workflow-editor.ko.js 32 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192939495969798991001011021031041051061071081091101111121131141151161171181191201211221231241251261271281291301311321331341351361371381391401411421431441451461471481491501511521531541551561571581591601611621631641651661671681691701711721731741751761771781791801811821831841851861871881891901911921931941951961971981992002012022032042052062072082092102112122132142152162172182192202212222232242252262272282292302312322332342352362372382392402412422432442452462472482492502512522532542552562572582592602612622632642652662672682692702712722732742752762772782792802812822832842852862872882892902912922932942952962972982993003013023033043053063073083093103113123133143153163173183193203213223233243253263273283293303313323333343353363373383393403413423433443453463473483493503513523533543553563573583593603613623633643653663673683693703713723733743753763773783793803813823833843853863873883893903913923933943953963973983994004014024034044054064074084094104114124134144154164174184194204214224234244254264274284294304314324334344354364374384394404414424434444454464474484494504514524534544554564574584594604614624634644654664674684694704714724734744754764774784794804814824834844854864874884894904914924934944954964974984995005015025035045055065075085095105115125135145155165175185195205215225235245255265275285295305315325335345355365375385395405415425435445455465475485495505515525535545555565575585595605615625635645655665675685695705715725735745755765775785795805815825835845855865875885895905915925935945955965975985996006016026036046056066076086096106116126136146156166176186196206216226236246256266276286296306316326336346356366376386396406416426436446456466476486496506516526536546556566576586596606616626636646656666676686696706716726736746756766776786796806816826836846856866876886896906916926936946956966976986997007017027037047057067077087097107117127137147157167177187197207217227237247257267277287297307317327337347357367377387397407417427437447457467477487497507517527537547557567577587597607617627637647657667677687697707717727737747757767777787797807817827837847857867877887897907917927937947957967977987998008018028038048058068078088098108118128138148158168178188198208218228238248258268278288298308318328338348358368378388398408418428438448458468478488498508518528538548558568578588598608618628638648658668678688698708718728738748758768778788798808818828838848858868878888898908918928938948958968978988999009019029039049059069079089099109119129139149159169179189199209219229239249259269279289299309319329339349359369379389399409419429439449459469479489499509519529539549559569579589599609619629639649659669679689699709719729739749759769779789799809819829839849859869879889899909919929939949959969979989991000100110021003100410051006100710081009101010111012101310141015101610171018
  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. var _w = 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. row.addWidget(_w);
  51. });
  52. row.columns(loadColumns(viewModel, json_row.columns));
  53. _rows.push(row);
  54. });
  55. var column = new Column(json_col.size, _rows);
  56. _columns = _columns.concat(column);
  57. });
  58. return _columns;
  59. }
  60. function loadLayout(viewModel, json_layout) {
  61. viewModel.columns(loadColumns(viewModel, json_layout));
  62. }
  63. // End dashboard lib
  64. var Node = function (node) {
  65. var self = this;
  66. var type = typeof node.widgetType != "undefined" ? node.widgetType : node.type;
  67. self.id = ko.observable(typeof node.id != "undefined" && node.id != null ? node.id : UUID());
  68. self.name = ko.observable(typeof node.name != "undefined" && node.name != null ? node.name : "");
  69. self.type = ko.observable(typeof type != "undefined" && type != null ? type : "");
  70. self.properties = ko.mapping.fromJS(typeof node.properties != "undefined" && node.properties != null ? node.properties : {});
  71. self.children = ko.mapping.fromJS(typeof node.children != "undefined" && node.children != null ? node.children : []);
  72. self.get_link = function (name) {
  73. var _link = null;
  74. $.each(self.children(), function (index, link) {
  75. if (name in link) {
  76. _link = link;
  77. return false;
  78. }
  79. });
  80. return _link;
  81. }
  82. self.set_link = function (name, node_id) {
  83. var _link = self.get_link(name);
  84. if (_link == null) {
  85. _link = {}
  86. self.children.push(_link);
  87. }
  88. _link[name] = node_id;
  89. self.children.valueHasMutated();
  90. }
  91. self.remove_link = function (name, child) {
  92. var _link = null;
  93. $.each(self.children(), function (index, link) {
  94. var _l = ko.mapping.toJS(link);
  95. if (name in _l && _l[name] == child) {
  96. _link = link;
  97. return false;
  98. }
  99. });
  100. if (_link != null) {
  101. self.children.remove(_link);
  102. }
  103. }
  104. }
  105. var Workflow = function (vm, workflow) {
  106. var self = this;
  107. self.id = ko.observable(typeof workflow.id != "undefined" && workflow.id != null ? workflow.id : null);
  108. self.uuid = ko.observable(typeof workflow.uuid != "undefined" && workflow.uuid != null ? workflow.uuid : UUID());
  109. self.name = ko.observable(typeof workflow.name != "undefined" && workflow.name != null ? workflow.name : "");
  110. self.properties = ko.mapping.fromJS(typeof workflow.properties != "undefined" && workflow.properties != null ? workflow.properties : {});
  111. self.nodes = ko.observableArray([]);
  112. self.movedNode = null;
  113. self.nodeIds = ko.computed(function () {
  114. var mapping = [];
  115. $.each(self.nodes(), function (index, node) {
  116. mapping.push(node.id());
  117. });
  118. return mapping;
  119. });
  120. self.nodeNamesMapping = ko.computed(function () {
  121. var mapping = {};
  122. $.each(self.nodes(), function (index, node) {
  123. mapping[node.id()] = node.name();
  124. });
  125. return mapping;
  126. });
  127. self.linkMapping = ko.computed(function () {
  128. var mapping = {};
  129. $.each(self.nodes(), function (index, node) {
  130. var links = []
  131. $.each(node.children(), function (index, link) {
  132. if ('to' in link) {
  133. links.push(link['to']);
  134. }
  135. });
  136. mapping[node.id()] = links
  137. });
  138. return mapping;
  139. });
  140. self.linkMapping.subscribe(function (newVal) {
  141. $(document).trigger("drawArrows");
  142. });
  143. self.loadNodes = function (workflow) {
  144. var nodes = []
  145. $.each(workflow.nodes, function (index, node) {
  146. var _node = new Node(node);
  147. nodes.push(_node);
  148. });
  149. self.nodes(nodes)
  150. }
  151. self.newNode = function (widget, callback) {
  152. $.ajax({
  153. type: "POST",
  154. url: "/oozie/editor/workflow/new_node/",
  155. data: {
  156. "workflow": ko.mapping.toJSON(workflow),
  157. "node": ko.mapping.toJSON(widget)
  158. },
  159. success: function (data) {
  160. if (data.status == 0) {
  161. viewModel.addActionProperties(data.properties);
  162. viewModel.addActionWorkflows(data.workflows);
  163. if (callback) {
  164. callback(widget);
  165. }
  166. }
  167. },
  168. async: false
  169. });
  170. };
  171. self.addNode = function (widget) {
  172. // Todo get parent cell, link nodes... when we have the new layout
  173. $.post("/oozie/editor/workflow/add_node/", {
  174. "workflow": ko.mapping.toJSON(workflow),
  175. "node": ko.mapping.toJSON(widget),
  176. "properties": ko.mapping.toJSON(viewModel.addActionProperties()),
  177. "subworkflow": viewModel.selectedSubWorkflow() ? ko.mapping.toJSON(viewModel.selectedSubWorkflow()) : '{}'
  178. }, function (data) {
  179. if (data.status == 0) {
  180. var _node = ko.mapping.toJS(widget);
  181. _node.properties = data.properties;
  182. _node.name = data.name;
  183. if (self.movedNode) {
  184. var node = self.movedNode;
  185. } else {
  186. var node = new Node(_node);
  187. }
  188. self.nodes.push(node);
  189. if (vm.currentlyCreatingFork) {
  190. // Added to the side ?
  191. var parentWidget = vm.getWidgetPredecessor(node.id());
  192. var parent = self.getNodeById(parentWidget.id());
  193. if (self.getNodeById(parentWidget.id()) == null) { // New fork
  194. vm.currentlyCreatedJoin.properties['fork_id'] = vm.currentlyCreatedFork.id;
  195. vm.currentlyCreatedFork.properties['join_id'] = vm.currentlyCreatedJoin.id;
