2016-09-29 03:54:25 +00:00
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/* jslint node: true */
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'use strict';
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// ENiGMA½
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2016-10-01 19:25:32 +00:00
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const Config = require('./config.js').config;
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const Errors = require('./enig_error.js').Errors;
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const sortAreasOrConfs = require('./conf_area_util.js').sortAreasOrConfs;
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2016-09-29 03:54:25 +00:00
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// deps
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const _ = require('lodash');
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2016-10-01 19:25:32 +00:00
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const async = require('async');
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2016-09-29 03:54:25 +00:00
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exports.getAvailableFileAreas = getAvailableFileAreas;
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2016-10-01 19:25:32 +00:00
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exports.getSortedAvailableFileAreas = getSortedAvailableFileAreas;
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exports.getDefaultFileArea = getDefaultFileArea;
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2016-09-29 03:54:25 +00:00
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exports.getFileAreaByTag = getFileAreaByTag;
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2016-10-01 19:25:32 +00:00
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exports.changeFileAreaWithOptions = changeFileAreaWithOptions;
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const WellKnownAreaTags = exports.WellKnownAreaTags = {
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Invalid : '',
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MessageAreaAttach : 'message_area_attach',
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};
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2016-09-29 03:54:25 +00:00
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function getAvailableFileAreas(client, options) {
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options = options || { includeSystemInternal : false };
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// perform ACS check per conf & omit system_internal if desired
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return _.omit(Config.fileAreas.areas, (area, areaTag) => {
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2016-10-01 19:25:32 +00:00
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if(!options.includeSystemInternal && WellKnownAreaTags.MessageAreaAttach === areaTag) {
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2016-09-29 03:54:25 +00:00
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return true;
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2016-10-01 19:25:32 +00:00
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}
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2016-09-29 03:54:25 +00:00
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return !client.acs.hasFileAreaRead(area);
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});
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}
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2016-10-01 19:25:32 +00:00
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function getSortedAvailableFileAreas(client, options) {
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const areas = _.map(getAvailableFileAreas(client, options), (v, k) => {
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return {
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areaTag : k,
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area : v
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};
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});
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sortAreasOrConfs(areas, 'area');
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return areas;
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}
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function getDefaultFileArea(client, disableAcsCheck) {
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let defaultArea = _.findKey(Config.fileAreas, o => o.default);
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if(defaultArea) {
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const area = Config.fileAreas.areas[defaultArea];
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if(true === disableAcsCheck || client.acs.hasFileAreaRead(area)) {
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return defaultArea;
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}
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}
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// just use anything we can
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defaultArea = _.findKey(Config.fileAreas.areas, (area, areaTag) => {
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return WellKnownAreaTags.MessageAreaAttach !== areaTag && (true === disableAcsCheck || client.acs.hasFileAreaRead(area));
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});
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return defaultArea;
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}
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2016-09-29 03:54:25 +00:00
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function getFileAreaByTag(areaTag) {
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return Config.fileAreas.areas[areaTag];
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2016-10-01 19:25:32 +00:00
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}
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function changeFileAreaWithOptions(client, areaTag, options, cb) {
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async.waterfall(
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[
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function getArea(callback) {
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const area = getFileAreaByTag(areaTag);
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return callback(area ? null : Errors.Invalid('Invalid file areaTag'), area);
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},
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function validateAccess(area, callback) {
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if(!client.acs.hasFileAreaRead(area)) {
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return callback(Errors.AccessDenied('No access to this area'));
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}
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},
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function changeArea(area, callback) {
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if(true === options.persist) {
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client.user.persistProperty('file_area_tag', areaTag, err => {
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return callback(err, area);
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});
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} else {
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client.user.properties['file_area_tag'] = areaTag;
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return callback(null, area);
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}
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}
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],
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(err, area) => {
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if(!err) {
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client.log.info( { areaTag : areaTag, area : area }, 'Current file area changed');
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} else {
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client.log.warn( { areaTag : areaTag, area : area, error : err.message }, 'Could not change file area');
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}
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return cb(err);
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}
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);
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}
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