diff options
Diffstat (limited to 'uriloader/exthandler/unix/nsOSHelperAppService.h')
| -rw-r--r-- | uriloader/exthandler/unix/nsOSHelperAppService.h | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/uriloader/exthandler/unix/nsOSHelperAppService.h b/uriloader/exthandler/unix/nsOSHelperAppService.h new file mode 100644 index 000000000..33eb934ed --- /dev/null +++ b/uriloader/exthandler/unix/nsOSHelperAppService.h @@ -0,0 +1,128 @@ +/* -*- Mode: C++; tab-width: 3; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef nsOSHelperAppService_h__ +#define nsOSHelperAppService_h__ + +// The OS helper app service is a subclass of nsExternalHelperAppService and is implemented on each +// platform. It contains platform specific code for finding helper applications for a given mime type +// in addition to launching those applications. + +#include "nsExternalHelperAppService.h" +#include "nsCExternalHandlerService.h" +#include "nsMIMEInfoImpl.h" +#include "nsCOMPtr.h" + +class nsILineInputStream; + +class nsOSHelperAppService : public nsExternalHelperAppService +{ +public: + nsOSHelperAppService(); + virtual ~nsOSHelperAppService(); + + // method overrides for mime.types and mime.info look up steps + already_AddRefed<nsIMIMEInfo> GetMIMEInfoFromOS(const nsACString& aMimeType, + const nsACString& aFileExt, + bool *aFound); + NS_IMETHOD GetProtocolHandlerInfoFromOS(const nsACString &aScheme, + bool *found, + nsIHandlerInfo **_retval); + + // override nsIExternalProtocolService methods + nsresult OSProtocolHandlerExists(const char * aProtocolScheme, bool * aHandlerExists); + NS_IMETHOD GetApplicationDescription(const nsACString& aScheme, nsAString& _retval); + + // GetFileTokenForPath must be implemented by each platform. + // platformAppPath --> a platform specific path to an application that we got out of the + // rdf data source. This can be a mac file spec, a unix path or a windows path depending on the platform + // aFile --> an nsIFile representation of that platform application path. + virtual nsresult GetFileTokenForPath(const char16_t * platformAppPath, nsIFile ** aFile); + +protected: + already_AddRefed<nsMIMEInfoBase> GetFromType(const nsCString& aMimeType); + already_AddRefed<nsMIMEInfoBase> GetFromExtension(const nsCString& aFileExt); + +private: + uint32_t mPermissions; + + // Helper methods which have to access static members + static nsresult UnescapeCommand(const nsAString& aEscapedCommand, + const nsAString& aMajorType, + const nsAString& aMinorType, + nsACString& aUnEscapedCommand); + static nsresult GetFileLocation(const char* aPrefName, + const char* aEnvVarName, + nsAString& aFileLocation); + static nsresult LookUpTypeAndDescription(const nsAString& aFileExtension, + nsAString& aMajorType, + nsAString& aMinorType, + nsAString& aDescription, + bool aUserData); + static nsresult CreateInputStream(const nsAString& aFilename, + nsIFileInputStream ** aFileInputStream, + nsILineInputStream ** aLineInputStream, + nsACString& aBuffer, + bool * aNetscapeFormat, + bool * aMore); + + static nsresult GetTypeAndDescriptionFromMimetypesFile(const nsAString& aFilename, + const nsAString& aFileExtension, + nsAString& aMajorType, + nsAString& aMinorType, + nsAString& aDescription); + + static nsresult LookUpExtensionsAndDescription(const nsAString& aMajorType, + const nsAString& aMinorType, + nsAString& aFileExtensions, + nsAString& aDescription); + + static nsresult GetExtensionsAndDescriptionFromMimetypesFile(const nsAString& aFilename, + const nsAString& aMajorType, + const nsAString& aMinorType, + nsAString& aFileExtensions, + nsAString& aDescription); + + static nsresult ParseNetscapeMIMETypesEntry(const nsAString& aEntry, + nsAString::const_iterator& aMajorTypeStart, + nsAString::const_iterator& aMajorTypeEnd, + nsAString::const_iterator& aMinorTypeStart, + nsAString::const_iterator& aMinorTypeEnd, + nsAString& aExtensions, + nsAString::const_iterator& aDescriptionStart, + nsAString::const_iterator& aDescriptionEnd); + + static nsresult ParseNormalMIMETypesEntry(const nsAString& aEntry, + nsAString::const_iterator& aMajorTypeStart, + nsAString::const_iterator& aMajorTypeEnd, + nsAString::const_iterator& aMinorTypeStart, + nsAString::const_iterator& aMinorTypeEnd, + nsAString& aExtensions, + nsAString::const_iterator& aDescriptionStart, + nsAString::const_iterator& aDescriptionEnd); + + static nsresult LookUpHandlerAndDescription(const nsAString& aMajorType, + const nsAString& aMinorType, + nsAString& aHandler, + nsAString& aDescription, + nsAString& aMozillaFlags); + + static nsresult DoLookUpHandlerAndDescription(const nsAString& aMajorType, + const nsAString& aMinorType, + nsAString& aHandler, + nsAString& aDescription, + nsAString& aMozillaFlags, + bool aUserData); + + static nsresult GetHandlerAndDescriptionFromMailcapFile(const nsAString& aFilename, + const nsAString& aMajorType, + const nsAString& aMinorType, + nsAString& aHandler, + nsAString& aDescription, + nsAString& aMozillaFlags); +}; + +#endif // nsOSHelperAppService_h__ |