  196. var fork = new Node(vm.currentlyCreatedFork);
  197. var join = new Node(vm.currentlyCreatedJoin);
  198. self.nodes.push(fork);
  199. self.nodes.push(join);
  200. var forkParent = self.getNodeById(vm.getWidgetPredecessor(parentWidget.id()).id());
  201. var afterParentId = ko.mapping.toJS(forkParent.get_link('to')).to;
  202. var afterParent = self.getNodeById(afterParentId);
  203. fork.children.push({'to': afterParentId, 'condition': ''});
  204. fork.children.push({'to': node.id(), 'condition': ''});
  205. forkParent.get_link('to')['to'] = fork.id();
  206. var belowJoin = vm.getWidgetSuccessor(join.id());
  207. join.set_link('to', belowJoin.id());
  208. if (afterParent.type() == 'fork-widget') {
  209. self.getNodeById(afterParent.properties.join_id()).set_link('to', join.id());
  210. } else {
  211. afterParent.set_link('to', join.id());
  212. }
  213. node.set_link('to', join.id());
  214. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  215. } else {
  216. // Just add to existing fork
  217. var join = vm.getWidgetSuccessor(node.id());
  218. node.set_link('to', join.id());
  219. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  220. parent.children.push({'to': node.id(), 'condition': ''});
  221. }
  222. } else {
  223. var parentWidget = vm.getWidgetPredecessor(node.id());
  224. var parent = self.getNodeById(parentWidget.id());
  225. if (widget.widgetType() == 'kill-widget') {
  226. parent.set_link('to', node.id());
  227. } else if (parentWidget.widgetType() == 'fork-widget') {
  228. var child = vm.getWidgetSuccessor(node.id());
  229. parent.remove_link('to', child.id());
  230. parent.children.push({'to': node.id(), 'condition': ''});
  231. node.set_link('to', child.id());
  232. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  233. } else {
  234. // Parent is regular node
  235. node.set_link('to', parent.get_link('to')['to']);
  236. node.set_link('error', '17c9c895-5a16-7443-bb81-f34b30b21548');
  237. parent.set_link('to', node.id());
  238. }
  239. }
  240. vm.currentlyCreatingFork = false;
  241. } else {
  242. $(document).trigger("error", data.message);
  243. }
  244. }).fail(function (xhr, textStatus, errorThrown) {
  245. $(document).trigger("error", xhr.responseText);
  246. });
  247. };
  248. self.removeNode = function (node_id) {
  249. var node = self.getNodeById(node_id);
  250. var parents = self.getParents(node_id);
  251. var parent = null;
  252. var childLink = node.get_link('to');
  253. if (childLink) {
  254. var childId = ko.mapping.toJS(childLink)['to'];
  255. $.each(parents, function (index, _parent) {
  256. _parent.remove_link('to', node_id);
  257. _parent.children.unshift({'to': childId});
  258. parent = _parent;
  259. });
  260. self.nodes.remove(node);
  261. // If need to remove fork
  262. if (parent.type() == 'fork-widget') {
  263. var fork = parent;
  264. var join = self.getNodeById(childId);
  265. if (join.type() == 'join-widget') {
  266. if (fork.children().length == 2) {
  267. // Link top to above and delete fork
  268. fork.remove_link('to', childId);
  269. var forkParent = self.getParents(fork.id())[0];
  270. forkParent.set_link('to', ko.mapping.toJS(fork.get_link('to'))['to']); // Only link
  271. self.nodes.remove(fork);
  272. // Link bottom to child of join
  273. var beboreJoin = self.getParents(childId)[0];
  274. var joinChildId = ko.mapping.toJS(join.get_link('to'))['to'];
  275. beboreJoin.set_link('to', joinChildId);
  276. self.nodes.remove(join);
  277. } else {
  278. parent.remove_link('to', childId);
  279. }
  280. }
  281. } else if (parent.type() == 'decision-widget') {
  282. parent.remove_link('to', childId);
  283. }
  284. }
  285. else {
  286. self.nodes.remove(node);
  287. }
  288. };
  289. self.moveNode = function (widget) {
  290. var node = self.getNodeById(widget.id());
  291. self.movedNode = node;
  292. self.removeNode(node.id());
  293. self.addNode(widget);
  294. self.movedNode = null;
  295. };
  296. self.getParents = function (node_id) { // Join nodes can have multiple parents
  297. var _nodes = [];
  298. $.each(self.nodes(), function (index, node) {
