int
to_erl_object(emonk_buf_t* buf, JSContext* cx, JSObject* obj)
{
JSObject* iter;
JSString* key;
jsid idp;
jsval val;
jschar* keyname;
size_t keylen;
int count = 0;
int lengthpos;
REQUEST(7);
BUFPTR[0] = SMALL_TUPLE;
BUFPTR[1] = (char) 1;
BUFPTR[2] = LIST;
// Remember the byte offset where length goes so we can write it
// after enumerating the properties.
lengthpos = buf->used + 3;
buf->used += 7;
iter = JS_NewPropertyIterator(cx, obj);
if(iter == NULL) return ERROR;
while(JS_NextProperty(cx, iter, &idp))
{
// Done iterating, write length and bail.
if(idp == JSVAL_VOID)
{
count = htonl(count);
memcpy(buf->buf+lengthpos, &count, 4);
REQUEST(1);
BUFPTR[0] = NIL;
buf->used += 1;
return OK;
}
REQUEST(2);
BUFPTR[0] = SMALL_TUPLE;
BUFPTR[1] = 2;
buf->used += 2;
if(!JS_IdToValue(cx, idp, &val)) return ERROR;
if(!to_erl_string(buf, cx, val)) return ERROR;
key = JS_ValueToString(cx, val);
keyname = JS_GetStringChars(key);
keylen = JS_GetStringLength(key);
if(!JS_GetUCProperty(cx, obj, keyname, keylen, &val)) return ERROR;
if(!to_erl_intern(buf, cx, val)) return ERROR;
count += 1;
}
return ERROR;
}
/*
* Class: netscape_javascript_JSObject
* Method: getMember
* Signature: (Ljava/lang/String;)Ljava/lang/Object;
*/
JNIEXPORT jobject JNICALL
Java_netscape_javascript_JSObject_getMember(JNIEnv *jEnv,
jobject java_wrapper_obj,
jstring property_name_jstr)
{
JSContext *cx = NULL;
JSObject *js_obj;
jsval js_val;
int dummy_cost;
JSBool dummy_bool;
const jchar *property_name_ucs2;
jsize property_name_len;
JSErrorReporter saved_reporter;
jobject member;
jboolean is_copy;
JSJavaThreadState *jsj_env;
jsj_env = jsj_enter_js(jEnv, NULL, java_wrapper_obj, &cx, &js_obj, &saved_reporter, NULL, 0, NULL);
if (!jsj_env)
return NULL;
property_name_ucs2 = NULL;
if (!property_name_jstr) {
JS_ReportErrorNumber(cx, jsj_GetErrorMessage, NULL,
JSJMSG_NULL_MEMBER_NAME);
member = NULL;
goto done;
}
/* Get the Unicode string for the JS property name */
property_name_ucs2 = (*jEnv)->GetStringChars(jEnv, property_name_jstr, &is_copy);
if (!property_name_ucs2) {
JS_ASSERT(0);
goto done;
}
property_name_len = (*jEnv)->GetStringLength(jEnv, property_name_jstr);
if (!JS_GetUCProperty(cx, js_obj, property_name_ucs2, property_name_len, &js_val))
goto done;
jsj_ConvertJSValueToJavaObject(cx, jEnv, js_val,
jsj_get_jlObject_descriptor(cx, jEnv),
&dummy_cost, &member, &dummy_bool);
done:
if (property_name_ucs2)
(*jEnv)->ReleaseStringChars(jEnv, property_name_jstr, property_name_ucs2);
if (!jsj_exit_js(cx, jsj_env, saved_reporter))
return NULL;
return member;
}
XPCDispJSPropertyInfo::XPCDispJSPropertyInfo(JSContext* cx, PRUint32 memid,
JSObject* obj, jsval val) :
mPropertyType(INVALID), mMemID(memid)
{
PRUint32 len;
jschar * chars = xpc_JSString2String(cx, val, &len);
if(!chars)
return;
mName = nsString(reinterpret_cast<const PRUnichar *>(chars), len);
JSBool found;
uintN attr;
// Get the property's attributes, and make sure it's found and enumerable
