parentCol.addEmptyRow(false, _rowIdx + 2);
  552. var _id = UUID();
  553. var _join = new ExtendedWidget({
  554. size: 12,
  555. id: _id,
  556. name: "join" + '-' + _id.slice(0, 4),
  557. widgetType: "join-widget",
  558. properties: {},
  559. offset: 0,
  560. loading: true,
  561. vm: self
  562. });
  563. _joinRow.widgets([_join]);
  564. self.currentlyCreatedFork = ko.mapping.toJS(_fork);
  565. self.currentlyCreatedJoin = ko.mapping.toJS(_join);
  566. }
  567. self.currentlyCreatingFork = true;
  568. return _w;
  569. }
  570. }
  571. self.removeWidget = function (widget_json) {
  572. self.workflow.removeNode(widget_json.id());
  573. self.removeWidgetById(widget_json.id());
  574. }
  575. self.removeWidgetById = function (widget_id) {
  576. $.each(self.oozieColumns(), function (i, col) {
  577. self.deeplyRemoveWidgetById(widget_id, col, self)
  578. });
  579. }
  580. self.deeplyRemoveWidgetById = function (widget_id, col, parent) {
  581. if (col) {
  582. $.each(col.rows(), function (j, row) {
  583. if (row && row.widgets()) {
  584. $.each(row.widgets(), function (z, widget) {
  585. if (widget.id() == widget_id) {
  586. row.widgets.remove(widget);
  587. col.rows.remove(row);
  588. }
  589. });
  590. }
  591. if (row && row.columns()) {
  592. $.each(row.columns(), function (i, icol) {
  593. self.deeplyRemoveWidgetById(widget_id, icol, row);
  594. });
  595. }
  596. });
  597. if (col.rows().length == 0) {
  598. parent.columns.remove(col);
  599. if (parent.columns().length > 1) {
  600. var _size = Math.max(1, Math.floor(12 / (parent.columns().length)));
  601. parent.columns().forEach(function (icol) {
  602. icol.size(_size);
  603. });
  604. }
  605. else {
  606. var _rows = parent.columns()[0].rows();
  607. var _parentRows = self.getRowParentColumn(parent.id()).rows;
  608. var _prevRowIdx = -1;
  609. for (var i = 0; i < _parentRows().length; i++) {
  610. if (_parentRows()[i].id() == parent.id()) {
  611. break;
  612. }
  613. _prevRowIdx = i;
  614. }
  615. if (_prevRowIdx > -1 && _parentRows()[_prevRowIdx].widgets().length > 0 && _parentRows()[_prevRowIdx].widgets()[0].widgetType() == "fork-widget") {
  616. _parentRows.remove(_parentRows()[_prevRowIdx]);
  617. _parentRows.remove(_parentRows()[_prevRowIdx + 1]);
  618. }
  619. for (var i = 0; i < _rows.length; i++) {
  620. if (i == 0) {
  621. parent.widgets(_rows[i].widgets());
  622. }
  623. else {
  624. _parentRows.push(_rows[i]);
  625. }
  626. }
  627. parent.columns([]);
  628. }
  629. }
  630. }
  631. }
  632. self.getWidgetRelative = function (widget_id, isPredecessor) {
  633. var _row = self.getWidgetParentRow(widget_id);
  634. var _col = self.getRowParentColumn(_row.id());
  635. var _nextRow = null;
  636. for (var i = 0; i < _col.rows().length; i++) {
  637. if (_col.rows()[i].id() == _row.id()) {
  638. if (!isPredecessor && _col.rows().length >= i + 1) {
  639. _nextRow = _col.rows()[i + 1];
  640. }
  641. break;
  642. }
  643. _nextRow = _col.rows()[i];
  644. }
  645. if (_nextRow != null) {
  646. return _nextRow.widgets()[0];
  647. }
  648. else {
  649. var _parentRow = self.getColumnParentRow(_col.id());
  650. if (_parentRow) {
  651. var _parentColumn = self.getRowParentColumn(_parentRow.id());
  652. var _nextParentRow = null;
  653. for (var i = 0; i < _parentColumn.rows().length; i++) {
  654. if (_parentColumn.rows()[i].id() == _parentRow.id()) {
  655. if (!isPredecessor && _parentColumn.rows().length >= i + 1) {
  656. _nextParentRow = _parentColumn.rows()[i + 1];
  657. }
  658. break;
  659. }
  660. _nextParentRow = _parentColumn.rows()[i];
  661. }
  662. if (_nextParentRow != null) {
  663. return _nextParentRow.widgets()[0];
