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Re: detecting refresh versus initial page load.

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On 16-11-2013 19:21, Lew Pitcher wrote:
> On Saturday 16 November 2013 12:11, in comp.lang.php, "Christoph Michael Becker" <cmbecker69@arcor.de> wrote:
>
>> Ben Bacarisse wrote:
>>
>>> The Natural Philosopher <tnp@invalid.invalid> writes:
>>>
>>>> On 16/11/13 11:37, Ben Bacarisse wrote:
>>>>> The Natural Philosopher <tnp@invalid.invalid> writes:
>>>>>
>>>>>> I want to make behave slightly different the first time you load it to
>>>>>> when it refreshes itself - it auto refreshes using a meta refresh tag.
>>>>>
>>>>> If the page is "page.php" you can make the refresh link be something
>>>>> like "page.php?refreshed=1".  Would that do what you want?
>>>>>
>>>>
>>>> But then it is going to refresh itself with the same parameters isn't
>>>> it?
>>>
>>> Yes, that seems to meet the specification you gave, but if you want the
>>> behaviour to be different every time, you can generate a different
>>> number for 'refreshed' every time.  This is, after all, a server-
>>> generated page.
>>>
>>>> I don't think short of javascript as a replacement for
>>>> <meta http-equiv="refresh" content="107" />
>>>>
>>>>    or whatever, there is any way to do this.
>>>
>>> Maybe I am misunderstanding what the "this" is.
>>
>> I assume that the OP is not aware that the content attribute optionally
>> accepts a URI, e.g.:
>>
>>    <meta http-equiv="refresh" content="5; url=http://example.com/">
>
> More specifically, if the OP's page is
>
>    http://example.com/mypage.php
>
> then he can code
>
>    <meta http-equiv="refresh" content="5; url=http://example.com/mypage.php?refreshed=1" />
>
> and the php can then determine whether the meta refresh invoked the page or
> not, by testing if it passed the "refreshed" option in the GET.
>
> Note that this does not help distinguish initial page loads from page loads
> initiated by the browser's "Refresh" option (^R or equivalent).
>
>

The code mentioned on stackoverflow.com seems more promissing:
http://stackoverflow.com/questions/15033899/js-difference-between-enter-page-and-refresh-page

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detecting refresh versus initial page load. The Natural Philosopher <tnp@invalid.invalid> - 2013-11-16 09:18 +0000
  Re: detecting refresh versus initial page load. Ben Bacarisse <ben.usenet@bsb.me.uk> - 2013-11-16 11:37 +0000
    Re: detecting refresh versus initial page load. The Natural Philosopher <tnp@invalid.invalid> - 2013-11-16 15:34 +0000
      Re: detecting refresh versus initial page load. Derek Turner <frderek@cesmail.net> - 2013-11-16 16:29 +0000
      Re: detecting refresh versus initial page load. Ben Bacarisse <ben.usenet@bsb.me.uk> - 2013-11-16 16:38 +0000
        Re: detecting refresh versus initial page load. Christoph Michael Becker <cmbecker69@arcor.de> - 2013-11-16 18:11 +0100
          Re: detecting refresh versus initial page load. Lew Pitcher <lew.pitcher@digitalfreehold.ca> - 2013-11-16 13:21 -0500
            Re: detecting refresh versus initial page load. Luuk <luuk@invalid.lan> - 2013-11-16 19:30 +0100
              Re: detecting refresh versus initial page load. Lew Pitcher <lew.pitcher@digitalfreehold.ca> - 2013-11-16 13:38 -0500
                Re: detecting refresh versus initial page load. Luuk <luuk@invalid.lan> - 2013-11-16 22:11 +0100

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