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small refactor

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This commit is contained in:
barisusakli
2014-05-20 17:46:13 -04:00
parent 9bb13a0d29
commit 1e68974f50
1 changed files with 41 additions and 54 deletions
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95
src/posts.js
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@@ -157,44 +157,7 @@ var db = require('./database'),
});
};
Posts.getPostsByUid = function(callerUid, uid, start, end, callback) {
user.getPostIds(uid, start, end, function(err, pids) {
if (err) {
return callback(err);
}
async.filter(pids, function(pid, next) {
privileges.posts.can('read', pid, callerUid, function(err, canRead) {
next(!err && canRead);
});
}, function(pids) {
if (!(pids && pids.length)) {
return callback(null, { posts: [], nextStart: 0});
}
Posts.getPostSummaryByPids(pids, false, function(err, posts) {
if (err) {
return callback(err);
}
if (!Array.isArray(posts) || !posts.length) {
return callback(null, { posts: [], nextStart: 0});
}
db.sortedSetRevRank('uid:' + uid + ':posts', posts[posts.length - 1].pid, function(err, rank) {
if(err) {
return callback(err);
}
var userPosts = {
posts: posts,
nextStart: parseInt(rank, 10) + 1
};
callback(null, userPosts);
});
});
});
});
};
Posts.getRecentPosts = function(uid, start, stop, term, callback) {
var terms = {
@@ -423,34 +386,58 @@ var db = require('./database'),
});
};
Posts.getPostsByUid = function(callerUid, uid, start, end, callback) {
user.getPostIds(uid, start, end, function(err, pids) {
if (err) {
return callback(err);
}
async.filter(pids, function(pid, next) {
privileges.posts.can('read', pid, callerUid, function(err, canRead) {
next(!err && canRead);
});
}, function(pids) {
getPostsFromSet('uid:' + uid + ':posts', pids, callback);
});
});
};
Posts.getFavourites = function(uid, start, end, callback) {
db.getSortedSetRevRange('uid:' + uid + ':favourites', start, end, function(err, pids) {
if (err) {
return callback(err);
}
Posts.getPostSummaryByPids(pids, false, function(err, posts) {
getPostsFromSet('uid:' + uid + ':favourites', pids, callback);
});
};
function getPostsFromSet(set, pids, callback) {
if (!Array.isArray(pids) || !pids.length) {
return callback(null, {posts: [], nextStart: 0});
}
Posts.getPostSummaryByPids(pids, false, function(err, posts) {
if (err) {
return callback(err);
}
if (!Array.isArray(posts) || !posts.length) {
return callback(null, {posts: [], nextStart: 0});
}
db.sortedSetRevRank(set, posts[posts.length - 1].pid, function(err, rank) {
if(err) {
return callback(err);
}
if(!posts || !posts.length) {
return callback(null, { posts: [], nextStart: 0});
}
db.sortedSetRevRank('uid:' + uid + ':favourites', posts[posts.length - 1].pid, function(err, rank) {
if(err) {
return callback(err);
}
var favourites = {
posts: posts,
nextStart: parseInt(rank, 10) + 1
};
callback(null, favourites);
});
var data = {
posts: posts,
nextStart: parseInt(rank, 10) + 1
};
callback(null, data);
});
});
};
}
Posts.getPidPage = function(pid, uid, callback) {
if(!pid) {