sdc-pubsub first commit 65/56865/2
authorIdan Amit <ia096e@intl.att.com>
Thu, 19 Jul 2018 09:05:50 +0000 (12:05 +0300)
committerIdan Amit <ia096e@intl.att.com>
Thu, 19 Jul 2018 10:30:34 +0000 (13:30 +0300)
Committed sdc-pubsub code for the first time to LF repo

Change-Id: I1e26f7fe8b2f1747169e3101e0705d1c89d3f56b
Issue-ID: SDC-1537
Signed-off-by: Idan Amit <ia096e@intl.att.com>
13 files changed:
.gitattributes [new file with mode: 0644]
.gitignore [new file with mode: 0644]
.gitreview [new file with mode: 0644]
.npmignore [new file with mode: 0644]
LICENSE.TXT [new file with mode: 0644]
README.md [new file with mode: 0644]
index.ts [new file with mode: 0644]
lib/base-pubsub.ts [new file with mode: 0644]
lib/plugin-pubsub.ts [new file with mode: 0644]
package.json [new file with mode: 0644]
tsconfig.json [new file with mode: 0644]
version.properties [new file with mode: 0644]
webpack.config.js [new file with mode: 0644]

diff --git a/.gitattributes b/.gitattributes
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+# Git will always convert line endings to LF on checkout. You should use this for files that must keep LF endings, even on Windows.
+text eol=lf
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diff --git a/.gitignore b/.gitignore
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+.idea/
+dist/
+node_modules/
+**/*.d.ts
+**/*.js.map
+**/*.js
+!webpack.config.js
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diff --git a/.gitreview b/.gitreview
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+[gerrit]
+host=gerrit.onap.org
+port=29418
+project=sdc-pubsub.git
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diff --git a/.npmignore b/.npmignore
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+**/*.ts
+!**/*.d.ts
+**/*.js.map
+node_modules/
+tsconfig.json
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diff --git a/LICENSE.TXT b/LICENSE.TXT
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+/*
+* ============LICENSE_START==========================================
+* ===================================================================
+* Copyright © 2018 AT&T Intellectual Property.
+* All rights reserved.
+* ===================================================================
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*        http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+* ============LICENSE_END============================================
+*/
diff --git a/README.md b/README.md
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+## sdc-pubsub
+
+sdc-pubsub [npm](https://www.npmjs.com/package/sdc-pubsub) package.
+
+### Installation
+
+Installing using npm:
+
+```
+npm install sdc-pubsub
+```
+
+### Loading It Up
+#### ES6
+```javascript
+import {PluginPubSub} from 'sdc-pubsub'
+```
+#### ES5
+
+```javascript
+var pluginPubSub = require('PluginPubSub')
+```
+
+### Usage
+#### Initialize a pubsub client
+```javascript
+//eventsClientId=<received from query params>
+//parentUrl=<received from query params>
+//eventsToWaitFor = [ “CHECK_IN” ]
+
+var client = new PluginPubSub('eventsClientId, parentUrl, eventsToWaitFor')
+```
+
+#### Notify about events
+```javascript
+client.notify(“READY”)
+```
+
+#### Register for an event
+```javascript
+client.on((eventData,event) => {
+      if(eventData.type == ”WINDOW_OUT”) {
+                            //do logic
+       }
+   }
+)
+```
+
+### Dependencies
+
+* None.
+
+### Tests
+
+None.
+
+### Authors
+
+* Idan Amit: [https://wiki.onap.org/display/~idanamit](hhttps://wiki.onap.org/display/~idanamit)
+
+
+### Links
+
+sdc onap wiki [https://wiki.onap.org/x/_TX0](https://wiki.onap.org/x/_TX0)
+
+### License
+
+Copyright 2018 AT&T, Inc.
