[11] Prevent PHP request to get killed when using fclose callback (#26775)

[icewind1991]

Backport of #3157

• Prevent PHP request to get killed when using fclose callback

• Add ignore_user_abort everywhere where the time limit is set to 0

[mention-bot]

@icewind1991, thanks for your PR! By analyzing the history of the files in this pull request, we identified @LukasReschke, @nickvergessen and @schiessle to be potential reviewers.

[codecov]

Codecov Report

Merging #4491 into stable11 will decrease coverage by 0.05%.
The diff coverage is 25%.

@@              Coverage Diff              @@
##             stable11   #4491      +/-   ##
=============================================
- Coverage       57.46%   57.4%   -0.06%     
  Complexity      19441   19441              
=============================================
  Files            1157    1214      +57     
  Lines           65750   72573    +6823     
  Branches            0    1237    +1237     
=============================================
+ Hits            37782   41660    +3878     
- Misses          27968   30913    +2945

Impacted Files	Coverage Δ	Complexity Δ
lib/private/legacy/files.php	14.84% <0%> (-0.07%)	71 <0> (ø)
apps/dav/appinfo/v2/remote.php	0% <0%> (ø)	0 <0> (ø)	⬇️
apps/dav/appinfo/v1/webdav.php	0% <0%> (ø)	0 <0> (ø)	⬇️
lib/private/Files/View.php	85.69% <100%> (+0.01%)	367 <0> (ø)	⬇️
core/js/sharedialoglinkshareview.js	62.5% <0%> (ø)	0% <0%> (?)
apps/systemtags/js/systemtagsfilelist.js	73.04% <0%> (ø)	0% <0%> (?)
core/js/config.js	6.66% <0%> (ø)	0% <0%> (?)
core/js/sharedialogview.js	79.62% <0%> (ø)	0% <0%> (?)
apps/files_sharing/js/sharebreadcrumbview.js	97.36% <0%> (ø)	0% <0%> (?)
core/js/octemplate.js	11.11% <0%> (ø)	0% <0%> (?)
... and 52 more

[MorrisJobke]

Makes sense