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New plugin hook: canned_queries(), refs #852

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This commit is contained in:
Simon Willison 2020-06-18 16:22:33 -07:00
commit 6c26345836
12 changed files with 203 additions and 50 deletions
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26
datasette/app.py
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@ -387,18 +387,28 @@ class Datasette:
).hexdigest()[:6]
return self._app_css_hash
def get_canned_queries(self, database_name):
async def get_canned_queries(self, database_name, actor):
queries = self.metadata("queries", database=database_name, fallback=False) or {}
names = queries.keys()
return [self.get_canned_query(database_name, name) for name in names]
for more_queries in pm.hook.canned_queries(
datasette=self, database=database_name, actor=actor,
):
if callable(more_queries):
more_queries = more_queries()
if asyncio.iscoroutine(more_queries):
more_queries = await more_queries
queries.update(more_queries or {})
# Fix any {"name": "select ..."} queries to be {"name": {"sql": "select ..."}}
for key in queries:
if not isinstance(queries[key], dict):
queries[key] = {"sql": queries[key]}
# Also make sure "name" is available:
queries[key]["name"] = key
return queries
def get_canned_query(self, database_name, query_name):
queries = self.metadata("queries", database=database_name, fallback=False) or {}
async def get_canned_query(self, database_name, query_name, actor):
queries = await self.get_canned_queries(database_name, actor)
query = queries.get(query_name)
if query:
if not isinstance(query, dict):
query = {"sql": query}
query["name"] = query_name
return query
def update_with_inherited_metadata(self, metadata):