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#include "AEGetURLEventHandler.h"
#include <jvmti.h>
#include <stdlib.h>
#import <Foundation/Foundation.h>
@interface AEGetURLEventHandler : NSObject
{
jobject _listener;
char *_url;
JavaVM *_vm;
}
+ (AEGetURLEventHandler *)sharedAEGetURLEventHandler;
- (void)handleAEGetURLEvent:(NSAppleEventDescriptor *)event
withReplyEvent:(NSAppleEventDescriptor *)replyEvent;
- (void)setAEGetURLListener:(jobject)listener jniEnv:(JNIEnv *)jniEnv;
- (void)setURL:(char *)url;
- (void)setVM:(JavaVM *)vm;
- (void)tryFireAEGetURLEvent;
@end
static AEGetURLEventHandler *g_sharedAEGetURLEventHandler = NULL;
@implementation AEGetURLEventHandler
+ (AEGetURLEventHandler *)sharedAEGetURLEventHandler {
if (!g_sharedAEGetURLEventHandler) {
g_sharedAEGetURLEventHandler = [[AEGetURLEventHandler alloc] init];
}
return g_sharedAEGetURLEventHandler;
}
- (void)dealloc {
[self setURL:NULL];
[self setAEGetURLListener:NULL jniEnv:NULL];
[super dealloc];
}
- (void)handleAEGetURLEvent:(NSAppleEventDescriptor *)event
withReplyEvent:(NSAppleEventDescriptor *)replyEvent {
NSAutoreleasePool *autoreleasePool = [[NSAutoreleasePool alloc] init];
NSString *str;
str = [[event paramDescriptorForKeyword:keyDirectObject] stringValue];
if (str) {
const NSStringEncoding encoding = NSNonLossyASCIIStringEncoding;
NSUInteger length;
char *chars;
length = [str lengthOfBytesUsingEncoding:encoding];
if (length) {
length++; // Account for the NULL termination byte.
chars = (char *) malloc (length * sizeof (char));
if (chars
&& (YES == [str getCString:chars maxLength:length encoding:encoding])) {
[[AEGetURLEventHandler sharedAEGetURLEventHandler]
setURL:chars];
} else {
free (chars);
}
}
}
[autoreleasePool release];
}
- (AEGetURLEventHandler *)init {
self = [super init];
if (self) {
_listener = NULL;
_url = NULL;
_vm = NULL;
}
return self;
}
- (void)setAEGetURLListener:(jobject)listener jniEnv:(JNIEnv *)jniEnv {
if (!jniEnv
&& (!_vm || (JNI_OK != (*_vm)->GetEnv (_vm, (void **) &jniEnv, JNI_VERSION_1_2)))) {
return; // TODO Don't swallow the failure.
}
if (_listener) {
(*jniEnv)->DeleteGlobalRef (jniEnv, _listener);
_listener = NULL;
}
if (listener) {
_listener = (*jniEnv)->NewGlobalRef (jniEnv, listener);
[self tryFireAEGetURLEvent];
}
}
- (void)setURL:(char *)url {
if (_url != url) {
if (_url) {
free (_url);
}
_url = url;
[self tryFireAEGetURLEvent];
}
}
- (void)setVM:(JavaVM *)vm {
_vm = vm;
}
- (void)tryFireAEGetURLEvent {
JNIEnv *jniEnv;
if (_vm
&& _listener
&& _url
&& (JNI_OK == (*_vm)->GetEnv (_vm, (void **) &jniEnv, JNI_VERSION_1_2))) {
jclass clazz = (*jniEnv)->GetObjectClass (jniEnv, _listener);
jmethodID methodID =
(*jniEnv)->GetMethodID (
jniEnv, clazz, "handleAEGetURLEvent", "(Ljava/lang/String;)V");
if (methodID) {
jstring url = (*jniEnv)->NewStringUTF (jniEnv, _url);
if (url) {
(*jniEnv)->CallVoidMethod (jniEnv, _listener, methodID, url);
/*
* The URL should not be reported again after it has been
* handled.
*/
[self setURL:NULL];
}
}
}
}
@end
JNIEXPORT jint JNICALL
Agent_OnLoad (JavaVM *vm, char *options, void *reserved) {
NSAutoreleasePool *autoreleasePool = [[NSAutoreleasePool alloc] init];
AEGetURLEventHandler *aeGetURLEventHandler
= [AEGetURLEventHandler sharedAEGetURLEventHandler];
[aeGetURLEventHandler setVM:vm];
[[NSAppleEventManager sharedAppleEventManager]
setEventHandler:aeGetURLEventHandler
andSelector:@selector(handleAEGetURLEvent:withReplyEvent:)
forEventClass:kInternetEventClass
andEventID:kAEGetURL];
[autoreleasePool release];
/*
* Non-zero will terminate the VM and we don't want that even if we fail to
* install the event handler.
*/
return 0;
}
JNIEXPORT void JNICALL
Java_net_java_sip_communicator_util_launchutils_AEGetURLEventHandler_setAEGetURLListener
(JNIEnv *jniEnv, jclass clazz, jobject listener) {
NSAutoreleasePool *autoreleasePool = [[NSAutoreleasePool alloc] init];
[[AEGetURLEventHandler sharedAEGetURLEventHandler]
setAEGetURLListener:listener jniEnv:jniEnv];
[autoreleasePool release];
}
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