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Re: Is there a way to distinguish an auto-refresh from a manual page load?

From "Beauregard T. Shagnasty" <a.nony.mous@example.invalid>
Newsgroups comp.lang.php
Subject Re: Is there a way to distinguish an auto-refresh from a manual page load?
Date 2012-02-25 17:21 +0000
Organization Shagnasty Software
Message-ID <jib5b4$est$1@dont-email.me> (permalink)
References <ji3q32$l8d$1@news.albasani.net> <ji80fo$h1n$1@dont-email.me> <ji8369$kt8$1@news.albasani.net> <0YGdnbY4GoEdR9XSnZ2dnUVZ_sydnZ2d@cablespeedmi.com>

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bill wrote:

> The Natural Philosopher wrote:
>> Álvaro G. Vicario wrote:
>>> The Natural Philosopher wrote:
>>>> Cos I want to make a page slightly different depending... ..I cant
>>>> think of any parameter I might pass that would be affected by
>>>> autorefersh or not tho.
>>>>
>>>> Maybe javsacript and a timer would enable one?
>>>
>>> The "auto-refresh" concept implies some previous work on your side.
>>> It'd help a lot to know what's the code you wrote to accomplish it
>>> (JavaScript, <meta> tag or whatever). Whatever, I have the impression
>>> that it'd help even more to know the problem you want to fix rather
>>> than just the solution you figured out.
>>
>> Well I used a meta tag so that the client refreshes in case new info
>> has come in.
>>
>> However in this case the client can also POST new information, and I
>> don't want it POSTING the same information every 5 minutes or whatever.
>>
>>
>> The idea is to construct a not very real time view (5 minute
>> granularity is good enough) on some data, some of which the user can
>> change.
>>
>> I haven't tested it to see if a refresh is actually different from a
>> submit.
> 
> UNTESTED:
> On the original submit, attach a parameter with a random number.
>   Keep the sequence number in your database.  On every invocation
> of the php script, check the number in the database.  If it is the same
> as last time, it is a refresh. bill

..unless another visitor views the page in between. This 'database' would 
have to also include at least the IP address and the random number, or 
perhaps the IP and the date/time and the random number to ever have a 
shot at being close.

-- 
   -bts
   -This space for rent, but the price is high

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Thread

Is there a way to distinguish an auto-refresh from a manual page load? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-22 22:26 +0000
  Re: Is there a way to distinguish an auto-refresh from a manual page load? Scott Johnson <noonehome@chalupasworld.com> - 2012-02-22 16:27 -0800
  Re: Is there a way to distinguish an auto-refresh from a manual page load? Jerry Stuckle <jstucklex@attglobal.net> - 2012-02-22 22:49 -0500
  Re: Is there a way to distinguish an auto-refresh from a manual page load? "Álvaro G. Vicario" <alvaro.NOSPAMTHANX@demogracia.com.invalid> - 2012-02-24 13:40 +0100
    Re: Is there a way to distinguish an auto-refresh from a manual page load? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-24 13:26 +0000
      Re: Is there a way to distinguish an auto-refresh from a manual page load? bill <nobody@spamcop.net> - 2012-02-25 07:56 -0500
        Re: Is there a way to distinguish an auto-refresh from a manual page load? "Beauregard T. Shagnasty" <a.nony.mous@example.invalid> - 2012-02-25 17:21 +0000
          Re: Is there a way to distinguish an auto-refresh from a manual page load? crankypuss <no@email.thanks> - 2012-02-26 01:31 -0700
            Re: Is there a way to distinguish an auto-refresh from a manual page load? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-26 12:25 +0000
              Re: Is there a way to distinguish an auto-refresh from a manual page load? crankypuss <no@email.thanks> - 2012-02-26 11:08 -0700
                Re: Is there a way to distinguish an auto-refresh from a manual page   load? "J.O. Aho" <user@example.net> - 2012-02-26 19:40 +0100
                Re: Is there a way to distinguish an auto-refresh from a manual page load? crankypuss <no@email.thanks> - 2012-02-26 13:06 -0700
                Re: Is there a way to distinguish an auto-refresh from a manual page load? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-26 21:12 +0000
                Re: Is there a way to distinguish an auto-refresh from a manual page load? "Peter H. Coffin" <hellsop@ninehells.com> - 2012-02-26 12:44 -0600
                Re: Is there a way to distinguish an auto-refresh from a manual page load? crankypuss <no@email.thanks> - 2012-02-26 13:09 -0700
                Re: Is there a way to distinguish an auto-refresh from a manual page load? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-26 21:14 +0000
                Re: Is there a way to distinguish an auto-refresh from a manual page load? crankypuss <no@email.thanks> - 2012-02-27 04:02 -0700
      Re: Is there a way to distinguish an auto-refresh from a manual page load? "Álvaro G. Vicario" <alvaro.NOSPAMTHANX@demogracia.com.invalid> - 2012-02-27 10:22 +0100
        Re: Is there a way to distinguish an auto-refresh from a manual page load? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-27 12:00 +0000
          Re: Is there a way to distinguish an auto-refresh from a manual page load? "Álvaro G. Vicario" <alvaro.NOSPAMTHANX@demogracia.com.invalid> - 2012-02-27 14:08 +0100
            Re: Is there a way to distinguish an auto-refresh from a manual page load? The Natural Philosopher <tnp@invalid.invalid> - 2012-02-27 14:12 +0000
              Re: Is there a way to distinguish an auto-refresh from a manual page load? "Álvaro G. Vicario" <alvaro.NOSPAMTHANX@demogracia.com.invalid> - 2012-02-27 17:18 +0100
                Re: Is there a way to distinguish an auto-refresh from a manual page load? Jerry Stuckle <jstucklex@attglobal.net> - 2012-02-27 11:59 -0500

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