  299. $.each(node.children(), function (index, link) {
  300. var _link = ko.mapping.toJS(link);
  301. if ('to' in _link && _link.to == node_id) {
  302. _nodes.push(node);
  303. }
  304. })
  305. });
  306. return _nodes;
  307. };
  308. self.getNodeById = function (node_id) {
  309. var _node = null;
  310. $.each(self.nodes(), function (index, node) {
  311. if (node.id() == node_id) {
  312. _node = node;
  313. return false;
  314. }
  315. });
  316. return _node;
  317. };
  318. }
  319. var WorkflowEditorViewModel = function (layout_json, workflow_json, credentials_json, workflow_properties_json) {
  320. var self = this;
  321. self.isNested = ko.observable(true);
  322. self.isEditing = ko.observable(true);
  323. self.isEditing.subscribe(function (newVal) {
  324. $(document).trigger("editingToggled");
  325. });
  326. self.toggleEditing = function () {
  327. self.isEditing(!self.isEditing());
  328. };
  329. self.hasArrows = ko.observable(true);
  330. self.hasArrows.subscribe(function (newVal) {
  331. if (newVal){
  332. $(document).trigger("drawArrows");
  333. }
  334. else {
  335. $(document).trigger("removeArrows");
  336. }
  337. });
  338. self.toggleArrows = function () {
  339. self.hasArrows(!self.hasArrows());
  340. };
  341. self.columns = ko.observable([]);
  342. self.previewColumns = ko.observable("");
  343. self.workflow = new Workflow(self, workflow_json);
  344. self.credentials = ko.mapping.fromJSON(credentials_json);
  345. self.inited = ko.observable(self.columns().length > 0);
  346. self.init = function (callback) {
  347. self.workflow_properties = ko.mapping.fromJS(workflow_properties_json);
  348. loadLayout(self, layout_json);
  349. self.workflow.loadNodes(workflow_json);
  350. }
  351. self.depen = ko.observableArray(workflow_json.dependencies);
  352. self.addActionProperties = ko.observableArray([]);
  353. self.addActionWorkflows = ko.observableArray([]);
  354. self.selectedSubWorkflow = ko.observable();
  355. self.currentlyDraggedWidget = ko.observable(null);
  356. self.currentlyDraggedOp = ko.observable("move");
  357. self.currentlyDraggedWidget.subscribe(function (widget) {
  358. toggleSideDrop(widget, false);
  359. });
  360. self.setCurrentlyDraggedWidget = function (widget, op) {
  361. self.currentlyDraggedOp($(op).hasClass("fa-copy") ? "copy" : "move");
  362. self.currentlyDraggedWidget(widget);
  363. }
  364. self.enableSideDrop = function (widget) {
  365. toggleSideDrop(widget, true);
  366. }
  367. function toggleSideDrop(widget, enable) {
  368. if (widget != null && widget.id() != "" && self.currentlyDraggedOp() == "move") {
  369. var _row = self.getWidgetParentRow(widget.id());
  370. if (_row) {
  371. _row.enableOozieDropOnSide(enable);
  372. _row.enableOozieDropOnBefore(enable);
  373. var _parentRow = self.getRowParentRow(_row.id());
  374. if (_parentRow) {
  375. _parentRow.enableOozieDropOnSide(enable);
  376. if (_parentRow.columns().length <= 2) {
  377. _parentRow.columns().forEach(function (col) {
  378. col.enableOozieDropOnBefore(enable);
  379. col.enableOozieDropOnAfter(enable);
  380. col.rows()[0].enableOozieDropOnSide(enable);
  381. });
  382. var _prevParentRow = self.getPrevRow(_parentRow);
  383. if (_prevParentRow && _prevParentRow.widgets().length > 0 && _prevParentRow.widgets()[0].widgetType() == "fork-widget") {
  384. _prevParentRow.enableOozieDropOnSide(enable);
  385. }
  386. }
  387. }
  388. var _col = self.getRowParentColumn(_row.id());
  389. if (self.getColumnParentRow(_col.id()) != null) {
  390. _col.enableOozieDropOnBefore(enable);
  391. _col.enableOozieDropOnAfter(enable);
  392. }
  393. var _prevRow = self.getPrevRow(_row);
  394. if (_prevRow) {
  395. if (_prevRow.widgets().length > 0 && _prevRow.widgets()[0].widgetType() == "start-widget") {
  396. _prevRow.enableOozieDropOnSide(enable);
  397. self.getRowParentColumn(_prevRow.id()).enableOozieDropOnBefore(enable);
  398. }
  399. }
  400. var _nextRow = self.getNextRow(_row);
  401. if (_nextRow) {
  402. _nextRow.enableOozieDropOnBefore(enable);
  403. if (_nextRow.widgets().length > 0 && _nextRow.widgets()[0].widgetType() == "end-widget") {
  404. _nextRow.enableOozieDropOnSide(enable);
  405. self.getRowParentColumn(_nextRow.id()).enableOozieDropOnAfter(enable);
  406. }
  407. }
  408. }
  409. }
  410. }
  411. self.currentlyCreatingFork = false;
  412. self.currentlyCreatedFork = null;
  413. self.currentlyCreatedJoin = null;
  414. self.isDragging = ko.observable(false);
  415. self.addDraggedWidget = function (target, atBeginning) {
  416. if (self.currentlyDraggedWidget() != null) {
  417. var _parentCol = target instanceof Column ? target : self.getRowParentColumn(target.id());
  418. var _newRow = null;
  419. if (typeof atBeginning != "undefined") {
  420. if (_parentCol.rows().length > 0 && _parentCol.rows()[0].widgets() && _parentCol.rows()[0].widgets().length > 0 && _parentCol.rows()[0].widgets()[0].widgetType() == "start-widget") {
  421. if (atBeginning) {
  422. _newRow = _parentCol.addEmptyRow(false, 1);
  423. }
  424. else {
  425. _newRow = _parentCol.addEmptyRow(false, _parentCol.rows().length - 2);
  426. }
  427. }
  428. else {
  429. _newRow = _parentCol.addEmptyRow(atBeginning);
  430. }
  431. }
  432. else {
  433. var _rowIdx = 0;
  434. $.each(_parentCol.rows(), function (i, irow) {
  435. if (irow.id() == target.id()) {
  436. _rowIdx = i;
  437. }
  438. });
  439. _newRow = _parentCol.addEmptyRow(false, _rowIdx);
  440. }
  441. var _w = new Widget({
  442. size: self.currentlyDraggedWidget().size(),
  443. id: UUID(),
  444. name: self.currentlyDraggedWidget().name(),
  445. widgetType: self.currentlyDraggedWidget().widgetType(),
  446. properties: self.currentlyDraggedWidget().properties(),
  447. offset: self.currentlyDraggedWidget().offset(),
  448. loading: true,
  449. vm: self
  450. });
  451. if (self.currentlyDraggedWidget().id() != "" && self.currentlyDraggedOp() == "move") {
  452. self.removeWidgetById(self.currentlyDraggedWidget().id());
  453. _w = self.currentlyDraggedWidget();
  454. }
  455. _newRow.widgets([_w]);
  456. return _w;
  457. }
  458. }
  459. self.addSideDraggedWidget = function (row, atBeginning) {
  460. if (self.currentlyDraggedWidget() != null) {
  461. var _parentCol = self.getRowParentColumn(row.id());
  462. var _rowIdx = 0;
  463. $.each(_parentCol.rows(), function (i, irow) {
  464. if (irow.id() == row.id()) {
  465. _rowIdx = i;
  466. }
  467. });
  468. var _addForkAndJoin = (row.columns().length == 0);
  469. if (_addForkAndJoin) {
  470. var _forkRow = _parentCol.addEmptyRow(false, _rowIdx);
  471. var _id = UUID();
  472. var _fork = new Widget({
  473. size: 12,
  474. id: _id,
  475. name: 'fork' + '-' + _id.slice(0, 4),
  476. widgetType: "fork-widget",
  477. properties: {},
  478. offset: 0,
  479. loading: true,
  480. vm: self
  481. });
  482. _forkRow.widgets([_fork]);
  483. }
  484. var _w = new Widget({
  485. size: self.currentlyDraggedWidget().size(),
  486. id: UUID(),
  487. name: self.currentlyDraggedWidget().name(),
  488. widgetType: self.currentlyDraggedWidget().widgetType(),
  489. properties: self.currentlyDraggedWidget().properties(),
  490. offset: self.currentlyDraggedWidget().offset(),
  491. loading: true,
  492. vm: self
  493. });
  494. if (self.currentlyDraggedWidget().id() != "" && self.currentlyDraggedOp() == "move") {
  495. self.removeWidgetById(self.currentlyDraggedWidget().id());
  496. _w = self.currentlyDraggedWidget();
  497. }
  498. if (row.columns().length == 0) {
  499. var _col = row.addColumn(null, atBeginning);
  500. if (row.widgets().length > 0) {
  501. var _row = _col.addEmptyRow();
  502. row.widgets().forEach(function (widget) {
  503. _row.addWidget(widget);
  504. });
  505. if (row.widgets()[0].widgetType() == "fork-widget") {
  506. var _widgetsRow = self.getNextRow(row);
  507. var _joinRow = self.getNextRow(_widgetsRow);
  508. _col.rows.push(_widgetsRow);
  509. _col.rows.push(_joinRow);
  510. self.getRowParentColumn(row.id()).rows.remove(_widgetsRow);
  511. self.getRowParentColumn(row.id()).rows.remove(_joinRow);
  512. }
  513. row.widgets([]);
  514. }
  515. }
  516. var _col = row.addColumn(null, atBeginning);
  517. var _row = new Row([_w], self);
  518. _col.addRow(_row);
  519. if (_addForkAndJoin) {
  520. var _joinRow = _parentCol.addEmptyRow(false, _rowIdx + 2);
