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-rw-r--r--dom/indexedDB/KeyPath.cpp77
-rw-r--r--dom/xbl/nsXBLBinding.cpp3
-rw-r--r--dom/xbl/nsXBLProtoImpl.cpp12
-rw-r--r--js/src/jsapi.cpp18
-rw-r--r--js/src/jsapi.h6
5 files changed, 99 insertions, 17 deletions
diff --git a/dom/indexedDB/KeyPath.cpp b/dom/indexedDB/KeyPath.cpp
index dc8d10668..30edd8cd7 100644
--- a/dom/indexedDB/KeyPath.cpp
+++ b/dom/indexedDB/KeyPath.cpp
@@ -14,6 +14,7 @@
#include "xpcpublic.h"
#include "mozilla/dom/BindingDeclarations.h"
+#include "mozilla/dom/BlobBinding.h"
#include "mozilla/dom/IDBObjectStoreBinding.h"
namespace mozilla {
@@ -100,7 +101,6 @@ GetJSValFromKeyPathString(JSContext* aCx,
const char16_t* keyPathChars = token.BeginReading();
const size_t keyPathLen = token.Length();
- bool hasProp;
if (!targetObject) {
// We're still walking the chain of existing objects
// http://w3c.github.io/IndexedDB/#dfn-evaluate-a-key-path-on-a-value
@@ -116,16 +116,77 @@ GetJSValFromKeyPathString(JSContext* aCx,
}
obj = &currentVal.toObject();
- bool ok = JS_HasUCProperty(aCx, obj, keyPathChars, keyPathLen,
- &hasProp);
+ // We call JS_GetOwnUCPropertyDescriptor on purpose (as opposed to
+ // JS_GetUCPropertyDescriptor) to avoid searching the prototype chain.
+ JS::Rooted<JS::PropertyDescriptor> desc(aCx);
+ bool ok = JS_GetOwnUCPropertyDescriptor(aCx, obj, keyPathChars,
+ keyPathLen, &desc);
IDB_ENSURE_TRUE(ok, NS_ERROR_DOM_INDEXEDDB_UNKNOWN_ERR);
- if (hasProp) {
- // Get if the property exists...
- JS::Rooted<JS::Value> intermediate(aCx);
- bool ok = JS_GetUCProperty(aCx, obj, keyPathChars, keyPathLen, &intermediate);
- IDB_ENSURE_TRUE(ok, NS_ERROR_DOM_INDEXEDDB_UNKNOWN_ERR);
+ JS::Rooted<JS::Value> intermediate(aCx);
+ bool hasProp = false;
+
+ if (desc.object()) {
+ intermediate = desc.value();
+ hasProp = true;
+ } else {
+ // If we get here it means the object doesn't have the property or the
+ // property is available throuch a getter. We don't want to call any
+ // getters to avoid potential re-entrancy.
+ // The blob object is special since its properties are available
+ // only through getters but we still want to support them for key
+ // extraction. So they need to be handled manually.
+ Blob* blob;
+ if (NS_SUCCEEDED(UNWRAP_OBJECT(Blob, &obj, blob))) {
+ if (token.EqualsLiteral("size")) {
+ ErrorResult rv;
+ uint64_t size = blob->GetSize(rv);
+ MOZ_ALWAYS_TRUE(!rv.Failed());
+
+ intermediate = JS_NumberValue(size);
+ hasProp = true;
+ } else if (token.EqualsLiteral("type")) {
+ nsString type;
+ blob->GetType(type);
+
+ JSString* string =
+ JS_NewUCStringCopyN(aCx, type.get(), type.Length());
+
+ intermediate = JS::StringValue(string);
+ hasProp = true;
+ } else {
+ RefPtr<File> file = blob->ToFile();
+ if (file) {
+ if (token.EqualsLiteral("name")) {
+ nsString name;
+ file->GetName(name);
+
+ JSString* string =
+ JS_NewUCStringCopyN(aCx, name.get(), name.Length());
+
+ intermediate = JS::StringValue(string);
+ hasProp = true;
+ } else if (token.EqualsLiteral("lastModified")) {
+ ErrorResult rv;
+ int64_t lastModifiedDate = file->GetLastModified(rv);
+ MOZ_ALWAYS_TRUE(!rv.Failed());
+
+ intermediate = JS_NumberValue(lastModifiedDate);
+ hasProp = true;
+ } else if (token.EqualsLiteral("lastModifiedDate")) {
+ ErrorResult rv;
+ Date lastModifiedDate = file->GetLastModifiedDate(rv);
+ MOZ_ALWAYS_TRUE(!rv.Failed());
+
+ lastModifiedDate.ToDateObject(aCx, &intermediate);
+ hasProp = true;
+ }
+ }
+ }
+ }
+ }
+ if (hasProp) {
// Treat explicitly undefined as an error.
if (intermediate.isUndefined()) {
return NS_ERROR_DOM_INDEXEDDB_DATA_ERR;
diff --git a/dom/xbl/nsXBLBinding.cpp b/dom/xbl/nsXBLBinding.cpp
index d9a2aacc5..b8174f6c2 100644
--- a/dom/xbl/nsXBLBinding.cpp
+++ b/dom/xbl/nsXBLBinding.cpp
@@ -1049,7 +1049,8 @@ nsXBLBinding::DoInitJSClass(JSContext *cx,
// to create and define it.
