[wp-hackers] Wordpress Code flow

[Frank Bueltge]

Please see on this two documents:
http://wordpress.stackexchange.com/questions/4262/wordpress-code-flow/


On Sun, Nov 21, 2010 at 5:58 PM, Jeremy Clarke <jer at simianuprising.com>wrote:

> On Thu, Nov 18, 2010 at 9:43 AM, Haluk Karamete <halukkaramete at gmail.com
> >wrote:
>
> >
> > In order to understand wp from the ground up, I thoght I should get a
> full
> > grasp of from url to all the way to wp_footer() what really happens...
> Ant
> > pointers in this regard is highly appreciated.
> >
> >
> Aside from the Query Overview article which will probably help you a good
> way to get a sense of the flow is through the various action hooks. If you
> look at the order in which they occur then you get a sense of what WP is
> doing, and if you're curious about a specific part it's usually easy to
> find
> the action hook in the source and see what's happening around it (though
> often the relevant functions don't have good descriptions so you have to
> parse all the PHP logic before you really understand it).
>
> You can read the action order on the codex
> http://codex.wordpress.org/Plugin_API/Action_Reference
>
> You can also use a plugin like 'Suspect' which gives a list of all actions
> in the the order they fired:
> http://wordpress.org/extend/plugins/suspect/(suspect is also a good
> way to see what queries wp is performing, and a
> contender for best WP-Tuner (RIP) replacement).
>
> You can also use the following code in a plugin or functions.php to echo
> out
> the name of each action as it fires, so you can see how the flow of actions
> relates to whatever it is that you're working on:
>
> /**
>  * Debug system to echo out every hook name as it fires
>  */
> function gv_debug_print_every_hook() {
>    echo "<br />";
>    echo current_filter();
> }
> add_action('all', 'gv_debug_print_every_hook');
>
>
> --
> Jeremy Clarke | http://jeremyclarke.org
> Code and Design | http://globalvoicesonline.org
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