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* getISOTimestampString()

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* More file entry load/persist
This commit is contained in:
Bryan Ashby 2016-10-06 21:03:04 -06:00
parent 29947611f6
commit 67e2ff987f
4 changed files with 139 additions and 58 deletions
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64
core/file_entry.js
View file

@ -1,16 +1,17 @@
/* jslint node: true */
'use strict';
const fileDb = require('./database.js').dbs.file;
const Errors = require('./enig_error.js').Errors;
const fileDb = require('./database.js').dbs.file;
const Errors = require('./enig_error.js').Errors;
const getISOTimestampString = require('./database.js').getISOTimestampString;
// deps
const async = require('async');
const _ = require('lodash');
const async = require('async');
const _ = require('lodash');
const FILE_TABLE_MEMBERS = [
'file_id', 'area_tag', 'file_sha1', 'file_name',
'desc', 'desc_long', 'upload_by_username', 'upload_timestamp' // :TODO: remove upload_by_username -- and from database.js, etc.
'desc', 'desc_long', 'upload_timestamp'
];
const FILE_WELL_KNOWN_META = {
@ -34,6 +35,7 @@ module.exports = class FileEntry {
this.areaTag = options.areaTag || '';
this.meta = {};
this.hashTags = new Set();
this.fileName = options.fileName;
}
load(fileId, cb) {
@ -79,6 +81,58 @@ module.exports = class FileEntry {
);
}
persist(cb) {
const self = this;
async.series(
[
function startTrans(callback) {
return fileDb.run('BEGIN;', callback);
},
function storeEntry(callback) {
fileDb.run(
`REPLACE INTO file (area_tag, file_sha1, file_name, desc, desc_long, upload_timestamp)
VALUES(?, ?, ?, ?, ?, ?);`,
[ self.areaTag, self.fileSha1, self.fileName, self.desc, self.descLong, getISOTimestampString() ],
function inserted(err) { // use non-arrow func for 'this' scope / lastID
if(!err) {
self.fileId = this.lastID;
}
return callback(err);
}
);
},
function storeMeta(callback) {
async.each(Object.keys(self.meta), (n, next) => {
const v = self.meta[n];
return FileEntry.persistMetaValue(self.fileId, n, v, next);
},
err => {
return callback(err);
});
},
function storeHashTags(callback) {
return callback(null);
}
],
err => {
// :TODO: Log orig err
fileDb.run(err ? 'ROLLBACK;' : 'COMMIT;', err => {
return cb(err);
});
}
);
}
static persistMetaValue(fileId, name, value, cb) {
fileDb.run(
`REPLACE INTO file_meta (file_id, meta_name, meta_value)
VALUES(?, ?, ?);`,
[ fileId, name, value ],
cb
);
}
loadMeta(cb) {
fileDb.each(
`SELECT meta_name, meta_value