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| 'use strict';
var async = require('async');
var db = require('../database');
var categories = require('../categories');
var privileges = require('../privileges');
var user = require('../user');
var topics = require('../topics');
var apiController = require('../controllers/api');
var SocketCategories = {};
SocketCategories.getRecentReplies = function(socket, cid, callback) {
categories.getRecentReplies(cid, socket.uid, 4, callback);
};
SocketCategories.get = function(socket, data, callback) {
async.parallel({
isAdmin: async.apply(user.isAdministrator, socket.uid),
categories: function(next) {
async.waterfall([
async.apply(db.getSortedSetRange, 'categories:cid', 0, -1),
async.apply(categories.getCategoriesData),
], next);
}
}, function(err, results) {
if (err) {
return callback(err);
}
results.categories = results.categories.filter(function(category) {
return category && (!category.disabled || results.isAdmin);
});
callback(null, results.categories);
});
};
SocketCategories.getWatchedCategories = function(socket, data, callback) {
async.parallel({
categories: async.apply(categories.getCategoriesByPrivilege, socket.uid, 'find'),
ignoredCids: async.apply(user.getIgnoredCategories, socket.uid)
}, function(err, results) {
if (err) {
return callback(err);
}
var watchedCategories = results.categories.filter(function(category) {
return category && results.ignoredCids.indexOf(category.cid.toString()) === -1;
});
callback(null, watchedCategories);
});
};
SocketCategories.loadMore = function(socket, data, callback) {
if (!data) {
return callback(new Error('[[error:invalid-data]]'));
}
async.parallel({
privileges: function(next) {
privileges.categories.get(data.cid, socket.uid, next);
},
settings: function(next) {
user.getSettings(socket.uid, next);
},
targetUid: function(next) {
if (data.author) {
user.getUidByUserslug(data.author, next);
} else {
next();
}
}
}, function(err, results) {
if (err) {
return callback(err);
}
if (!results.privileges.read) {
return callback(new Error('[[error:no-privileges]]'));
}
var infScrollTopicsPerPage = 20;
var set = 'cid:' + data.cid + ':tids',
reverse = false;
if (results.settings.categoryTopicSort === 'newest_to_oldest') {
reverse = true;
} else if (results.settings.categoryTopicSort === 'most_posts') {
reverse = true;
set = 'cid:' + data.cid + ':tids:posts';
}
var start = Math.max(0, parseInt(data.after, 10)) + 1;
if (data.direction === -1) {
start = start - (reverse ? infScrollTopicsPerPage : -infScrollTopicsPerPage);
}
var stop = start + infScrollTopicsPerPage - 1;
start = Math.max(0, start);
stop = Math.max(0, stop);
if (results.targetUid) {
set = 'cid:' + data.cid + ':uid:' + results.targetUid + ':tids';
}
categories.getCategoryTopics({
cid: data.cid,
set: set,
reverse: reverse,
start: start,
stop: stop,
uid: socket.uid,
targetUid: results.targetUid,
settings: results.settings
}, function(err, data) {
if (err) {
return callback(err);
}
categories.modifyTopicsByPrivilege(data.topics, results.privileges);
data.privileges = results.privileges;
data.template = {
category: true,
name: 'category'
};
callback(null, data);
});
});
};
SocketCategories.getPageCount = function(socket, cid, callback) {
categories.getPageCount(cid, socket.uid, callback);
};
SocketCategories.getTopicCount = function(socket, cid, callback) {
categories.getCategoryField(cid, 'topic_count', callback);
};
SocketCategories.getCategoriesByPrivilege = function(socket, privilege, callback) {
categories.getCategoriesByPrivilege('categories:cid', socket.uid, privilege, callback);
};
SocketCategories.getMoveCategories = function(socket, data, callback) {
async.parallel({
isAdmin: async.apply(user.isAdministrator, socket.uid),
categories: function(next) {
async.waterfall([
function (next) {
db.getSortedSetRange('cid:0:children', 0, -1, next);
},
function (cids, next) {
categories.getCategories(cids, socket.uid, next);
}
], next);
}
}, function(err, results) {
if (err) {
return callback(err);
}
results.categories = results.categories.filter(function(category) {
return category && (!category.disabled || results.isAdmin) && !category.link;
});
callback(null, results.categories);
});
};
SocketCategories.watch = function(socket, cid, callback) {
user.watchCategory(socket.uid, cid, function(err) {
if (err) {
return callback(err);
}
topics.pushUnreadCount(socket.uid, callback);
});
};
SocketCategories.ignore = function(socket, cid, callback) {
user.ignoreCategory(socket.uid, cid, function(err) {
if (err) {
return callback(err);
}
topics.pushUnreadCount(socket.uid, callback);
});
};
SocketCategories.isModerator = function(socket, cid, callback) {
user.isModerator(socket.uid, cid, callback);
};
SocketCategories.getCategory = function(socket, cid, callback) {
apiController.getObjectByType(socket.uid, 'category', cid, callback);
};
module.exports = SocketCategories;
|