added promises to claim retrieval and sockets to claim publishing #17
6 changed files with 122 additions and 159 deletions
1
.gitignore
vendored
1
.gitignore
vendored
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@ -1 +1,2 @@
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node_modules
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temp
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@ -70,25 +70,31 @@ function findAllClaims(name, resolve, reject){
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module.exports = {
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publishClaim: function(publishObject){
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axios.post('http://localhost:5279/lbryapi', publishObject)
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.then(function (response) {
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// receive resonse from LBRY
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// if successfull, (1) delete file (2) send response to the client
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console.log(">> 'publish' success...");
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console.log(">> 'publish' response.data:", response.data);
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console.log(" [x] Done");
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// return the claim we got
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//res.status(200).send(JSON.stringify({msg: "you succsessfully published!", txData: response.data}));
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return;
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}).catch(function(error){
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// receive response from LBRY
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// if not successfull, (1) delete file and (2) send response to the client
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console.log(">> 'publish' error.response.data:", error.response.data);
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console.log(" [x] Done");
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//res.status(500).send(JSON.stringify({msg: "your file was not published", err: error.response.data.error.message}));
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return;
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publishClaim: function(publishParams){
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console.log(publishParams);
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var deferred = new Promise(function(resolve, reject){
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axios.post('http://localhost:5279/lbryapi', {
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"method": "publish",
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"params": publishParams
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})
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.then(function (response) {
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// receive resonse from LBRY
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console.log(">> 'publish' success");
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// return the claim we got
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resolve(response.data);
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return;
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}).catch(function(error){
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// receive response from LBRY
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console.log(">> 'publish' error");
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if (error.response.data.error){
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reject(error.response.data.error);
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} else {
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reject(error);
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}
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return;
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})
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})
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return deferred;
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},
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getClaimBasedOnNameOnly: function(claimName){
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@ -119,10 +125,10 @@ module.exports = {
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return;
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}
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// order the claims
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var orderedPublcClaims = orderTopClaims(freePublicClaims);
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var orderedPublicClaims = orderTopClaims(freePublicClaims);
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// create the uri for the first (selected) claim
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console.log(">> ordered free public claims");
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var freePublicClaimUri = "lbry://" + orderedPublcClaims[0].name + "#" + orderedPublcClaims[0].claim_id;
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var freePublicClaimUri = "lbry://" + orderedPublicClaims[0].name + "#" + orderedPublicClaims[0].claim_id;
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console.log(">> your free public claim URI:", freePublicClaimUri);
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// fetch the image to display
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getClaimWithUri(freePublicClaimUri, resolve, reject);
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@ -187,7 +193,7 @@ module.exports = {
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return;
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}
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// order the claims
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var orderedPublcClaims = orderTopClaims(freePublicClaims);
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var orderedPublicClaims = orderTopClaims(freePublicClaims);
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// serve the response
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/*
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to do: rather than returning json, serve a page of all these claims
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@ -29,6 +29,7 @@
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"connect-multiparty": "^2.0.0",
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"express": "^4.15.2",
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"nodemon": "^1.11.0",
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"socket.io": "^2.0.1"
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"socket.io": "^2.0.1",
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"socketio-file-upload": "^0.6.0"
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}
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}
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@ -12,7 +12,7 @@
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<h3>Examples:</h3>
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<ul>
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<li><a href="/coconuts">spee.ch/coconuts</a></li>
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<li><a href="/test">spee.ch/test</a></li>
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<li><a href="/sunflower">spee.ch/sunflower</a></li>
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<li><a href="/doitlive">spee.ch/doitlive</a></li>
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<li><a href="/doitlive/all">spee.ch/doitlive/all</a></li>
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<li><a href="/doitlive/ca3023187e901df9e9aabd95d6ae09b6cc69b3f0">spee.ch/doitlive/ca3023187e901df9e9aabd95d6ae09b6cc69b3f0</a></li>
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@ -20,7 +20,7 @@
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<h3>Publish Your Own</h3>
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<div id="publish">
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<form id="publish-form" action="" method="" enctype="multipart/form-data">
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<input type="file" id="file-upload-input" name="file" accept="video/*,image/*" onchange="previewFile()" enctype="multipart/form-data"/>
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<input type="file" id="siofu_input" name="file" accept="video/*,image/*" onchange="previewFile()" enctype="multipart/form-data"/>
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<br/>
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<img id="image-preview" src="" height="200" alt="Image preview..."/>
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<br/>
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@ -36,8 +36,9 @@
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<option value="true">True</option>
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</select>
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<br/>
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<button type="submit" id="publish-submit">Submit</button>
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<button id="publish-submit">Submit</button>
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</form>
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<p id="upload-status"></p>
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</div>
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<h3>Help</h3>
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@ -79,17 +80,19 @@
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</ul>
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<script src="/socket.io/socket.io.js"></script>
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<script src="/siofu/client.js"></script>
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<script>
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// define global variables
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var socket = io();
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var selectedFile;
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var uploadReader = new FileReader();
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var uploader = new SocketIOFileUpload(socket);
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var name = document.getElementById('publish-name').value;
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var license = document.getElementById('publish-license').value;
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var nsfw = document.getElementById('publish-nsfw').value;
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// function to handle image preview
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function previewFile(){
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var preview = document.querySelector('img'); //selects the query named img
