1 | /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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2 | /* ***** BEGIN LICENSE BLOCK *****
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3 | * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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4 | *
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5 | * The contents of this file are subject to the Mozilla Public License Version
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6 | * 1.1 (the "License"); you may not use this file except in compliance with
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7 | * the License. You may obtain a copy of the License at
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8 | * http://www.mozilla.org/MPL/
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9 | *
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10 | * Software distributed under the License is distributed on an "AS IS" basis,
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11 | * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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12 | * for the specific language governing rights and limitations under the
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13 | * License.
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14 | *
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15 | * The Original Code is Mozilla Communicator client code, released
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16 | * March 31, 1998.
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17 | *
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18 | * The Initial Developer of the Original Code is
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19 | * Netscape Communications Corporation.
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20 | * Portions created by the Initial Developer are Copyright (C) 2000
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21 | * the Initial Developer. All Rights Reserved.
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22 | *
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23 | * Contributor(s):
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24 | * Conrad Carlen <[email protected]>
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25 | *
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26 | * Alternatively, the contents of this file may be used under the terms of
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27 | * either of the GNU General Public License Version 2 or later (the "GPL"),
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28 | * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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29 | * in which case the provisions of the GPL or the LGPL are applicable instead
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30 | * of those above. If you wish to allow use of your version of this file only
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31 | * under the terms of either the GPL or the LGPL, and not to allow others to
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32 | * use your version of this file under the terms of the MPL, indicate your
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33 | * decision by deleting the provisions above and replace them with the notice
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34 | * and other provisions required by the GPL or the LGPL. If you do not delete
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35 | * the provisions above, a recipient may use your version of this file under
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36 | * the terms of any one of the MPL, the GPL or the LGPL.
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37 | *
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38 | * ***** END LICENSE BLOCK ***** */
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39 |
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40 | #include "nsAppFileLocationProvider.h"
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41 | #include "nsAppDirectoryServiceDefs.h"
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42 | #include "nsDirectoryServiceDefs.h"
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43 | #include "nsIAtom.h"
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44 | #include "nsILocalFile.h"
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45 | #include "nsString.h"
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46 | #include "nsXPIDLString.h"
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47 | #include "nsISimpleEnumerator.h"
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48 | #include "prenv.h"
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49 | #include "nsCRT.h"
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50 |
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51 | #if defined(XP_MAC) || defined(XP_MACOSX)
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52 | #include <Folders.h>
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53 | #include <Script.h>
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54 | #include <Processes.h>
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55 | #include <Gestalt.h>
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56 | #include "nsILocalFileMac.h"
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57 | #elif defined(XP_OS2)
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58 | #define INCL_DOSPROCESS
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59 | #define INCL_DOSMODULEMGR
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60 | #include <os2.h>
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61 | #elif defined(XP_WIN)
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62 | #include <windows.h>
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63 | #include <shlobj.h>
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64 | #elif defined(XP_UNIX)
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65 | #include <unistd.h>
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66 | #include <stdlib.h>
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67 | #include <sys/param.h>
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68 | #elif defined(XP_BEOS)
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69 | #include <sys/param.h>
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70 | #include <kernel/image.h>
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71 | #include <storage/FindDirectory.h>