if(!JS_GetUCPropertyAttributes(cx, obj, chars, len, &attr, &found) ||
!found || (attr & JSPROP_ENUMERATE) == 0)
return;
// Retrieve the property
if(!chars || !JS_GetUCProperty(cx, obj, chars, len, &mProperty) ||
JSVAL_IS_NULL(mProperty))
return;
// If this is a function
if(JSVAL_IS_OBJECT(mProperty) &&
JS_ObjectIsFunction(cx, JSVAL_TO_OBJECT(mProperty)))
{
mPropertyType = FUNCTION;
JSObject * funcObj = JSVAL_TO_OBJECT(mProperty);
JSIdArray * funcObjArray = JS_Enumerate(cx, funcObj);
if(funcObjArray)
{
mParamCount = funcObjArray->length;
}
}
else // It's a property
{
mParamCount = 0;
if((attr & JSPROP_READONLY) != 0)
{
mPropertyType = READONLY_PROPERTY;
}
else
{
mPropertyType = PROPERTY;
}
}
}
NS_METHOD abpScriptable::GetProperty(nsIXPConnectWrappedNative* wrapper, JSContext* cx, JSObject* obj, jsval id, jsval* vp, PRBool* _retval) {
nsresult rv = NS_OK;
JSString* property = JS_ValueToString(cx, id);
if (property == nsnull)
return NS_ERROR_FAILURE;
nsCOMPtr<nsISupports> native;
rv = wrapper->GetNative(getter_AddRefs(native));
if (NS_FAILED(rv))
return rv;
JSObject* innerObj = UnwrapJSObject(native);
if (innerObj == nsnull)
return NS_ERROR_FAILURE;
*_retval = JS_GetUCProperty(cx, innerObj, JS_GetStringChars(property), JS_GetStringLength(property), vp);
return rv;
}
JSDProperty*
jsd_GetValueProperty(JSDContext* jsdc, JSDValue* jsdval, JSString* name)
{
JSContext* cx = jsdc->dumbContext;
JSDProperty* jsdprop;
JSDProperty* iter = NULL;
JSObject* obj;
uintN attrs = 0;
JSBool found;
JSPropertyDesc pd;
const jschar * nameChars;
size_t nameLen;
jsval val, nameval;
jsid nameid;
JSCrossCompartmentCall *call = NULL;
if(!jsd_IsValueObject(jsdc, jsdval))
return NULL;
/* If we already have the prop, then return it */
while(NULL != (jsdprop = jsd_IterateProperties(jsdc, jsdval, &iter)))
{
JSString* propName = jsd_GetValueString(jsdc, jsdprop->name);
if(propName) {
intN result;
if (JS_CompareStrings(cx, propName, name, &result) && !result)
return jsdprop;
}
JSD_DropProperty(jsdc, jsdprop);
}
/* Not found in property list, look it up explicitly */
if(!(obj = JSVAL_TO_OBJECT(jsdval->val)))
return NULL;
if (!(nameChars = JS_GetStringCharsZAndLength(cx, name, &nameLen)))
return NULL;
JS_BeginRequest(cx);
call = JS_EnterCrossCompartmentCall(cx, obj);
if(!call) {
JS_EndRequest(cx);
return NULL;
}
JS_GetUCPropertyAttributes(cx, obj, nameChars, nameLen, &attrs, &found);
if (!found)
{
JS_LeaveCrossCompartmentCall(call);
JS_EndRequest(cx);
return NULL;
}
JS_ClearPendingException(cx);
if(!JS_GetUCProperty(cx, obj, nameChars, nameLen, &val))
{
if (JS_IsExceptionPending(cx))
{
if (!JS_GetPendingException(cx, &pd.value))
{
JS_LeaveCrossCompartmentCall(call);
JS_EndRequest(cx);
return NULL;
}
pd.flags = JSPD_EXCEPTION;
}
else
{
pd.flags = JSPD_ERROR;
pd.value = JSVAL_VOID;
}
}
else
{
pd.value = val;
}
JS_LeaveCrossCompartmentCall(call);
JS_EndRequest(cx);
nameval = STRING_TO_JSVAL(name);
