Posted by Mikey on 09/27/05 16:20

Thomas wrote:

>Hi,
>
>I want to find out if it is possible to get the file name and the line
>number of a calling script (__FILE__, __LINE_) from a calling class
>automatically.
>
>Let me explain:
>
>I have a db class which gets called in other classes. Now, when an sql error
>occurs I would like to find out which file and on which line it was.
>
>E.g.:
>
>[snip]
>class DB {
> function doQuery( $inq ) {
> ...
> if( !this_result ) {
> $this->drawError(**want the __FILE_ and __LINE__ of
>the calling script here** ..);
> ...
> }
> }
>}
>
>class Caller {
> function sql_doQuery() {
> $SQL->doQuery('SELECT me FROM WHERE id=0');
> }
>}
>[/snip]
>
>The drawError function outputs the error report to the browser and halts the
>script (developer debug).
>
>Currently I get the __FILE__ and __LINE__ of the DB class, i.e. where the
>query error happened (as in doQuery()).
>
>Instead I would like to get something like caller.fileName,
>caller.lineNumber (pseudo code).
>
>Is that at all possible without having to pass the file name and the line
>number into the query function manually?
>
>Thanks
>
>Thomas
>
>
>SPIRAL EYE STUDIOS
>P.O. Box 37907, Faerie Glen, 0043
>
>Tel: +27 12 362 3486
>Fax: +27 12 362 3493
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>
>
>
Have you tried looking up debug_backtrace() in the manual?

HTH,

Mikey

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