  664. }
  665. }
  666. }
  667. return null;
  668. }
  669. self.getWidgetPredecessor = function (widget_id) {
  670. return self.getWidgetRelative(widget_id, true);
  671. }
  672. self.getWidgetSuccessor = function (widget_id) {
  673. return self.getWidgetRelative(widget_id, false);
  674. }
  675. self.isRowAfterFork = function (row) {
  676. var _parentColumn = self.getRowParentColumn(row.id());
  677. var _prevRow = null;
  678. for (var i = 0; i < _parentColumn.rows().length; i++) {
  679. var _currentRow = _parentColumn.rows()[i];
  680. if (_currentRow.id() == row.id()) {
  681. break;
  682. }
  683. _prevRow = _currentRow;
  684. }
  685. if (_prevRow != null) {
  686. return _prevRow.widgets().length > 0 && (_prevRow.widgets()[0].widgetType() == "fork-widget" || _prevRow.widgets()[0].widgetType() == "decision-widget");
  687. }
  688. return false;
  689. }
  690. self.isRowBeforeJoin = function (row) {
  691. return row.widgets().length > 0 && row.widgets()[0].widgetType() == "join-widget";
  692. }
  693. self.getNextRow = function (row) {
  694. var _parentColumn = self.getRowParentColumn(row.id());
  695. var _nextParentRow = null;
  696. for (var i = 0; i < _parentColumn.rows().length; i++) {
  697. if (_parentColumn.rows()[i].id() == row.id()) {
  698. if (_parentColumn.rows().length >= i + 1) {
  699. _nextParentRow = _parentColumn.rows()[i + 1];
  700. }
  701. break;
  702. }
  703. _nextParentRow = _parentColumn.rows()[i];
  704. }
  705. return _nextParentRow;
  706. }
  707. self.getPrevRow = function (row) {
  708. var _parentColumn = self.getRowParentColumn(row.id());
  709. var _prevParentRow = null;
  710. for (var i = 0; i < _parentColumn.rows().length; i++) {
  711. if (_parentColumn.rows()[i].id() == row.id()) {
  712. if (i > 0) {
  713. _prevParentRow = _parentColumn.rows()[i - 1];
  714. }
  715. break;
  716. }
  717. _prevParentRow = _parentColumn.rows()[i];
  718. }
  719. return _prevParentRow;
  720. }
  721. self.getWidgetParentRow = function (widget_id) {
  722. var _row = null;
  723. for (var i = 0; i < self.oozieColumns().length; i++) {
  724. _row = self.traverseColumnForWidget(widget_id, self.oozieColumns()[i]);
  725. if (_row != null) {
  726. break;
  727. }
  728. }
  729. return _row;
  730. }
  731. self.getRowParentColumn = function (row_id) {
  732. return self.traverseColumnForColumn(row_id, self.oozieColumns()[0], 0);
  733. }
  734. self.getColumnParentRow = function (col_id) {
  735. return self.traverseColumnForRow(col_id, self.oozieColumns()[0], 0);
  736. }
  737. self.getRowParentRow = function (row_id) {
  738. var _col = self.getRowParentColumn(row_id);
  739. if (_col != null) {
  740. return self.getColumnParentRow(_col.id());
  741. }
  742. }
  743. self.traverseColumnForColumn = function (row_id, col) {
  744. var _column = null;
  745. if (col) {
  746. for (var j = 0; j < col.rows().length; j++) {
  747. var row = col.rows()[j];
  748. for (var z = 0; z < row.columns().length; z++) {
  749. _column = self.traverseColumnForColumn(row_id, row.columns()[z]);
  750. if (_column != null) {
  751. return _column;
  752. }
  753. }
  754. if (row.id() == row_id) {
  755. _column = col;
  756. return _column;
  757. }
  758. }
  759. }
  760. return _column;
  761. }
  762. self.traverseColumnForRow = function (col_id, col) {
  763. var _row = null;
  764. if (col) {
  765. for (var j = 0; j < col.rows().length; j++) {
  766. var row = col.rows()[j];
  767. for (var z = 0; z < row.columns().length; z++) {
  768. var _col = row.columns()[z];
  769. if (_col.id() == col_id) {
  770. _row = row;
  771. }
  772. else {
  773. _row = self.traverseColumnForRow(col_id, _col);
  774. }
  775. if (_row != null) {