+
+Licensed under the Apache License, Version 2.0: http://www.apache.org/licenses/LICENSE-2.0
diff --git a/index.ts b/index.ts
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+import { BasePubSub, IPubSubEvent, ISubscriber } from './lib/base-pubsub';
+import { PluginPubSub } from './lib/plugin-pubsub';
+
+export { BasePubSub, PluginPubSub, IPubSubEvent, ISubscriber };
diff --git a/lib/base-pubsub.ts b/lib/base-pubsub.ts
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+declare const window: Window;
+
+export class BasePubSub {
+
+    subscribers: Map<string, ISubscriber>;
+    eventsCallbacks: Array<Function>;
+    clientId: string;
+    eventsToWait: Map<string, Array<string>>;
+    lastEventNotified: string;
+
+    constructor(pluginId: string) {
+        this.subscribers = new Map<string, ISubscriber>();
+        this.eventsCallbacks = [];
+        this.eventsToWait = new Map<string, Array<string>>();
+        this.clientId = pluginId;
+        this.lastEventNotified = "";
+        this.onMessage = this.onMessage.bind(this);
+
+        window.addEventListener("message", this.onMessage);
+    }
+
+    public register(subscriberId: string, subscriberWindow: Window, subscriberUrl: string) {
+        const subscriber = {
+            window: subscriberWindow,
+            locationUrl: subscriberUrl || subscriberWindow.location.href
+        } as ISubscriber;
+
+        this.subscribers.set(subscriberId, subscriber);
+    }
+
+    public unregister(subscriberId: string) {
+        this.subscribers.delete(subscriberId);
+    }
+
+    public on(callback: Function) {
+        let functionExists = this.eventsCallbacks.find((func: Function) => {
+            return callback.toString() == func.toString()
+        });
+
+        if (!functionExists) {
+            this.eventsCallbacks.push(callback);
+        }
+    }
+
+    public off(callback: Function) {
+        let index = this.eventsCallbacks.indexOf(callback);
+        this.eventsCallbacks.splice(index, 1)
+    }
+
+    public notify(eventType:string, eventData?:any) {
+        let eventObj = {
+            type: eventType,
+            data: eventData,
+            originId: this.clientId
+        } as IPubSubEvent;
+
+        this.subscribers.forEach( (subscriber: ISubscriber, subscriberId: string) => {
+            subscriber.window.postMessage(eventObj, subscriber.locationUrl);
+        });
+
+        this.lastEventNotified = eventType;
+
+        return {
+            subscribe: function(callbackFn) {
+
+                if(this.subscribers.size !== 0) {
+                    let subscribersToNotify = Array.from(this.subscribers.keys());
+
+                    const checkNotifyComplete = (subscriberId: string) => {
+
+                        let index = subscribersToNotify.indexOf(subscriberId);
+                        subscribersToNotify.splice(index, 1);
+
+                        if (subscribersToNotify.length === 0) {
+                            callbackFn();
+                        }
+                    };
+
+                    this.subscribers.forEach((subscriber: ISubscriber, subscriberId: string) => {
+                        if (this.eventsToWait.has(subscriberId) && this.eventsToWait.get(subscriberId).indexOf(eventType) !== -1) {
+
+                            const actionCompletedFunction = (eventData, subId = subscriberId) => {
+                                if (eventData.type == "ACTION_COMPLETED") {
+                                    checkNotifyComplete(subId);
+                                }
+                                this.off(actionCompletedFunction);
+
+                            };
+                            this.on(actionCompletedFunction);
+                        }
+                        else {
+                            checkNotifyComplete(subscriberId);
+                        }
+                    });
+                }
+                else {
+                    callbackFn();
+                }
+            }.bind(this)
+        }
+    }
+
+    public isWaitingForEvent(eventName: string) : boolean {
+        return Array.from(this.eventsToWait.values()).some((eventsList: Array<string>) =>
+            eventsList.indexOf(eventName) !== -1
+        );
+    }
+
+    protected onMessage(event: any) {
+        if (this.subscribers.has(event.data.originId)) {
+            this.eventsCallbacks.forEach((callback: Function) => {
+                callback(event.data, event);
+            })
+        }
+    }
+}
+
+export interface IPubSubEvent {
+    type: string;
+    originId: string;
+    data: any;
+}
+
+export interface ISubscriber {
+    window: Window;
+    locationUrl: string;
+}
diff --git a/lib/plugin-pubsub.ts b/lib/plugin-pubsub.ts
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+import {BasePubSub} from "./base-pubsub";
+
+declare const window: Window;
+
