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uses chainquery derived outpoint and file list to detect foreign server file changes

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jessop 2019-03-23 15:29:48 -04:00
parent 373ee83c13
commit c97685cfb5
1 changed files with 20 additions and 10 deletions
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30
server/controllers/api/file/availability/index.js
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@ -1,5 +1,9 @@
const logger = require('winston');
const { handleErrorResponse } = require('../../../utils/errorHandlers.js');
const db = require('../../../../models');
const { getFileListFileByOutpoint } = require('server/lbrynet');
const chainquery = require('chainquery').default;
/*
@ -10,18 +14,24 @@ const db = require('../../../../models');
const fileAvailability = ({ ip, originalUrl, params }, res) => {
const name = params.name;
const claimId = params.claimId;
db.File
.findOne({
where: {
name,
claimId,
},
logger.debug(`fileAvailability params: name:${name} claimId:${claimId}`);
// TODO: we probably eventually want to check the publishCache for the claimId too,
// and shop the outpoint to file_list.
return chainquery.claim.queries
.resolveClaim(name, claimId)
.then(result => {
return `${result.dataValues.transaction_hash_id}:${result.dataValues.vout}`;
})
.then(outpoint => {
logger.debug(`fileAvailability: outpoint: ${outpoint}`);
return getFileListFileByOutpoint(outpoint);
})
.then(result => {
if (result) {
return res.status(200).json({success: true, data: true});
if (result && result[0]) {
return res.status(200).json({ success: true, data: true });
} else {
res.status(200).json({ success: true, data: false });
}
res.status(200).json({success: true, data: false});
})
.catch(error => {
handleErrorResponse(originalUrl, ip, error, res);