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/*
* Copyright (C) 2008 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "WebScriptDebugger.h"
#include "WebFrameInternal.h"
#include "WebViewInternal.h"
#include "WebScriptDebugDelegate.h"
#include <JavaScriptCore/JSGlobalObject.h>
#include <JavaScriptCore/DebuggerCallFrame.h>
#include <WebCore/DOMWindow.h>
#include <WebCore/Frame.h>
#include <WebCore/JSDOMWindow.h>
#include <WebCore/KURL.h>
using namespace KJS;
using namespace WebCore;
@interface WebScriptCallFrame (WebScriptDebugDelegateInternal)
- (WebScriptCallFrame *)_initWithGlobalObject:(WebScriptObject *)globalObj caller:(WebScriptCallFrame *)caller debuggerCallFrame:(const DebuggerCallFrame&)debuggerCallFrame;
- (void)_setDebuggerCallFrame:(const DebuggerCallFrame&)debuggerCallFrame;
- (void)_clearDebuggerCallFrame;
@end
NSString *toNSString(const UString& s)
{
if (s.isEmpty())
return nil;
return [NSString stringWithCharacters:reinterpret_cast<const unichar*>(s.data()) length:s.size()];
}
NSString *toNSString(const SourceProvider& s)
{
if (!s.length())
return nil;
return [NSString stringWithCharacters:reinterpret_cast<const unichar*>(s.data()) length:s.length()];
}
// convert UString to NSURL
static NSURL *toNSURL(const UString& s)
{
if (s.isEmpty())
return nil;
return KURL(s);
}
static WebFrame *toWebFrame(JSGlobalObject* globalObject)
{
JSDOMWindow* window = static_cast<JSDOMWindow*>(globalObject);
return kit(window->impl()->frame());
}
WebScriptDebugger::WebScriptDebugger(JSGlobalObject* globalObject)
: m_callingDelegate(false)
{
attach(globalObject);
DebuggerCallFrame globalCallFrame(globalObject->globalExec()->machine(), globalObject, 0, globalObject->globalScopeChain().node(), 0, 0, 0);
callEvent(globalCallFrame, 0, -1);
}
// callbacks - relay to delegate
void WebScriptDebugger::sourceParsed(ExecState* exec, int sourceID, const UString& url, const SourceProvider& source, int lineNumber, int errorLine, const UString& errorMsg)
{
if (m_callingDelegate)
return;
m_callingDelegate = true;
NSString *nsSource = toNSString(source);
NSURL *nsURL = toNSURL(url);
WebFrame *webFrame = toWebFrame(exec->dynamicGlobalObject());
WebView *webView = [webFrame webView];
if (errorLine == -1) {
[[webView _scriptDebugDelegateForwarder] webView:webView didParseSource:nsSource baseLineNumber:lineNumber fromURL:nsURL sourceId:sourceID forWebFrame:webFrame];
[[webView _scriptDebugDelegateForwarder] webView:webView didParseSource:nsSource fromURL:[nsURL absoluteString] sourceId:sourceID forWebFrame:webFrame]; // deprecated delegate method
} else {
NSString* nsErrorMessage = toNSString(errorMsg);
NSDictionary *info = [[NSDictionary alloc] initWithObjectsAndKeys:nsErrorMessage, WebScriptErrorDescriptionKey, [NSNumber numberWithUnsignedInt:errorLine], WebScriptErrorLineNumberKey, nil];
NSError *error = [[NSError alloc] initWithDomain:WebScriptErrorDomain code:WebScriptGeneralErrorCode userInfo:info];
[[webView _scriptDebugDelegateForwarder] webView:webView failedToParseSource:nsSource baseLineNumber:lineNumber fromURL:nsURL withError:error forWebFrame:webFrame];
[error release];
[info release];
}
m_callingDelegate = false;
}
void WebScriptDebugger::callEvent(const DebuggerCallFrame& debuggerCallFrame, int sourceID, int lineNumber)
{
if (m_callingDelegate)
return;
m_callingDelegate = true;
WebFrame *webFrame = toWebFrame(debuggerCallFrame.dynamicGlobalObject());
m_topCallFrame.adoptNS([[WebScriptCallFrame alloc] _initWithGlobalObject:core(webFrame)->windowScriptObject() caller:m_topCallFrame.get() debuggerCallFrame:debuggerCallFrame]);
WebView *webView = [webFrame webView];
[[webView _scriptDebugDelegateForwarder] webView:webView didEnterCallFrame:m_topCallFrame.get() sourceId:sourceID line:lineNumber forWebFrame:webFrame];
m_callingDelegate = false;
}
void WebScriptDebugger::atStatement(const DebuggerCallFrame& debuggerCallFrame, int sourceID, int lineNumber)
{
if (m_callingDelegate)
return;
m_callingDelegate = true;
WebFrame *webFrame = toWebFrame(debuggerCallFrame.dynamicGlobalObject());
WebView *webView = [webFrame webView];
[m_topCallFrame.get() _setDebuggerCallFrame:debuggerCallFrame];
[[webView _scriptDebugDelegateForwarder] webView:webView willExecuteStatement:m_topCallFrame.get() sourceId:sourceID line:lineNumber forWebFrame:webFrame];
m_callingDelegate = false;
}
void WebScriptDebugger::returnEvent(const DebuggerCallFrame& debuggerCallFrame, int sourceID, int lineNumber)
{
if (m_callingDelegate)
return;
m_callingDelegate = true;
WebFrame *webFrame = toWebFrame(debuggerCallFrame.dynamicGlobalObject());
WebView *webView = [webFrame webView];
[m_topCallFrame.get() _setDebuggerCallFrame:debuggerCallFrame];
[[webView _scriptDebugDelegateForwarder] webView:webView willLeaveCallFrame:m_topCallFrame.get() sourceId:sourceID line:lineNumber forWebFrame:webFrame];
[m_topCallFrame.get() _clearDebuggerCallFrame];
m_topCallFrame = [m_topCallFrame.get() caller];
m_callingDelegate = false;
}
void WebScriptDebugger::exception(const DebuggerCallFrame& debuggerCallFrame, int sourceID, int lineNumber)
{
if (m_callingDelegate)
return;
m_callingDelegate = true;
WebFrame *webFrame = toWebFrame(debuggerCallFrame.dynamicGlobalObject());
WebView *webView = [webFrame webView];
[m_topCallFrame.get() _setDebuggerCallFrame:debuggerCallFrame];
[[webView _scriptDebugDelegateForwarder] webView:webView exceptionWasRaised:m_topCallFrame.get() sourceId:sourceID line:lineNumber forWebFrame:webFrame];
m_callingDelegate = false;
}
void WebScriptDebugger::willExecuteProgram(const DebuggerCallFrame& debuggerCallFrame, int sourceId, int lineno)
{
[m_topCallFrame.get() _setDebuggerCallFrame:debuggerCallFrame];
}
void WebScriptDebugger::didExecuteProgram(const DebuggerCallFrame& debuggerCallFrame, int sourceId, int lineno)
{
[m_topCallFrame.get() _clearDebuggerCallFrame];
}
void WebScriptDebugger::didReachBreakpoint(const DebuggerCallFrame&, int, int)
{
return;
}
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