monero-gui/tabs/TweetsModel.qml
2016-06-21 11:58:06 +03:00

113 lines
4.6 KiB
QML

// Copyright (c) 2014-2015, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import QtQuick 2.2
import "tweetSearch.js" as Helper
Item {
id: wrapper
// Insert valid consumer key and secret tokens below
// See https://dev.twitter.com/apps
//! [auth tokens]
property string tweetsMaxCount: "20"
property string consumerKey : ""
property string consumerSecret : ""
//! [auth tokens]
property string bearerToken : ""
property variant model: tweets
property string from : ""
property string phrase : ""
property int status: XMLHttpRequest.UNSENT
property bool isLoading: status === XMLHttpRequest.LOADING
property bool wasLoading: false
signal isLoaded
ListModel { id: tweets }
function encodePhrase(x) { return encodeURIComponent(x); }
function reload() {
tweets.clear()
if (from == "" && phrase == "")
return;
//! [requesting]
var req = new XMLHttpRequest;
req.open("GET", "https://api.twitter.com/1.1/search/tweets.json?from=" + from +
"&count=" + tweetsMaxCount + "&q=" + encodePhrase(phrase));
req.setRequestHeader("Authorization", "Bearer " + bearerToken);
req.onreadystatechange = function() {
status = req.readyState;
if (status === XMLHttpRequest.DONE) {
var objectArray = JSON.parse(req.responseText);
if (objectArray.errors !== undefined)
console.log("Error fetching tweets: " + objectArray.errors[0].message)
else {
for (var key in objectArray.statuses) {
var jsonObject = objectArray.statuses[key];
tweets.append(jsonObject);
}
}
if (wasLoading == true)
wrapper.isLoaded()
}
wasLoading = (status === XMLHttpRequest.LOADING);
}
req.send();
//! [requesting]
}
Component.onCompleted: {
if (consumerKey === "" || consumerSecret == "") {
console.log("setting demo token")
bearerToken = encodeURIComponent(Helper.demoToken())
tweetsModel.phrase = ""
tweetsModel.from = "@monerocurrency"
// reload()
return;
}
var authReq = new XMLHttpRequest;
authReq.open("POST", "https://api.twitter.com/oauth2/token");
authReq.setRequestHeader("Content-Type", "application/x-www-form-urlencoded;charset=UTF-8");
authReq.setRequestHeader("Authorization", "Basic " + Qt.btoa(consumerKey + ":" + consumerSecret));
authReq.onreadystatechange = function() {
if (authReq.readyState === XMLHttpRequest.DONE) {
var jsonResponse = JSON.parse(authReq.responseText);
if (jsonResponse.errors !== undefined)
console.log("Authentication error: " + jsonResponse.errors[0].message)
else
bearerToken = jsonResponse.access_token;
}
}
authReq.send("grant_type=client_credentials");
}
}