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72 | #endif
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73 |
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74 |
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75 | // WARNING: These hard coded names need to go away. They need to
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76 | // come from localizable resources
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77 |
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78 | #if defined(XP_MAC) || defined(XP_MACOSX)
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79 | #define APP_REGISTRY_NAME NS_LITERAL_CSTRING("Application Registry")
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80 | #define ESSENTIAL_FILES NS_LITERAL_CSTRING("Essential Files")
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81 | #elif defined(XP_WIN) || defined(XP_OS2)
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82 | #define APP_REGISTRY_NAME NS_LITERAL_CSTRING("registry.dat")
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83 | #else
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84 | #define APP_REGISTRY_NAME NS_LITERAL_CSTRING("appreg")
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85 | #endif
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86 |
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87 | // define default product directory
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88 | #ifdef XP_MAC
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89 | #define DEFAULT_PRODUCT_DIR NS_LITERAL_CSTRING("Mozilla")
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90 | #else
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91 | #define DEFAULT_PRODUCT_DIR NS_LITERAL_CSTRING(MOZ_USER_DIR)
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92 | #endif
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93 |
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94 | // Locally defined keys used by nsAppDirectoryEnumerator
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95 | #define NS_ENV_PLUGINS_DIR "EnvPlugins" // env var MOZ_PLUGIN_PATH
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96 | #define NS_USER_PLUGINS_DIR "UserPlugins"
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97 |
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98 | #if defined(XP_MAC) || defined(XP_MACOSX)
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99 | #define NS_MACOSX_USER_PLUGIN_DIR "OSXUserPlugins"
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100 | #define NS_MACOSX_LOCAL_PLUGIN_DIR "OSXLocalPlugins"
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101 | #define NS_MAC_CLASSIC_PLUGIN_DIR "MacSysPlugins"
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102 | #endif
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103 |
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104 | #if defined(XP_MAC)
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105 | #define DEFAULTS_DIR_NAME NS_LITERAL_CSTRING("Defaults")
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106 | #define DEFAULTS_PREF_DIR_NAME NS_LITERAL_CSTRING("Pref")
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107 | #define DEFAULTS_PROFILE_DIR_NAME NS_LITERAL_CSTRING("Profile")
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108 | #define RES_DIR_NAME NS_LITERAL_CSTRING("Res")
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109 | #define CHROME_DIR_NAME NS_LITERAL_CSTRING("Chrome")
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110 | #define PLUGINS_DIR_NAME NS_LITERAL_CSTRING("Plug-ins")
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111 | #define SEARCH_DIR_NAME NS_LITERAL_CSTRING("Search Plugins")
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112 | #else
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113 | #define DEFAULTS_DIR_NAME NS_LITERAL_CSTRING("defaults")
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114 | #define DEFAULTS_PREF_DIR_NAME NS_LITERAL_CSTRING("pref")
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115 | #define DEFAULTS_PROFILE_DIR_NAME NS_LITERAL_CSTRING("profile")
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116 | #define RES_DIR_NAME NS_LITERAL_CSTRING("res")
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117 | #define CHROME_DIR_NAME NS_LITERAL_CSTRING("chrome")
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118 | #define PLUGINS_DIR_NAME NS_LITERAL_CSTRING("plugins")
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119 | #define SEARCH_DIR_NAME NS_LITERAL_CSTRING("searchplugins")
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120 | #endif
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121 |
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122 | //*****************************************************************************
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123 | // nsAppFileLocationProvider::Constructor/Destructor
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124 | //*****************************************************************************
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125 |
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126 | nsAppFileLocationProvider::nsAppFileLocationProvider()
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127 | {
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128 | }
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129 |
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130 | //*****************************************************************************
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131 | // nsAppFileLocationProvider::nsISupports
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132 | //*****************************************************************************
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133 |
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134 | NS_IMPL_THREADSAFE_ISUPPORTS2(nsAppFileLocationProvider, nsIDirectoryServiceProvider, nsIDirectoryServiceProvider2)
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135 |
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136 | //*****************************************************************************
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137 | // nsAppFileLocationProvider::nsIDirectoryServiceProvider
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138 | //*****************************************************************************
