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joplin/ReactNativeClient/lib/services/DecryptionWorker.js

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const BaseItem = require('lib/models/BaseItem');
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const { Logger } = require('lib/logger.js');
class DecryptionWorker {
constructor() {
this.state_ = 'idle';
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this.logger_ = new Logger();
this.dispatch = (action) => {
//console.warn('DecryptionWorker.dispatch is not defined');
};
this.scheduleId_ = null;
}
setLogger(l) {
this.logger_ = l;
}
logger() {
return this.logger_;
}
static instance() {
if (this.instance_) return this.instance_;
this.instance_ = new DecryptionWorker();
return this.instance_;
}
setEncryptionService(v) {
this.encryptionService_ = v;
}
encryptionService() {
if (!this.encryptionService_) throw new Error('DecryptionWorker.encryptionService_ is not set!!');
return this.encryptionService_;
}
async scheduleStart() {
if (this.scheduleId_) return;
this.scheduleId_ = setTimeout(() => {
this.scheduleId_ = null;
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this.start({
materKeyNotLoadedHandler: 'dispatch',
});
}, 1000);
}
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async start(options = null) {
if (options === null) options = {};
if (!('materKeyNotLoadedHandler' in options)) options.materKeyNotLoadedHandler = 'throw';
if (this.state_ !== 'idle') {
this.logger().info('DecryptionWorker: cannot start because state is "' + this.state_ + '"');
return;
}
this.logger().info('DecryptionWorker: starting decryption...');
this.state_ = 'started';
let excludedIds = [];
try {
const notLoadedMasterKeyDisptaches = [];
while (true) {
const result = await BaseItem.itemsThatNeedDecryption(excludedIds);
const items = result.items;
for (let i = 0; i < items.length; i++) {
const item = items[i];
// Temp hack
// if (['edf44b7a0e4f8cbf248e206cd8dfa800', '2ccb3c9af0b1adac2ec6b66a5961fbb1'].indexOf(item.id) >= 0) {
// excludedIds.push(item.id);
// continue;
// }
const ItemClass = BaseItem.itemClass(item);
this.logger().info('DecryptionWorker: decrypting: ' + item.id + ' (' + ItemClass.tableName() + ')');
try {
await ItemClass.decrypt(item);
} catch (error) {
excludedIds.push(item.id);
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if (error.code === 'masterKeyNotLoaded' && options.materKeyNotLoadedHandler === 'dispatch') {
if (notLoadedMasterKeyDisptaches.indexOf(error.masterKeyId) < 0) {
this.dispatch({
type: 'MASTERKEY_ADD_NOT_LOADED',
id: error.masterKeyId,
});
notLoadedMasterKeyDisptaches.push(error.masterKeyId);
}
continue;
}
if (error.code === 'masterKeyNotLoaded' && options.materKeyNotLoadedHandler === 'throw') {
throw error;
}
this.logger().warn('DecryptionWorker: error for: ' + item.id + ' (' + ItemClass.tableName() + ')', error);
}
}
if (!result.hasMore) break;
}
} catch (error) {
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this.logger().error('DecryptionWorker:', error);
this.state_ = 'idle';
throw error;
}
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this.logger().info('DecryptionWorker: completed decryption.');
this.state_ = 'idle';
}
}
module.exports = DecryptionWorker;