spee.ch/helpers/libraries/publishHelpers.js

93 lines
2.9 KiB
JavaScript

const logger = require('winston');
const config = require('config');
const fs = require('fs');
module.exports = {
validateFile (file, name, license, nsfw) {
if (!file) {
throw new Error('No file was submitted or the key used was incorrect. Files posted through this route must use a key of "speech" or null');
}
// check file type and size
switch (file.type) {
case 'image/jpeg':
case 'image/png':
case 'image/gif':
if (file.size > 5000000) {
throw new Error('Your image exceeds the 5 megabyte limit.');
}
break;
case 'video/mp4':
if (file.size > 50000000) {
throw new Error('Your video exceeds the 50 megabyte limit.');
}
break;
default:
throw new Error('The ' + file.Type + ' content type is not supported. Only, .jpeg, .png, .gif, and .mp4 files are currently supported.');
}
// validate claim name
const invalidCharacters = /[^A-Za-z0-9,-]/.exec(name);
if (invalidCharacters) {
throw new Error('The claim name you provided is not allowed. Only the following characters are allowed: A-Z, a-z, 0-9, and "-"');
}
// validate license
if ((license.indexOf('Public Domain') === -1) && (license.indexOf('Creative Commons') === -1)) {
throw new Error('Only posts with a license of "Public Domain" or "Creative Commons" are eligible for publishing through spee.ch');
}
switch (nsfw) {
case true:
case false:
case 'true':
case 'false':
case 'on':
case 'off':
case 0:
case '0':
case 1:
case '1':
break;
default:
throw new Error('NSFW value was not accepted. NSFW must be set to either true, false, "on", or "off"');
}
},
createPublishParams (name, filePath, license, nsfw) {
logger.debug(`Creating Publish Parameters for "${name}"`);
const claimAddress = config.get('WalletConfig.LbryClaimAddress');
// filter nsfw and ensure it is a boolean
if (nsfw === false) {
nsfw = false;
} else if (nsfw.toLowerCase === 'false') {
nsfw = false;
} else if (nsfw.toLowerCase === 'off') {
nsfw = false;
} else if (nsfw === 0) {
nsfw = false;
} else if (nsfw === '0') {
nsfw = false;
} else {
nsfw = true;
}
const publishParams = {
name,
file_path: filePath,
bid : 0.01,
metadata : {
description: `${name} published via spee.ch`,
title : name,
author : 'spee.ch',
language : 'en',
license,
nsfw,
},
claim_address: claimAddress,
// change_address: changeAddress,
};
logger.debug('publishParams:', publishParams);
return publishParams;
},
deleteTemporaryFile (filePath) {
fs.unlink(filePath, err => {
if (err) throw err;
logger.debug(`successfully deleted ${filePath}`);
});
},
};