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Posted by Jerry Stuckle on 12/06/07 05:46
Ojas wrote:
> On Dec 6, 10:02 am, Jerry Stuckle <jstuck...@attglobal.net> wrote:
>> Ojas wrote:
>>> On Dec 6, 8:21 am, NC <n...@iname.com> wrote:
>>>> On Dec 5, 1:18 am, Ojas <contacto...@gmail.com> wrote:
>>>>> if the request has been sent through command line, $argc &
>>>>> $arv will exists whether having any values or not but since
>>>>> we can access these values from $_SERVER (or $_ENV not sure
>>>>> about it) which itself is an array, not set $_SERVER['argc']
>>>>> is equivalent to null $_SERVER['argc'], accessing the
>>>>> $_SERVER['argc'] will result to null values in both cases,
>>>>> then how one can distinguish these cases?
>>>> There's no need to. If the script is running from the command line, a
>>>> call to php_sapi_name() will return 'cli'.
>>>> Cheers,
>>>> NC
>>> Hi! all,
>>> NC has provided a very useful point of using php_sapi_name to detect
>>> the same. I tried to print 'PHP_SAPI' on my system and got the
>>> following result:
>>> Browser: apache2handler
>>> Command Prompt: cli
>>> I think it is of great help and we are going to have a robust
>>> solution. Meanwhile, i would appreciate if anyone of you could share
>>> the list of all possible php sapi (along with their possible
>>> applicationfrom which they will be in existence).
>>> And yes Jerry Stuckle do provided the good way of distinguish between
>>> 'not set element' and 'null element' inside the array. I was known to
>>> it, but somehow it get slipped out of my mind.
>>> Cheers! NC & Jerry Stuckle.
>>> To continue the discussion, i would like to extend it a little bit
>>> further by asking how to detect whether a request to the server has
>>> been made directly or using sockets or using CURL from the client side
>>> application?
>>> Ojas
>> No way to tell. This depends on the user agent sending information,
>> which is not reliable. For instance, depending on the site I'm
>> interfacing to in CURL, I might send some string such as "PHP-CURL", or
>> I might send the user agent the client is using (i.e. Firefox, IE, etc.).
>>
>> --
>> ==================
>> Remove the "x" from my email address
>> Jerry Stuckle
>> JDS Computer Training Corp.
>> jstuck...@attglobal.net
>> ==================
>
> Ok.
>
> That's correct, but in case someone is wishing to deny the request
> coming from the CURL or socket way, then what should be the procedure?
>
> Ojas
>
There is none. There is no way you can tell what the client is running,
other than what the client tells you. And that is not reliable.
The real question here is - what problem are you having?
--
==================
Remove the "x" from my email address
Jerry Stuckle
JDS Computer Training Corp.
jstucklex@attglobal.net
==================
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