1 /*

     2  * Copyright (C) 2005 Apple Computer, Inc.  All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions

     6  * are met:

     7  *

     8  * 1.  Redistributions of source code must retain the above copyright

     9  *     notice, this list of conditions and the following disclaimer. 

    10  * 2.  Redistributions in binary form must reproduce the above copyright

    11  *     notice, this list of conditions and the following disclaimer in the

    12  *     documentation and/or other materials provided with the distribution. 

    13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

    14  *     its contributors may be used to endorse or promote products derived

    15  *     from this software without specific prior written permission. 

    16  *

    17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

    18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

    19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

    20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

    21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

    22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

    23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

    24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

    26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    27  */

    28 

    29 #import "WebScriptDebugDelegatePrivate.h"

    30 

    31 #import "WebDataSource.h"

    32 #import "WebDataSourceInternal.h"

    33 #import "WebFrameBridge.h"

    34 #import "WebFrameInternal.h"

    35 #import "WebScriptDebugServerPrivate.h"

    36 #import "WebViewInternal.h"

    37 #import <WebCore/Frame.h>

    38 #import <WebCore/WebCoreScriptDebugger.h>

    39 

    40 using namespace WebCore;

    41 

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

    43 NSString * const WebScriptErrorDomain = @"WebScriptErrorDomain";

    44 NSString * const WebScriptErrorDescriptionKey = @"WebScriptErrorDescription";

    45 NSString * const WebScriptErrorLineNumberKey = @"WebScriptErrorLineNumber";

    46 

    47 @interface WebScriptCallFrame (WebScriptDebugDelegateInternal)

    48 

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

    50 

    51 @end

    52 

    53 @implementation WebScriptDebugger

    54 

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

    56 {

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

    58         _webFrame = webFrame;

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

    60     }

    61     return self;

    62 }

    63 

    64 - (void)dealloc

    65 {

    66     [_debugger release];

    67     [super dealloc];

    68 }

    69 

    70 - (WebScriptObject *)globalObject

    71 {

    72     return core(_webFrame)->windowScriptObject();

    73 }

    74 

    75 - (id)newWrapperForFrame:(WebCoreScriptCallFrame *)frame

    76 {

    77     return [[WebScriptCallFrame alloc] _initWithFrame:frame];

    78 }

    79 

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

    81 {

    82     WebView *webView = [_webFrame webView];

    83     if (errorLine == -1) {

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

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

    86         if ([WebScriptDebugServer listenerCount])

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

    88     } else {

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

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

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

    92         if ([WebScriptDebugServer listenerCount])

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

    94         [error release];

    95         [info release];

    96     }

    97 }

    98 

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

   100 {

   101     WebView *webView = [_webFrame webView];

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

   103     if ([WebScriptDebugServer listenerCount])

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

   105 }

   106 

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

   108 {

   109     WebView *webView = [_webFrame webView];

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

   111     if ([WebScriptDebugServer listenerCount])

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

   113 }

   114 

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

   116 {

   117     WebView *webView = [_webFrame webView];

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

   119     if ([WebScriptDebugServer listenerCount])

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

   121 }

   122 

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

   124 {

   125     WebView *webView = [_webFrame webView];

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

   127     if ([WebScriptDebugServer listenerCount])

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

   129 }

   130 

   131 @end

   132 

   133 

   134 

   135 @implementation WebScriptCallFrame (WebScriptDebugDelegateInternal)

   136 

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

   138 {

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

   140         _private = frame;

   141     }

   142     return self;

   143 }

   144 

   145 @end

   146 

   147 

   148 

   149 @implementation WebScriptCallFrame

   150 

   151 - (void) dealloc

   152 {

   153     [_userInfo release];

   154     [super dealloc];

   155 }

   156 

   157 - (void)setUserInfo:(id)userInfo

   158 {

   159     if (userInfo != _userInfo) {

   160         [_userInfo release];

   161         _userInfo = [userInfo retain];

   162     }

   163 }

   164 

   165 - (id)userInfo

   166 {

   167     return _userInfo;

   168 }

   169 

   170 - (WebScriptCallFrame *)caller

   171 {

   172     return [[_private caller] wrapper];

   173 }

   174 

   175 - (NSArray *)scopeChain

   176 {

   177     return [_private scopeChain];

   178 }

   179 

   180 - (NSString *)functionName

   181 {

   182     return [_private functionName];

   183 }

   184 

   185 - (id)exception

   186 {

   187     return [_private exception];

   188 }

   189 

   190 - (id)evaluateWebScript:(NSString *)script

   191 {

   192     return [_private evaluateWebScript:script];

   193 }

   194 

   195 @end