mirror of https://github.com/embarklabs/embark.git
71 lines
2.5 KiB
JavaScript
71 lines
2.5 KiB
JavaScript
let utils = require('../../lib/utils/utils.js');
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class Console {
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constructor(options) {
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this.events = options.events;
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this.plugins = options.plugins;
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this.version = options.version;
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this.logger = options.logger;
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this.ipc = options.ipc;
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if (this.ipc.isServer()) {
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this.ipc.on('console:executeCmd', this.executeCmd.bind(this));
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}
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}
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processEmbarkCmd (cmd) {
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if (cmd === 'help' || cmd === __('help')) {
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let helpText = [
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__('Welcome to Embark') + ' ' + this.version,
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'',
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__('possible commands are:'),
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'versions - ' + __('display versions in use for libraries and tools like web3 and solc'),
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// TODO: only if the blockchain is actually active!
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// will need to pass te current embark state here
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'ipfs - ' + __('instantiated js-ipfs object configured to the current environment (available if ipfs is enabled)'),
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'web3 - ' + __('instantiated web3.js object configured to the current environment'),
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'quit - ' + __('to immediatly exit (alias: exit)'),
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'',
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__('The web3 object and the interfaces for the deployed contracts and their methods are also available')
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];
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return helpText.join('\n');
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} else if (['quit', 'exit', 'sair', 'sortir', __('quit')].indexOf(cmd) >= 0) {
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utils.exit();
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}
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return false;
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}
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executeCmd(cmd, callback) {
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var pluginCmds = this.plugins.getPluginsProperty('console', 'console');
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for (let pluginCmd of pluginCmds) {
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let pluginResult = pluginCmd.call(this, cmd, {});
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if(typeof pluginResult !== 'object'){
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if (pluginResult !== false && pluginResult !== 'false' && pluginResult !== undefined) {
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this.logger.warn("[DEPRECATED] In future versions of embark, we expect the console command to return an object " +
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"having 2 functions: match and process. The documentation with example can be found here: https://embark.status.im/docs/plugin_reference.html#embark-registerConsoleCommand-callback-options");
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return callback(null, pluginResult);
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}
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} else if (pluginResult.match()) {
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return pluginResult.process(callback);
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}
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}
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let output = this.processEmbarkCmd(cmd);
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if (output) {
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return callback(null, output);
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}
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try {
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this.events.request('runcode:eval', cmd, callback);
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}
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catch (e) {
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if (this.ipc.connected && this.ipc.isClient()) {
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return this.ipc.request('console:executeCmd', cmd, callback);
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}
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callback(e);
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}
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}
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}
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module.exports = Console;
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