if (!JS_ValueToId(cx, nameval, &nameid) ||
!JS_IdToValue(cx, nameid, &pd.id)) {
return NULL;
}
pd.slot = pd.spare = 0;
pd.alias = JSVAL_NULL;
pd.flags |= (attrs & JSPROP_ENUMERATE) ? JSPD_ENUMERATE : 0
| (attrs & JSPROP_READONLY) ? JSPD_READONLY : 0
| (attrs & JSPROP_PERMANENT) ? JSPD_PERMANENT : 0;
return _newProperty(jsdc, &pd, JSDPD_HINTED);
}
/*
* Class: netscape_javascript_JSObject
* Method: call
* Signature: (Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/Object;
*/
JNIEXPORT jobject JNICALL
Java_netscape_javascript_JSObject_call(JNIEnv *jEnv, jobject java_wrapper_obj,
jstring function_name_jstr, jobjectArray java_args)
{
int i, argc, arg_num;
jsval *argv;
JSContext *cx = NULL;
JSObject *js_obj;
jsval js_val, function_val;
int dummy_cost;
JSBool dummy_bool;
const jchar *function_name_ucs2;
jsize function_name_len;
JSErrorReporter saved_reporter;
jboolean is_copy;
jobject result;
JSJavaThreadState *jsj_env;
jsj_env = jsj_enter_js(jEnv, NULL, java_wrapper_obj, &cx, &js_obj, &saved_reporter, NULL, 0, NULL);
if (!jsj_env)
return NULL;
function_name_ucs2 = NULL;
result = NULL;
if (!function_name_jstr) {
JS_ReportErrorNumber(cx, jsj_GetErrorMessage, NULL,
JSJMSG_NULL_FUNCTION_NAME);
goto done;
}
/* Get the function name to eval as raw Unicode characters */
function_name_ucs2 = (*jEnv)->GetStringChars(jEnv, function_name_jstr, &is_copy);
if (!function_name_ucs2) {
JS_ASSERT(0);
goto done;
}
function_name_len = (*jEnv)->GetStringLength(jEnv, function_name_jstr);
/* Allocate space for JS arguments */
if (java_args) {
argc = (*jEnv)->GetArrayLength(jEnv, java_args);
argv = (jsval*)JS_malloc(cx, argc * sizeof(jsval));
} else {
argc = 0;
argv = 0;
}
/* Convert arguments from Java to JS values */
for (arg_num = 0; arg_num < argc; arg_num++) {
jobject arg = (*jEnv)->GetObjectArrayElement(jEnv, java_args, arg_num);
if (!jsj_ConvertJavaObjectToJSValue(cx, jEnv, arg, &argv[arg_num]))
goto cleanup_argv;
JS_AddNamedRoot(cx, &argv[arg_num], "&argv[arg_num]");
}
if (!JS_GetUCProperty(cx, js_obj, function_name_ucs2, function_name_len,
&function_val))
goto cleanup_argv;
if (!JS_CallFunctionValue(cx, js_obj, function_val, argc, argv, &js_val))
goto cleanup_argv;
jsj_ConvertJSValueToJavaObject(cx, jEnv, js_val, jsj_get_jlObject_descriptor(cx, jEnv),
&dummy_cost, &result, &dummy_bool);
cleanup_argv:
if (argv) {
for (i = 0; i < arg_num; i++)
JS_RemoveRoot(cx, &argv[i]);
JS_free(cx, argv);
}
done:
if (function_name_ucs2)
(*jEnv)->ReleaseStringChars(jEnv, function_name_jstr, function_name_ucs2);
if (!jsj_exit_js(cx, jsj_env, saved_reporter))
return NULL;
return result;
}
JSBool
js_Stringify(JSContext *cx, jsval *vp, JSObject *replacer,
JSONWriteCallback callback, void *data, uint32 depth)
{
if (depth > JSON_MAX_DEPTH)
return JS_FALSE; /* encoding error */
JSBool ok = JS_TRUE;
JSObject *obj = JSVAL_TO_OBJECT(*vp);
JSBool isArray = JS_IsArrayObject(cx, obj);
jschar output = jschar(isArray ? '[' : '{');
if (!callback(&output, 1, data))
