Adding location support to Twitter

This commit is contained in:
zobalogh 2014-11-05 11:56:34 +00:00
parent bdb46cbbe4
commit 11a29b4633
1 changed files with 31 additions and 0 deletions

View File

@ -31,6 +31,34 @@ module.exports = function(RED) {
access_token_secret: {type:"password"}
}
});
/**
* Populate msg.location based on data found in msg.tweet.
*/
function addLocationToTweet(msg) {
if(msg.tweet) {
if(msg.tweet.geo) { // if geo is set, always set location from geo
if(msg.tweet.geo.coordinates && msg.tweet.geo.coordinates.length === 2) {
if(!msg.location) {
msg.location = {};
}
// coordinates[0] is lat, coordinates[1] is lon
msg.location.lat = msg.tweet.geo.coordinates[0];
msg.location.lon = msg.tweet.geo.coordinates[1];
}
} else if(msg.tweet.coordinates) { // otherwise attempt go get it from coordinates
if(msg.tweet.coordinates.coordinates && msg.tweet.coordinates.coordinates.length === 2) {
if(!msg.location) {
msg.location = {};
}
// WARNING! coordinates[1] is lat, coordinates[0] is lon!!!
msg.location.lat = msg.tweet.coordinates.coordinates[1];
msg.location.lon = msg.tweet.coordinates.coordinates[0];
}
} // if none of these found then just do nothing
} // if no msg.tweet then just do nothing
}
function TwitterInNode(n) {
RED.nodes.createNode(this,n);
@ -95,6 +123,7 @@ module.exports = function(RED) {
var la = tweet.lang || tweet.user.lang;
//console.log(tweet.user.location,"=>",tweet.user.screen_name,"=>",pay);
var msg = { topic:node.topic+"/"+tweet.user.screen_name, payload:tweet.text, location:where, lang:la, tweet:tweet };
addLocationToTweet(msg);
node.send(msg);
if (t == 0) {
node.since_ids[u] = tweet.id_str;
@ -135,6 +164,7 @@ module.exports = function(RED) {
for (var t=cb.length-1;t>=0;t-=1) {
var tweet = cb[t];
var msg = { topic:node.topic+"/"+tweet.sender.screen_name, payload:tweet.text, tweet:tweet };
addLocationToTweet(msg);
node.send(msg);
if (t == 0) {
node.since_id = tweet.id_str;
@ -178,6 +208,7 @@ module.exports = function(RED) {
var la = tweet.lang || tweet.user.lang;
//console.log(tweet.user.location,"=>",tweet.user.screen_name,"=>",pay);
var msg = { topic:node.topic+"/"+tweet.user.screen_name, payload:tweet.text, location:where, lang:la, tweet:tweet };
addLocationToTweet(msg);
node.send(msg);
}
});