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selectedFile = document.querySelector('input[name=file]').files[0];
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var selectedFile = document.querySelector('input[name=file]').files[0];
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var previewReader = new FileReader();
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previewReader.onloadend = function () {
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preview.src = previewReader.result;
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}
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@ -100,63 +103,38 @@
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preview.src = "";
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};
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}
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// function for updating progress bar
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function updateProgressBar(percent){
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document.getElementById('progress-bar').style.width = percent + '%';
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document.getElementById('percent').innerHTML = (Math.round(percent*100)/100) + '%';
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document.getElementById('MB').innerHTML = Math.round(((percent / 100.0 ) * selectedFile.size) / 1048576);
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// helper function to update status
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function updatePublishStatus(msg){
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document.getElementById("upload-status").innerHTML = msg;
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}
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// call the previewFile function
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previewFile();
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// publish through the socket
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document.getElementById('publish-submit').addEventListener('click', function(event) {
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console.log("upload event:", event);
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// prevent default on the submit button
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document.getElementById("publish-submit").addEventListener("click", function(event){
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event.preventDefault();
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var fileName = document.getElementById('publish-name').value;
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var license = document.getElementById('publish-license').value;
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var nsfw = (document.getElementById('publish-nsfw').value.toLowerCase() === 'true');
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if (document.getElementById('file-upload-input').value != ""){
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// build the upload visualizer
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var uploadVisualizer = '<div id="upload-visualizer">Uploading ' + fileName + '</div>';
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uploadVisualizer += '<div id="progress-container"><div id="progress-bar"></div></div><span id="percent">0%</span>';
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uploadVisualizer += "<span id='uploaded'> - <span id='MB'>0</span>/" + Math.round(selectedFile.size / 1048576) + "MB</span>";
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// place upload visualizer in the HTML
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document.getElementById("publish").innerHTML = uploadVisualizer;
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// reade the file and emit socket msg
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uploadReader.onload = function(readerEvent){
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socket.emit('upload', {
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'name': fileName,
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'license': license,
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'nsfw': nsfw,
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'data': readerEvent.target.result
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});
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}
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socket.emit('upload-start', {'name': fileName, 'size' : selectedFile.size })
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} else {
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alert('Please select a file');
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};
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})
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// upload through the socket
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uploader.listenOnSubmit(document.getElementById("publish-submit"), document.getElementById("siofu_input"));
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// add listeners to the uploader
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uploader.addEventListener("start", function(event){
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// set meta data
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event.file.meta.name = name;
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event.file.meta.license = license;
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event.file.meta.nsfw = nsfw;
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});
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// provide more data
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socket.on('moreData', function(data){
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console.log("moreData");
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console.log("data:", data);
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updateProgressBar(data['percent']);
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var place = data['place'] * 524288; // the next block's starting position
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var newFile; // variable that will hold the new block of data
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if (selectedFile.slice) {
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newFile = selectedFile.slice(place, place + Math.min(524288, (selectedFile.size - place)));
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} else {
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newFile = selectedFile.mozSlice(place, place + Math.min(524288, (selectedFile.size - place)));
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};
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uploadReader.readAsBinaryString(newFile);
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});
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// listen for updates
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socket.on('publish-update', function(data){
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console.log('data:', data);
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document.getElementById('status').innerHTML = data;
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uploader.addEventListener("progress", function(event){
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var percent = event.bytesLoaded / event.file.size * 100;
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console.log();
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updatePublishStatus("File is " + percent.toFixed(2) + "% loaded");
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})
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// add listener for publish status updates
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socket.on("publish-status", function(msg){
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updatePublishStatus(msg);
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})
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socket.on("publish-complete", function(msg){
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console.log("publish complete", msg);
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var publishResults = `<p>You're publish is complete!</p><p>The Claim Id is ${msg.result.claim_id}</p><p>The TX Id is ${msg.result.txid}</p><p>Note: the transaction still needs to be published by the network. Click the tx id link to view the tx on the blockchain explorer</p><button id="reset-publish">Publish another</button>`;
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document.getElementById("publish").innerHTML = publishResults;
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})
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</script>
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@ -4,96 +4,71 @@ module.exports = function(app) {
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var fs = require('fs');
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var path = require('path');
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var lbryApi = require('../helpers/lbryApi.js');
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var files = {}; // for the socket uploader
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var queueApi = require('../helpers/queueApi.js');
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var siofu = require("socketio-file-upload");
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var rootDirectory = "C:\\Users\\Bones\\development\\Lbry\\spee.ch\\";
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// functions to create a publishing object
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function createPublishObject(fileInfo, filePath){
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var publishObject = {
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"method":"publish",
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"params": {
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"name": fileInfo.name,
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"file_path": filePath,
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"bid": 0.1,
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"metadata": {
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"description": fileInfo.description,
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"title": fileInfo.title,
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"author": fileInfo.author,
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"language": fileInfo.language,
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"license": fileInfo.license,
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"nsfw": (fileInfo.nsfw.toLowerCase() === "true")
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}
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function createPublishParams(name, filepath, license, nsfw){
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var publishParams = {
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"name": name,