return JS_FALSE;
JSObject *iterObj = NULL;
jsint i = 0;
jsuint length = 0;
if (isArray) {
if (!JS_GetArrayLength(cx, obj, &length))
return JS_FALSE;
} else {
if (!js_ValueToIterator(cx, JSITER_ENUMERATE, vp))
return JS_FALSE;
iterObj = JSVAL_TO_OBJECT(*vp);
}
jsval outputValue = JSVAL_VOID;
JSAutoTempValueRooter tvr(cx, 1, &outputValue);
jsval key;
JSBool memberWritten = JS_FALSE;
do {
outputValue = JSVAL_VOID;
if (isArray) {
if ((jsuint)i >= length)
break;
ok = JS_GetElement(cx, obj, i++, &outputValue);
} else {
ok = js_CallIteratorNext(cx, iterObj, &key);
if (!ok)
break;
if (key == JSVAL_HOLE)
break;
JSString *ks;
if (JSVAL_IS_STRING(key)) {
ks = JSVAL_TO_STRING(key);
} else {
ks = JS_ValueToString(cx, key);
if (!ks) {
ok = JS_FALSE;
break;
}
}
ok = JS_GetUCProperty(cx, obj, JS_GetStringChars(ks),
JS_GetStringLength(ks), &outputValue);
}
if (!ok)
break;
// if this is an array, holes are transmitted as null
if (isArray && outputValue == JSVAL_VOID) {
outputValue = JSVAL_NULL;
} else if (JSVAL_IS_OBJECT(outputValue)) {
ok = js_TryJSON(cx, &outputValue);
if (!ok)
break;
}
// elide undefined values
if (outputValue == JSVAL_VOID)
continue;
// output a comma unless this is the first member to write
if (memberWritten) {
output = jschar(',');
ok = callback(&output, 1, data);
if (!ok)
break;
}
memberWritten = JS_TRUE;
JSType type = JS_TypeOfValue(cx, outputValue);
// Can't encode these types, so drop them
if (type == JSTYPE_FUNCTION || type == JSTYPE_XML)
break;
// Be careful below, this string is weakly rooted.
JSString *s;
// If this isn't an array, we need to output a key
if (!isArray) {
s = JS_ValueToString(cx, key);
if (!s) {
ok = JS_FALSE;
break;
}
ok = write_string(cx, callback, data, JS_GetStringChars(s), JS_GetStringLength(s));
if (!ok)
break;
output = jschar(':');
ok = callback(&output, 1, data);
if (!ok)
break;
}
if (!JSVAL_IS_PRIMITIVE(outputValue)) {
// recurse
ok = js_Stringify(cx, &outputValue, replacer, callback, data, depth + 1);
} else {
JSString *outputString;
s = JS_ValueToString(cx, outputValue);
if (!s) {
ok = JS_FALSE;
break;
}
if (type == JSTYPE_STRING) {
ok = write_string(cx, callback, data, JS_GetStringChars(s), JS_GetStringLength(s));
if (!ok)
break;
continue;
}
if (type == JSTYPE_NUMBER) {
if (JSVAL_IS_DOUBLE(outputValue)) {
jsdouble d = *JSVAL_TO_DOUBLE(outputValue);
if (!JSDOUBLE_IS_FINITE(d))
outputString = JS_NewStringCopyN(cx, "null", 4);
else
outputString = s;
} else {
outputString = s;
}
} else if (type == JSTYPE_BOOLEAN) {
outputString = s;
} else if (JSVAL_IS_NULL(outputValue)) {
outputString = JS_NewStringCopyN(cx, "null", 4);
} else {
ok = JS_FALSE; // encoding error
break;
}
ok = callback(JS_GetStringChars(outputString), JS_GetStringLength(outputString), data);
}
} while (ok);
if (iterObj) {
// Always close the iterator, but make sure not to stomp on OK
js_CloseIteratorState(cx, iterObj);
// encoding error or propagate? FIXME: Bug 408838.
