mirror of https://github.com/embarklabs/embark.git
58 lines
2.0 KiB
JavaScript
58 lines
2.0 KiB
JavaScript
const _ = require('underscore');
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const IpfsModule = require('../ipfs');
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const SwarmModule = require('../swarm');
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class Storage {
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constructor(embark, options){
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const self = this;
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this._embark = embark;
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this._options = options;
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this._storageConfig = options.storageConfig;
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this._webServerConfig = options.webServerConfig;
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this._blockchainConfig = options.blockchainConfig;
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this._servicesMonitor = options.servicesMonitor;
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this._events = options.events;
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this._logger = options.logger;
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if (!this._storageConfig.enabled) return;
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this.addSetProviders();
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new IpfsModule(embark, options); /*eslint no-new: "off"*/
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new SwarmModule(embark, options); /*eslint no-new: "off"*/
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embark.events.setCommandHandler('storage:upload', (cb) => {
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let platform = options.storageConfig.upload.provider;
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if (['swarm', 'ipfs'].indexOf(platform) === -1) {
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return cb({message: __('platform "{{platform}}" is specified as the upload provider, however no plugins have registered an upload command for "{{platform}}".', {platform: platform})});
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}
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});
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}
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/**
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* Adds the code to call setProviders in embarkjs after embark is ready
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*
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* @returns {void}
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*/
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addSetProviders() {
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// filter list of dapp connections based on available_providers set in config
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let hasSwarm = _.contains(this._storageConfig.available_providers, 'swarm'); // don't need to eval this in every loop iteration
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// contains valid dapp storage providers
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this._validDappProviders = _.filter(this._storageConfig.dappConnection, (conn) => {
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return _.contains(self._storageConfig.available_providers, conn.provider) || (conn === '$BZZ' && hasSwarm);
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});
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let code = `\nEmbarkJS.Storage.setProviders(${JSON.stringify(this._validDappProviders)});`;
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let shouldInit = (storageConfig) => {
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return (this._validDappProviders !== undefined && this._validDappProviders.length > 0 && storageConfig.enabled === true);
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};
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this._embark.addProviderInit('storage', code, shouldInit);
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}
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}
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module.exports = Storage;
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