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consolidated the resolve-and-update code

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This commit is contained in:
bill bittner 2017-06-22 10:08:41 -07:00
parent 0af0ffb2da
commit 232591fdb3
6 changed files with 104 additions and 103 deletions
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7
controllers/publishController.js
View file

@ -50,9 +50,10 @@ function upsert (Model, values, condition) {
module.exports = {
publish (name, fileName, filePath, fileType, license, nsfw, socket, visitor) {
console.log('nsfw:', nsfw);
// validate nsfw
if (typeof nsfw === 'string') {
nsfw = (nsfw.toLowerCase() === 'on');
nsfw = (nsfw.toLowerCase() === 'true');
}
// update the client
socket.emit('publish-status', 'Your image is being published (this might take a second)...');
@ -60,14 +61,14 @@ module.exports = {
visitor.event('Publish Route', 'Publish Request', filePath).send();
// create the publish object
const publishParams = createPublishParams(name, filePath, license, nsfw);
// get a promise to publish
// 1. publish the file
lbryApi
.publishClaim(publishParams, fileName, fileType)
.then(result => {
logger.info(`Successfully published ${fileName}`, result);
// google analytics
visitor.event('Publish Route', 'Publish Success', filePath).send();
// update old record of create new one
// 2. update old record of create new one (update is in case the claim has been published before by this daemon)
upsert(
db.File,
{