}
if (!ok) {
JS_ReportError(cx, "Error during JSON encoding.");
return JS_FALSE;
}
output = jschar(isArray ? ']' : '}');
ok = callback(&output, 1, data);
return ok;
}
NS_IMETHODIMP
IDBCursor::Update(const jsval &aValue,
JSContext* aCx,
nsIIDBRequest** _retval)
{
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
if (mType != OBJECTSTORE) {
NS_NOTYETIMPLEMENTED("Implement me!");
return NS_ERROR_NOT_IMPLEMENTED;
}
if (!mObjectStore->TransactionIsOpen()) {
return NS_ERROR_UNEXPECTED;
}
if (!mObjectStore->IsWriteAllowed()) {
return NS_ERROR_OBJECT_IS_IMMUTABLE;
}
const Key& key = mData[mDataIndex].key;
NS_ASSERTION(!key.IsUnset() && !key.IsNull(), "Bad key!");
JSAutoRequest ar(aCx);
js::AutoValueRooter clone(aCx);
nsresult rv = nsContentUtils::CreateStructuredClone(aCx, aValue,
clone.jsval_addr());
if (NS_FAILED(rv)) {
return rv;
}
if (!mObjectStore->KeyPath().IsEmpty()) {
// Make sure the object given has the correct keyPath value set on it or
// we will add it.
const nsString& keyPath = mObjectStore->KeyPath();
const jschar* keyPathChars = reinterpret_cast<const jschar*>(keyPath.get());
const size_t keyPathLen = keyPath.Length();
js::AutoValueRooter prop(aCx);
JSBool ok = JS_GetUCProperty(aCx, JSVAL_TO_OBJECT(clone.jsval_value()),
keyPathChars, keyPathLen, prop.jsval_addr());
NS_ENSURE_TRUE(ok, NS_ERROR_FAILURE);
if (JSVAL_IS_VOID(prop.jsval_value())) {
rv = IDBObjectStore::GetJSValFromKey(key, aCx, prop.jsval_addr());
NS_ENSURE_SUCCESS(rv, rv);
ok = JS_DefineUCProperty(aCx, JSVAL_TO_OBJECT(clone.jsval_value()),
keyPathChars, keyPathLen, prop.jsval_value(), nsnull,
nsnull, JSPROP_ENUMERATE);
NS_ENSURE_TRUE(ok, NS_ERROR_FAILURE);
}
else {
Key newKey;
rv = IDBObjectStore::GetKeyFromJSVal(prop.jsval_value(), newKey);
NS_ENSURE_SUCCESS(rv, rv);
if (newKey.IsUnset() || newKey.IsNull() || newKey != key) {
return NS_ERROR_INVALID_ARG;
}
}
}
nsTArray<IndexUpdateInfo> indexUpdateInfo;
rv = IDBObjectStore::GetIndexUpdateInfo(mObjectStore->GetObjectStoreInfo(),
aCx, clone.jsval_value(), indexUpdateInfo);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIJSON> json(new nsJSON());
nsString jsonValue;
rv = json->EncodeFromJSVal(clone.jsval_addr(), aCx, jsonValue);
NS_ENSURE_SUCCESS(rv, rv);
nsRefPtr<IDBRequest> request =
GenerateWriteRequest(mTransaction->ScriptContext(), mTransaction->Owner());
NS_ENSURE_TRUE(request, NS_ERROR_FAILURE);
nsRefPtr<UpdateHelper> helper =
new UpdateHelper(mTransaction, request, mObjectStore->Id(), jsonValue, key,
mObjectStore->IsAutoIncrement(), indexUpdateInfo);
rv = helper->DispatchToTransactionPool();
NS_ENSURE_SUCCESS(rv, rv);
request.forget(_retval);
return NS_OK;
}
/**
* call a method of Native JSObject.
*
* @param jEnv - JNIEnv on which the call is being made.
* @param obj - A Native JS Object.
* @param name - Name of a method.
* @param jobjArr - Array of jobjects representing parameters of method being caled.
