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library.js
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library.js
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"use strict";
(function(nbb){
var Newsletter = { },
async = require('async'),
winston = require('winston'),
nconf = require('nconf'),
NodeBB = { },
db = nbb.require('./database'),
Emailer = nbb.require('./emailer'),
User = nbb.require('./user'),
Groups = nbb.require('./groups'),
Meta = nbb.require('./meta'),
Plugins = nbb.require('./plugins'),
SioPlugins = nbb.require('./socket.io/plugins');
Newsletter.load = function (params, callback) {
// Delegate arguments
if (arguments.length === 2) {
NodeBB.app = params.app;
NodeBB.router = params.router;
NodeBB.middleware = params.middleware;
}else{
return winston.info("[Newsletter] Failed to load plugin. Invalid arguments found for app.load(). Are you sure you're using a compatible version of NodeBB?");
}
function render (req, res, next) {
async.parallel({
groups: function(next) {
db.getSortedSetRevRange("groups:createtime", 0, -1, function (err, groups) {
if (err) {
winston.warn("[Newsletter] Failed to load groups: " + err);
return next(err);
}
function groupsFilter(group, next) {
next(group.slice(0,3) !== 'cid' && group !== 'administrators' && group !== 'registered-users');
}
function groupsMap(group, next) {
next(null, {name: group});
}
async.waterfall([
function (next) {
async.filter(groups, groupsFilter, function (_groups) {
next(null, _groups);
});
},
function (_groups, next) {
async.map(_groups, groupsMap, next);
}
], next);
});
},
formatting: function (next) {
Plugins.fireHook('filter:composer.formatting', {
options: [
{ name: 'tags', className: 'fa fa-tags', mobile: true }
]
}, function (err, payload) {
next(err, payload.options);
});
}
},
function (err, payload) {
if (!err) {
res.render('admin/plugins/newsletter', payload);
}else{
res.send("Error: " + err);
}
});
}
NodeBB.router.get('/admin/plugins/newsletter', NodeBB.middleware.admin.buildHeader, render);
NodeBB.router.get('/api/admin/plugins/newsletter', render);
NodeBB.router.get('/newsletter/config', function (req, res) {
res.status(200);
});
SioPlugins.Newsletter = { };
// The user clicked send on the Newsletter page.
SioPlugins.Newsletter.send = function (socket, data, callback) {
// Do all the things.
async.waterfall([
// Make sure the user is an admin.
async.apply(User.isAdministrator, socket.uid),
function (isAdmin, next) {
// Do a warning if the user is not an admin.
if (isAdmin) {
winston.info('[Newsletter] uid ' + socket.uid + ' sent a newsletter.');
}else{
winston.warn('[socket.io] Call to admin method ( ' + 'plugins.Newsletter.send' + ' ) blocked (accessed by uid ' + socket.uid + ')');
return next(new Error("[[error:not_admin]]"));
}
// Set the correct group.
if (data.group === 'everyone') {
data.group = 'users:joindate';
}else{
data.group = 'group:' + data.group + ':members';
}
winston.info('[Newsletter] Sending to group "' + data.group + '".');
return next();
},
// Get the users
function (next) {
db.getSortedSetRange(data.group, 0, -1, next);
},
// Why doesn't this work?
// async.apply(db.getSortedSetRange, data.group, 0, -1),
// Get the user fields and settings.
function (uids, next) {
async.parallel({
fields: async.apply(User.getMultipleUserFields, uids, ['uid', 'email', 'username', 'userslug', 'banned']),
settings: async.apply(User.getMultipleUserSettings, uids)
}, function (err, results) {
if (err) return next(err);
for (var i in results.fields) {
results.fields[i].pluginNewsletterSub = results.settings[i].pluginNewsletterSub;
}
next(null, results.fields);
});
},
// Filter the users.
function (users, next) {
async.filter(users, function (user, next) {
// Check for nulls and warn.
if (!(!!user && user.uid !== void 0 && !!user.email && !!user.username)) {
winston.warn('[Newsletter] Null data at uid ' + user.uid + ', skipping.');
return next(false);
}
// Skip banned users and warn.
if (parseInt(user.banned, 10) === 1) {
winston.warn('[Newsletter] Banned user at uid ' + user.uid + ', skipping.');
return next(false);
}
// Skip unsubscribed users.
if (!user.pluginNewsletterSub) {
winston.warn('[Newsletter] Unsubscribed user at uid ' + user.uid + ', skipping.');
return next(false);
}
// User is valid.
return next(true);
}, function (users) {
next(null, users);
});
},
function (users, next) {
// Get the site Title.
Meta.configs.get('title', function(err, title){
if (err) return next(err);
// Send the emails.
winston.info('[Newsletter] Sending email newsletter to ' + users.length + ' users: ');
async.eachLimit(users, 100, function (userObj, next) {
// Email options.
var options = {
subject: data.subject,
username: userObj.username,
body: data.template.replace('{username}', userObj.username),
title: title,
userslug: userObj.userslug,
url: nconf.get('url')
};
// Send and go to next user. It will automagically wait if over 100 threads I think.
Emailer.send('newsletter', userObj.uid, options);
winston.info('[Newsletter] Sent email newsletter to '+ userObj.uid);
return next(null);
// We're done.
}, function (err) {
winston.info('[Newsletter] Finished email loop with error value: ' + err);
next(err);
});
});
}
], function (err) {
winston.info('[Newsletter] Done sending emails.');
// Returns true if there were no errors.
if (err) {
winston.warn('[Newsletter] Error sending emails: ' + (err.message || err) );
callback(false);
}else{
callback(true);
}
winston.info('[Newsletter] Finished main loop with error value: ' + err);
});
};
// End of app.load
callback();
};
Newsletter.adminHeader = function (custom_header, callback) {
custom_header.plugins.push({
"route": '/plugins/newsletter',
"icon": 'fa-newspaper-o ',
"name": 'Newsletter'
});
callback(null, custom_header);
};
Newsletter.filterUserSettings = function (data, next) {
//{settings: results.settings, customSettings: [], uid: req.uid}
data.settings.pluginNewsletterSub = data.settings.pluginNewsletterSub !== void 0 ? parseInt(data.settings.pluginNewsletterSub, 10) === 1 : true;
data.customSettings.push({
title: "[[newsletter:sub-setting]]",
content: '\
<div class="checkbox">\
<label>\
<input type="checkbox" data-property="pluginNewsletterSub"' + (data.settings.pluginNewsletterSub ? ' checked' : '') + '> <strong>[[newsletter:sub]]</strong>\
</label>\
<a name="newsletter"></a>\
</div>'
});
next(null, data);
};
Newsletter.filterUserGetSettings = function (data, next) {
if (data.settings.pluginNewsletterSub === void 0) data.settings.pluginNewsletterSub = '1';
next(null, data);
};
Newsletter.actionSaveSettings = function (data, next) {
db.setObjectField('user:' + data.uid + ':settings', 'pluginNewsletterSub', data.settings.pluginNewsletterSub);
};
module.exports = Newsletter;
})(module.parent);