First time login was not properly handled by \OC\User\Session::loginUser

[DeepDiver1975]

Description

First time login was not properly handled by \OC\User\Session::loginUser
This PR fixes this.

In addition the method is being made public to allow access.

Motivation and Context

Login shall trigger user initialization on first time login in any case.

How Has This Been Tested?

• ✋
• unit tests will follow ...

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Database schema changes (next release will require increase of minor version instead of patch)
• Breaking change (fix or feature that would cause existing functionality to change)
• Technical debt
• Tests only (no source changes)

Checklist:

• Code changes
• Unit tests added
• Acceptance tests added
• Documentation ticket raised:

Open tasks:

• Backport (if applicable set "backport-request" label and remove when the backport was done)

[codecov]

Codecov Report

Merging #34736 into master will decrease coverage by <.01%.
The diff coverage is 100%.

@@             Coverage Diff              @@
##             master   #34736      +/-   ##
============================================
- Coverage      65.3%    65.3%   -0.01%     
  Complexity    18478    18478              
============================================
  Files          1209     1209              
  Lines         69964    69963       -1     
  Branches       1280     1280              
============================================
- Hits          45689    45687       -2     
- Misses        23903    23904       +1     
  Partials        372      372

Flag	Coverage Δ	Complexity Δ
#javascript	53.04% <ø> (ø)	0 <ø> (ø)	⬇️
#phpunit	66.71% <100%> (-0.01%)	18478 <5> (ø)

Impacted Files	Coverage Δ	Complexity Δ
lib/private/User/Session.php	79.47% <100%> (ø)	153 <5> (ø)	⬇️
...eratedfilesharing/lib/Controller/OcmController.php	66.06% <0%> (-0.21%)	30% <0%> (ø)
lib/private/Server.php	86.56% <0%> (-0.12%)	253% <0%> (ø)

---

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[codecov]

Codecov Report

Merging #34736 into master will decrease coverage by <.01%.
The diff coverage is 100%.

@@             Coverage Diff              @@
##             master   #34736      +/-   ##
============================================
- Coverage      65.3%    65.3%   -0.01%     
  Complexity    18478    18478              
============================================
  Files          1209     1209              
  Lines         69964    69963       -1     
  Branches       1280     1280              
============================================
- Hits          45689    45687       -2     
- Misses        23903    23904       +1     
  Partials        372      372

Flag	Coverage Δ	Complexity Δ
#javascript	53.04% <ø> (ø)	0 <ø> (ø)	⬇️
#phpunit	66.71% <100%> (-0.01%)	18478 <5> (ø)

Impacted Files	Coverage Δ	Complexity Δ
lib/private/User/Session.php	79.47% <100%> (ø)	153 <5> (ø)	⬇️
...eratedfilesharing/lib/Controller/OcmController.php	66.06% <0%> (-0.21%)	30% <0%> (ø)
lib/private/Server.php	86.56% <0%> (-0.12%)	253% <0%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update e83bc8f...cda98b6. Read the comment docs.

[PVince81]

👍

[PVince81]

@DeepDiver1975 please backport

[skshetry]

stable10 backport on #34758