JSDScript*
jsd_FindJSDScript( JSDContext* jsdc,
JSScript *script )
{
JS_ASSERT(JSD_SCRIPTS_LOCKED(jsdc));
return (JSDScript*) JS_HashTableLookup(jsdc->scriptsTable, (void *)script);
}
JSDObject*
jsd_GetJSDObjectForJSObject(JSDContext* jsdc, JSObject* jsobj)
{
JSDObject* jsdobj;
JSD_LOCK_OBJECTS(jsdc);
jsdobj = (JSDObject*) JS_HashTableLookup(jsdc->objectsTable, jsobj);
JSD_UNLOCK_OBJECTS(jsdc);
return jsdobj;
}
VALUE make_ruby_land_proxy(JohnsonRuntime* runtime, jsval value, const char const* root_name)
{
RubyLandProxy * our_proxy = (RubyLandProxy *)JS_HashTableLookup(runtime->jsids, (void *)value);
if (our_proxy)
{
// if we already have a proxy, return it
return apply_conversions(our_proxy->self);
}
else
{
// otherwise make one and cache it
VALUE proxy = Data_Make_Struct((strncmp(root_name, "JSScriptProxy", strlen("JSScriptProxy")) ? proxy_class : script_class), RubyLandProxy, 0, finalize, our_proxy);
JSContext * context = johnson_get_current_context(runtime);
PREPARE_RUBY_JROOTS(context, 1);
JROOT(value);
VALUE rb_runtime = (VALUE)JS_GetRuntimePrivate(runtime->js);
rb_iv_set(proxy, "@runtime", rb_runtime);
our_proxy->runtime = runtime;
our_proxy->key = (void *)value;
our_proxy->self = proxy;
// root the value for JS GC and lookups
JCHECK(JS_AddNamedRootRT(runtime->js, &(our_proxy->key), root_name));
// put the proxy OID in the id map
JCHECK(JS_HashTableAdd(runtime->jsids, (void *)value, (void *)our_proxy));
VALUE final_proxy = JPROTECT(apply_wrappers, proxy);
our_proxy->self = final_proxy;
JRETURN_RUBY(JPROTECT(apply_conversions, final_proxy));
}
}
JSDAtom*
jsd_AddAtom(JSDContext* jsdc, const char* str)
{
JSDAtom* atom;
if(!str)
{
MOZ_ASSERT(0);
return nullptr;
}
JSD_LOCK_ATOMS(jsdc);
atom = (JSDAtom*) JS_HashTableLookup(jsdc->atoms, str);
if( atom )
atom->refcount++;
else
{
atom = (JSDAtom*) malloc(sizeof(JSDAtom));
if( atom )
{
atom->str = strdup(str);
atom->refcount = 1;
if(!JS_HashTableAdd(jsdc->atoms, atom->str, atom))
{
free(atom->str);
free(atom);
atom = nullptr;
}
}
}
JSD_UNLOCK_ATOMS(jsdc);
return atom;
}
JSBool make_js_land_proxy(JohnsonRuntime* runtime, VALUE value, jsval* retval)
{
jsval base_value = (jsval)JS_HashTableLookup(runtime->rbids, (void *)value);
JSContext * context = johnson_get_current_context(runtime);
PREPARE_JROOTS(context, 2);
jsval johnson = JSVAL_NULL;
JCHECK(evaluate_js_property_expression(runtime, "Johnson", &johnson));
JROOT(johnson);
if (base_value)
{
JCHECK(JS_CallFunctionName(context, johnson, "applyConversions", 1, &base_value, retval));
JRETURN;
}
else
{
JSObject *jsobj;
JSClass *klass = &JSLandProxyClass;
if (T_CLASS == TYPE(value)) klass = &JSLandClassProxyClass;
// FIXME: hack; should happen in Rubyland
if (T_STRUCT == TYPE(value))
rb_funcall(Johnson_SpiderMonkey_JSLandProxy(),
rb_intern("treat_all_properties_as_methods"), 1, value);
bool callable_p = Qtrue == rb_funcall(value,
rb_intern("respond_to?"), 1, rb_str_new2("call"));
if (callable_p)
klass = &JSLandCallableProxyClass;
JCHECK((jsobj = JS_NewObject(context, klass, NULL, NULL)));
JROOT(jsobj);
JCHECK(JS_SetPrivate(context, jsobj, (void*)value));
JCHECK(JS_DefineFunction(context, jsobj, "__noSuchMethod__", method_missing, 2, 0));
JCHECK(JS_DefineFunction(context, jsobj, "toArray", to_array, 0, 0));
JCHECK(JS_DefineFunction(context, jsobj, "toString", to_string, 0, 0));
base_value = OBJECT_TO_JSVAL(jsobj);
// root the ruby value for GC
VALUE ruby_runtime = (VALUE)JS_GetRuntimePrivate(runtime->js);
rb_funcall(ruby_runtime, rb_intern("add_gcthing"), 1, value);
jsval wrapped_value = JSVAL_NULL;
JCHECK(JS_CallFunctionName(context, johnson, "applyWrappers", 1, &base_value, &wrapped_value));
// put the proxy OID in the id map
JCHECK(JS_HashTableAdd(runtime->rbids, (void *)value, (void *)(wrapped_value)));
JCHECK(JS_CallFunctionName(context, johnson, "applyConversions", 1, &wrapped_value, retval));
JRETURN;
}
}
