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Keep old recent files so we'll be able to run old versions and new without losing recent files/paths

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This commit is contained in:
David Capello 2019-03-19 09:22:51 -03:00
parent 104b68555e
commit da695c0a98
1 changed files with 50 additions and 6 deletions
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56
src/app/recent_files.cpp
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@ -21,11 +21,18 @@
namespace {
enum { kPinnedFiles, kRecentFiles,
kPinnedPaths, kRecentPaths };
const char* kSectionName[] = { "PinnedFiles",
"RecentFiles",
"PinnedPaths",
"RecentPaths" };
// Special key used in recent sections (files/paths) to indicate that
// the section was already converted at least one time.
const char* kConversionKey = "_";
struct compare_path {
std::string a;
compare_path(const std::string& a) : a(a) { }
@ -165,8 +172,30 @@ void RecentFiles::removeItem(base::paths& list, const std::string& fn)
void RecentFiles::load()
{
for (int i=0; i<kCollections; ++i) {
for (const auto& key : enum_config_keys(kSectionName[i])) {
const char* fn = get_config_string(kSectionName[i], key.c_str(), nullptr);
const char* section = kSectionName[i];
// For recent files: If there is an item called "Filename00" and no "0" key
// For recent paths: If there is an item called "Path00" and no "0" key
// -> We are migrating from and old version to a new one
const bool processOldFilenames =
(i == kRecentFiles &&
get_config_string(section, "Filename00", nullptr) &&
!get_config_bool(section, kConversionKey, false));
const bool processOldPaths =
(i == kRecentPaths &&
get_config_string(section, "Path00", nullptr) &&
!get_config_bool(section, kConversionKey, false));
for (const auto& key : enum_config_keys(section)) {
if ((!processOldFilenames && std::strncmp(key.c_str(), "Filename", 8) == 0)
||
(!processOldPaths && std::strncmp(key.c_str(), "Path", 4) == 0)) {
// Ignore old entries if we are going to read the new ones
continue;
}
const char* fn = get_config_string(section, key.c_str(), nullptr);
if (fn && *fn &&
((i < 2 && base::is_file(fn)) ||
(i >= 2 && base::is_directory(fn)))) {
@ -180,15 +209,30 @@ void RecentFiles::load()
void RecentFiles::save()
{
for (int i=0; i<kCollections; ++i) {
for (const auto& key : enum_config_keys(kSectionName[i]))
del_config_value(kSectionName[i],
key.c_str());
const char* section = kSectionName[i];
for (const auto& key : enum_config_keys(section)) {
if ((i == kRecentFiles &&
(std::strncmp(key.c_str(), "Filename", 8) == 0 || key == kConversionKey))
||
(i == kRecentPaths &&
(std::strncmp(key.c_str(), "Path", 4) == 0 || key == kConversionKey))) {
// Ignore old entries if we are going to read the new ones
continue;
}
del_config_value(section, key.c_str());
}
for (int j=0; j<m_paths[i].size(); ++j) {
set_config_string(kSectionName[i],
set_config_string(section,
base::convert_to<std::string>(j).c_str(),
m_paths[i][j].c_str());
}
// Special entry that indicates that we've already converted
if ((i == kRecentFiles || i == kRecentPaths) &&
!get_config_bool(section, kConversionKey, false)) {
set_config_bool(section, kConversionKey, true);
}
}
}