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139 |
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140 | NS_IMETHODIMP
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141 | nsAppFileLocationProvider::GetFile(const char *prop, PRBool *persistant, nsIFile **_retval)
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142 | {
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143 | nsCOMPtr<nsILocalFile> localFile;
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144 | nsresult rv = NS_ERROR_FAILURE;
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145 |
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146 | NS_ENSURE_ARG(prop);
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147 | *_retval = nsnull;
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148 | *persistant = PR_TRUE;
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149 |
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150 | #if defined (XP_MAC) || defined(XP_MACOSX)
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151 | short foundVRefNum;
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152 | long foundDirID;
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153 | FSSpec fileSpec;
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154 | nsCOMPtr<nsILocalFileMac> macFile;
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155 | #endif
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156 |
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157 | if (nsCRT::strcmp(prop, NS_APP_APPLICATION_REGISTRY_DIR) == 0)
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158 | {
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159 | rv = GetProductDirectory(getter_AddRefs(localFile));
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160 | }
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161 | else if (nsCRT::strcmp(prop, NS_APP_APPLICATION_REGISTRY_FILE) == 0)
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162 | {
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163 | rv = GetProductDirectory(getter_AddRefs(localFile));
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164 | if (NS_SUCCEEDED(rv))
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165 | rv = localFile->AppendNative(APP_REGISTRY_NAME);
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166 | }
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167 | else if (nsCRT::strcmp(prop, NS_APP_DEFAULTS_50_DIR) == 0)
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168 | {
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169 | rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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170 | if (NS_SUCCEEDED(rv))
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171 | rv = localFile->AppendRelativeNativePath(DEFAULTS_DIR_NAME);
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172 | }
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173 | else if (nsCRT::strcmp(prop, NS_APP_PREF_DEFAULTS_50_DIR) == 0)
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174 | {
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175 | rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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176 | if (NS_SUCCEEDED(rv)) {
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177 | rv = localFile->AppendRelativeNativePath(DEFAULTS_DIR_NAME);
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178 | if (NS_SUCCEEDED(rv))
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179 | rv = localFile->AppendRelativeNativePath(DEFAULTS_PREF_DIR_NAME);
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180 | }
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181 | }
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182 | else if (nsCRT::strcmp(prop, NS_APP_PROFILE_DEFAULTS_50_DIR) == 0 ||
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183 | nsCRT::strcmp(prop, NS_APP_PROFILE_DEFAULTS_NLOC_50_DIR) == 0)
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184 | {
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185 | rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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186 | if (NS_SUCCEEDED(rv)) {
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187 | rv = localFile->AppendRelativeNativePath(DEFAULTS_DIR_NAME);
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188 | if (NS_SUCCEEDED(rv))
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189 | rv = localFile->AppendRelativeNativePath(DEFAULTS_PROFILE_DIR_NAME);
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190 | }
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191 | }
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192 | else if (nsCRT::strcmp(prop, NS_APP_USER_PROFILES_ROOT_DIR) == 0)
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193 | {
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194 | rv = GetDefaultUserProfileRoot(getter_AddRefs(localFile));
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195 | }
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196 | else if (nsCRT::strcmp(prop, NS_APP_RES_DIR) == 0)
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197 | {
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198 | rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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199 | if (NS_SUCCEEDED(rv))
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200 | rv = localFile->AppendRelativeNativePath(RES_DIR_NAME);
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201 | }
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202 | else if (nsCRT::strcmp(prop, NS_APP_CHROME_DIR) == 0)
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203 | {
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204 | rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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205 | if (NS_SUCCEEDED(rv))
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206 | rv = localFile->AppendRelativeNativePath(CHROME_DIR_NAME);
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207 | }
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208 | else if (nsCRT::strcmp(prop, NS_APP_PLUGINS_DIR) == 0)
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209 | {
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210 | rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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211 | if (NS_SUCCEEDED(rv))
