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infinite scrolling for topics in category view, changed how topics are stored in categories, using sorted sets instead of sets now, if you update to this commit run node app --upgrade to upgrade the redis schema, #141

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This commit is contained in:
Baris Soner Usakli
2013-08-09 20:03:19 -04:00
parent 04e0d075ec
commit 1cc8214d16
9 changed files with 186 additions and 61 deletions
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46
src/posts.js
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@@ -108,6 +108,20 @@ var RDB = require('./redis.js'),
});
}
Posts.getPostField = function(pid, field, callback) {
RDB.hget('post:' + pid, field, function(err, data) {
if(err === null)
callback(data);
else
console.log(err);
});
}
Posts.setPostField = function(pid, field, value) {
RDB.hset('post:' + pid, field, value);
}
Posts.getPostsByPids = function(pids, callback) {
var posts = [];
@@ -141,35 +155,6 @@ var RDB = require('./redis.js'),
});
}
Posts.getPostField = function(pid, field, callback) {
RDB.hget('post:' + pid, field, function(err, data) {
if(err === null)
callback(data);
else
console.log(err);
});
}
Posts.setPostField = function(pid, field, value) {
RDB.hset('post:' + pid, field, value);
}
Posts.getPostFields = function(pid, fields, callback) {
RDB.hmget('post:' + pid, fields, function(err, data) {
if(err === null) {
var returnData = {};
for(var i=0, ii=fields.length; i<ii; ++i) {
returnData[fields[i]] = data[i];
}
callback(returnData);
}
else
console.log(err);
});
}
Posts.get_cid_by_pid = function(pid, callback) {
Posts.getPostField(pid, 'tid', function(tid) {
if (tid) {
@@ -317,7 +302,8 @@ var RDB = require('./redis.js'),
feed.updateTopic(tid, cid);
RDB.zadd('categories:recent_posts:cid:' + cid, Date.now(), pid);
RDB.zadd('categories:recent_posts:cid:' + cid, timestamp, pid);
RDB.zadd('categories:' + cid + ':tid', timestamp, tid);
// this is a bit of a naive implementation, defn something to look at post-MVP
RDB.scard('cid:' + cid + ':active_users', function(amount) {