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Merge branch 'dev' to release WDC 2.1
# Conflicts: # README.md # Simulator/tests/unit/components.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| <!DOCTYPE html> | ||
| <html> | ||
| <head> | ||
| <meta charset="utf-8"> | ||
| <title>Standard Connections Placeholder Example</title> | ||
| <!-- In order to use promises, like this example, you will need to include this polyfill to add promises | ||
| functionality to the built in Tableau WDC browser (it does not have ES6 functionality by default) --> | ||
| <script src="https://www.promisejs.org/polyfills/promise-7.0.4.min.js"></script> | ||
| <script src="https://connectors.tableau.com/libs/tableauwdc-2.1.1.js" type="text/javascript"></script> | ||
| <script src="../js/StandardConnectionsExample.js"></script> | ||
| <style> | ||
| * { | ||
| padding: 0px; | ||
| margin: 0px; | ||
| font-family: Arial, sans-serif; | ||
| color: #1c1c1c; | ||
| } | ||
| body { | ||
| background-color: #f5f5f5; | ||
| text-align: center; | ||
| } | ||
| h1 { | ||
| margin-top: 30px; | ||
| font-weight: normal; | ||
| margin-bottom: 15px; | ||
| } | ||
| p { | ||
| margin-bottom: 15px; | ||
| line-height: 1.4; | ||
| } | ||
| button { | ||
| padding: 6px 12px; | ||
| background-color: #5cb85c; | ||
| border: 2px solid #4cae4c; | ||
| color: white; | ||
| border-radius: 4px; | ||
| margin: 0 auto; | ||
| font-size: 1.2em; | ||
| transition: background-color .4s, border-color .4s; | ||
| } | ||
| button:hover{ | ||
| cursor: pointer; | ||
| background-color: #3c9e3c; | ||
| border-color: #3c9e3c; | ||
| } | ||
| </style> | ||
| </head> | ||
| <body> | ||
| <h1>JSON Placeholder Web Data Connector <br> Standard Connections</h1> | ||
| <p>Example Web Data Connector demonstrating the Standard Connections feature <br>using the <a href="http://jsonplaceholder.typicode.com/">JSON Placeholder REST service</a>.</p> | ||
| <button id="submitButton" onclick="send()">Get Data</button> | ||
| </body> | ||
| </html> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| // Example of Standard Connections in Web Data Connectors using JSONPlaceholder JSON endpoints | ||
| // Tableau 10.1 - WDC API v2.1 | ||
|
|
||
| // Define our Web Data Connector | ||
| (function(){ | ||
| var myConnector = tableau.makeConnector(); | ||
| myConnector.getSchema = function(schemaCallback) { | ||
| // Create a promise to get our Standard Connections List from a JSON file. This increases code readability since we | ||
| // no longer need to define the lengthy object within our javascript itself. | ||
| var standardConnections = new Promise(function(resolve, reject) { | ||
| loadJSON("StandardConnectionsData", function(json) { | ||
| var obj = JSON.parse(json); | ||
| var connectionList = []; | ||
| for (var connection in obj.connections) { | ||
| connectionList.push(obj.connections[connection]); | ||
| } | ||
| resolve(connectionList); | ||
| }, true); | ||
| }); | ||
| // Create a promise to get our table schema info as well, just like above | ||
| var tables = new Promise(function(resolve, reject) { | ||
| loadJSON("StandardConnectionsTableInfoData", function(json) { | ||
| var obj = JSON.parse(json); | ||
| var tableList = []; | ||
| for (var table in obj.tables) { | ||
| tableList.push(obj.tables[table]); | ||
| } | ||
| resolve(tableList); | ||
| }, true); | ||
| }); | ||
| // Once all our promises are resolved, we can call the schemaCallback to send this info to Tableau | ||
| Promise.all([tables, standardConnections]).then(function(data) { | ||
| schemaCallback(data[0], data[1]); | ||
| }); | ||
| } | ||
|
|
||
| myConnector.getData = function(table, doneCallback) { | ||
| // Load our data from the API. Multiple tables for WDC work by calling getData multiple times with a different id | ||
| // so we want to make sure we are getting the correct table data per getData call | ||
| loadJSON(table.tableInfo.id, function(data) { | ||
| var obj = JSON.parse(data); | ||
| var tableData = []; | ||
| // Iterate through the data and build our table | ||
| for (var i = 0; i < obj.length; i++) { | ||
| tableEntry = {}; | ||
| var ref = obj[i]; | ||
| // We can use this handy shortcut because our JSON column names match our schema's column names perfectly | ||
| Object.getOwnPropertyNames(ref).forEach(function(val, idx, array){ | ||
| // Handle specific cases by checking the name of the property | ||
| switch(val) { | ||
| case "address": | ||
| tableEntry.lat = ref[val].geo.lat; | ||
| tableEntry.lng = ref[val].geo.lng; | ||
| tableEntry.zipcode = ref[val].zipcode; | ||
| break; | ||
| case "company": | ||
| tableEntry.companyname = ref[val].name; | ||
| tableEntry.catchPhrase = ref[val].catchPhrase; | ||
| tableEntry.bs = ref[val].bs; | ||
| break; | ||
| default: | ||
| tableEntry[val] = ref[val]; | ||
| } | ||
| }); | ||
| tableData.push(tableEntry); | ||
| } | ||
| // Once we have all the data parsed, we send it to the Tableau table object | ||
| table.appendRows(tableData); | ||
| doneCallback(); | ||
| }); | ||
| } | ||
| tableau.registerConnector(myConnector); | ||
| })(); | ||
|
|
||
|
|
||
| // Helper function that loads a json and a callback to call once that file is loaded | ||
|
|
||
| function loadJSON(path, cb, isLocal) { | ||
| var obj = new XMLHttpRequest(); | ||
| obj.overrideMimeType("application/json"); | ||
| if(isLocal) { | ||
| obj.open("GET", "../json/" + path + ".json", true); | ||
| } | ||
| else { | ||
| obj.open("GET", "https://crossorigin.me/http://jsonplaceholder.typicode.com/" + path, true); | ||
| } | ||
| obj.onreadystatechange = function() { | ||
| if (obj.readyState == 4 && obj.status == "200"){ | ||
| cb(obj.responseText); | ||
| } | ||
| } | ||
| obj.send(null); | ||
| } | ||
|
|
||
| function send() { | ||
| tableau.submit(); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,140 @@ | ||
| { | ||
| "connections" : [ | ||
| { | ||
| "alias" : "User and Their Photos", | ||
| "tables" : [ | ||
| { "id" : "users", | ||
| "alias" : "Users" }, | ||
| { "id" : "albums", | ||
| "alias" : "Albums" }, | ||
| { "id" : "photos", | ||
| "alias" : "Photos" } | ||
| ], | ||
| "joins" : [ | ||
| { | ||
| "left" : { | ||
| "tableAlias" : "Users", | ||
| "columnId" : "id" | ||
| }, | ||
| "right" : { | ||
| "tableAlias" : "Albums", | ||
| "columnId" : "userId" | ||
| }, | ||
| "joinType" : "inner" | ||
| },{ | ||
| "left" : { | ||
| "tableAlias" : "Albums", | ||
| "columnId" : "id" | ||
| }, | ||
| "right" : { | ||
| "tableAlias" : "Photos", | ||
| "columnId" : "albumId" | ||
| }, | ||
| "joinType" : "inner" | ||
| } | ||
| ] | ||
| },{ | ||
| "alias" : "Comments on User's Posts", | ||
| "tables" : [ | ||
| { "id" : "users", | ||
| "alias" : "Users" }, | ||
| { "id" : "posts", | ||
| "alias" : "Posts" }, | ||
| { "id" : "comments", | ||
| "alias" : "Comments" } | ||
| ], | ||
| "joins" : [ | ||
| { | ||
| "left" : { | ||
| "tableAlias" : "Users", | ||
| "columnId" : "id" | ||
| }, | ||
| "right" : { | ||
| "tableAlias" : "Posts", | ||
| "columnId" : "userId" | ||
| }, | ||
| "joinType" : "inner" | ||
| },{ | ||
| "left" : { | ||
| "tableAlias" : "Posts", | ||
| "columnId" : "id" | ||
| }, | ||
| "right" : { | ||
| "tableAlias" : "Comments", | ||
| "columnId" : "postId" | ||
| }, | ||
| "joinType" : "inner" | ||
| } | ||
| ] | ||
| },{ | ||
| "alias" : "Complete Data Joins", | ||
| "tables" : [ | ||
| { "id" : "users", | ||
| "alias" : "Users" }, | ||
| { "id" : "albums", | ||
| "alias" : "Albums" }, | ||
| { "id" : "photos", | ||
| "alias" : "Photos" }, | ||
| { "id" : "posts", | ||
| "alias" : "Posts" }, | ||
| { "id" : "comments", | ||
| "alias" : "Comments" }, | ||
| { "id" : "todos", | ||
| "alias" : "Todos" } | ||
| ], | ||
| "joins" : [ | ||
| { | ||
| "left" : { | ||
| "tableAlias" : "Users", | ||
| "columnId" : "id" | ||
| }, | ||
| "right" : { | ||
| "tableAlias" : "Albums", | ||
| "columnId" : "userId" | ||
| }, | ||
| "joinType" : "inner" | ||
| },{ | ||
| "left" : { | ||
| "tableAlias" : "Albums", | ||
| "columnId" : "id" | ||
| }, | ||
| "right" : { | ||
| "tableAlias" : "Photos", | ||
| "columnId" : "albumId" | ||
| }, | ||
| "joinType" : "inner" | ||
| },{ | ||
| "left" : { | ||
| "tableAlias" : "Users", | ||
| "columnId" : "id" | ||
| }, | ||
| "right" : { | ||
| "tableAlias" : "Posts", | ||
| "columnId" : "userId" | ||
| }, | ||
| "joinType" : "inner" | ||
| },{ | ||
| "left" : { | ||
| "tableAlias" : "Posts", | ||
| "columnId" : "id" | ||
| }, | ||
| "right" : { | ||
| "tableAlias" : "Comments", | ||
| "columnId" : "postId" | ||
| }, | ||
| "joinType" : "inner" | ||
| },{ | ||
| "left" : { | ||
| "tableAlias" : "Users", | ||
| "columnId" : "id" | ||
| }, | ||
| "right" : { | ||
| "tableAlias" : "Todos", | ||
| "columnId" : "userId" | ||
| }, | ||
| "joinType" : "inner" | ||
| } | ||
| ] | ||
| } | ||
| ] | ||
| } |
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