JS::Rooted<JSObject*> proto(cx);
JS::Rooted<JS::PropertyDescriptor> desc(cx);
- if (!JS_GetOwnUCPropertyDescriptor(cx, holder, aClassName.get(), &desc)) {
+ if (!JS_GetOwnUCPropertyDescriptor(cx, holder, aClassName.get(),
+ aClassName.Length(), &desc)) {
return NS_ERROR_OUT_OF_MEMORY;
}
*aNew = !desc.object();
diff --git a/dom/xbl/nsXBLProtoImpl.cpp b/dom/xbl/nsXBLProtoImpl.cpp
index 4db9cabf0..5efcb71e0 100644
--- a/dom/xbl/nsXBLProtoImpl.cpp
+++ b/dom/xbl/nsXBLProtoImpl.cpp
@@ -100,11 +100,15 @@ nsXBLProtoImpl::InstallImplementation(nsXBLPrototypeBinding* aPrototypeBinding,
// end up with a different content prototype, but we'll already have a property
// holder called |foo| in the XBL scope. Check for that to avoid wasteful and
// weird property holder duplication.
- const char16_t* className = aPrototypeBinding->ClassName().get();
+ const nsString& className = aPrototypeBinding->ClassName();
+ const char16_t* classNameChars = className.get();
+ const size_t classNameLen = className.Length();
+
JS::Rooted<JSObject*> propertyHolder(cx);
JS::Rooted<JS::PropertyDescriptor> existingHolder(cx);
if (scopeObject != globalObject &&
- !JS_GetOwnUCPropertyDescriptor(cx, scopeObject, className, &existingHolder)) {
+ !JS_GetOwnUCPropertyDescriptor(cx, scopeObject, classNameChars,
+ classNameLen, &existingHolder)) {
return NS_ERROR_FAILURE;
}
bool propertyHolderIsNew = !existingHolder.object() || !existingHolder.value().isObject();
@@ -119,8 +123,8 @@ nsXBLProtoImpl::InstallImplementation(nsXBLPrototypeBinding* aPrototypeBinding,
// Define it as a property on the scopeObject, using the same name used on
// the content side.
- bool ok = JS_DefineUCProperty(cx, scopeObject, className, -1, propertyHolder,
- JSPROP_PERMANENT | JSPROP_READONLY,
+ bool ok = JS_DefineUCProperty(cx, scopeObject, classNameChars, classNameLen,
+ propertyHolder, JSPROP_PERMANENT | JSPROP_READONLY,
JS_STUBGETTER, JS_STUBSETTER);
NS_ENSURE_TRUE(ok, NS_ERROR_UNEXPECTED);
} else {
diff --git a/js/src/jsapi.cpp b/js/src/jsapi.cpp
index 85a38bba4..37d023bd4 100644
--- a/js/src/jsapi.cpp
+++ b/js/src/jsapi.cpp
@@ -2003,10 +2003,10 @@ JS_GetOwnPropertyDescriptor(JSContext* cx, HandleObject obj, const char* name,
}
JS_PUBLIC_API(bool)
-JS_GetOwnUCPropertyDescriptor(JSContext* cx, HandleObject obj, const char16_t* name,
+JS_GetOwnUCPropertyDescriptor(JSContext* cx, HandleObject obj, const char16_t* name, size_t namelen,
MutableHandle<PropertyDescriptor> desc)
{
- JSAtom* atom = AtomizeChars(cx, name, js_strlen(name));
+ JSAtom* atom = AtomizeChars(cx, name, namelen);
if (!atom)
return false;
RootedId id(cx, AtomToId(atom));
@@ -2028,7 +2028,19 @@ JS_GetPropertyDescriptor(JSContext* cx, HandleObject obj, const char* name,
if (!atom)
return false;
RootedId id(cx, AtomToId(atom));
- return atom && JS_GetPropertyDescriptorById(cx, obj, id, desc);
+ return JS_GetPropertyDescriptorById(cx, obj, id, desc);
+}
+
+JS_PUBLIC_API(bool)
+JS_GetUCPropertyDescriptor(JSContext* cx, HandleObject obj, const char16_t* name, size_t namelen,
+ MutableHandle<PropertyDescriptor> desc)
+{
+ JSAtom* atom = AtomizeChars(cx, name, namelen);
+ if (!atom) {
+ return false;
+ }
+ RootedId id(cx, AtomToId(atom));
+ return JS_GetPropertyDescriptorById(cx, obj, id, desc);
}
static bool
diff --git a/js/src/jsapi.h b/js/src/jsapi.h
index c1195cc00..30c4a835a 100644
--- a/js/src/jsapi.h
+++ b/js/src/jsapi.h
@@ -2917,7 +2917,7 @@ JS_GetOwnPropertyDescriptor(JSContext* cx, JS::HandleObject obj, const char* nam
JS::MutableHandle<JS::PropertyDescriptor> desc);
extern JS_PUBLIC_API(bool)
-JS_GetOwnUCPropertyDescriptor(JSContext* cx, JS::HandleObject obj, const char16_t* name,
+JS_GetOwnUCPropertyDescriptor(JSContext* cx, JS::HandleObject obj, const char16_t* name, size_t namelen,
JS::MutableHandle<JS::PropertyDescriptor> desc);
/**
@@ -2934,6 +2934,10 @@ extern JS_PUBLIC_API(bool)
JS_GetPropertyDescriptor(JSContext* cx, JS::HandleObject obj, const char* name,
JS::MutableHandle<JS::PropertyDescriptor> desc);
+extern JS_PUBLIC_API(bool)
+JS_GetUCPropertyDescriptor(JSContext* cx, JS::HandleObject obj, const char16_t* name, size_t namelen,
+ JS::MutableHandle<JS::PropertyDescriptor> desc);
+
/**
* Define a property on obj.
*