  521. var _id = UUID();
  522. var _join = new Widget({
  523. size: 12,
  524. id: _id,
  525. name: "join" + '-' + _id.slice(0, 4),
  526. widgetType: "join-widget",
  527. properties: {},
  528. offset: 0,
  529. loading: true,
  530. vm: self
  531. });
  532. _joinRow.widgets([_join]);
  533. self.currentlyCreatedFork = ko.mapping.toJS(_fork);
  534. self.currentlyCreatedJoin = ko.mapping.toJS(_join);
  535. }
  536. self.currentlyCreatingFork = true;
  537. return _w;
  538. }
  539. }
  540. self.removeWidget = function (widget_json) {
  541. self.workflow.removeNode(widget_json.id());
  542. self.removeWidgetById(widget_json.id());
  543. }
  544. self.removeWidgetById = function (widget_id) {
  545. $.each(self.columns(), function (i, col) {
  546. self.deeplyRemoveWidgetById(widget_id, col, self)
  547. });
  548. }
  549. self.deeplyRemoveWidgetById = function (widget_id, col, parent) {
  550. if (col) {
  551. $.each(col.rows(), function (j, row) {
  552. if (row && row.widgets()) {
  553. $.each(row.widgets(), function (z, widget) {
  554. if (widget.id() == widget_id) {
  555. row.widgets.remove(widget);
  556. col.rows.remove(row);
  557. }
  558. });
  559. }
  560. if (row && row.columns()) {
  561. $.each(row.columns(), function (i, icol) {
  562. self.deeplyRemoveWidgetById(widget_id, icol, row);
  563. });
  564. }
  565. });
  566. if (col.rows().length == 0) {
  567. parent.columns.remove(col);
  568. if (parent.columns().length > 1) {
  569. var _size = Math.max(1, Math.floor(12 / (parent.columns().length)));
  570. parent.columns().forEach(function (icol) {
  571. icol.size(_size);
  572. });
  573. }
  574. else {
  575. var _rows = parent.columns()[0].rows();
  576. var _parentRows = self.getRowParentColumn(parent.id()).rows;
  577. var _prevRowIdx = -1;
  578. for (var i = 0; i < _parentRows().length; i++) {
  579. if (_parentRows()[i].id() == parent.id()) {
  580. break;
  581. }
  582. _prevRowIdx = i;
  583. }
  584. if (_prevRowIdx > -1 && _parentRows()[_prevRowIdx].widgets().length > 0 && _parentRows()[_prevRowIdx].widgets()[0].widgetType() == "fork-widget") {
  585. _parentRows.remove(_parentRows()[_prevRowIdx]);
  586. _parentRows.remove(_parentRows()[_prevRowIdx + 1]);
  587. }
  588. for (var i = 0; i < _rows.length; i++) {
  589. if (i == 0) {
  590. parent.widgets(_rows[i].widgets());
  591. }
  592. else {
  593. _parentRows.push(_rows[i]);
  594. }
  595. }
  596. parent.columns([]);
  597. }
  598. }
  599. }
  600. }
  601. self.getWidgetRelative = function (widget_id, isPredecessor) {
  602. var _row = self.getWidgetParentRow(widget_id);
  603. var _col = self.getRowParentColumn(_row.id());
  604. var _nextRow = null;
  605. for (var i = 0; i < _col.rows().length; i++) {
  606. if (_col.rows()[i].id() == _row.id()) {
  607. if (!isPredecessor && _col.rows().length >= i + 1) {
  608. _nextRow = _col.rows()[i + 1];
  609. }
  610. break;
  611. }
  612. _nextRow = _col.rows()[i];
  613. }
  614. if (_nextRow != null) {
  615. return _nextRow.widgets()[0];
  616. }
  617. else {
  618. var _parentRow = self.getColumnParentRow(_col.id());
  619. if (_parentRow) {
  620. var _parentColumn = self.getRowParentColumn(_parentRow.id());
  621. var _nextParentRow = null;
  622. for (var i = 0; i < _parentColumn.rows().length; i++) {
  623. if (_parentColumn.rows()[i].id() == _parentRow.id()) {
  624. if (!isPredecessor && _parentColumn.rows().length >= i + 1) {
  625. _nextParentRow = _parentColumn.rows()[i + 1];
  626. }
  627. break;
  628. }
  629. _nextParentRow = _parentColumn.rows()[i];
  630. }
  631. if (_nextParentRow != null) {
  632. return _nextParentRow.widgets()[0];
  633. }
  634. }
  635. }
  636. return null;
  637. }
  638. self.getWidgetPredecessor = function (widget_id) {
  639. return self.getWidgetRelative(widget_id, true);
  640. }
  641. self.getWidgetSuccessor = function (widget_id) {
  642. return self.getWidgetRelative(widget_id, false);
  643. }
  644. self.isRowAfterFork = function (row) {
  645. var _parentColumn = self.getRowParentColumn(row.id());
  646. var _prevRow = null;
  647. for (var i = 0; i < _parentColumn.rows().length; i++) {
  648. var _currentRow = _parentColumn.rows()[i];
  649. if (_currentRow.id() == row.id()) {
  650. break;
  651. }
  652. _prevRow = _currentRow;
  653. }
  654. if (_prevRow != null) {
  655. return _prevRow.widgets().length > 0 && (_prevRow.widgets()[0].widgetType() == "fork-widget" || _prevRow.widgets()[0].widgetType() == "decision-widget");
  656. }
  657. return false;
  658. }
  659. self.isRowBeforeJoin = function (row) {
  660. return row.widgets().length > 0 && row.widgets()[0].widgetType() == "join-widget";
  661. }
  662. self.getNextRow = function (row) {
  663. var _parentColumn = self.getRowParentColumn(row.id());
  664. var _nextParentRow = null;
  665. for (var i = 0; i < _parentColumn.rows().length; i++) {
  666. if (_parentColumn.rows()[i].id() == row.id()) {
  667. if (_parentColumn.rows().length >= i + 1) {
  668. _nextParentRow = _parentColumn.rows()[i + 1];
  669. }
  670. break;
  671. }
  672. _nextParentRow = _parentColumn.rows()[i];
  673. }
  674. return _nextParentRow;
  675. }
  676. self.getPrevRow = function (row) {
  677. var _parentColumn = self.getRowParentColumn(row.id());
  678. var _prevParentRow = null;
  679. for (var i = 0; i < _parentColumn.rows().length; i++) {
  680. if (_parentColumn.rows()[i].id() == row.id()) {
  681. if (i > 0) {
  682. _prevParentRow = _parentColumn.rows()[i - 1];
  683. }
  684. break;
  685. }
  686. _prevParentRow = _parentColumn.rows()[i];
  687. }
  688. return _prevParentRow;
  689. }
  690. self.getWidgetParentRow = function (widget_id) {
  691. var _row = null;
  692. for (var i = 0; i < self.columns().length; i++) {
  693. _row = self.traverseColumnForWidget(widget_id, self.columns()[i]);
  694. if (_row != null) {
  695. break;
  696. }
  697. }
  698. return _row;
  699. }
  700. self.getRowParentColumn = function (row_id) {
  701. return self.traverseColumnForColumn(row_id, self.columns()[0], 0);
  702. }
  703. self.getColumnParentRow = function (col_id) {
  704. return self.traverseColumnForRow(col_id, self.columns()[0], 0);
  705. }
  706. self.getRowParentRow = function (row_id) {
  707. var _col = self.getRowParentColumn(row_id);
  708. if (_col != null) {
  709. return self.getColumnParentRow(_col.id());
  710. }
  711. }
  712. self.traverseColumnForColumn = function (row_id, col) {
  713. var _column = null;
  714. if (col) {
  715. for (var j = 0; j < col.rows().length; j++) {
  716. var row = col.rows()[j];
  717. for (var z = 0; z < row.columns().length; z++) {
  718. _column = self.traverseColumnForColumn(row_id, row.columns()[z]);
  719. if (_column != null) {
  720. return _column;
  721. }
  722. }
  723. if (row.id() == row_id) {
  724. _column = col;
  725. return _column;
  726. }
  727. }
  728. }
  729. return _column;
  730. }
  731. self.traverseColumnForRow = function (col_id, col) {
  732. var _row = null;
  733. if (col) {
  734. for (var j = 0; j < col.rows().length; j++) {
  735. var row = col.rows()[j];
  736. for (var z = 0; z < row.columns().length; z++) {
  737. var _col = row.columns()[z];
  738. if (_col.id() == col_id) {
  739. _row = row;
  740. }
  741. else {
  742. _row = self.traverseColumnForRow(col_id, _col);
  743. }
  744. if (_row != null) {
  745. return _row;
  746. }
  747. }
  748. }
  749. }
  750. return _row;
  751. }
  752. self.traverseColumnForWidget = function (widget_id, col) {
  753. var _row = null;
  754. if (col) {
  755. for (var j = 0; j < col.rows().length; j++) {
  756. var row = col.rows()[j];
  757. for (var z = 0; z < row.widgets().length; z++) {
  758. var widget = row.widgets()[z];
  759. if (widget.id() == widget_id) {
  760. _row = row;
  761. break;
  762. }
  763. }
  764. if (_row != null) {
  765. break;
  766. }
  767. for (var z = 0; z < row.columns().length; z++) {
  768. _row = self.traverseColumnForWidget(widget_id, row.columns()[z]);
  769. if (_row != null) {
  770. break;
  771. }
  772. }
  773. }
  774. }
  775. return _row;
  776. }
  777. self.convertToDecision = function (widget, node) {
  778. if (widget.widgetType() == "fork-widget") {
  779. var _row = self.getWidgetParentRow(widget.id());
  780. var _next = self.getNextRow(_row);
  781. while (_next.widgets().length == 0) {
