GNU bug report logs - #74198
29.4; Newsticker reloads old items as new

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From: Ulf Jasper <ulf.jasper <at> web.de>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 74198 <at> debbugs.gnu.org, BP25 <bp25 <at> riseup.net>
Subject: bug#74198: 29.4; Newsticker reloads old items as new
Date: Mon, 04 Nov 2024 16:40:49 +0100

Reproducible.  Will look at this problem.

Am 04.11.2024 um 14:38 (+0200) schrieb Eli Zaretskii:
>> From: BP25 <bp25 <at> riseup.net>
>> Date: Sun, 03 Nov 2024 21:56:09 +0000
>>
>> In GNU Emacs 29.4 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.24.41,
>> cairo version 1.18.0)
>> System Description: Fedora Linux 39 (Workstation Edition)
>>
>> PART A:
>>
>> delete your newsticker folder
>> emacs -nw -Q --load .emacs
>> where .emacs contains:
>> --8<---------------cut here---------------start------------->8---
>> (custom-set-variables
>>  '(newsticker-frontend 'newsticker-plainview)
>>  '(newsticker-url-list
>>    '(("Weather London" "https://weather-broker-cdn.api.bbci.co.uk/en/forecast/rss/3day/2643743" nil nil nil)))
>>  '(newsticker-url-list-defaults nil)
>>  '(newsticker-retrieval-interval 0)
>>  '(newsticker-automatically-mark-items-as-old nil)
>>    )
>> --8<---------------cut here---------------end--------------->8---
>> M-x newsticker-show-news
>> M-x newsticker-get-all-news
>> M-x newsticker-show-news
>> Mark the items of the first (and only non-default) feed as old
>> M-x newsticker-show-news
>>
>> Expected result: the items previously visible as orange stay orange.
>> Obtained result: the items previously visible as orange are white.
>>
>>
>> PART B:
>>
>> Same as PART A except remove the line
>> '(newsticker-url-list-defaults nil)
>> from .emacs
>>
>> Expected result: the items previously visible as orange stay orange.
>> Obtained result: the items previously visible as orange stay orange.
>>
>>
>> PART C:
>>
>> Same as PART A except remove the line
>> '(newsticker-retrieval-interval 0)
>> from .emacs
>>
>> Expected result: the items previously visible as orange stay orange.
>> Obtained result: the items previously visible as orange stay orange.
>>
>>
>> ANALYSIS: There must be some conflict between
>> '(newsticker-url-list-defaults nil) and '(newsticker-retrieval-interval 0)
>
> The doc string of newsticker-retrieval-interval says
>
>   If this value is not positive (i.e. less than or equal to 0)
>   items are retrieved only once!
>
> Doesn't that explain what you see?
>
> (Disclaimer: I know nothing about newsticker.)

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