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Revert "Add structure to map migrated preferences to old ones"

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This reverts commit c6103a5c17.
pull/1173/head
Geert Janssens 5 years ago
parent 806d0b3157
commit 09b3ce2382
1 changed files with 11 additions and 75 deletions
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86
libgnucash/app-utils/gnc-gsettings.cpp
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@ -41,7 +41,6 @@ extern "C" {
#include <boost/property_tree/xml_parser.hpp>
#include <fstream>
#include <iostream>
#include <map>
namespace bpt = boost::property_tree;
@ -58,10 +57,6 @@ static GHashTable *registered_handlers_hash = NULL;
/* This static indicates the debugging module that this .o belongs to. */
static QofLogModule log_module = "gnc.app-utils.gsettings";
using pref_id = std::pair<std::string, std::string>;
static std::map<pref_id, pref_id> oldkeys_map;
/************************************************************/
/* Internal helper functions */
/************************************************************/
@ -318,9 +313,7 @@ void gnc_gsettings_bind (const gchar *schema,
g_return_if_fail (G_IS_SETTINGS (settings_ptr));
if (gnc_gsettings_is_valid_key (settings_ptr, key))
{
g_settings_bind (settings_ptr, key, object, property, G_SETTINGS_BIND_DEFAULT);
}
else
{
PERR ("Invalid key %s for schema %s", key, schema);
@ -694,10 +687,6 @@ migrate_one_key (const opt_str_vec &oldpath, const opt_str_vec &oldkey,
auto user_value = gnc_gsettings_get_user_value (oldpath->c_str(), oldkey->c_str());
if (user_value)
gnc_gsettings_set_value (newpath->c_str(), newkey->c_str(), user_value);
/* Add old preference to oldkeys_map so we can keep it in sync with its replacement */
oldkeys_map.emplace (std::make_pair(*oldpath, *oldkey),
std::make_pair(*newpath, *newkey));
}
static void
@ -711,9 +700,6 @@ obsolete_one_key (const opt_str_vec &oldpath, const opt_str_vec &oldkey)
PINFO ("Resetting obsolete '%s:%s'", oldpath->c_str(), oldkey->c_str());
gnc_gsettings_reset (oldpath->c_str(), oldkey->c_str());
/* Removve old preference to oldkeys_map. It's been reset we don't want to keep it in synch any more */
oldkeys_map.erase (std::make_pair(*oldpath, *oldkey));
}
static void
@ -737,39 +723,10 @@ parse_one_release_node (bpt::ptree &pt)
obsolete_one_key (node.second.get_optional<std::string> ("<xmlattr>.old-path"),
node.second.get_optional<std::string> ("<xmlattr>.old-key"));
else
{
DEBUG ("Skipping unknown node <%s>", node.first.c_str());
});
}
static void
update_oldkeys_only (bpt::ptree &pt)
{
/* handles oldkey tracking for release nodes that don't require full processing
* any more (when the preference db compatibility level is higher than what's in
* this release node)
* But even for those nodes we need to extract old preference ids to potentially
* keep them in sync with their replacements
*/
std::for_each (pt.begin(), pt.end(),
[] (std::pair<bpt::ptree::key_type, bpt::ptree> node)
{
auto oldpath = node.second.get_optional<std::string> ("<xmlattr>.old-path");
auto oldkey = node.second.get_optional<std::string> ("<xmlattr>.old-key");
auto newpath = node.second.get_optional<std::string> ("<xmlattr>.new-path");
auto newkey = node.second.get_optional<std::string> ("<xmlattr>.new-key");
if ((node.first == "<xmlattr>") || (node.first == "deprecate"))
return;
else if (node.first == "migrate")
/* Add old preference to oldkeys_map so we can keep it in sync with its replacement */
oldkeys_map.emplace (std::make_pair(*oldpath, *oldkey),
std::make_pair(*newpath, *newkey));
else if (node.first == "obsolete")
/* Removve old preference to oldkeys_map. It's been reset we don't want to keep it in synch any more */
oldkeys_map.erase (std::make_pair(*oldpath, *oldkey));
else
DEBUG ("Skipping unknown node <%s>", node.first.c_str());
}
});
}
@ -794,13 +751,13 @@ transform_settings (int old_maj_min)
bpt::read_xml (transform_stream, pt);
}
catch (bpt::xml_parser_error &e) {
PWARN ("Failed to parse GnuCash preferences transformation file.");
PWARN ("Error message:");
PWARN ("%s", e.what());
PWARN ("Failed to parse GnuCash preferences transformation file.\n");
PWARN ("Error message:\n");
PWARN ("%s\n", e.what());
return;
}
catch (...) {
PWARN ("Unknown error while parsing GnuCash preferences transformation file.");
PWARN ("Unknown error while parsing GnuCash preferences transformation file.\n");
return;
}
@ -819,36 +776,15 @@ transform_settings (int old_maj_min)
DEBUG ("Skipping <release> node - no version attribute found");
return;
}
if (*version <= old_maj_min)
{
DEBUG ("Already processed <release> node with version %i (current compatibility level %i). Extracting old preferences only.",
*version, old_maj_min);
update_oldkeys_only (node.second);
}
else
{
DEBUG ("Found <release> node with version %i (current compatibility level %i). Processing child nodes.",
*version, old_maj_min);
parse_one_release_node (node.second);
DEBUG ("Skipping <release> node - version %i is less than current compatibility level %i", *version, old_maj_min);
return;
}
});
/* oldkeys_map is generated oldkey->newkey for efficiency reasons but for
* subesquent use we need newkey->oldkey. So let's swap keys and values now. */
std::map<pref_id, pref_id> tmp_map;
std::for_each (oldkeys_map.begin(), oldkeys_map.end(),
[&tmp_map] (auto map_it)
{
tmp_map.emplace (map_it.second, map_it.first);
DEBUG ("Added new pref-> old_pref mapping for %s:%s -> %s:%s",
map_it.second.first.c_str(),
map_it.second.second.c_str(),
map_it.first.first.c_str(),
map_it.first.second.c_str());
});
oldkeys_map = tmp_map;
DEBUG ("Retrieved version value '%i'", *version);
parse_one_release_node (node.second);
});
}
void gnc_gsettings_version_upgrade (void)

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