spee.ch/server/controllers/publishController.js
2018-03-27 16:08:01 -07:00

130 lines
4.6 KiB
JavaScript

const logger = require('winston');
const { db } = require('mysqlConfig');
const lbryApi = require('../helpers/lbryApi.js');
const publishHelpers = require('../helpers/publishHelpers.js');
const { publishing: { primaryClaimAddress, additionalClaimAddresses } } = require('../../config/siteConfig.js');
const Sequelize = require('sequelize');
const Op = Sequelize.Op;
module.exports = {
publish (publishParams, fileName, fileType) {
return new Promise((resolve, reject) => {
let publishResults, certificateId, channelName;
// publish the file
return lbryApi.publishClaim(publishParams)
.then(tx => {
logger.info(`Successfully published ${publishParams.name} ${fileName}`, tx);
publishResults = tx;
// get the channel information
if (publishParams.channel_name) {
logger.debug(`this claim was published in channel: ${publishParams.channel_name}`);
return db.Channel.findOne({where: {channelName: publishParams.channel_name}});
} else {
logger.debug('this claim was not published in a channel');
return null;
}
})
.then(channel => {
// set channel information
certificateId = null;
channelName = null;
if (channel) {
certificateId = channel.channelClaimId;
channelName = channel.channelName;
}
logger.debug(`certificateId: ${certificateId}`);
})
.then(() => {
// create the File record
const fileRecord = {
name : publishParams.name,
claimId : publishResults.claim_id,
title : publishParams.metadata.title,
description: publishParams.metadata.description,
address : publishParams.claim_address,
outpoint : `${publishResults.txid}:${publishResults.nout}`,
height : 0,
fileName,
filePath : publishParams.file_path,
fileType,
nsfw : publishParams.metadata.nsfw,
};
// create the Claim record
const claimRecord = {
name : publishParams.name,
claimId : publishResults.claim_id,
title : publishParams.metadata.title,
description: publishParams.metadata.description,
address : publishParams.claim_address,
thumbnail : publishParams.metadata.thumbnail,
outpoint : `${publishResults.txid}:${publishResults.nout}`,
height : 0,
contentType: fileType,
nsfw : publishParams.metadata.nsfw,
amount : publishParams.bid,
certificateId,
channelName,
};
// upsert criteria
const upsertCriteria = {
name : publishParams.name,
claimId: publishResults.claim_id,
};
// upsert the records
return Promise.all([db.upsert(db.File, fileRecord, upsertCriteria, 'File'), db.upsert(db.Claim, claimRecord, upsertCriteria, 'Claim')]);
})
.then(([file, claim]) => {
logger.debug('File and Claim records successfully created');
return Promise.all([file.setClaim(claim), claim.setFile(file)]);
})
.then(() => {
logger.debug('File and Claim records successfully associated');
resolve(publishResults); // resolve the promise with the result from lbryApi.publishClaim;
})
.catch(error => {
logger.error('PUBLISH ERROR', error);
publishHelpers.deleteTemporaryFile(publishParams.file_path); // delete the local file
reject(error);
});
});
},
claimNameIsAvailable (name) {
const claimAddresses = additionalClaimAddresses || [];
claimAddresses.push(primaryClaimAddress);
// find any records where the name is used
return db.Claim
.findAll({
attributes: ['address'],
where : {
name,
address: {
[Op.or]: claimAddresses,
},
},
})
.then(result => {
if (result.length >= 1) {
throw new Error('That claim is already in use');
};
return name;
})
.catch(error => {
throw error;
});
},
checkChannelAvailability (name) {
return db.Channel
.findAll({
where: { channelName: name },
})
.then(result => {
if (result.length >= 1) {
throw new Error('That channel has already been claimed');
}
return name;
})
.catch(error => {
throw error;
});
},
};