  776. return _row;
  777. }
  778. }
  779. }
  780. }
  781. return _row;
  782. }
  783. self.traverseColumnForWidget = function (widget_id, col) {
  784. var _row = null;
  785. if (col) {
  786. for (var j = 0; j < col.rows().length; j++) {
  787. var row = col.rows()[j];
  788. for (var z = 0; z < row.widgets().length; z++) {
  789. var widget = row.widgets()[z];
  790. if (widget.id() == widget_id) {
  791. _row = row;
  792. break;
  793. }
  794. }
  795. if (_row != null) {
  796. break;
  797. }
  798. for (var z = 0; z < row.columns().length; z++) {
  799. _row = self.traverseColumnForWidget(widget_id, row.columns()[z]);
  800. if (_row != null) {
  801. break;
  802. }
  803. }
  804. }
  805. }
  806. return _row;
  807. }
  808. self.convertToDecision = function (widget, node) {
  809. if (widget.widgetType() == "fork-widget") {
  810. var _row = self.getWidgetParentRow(widget.id());
  811. var _next = self.getNextRow(_row);
  812. while (_next.widgets().length == 0) {
  813. _next = self.getNextRow(_next);
  814. }
  815. // Remove the join
  816. self.workflow.removeNode(_next.widgets()[0].id());
  817. self.removeWidgetById(_next.widgets()[0].id());
  818. node.children.push({'to': '33430f0f-ebfa-c3ec-f237-3e77efa03d0a', 'condition': 'default'});
  819. widget.widgetType("decision-widget");
  820. node.type("decision-widget");
  821. var _newName = "decision-" + node.id().slice(0, 4);
  822. node.name(_newName);
  823. widget.name(_newName);
  824. $(document).trigger("drawArrows");
  825. }
  826. }
  827. self.save = function () {
  828. $.post("/oozie/editor/workflow/save/", {
  829. "layout": ko.mapping.toJSON(self.oozieColumns),
  830. "workflow": ko.mapping.toJSON(self.workflow)
  831. }, function (data) {
  832. if (data.status == 0) {
  833. if (self.workflow.id() == null) {
  834. shareViewModel.setDocId(data.doc1_id);
  835. }
  836. self.workflow.id(data.id);
  837. $(document).trigger("info", data.message);
  838. if (window.location.search.indexOf("workflow") == -1) {
  839. window.location.hash = '#workflow=' + data.id;
  840. }
  841. }
  842. else {
  843. $(document).trigger("error", data.message);
  844. }
  845. }).fail(function (xhr, textStatus, errorThrown) {
  846. $(document).trigger("error", xhr.responseText);
  847. });
  848. };
  849. self.gen_xml = function () {
  850. $.post("/oozie/editor/workflow/gen_xml/", {
  851. "layout": ko.mapping.toJSON(self.oozieColumns),
  852. "workflow": ko.mapping.toJSON(self.workflow)
  853. }, function (data) {
  854. if (data.status == 0) {
  855. console.log(data.xml);
  856. }
  857. else {
  858. $(document).trigger("error", data.message);
  859. }
  860. }).fail(function (xhr, textStatus, errorThrown) {
  861. $(document).trigger("error", xhr.responseText);
  862. });
  863. };
  864. self.showSubmitPopup = function () {
  865. // If self.workflow.id() == null, need to save wf for now
  866. $.get("/oozie/editor/workflow/submit/" + self.workflow.id(), {
  867. }, function (data) {
  868. $(document).trigger("showSubmitPopup", data);
  869. }).fail(function (xhr, textStatus, errorThrown) {
  870. $(document).trigger("error", xhr.responseText);
  871. });
  872. };
  873. function bareWidgetBuilder(name, type) {
  874. return new ExtendedWidget({
  875. size: 12,
  876. id: "",
  877. name: name,
  878. widgetType: type
  879. });
  880. }
  881. self.draggableHiveAction = ko.observable(bareWidgetBuilder("Hive Script", "hive-widget"));
  882. self.draggableHive2Action = ko.observable(bareWidgetBuilder("HiveServer2 Script", "hive2-widget"));
  883. self.draggablePigAction = ko.observable(bareWidgetBuilder("Pig Script", "pig-widget"));
