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closes #4945

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This commit is contained in:
barisusakli
2016-08-15 19:23:10 +03:00
parent b9961bcffa
commit 6022fd984a
3 changed files with 243 additions and 5 deletions
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63
src/database/redis/sorted.js
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@@ -29,7 +29,7 @@ module.exports = function(redisClient, module) {
args.push(scores[i], values[i]);
}
redisClient.zadd(args, function(err, res) {
redisClient.zadd(args, function(err) {
callback(err);
});
}
@@ -42,7 +42,7 @@ module.exports = function(redisClient, module) {
multi.zadd(keys[i], score, value);
}
multi.exec(function(err, res) {
multi.exec(function(err) {
callback(err);
});
};
@@ -53,13 +53,13 @@ module.exports = function(redisClient, module) {
value = [value];
}
helpers.multiKeyValues(redisClient, 'zrem', key, value, function(err, result) {
helpers.multiKeyValues(redisClient, 'zrem', key, value, function(err) {
callback(err);
});
};
module.sortedSetsRemove = function(keys, value, callback) {
helpers.multiKeysValue(redisClient, 'zrem', keys, value, function(err, result) {
helpers.multiKeysValue(redisClient, 'zrem', keys, value, function(err) {
callback(err);
});
};
@@ -70,7 +70,7 @@ module.exports = function(redisClient, module) {
for(var i=0; i<keys.length; ++i) {
multi.zremrangebyscore(keys[i], min, max);
}
multi.exec(function(err, result) {
multi.exec(function(err) {
callback(err);
});
};
@@ -282,4 +282,57 @@ module.exports = function(redisClient, module) {
}
redisClient.zrangebylex([key, min, max, 'LIMIT', start, count], callback);
};
module.getSortedSetIntersect = function(params, callback) {
params.method = 'zrange';
getSortedSetRevIntersect(params, callback);
};
module.getSortedSetRevIntersect = function(params, callback) {
params.method = 'zrevrange';
getSortedSetRevIntersect(params, callback);
};
function getSortedSetRevIntersect (params, callback) {
var sets = params.sets;
var start = params.hasOwnProperty('start') ? params.start : 0;
var stop = params.hasOwnProperty('stop') ? params.stop : -1;
var weights = params.weights || [];
var tempSetName = 'temp_' + Date.now();
var interParams = [tempSetName, sets.length].concat(sets);
if (weights.length) {
interParams = interParams.concat(['WEIGHTS'].concat(weights));
}
if (params.aggregate) {
interParams = interParams.concat(['AGGREGATE', params.aggregate]);
}
var rangeParams = [tempSetName, start, stop];
if (params.withScores) {
rangeParams.push('WITHSCORES');
}
var multi = redisClient.multi();
multi.zinterstore(interParams);
multi[params.method](rangeParams);
multi.del(tempSetName);
multi.exec(function(err, results) {
if (err) {
return callback(err);
}
if (!params.withScores) {
return callback(null, results ? results[1] : null);
}
results = results[1] || [];
var objects = [];
for(var i=0; i<results.length; i+=2) {
objects.push({value: results[i], score: parseFloat(results[i + 1])});
}
callback(null, objects);
});
}
};