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212 | rv = localFile->AppendRelativeNativePath(PLUGINS_DIR_NAME);
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213 | }
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214 | #if defined(XP_MAC) || defined(XP_MACOSX)
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215 | else if (nsCRT::strcmp(prop, NS_MACOSX_USER_PLUGIN_DIR) == 0)
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216 | {
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217 | if (!(::FindFolder(kUserDomain,
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218 | kInternetPlugInFolderType,
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219 | kDontCreateFolder, &foundVRefNum, &foundDirID)) &&
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220 | !(::FSMakeFSSpec(foundVRefNum, foundDirID, "\p", &fileSpec))) {
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221 | rv = NS_NewLocalFileWithFSSpec(&fileSpec, PR_TRUE, getter_AddRefs(macFile));
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222 | if (NS_SUCCEEDED(rv))
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223 | localFile = macFile;
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224 | }
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225 | }
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226 | else if (nsCRT::strcmp(prop, NS_MACOSX_LOCAL_PLUGIN_DIR) == 0)
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227 | {
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228 | if (!(::FindFolder(kLocalDomain,
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229 | kInternetPlugInFolderType,
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230 | kDontCreateFolder, &foundVRefNum, &foundDirID)) &&
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231 | !(::FSMakeFSSpec(foundVRefNum, foundDirID, "\p", &fileSpec))) {
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232 | rv = NS_NewLocalFileWithFSSpec(&fileSpec, PR_TRUE, getter_AddRefs(macFile));
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233 | if (NS_SUCCEEDED(rv))
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234 | localFile = macFile;
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235 | }
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236 | }
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237 | else if (nsCRT::strcmp(prop, NS_MAC_CLASSIC_PLUGIN_DIR) == 0)
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238 | {
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239 | if (!(::FindFolder(kOnAppropriateDisk,
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240 | kInternetPlugInFolderType,
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241 | kDontCreateFolder, &foundVRefNum, &foundDirID)) &&
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242 | !(::FSMakeFSSpec(foundVRefNum, foundDirID, "\p", &fileSpec))) {
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243 | rv = NS_NewLocalFileWithFSSpec(&fileSpec, PR_TRUE, getter_AddRefs(macFile));
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244 | if (NS_SUCCEEDED(rv))
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245 | localFile = macFile;
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246 | }
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247 | }
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248 | #else
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249 | else if (nsCRT::strcmp(prop, NS_ENV_PLUGINS_DIR) == 0)
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250 | {
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251 | NS_ERROR("Don't use nsAppFileLocationProvider::GetFile(NS_ENV_PLUGINS_DIR, ...). "
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252 | "Use nsAppFileLocationProvider::GetFiles(...).");
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253 | const char *pathVar = PR_GetEnv("VBOX_XPCOM_PLUGIN_PATH");
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254 | if (pathVar)
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255 | rv = NS_NewNativeLocalFile(nsDependentCString(pathVar), PR_TRUE, getter_AddRefs(localFile));
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256 | }
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257 | else if (nsCRT::strcmp(prop, NS_USER_PLUGINS_DIR) == 0)
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258 | {
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259 | rv = GetProductDirectory(getter_AddRefs(localFile));
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260 | if (NS_SUCCEEDED(rv))
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261 | rv = localFile->AppendRelativeNativePath(PLUGINS_DIR_NAME);
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262 | }
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263 | #endif
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264 | else if (nsCRT::strcmp(prop, NS_APP_SEARCH_DIR) == 0)
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265 | {
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266 | rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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267 | if (NS_SUCCEEDED(rv))
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268 | rv = localFile->AppendRelativeNativePath(SEARCH_DIR_NAME);
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269 | }
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270 | else if (nsCRT::strcmp(prop, NS_APP_INSTALL_CLEANUP_DIR) == 0)
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271 | {
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272 | // This is cloned so that embeddors will have a hook to override
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273 | // with their own cleanup dir. See bugzilla bug #105087
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274 | rv = CloneMozBinDirectory(getter_AddRefs(localFile));
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275 | #ifdef XP_MAC
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276 | if (NS_SUCCEEDED(rv))
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277 | rv = localFile->AppendNative(ESSENTIAL_FILES);
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278 | #endif
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279 |
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280 | }
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281 |
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282 | if (localFile && NS_SUCCEEDED(rv))
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283 | return localFile->QueryInterface(NS_GET_IID(nsIFile), (void**)_retval);