  884. self.draggableJavaAction = ko.observable(bareWidgetBuilder("Java program", "java-widget"));
  885. self.draggableMapReduceAction = ko.observable(bareWidgetBuilder("MapReduce job", "mapreduce-widget"));
  886. self.draggableSubworkflowAction = ko.observable(bareWidgetBuilder("Sub workflow", "subworkflow-widget"));
  887. self.draggableSqoopAction = ko.observable(bareWidgetBuilder("Sqoop 1", "sqoop-widget"));
  888. self.draggableShellAction = ko.observable(bareWidgetBuilder("Shell", "shell-widget"));
  889. self.draggableSshAction = ko.observable(bareWidgetBuilder("Ssh", "ssh-widget"));
  890. self.draggableFsAction = ko.observable(bareWidgetBuilder("HDFS Fs", "fs-widget"));
  891. self.draggableEmailAction = ko.observable(bareWidgetBuilder("Email", "email-widget"));
  892. self.draggableStreamingAction = ko.observable(bareWidgetBuilder("Streaming", "streaming-widget"));
  893. self.draggableDistCpAction = ko.observable(bareWidgetBuilder("Distcp", "distcp-widget"));
  894. self.draggableKillNode = ko.observable(bareWidgetBuilder("Kill", "kill-widget"));
  895. };
  896. function logGA(page) {
  897. if (typeof trackOnGA == 'function') {
  898. trackOnGA('oozie/editor/workflow' + page);
  899. }
  900. }
  901. var ExtendedColumn = function (size, rows) {
  902. var self = new Column(size, rows);
  903. self.rowPrototype = ExtendedRow;
  904. self.oozieStartRow = ko.computed(function () {
  905. var _row = null;
  906. ko.utils.arrayForEach(self.rows(), function (row) {
  907. if ((row.widgets().length > 0 && row.widgets()[0].id() == "3f107997-04cc-8733-60a9-a4bb62cebffc")) {
  908. _row = row;
  909. }
  910. });
  911. return _row;
  912. }, self);
  913. self.oozieEndRow = ko.computed(function () {
  914. var _row = null;
  915. ko.utils.arrayForEach(self.rows(), function (row) {
  916. if ((row.widgets().length > 0 && row.widgets()[0].id() == "33430f0f-ebfa-c3ec-f237-3e77efa03d0a")) {
  917. _row = row;
  918. }
  919. });
  920. return _row;
  921. }, self);
  922. self.oozieKillRow = ko.computed(function () {
  923. var _row = null;
  924. ko.utils.arrayForEach(self.rows(), function (row) {
  925. if ((row.widgets().length > 0 && row.widgets()[0].id() == "17c9c895-5a16-7443-bb81-f34b30b21548")) {
  926. _row = row;
  927. }
  928. });
  929. return _row;
  930. }, self);
  931. self.oozieRows = ko.computed(function () {
  932. var _rows = [];
  933. ko.utils.arrayForEach(self.rows(), function (row) {
  934. if ((row.widgets().length > 0 && ["3f107997-04cc-8733-60a9-a4bb62cebffc", "33430f0f-ebfa-c3ec-f237-3e77efa03d0a", "17c9c895-5a16-7443-bb81-f34b30b21548"].indexOf(row.widgets()[0].id()) == -1) || row.widgets().length == 0) {
  935. _rows.push(row);
  936. }
  937. });
  938. return _rows;
  939. }, self);
  940. self.enableOozieDropOnBefore = ko.observable(true);
  941. self.enableOozieDropOnAfter = ko.observable(true);
  942. return self;
  943. }
  944. var ExtendedRow = function (widgets, vm, columns) {
  945. var self = new Row(widgets, vm, columns);
  946. self.columnPrototype = ExtendedColumn;
  947. self.enableOozieDrop = ko.computed(function(){
  948. return vm.isEditing && vm.isEditing() && self.widgets && self.widgets().length < 1
  949. });
  950. self.enableOozieDropOnBefore = ko.observable(true);
  951. self.enableOozieDropOnSide = ko.observable(true);
  952. return self;
  953. }
  954. var ExtendedWidget = function (params) {
  955. var self = new Widget(params);
  956. self.oozieMovable = ko.computed(function() {
  957. return ["end-widget", "start-widget", "fork-widget", "decision-widget", "join-widget"].indexOf(self.widgetType()) == - 1
  958. });
  959. self.oozieExpanded = ko.observable(false);
  960. self.ooziePropertiesExpanded = ko.observable(false);
  961. return self;
  962. }