From:             RQuadling at GMail dot com
Operating system: Windows XP SP3
PHP version:      5.3SVN-2009-09-08 (snap)
PHP Bug Type:     COM related
Bug description:  No ability to supply a userland PHP function as a callback 
for a COM method.

Description:
------------
Hi.

I think I'm pretty much on my own here, but here goes.

I'm evaluating a COM tool to allow me to OCR documents.

The COM object requires the registration of a callback to allow the 
object to send  results as it finds them (events in their terminology) 
back to a handler for processing (say logging in a DB, etc.).

According to their documentation, in C and VB, the registration is a 
trivial process of simply supplying the address of the function as the 
handler for the callback.

Obviously, this won't work in PHP as a PHP function isn't accessible 
like a compiled function from outside of PHP.

The "value" to be supplied is of type VT_I4. This is essentially just 
the address of the function (as I see things).


So, I think that a proxy is needed. Something to act in the middle of 
the PHP script and the callback invocation by the COM object.


Any ideas?



-- 
Edit bug report at http://bugs.php.net/?id=49497&edit=1
-- 
Try a snapshot (PHP 5.2):            
http://bugs.php.net/fix.php?id=49497&r=trysnapshot52
Try a snapshot (PHP 5.3):            
http://bugs.php.net/fix.php?id=49497&r=trysnapshot53
Try a snapshot (PHP 6.0):            
http://bugs.php.net/fix.php?id=49497&r=trysnapshot60
Fixed in SVN:                        
http://bugs.php.net/fix.php?id=49497&r=fixed
Fixed in SVN and need be documented: 
http://bugs.php.net/fix.php?id=49497&r=needdocs
Fixed in release:                    
http://bugs.php.net/fix.php?id=49497&r=alreadyfixed
Need backtrace:                      
http://bugs.php.net/fix.php?id=49497&r=needtrace
Need Reproduce Script:               
http://bugs.php.net/fix.php?id=49497&r=needscript
Try newer version:                   
http://bugs.php.net/fix.php?id=49497&r=oldversion
Not developer issue:                 
http://bugs.php.net/fix.php?id=49497&r=support
Expected behavior:                   
http://bugs.php.net/fix.php?id=49497&r=notwrong
Not enough info:                     
http://bugs.php.net/fix.php?id=49497&r=notenoughinfo
Submitted twice:                     
http://bugs.php.net/fix.php?id=49497&r=submittedtwice
register_globals:                    
http://bugs.php.net/fix.php?id=49497&r=globals
PHP 4 support discontinued:          http://bugs.php.net/fix.php?id=49497&r=php4
Daylight Savings:                    http://bugs.php.net/fix.php?id=49497&r=dst
IIS Stability:                       
http://bugs.php.net/fix.php?id=49497&r=isapi
Install GNU Sed:                     
http://bugs.php.net/fix.php?id=49497&r=gnused
Floating point limitations:          
http://bugs.php.net/fix.php?id=49497&r=float
No Zend Extensions:                  
http://bugs.php.net/fix.php?id=49497&r=nozend
MySQL Configuration Error:           
http://bugs.php.net/fix.php?id=49497&r=mysqlcfg

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