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store teaserPid in topic

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-update teaser pid as necessary in addPostToTopic, removePostFromTopic,
post purge
-removed 20x db calls from getTeasers
-fixed scroll to post in sub folder install
-upgrade script to update topics with teaserPid
This commit is contained in:
barisusakli
2014-12-12 18:52:37 -05:00
parent 0cb0dafae3
commit 2c7d9e1a7c
5 changed files with 102 additions and 85 deletions
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84
src/topics/posts.js
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@@ -23,7 +23,7 @@ module.exports = function(Topics) {
},
function(next) {
Topics.addPostToTopic(postData.tid, postData.pid, postData.timestamp, 0, next);
}
},
], callback);
};
@@ -134,43 +134,55 @@ module.exports = function(Topics) {
});
};
Topics.getLatestUndeletedPost = function(tid, callback) {
Topics.getLatestUndeletedPid(tid, function(err, pid) {
if(err) {
Topics.getLatestUndeletedPid = function(tid, callback) {
Topics.getLatestUndeletedReply(tid, function(err, pid) {
if (err) {
return callback(err);
}
posts.getPostData(pid, callback);
if (parseInt(pid, 10)) {
return callback(null, pid.toString());
}
Topics.getTopicField(tid, 'mainPid', function(err, mainPid) {
callback(err, parseInt(mainPid, 10) ? mainPid.toString() : null);
});
});
};
Topics.getLatestUndeletedPid = function(tid, callback) {
async.parallel({
mainPid: function(next) {
Topics.getTopicField(tid, 'mainPid', next);
},
pids: function(next) {
db.getSortedSetRevRange('tid:' + tid + ':posts', 0, -1, next);
}
}, function(err, results) {
if(err) {
return callback(err);
}
Topics.getLatestUndeletedReply = function(tid, callback) {
var isDeleted = false;
var done = false;
var latestPid = null;
var index = 0;
async.doWhilst(
function(next) {
db.getSortedSetRevRange('tid:' + tid + ':posts', index, index, function(err, pids) {
if (err) {
return next(err);
}
if (!results.mainPid && (!Array.isArray(results.pids) || !results.pids.length)) {
return callback(null, null);
}
if (!Array.isArray(pids) || !pids.length) {
done = true;
return next();
}
results.pids.push(results.mainPid);
async.detectSeries(results.pids, function(pid, next) {
posts.getPostField(pid, 'deleted', function(err, deleted) {
next(parseInt(deleted, 10) === 0);
posts.getPostField(pids[0], 'deleted', function(err, deleted) {
if (err) {
return next(err);
}
latestPid = pids[0];
isDeleted = deleted;
++index;
next();
});
});
}, function(pid) {
callback(null, pid ? pid.toString() : null);
});
});
},
function() {
return isDeleted && !done;
},
function(err) {
callback(err, latestPid);
}
);
};
Topics.addPostToTopic = function(tid, pid, timestamp, votes, callback) {
@@ -188,7 +200,12 @@ module.exports = function(Topics) {
function(next) {
db.sortedSetAdd('tid:' + tid + ':posts:votes', votes, pid, next);
}
], callback);
], function(err) {
if (err) {
return callback(err);
}
Topics.updateTeaser(tid, callback);
});
}
});
};
@@ -202,7 +219,10 @@ module.exports = function(Topics) {
db.sortedSetRemove('tid:' + tid + ':posts:votes', pid, next);
}
], function(err, results) {
callback(err);
if (err) {
return callback(err);
}
Topics.updateTeaser(tid, callback);
});
};