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Using Centos To Run Shell Commands With PHP Scripts

Linux has all sorts or neat packages you can install. Luckily, you may want to use one of them from a PHP script. This brief tutorial will explain how to do this.

The code below takes a submittted form and gathers the url into variable called $url. Then, the httrack service is used to clone the desired website.

 shell_exec('/usr/local/bin/httrack http://' . $url . '/  -O "/home/username/websites/     ' . $url . '"  -%v -%e0 2>&1;'); 

Besides PHP, you need to make modifications to the /etc/sudoers file on Linux. The change is shown below. 

 username ALL=NOPASSWD: /usr/local/lib/httrack,/usr/local/bin/httrack 

Now, when you open the folder /home/username/websites/ you will see the new clone.

Here is a simple may to open the new cloned folder with the Linux shell:

 cd *