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284 |
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285 | return rv;
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286 | }
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287 |
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288 |
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289 | NS_METHOD nsAppFileLocationProvider::CloneMozBinDirectory(nsILocalFile **aLocalFile)
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290 | {
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291 | NS_ENSURE_ARG_POINTER(aLocalFile);
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292 | nsresult rv;
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293 |
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294 | if (!mMozBinDirectory)
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295 | {
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296 | // Get the mozilla bin directory
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297 | // 1. Check the directory service first for NS_XPCOM_CURRENT_PROCESS_DIR
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298 | // This will be set if a directory was passed to NS_InitXPCOM
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299 | // 2. If that doesn't work, set it to be the current process directory
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300 | nsCOMPtr<nsIProperties>
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301 | directoryService(do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv));
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302 | if (NS_FAILED(rv))
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303 | return rv;
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304 |
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305 | rv = directoryService->Get(NS_XPCOM_CURRENT_PROCESS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(mMozBinDirectory));
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306 | if (NS_FAILED(rv)) {
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307 | rv = directoryService->Get(NS_OS_CURRENT_PROCESS_DIR, NS_GET_IID(nsIFile), getter_AddRefs(mMozBinDirectory));
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308 | if (NS_FAILED(rv))
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309 | return rv;
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310 | }
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311 | }
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312 |
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313 | nsCOMPtr<nsIFile> aFile;
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314 | rv = mMozBinDirectory->Clone(getter_AddRefs(aFile));
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315 | if (NS_FAILED(rv))
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316 | return rv;
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317 |
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318 | nsCOMPtr<nsILocalFile> lfile = do_QueryInterface (aFile);
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319 | if (!lfile)
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320 | return NS_ERROR_FAILURE;
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321 |
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322 | NS_IF_ADDREF(*aLocalFile = lfile);
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323 | return NS_OK;
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324 | }
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325 |
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326 |
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327 | //----------------------------------------------------------------------------------------
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328 | // GetProductDirectory - Gets the directory which contains the application data folder
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329 | //
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330 | // UNIX : ~/.mozilla/
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331 | // WIN : <Application Data folder on user's machine>\Mozilla
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332 | // Mac : :Documents:Mozilla:
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333 | //----------------------------------------------------------------------------------------
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334 | NS_METHOD nsAppFileLocationProvider::GetProductDirectory(nsILocalFile **aLocalFile)
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335 | {
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336 | NS_ENSURE_ARG_POINTER(aLocalFile);
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337 |
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338 | nsresult rv;
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339 | PRBool exists;
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340 | nsCOMPtr<nsILocalFile> localDir;
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341 |
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342 | #if defined(XP_MAC)
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343 | nsCOMPtr<nsIProperties> directoryService =
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344 | do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv);
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345 | if (NS_FAILED(rv)) return rv;
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346 | OSErr err;
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347 | long response;
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348 | err = ::Gestalt(gestaltSystemVersion, &response);
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349 | const char *prop = (!err && response >= 0x00001000) ? NS_MAC_USER_LIB_DIR : NS_MAC_DOCUMENTS_DIR;
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350 | rv = directoryService->Get(prop, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir));
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351 | if (NS_FAILED(rv)) return rv;
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352 | #elif defined(XP_MACOSX)
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353 | FSRef fsRef;
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354 | OSErr err = ::FSFindFolder(kUserDomain, kDomainLibraryFolderType, kCreateFolder, &fsRef);
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355 | if (err) return NS_ERROR_FAILURE;
