/*

 * Copyright (C) 2005 Apple Computer, 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.

 */

#import "WebScriptDebugDelegatePrivate.h"

#import "WebDataSource.h"

#import "WebDataSourceInternal.h"

#import "WebFrameBridge.h"

#import "WebFrameInternal.h"

#import "WebScriptDebugServerPrivate.h"

#import "WebViewInternal.h"

#import <WebCore/Frame.h>

#import <WebCore/WebCoreScriptDebugger.h>

using namespace WebCore;

// FIXME: these error strings should be public for future use by WebScriptObject and in WebScriptObject.h

NSString * const WebScriptErrorDomain = @"WebScriptErrorDomain";

NSString * const WebScriptErrorDescriptionKey = @"WebScriptErrorDescription";

NSString * const WebScriptErrorLineNumberKey = @"WebScriptErrorLineNumber";

@interface WebScriptCallFrame (WebScriptDebugDelegateInternal)

- (WebScriptCallFrame *)_initWithFrame:(WebCoreScriptCallFrame *)frame;

@end

@implementation WebScriptDebugger

- (WebScriptDebugger *)initWithWebFrame:(WebFrame *)webFrame

{

    if ((self = [super init])) {

        _webFrame = webFrame;

        _debugger = [[WebCoreScriptDebugger alloc] initWithDelegate:self];

    }

    return self;

}

- (void)dealloc

{

    [_debugger release];

    [super dealloc];

}

- (WebScriptObject *)globalObject

{

    return core(_webFrame)->windowScriptObject();

}

- (id)newWrapperForFrame:(WebCoreScriptCallFrame *)frame

{

    return [[WebScriptCallFrame alloc] _initWithFrame:frame];

}

- (void)parsedSource:(NSString *)source fromURL:(NSURL *)url sourceId:(int)sid startLine:(int)startLine errorLine:(int)errorLine errorMessage:(NSString *)errorMessage

{

    WebView *webView = [_webFrame webView];

    if (errorLine == -1) {

        [[webView _scriptDebugDelegateForwarder] webView:webView didParseSource:source baseLineNumber:startLine fromURL:url sourceId:sid forWebFrame:_webFrame];

        [[webView _scriptDebugDelegateForwarder] webView:webView didParseSource:source fromURL:[url absoluteString] sourceId:sid forWebFrame:_webFrame]; // deprecated delegate method

        if ([WebScriptDebugServer listenerCount])

            [[WebScriptDebugServer sharedScriptDebugServer] webView:webView didParseSource:source baseLineNumber:startLine fromURL:url sourceId:sid forWebFrame:_webFrame];

    } else {

        NSDictionary *info = [[NSDictionary alloc] initWithObjectsAndKeys:errorMessage, WebScriptErrorDescriptionKey, [NSNumber numberWithUnsignedInt:errorLine], WebScriptErrorLineNumberKey, nil];

        NSError *error = [[NSError alloc] initWithDomain:WebScriptErrorDomain code:WebScriptGeneralErrorCode userInfo:info];

        [[webView _scriptDebugDelegateForwarder] webView:webView failedToParseSource:source baseLineNumber:startLine fromURL:url withError:error forWebFrame:_webFrame];

        if ([WebScriptDebugServer listenerCount])

            [[WebScriptDebugServer sharedScriptDebugServer] webView:webView failedToParseSource:source baseLineNumber:startLine fromURL:url withError:error forWebFrame:_webFrame];

        [error release];

        [info release];

    }

}

- (void)enteredFrame:(WebCoreScriptCallFrame *)frame sourceId:(int)sid line:(int)lineno

{

    WebView *webView = [_webFrame webView];

    [[webView _scriptDebugDelegateForwarder] webView:webView didEnterCallFrame:[frame wrapper] sourceId:sid line:lineno forWebFrame:_webFrame];

    if ([WebScriptDebugServer listenerCount])

        [[WebScriptDebugServer sharedScriptDebugServer] webView:webView didEnterCallFrame:[frame wrapper] sourceId:sid line:lineno forWebFrame:_webFrame];

}

- (void)hitStatement:(WebCoreScriptCallFrame *)frame sourceId:(int)sid line:(int)lineno

{

    WebView *webView = [_webFrame webView];

    [[webView _scriptDebugDelegateForwarder] webView:webView willExecuteStatement:[frame wrapper] sourceId:sid line:lineno forWebFrame:_webFrame];

    if ([WebScriptDebugServer listenerCount])

        [[WebScriptDebugServer sharedScriptDebugServer] webView:webView willExecuteStatement:[frame wrapper] sourceId:sid line:lineno forWebFrame:_webFrame];

}

- (void)leavingFrame:(WebCoreScriptCallFrame *)frame sourceId:(int)sid line:(int)lineno

{

    WebView *webView = [_webFrame webView];

    [[webView _scriptDebugDelegateForwarder] webView:webView willLeaveCallFrame:[frame wrapper] sourceId:sid line:lineno forWebFrame:_webFrame];

    if ([WebScriptDebugServer listenerCount])

        [[WebScriptDebugServer sharedScriptDebugServer] webView:webView willLeaveCallFrame:[frame wrapper] sourceId:sid line:lineno forWebFrame:_webFrame];

}

- (void)exceptionRaised:(WebCoreScriptCallFrame *)frame sourceId:(int)sid line:(int)lineno

{

    WebView *webView = [_webFrame webView];

    [[webView _scriptDebugDelegateForwarder] webView:webView exceptionWasRaised:[frame wrapper] sourceId:sid line:lineno forWebFrame:_webFrame];

    if ([WebScriptDebugServer listenerCount])

        [[WebScriptDebugServer sharedScriptDebugServer] webView:webView exceptionWasRaised:[frame wrapper] sourceId:sid line:lineno forWebFrame:_webFrame];

}

@end

@implementation WebScriptCallFrame (WebScriptDebugDelegateInternal)

- (WebScriptCallFrame *)_initWithFrame:(WebCoreScriptCallFrame *)frame

{

    if ((self = [super init])) {

        _private = frame;

    }

    return self;

}

@end

@implementation WebScriptCallFrame

- (void) dealloc

{

    [_userInfo release];

    [super dealloc];

}

- (void)setUserInfo:(id)userInfo

{

    if (userInfo != _userInfo) {

        [_userInfo release];

        _userInfo = [userInfo retain];

    }

}

- (id)userInfo

{

    return _userInfo;

}

- (WebScriptCallFrame *)caller

{

    return [[_private caller] wrapper];

}

- (NSArray *)scopeChain

{

    return [_private scopeChain];

}

- (NSString *)functionName

{

    return [_private functionName];

}

- (id)exception

{

    return [_private exception];

}

- (id)evaluateWebScript:(NSString *)script

{

    return [_private evaluateWebScript:script];

}

@end