[TYPO3-dev] t3lib_div:xml2array() and PHP 4.4.x

[Martin Kutschker]

Martin Kutschker schrieb:
> Martin Kutschker schrieb:
> 
>> Hi!
>>
>> The code has a switch for PHP 5.x to use the 
>> XML_OPTION_TARGET_ENCODING option.
>>
>> While devolping an extension it occured to me that this is also 
>> necessary for PHP 4.4.0.
>>
>> Can anybody confirm this? It's not mentioned in the PHP docs, but 
>> setting the option makes my code work ;-)
> 
> 
> Aha! New infos:
> 
> My editor on Windows adds byte order mark (BOM) at the beginning of the 
> file. It adds the correct sequence EF BB BF to signify UTF-8.
> 
> But this affects how the data is treated by PHP on Linux. If I remove 
> the BOM everyting is fine otherwise I get garbled data unless I set the 
> target encoding.
> 
> As a BOM is a Unicode feature and I doesn't have always the choice of 
> input methods I think that TYPO3 should handle such a case consitently 
> across PHP  platforms (version and OS). Therefore I suggest to look for 
> the BOM and if a UTF-8 BOM is found to set XML_OPTION_TARGET_ENCODING.

The fix is:

if (substr($string,0,3)=="\xEF\xBB\xBF")	{
   xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, 'utf-8');
} elseif ((double)phpversion()>=5)	{
   ...
}

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