enigma-bbs/core/message_area.js

122 lines
2.8 KiB
JavaScript

/* jslint node: true */
'use strict';
var msgDb = require('./database.js').dbs.message;
var Config = require('./config.js').config;
var async = require('async');
var _ = require('lodash');
var assert = require('assert');
exports.getAvailableMessageAreas = getAvailableMessageAreas;
exports.getMessageAreaByName = getMessageAreaByName;
exports.changeMessageArea = changeMessageArea;
exports.getMessageListForArea = getMessageListForArea;
function getAvailableMessageAreas() {
return Config.messages.areas;
}
function getMessageAreaByName(areaName) {
areaName = areaName.toLowerCase();
var availAreas = getAvailableMessageAreas();
var index = _.findIndex(availAreas, function pred(an) {
return an.name == areaName;
});
if(index > -1) {
return availAreas[index];
}
}
function changeMessageArea(client, areaName, cb) {
async.waterfall(
[
function getArea(callback) {
var area = getMessageAreaByName(areaName);
if(area) {
callback(null, area);
} else {
callback(new Error('Invalid message area'));
}
},
function validateAccess(area, callback) {
// :TODO: validate user has access to |area| -- must belong to group(s) specified
callback(null, area);
},
function changeArea(area, callback) {
client.user.persistProperty('message_area_name', area.name, function persisted(err) {
callback(err, area);
});
}
],
function complete(err, area) {
if(!err) {
client.log.info( area, 'Current message area changed');
} else {
client.log.warn( { area : area, error : err.message }, 'Could not change message area');
}
cb(err);
}
);
}
function getMessageListForArea(options, areaName, cb) {
//
// options.client (required)
//
assert(_.isObject(options.client));
/*
[
{
messageId, messageUuid, replyToId, toUserName, fromUserName, subject, modTimestamp,
status(new|old),
viewCount
}
]
*/
var msgList = [];
async.series(
[
function fetchMessages(callback) {
msgDb.each(
'SELECT message_id, message_uuid, reply_to_message_id, to_user_name, from_user_name, subject, modified_timestamp, view_count ' +
'FROM message ' +
'WHERE area_name=? ' +
'ORDER BY message_id;',
[ areaName.toLowerCase() ],
function msgRow(err, row) {
if(!err) {
msgList.push( {
id : row.message_id,
uuid : row.message_uuid,
replyToId : row.reply_to_message_id,
toUsername : row.to_user_name,
fromUsername : row.from_user_name,
subject : row.subject,
timestamp : row.modified_timestamp,
viewCount : row.view_count,
} );
}
},
callback
);
},
function fetchStatus(callback) {
callback(null);// :TODO: fixmeh.
}
],
function complete(err) {
cb(err, msgList);
}
);
}