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removed some dupe code

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barisusakli
2016-05-19 16:32:29 +03:00
parent 3f0ca31393
commit 46d7994093
1 changed files with 38 additions and 75 deletions
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113
src/topics/follow.js
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@@ -44,6 +44,18 @@ module.exports = function(Topics) {
};
Topics.follow = function(tid, uid, callback) {
setWatching(follow, unignore, 'action:topic.follow', tid, uid, callback);
};
Topics.unfollow = function(tid, uid, callback) {
setWatching(unfollow, unignore, 'action:topic.unfollow', tid, uid, callback);
};
Topics.ignore = function(tid, uid, callback) {
setWatching(ignore, unfollow, 'action:topic.ignore', tid, uid, callback);
};
function setWatching(method1, method2, hook, tid, uid, callback) {
callback = callback || function() {};
if (!parseInt(uid, 10)) {
return callback();
@@ -56,111 +68,62 @@ module.exports = function(Topics) {
if (!exists) {
return next(new Error('[[error:no-topic]]'));
}
follow(tid, uid, next);
method1(tid, uid, next);
},
function (next) {
unignore(tid, uid, next);
method2(tid, uid, next);
},
async.apply(plugins.fireHook, 'action:topic.follow', {uid: uid, tid: tid})
async.apply(plugins.fireHook, hook, {uid: uid, tid: tid})
], callback);
};
Topics.unfollow = function(tid, uid, callback) {
callback = callback || function() {};
async.waterfall([
function (next) {
Topics.exists(tid, next);
},
function (exists, next) {
if (!exists) {
return next(new Error('[[error:no-topic]]'));
}
unfollow(tid, uid, next);
},
function (next) {
unignore(tid, uid, next);
},
async.apply(plugins.fireHook, 'action:topic.unfollow', {uid: uid, tid: tid}),
], callback);
};
Topics.ignore = function(tid, uid, callback) {
callback = callback || function() {};
async.waterfall([
function (next) {
Topics.exists(tid, next);
},
function (exists, next) {
if (!exists) {
return next(new Error('[[error:no-topic]]'));
}
ignore(tid, uid, next);
},
function (next) {
unfollow(tid, uid, next);
},
async.apply(plugins.fireHook, 'action:topic.ignore', {uid: uid, tid: tid})
], callback);
};
}
function follow(tid, uid, callback) {
async.waterfall([
function (next) {
db.setAdd('tid:' + tid + ':followers', uid, next);
},
function (next) {
db.sortedSetAdd('uid:' + uid + ':followed_tids', Date.now(), tid, next);
}
], callback);
addToSets('tid:' + tid + ':followers', 'uid:' + uid + ':followed_tids', tid, uid, callback);
}
function unfollow(tid, uid, callback) {
async.waterfall([
function (next) {
db.setRemove('tid:' + tid + ':followers', uid, next);
},
function (next) {
db.sortedSetRemove('uid:' + uid + ':followed_tids', tid, next);
}
], callback);
removeFromSets('tid:'+ tid + ':followers', 'uid:' + uid + ':followed_tids', tid, uid, callback);
}
function ignore(tid, uid, callback) {
addToSets('tid:' + tid + ':ignorers', 'uid:' + uid + ':ignored_tids', tid, uid, callback);
}
function unignore(tid, uid, callback) {
removeFromSets('tid:'+ tid + ':ignorers', 'uid:' + uid + ':ignored_tids', tid, uid, callback);
}
function addToSets(set1, set2, tid, uid, callback) {
async.waterfall([
function (next) {
db.setAdd('tid:' + tid + ':ignorers', uid, next);
db.setAdd(set1, uid, next);
},
function(next) {
db.sortedSetAdd('uid:' + uid + ':ignored_tids', Date.now(), tid, next);
db.sortedSetAdd(set2, Date.now(), tid, next);
}
], callback);
}
function unignore(tid, uid, callback) {
function removeFromSets(set1, set2, tid, uid, callback) {
async.waterfall([
function (next) {
db.setRemove('tid:' + tid + ':ignorers', uid, next);
db.setRemove(set1, uid, next);
},
function(next) {
db.sortedSetRemove('uid:' + uid + ':ignored_tids', tid, next);
db.sortedSetRemove(set2, tid, next);
}
], callback);
}
Topics.isFollowing = function(tids, uid, callback) {
if (!Array.isArray(tids)) {
return callback();
}
if (!parseInt(uid, 10)) {
return callback(null, tids.map(function() { return false; }));
}
var keys = tids.map(function(tid) {
return 'tid:' + tid + ':followers';
});
db.isMemberOfSets(keys, uid, callback);
isIgnoringOrFollowing('followers', tids, uid, callback);
};
Topics.isIgnoring = function(tids, uid, callback) {
isIgnoringOrFollowing('ignorers', tids, uid, callback);
};
function isIgnoringOrFollowing(set, tids, uid, callback) {
if (!Array.isArray(tids)) {
return callback();
}
@@ -168,10 +131,10 @@ module.exports = function(Topics) {
return callback(null, tids.map(function() { return false; }));
}
var keys = tids.map(function(tid) {
return 'tid:' + tid + ':ignorers';
return 'tid:' + tid + ':' + set;
});
db.isMemberOfSets(keys, uid, callback);
};
}
Topics.getFollowers = function(tid, callback) {
db.getSetMembers('tid:' + tid + ':followers', callback);