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| 1 /* | |
| 2 * Copyright (C) 2009 Google 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 are | |
| 6 * met: | |
| 7 * | |
| 8 * * Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * * Redistributions in binary form must reproduce the above | |
| 11 * copyright notice, this list of conditions and the following disclaimer | |
| 12 * in the documentation and/or other materials provided with the | |
| 13 * distribution. | |
| 14 * * Neither the name of Google Inc. nor the names of its | |
| 15 * contributors may be used to endorse or promote products derived from | |
| 16 * this software without specific prior written permission. | |
| 17 * | |
| 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 29 */ | |
| 30 | |
| 31 #include "config.h" | |
| 32 #include "bindings/v8/BindingSecurity.h" | |
| 33 | |
| 34 #include "bindings/v8/V8Binding.h" | |
| 35 #include "core/dom/Document.h" | |
| 36 #include "core/html/HTMLFrameElementBase.h" | |
| 37 #include "core/frame/LocalDOMWindow.h" | |
| 38 #include "core/frame/LocalFrame.h" | |
| 39 #include "core/frame/Settings.h" | |
| 40 #include "platform/weborigin/SecurityOrigin.h" | |
| 41 | |
| 42 namespace WebCore { | |
| 43 | |
| 44 static bool isDocumentAccessibleFromDOMWindow(Document* targetDocument, LocalDOM
Window* callingWindow) | |
| 45 { | |
| 46 if (!targetDocument) | |
| 47 return false; | |
| 48 | |
| 49 if (!callingWindow) | |
| 50 return false; | |
| 51 | |
| 52 if (callingWindow->document()->securityOrigin()->canAccess(targetDocument->s
ecurityOrigin())) | |
| 53 return true; | |
| 54 | |
| 55 return false; | |
| 56 } | |
| 57 | |
| 58 static bool canAccessDocument(v8::Isolate* isolate, Document* targetDocument, Ex
ceptionState& exceptionState) | |
| 59 { | |
| 60 LocalDOMWindow* callingWindow = callingDOMWindow(isolate); | |
| 61 if (isDocumentAccessibleFromDOMWindow(targetDocument, callingWindow)) | |
| 62 return true; | |
| 63 | |
| 64 if (targetDocument->domWindow()) | |
| 65 exceptionState.throwSecurityError(targetDocument->domWindow()->sanitized
CrossDomainAccessErrorMessage(callingWindow), targetDocument->domWindow()->cross
DomainAccessErrorMessage(callingWindow)); | |
| 66 return false; | |
| 67 } | |
| 68 | |
| 69 static bool canAccessDocument(v8::Isolate* isolate, Document* targetDocument, Se
curityReportingOption reportingOption = ReportSecurityError) | |
| 70 { | |
| 71 LocalDOMWindow* callingWindow = callingDOMWindow(isolate); | |
| 72 if (isDocumentAccessibleFromDOMWindow(targetDocument, callingWindow)) | |
| 73 return true; | |
| 74 | |
| 75 if (reportingOption == ReportSecurityError && targetDocument->domWindow()) { | |
| 76 if (LocalFrame* frame = targetDocument->frame()) | |
| 77 frame->domWindow()->printErrorMessage(targetDocument->domWindow()->c
rossDomainAccessErrorMessage(callingWindow)); | |
| 78 } | |
| 79 | |
| 80 return false; | |
| 81 } | |
| 82 | |
| 83 bool BindingSecurity::shouldAllowAccessToFrame(v8::Isolate* isolate, Frame* targ
et, SecurityReportingOption reportingOption) | |
| 84 { | |
| 85 if (!target || !target->isLocalFrame()) | |
| 86 return false; | |
| 87 return canAccessDocument(isolate, toLocalFrame(target)->document(), reportin
gOption); | |
| 88 } | |
| 89 | |
| 90 bool BindingSecurity::shouldAllowAccessToFrame(v8::Isolate* isolate, Frame* targ
et, ExceptionState& exceptionState) | |
| 91 { | |
| 92 if (!target || !target->isLocalFrame()) | |
| 93 return false; | |
| 94 return canAccessDocument(isolate, toLocalFrame(target)->document(), exceptio
nState); | |
| 95 } | |
| 96 | |
| 97 bool BindingSecurity::shouldAllowAccessToNode(v8::Isolate* isolate, Node* target
, ExceptionState& exceptionState) | |
| 98 { | |
| 99 return target && canAccessDocument(isolate, &target->document(), exceptionSt
ate); | |
| 100 } | |
| 101 | |
| 102 } | |
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Chromium Code Reviews
Issue 351423002:
Moved files under Source/bindings/v8 to Source/bindings/core/v8. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk