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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "config.h"
      6 #include "modules/encryptedmedia/SimpleContentDecryptionModuleResult.h"
      7 
      8 #include "bindings/core/v8/ScriptPromise.h"
      9 #include "bindings/core/v8/ScriptPromiseResolver.h"
     10 #include "bindings/core/v8/ScriptState.h"
     11 #include "bindings/core/v8/V8Binding.h"
     12 #include "core/dom/DOMException.h"
     13 #include "platform/Logging.h"
     14 #include "public/platform/WebString.h"
     15 #include "wtf/Assertions.h"
     16 
     17 namespace blink {
     18 
     19 ExceptionCode WebCdmExceptionToExceptionCode(WebContentDecryptionModuleException cdmException)
     20 {
     21     switch (cdmException) {
     22     case WebContentDecryptionModuleExceptionNotSupportedError:
     23         return NotSupportedError;
     24     case WebContentDecryptionModuleExceptionInvalidStateError:
     25         return InvalidStateError;
     26     case WebContentDecryptionModuleExceptionInvalidAccessError:
     27         return InvalidAccessError;
     28     case WebContentDecryptionModuleExceptionQuotaExceededError:
     29         return QuotaExceededError;
     30     case WebContentDecryptionModuleExceptionUnknownError:
     31         return UnknownError;
     32     case WebContentDecryptionModuleExceptionClientError:
     33     case WebContentDecryptionModuleExceptionOutputError:
     34         // Currently no matching DOMException for these 2 errors.
     35         // FIXME: Update DOMException to handle these if actually added to
     36         // the EME spec.
     37         return UnknownError;
     38     }
     39 
     40     ASSERT_NOT_REACHED();
     41     return UnknownError;
     42 }
     43 
     44 SimpleContentDecryptionModuleResult::SimpleContentDecryptionModuleResult(ScriptState* scriptState)
     45     : m_resolver(ScriptPromiseResolver::create(scriptState))
     46 {
     47 }
     48 
     49 SimpleContentDecryptionModuleResult::~SimpleContentDecryptionModuleResult()
     50 {
     51 }
     52 
     53 void SimpleContentDecryptionModuleResult::complete()
     54 {
     55     m_resolver->resolve(V8UndefinedType());
     56     m_resolver.clear();
     57 }
     58 
     59 void SimpleContentDecryptionModuleResult::completeWithSession(WebContentDecryptionModuleResult::SessionStatus status)
     60 {
     61     ASSERT_NOT_REACHED();
     62     completeWithDOMException(InvalidStateError, "Unexpected completion.");
     63 }
     64 
     65 void SimpleContentDecryptionModuleResult::completeWithError(WebContentDecryptionModuleException exceptionCode, unsigned long systemCode, const WebString& errorMessage)
     66 {
     67     completeWithDOMException(WebCdmExceptionToExceptionCode(exceptionCode), errorMessage);
     68 }
     69 
     70 ScriptPromise SimpleContentDecryptionModuleResult::promise()
     71 {
     72     return m_resolver->promise();
     73 }
     74 
     75 void SimpleContentDecryptionModuleResult::completeWithDOMException(ExceptionCode code, const String& errorMessage)
     76 {
     77     m_resolver->reject(DOMException::create(code, errorMessage));
     78     m_resolver.clear();
     79 }
     80 
     81 } // namespace blink
     82