This blog post might be useful for you:
http://ssc.io/a-recommendation-webservice-in-10-minutes/
On 14.01.2013 09:31, Sékine Coulibaly wrote:
> Hi Ibrahim,
>
> Actually, for now, I wish I could use it locally, in other words without
> using Haddop framework. I've been successfull in trying to launch :
> factorize-movielense-1M.sh ratings.dat
>
> I wish I could launch that very same command from PHP. The Apache user is
> www-data indeed. The /tmp/mahout-work-www-data directory is created but
> only contains the ratings.csv file.
>
> Regards
>
>
>
>
> 2013/1/14 Ibrahim Yakti <iya...@souq.com>
>
>> your php scripts run using apache user which most probably doesn't have
>> HADOOP_HOME, HADOOP_CONF_DIR, ...etc variables defined, please try to
>> define them in the php script before making the call.
>>
>> I hope it works.
>>
>>
>> --
>> Ibrahim
>>
>>
>> On Sun, Jan 13, 2013 at 11:38 PM, Sékine Coulibaly <scoulib...@gmail.com
>>> wrote:
>>
>>> Hi there,
>>>
>>> I've been able to start locally the factorize-movielens script. What I'd
>>> like to do is basically create a PHP webservice able to start that very
>>> same script, and return the recommendations.
>>>
>>> I'm using Apache2, and I use PHP's shell_exec to start the script as
>>> follows :
>>>
>>>
>>> putenv("JAVA_HOME=" .'/usr/local/jvm/jdk1.7.0_05');
>>> $output =
>>>
>>>
>> shell_exec('/home/scoulibaly/Téléchargements/mahout-distribution-0.6/examples/bin/factorize-movielens-1M.sh
>>>
>>>
>> /home/scoulibaly/Téléchargements/mahout-distribution-0.6/examples/bin/ratings.dat');
>>> echo $output;
>>>
>>>
>>> Unfortunately the output I get is as follows :
>>>
>>> creating work directory at /tmp/mahout-work-www-data
>>>
>>> Converting ratings...
>>>
>>> MAHOUT_LOCAL is not set; adding HADOOP_CONF_DIR to classpath.
>>> no HADOOP_HOME set, running locally
>>> MAHOUT_LOCAL is not set; adding HADOOP_CONF_DIR to classpath.
>>> no HADOOP_HOME set, running locally
>>> MAHOUT_LOCAL is not set; adding HADOOP_CONF_DIR to classpath.
>>> no HADOOP_HOME set, running locally
>>> MAHOUT_LOCAL is not set; adding HADOOP_CONF_DIR to classpath.
>>> no HADOOP_HOME set, running locally
>>>
>>> RMSE is:
>>>
>>>
>>>
>>>
>>> Sample recommendations:
>>>
>>>
>>>
>>>
>>> removing work directory
>>>
>>>
>>> I know this is not strictly a Mahout issue, but if someone could point
>> me a
>>> way to start Mahout jobs from a PHP script, I'd be very grateful !
>>>
>>> Thank you
>>>
>>
>