154
controllers/serveController.js
View file

@ -4,9 +4,71 @@ const logger = require('winston');
const getAllFreePublicClaims = require('../helpers/functions/getAllFreePublicClaims.js');
const isFreePublicClaim = require('../helpers/functions/isFreePublicClaim.js');
function getClaimAndHandleResponse (claimUri, height, resolve, reject) {
function updateFileIfNeeded (uri, claimName, claimId, localOutpoint, localHeight) {
logger.debug(`A mysql record was found for ${claimId}`);
logger.debug('initiating resolve on claim to check outpoint');
// 1. resolve claim
lbryApi
.getClaim(claimUri)
.resolveUri(uri)
.then(result => {
// logger.debug('resolved result:', result);
const resolvedOutpoint = `${result[uri].claim.txid}:${result[uri].claim.nout}`;
const resolvedHeight = result[uri].claim.height;
logger.debug('database outpoint:', localOutpoint);
logger.debug('resolved outpoint:', resolvedOutpoint);
// 2. if the outpoint's match, no further work needed
if (localOutpoint === resolvedOutpoint) {
logger.debug('local outpoint matched');
// 2. if the outpoints don't match, check the height
} else if (localHeight > resolvedHeight) {
logger.debug('local height was greater than resolved height');
// 2. get the resolved claim
} else {
logger.debug(`local outpoint did not match for ${uri}. Initiating update.`);
getClaimAndUpdate(uri, resolvedHeight);
}
})
.catch(error => {
logger.error(`error resolving "${uri}" >> `, error);
});
}
function getClaimAndUpdate (uri, height) {
// 1. get the claim
lbryApi
.getClaim(uri)
.then(({ name, claim_id, outpoint, file_name, download_path, mime_type, metadata }) => {
logger.debug(' Get returned outpoint: ', outpoint);
// 2. update the entry in db
db.File
.update({
outpoint,
height, // note: height is coming from 'resolve', not 'get'.
fileName: file_name,
filePath: download_path,
fileType: mime_type,
nsfw : metadata.stream.metadata.nsfw,
}, {
where: {
name,
claimId: claim_id,
},
})
.then(result => {
logger.debug('successfully updated mysql record', result);
})
.catch(error => {
logger.error('sequelize error', error);
});
})
.catch(error => {
logger.error(`error while getting claim for ${uri} >> `, error);
});
}
function getClaimAndHandleResponse (uri, height, resolve, reject) {
lbryApi
.getClaim(uri)
.then(({ name, claim_id, outpoint, file_name, download_path, mime_type, metadata }) => {
// create entry in the db
logger.debug('creating new record in db');
@ -21,6 +83,9 @@ function getClaimAndHandleResponse (claimUri, height, resolve, reject) {
fileType: mime_type,
nsfw : metadata.stream.metadata.nsfw,
})
.then(result => {
logger.debug('successfully created mysql record', result);
})
.catch(error => {
logger.error('sequelize create error', error);
});
@ -36,95 +101,29 @@ function getClaimAndHandleResponse (claimUri, height, resolve, reject) {
});
}
function resolveAndUpdateIfNeeded (uri, claimName, claimId, localOutpoint, localHeight) {
logger.debug('initiating resolve on local record to check outpoint');
// 1. resolve claim
lbryApi
.resolveUri(uri)
.then(result => {
// logger.debug('resolved result:', result);
const resolvedOutpoint = `${result[uri].claim.txid}:${result[uri].claim.nout}`;
const resolvedHeight = result[uri].claim.height;
logger.debug('database outpoint:', localOutpoint);
logger.debug('resolved outpoint:', resolvedOutpoint);
// 2. if the outpoint's match, no further work needed
if (localOutpoint === resolvedOutpoint) {
logger.debug('local outpoint matched');
// 2. if the outpoints don't match, check the height
} else if (localHeight > resolvedHeight) {
logger.debug('local height was greater than resolve height');
// 2. get the resolved claim
} else {
logger.debug(`local outpoint did not match for ${uri}. Initiating update.`);
getClaimAndUpdate(uri, claimName, claimId);
}
})
.catch(error => {
logger.error(`error resolving "${uri}" >> `, error);
});
}
function getClaimAndUpdate (uri, claimName, claimId) {
// 1. get the claim
lbryApi
.getClaim(uri)
.then(({ outpoint, file_name, download_path, mime_type }) => {
logger.debug('getClaim outpoint', outpoint);
// 2. update the entry in db
db.File
.update({
outpoint: outpoint,
fileName: file_name,
filePath: download_path,
fileType: mime_type,
}, {
where: {
name : claimName,
claimId: claimId,
},
})
.then(result => {
logger.debug('successfully updated mysql record', result);
})
.catch(error => {
logger.error('sequelize error', error);
});
})
.catch(error => {
logger.error(`error while getting claim for ${uri}`, error);
});
}
module.exports = {
getClaimByName (claimName) {
const deferred = new Promise((resolve, reject) => {
// 1. get all free public claims
// 1. get the top free, public claims
getAllFreePublicClaims(claimName)
.then(freePublicClaimList => {
const claimId = freePublicClaimList[0].claim_id;
const name = freePublicClaimList[0].name;
const outpoint = `${freePublicClaimList[0].txid}:${freePublicClaimList[0].nout}`;
const claimId = freePublicClaimList[0].claim_id;
const uri = `${name}#${claimId}`;
const height = freePublicClaimList[0].height;
// 2. check to see if the file is available locally
db.File
.findOne({ where: { name: name, claimId: claimId } }) // note: consolidate for es6?
.findOne({ where: { name: name, claimId: claimId } }) // note: destructure for es6?
.then(claim => {
// 3. if a matching claim_id is found locally, serve it
if (claim) {
logger.debug(`A mysql record was found for ${claimId}`);
// trigger update if needed
if (claim.dataValues.outpoint === outpoint) {
logger.debug(`local outpoint matched for ${claimId}`);
} else {
logger.debug(`local outpoint did not match for ${claimId}`);
getClaimAndUpdate(uri, name, claimId);
}
// return the claim
updateFileIfNeeded(uri, name, claimId, claim.dataValues.outpoint, claim.dataValues.height);
// serve the file
resolve(claim.dataValues);
// 3. otherwise use daemon to retrieve it
} else {
// 4. get the claim and serve it
// get the claim and serve it
getClaimAndHandleResponse(uri, height, resolve, reject);
}
})
@ -144,14 +143,13 @@ module.exports = {
const uri = `${claimName}#${claimId}`;
// 1. check locally for the claim
db.File
.findOne({ where: { name: claimName, claimId: claimId } }) // note: consolidate for es6?
.findOne({ where: { name: claimName, claimId: claimId } }) // note: destructure?
.then(claim => {
// 2. if a match is found locally, serve it
if (claim) {
logger.debug(`A mysql record was found for ${claimId}`);
// trigger an update if needed
resolveAndUpdateIfNeeded(uri, claimName, claimId, claim.dataValues.outpoint, claim.dataValues.outpoint); // ok to just start asynch function, or need to add to a task cue?
// resolve and send
updateFileIfNeeded(uri, claimName, claimId, claim.dataValues.outpoint, claim.dataValues.outpoint);
// serve the file
resolve(claim.dataValues);
// 2. otherwise use daemon to retrieve it
} else {

