include/unotools/bootstrap.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_UNOTOOLS_BOOTSTRAP_HXX
  21 #define INCLUDED_UNOTOOLS_BOOTSTRAP_HXX
  22
  23 #include <unotools/unotoolsdllapi.h>
  24 #include <rtl/ustring.hxx>
  25
  26 namespace utl
  27 {
  28     /** provides configuration information needed for application startup.
  29
  30         This class handles the startup information for the office application.
  31            It encapsulates knowledge of how to retrieve such information and how
  32            to diagnose failures to retrieve required data.
  33
  34     */
  35     class UNOTOOLS_DLLPUBLIC Bootstrap
  36     {
  37     // the static interface
  38     public: // some common information items
  39
  40         /// retrieve the product key; defaults to executable name (without extension)
  41         static OUString getProductKey();
  42
  43         /// retrieve the product key; uses the given default, if not found
  44         static OUString getProductKey(OUString const& _sDefault);
  45
  46         /// retrieve the BUILDID information item; uses the given default, if not found
  47         static OUString getBuildIdData(OUString const& _sDefault);
  48
  49         /// retrieve the BuildVersion information item; uses the given default, if not found
  50         static OUString getBuildVersion(OUString const& _sDefault);
  51
  52         /// reload cached data
  53         static void reloadData();
  54
  55     public: // retrieve path information about the installation location
  56         enum PathStatus
  57         {
  58             PATH_EXISTS,  // Success: Found a path to an existing file or directory
  59             PATH_VALID,   // Found a valid path, but the file or directory does not exist
  60             DATA_INVALID, // Retrieved a string for this path, that is not a valid file url or system path
  61             DATA_MISSING, // Could not retrieve any data for this path
  62             DATA_UNKNOWN  // No attempt to retrieve data for this path was made
  63         };
  64
  65         /// get a file URL to the common base installation [${insturl}]
  66         static PathStatus locateBaseInstallation(OUString& _rURL);
  67
  68         /// get a file URL to the user installation [${userurl}]
  69         static PathStatus locateUserInstallation(OUString& _rURL);
  70
  71         /// get a file URL to the user data directory [default is ${userurl}/user]
  72         static PathStatus locateUserData(OUString& _rURL);
  73
  74     // the next two items are mainly supported for diagnostic purposes. both items may be unused
  75         /// get a file URL to the bootstrap INI file used [e.g. ${insturl}/program/bootraprc]
  76         static PathStatus locateBootstrapFile(OUString& _rURL);
  77         /// get a file URL to the version locator INI file used [e.g. ${SYSUSERCONFIG}/sversion.ini]
  78         static PathStatus locateVersionFile(OUString& _rURL);
  79
  80     public: // evaluate the validity of the installation
  81         /// high-level status of bootstrap success
  82         enum Status
  83         {
  84             DATA_OK,              /// user-dir and share-dir do exist, product key found or can be defaulted to exe-name
  85             MISSING_USER_INSTALL, /// ${userurl} does not exist; or version-file cannot be found or is invalid
  86             INVALID_USER_INSTALL, /// can locate ${userurl}, but user-dir is missing
  87             INVALID_BASE_INSTALL  /// other failure: e.g. cannot locate share-dir; bootstraprc missing or invalid; no product key
  88         };
  89
  90         /// error code for detailed diagnostics of bootstrap failures
  91         enum FailureCode
  92         {
  93             NO_FAILURE,                   /// bootstrap was successful
  94             MISSING_INSTALL_DIRECTORY,    /// the shared installation directory could not be located
  95             MISSING_BOOTSTRAP_FILE,       /// the bootstrap INI file could not be found or read
  96             MISSING_BOOTSTRAP_FILE_ENTRY, /// the bootstrap INI is missing a required entry
  97             INVALID_BOOTSTRAP_FILE_ENTRY, /// the bootstrap INI contains invalid data
  98             MISSING_VERSION_FILE,         /// the version locator INI file could not be found or read
  99             MISSING_VERSION_FILE_ENTRY,   /// the version locator INI has no entry for this version
 100             INVALID_VERSION_FILE_ENTRY,   /// the version locator INI entry is not a valid directory URL
 101             MISSING_USER_DIRECTORY,       /// the user installation directory does not exist
 102             INVALID_BOOTSTRAP_DATA        /// some bootstrap data was invalid in unexpected ways
 103         };
 104
 105         /** Evaluates the status of the installation and returns a diagnostic
 106             message and error code corresponding to this status
 107         */
 108         static Status checkBootstrapStatus(OUString& _rDiagnosticMessage, FailureCode& _rErrCode);
 109
 110     public:
 111         /// get the working directory of the process
 112         static bool getProcessWorkingDir(OUString &rUrl);
 113
 114     public:
 115         // singleton impl-class
 116         class Impl;
 117         static const Impl& data(); // the data related to the bootstrap.ini file
 118     };
 119 }
 120
 121 #endif
 122
 123 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */