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pagination on posts

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This commit is contained in:
Baris Soner Usakli
2014-01-24 20:00:56 -05:00
parent 8d007e7029
commit 606367701f
8 changed files with 232 additions and 32 deletions
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38
src/socket.io/topics.js
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@@ -230,14 +230,46 @@ SocketTopics.loadMore = function(socket, data, callback) {
return callback(new Error('invalid data'));
}
var postsPerPage = parseInt(meta.config.postsPerPage, 10);
postsPerPage = postsPerPage ? postsPerPage : 20;
var start = data.after,
end = start + 9;
end = start + postsPerPage - 1;
topics.getTopicPosts(data.tid, start, end, socket.uid, function(err, posts) {
if(err) {
return callback(err);
}
callback(err, {posts: posts});
});
};
SocketTopics.loadPage = function(socket, data, callback) {
if(!data || !data.tid || !data.page || parseInt(data.page < 0)) {
return callback(new Error('invalid data'));
}
var postsPerPage = parseInt((meta.config.postsPerPage ? meta.config.postsPerPage : 20), 10);
topics.getPageCount(data.tid, function(err, pageCount) {
if(err) {
return callback(err);
}
if(data.page > pageCount) {
return callback(new Error('page doesn\'t exist'));
}
var start = (data.page-1) * postsPerPage,
end = start + postsPerPage - 1;
topics.getTopicPosts(data.tid, start, end, socket.uid, function(err, posts) {
callback(err, {posts: posts});
});
});
}
SocketTopics.loadMoreRecentTopics = function(socket, data, callback) {
if(!data || !data.term) {
return callback(new Error('invalid data'));
@@ -256,4 +288,8 @@ SocketTopics.loadMoreUnreadTopics = function(socket, data, callback) {
topics.getUnreadTopics(socket.uid, start, end, callback);
};
SocketTopics.getPageCount = function(socket, tid, callback) {
topics.getPageCount(tid, callback);
}
module.exports = SocketTopics;