2
public/assets/js/claimPublish.js
View file

@ -110,7 +110,7 @@ document.getElementById('publish-submit').addEventListener('click', function(eve
uploader.addEventListener('start', function(event){
var name = document.getElementById('publish-name').value;
var license = document.getElementById('publish-license').value;
var nsfw = document.getElementById('publish-nsfw').value;
var nsfw = document.getElementById('publish-nsfw').checked;
event.file.meta.name = name;
event.file.meta.license = license;
event.file.meta.nsfw = nsfw;

2
public/assets/js/memePublish.js
View file

@ -128,7 +128,7 @@ socket.on('publish-complete', function(msg){
{
text: 'Check out my meme creation on the LBRY blockchain!',
url: 'https://spee.ch/' + directUrl,
hashtags: 'MemeFodder',
hashtags: 'LBRYMemeFodder',
via: 'lbryio'
})
.then( function( el ) {

4
views/partials/memeFodderMaker.handlebars
View file

@ -1,13 +1,13 @@
<div class="col-md-12">
<div class="card" id="publish">
<div class="card-title card-block grey lighten-1 white-text">
<h2>#MemeFodder</h2>
<h2>#LBRYMemeFodder</h2>
</div>
<div class="card-block">
<div class="row">
<div class="col-md-12">
<h3>Congratulations, you found the /meme-fodder game</h3>
<p>Create a meme based on the current <i>lbry://meme-fodder</i> claims using the tool below. Got a masterpiece? <a href="https://twitter.com/hashtag/MemeFodder" target="_blank">Share it with the community</a> and see what they think!</p>
<p>Create a meme based on the current <i>lbry://meme-fodder</i> claims using the tool below. Got a masterpiece? <a href="https://twitter.com/hashtag/LBRYMemeFodder" target="_blank">Share it with the community</a> and see what they think!</p>
<p>Spee.ch/meme-fodder/play uses the free, public images at the claim <a href="lbry://meme-fodder">lbry://meme-fodder</a>. Want to put a different image on the chopping block? Go publish it!</p>
</div>
</div>

36
views/partials/publish.handlebars
View file

@ -13,23 +13,25 @@
<img id="image-preview" src="" height="200" alt="Image preview..."/>
</div>
<div id="publish-active-area" class="col-md-6">
<div class="md-form">
<input type="text" id="publish-name" value="Name" class="form-control">
</div>
<fieldset class="form-group">
License:
<select type="text" id="publish-license" name="license" value="license">
<option value="Public Domain">Public Domain</option>
<option value="Creative Commons">Creative Commons</option>
</select>
</fieldset>
<fieldset class="form-group">
<input type="checkbox" id="publish-nsfw">
<label for="publish-nsfw">NSFW</label>
</fieldset>
<p><i>By clicking 'Publish' I attest that I have read and agree to the <a href="https://lbry.io/termsofservice" target="_blank">LBRY terms of service</a>.</i></p>
<button id="publish-submit">Publish</button>
<button id="publish-reset">Reset</button>
<form>
<div class="md-form">
<input type="text" id="publish-name" value="Name" class="form-control">
</div>
<fieldset class="form-group">
License:
<select type="text" id="publish-license" name="license" value="license">
<option value="Public Domain">Public Domain</option>
<option value="Creative Commons">Creative Commons</option>
</select>
</fieldset>
<fieldset class="form-group">
<input type="checkbox" id="publish-nsfw">
<label for="publish-nsfw">NSFW</label>
</fieldset>
<p><i>By clicking 'Publish' I attest that I have read and agree to the <a href="https://lbry.io/termsofservice" target="_blank">LBRY terms of service</a>.</i></p>
<button id="publish-submit">Publish</button>
<button id="publish-reset">Reset</button>
</form>
</div>
</div>
</div>