Bug 340691 - system-wide kdeglobals "overwrite" local ones
Summary: system-wide kdeglobals "overwrite" local ones
Status: RESOLVED FIXED
Alias: None
Product: frameworks-kconfig
Classification: Frameworks and Libraries
Component: general (show other bugs)
Version: unspecified
Platform: Other Linux
: VHI critical
Target Milestone: ---
Assignee: Matthew Dawson
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2014-11-06 19:13 UTC by Hrvoje Senjan
Modified: 2016-05-18 07:56 UTC (History)
6 users (show)

See Also:
Latest Commit:
Version Fixed In:


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Description Hrvoje Senjan 2014-11-06 19:13:46 UTC
... in some scenarios at least.

e.g. having:
[General]
BrowserApplication=firefox
within /etc/xdg/kdeglobals
and if user changes that to e.g.
[General]
BrowserApplication[$e]=chromium-browser.desktop
within ~/.config/kdeglobals,
after logout-> login, one finds
[General]
BrowserApplication[$e]=chromium-browser.desktop
BrowserApplication=firefox
in ~/.config/kdeglobals
(thus effectively makes firefox again default browser)

i am not 100% sure this is kconfig bug, or some app/components is misusing API, but will start at the source ;-)

Reproducible: Always
Comment 1 Matthew Dawson 2014-12-21 00:48:24 UTC
Hi Hrvoje,

I looked into your report, I wasn't able to see anything obvious in the code that should trigger this.  I tried just reproducing this, but I have not been able to so far.  To test, I created /etc/xdg/kdeglobals, filled as you had.  I created a new user, verified firefox started.  I then changed the settings in systemsettings, logged out, logged in, and verified chrome now starts.  Checking the file, it has the correct the contents.

Could try reproducing with a fresh user, and see if that helps?  If it does not, can you give me an exact set of steps to reproduce, including any apps that start on login, etc?  If it does, can you let me know what software you have installed/what distribution you use?
Comment 2 Hrvoje Senjan 2015-01-06 21:17:40 UTC
yep, i can always reproduce with a clean config.
steps to reproduce are, as written:

have /etc/xdg/kdeglobals
with
[General]
BrowserApplication=firefox
inside;
start a plasma 5 session with a clean user,
change default browser either with kcm, or by hand in ~/.config/kdeglobals,
logout,
login -> observe the ~/.config/kdeglobals, it has both firefox and browser added by user
Comment 3 Hrvoje Senjan 2015-01-06 21:27:52 UTC
so i have now tried again to see does 915976c1238be811f169eab1b02f7e8dad6410e0 have some effect, and can no longer reproduce this behaviour =)
Comment 4 Matthew Dawson 2015-01-06 21:31:07 UTC
Excellent!  I'll marked this as resolved then.

I'm not sure why that commit fixed the issue, as I didn't have it applied when I tested.  Out of curiousity, what version/commit where you using when you first reported the bug?
Comment 5 Hrvoje Senjan 2015-01-06 21:43:54 UTC
i am constantly using master, but somehow had a feeling this is related to kconf_update, as this issue happens only with startkde (e.g. using a clean account with just KDE vars exported + starting e.g. lxqt produces correct behaviour)

what i wonder, is there actually API misuse in kde4breeze? ([breeze.git]/misc/kde4breeze/src/main.cpp)
i'm seeing a lot of group.sync(), which to me it seems it copies the values from systemwide kdeglobals? or i am interpreting incorrectly?
Comment 6 Matthew Dawson 2015-02-09 02:13:13 UTC
Repoening due to bug #343583, to track the KConfig related aspect.  It appears that having KConfigs pointing directly at kglobalconfig, and using KConfigGroup::copyTo on a standard KConfig appears to cause this issue.  Specifically, kcm_lookandfeel can reliably trigger this, apparently due to the foreach loop in krdb.cpp:679.
Comment 7 Eike Hein 2015-03-11 20:35:32 UTC
I'm seeing this on a Fedora 21 system with Plasma 5.2.0 as well - every font and theme settings line in ~/.config/kdeglobals ends up repeated, once the defaults and once my own settings, so in effect the settings don't stick and I get defaults.
Comment 9 David Faure 2016-05-13 18:53:22 UTC
I can't select another webbrowser than firefox on OpenSuSE because /etc/xdg/kdeglobals says BrowserApplication=firefox. The use of SimpleConfig when saving means that writeEntry() with an empty QString does nothing, because KConfig doesn't see that there is a more-global value to override explicitly.
Comment 10 David Faure 2016-05-18 07:56:44 UTC
commit 27ebf75bd4 should fix this for good, thanks Hrvoje