/* -*- 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__