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356 | NS_NewLocalFile(EmptyString(), PR_TRUE, getter_AddRefs(localDir));
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357 | if (!localDir) return NS_ERROR_FAILURE;
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358 | nsCOMPtr<nsILocalFileMac> localDirMac(do_QueryInterface(localDir));
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359 | rv = localDirMac->InitWithFSRef(&fsRef);
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360 | if (NS_FAILED(rv)) return rv;
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361 | #elif defined(XP_OS2)
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362 | nsCOMPtr<nsIProperties> directoryService =
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363 | do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv);
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364 | if (NS_FAILED(rv)) return rv;
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365 | rv = directoryService->Get(NS_OS2_HOME_DIR, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir));
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366 | if (NS_FAILED(rv)) return rv;
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367 | #elif defined(XP_WIN)
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368 | nsCOMPtr<nsIProperties> directoryService =
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369 | do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID, &rv);
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370 | if (NS_FAILED(rv)) return rv;
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371 | rv = directoryService->Get(NS_WIN_APPDATA_DIR, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir));
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372 | if (NS_SUCCEEDED(rv))
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373 | rv = localDir->Exists(&exists);
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374 | if (NS_FAILED(rv) || !exists)
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375 | {
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376 | // On some Win95 machines, NS_WIN_APPDATA_DIR does not exist - revert to NS_WIN_WINDOWS_DIR
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377 | localDir = nsnull;
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378 | rv = directoryService->Get(NS_WIN_WINDOWS_DIR, NS_GET_IID(nsILocalFile), getter_AddRefs(localDir));
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379 | }
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380 | if (NS_FAILED(rv)) return rv;
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381 | #elif defined(L4ENV)
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382 | /* Major hack attack, should sort out the environment stuff!!! */
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383 | rv = NS_NewNativeLocalFile(nsDependentCString("."), PR_TRUE, getter_AddRefs(localDir));
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384 | if (NS_FAILED(rv)) return rv;
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385 | #elif defined(XP_UNIX)
|
---|
386 | rv = NS_NewNativeLocalFile(nsDependentCString(PR_GetEnv("HOME")), PR_TRUE, getter_AddRefs(localDir));
|
---|
387 | if (NS_FAILED(rv)) return rv;
|
---|
388 | #elif defined(XP_BEOS)
|
---|
389 | char path[MAXPATHLEN];
|
---|
390 | find_directory(B_USER_SETTINGS_DIRECTORY, 0, 0, path, MAXPATHLEN);
|
---|
391 | // Need enough space to add the trailing backslash
|
---|
392 | int len = strlen(path);
|
---|
393 | if (len > MAXPATHLEN-2)
|
---|
394 | return NS_ERROR_FAILURE;
|
---|
395 | path[len] = '/';
|
---|
396 | path[len+1] = '\0';
|
---|
397 | rv = NS_NewNativeLocalFile(nsDependentCString(path), PR_TRUE, getter_AddRefs(localDir));
|
---|
398 | if (NS_FAILED(rv)) return rv;
|
---|
399 | #else
|
---|
400 | #error dont_know_how_to_get_product_dir_on_your_platform
|
---|
401 | #endif
|
---|
402 |
|
---|
403 | rv = localDir->AppendRelativeNativePath(DEFAULT_PRODUCT_DIR);
|
---|
404 | if (NS_FAILED(rv)) return rv;
|
---|
405 | rv = localDir->Exists(&exists);
|
---|
406 | if (NS_SUCCEEDED(rv) && !exists)
|
---|
407 | rv = localDir->Create(nsIFile::DIRECTORY_TYPE, 0700);
|
---|
408 | if (NS_FAILED(rv)) return rv;
|
---|
409 |
|
---|
410 | *aLocalFile = localDir;
|
---|
411 | NS_ADDREF(*aLocalFile);
|
---|
412 |
|
---|
413 | return rv;
|
---|
414 | }
|
---|
415 |
|
---|
416 |
|
---|
417 | //----------------------------------------------------------------------------------------
|
---|
418 | // GetDefaultUserProfileRoot - Gets the directory which contains each user profile dir
|
---|
419 | //
|
---|
420 | // UNIX : ~/.mozilla/
|
---|
421 | // WIN : <Application Data folder on user's machine>\Mozilla\Profiles
|
---|
422 | // Mac : :Documents:Mozilla:Profiles:
|
---|
423 | //----------------------------------------------------------------------------------------
|
---|
424 | NS_METHOD nsAppFileLocationProvider::GetDefaultUserProfileRoot(nsILocalFile **aLocalFile)
|
---|
425 | {
|
---|
426 | NS_ENSURE_ARG_POINTER(aLocalFile);
|
---|
427 |
|
---|
428 | nsresult rv;
|
---|
429 | nsCOMPtr<nsILocalFile> localDir;
|
---|
430 |
|
---|
431 | rv = GetProductDirectory(getter_AddRefs(localDir));
|
---|
432 | if (NS_FAILED(rv)) return rv;
|
---|
433 |
|
---|
434 | #if defined(XP_MAC) || defined(XP_MACOSX) || defined(XP_OS2) || defined(XP_WIN)
|
---|
435 | // These 3 platforms share this part of the path - do them as one
|
---|
436 | rv = localDir->AppendRelativeNativePath(NS_LITERAL_CSTRING("Profiles"));
|
---|
437 | if (NS_FAILED(rv)) return rv;
|
---|
438 |
|
---|
439 | PRBool exists;
|
---|
440 | rv = localDir->Exists(&exists);
|
---|
441 | if (NS_SUCCEEDED(rv) && !exists)
|
---|
442 | rv = localDir->Create(nsIFile::DIRECTORY_TYPE, 0775);
|
---|
443 | if (NS_FAILED(rv)) return rv;
|
---|
444 | #endif
|
---|
445 |
|
---|
446 | *aLocalFile = localDir;
|
---|
447 | NS_ADDREF(*aLocalFile);
|
---|
448 |
|
---|
449 | return rv;
|
---|
450 | }
|
---|
451 |
|
---|
452 | //*****************************************************************************
|
---|
453 | // nsAppFileLocationProvider::nsIDirectoryServiceProvider2
|
---|
454 | //*****************************************************************************
|
---|
455 |
|
---|
456 | class nsAppDirectoryEnumerator : public nsISimpleEnumerator
|
---|
457 | {
|
---|
458 | public:
|
---|
459 | NS_DECL_ISUPPORTS
|
---|
460 |
|
---|
461 | /**
|
---|
462 | * aKeyList is a null-terminated list of properties which are provided by aProvider
|
---|
463 | * They do not need to be publicly defined keys.
|
---|
464 | */
|
---|
465 | nsAppDirectoryEnumerator(nsIDirectoryServiceProvider *aProvider,
|
---|
466 | const char* aKeyList[]) :
|
---|
467 | mProvider(aProvider),
|
---|
468 | mCurrentKey(aKeyList)
|
---|
469 | {
|
---|
470 | }
|
---|
471 |
|
---|
472 | NS_IMETHOD HasMoreElements(PRBool *result)
|
---|
473 | {
|
---|
474 | while (!mNext && *mCurrentKey)
|
---|
475 | {
|
---|
476 | PRBool dontCare;
|
---|
477 | nsCOMPtr<nsIFile> testFile;
|
---|
478 | (void)mProvider->GetFile(*mCurrentKey++, &dontCare, getter_AddRefs(testFile));
|
---|
479 | // Don't return a file which does not exist.
|
---|
480 | PRBool exists;
|
---|
481 | if (testFile && NS_SUCCEEDED(testFile->Exists(&exists)) && exists)
|
---|
482 | mNext = testFile;
|
---|
483 | }
|
---|
484 | *result = mNext != nsnull;
|
---|
485 | return NS_OK;
|
---|
486 | }
|
---|
487 |
|
---|
488 | NS_IMETHOD GetNext(nsISupports **result)
|
---|
489 | {
|
---|
490 | NS_ENSURE_ARG_POINTER(result);
|
---|
491 | *result = nsnull;
|
---|
492 |
|
---|
493 | PRBool hasMore;
|
---|
494 | HasMoreElements(&hasMore);
|
---|
495 | if (!hasMore)
|
---|
496 | return NS_ERROR_FAILURE;
|
---|
497 |
|
---|
498 | *result = mNext;
|
---|
499 | NS_IF_ADDREF(*result);
|
---|
500 | mNext = nsnull;
|
---|
501 |
|
---|
502 | return *result ? NS_OK : NS_ERROR_FAILURE;
|
---|
503 | }
|
---|
504 |
|
---|
505 | // Virtual destructor since subclass nsPathsDirectoryEnumerator
|
---|
506 | // does not re-implement Release()
|
---|
507 |
|
---|
508 | virtual ~nsAppDirectoryEnumerator()
|
---|
509 | {
|
---|
510 | }
|
---|
511 |
|
---|
512 | protected:
|
---|
513 | nsIDirectoryServiceProvider *mProvider;
|
---|
514 | const char** mCurrentKey;
|
---|
515 | nsCOMPtr<nsIFile> mNext;
|
---|
516 | };
|
---|
517 |
|
---|
518 | NS_IMPL_ISUPPORTS1(nsAppDirectoryEnumerator, nsISimpleEnumerator)
|
---|
519 |
|
---|
520 | /* nsPathsDirectoryEnumerator and PATH_SEPARATOR
|
---|
521 | * are not used on MacOS/X. */
|
---|
522 |
|
---|
523 | #if defined(XP_WIN) || defined(XP_OS2)/* Win32, Win16, and OS/2 */
|
---|
524 | #define PATH_SEPARATOR ';'
|
---|
525 | #else /*if defined(XP_UNIX) || defined(XP_BEOS)*/
|
---|
526 | #define PATH_SEPARATOR ':'
|
---|
527 | #endif
|
---|
528 |
|
---|
529 | class nsPathsDirectoryEnumerator : public nsAppDirectoryEnumerator
|
---|
530 | {
|
---|
531 | public:
|
---|
532 | /**
|
---|
533 | * aKeyList is a null-terminated list.
|
---|
534 | * The first element is a path list.
|
---|
535 | * The remainder are properties provided by aProvider.
|
---|
536 | * They do not need to be publicly defined keys.