+export class PluginPubSub extends BasePubSub {
+
+    constructor(pluginId: string, parentUrl: string, eventsToWait?: Array<string>) {
+        super(pluginId);
+        this.register('sdc-hub', window.parent, parentUrl);
+        this.subscribe(eventsToWait);
+    }
+
+    public subscribe(eventsToWait?: Array<string>) {
+        const registerData = {
+            pluginId: this.clientId,
+            eventsToWait: eventsToWait || []
+        };
+
+        this.notify('PLUGIN_REGISTER', registerData);
+    }
+
+    public unsubscribe() {
+        const unregisterData = {
+            pluginId: this.clientId
+        };
+
+        this.notify('PLUGIN_UNREGISTER', unregisterData);
+    }
+}
diff --git a/package.json b/package.json
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+{
+  "name": "sdc-pubsub",
+  "version": "1.0.15",
+  "description": "Publish Subscribe library using post message for sdc plugins",
+  "main": "index.js",
+  "author": "Idan Amit",
+  "license": "Apache-2.0",
+  "scripts": {
+    "clean": "rimraf dist && rimraf lib",
+    "build": "webpack --mode development"
+  },
+  "keywords": [
+    "sdc",
+    "pubsub",
+    "sdc-pubsub",
+    "onap"
+  ],
+  "devDependencies": {
+    "awesome-typescript-loader": "^3.1.3",
+    "typescript": "2.7.2",
+    "webpack": "4.12.0",
+    "webpack-cli": "^3.1.0",
+    "rimraf": "^2.6.2"
+  }
+}
diff --git a/tsconfig.json b/tsconfig.json
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+{
+  "compilerOptions": {
+    "moduleResolution": "node",
+    "module": "commonjs",
+    "target": "es5",
+    "lib": [ "es2015", "dom" ],
+    "allowSyntheticDefaultImports": true,
+    "suppressImplicitAnyIndexErrors": true,
+    "forceConsistentCasingInFileNames": true,
+    "sourceMap": true,
+    "declaration": true
+  },
+  "files": [
+    "./index.ts"
+  ],
+  "compileOnSave": false,
+  "buildOnSave": false
+}
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diff --git a/version.properties b/version.properties
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+###########################################################
+# Versioning variables
+# Note that these variables cannot be structured (e.g. : version.release or version.snapshot etc... )
+# because they are used in Jenkins, whose plug-in doesn't support
+
+major=1
+minor=0
+patch=14
+
+base_version=${major}.${minor}.${patch}
+
+release_version=${base_version}
+snapshot_version=${base_version}-SNAPSHOT
diff --git a/webpack.config.js b/webpack.config.js
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+var path = require("path");
+var webpack = require("webpack");
+var UglifyJsPlugin = require("uglifyjs-webpack-plugin");
+
+var PATHS = {
+  entryPoint: path.resolve(__dirname, 'index.ts'),
+  bundles: path.resolve(__dirname, 'dist'),
+}
+
+var config = {
+  // These are the entry point of our library. We tell webpack to use
+  // the name we assign later, when creating the bundle. We also use
+  // the name to filter the second entry point for applying code
+  // minification via UglifyJS
+  entry: {
+    'sdc-pubsub': [PATHS.entryPoint],
+    'sdc-pubsub.min': [PATHS.entryPoint]
+  },
+  // The output defines how and where we want the bundles. The special
+  // value `[name]` in `filename` tell Webpack to use the name we defined above.
+  // We target a UMD and name it MyLib. When including the bundle in the browser
+  // it will be accessible at `window.MyLib`
+  output: {
+    path: PATHS.bundles,
+    filename: '[name].js',
+    libraryTarget: 'umd',
+    library: 'sdcPubSub',
+    umdNamedDefine: true
+  },
+  // Add resolve for `tsx` and `ts` files, otherwise Webpack would
+  // only look for common JavaScript file extension (.js)
+  resolve: {
+    extensions: ['.ts', '.js']
+  },
+  // Activate source maps for the bundles in order to preserve the original
+  // source when the user debugs the application
+  devtool: 'source-map',
+  plugins: [
+    // Apply minification only on the second bundle by
+    // using a RegEx on the name, which must end with `.min.js`
+    // NB: Remember to activate sourceMaps in UglifyJsPlugin
+    // since they are disabled by default!
+    new UglifyJsPlugin({
+      sourceMap: true,
+      include: /\.min\.js$/,
+    })
+  ],
+  module: {
+    // Webpack doesn't understand TypeScript files and a loader is needed.
+    // `node_modules` folder is excluded in order to prevent problems with
+    // the library dependencies, as well as `__tests__` folders that
+    // contain the tests for the library
+    rules: [
+      {
+        test: /\.ts?$/,
+        use: [
+          {
+            loader: 'awesome-typescript-loader',
+            options: {
+              configFileName: 'tsconfig.json'
+            }
+          }
+        ]
+    }]
+  }
+}
+
+module.exports = config;
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