  782. _next = self.getNextRow(_next);
  783. }
  784. // Remove the join
  785. self.workflow.removeNode(_next.widgets()[0].id());
  786. self.removeWidgetById(_next.widgets()[0].id());
  787. node.children.push({'to': '33430f0f-ebfa-c3ec-f237-3e77efa03d0a', 'condition': 'default'});
  788. widget.widgetType("decision-widget");
  789. node.type("decision-widget");
  790. var _newName = "decision-" + node.id().slice(0, 4);
  791. node.name(_newName);
  792. widget.name(_newName);
  793. $(document).trigger("drawArrows");
  794. }
  795. }
  796. self.save = function () {
  797. $.post("/oozie/editor/workflow/save/", {
  798. "layout": ko.mapping.toJSON(self.columns),
  799. "workflow": ko.mapping.toJSON(self.workflow)
  800. }, function (data) {
  801. if (data.status == 0) {
  802. self.workflow.id(data.id);
  803. $(document).trigger("info", data.message);
  804. if (window.location.search.indexOf("workflow") == -1) {
  805. window.location.hash = '#workflow=' + data.id;
  806. }
  807. }
  808. else {
  809. $(document).trigger("error", data.message);
  810. }
  811. }).fail(function (xhr, textStatus, errorThrown) {
  812. $(document).trigger("error", xhr.responseText);
  813. });
  814. };
  815. self.gen_xml = function () {
  816. $.post("/oozie/editor/workflow/gen_xml/", {
  817. "layout": ko.mapping.toJSON(self.columns),
  818. "workflow": ko.mapping.toJSON(self.workflow)
  819. }, function (data) {
  820. if (data.status == 0) {
  821. console.log(data.xml);
  822. }
  823. else {
  824. $(document).trigger("error", data.message);
  825. }
  826. }).fail(function (xhr, textStatus, errorThrown) {
  827. $(document).trigger("error", xhr.responseText);
  828. });
  829. };
  830. self.import_workflows = function () {
  831. $.post("/oozie/editor/workflow/import_workflows/", {
  832. }, function (data) {
  833. if (data.status == 0) {
  834. console.log(data.json);
  835. }
  836. else {
  837. $(document).trigger("error", data.message);
  838. }
  839. }).fail(function (xhr, textStatus, errorThrown) {
  840. $(document).trigger("error", xhr.responseText);
  841. });
  842. };
  843. self.showSubmitPopup = function () {
  844. // If self.workflow.id() == null, need to save wf for now
  845. $.get("/oozie/editor/workflow/submit/" + self.workflow.id(), {
  846. }, function (data) {
  847. $(document).trigger("showSubmitPopup", data);
  848. }).fail(function (xhr, textStatus, errorThrown) {
  849. $(document).trigger("error", xhr.responseText);
  850. });
  851. };
  852. function bareWidgetBuilder(name, type) {
  853. return new Widget({
  854. size: 12,
  855. id: "",
  856. name: name,
  857. widgetType: type
  858. });
  859. }
  860. self.draggableHiveAction = ko.observable(bareWidgetBuilder("Hive Script", "hive-widget"));
  861. self.draggableHive2Action = ko.observable(bareWidgetBuilder("HiveServer2 Script", "hive2-widget"));
  862. self.draggablePigAction = ko.observable(bareWidgetBuilder("Pig Script", "pig-widget"));
  863. self.draggableJavaAction = ko.observable(bareWidgetBuilder("Java program", "java-widget"));
  864. self.draggableMapReduceAction = ko.observable(bareWidgetBuilder("MapReduce job", "mapreduce-widget"));
  865. self.draggableSubworkflowAction = ko.observable(bareWidgetBuilder("Sub workflow", "subworkflow-widget"));
  866. self.draggableSqoopAction = ko.observable(bareWidgetBuilder("Sqoop 1", "sqoop-widget"));
  867. self.draggableShellAction = ko.observable(bareWidgetBuilder("Shell", "shell-widget"));
  868. self.draggableSshAction = ko.observable(bareWidgetBuilder("Ssh", "ssh-widget"));
  869. self.draggableFsAction = ko.observable(bareWidgetBuilder("HDFS Fs", "fs-widget"));
  870. self.draggableEmailAction = ko.observable(bareWidgetBuilder("Email", "email-widget"));
  871. self.draggableStreamingAction = ko.observable(bareWidgetBuilder("Streaming", "streaming-widget"));
  872. self.draggableDistCpAction = ko.observable(bareWidgetBuilder("Distcp", "distcp-widget"));
  873. self.draggableKillNode = ko.observable(bareWidgetBuilder("Kill", "kill-widget"));
  874. };
  875. function logGA(page) {
  876. if (typeof trackOnGA == 'function') {
  877. trackOnGA('oozie/editor/workflow' + page);
  878. }
  879. }