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PubNub Sentiment Analysis with IBM Watson
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<!doctype html> | |
<html> | |
<head> | |
<script src="https://cdn.pubnub.com/sdk/javascript/pubnub.4.5.0.js"></script> | |
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.5.8/angular.min.js"></script> | |
<script src="https://cdn.pubnub.com/sdk/pubnub-angular/pubnub-angular-4.0.2.js"></script> | |
<script src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.js"></script> | |
<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.2/css/bootstrap.min.css" /> | |
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.6.3/css/font-awesome.min.css" /> | |
</head> | |
<body> | |
<div class="container" ng-app="PubNubAngularApp" ng-controller="MyTextCtrl"> | |
<pre> | |
NOTE: make sure to update the PubNub keys below with your keys, | |
and ensure that the sentiment analysis BLOCK is configured properly! | |
</pre> | |
<h3>MyText Sentiment Analysis</h3> | |
<input ng-model="toSend" /> | |
<input type="button" ng-click="publish()" value="Send!" /> | |
<br /><br /> | |
<ul> | |
<li ng-repeat="message in messages track by $index"> | |
text: {{message.text}} | |
<br /> | |
sentiment: <span ng-bind-html="to_trusted(emote(message.sentiment_type))"></span> (score: {{message.sentiment_score}}) | |
</li> | |
</ul> | |
</div> | |
<script> | |
angular.module('PubNubAngularApp', ["pubnub.angular.service"]) | |
.controller('MyTextCtrl', function($rootScope, $scope, $sce, Pubnub) { | |
$scope.messages = []; | |
$scope.msgChannel = 'group-sentiment-analysis-channel'; | |
if (!$rootScope.initialized) { | |
Pubnub.init({ | |
publishKey: 'YOUR_PUB_KEY', | |
subscribeKey: 'YOUR_SUB_KEY', | |
ssl:true | |
}); | |
$rootScope.initialized = true; | |
} | |
var msgCallback = function(payload) { | |
$scope.$apply(function() { | |
$scope.messages.push(payload); | |
}); | |
}; | |
$scope.publish = function() { | |
Pubnub.publish({ | |
channel: $scope.msgChannel, | |
message: {text:$scope.toSend} | |
}); | |
$scope.toSend = ""; | |
}; | |
$scope.emote = function(type) { | |
if (type === 'positive') { | |
return '<i class="fa fa-smile-o" aria-hidden="true"></i>'; | |
} else if (type === 'negative') { | |
return '<i class="fa fa-frown-o" aria-hidden="true"></i>'; | |
} else { | |
return '<i class="fa fa-meh-o" aria-hidden="true"></i>'; | |
} | |
}; | |
$scope.to_trusted = function(html_code) { | |
return $sce.trustAsHtml(html_code); | |
}; | |
Pubnub.subscribe({ channels: [$scope.msgChannel] }); | |
Pubnub.addListener({ message: msgCallback }); | |
}); | |
</script> | |
</body> | |
</html> |
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