* @param pjobj - return value.
*/
NS_METHOD
nsCLiveconnect::Call(JNIEnv *jEnv, lcjsobject obj, const jchar *name, jsize length, jobjectArray java_args, void* principalsArray[],
int numPrincipals, nsISupports *securitySupports, jobject *pjobj)
{
if(jEnv == NULL || obj == 0)
{
return NS_ERROR_FAILURE;
}
int i = 0;
int argc = 0;
int arg_num = 0;
jsval *argv = 0;
JSJavaThreadState *jsj_env = NULL;
JSObjectHandle *handle = (JSObjectHandle*)obj;
JSObject *js_obj = handle->js_obj;
JSContext *cx = NULL;
jsval js_val;
jsval function_val = 0;
int dummy_cost = 0;
JSBool dummy_bool = PR_FALSE;
JSErrorReporter saved_state = NULL;
jobject result = NULL;
jsj_env = jsj_enter_js(jEnv, mJavaClient, NULL, &cx, NULL, &saved_state, principalsArray, numPrincipals, securitySupports);
if (!jsj_env)
return NS_ERROR_FAILURE;
result = NULL;
AutoPushJSContext autopush(securitySupports, cx);
if (NS_FAILED(autopush.ResultOfPush()))
goto done;
if (!name) {
JS_ReportError(cx, "illegal null JavaScript function name");
goto done;
}
/* Allocate space for JS arguments */
argc = java_args ? jEnv->GetArrayLength(java_args) : 0;
if (argc) {
argv = (jsval*)JS_malloc(cx, argc * sizeof(jsval));
if (!argv)
goto done;
} else {
argv = 0;
}
/* Convert arguments from Java to JS values */
for (arg_num = 0; arg_num < argc; arg_num++) {
jobject arg = jEnv->GetObjectArrayElement(java_args, arg_num);
JSBool ret = jsj_ConvertJavaObjectToJSValue(cx, jEnv, arg, &argv[arg_num]);
jEnv->DeleteLocalRef(arg);
if (!ret)
goto cleanup_argv;
JS_AddRoot(cx, &argv[arg_num]);
}
if (!JS_GetUCProperty(cx, js_obj, name, length, &function_val))
goto cleanup_argv;
if (!JS_CallFunctionValue(cx, js_obj, function_val, argc, argv, &js_val))
goto cleanup_argv;
jsj_ConvertJSValueToJavaObject(cx, jEnv, js_val, jsj_get_jlObject_descriptor(cx, jEnv),
&dummy_cost, &result, &dummy_bool);
cleanup_argv:
if (argv) {
for (i = 0; i < arg_num; i++)
JS_RemoveRoot(cx, &argv[i]);
JS_free(cx, argv);
}
done:
if (!jsj_exit_js(cx, jsj_env, saved_state))
return NS_ERROR_FAILURE;
*pjobj = result;
return NS_OK;
}
NS_INTERFACE_MAP_END
////////////////////////////////////////////////////////////////////////////
// from nsILiveconnect:
/**
* get member of a Native JSObject for a given name.
*
* @param jEnv - JNIEnv on which the call is being made.
* @param obj - A Native JS Object.
* @param name - Name of a member.
* @param pjobj - return parameter as a java object representing
* the member. If it is a basic data type it is converted to
* a corresponding java type. If it is a NJSObject, then it is
* wrapped up as java wrapper netscape.javascript.JSObject.
