- prevent duplicate list names
- stretch task: prevent duplicate list names in a case-insensitive manner
- when duplicate lists or list entries are created, pretend to succeed but return the ID of the existing item and flag such IDs. (In case of list creation, still update the description.) List updates can fail as usual.
- the response for creating new lists or items would change from { id: <id> } to { id: <id>, duplicate: true } when the requested new entry is "merged into" an existing one
- for modifying lists, the current empty response would change to {}, and { id: <id>, duplicate: true } when there is a merge.
Description
Details
Status | Subtype | Assigned | Task | ||
---|---|---|---|---|---|
Resolved | Tgr | T184680 Update duplicate handling in reading lists API | |||
Declined | None | T188120 Deploy ReadingLists schema change for unique list names |
Event Timeline
This will involve creating a new unique index on reading_list.rl_name (no real data yet, just a few test rows). I imagine that does not require DBA involvement but asking just in case.
Also if we want name deduplication to be case-insensitive then either rl_name needs to be an utf8mb4 column (despite everything else being binary), or we need a separate rl_name_lowercase column that's computed by the PHP code (I suppose it's better to avoid SQL generated columns) and index that instead. Which of those options is better?
We are currently experiencing a bit of a crisis with several emergencies on core systems, we may have some delay on attending features requests due to that- but site reliability is taking precedence-, I ask you to be patient, but contact us louder (through SOS or management) if that will block you a lot (but please only for unbreak now or similar).
Change 412844 had a related patch set uploaded (by Gergő Tisza; owner: Gergő Tisza):
[mediawiki/extensions/ReadingLists@master] Update duplicate handling
Change 414887 had a related patch set uploaded (by Gergő Tisza; owner: Gergő Tisza):
[mediawiki/extensions/ReadingLists@master] Enforce list name uniqueness on the schema level
Change 416378 had a related patch set uploaded (by Gergő Tisza; owner: Gergő Tisza):
[mediawiki/extensions/ReadingLists@master] Return merge flag when adding lists / entries
Change 412844 merged by jenkins-bot:
[mediawiki/extensions/ReadingLists@master] Update duplicate handling
Change 416378 merged by jenkins-bot:
[mediawiki/extensions/ReadingLists@master] Return merge flag when adding lists / entries
Change 416611 had a related patch set uploaded (by Gergő Tisza; owner: Gergő Tisza):
[mediawiki/extensions/ReadingLists@wmf/1.31.0-wmf.23] Update duplicate handling
Change 416614 had a related patch set uploaded (by Gergő Tisza; owner: Gergő Tisza):
[mediawiki/extensions/ReadingLists@wmf/1.31.0-wmf.23] Return merge flag when adding lists / entries
Change 416611 merged by jenkins-bot:
[mediawiki/extensions/ReadingLists@wmf/1.31.0-wmf.23] Update duplicate handling
Change 416614 merged by jenkins-bot:
[mediawiki/extensions/ReadingLists@wmf/1.31.0-wmf.23] Return merge flag when adding lists / entries
Change 414887 abandoned by Gergő Tisza:
Enforce list name uniqueness on the schema level
Reason:
per task
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