125 lines
3.3 KiB
JavaScript
125 lines
3.3 KiB
JavaScript
/* jslint node: true */
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'use strict';
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// ENiGMA½
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const checkAcs = require('./acs_parser.js').parse;
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const Log = require('./logger.js').log;
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// deps
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const assert = require('assert');
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const _ = require('lodash');
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class ACS {
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constructor(subject) {
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this.subject = subject;
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}
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static get Defaults() {
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return {
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MessageConfRead: 'GM[users]', // list/read
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MessageConfWrite: 'GM[users]', // post/write
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MessageAreaRead: 'GM[users]', // list/read; requires parent conf read
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MessageAreaWrite: 'GM[users]', // post/write; requires parent conf write
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FileAreaRead: 'GM[users]', // list
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FileAreaWrite: 'GM[sysops]', // upload
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FileAreaDownload: 'GM[users]', // download
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};
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}
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check(acs, scope, defaultAcs) {
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acs = acs ? acs[scope] : defaultAcs;
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acs = acs || defaultAcs;
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try {
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return checkAcs(acs, { subject: this.subject });
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} catch (e) {
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Log.warn({ exception: e, acs: acs }, 'Exception caught checking ACS');
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return false;
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}
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}
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//
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// Message Conferences & Areas
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//
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hasMessageConfRead(conf) {
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return this.check(conf.acs, 'read', ACS.Defaults.MessageConfRead);
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}
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hasMessageConfWrite(conf) {
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return this.check(conf.acs, 'write', ACS.Defaults.MessageConfWrite);
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}
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hasMessageAreaRead(area) {
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return this.check(area.acs, 'read', ACS.Defaults.MessageAreaRead);
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}
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hasMessageAreaWrite(area) {
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return this.check(area.acs, 'write', ACS.Defaults.MessageAreaWrite);
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}
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//
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// File Base / Areas
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//
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hasFileAreaRead(area) {
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return this.check(area.acs, 'read', ACS.Defaults.FileAreaRead);
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}
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hasFileAreaWrite(area) {
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// :TODO: create 'upload' alias?
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return this.check(area.acs, 'write', ACS.Defaults.FileAreaWrite);
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}
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hasFileAreaDownload(area) {
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return this.check(area.acs, 'download', ACS.Defaults.FileAreaDownload);
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}
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hasMenuModuleAccess(modInst) {
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const acs = _.get(modInst, 'menuConfig.config.acs');
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if (!_.isString(acs)) {
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return true; // no ACS check req.
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}
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try {
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return checkAcs(acs, { subject: this.subject });
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} catch (e) {
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Log.warn({ exception: e, acs: acs }, 'Exception caught checking ACS');
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return false;
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}
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}
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matches(acs) {
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return checkAcs(acs, {subject: this.subject});
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}
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getConditionalValue(condArray, memberName) {
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if (!Array.isArray(condArray)) {
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// no cond array, just use the value
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return condArray;
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}
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assert(_.isString(memberName));
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const matchCond = condArray.find(cond => {
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if (_.has(cond, 'acs')) {
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try {
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return checkAcs(cond.acs, { subject: this.subject });
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} catch (e) {
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Log.warn(
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{ exception: e, acs: cond },
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'Exception caught checking ACS'
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);
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return false;
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}
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} else {
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return true; // no ACS check req.
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}
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});
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if (matchCond) {
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return matchCond[memberName];
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}
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}
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}
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module.exports = ACS;
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