*/
NS_METHOD
nsCLiveconnect::GetMember(JNIEnv *jEnv, lcjsobject obj, const jchar *name, jsize length, void* principalsArray[],
int numPrincipals, nsISupports *securitySupports, jobject *pjobj)
{
if(jEnv == NULL || obj == 0)
{
return NS_ERROR_FAILURE;
}
JSJavaThreadState *jsj_env = NULL;
JSObjectHandle *handle = (JSObjectHandle*)obj;
JSObject *js_obj = handle->js_obj;
JSContext *cx = NULL;
jobject member = NULL;
jsval js_val;
int dummy_cost = 0;
JSBool dummy_bool = PR_FALSE;
JSErrorReporter saved_state = NULL;
jsj_env = jsj_enter_js(jEnv, mJavaClient, NULL, &cx, NULL, &saved_state, principalsArray, numPrincipals, securitySupports);
if (!jsj_env)
return NS_ERROR_FAILURE;
AutoPushJSContext autopush(securitySupports, cx);
if (NS_FAILED(autopush.ResultOfPush()))
goto done;
if (!name) {
JS_ReportError(cx, "illegal null member name");
member = NULL;
goto done;
}
if (!JS_GetUCProperty(cx, js_obj, name, length, &js_val))
goto done;
jsj_ConvertJSValueToJavaObject(cx, jEnv, js_val, jsj_get_jlObject_descriptor(cx, jEnv),
&dummy_cost, &member, &dummy_bool);
done:
if (!jsj_exit_js(cx, jsj_env, saved_state))
return NS_ERROR_FAILURE;
*pjobj = member;
return NS_OK;
}
//
// Native method Install
//
static JSBool
InstallTriggerGlobalInstall(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
nsIDOMInstallTriggerGlobal *nativeThis = getTriggerNative(cx, obj);
if (!nativeThis)
return JS_FALSE;
*rval = JSVAL_FALSE;
// make sure XPInstall is enabled, return false if not
nsIScriptGlobalObject *globalObject = nsnull;
nsIScriptContext *scriptContext = GetScriptContextFromJSContext(cx);
if (scriptContext)
globalObject = scriptContext->GetGlobalObject();
if (!globalObject)
return JS_TRUE;
nsCOMPtr<nsIScriptSecurityManager> secman(do_GetService(NS_SCRIPTSECURITYMANAGER_CONTRACTID));
if (!secman)
{
JS_ReportError(cx, "Could not the script security manager service.");
return JS_FALSE;
}
// get the principal. if it doesn't exist, die.
nsCOMPtr<nsIPrincipal> principal;
secman->GetSubjectPrincipal(getter_AddRefs(principal));
if (!principal)
{
JS_ReportError(cx, "Could not get the Subject Principal during InstallTrigger.Install()");
return JS_FALSE;
}
// get window.location to construct relative URLs
nsCOMPtr<nsIURI> baseURL;
JSObject* global = JS_GetGlobalObject(cx);
if (global)
{
jsval v;
if (JS_GetProperty(cx,global,"location",&v))
{
nsAutoString location;
ConvertJSValToStr( location, cx, v );
NS_NewURI(getter_AddRefs(baseURL), location);
}
}
PRBool abortLoad = PR_FALSE;
// parse associative array of installs
if ( argc >= 1 && JSVAL_IS_OBJECT(argv[0]) && JSVAL_TO_OBJECT(argv[0]) )
{
nsXPITriggerInfo *trigger = new nsXPITriggerInfo();
if (!trigger)
return JS_FALSE;
trigger->SetPrincipal(principal);
JSIdArray *ida = JS_Enumerate( cx, JSVAL_TO_OBJECT(argv[0]) );
if ( ida )
{
jsval v;
const PRUnichar *name, *URL;
const PRUnichar *iconURL = nsnull;
for (int i = 0; i < ida->length && !abortLoad; i++ )
{
JS_IdToValue( cx, ida->vector[i], &v );
JSString * str = JS_ValueToString( cx, v );
if (!str)
{
abortLoad = PR_TRUE;
break;
}
name = reinterpret_cast<const PRUnichar*>(JS_GetStringChars( str ));
URL = iconURL = nsnull;
