102 lines
2.5 KiB
JavaScript
102 lines
2.5 KiB
JavaScript
'use strict';
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var path = require('path');
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var os = require('os');
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var fs = require('graceful-fs');
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var osenv = require('osenv');
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var userHome = require('user-home');
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var assign = require('object-assign');
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var mkdirp = require('mkdirp');
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var yaml = require('js-yaml');
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var uuid = require('uuid');
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var xdgBasedir = require('xdg-basedir');
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var tempdir = os.tmpdir || os.tmpDir; // support node 0.8
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var user = (osenv.user() || uuid.v4()).replace(/\\/g, '');
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var configDir = xdgBasedir.config || path.join(tempdir(), user, '.config');
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var permissionError = 'You don\'t have access to this file.';
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var defaultPathMode = parseInt('0700', 8);
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var writeFileOptions = { mode: parseInt('0600', 8) };
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if (/^v0\.8\./.test(process.version)) {
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writeFileOptions = undefined;
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}
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function Configstore(id, defaults) {
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this.path = path.join(configDir, 'configstore', id + '.yml');
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this.all = assign({}, defaults || {}, this.all || {});
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}
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Configstore.prototype = Object.create(Object.prototype, {
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all: {
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get: function () {
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try {
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return yaml.safeLoad(fs.readFileSync(this.path, 'utf8'), {
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filename: this.path,
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schema: yaml.JSON_SCHEMA
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});
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} catch (err) {
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// create dir if it doesn't exist
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if (err.code === 'ENOENT') {
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mkdirp.sync(path.dirname(this.path), defaultPathMode);
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return {};
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}
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// improve the message of permission errors
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if (err.code === 'EACCES') {
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err.message = err.message + '\n' + permissionError + '\n';
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}
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// empty the file if it encounters invalid YAML
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if (err.name === 'YAMLException') {
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fs.writeFileSync(this.path, '', writeFileOptions);
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return {};
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}
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throw err;
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}
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},
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set: function (val) {
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try {
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// make sure the folder exists, it could have been
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// deleted meanwhile
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mkdirp.sync(path.dirname(this.path), defaultPathMode);
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fs.writeFileSync(this.path, yaml.safeDump(val, {
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skipInvalid: true,
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schema: yaml.JSON_SCHEMA
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}), writeFileOptions);
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} catch (err) {
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// improve the message of permission errors
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if (err.code === 'EACCES') {
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err.message = err.message + '\n' + permissionError + '\n';
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}
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throw err;
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}
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}
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},
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size: {
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get: function () {
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return Object.keys(this.all || {}).length;
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}
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}
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});
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Configstore.prototype.get = function (key) {
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return this.all[key];
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};
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Configstore.prototype.set = function (key, val) {
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var config = this.all;
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config[key] = val;
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this.all = config;
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};
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Configstore.prototype.del = function (key) {
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var config = this.all;
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delete config[key];
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this.all = config;
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};
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module.exports = Configstore;
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