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"file_path": rootDirectory + filepath,
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"bid": 0.1,
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"metadata": {
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"description": name + "published via spee.ch",
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"title": name,
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"author": "spee.ch",
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"language": "en",
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"license": license,
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"nsfw": (nsfw.toLowerCase() === "true")
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}
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};
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return publishObject;
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return publishParams;
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}
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// publish an image to lbry
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function publish(data, filePath){
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// 1. receive the file
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// 2. create the publish object
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var publishObject = createPublishObject(data, filePath);
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// 3. post the task to the que
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queueApi.addNewTaskToQueue(JSON.stringify({
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type: 'publish',
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data: publishObject
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}));
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function publish(name, filepath, license, nsfw, socket){
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// update the client
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socket.emit("publish-status", "starting publishing...");
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// create the publish object
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var publishParams = createPublishParams(name, filepath, license, nsfw);
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// get a promise to publish
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var promise = lbryApi.publishClaim(publishParams);
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// handle promise
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promise.then(function(data){
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console.log("publish promise success. Tx info:", data)
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socket.emit("publish-complete", data);
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/*
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note: remember to delete the local file
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*/
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})
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.catch(function(error){
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console.log("error:", error);
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socket.emit("publish-status", "publish failed");
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/*
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note: remember to delete the local file
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*/
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});
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};
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io.on('connection', function(socket){
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console.log('a user connected');
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console.log("files", files)
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// socket listener for starting an upload
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socket.on('upload-start', function(data){ // data contains the variables that we passed from the client
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console.log("upload-start");
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console.log("files", files)
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var name = data['name'];
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files[name] = { // create a new entry in the files object
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fileSize: data['size'],
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data: '',
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downloaded: 0
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}
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var place = 0;
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try { // if its a file we already tried
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var stat = fs.statSync('Temp/' + name);
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if (stat.isFile()) {
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files[name]['downloaded'] = stat.size;
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place = stat.size / 524288;
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};
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} catch(er) {}; // if it's a new file
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fs.open("Temp/" + name, "a", 0755, function(err, fd){
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if (err) {
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console.log("err:", err);
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} else {
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files[name]['handler'] = fd; // store the handler so we can write to it later
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socket.emit('moreData', {'place': place, percent: 0 });
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};
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});
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// listener for uploader
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var uploader = new siofu();
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uploader.dir = "./temp";
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uploader.listen(socket);
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// attach upload listeners
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uploader.on("error", function(event){
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console.log("an error occured while uploading", event.error);
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socket.emit("publish-status", event.error)
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})
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socket.on('upload', function(data){
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console.log("upload");
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console.log("files", files)
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var name = data['name'];
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files[name]['downloaded'] += data['data'].length;
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files[name]['data'] += data['data'];
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if (files[name]['downloaded'] == files[name]['fileSize']) {
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fs.write(files[name]['handler'], files[name]['data'], null, 'binary', function(err, writen){
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// get thumnail here
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});
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} else if (files[name]['data'].length > 10485760) { // if data buffer reaches 10mb
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fs.write(files[name]['handler'], files[name]['data'], null, 'Binary', function(err, writen){
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files[name]['data'] = "" // reset the buffer
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var place = files[name]['donwladed'] / 524288;
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var percent = (files[name]['downloaded'] / files[Name]['fileSize']) * 100;
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socket.emit('moreData', {'place': place, 'percent': percent});
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})
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uploader.on("saved", function(event){
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console.log("saved " + event.file.name);
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if (event.file.success){
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socket.emit("publish-status", "file upload successfully completed");
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publish(event.file.meta.name, event.file.pathName, event.file.meta.license,event.file.meta.nsfw, socket)
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} else {
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var place = file[name]['downloaded'] / 524288;
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var percent = (files[name]['downloaded'] / files[name]['fileSize']) * 100;
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socket.emit('moreData', {'place': place, 'percent': percent});
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}
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socket.emit("publish-status", "file saved, but with errors")
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};
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});
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// handle disconnect
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@ -2,6 +2,7 @@
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var express = require('express');
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var bodyParser = require('body-parser');
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var path = require('path');
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var siofu = require("socketio-file-upload");
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// set port
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var PORT = 3000;
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@ -15,6 +16,7 @@ app.use(express.static(__dirname + '/public'));
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// configure express app
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app.use(bodyParser.json()); // for parsing application/json
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app.use(bodyParser.urlencoded({ extended: true })); // for parsing application/x-www-form-urlencoded
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app.use(siofu.router);
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// require express routes
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require("./routes/api-routes.js")(app);
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