[英]Upload images to twitter API from node.js
我正在嘗試將圖像發布到twitter api v1.1上,我已經嘗試了幾乎所有示例,但似乎沒有任何內容可以發布。 包括使用Oauth在Node.js中將圖像發布到Twitter
我正在使用那里提到的oauth庫,還有jsOauth,我認為我會根據https://gist.github.com/lukaszkorecki/1038408進行嘗試
沒有任何工作,在這一點上我開始對我是否可以做到這一點失去希望。
function postStatusWithMedia(status, file) {
var err = new Object();
if(fs.existsSync(file) === false) {
err.message = "File not found :(";
parseTwitterError(err);
} else {
var oauth = OAuth(options = {
"consumerKey": consumer_key,
"consumerSecret": consumer_secret,
"accessTokenKey": access_token,
"accessTokenSecret": access_token_secret
});
callbacks = {
onSuccess : function() {
console.log('upload worked!')
},
onFailure : function() {
console.log('upload failed!');
console.dir(arguments);
}
},
uploadData = {
'status' : status,
'media' : Base64.encode(fs.readFileSync(file))
};
oauth.post('https://api.twitter.com/1.1/statuses/update_with_media.json',uploadData, callbacks.onSuccess, callbacks.onFailure);
return false;
}
}
如果無法完成,請解釋一下原因嗎? 否則,任何可以引導我朝正確方向發展的事情都會很棒。
var fs = require('fs');
var request = require('request');
var FormData = require('form-data');
var utf8 = require('utf8');
// Encode in UTF-8
status = utf8.encode(status);
var form = new FormData();
form.append('status', status)
form.append('media[]', fs.createReadStream(file));
// Twitter OAuth
form.getLength(function(err, length){
if (err) {
return requestCallback(err);
}
var oauth = {
consumer_key: consumer_key,
consumer_secret: consumer_secret,
token: access_token,
token_secret: access_token_secret
};
var r = request.post({url:"https://api.twitter.com/1.1/statuses/update_with_media.json", oauth:oauth, host: "api.twitter.com", protocol: "https:"}, requestCallback);
r._form = form;
r.setHeader('content-length', length);
});
function requestCallback(err, res, body) {
if(err) {
throw err;
} else {
console.log("Tweet and Image uploaded successfully!");
}
}
我最終使用request
和node-form-data
手動構造了一個multipart / form-data請求,並將其與狀態請求一起發送, utf8
用於將狀態編碼為UTF-8,未這樣做會導致“ <3”問題和其他字符。
我尚未測試過這些代碼。它來自我的同事。請確保代碼正在運行。 也許這會有所幫助。
//twitter_update_with_media.js
(function() {
var fs, path, request, twitter_update_with_media;
fs = require('fs');
path = require('path');
request = require('request');
twitter_update_with_media = (function() {
function twitter_update_with_media(auth_settings) {
this.auth_settings = auth_settings;
this.api_url = 'https://api.twitter.com/1.1/statuses/update_with_media.json';
}
twitter_update_with_media.prototype.post = function(status, imageUrl, callback) {
var form, r;
r = request.post(this.api_url, {
oauth: this.auth_settings
}, callback);
form = r.form();
form.append('status', status);
return form.append('media[]', request(imageUrl));
};
return twitter_update_with_media;
})();
module.exports = twitter_update_with_media;
}).call(this);
下一個文件//upload_to_twitter.js
var tuwm = new twitter_update_with_media({
consumer_key: TWITTER_OAUTH_KEY,
consumer_secret: TWITTER_OAUTH_SECRET,
token: access[0],
token_secret: access[1]
});
media_picture.picture = imageURL;
if (media_picture.picture) {
console.log('with media upload');
request.head(media_picture.picture,
function (error, response, body) {
if (!error && response.statusCode == 200) {
var image_size = response.headers['content-length'];
if (image_size > 2000000) { // 2mb max upload limit
console.log('greater than 2mb');
sendMessageWithoutImage(err, req, res, next, twit, wallpost, access);
} else {
console.log('less than 2mb');
console.log('twitter text', content);
tuwm.post(content, media_picture.picture, function(err, response) {
if (err) {
console.log('error', err);
return next(err);
}
error_parse = JSON.parse(response.body);
console.log('with media response', response.body);
if (error_parse.errors) {
console.log('have errors', error_parse);
res.json({
status: 500,
info: error_parse.errors[0].code + ' ' + error_parse.errors[0].message
});
} else {
res.json({
status: 200,
info: "OK",
id: response.id
});
}
});
}
}
});
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