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persist etag for addressbook subscription

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orignal 2016-03-14 16:05:57 -04:00
parent 4934fc8809
commit 1a894abcff
4 changed files with 31 additions and 5 deletions
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23
AddressBook.cpp
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@ -24,7 +24,7 @@ namespace client
{
private:
i2p::fs::HashedStorage storage;
std::string indexPath;
std::string etagsPath, indexPath;
public:
AddressBookFilesystemStorage (): storage("addressbook", "b", "", "b32") {};
@ -35,11 +35,18 @@ namespace client
bool Init ();
int Load (std::map<std::string, i2p::data::IdentHash>& addresses);
int Save (const std::map<std::string, i2p::data::IdentHash>& addresses);
void SaveEtag (const i2p::data::IdentHash& subsciption, const std::string& etag, const std::string& lastModified);
};
bool AddressBookFilesystemStorage::Init()
{
{
storage.SetPlace(i2p::fs::GetDataDir());
// init ETags
etagsPath = storage.GetRoot() + i2p::fs::dirSep + "etags";
if (!i2p::fs::Exists (etagsPath))
i2p::fs::CreateDirectory (etagsPath);
// init storage
indexPath = storage.GetRoot() + i2p::fs::dirSep + "addresses.csv";
return storage.Init(i2p::data::GetBase32SubstitutionTable(), 32);
}
@ -146,6 +153,14 @@ namespace client
return num;
}
void AddressBookFilesystemStorage::SaveEtag (const i2p::data::IdentHash& subscription, const std::string& etag, const std::string& lastModified)
{
std::string fname = etagsPath + i2p::fs::dirSep + subscription.ToBase32 () + ".txt";
std::ofstream f (fname, std::ofstream::out | std::ofstream::trunc);
if (f)
f << etag << lastModified;
}
//---------------------------------------------------------------------
AddressBook::AddressBook (): m_Storage(new AddressBookFilesystemStorage), m_IsLoaded (false), m_IsDownloading (false),
m_DefaultSubscription (nullptr), m_SubscriptionsUpdateTimer (nullptr)
@ -337,7 +352,7 @@ namespace client
LogPrint (eLogError, "Addressbook: subscriptions already loaded");
}
void AddressBook::DownloadComplete (bool success)
void AddressBook::DownloadComplete (bool success, const i2p::data::IdentHash& subscription, const std::string& etag, const std::string& lastModified)
{
m_IsDownloading = false;
int nextUpdateTimeout = CONTINIOUS_SUBSCRIPTION_RETRY_TIMEOUT;
@ -561,7 +576,7 @@ namespace client
if (!success)
LogPrint (eLogError, "Addressbook: download hosts.txt from ", m_Link, " failed");
m_Book.DownloadComplete (success);
m_Book.DownloadComplete (success, ident, m_Etag, m_LastModified);
}
bool AddressBookSubscription::ProcessResponse (std::stringstream& s, bool isGzip)