[Gambas-user] Converting a POST string

Rolf-Werner Eilert eilert-sprachen at ...221...
Fri Jul 19 19:38:49 CEST 2013



Am 19.07.2013 19:27, schrieb Tobias Boege:
> On Fri, 19 Jul 2013, Rolf-Werner Eilert wrote:
>>
>>
>> Am 19.07.2013 18:49, schrieb Beno?t Minisini:
>>> Le 19/07/2013 18:27, Rolf-Werner Eilert a ?crit :
>>>>
>>>>
>>>> Am 19.07.2013 18:02, schrieb Beno?t Minisini:
>>>>> Le 19/07/2013 17:43, Rolf-Werner Eilert a ?crit :
>>>>>> Hi,
>>>>>>
>>>>>> just bounced into this: When doing a POST request on a web form, the
>>>>>> string input by the user is encoded in UTF-8 but as %high-byte%lowbyte
>>>>>> such as "%C3%BC" for "?".
>>>>>>
>>>>>> How do I reconvert these worms to UTF-8 strings? Tried conv(), but
>>>>>> didn't succeed yet. Is there a quick way, or do I have to pick out all %
>>>>>> and convert them one-by-one?
>>>>>>
>>>>>> Thanks for your help.
>>>>>>
>>>>>> Rolf
>>>>>>
>>>>>
>>>>> One by one. Or fix your HTTP client!
>>>>>
>>>>
>>>> Err - you mean the server? Apache configuration?
>>>>
>>>
>>> If bytes are swapped in the client request, then the client is buggy.
>>> UTF-8 is low byte first.
>>>
>>
>> Aah ok, we got us wrong here. It's the %something thing which isn't
>> converted back into a Gambas UTF-8 string. It is not a problem about low
>> or high byte first, that was a mistake I made when writing the mail.
>>
>> When I read the POST string in, I get for example %C3%BC for "?", so I
>> have to convert these into UTF-8 characters for the string within Gambas
>> to process them further.
>>
>> My question should have been: Is there a ready-made function like conv()
>> that is able to receive a 7-bit string in the form of %C3%BC and will
>> convert it into a string with an ??
>>
>> And if conv() will do, which types of encoding will I have to use here?
>>
>
> There is Url.Encode() and Url.Decode() in gb.web which can handle this form
> of escaping. It apparently works with your samples.
>
> Regards,
> Tobi
>

Thanks a lot, Tobi, that was it! Completely ignored it... ;-)

Rolf





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