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Bug 319227, r=annie.sullivan@gmail.com Add GetPagesWithAnnotation

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Original committer: brettw%gmail.com
Original revision: 1.6
Original date: 2005/12/08 19:44:27
This commit is contained in:
benjamin%smedbergs.us 2006-07-18 16:50:05 +00:00
parent 999cbdb26a
commit cdb14cb69b
1 changed files with 53 additions and 0 deletions
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53
toolkit/components/places/src/nsAnnotationService.cpp
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@ -331,6 +331,59 @@ nsAnnotationService::GetAnnotationInfo(nsIURI* aURI,
}
// nsAnnotationService::GetPagesWithAnnotation
NS_IMETHODIMP
nsAnnotationService::GetPagesWithAnnotation(const nsACString& aName,
PRUint32* aResultCount,
nsIURI*** aResults)
{
if (aName.IsEmpty() || ! aResultCount || ! aResults)
return NS_ERROR_INVALID_ARG;
*aResultCount = 0;
*aResults = nsnull;
// this probably isn't a common operation, so we don't have a precompiled
// statement. Perhaps this should change.
nsCOMPtr<mozIStorageStatement> statement;
nsresult rv = mDBConn->CreateStatement(NS_LITERAL_CSTRING(
"SELECT h.url FROM moz_anno a JOIN moz_history h ON a.page = h.id WHERE a.name = ?1"),
getter_AddRefs(statement));
NS_ENSURE_SUCCESS(rv, rv);
rv = statement->BindUTF8StringParameter(0, aName);
NS_ENSURE_SUCCESS(rv, rv);
PRBool hasMore = PR_FALSE;
nsCOMArray<nsIURI> results;
while (NS_SUCCEEDED(rv = statement->ExecuteStep(&hasMore)) && hasMore) {
nsCAutoString uristring;
rv = statement->GetUTF8String(0, uristring);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIURI> uri;
rv = NS_NewURI(getter_AddRefs(uri), uristring);
NS_ENSURE_SUCCESS(rv, rv);
PRBool added = results.AppendObject(uri);
NS_ENSURE_TRUE(added, NS_ERROR_OUT_OF_MEMORY);
}
// convert to raw array
if (results.Count() == 0)
return NS_OK;
*aResults = NS_STATIC_CAST(nsIURI**,
nsMemory::Alloc(results.Count() * sizeof(nsIURI*)));
if (! aResults)
return NS_ERROR_OUT_OF_MEMORY;
*aResultCount = results.Count();
for (PRUint32 i = 0; i < *aResultCount; i ++) {
(*aResults)[i] = results[i];
NS_ADDREF((*aResults)[i]);
}
return NS_OK;
}
// nsAnnotationService::HasAnnotation
NS_IMETHODIMP