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Check GNC_DATA_HOME environment to override default userdata location.

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This replaces GNC_DOT_DIR as it was called in older gnucash releases.
This commit is contained in:
Geert Janssens
2017-08-26 19:43:05 +02:00
parent a153412e5a
commit 045ee429bf
2 changed files with 100 additions and 37 deletions
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66
libgnucash/core-utils/gnc-filepath-utils.cpp
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@@ -489,34 +489,58 @@ get_userdata_home(bool create)
gboolean
gnc_filepath_init(gboolean create)
{
auto userdata_home = get_userdata_home(create);
if (userdata_is_home)
auto gnc_userdata_home_exists = false;
auto gnc_userdata_home_from_env = false;
auto gnc_userdata_home_env = g_getenv("GNC_DATA_HOME");
if (gnc_userdata_home_env)
{
/* If we get here that means the platform
* dependent gnc_userdata_home is not available for
* some reason. If legacy .gnucash directory still exists,
* use it as first fallback, but never create it (we want
* it to go away eventually).
* If missing, fall back to tmp_dir instead */
gnc_userdata_home = userdata_home / ".gnucash";
if (!bfs::exists(gnc_userdata_home))
gnc_userdata_home = bfs::path(gnc_userdata_home_env);
try
{
userdata_home = g_get_tmp_dir();
userdata_is_home = false;
gnc_userdata_home_exists = bfs::exists(gnc_userdata_home);
if (!gnc_validate_directory(gnc_userdata_home, create))
throw (bfs::filesystem_error(
std::string(_("Directory doesn't exist: "))
+ userdata_home.c_str(), userdata_home,
bst::error_code(bst::errc::permission_denied, bst::generic_category())));
gnc_userdata_home_from_env = true;
}
catch (const bfs::filesystem_error& ex)
{
g_warning("%s (from environment variable 'GNC_DATA_HOME') is not a suitable directory for the user data."
"Trying the default instead.\nThe failure is\n%s",
gnc_userdata_home.c_str(), ex.what());
}
}
if (!userdata_is_home)
gnc_userdata_home = userdata_home / PACKAGE_NAME;
if (!gnc_userdata_home_from_env)
{
auto userdata_home = get_userdata_home(create);
if (userdata_is_home)
{
/* If we get here that means the platform
* dependent gnc_userdata_home is not available for
* some reason. If legacy .gnucash directory still exists,
* use it as first fallback, but never create it (we want
* it to go away eventually).
* If missing, fall back to tmp_dir instead */
gnc_userdata_home = userdata_home / ".gnucash";
if (!bfs::exists(gnc_userdata_home))
{
userdata_home = g_get_tmp_dir();
userdata_is_home = false;
}
}
if (!userdata_is_home)
gnc_userdata_home = userdata_home / PACKAGE_NAME;
gnc_userdata_home_exists = bfs::exists(gnc_userdata_home);
/* This may throw and end the program! */
gnc_validate_directory(gnc_userdata_home, create);
}
auto try_migrate = false;
if (!userdata_is_home && !bfs::exists(gnc_userdata_home) && create)
try_migrate = true;
/* This may throw and end the program! */
gnc_validate_directory(gnc_userdata_home, create);
auto migrated = FALSE;
if (try_migrate)
if (!userdata_is_home && !gnc_userdata_home_exists && create)
migrated = copy_recursive(bfs::path (g_get_home_dir()) / ".gnucash",
gnc_userdata_home);