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Bug 483157 - mozStorageStatementRow needs to use mozIStorageStatement API

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This makes our language helper use public API instead of calling SQLite
directly, which centralizes some of our logic.
r=asuth
r=bent
This commit is contained in:
Shawn Wilsher 2009-03-20 18:41:01 -04:00
parent a5b61f895b
commit 602c6d3591
1 changed files with 35 additions and 16 deletions
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51
storage/src/mozStorageStatementRow.cpp
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@ -46,8 +46,6 @@
#include "jsapi.h"
#include "jsdate.h"
#include "sqlite3.h"
/*************************************************************************
****
**** mozStorageStatementRow
@ -100,34 +98,55 @@ mozStorageStatementRow::GetProperty(nsIXPConnectWrappedNative *wrapper, JSContex
PRUint32 idx;
nsresult rv = mStatement->GetColumnIndex(jsid, &idx);
NS_ENSURE_SUCCESS(rv, rv);
int ctype = sqlite3_column_type(NativeStatement(), idx);
PRInt32 type;
rv = mStatement->GetTypeOfIndex(idx, &type);
NS_ENSURE_SUCCESS(rv, rv);
if (ctype == SQLITE_INTEGER || ctype == SQLITE_FLOAT) {
double dval = sqlite3_column_double(NativeStatement(), idx);
if (type == mozIStorageValueArray::VALUE_TYPE_INTEGER ||
type == mozIStorageValueArray::VALUE_TYPE_FLOAT) {
double dval;
rv = mStatement->GetDouble(idx, &dval);
NS_ENSURE_SUCCESS(rv, rv);
if (!JS_NewNumberValue(cx, dval, vp)) {
*_retval = PR_FALSE;
return NS_OK;
}
} else if (ctype == SQLITE_TEXT) {
JSString *str = JS_NewUCStringCopyN(cx,
(jschar*) sqlite3_column_text16(NativeStatement(), idx),
sqlite3_column_bytes16(NativeStatement(), idx)/2);
}
else if (type == mozIStorageValueArray::VALUE_TYPE_TEXT) {
PRUint32 bytes;
const jschar *sval = reinterpret_cast<const jschar *>(
mStatement->AsSharedWString(idx, &bytes)
);
JSString *str = JS_NewUCStringCopyN(cx, sval, bytes / 2);
if (!str) {
*_retval = PR_FALSE;
return NS_OK;
}
*vp = STRING_TO_JSVAL(str);
} else if (ctype == SQLITE_BLOB) {
JSString *str = JS_NewStringCopyN(cx,
(char*) sqlite3_column_blob(NativeStatement(), idx),
sqlite3_column_bytes(NativeStatement(), idx));
if (!str) {
}
else if (type == mozIStorageValueArray::VALUE_TYPE_BLOB) {
PRUint32 length;
const PRUint8 *blob = mStatement->AsSharedBlob(idx, &length);
JSObject *obj = JS_NewArrayObject(cx, length, nsnull);
if (!obj) {
*_retval = PR_FALSE;
return NS_OK;
}
} else if (ctype == SQLITE_NULL) {
*vp = OBJECT_TO_JSVAL(obj);
// Copy the blob over to the JS array.
for (PRUint32 i = 0; i < length; i++) {
jsval val = INT_TO_JSVAL(blob[i]);
if (!JS_SetElement(cx, obj, i, &val)) {
*_retval = PR_FALSE;
return NS_OK;
}
}
}
else if (type == mozIStorageValueArray::VALUE_TYPE_NULL) {
*vp = JSVAL_NULL;
} else {
}
else {
NS_ERROR("sqlite3_column_type returned unknown column type, what's going on?");
}
}