JSAutoByteString hash;
JS_GetUCProperty( cx, JSVAL_TO_OBJECT(argv[0]), reinterpret_cast<const jschar*>(name), nsCRT::strlen(name), &v );
if ( JSVAL_IS_OBJECT(v) && JSVAL_TO_OBJECT(v) )
{
jsval v2;
if (JS_GetProperty( cx, JSVAL_TO_OBJECT(v), "URL", &v2 ) && !JSVAL_IS_VOID(v2)) {
JSString *str = JS_ValueToString(cx, v2);
if (!str) {
abortLoad = PR_TRUE;
break;
}
URL = reinterpret_cast<const PRUnichar*>(JS_GetStringChars(str));
}
if (JS_GetProperty( cx, JSVAL_TO_OBJECT(v), "IconURL", &v2 ) && !JSVAL_IS_VOID(v2)) {
JSString *str = JS_ValueToString(cx, v2);
if (!str) {
abortLoad = PR_TRUE;
break;
}
iconURL = reinterpret_cast<const PRUnichar*>(JS_GetStringChars(str));
}
if (JS_GetProperty( cx, JSVAL_TO_OBJECT(v), "Hash", &v2) && !JSVAL_IS_VOID(v2)) {
JSString *str = JS_ValueToString(cx, v2);
if (!str || !hash.encode(cx, str)) {
abortLoad = PR_TRUE;
break;
}
}
}
else
{
JSString *str = JS_ValueToString(cx, v);
if (!str) {
abortLoad = PR_TRUE;
break;
}
URL = reinterpret_cast<const PRUnichar*>(JS_GetStringChars(str));
}
if ( URL )
{
// Get relative URL to load
nsAutoString xpiURL(URL);
if (baseURL)
{
nsCAutoString resolvedURL;
baseURL->Resolve(NS_ConvertUTF16toUTF8(xpiURL), resolvedURL);
xpiURL = NS_ConvertUTF8toUTF16(resolvedURL);
}
nsAutoString icon(iconURL);
if (iconURL && baseURL)
{
nsCAutoString resolvedIcon;
baseURL->Resolve(NS_ConvertUTF16toUTF8(icon), resolvedIcon);
icon = NS_ConvertUTF8toUTF16(resolvedIcon);
}
// Make sure we're allowed to load this URL and the icon URL
nsresult rv = InstallTriggerCheckLoadURIFromScript(cx, xpiURL);
if (NS_FAILED(rv))
abortLoad = PR_TRUE;
if (!abortLoad && iconURL)
{
rv = InstallTriggerCheckLoadURIFromScript(cx, icon);
if (NS_FAILED(rv))
abortLoad = PR_TRUE;
}
if (!abortLoad)
{
// Add the install item to the trigger collection
nsXPITriggerItem *item =
new nsXPITriggerItem( name, xpiURL.get(), icon.get(), hash );
if ( item )
{
trigger->Add( item );
}
else
abortLoad = PR_TRUE;
}
}
else
abortLoad = PR_TRUE;
}
JS_DestroyIdArray( cx, ida );
}
// pass on only if good stuff found
if (!abortLoad && trigger->Size() > 0)
{
nsCOMPtr<nsIURI> checkuri;
nsresult rv = nativeThis->GetOriginatingURI(globalObject,
getter_AddRefs(checkuri));
if (NS_SUCCEEDED(rv))
{
nsCOMPtr<nsIDOMWindowInternal> win(do_QueryInterface(globalObject));
nsCOMPtr<nsIXPIInstallInfo> installInfo =
new nsXPIInstallInfo(win, checkuri, trigger, 0);
if (installInfo)
{
// installInfo now owns triggers
PRBool enabled = PR_FALSE;
nativeThis->UpdateEnabled(checkuri, XPI_WHITELIST, &enabled);
if (!enabled)
{
nsCOMPtr<nsIObserverService> os =
mozilla::services::GetObserverService();
if (os)
os->NotifyObservers(installInfo,
"xpinstall-install-blocked",
nsnull);
}
else
{
// save callback function if any (ignore bad args for now)
if ( argc >= 2 && JS_TypeOfValue(cx,argv[1]) == JSTYPE_FUNCTION )
{
trigger->SaveCallback( cx, argv[1] );
}
PRBool result;
nativeThis->StartInstall(installInfo, &result);
*rval = BOOLEAN_TO_JSVAL(result);
}
return JS_TRUE;
}
}
}
// didn't pass it on so we must delete trigger
delete trigger;
}
JS_ReportError(cx, "Incorrect arguments to InstallTrigger.Install()");
return JS_FALSE;
}
