Re: SessionHandlerInterface protocol

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On 23.06.2021 at 15:18, Mathieu Dubois wrote:

> Le 23/06/2021 à 14:37, Christoph M. Becker a écrit :
>
>> On 23.06.2021 at 13:41, Mathieu Dubois wrote:
>>
>>> Le 23/06/2021 à 12:01, Christoph M. Becker a écrit :
>>>
>>>> Before ::read() is called, open() is called.  ::open() is suppossed to
>>>> create the empty session data, if no data for the given session exist.
>>>> This empty data string should then be returned from ::read().  If
>>>> ::read() fails to read the data, it should return false (or actually
>>>> any
>>>> non-string value in the current implementation) to signal failure.
>>> I might be confused but the session id is not passed to ::open() so how
>>> is it supposed to create the empty session data ? By using session_id ?
>> Ah, right, ::open() is not supposed to create the empty session data.
>> This can be done in ::read(); the built-in "files" handler does this,
>> for instance; if the file does not exist and can't be created, ::read()
>> fails.
>
> OK, that was the only explanation that made sense. Do we agree that the
> doc could be improved by stating this more clearly ?

Yes.  Consider to submit a pull request
(<https://github.com/php/doc-en/pulls>).

Christoph




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