|
---|
537 | */
|
---|
538 | nsPathsDirectoryEnumerator(nsIDirectoryServiceProvider *aProvider,
|
---|
539 | const char* aKeyList[]) :
|
---|
540 | nsAppDirectoryEnumerator(aProvider, aKeyList+1),
|
---|
541 | mEndPath(aKeyList[0])
|
---|
542 | {
|
---|
543 | }
|
---|
544 |
|
---|
545 | NS_IMETHOD HasMoreElements(PRBool *result)
|
---|
546 | {
|
---|
547 | if (mEndPath)
|
---|
548 | while (!mNext && *mEndPath)
|
---|
549 | {
|
---|
550 | const char *pathVar = mEndPath;
|
---|
551 | do { ++mEndPath; } while (*mEndPath && *mEndPath != PATH_SEPARATOR);
|
---|
552 |
|
---|
553 | nsCOMPtr<nsILocalFile> localFile;
|
---|
554 | NS_NewNativeLocalFile(Substring(pathVar, mEndPath),
|
---|
555 | PR_TRUE,
|
---|
556 | getter_AddRefs(localFile));
|
---|
557 | if (*mEndPath == PATH_SEPARATOR)
|
---|
558 | ++mEndPath;
|
---|
559 | // Don't return a "file" (directory) which does not exist.
|
---|
560 | PRBool exists;
|
---|
561 | if (localFile &&
|
---|
562 | NS_SUCCEEDED(localFile->Exists(&exists)) &&
|
---|
563 | exists)
|
---|
564 | mNext = localFile;
|
---|
565 | }
|
---|
566 | if (mNext)
|
---|
567 | *result = PR_TRUE;
|
---|
568 | else
|
---|
569 | nsAppDirectoryEnumerator::HasMoreElements(result);
|
---|
570 |
|
---|
571 | return NS_OK;
|
---|
572 | }
|
---|
573 |
|
---|
574 | protected:
|
---|
575 | const char *mEndPath;
|
---|
576 | };
|
---|
577 |
|
---|
578 | NS_IMETHODIMP
|
---|
579 | nsAppFileLocationProvider::GetFiles(const char *prop, nsISimpleEnumerator **_retval)
|
---|
580 | {
|
---|
581 | NS_ENSURE_ARG_POINTER(_retval);
|
---|
582 | *_retval = nsnull;
|
---|
583 | nsresult rv = NS_ERROR_FAILURE;
|
---|
584 |
|
---|
585 | if (!nsCRT::strcmp(prop, NS_APP_PLUGINS_DIR_LIST))
|
---|
586 | {
|
---|
587 | #if defined(XP_MAC) || defined(XP_MACOSX)
|
---|
588 | static const char* osXKeys[] = { NS_APP_PLUGINS_DIR, NS_MACOSX_USER_PLUGIN_DIR, NS_MACOSX_LOCAL_PLUGIN_DIR, nsnull };
|
---|
589 | static const char* os9Keys[] = { NS_APP_PLUGINS_DIR, NS_MAC_CLASSIC_PLUGIN_DIR, nsnull };
|
---|
590 | static const char** keys;
|
---|
591 |
|
---|
592 | if (!keys) {
|
---|
593 | OSErr err;
|
---|
594 | long response;
|
---|
595 | err = ::Gestalt(gestaltSystemVersion, &response);
|
---|
596 | keys = (!err && response >= 0x00001000) ? osXKeys : os9Keys;
|
---|
597 | }
|
---|
598 |
|
---|
599 | *_retval = new nsAppDirectoryEnumerator(this, keys);
|
---|
600 | #else
|
---|
601 | static const char* keys[] = { nsnull, NS_APP_PLUGINS_DIR, nsnull };
|
---|
602 | if (!keys[0] && !(keys[0] = PR_GetEnv("VBOX_XPCOM_PLUGIN_PATH"))) {
|
---|
603 | static const char nullstr = 0;
|
---|
604 | keys[0] = &nullstr;
|
---|
605 | }
|
---|
606 | *_retval = new nsPathsDirectoryEnumerator(this, keys);
|
---|
607 | #endif
|
---|
608 | NS_IF_ADDREF(*_retval);
|
---|
609 | rv = *_retval ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
|
---|
610 | }
|
---|
611 | return rv;
|
---|
612 | }
|
---|