This document discusses using Xdebug as a debugging tool for Drupal. It provides instructions for installing Xdebug as a PHP extension, configuring advanced Xdebug settings, using PHPStorm as an IDE, and alternative debugging tools like debug(), dpq(), dpm(), and dvm(). Additional resources for Xdebug, PHPStorm configuration, and Drupal debugging are listed in the bibliography.

1. Xdebug as a Drupal
debugging tool
Drupal Moldova / Meet-up #9 / 26.02.2015

2. Xdebug
● Debugger and Profiler Tool for PHP
● PHP extension
● Xdebug 2.3.1 - 24.02.2015

3. Install
● apt-get install php5-dev
● (or) apt-get install php5-xdebug
● edit /etc/php5/apache2/php.ini
● add zend_extension="/<path>/xdebug.so"

4. Advanced config
[XDebug]
zend_extension="/<path>/xdebug.so"
xdebug.remote_enable=true
xdebug.remote_host=127.0.0.1
xdebug.remote_port=9000
xdebug.remote_handler=dbgp
xdebug.profiler_enable=1
xdebug.profiler_output_dir=/tmp

5. IDE #phpStorm
● https://www.youtube.com/watch?v=TzJex4AkDas

6. Another tools
● debug() - core
● dpq() - SQL string
● dpm() - krumo
● dvm() - var_dump()
● dpr() - no krumo
● kpr() - krumo !message()
● dargs()
● …

7. Bibliography
● http://xdebug.org/docs/install
● https://www.jetbrains.com/phpstorm/help/configuring-xdebug.html
● https://api.drupal.org/api/devel/devel.module/function/dpq/8
● https://api.drupal.org/api/drupal/core%21includes%21common.
inc/function/debug/8
● https://www.drupal.org/project/nicedpq
● http://ratatosk.net/drupal/tutorials/debugging-drupal.html