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Adding location support to Twitter
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@ -32,6 +32,34 @@ module.exports = function(RED) {
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}
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}
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});
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});
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/**
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* Populate msg.location based on data found in msg.tweet.
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*/
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function addLocationToTweet(msg) {
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if(msg.tweet) {
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if(msg.tweet.geo) { // if geo is set, always set location from geo
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if(msg.tweet.geo.coordinates && msg.tweet.geo.coordinates.length === 2) {
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if(!msg.location) {
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msg.location = {};
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}
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// coordinates[0] is lat, coordinates[1] is lon
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msg.location.lat = msg.tweet.geo.coordinates[0];
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msg.location.lon = msg.tweet.geo.coordinates[1];
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}
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} else if(msg.tweet.coordinates) { // otherwise attempt go get it from coordinates
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if(msg.tweet.coordinates.coordinates && msg.tweet.coordinates.coordinates.length === 2) {
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if(!msg.location) {
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msg.location = {};
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}
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// WARNING! coordinates[1] is lat, coordinates[0] is lon!!!
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msg.location.lat = msg.tweet.coordinates.coordinates[1];
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msg.location.lon = msg.tweet.coordinates.coordinates[0];
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}
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} // if none of these found then just do nothing
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} // if no msg.tweet then just do nothing
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}
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function TwitterInNode(n) {
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function TwitterInNode(n) {
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RED.nodes.createNode(this,n);
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RED.nodes.createNode(this,n);
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this.active = true;
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this.active = true;
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@ -95,6 +123,7 @@ module.exports = function(RED) {
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var la = tweet.lang || tweet.user.lang;
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var la = tweet.lang || tweet.user.lang;
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//console.log(tweet.user.location,"=>",tweet.user.screen_name,"=>",pay);
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//console.log(tweet.user.location,"=>",tweet.user.screen_name,"=>",pay);
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var msg = { topic:node.topic+"/"+tweet.user.screen_name, payload:tweet.text, location:where, lang:la, tweet:tweet };
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var msg = { topic:node.topic+"/"+tweet.user.screen_name, payload:tweet.text, location:where, lang:la, tweet:tweet };
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addLocationToTweet(msg);
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node.send(msg);
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node.send(msg);
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if (t == 0) {
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if (t == 0) {
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node.since_ids[u] = tweet.id_str;
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node.since_ids[u] = tweet.id_str;
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@ -135,6 +164,7 @@ module.exports = function(RED) {
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for (var t=cb.length-1;t>=0;t-=1) {
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for (var t=cb.length-1;t>=0;t-=1) {
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var tweet = cb[t];
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var tweet = cb[t];
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var msg = { topic:node.topic+"/"+tweet.sender.screen_name, payload:tweet.text, tweet:tweet };
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var msg = { topic:node.topic+"/"+tweet.sender.screen_name, payload:tweet.text, tweet:tweet };
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addLocationToTweet(msg);
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node.send(msg);
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node.send(msg);
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if (t == 0) {
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if (t == 0) {
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node.since_id = tweet.id_str;
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node.since_id = tweet.id_str;
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@ -178,6 +208,7 @@ module.exports = function(RED) {
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var la = tweet.lang || tweet.user.lang;
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var la = tweet.lang || tweet.user.lang;
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//console.log(tweet.user.location,"=>",tweet.user.screen_name,"=>",pay);
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//console.log(tweet.user.location,"=>",tweet.user.screen_name,"=>",pay);
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var msg = { topic:node.topic+"/"+tweet.user.screen_name, payload:tweet.text, location:where, lang:la, tweet:tweet };
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var msg = { topic:node.topic+"/"+tweet.user.screen_name, payload:tweet.text, location:where, lang:la, tweet:tweet };
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addLocationToTweet(msg);
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node.send(msg);
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node.send(msg);
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}
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}
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});
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});
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