From b51e5c593f15b27fd17a88fb8c967305bcdd2530 Mon Sep 17 00:00:00 2001
From: Matchman Green <match065@gmail.com>
Date: Wed, 9 May 2012 23:52:06 +0800
Subject: [PATCH 1/3] reuse the Entry class in Collection

---
 libgrive/src/drive/Collection.cc | 26 ++++++++++++----------
 libgrive/src/drive/Collection.hh |  9 ++++----
 libgrive/src/drive/Drive.cc      | 19 ++++------------
 libgrive/src/drive/Entry.cc      | 38 ++++++++++++++++++++++++++------
 libgrive/src/drive/Entry.hh      | 12 ++++++----
 libgrive/src/util/DateTime.cc    |  6 +++++
 libgrive/src/util/DateTime.hh    |  2 ++
 7 files changed, 70 insertions(+), 42 deletions(-)

diff --git a/libgrive/src/drive/Collection.cc b/libgrive/src/drive/Collection.cc
index 5b61817..5418601 100644
--- a/libgrive/src/drive/Collection.cc
+++ b/libgrive/src/drive/Collection.cc
@@ -31,8 +31,7 @@
 namespace gr {
 
 Collection::Collection( const Json& entry ) :
-	m_title		( entry["title"]["$t"].As<std::string>() ),
-	m_href		( entry["link"].FindInArray( "rel", "self" )["href"].As<std::string>() ),
+	m_entry		( entry ),
 	m_parent	( 0 )
 {
 }
@@ -40,8 +39,7 @@ Collection::Collection( const Json& entry ) :
 Collection::Collection(
 	const std::string& title,
 	const std::string& href ) :
-	m_title	( title ),
-	m_href	( href ),
+	m_entry	( title, href ),
 	m_parent( 0 )
 {
 }
@@ -53,14 +51,14 @@ std::string Collection::ParentHref( const Json& entry )
 		 node["href"].As<std::string>() : std::string() ;
 }
 
-const std::string& Collection::Href() const
+std::string Collection::Href() const
 {
-	return m_href ;
+	return m_entry.SelfHref() ;
 }
 
-const std::string& Collection::Title() const
+std::string Collection::Title() const
 {
-	return m_title ;
+	return m_entry.Title() ;
 }
 
 const Collection* Collection::Parent() const
@@ -73,6 +71,11 @@ Collection* Collection::Parent()
 	return m_parent ;
 }
 
+std::string Collection::ParentHref() const
+{
+	return m_entry.ParentHref() ;
+}
+
 void Collection::AddChild( Collection *child )
 {
 	assert( child != 0 ) ;
@@ -98,8 +101,7 @@ bool Collection::IsCollection( const Json& entry )
 
 void Collection::Swap( Collection& coll )
 {
-	m_title.swap( coll.m_title ) ;
-	m_href.swap( coll.m_href ) ;
+	m_entry.Swap( coll.m_entry ) ;
 	std::swap( m_parent, coll.m_parent ) ;
 	m_child.swap( coll.m_child ) ;
 	m_leaves.swap( coll.m_leaves ) ;
@@ -107,7 +109,7 @@ void Collection::Swap( Collection& coll )
 
 void Collection::CreateSubDir( const Path& prefix )
 {
-	Path dir = prefix / m_title ;
+	Path dir = prefix / m_entry.Title() ;
 	os::MakeDir( dir ) ;
 	
 	for ( std::vector<Collection*>::iterator i = m_child.begin() ; i != m_child.end() ; ++i )
@@ -126,7 +128,7 @@ void Collection::ForEachFile(
 Path Collection::Dir() const
 {
 	assert( m_parent != this ) ;
-	return m_parent != 0 ? (m_parent->Dir() / m_title) : Path() ;
+	return m_parent != 0 ? (m_parent->Dir() / m_entry.Title()) : Path() ;
 }
 
 } // end of namespace
diff --git a/libgrive/src/drive/Collection.hh b/libgrive/src/drive/Collection.hh
index 3c785fe..9289ae2 100644
--- a/libgrive/src/drive/Collection.hh
+++ b/libgrive/src/drive/Collection.hh
@@ -19,6 +19,7 @@
 
 #pragma once
 
+#include "Entry.hh"
 #include "util/Function.hh"
 
 #include <string>
@@ -40,10 +41,11 @@ public :
 	static bool IsCollection( const Json& entry ) ;
 	static std::string ParentHref( const Json& entry ) ;
 	
-	const std::string& Title() const ;
-	const std::string& Href() const ;
+	std::string Title() const ;
+	std::string Href() const ;
 	const Collection* Parent() const ;
 	Collection* Parent() ;
+	std::string ParentHref() const ;
 	Path Dir() const ;
 
 	void AddChild( Collection *child ) ;
@@ -58,8 +60,7 @@ public :
 		const std::string& 					prefix = "." ) ;
 	
 private :
-	std::string					m_title ;
-	std::string					m_href ;
+	Entry						m_entry ;
 	
 	// not owned
 	Collection					*m_parent ;
diff --git a/libgrive/src/drive/Drive.cc b/libgrive/src/drive/Drive.cc
index b65e82c..5bf2cb3 100644
--- a/libgrive/src/drive/Drive.cc
+++ b/libgrive/src/drive/Drive.cc
@@ -125,7 +125,6 @@ abc << xml.Response()["feed"] ;
 	
 	assert( m_coll.empty() ) ;
 	
-	std::map<std::string, std::string> parent_href ;
 	while ( true )
 	{
 		Json::Array entries = resp["feed"]["entry"].As<Json::Array>() ;
@@ -134,15 +133,8 @@ abc << xml.Response()["feed"] ;
 		for ( Json::Array::const_iterator i = entries.begin() ; i != entries.end() ; ++i )
 		{
 			if ( Collection::IsCollection( *i ) )
-			{
 				m_coll.push_back( Collection( *i ) ) ;
-				parent_href.insert(
-					std::make_pair(
-						m_coll.back().Href(),
-						Collection::ParentHref( *i ) ) ) ;
-			}
 		}
-		assert( m_coll.size() == parent_href.size() ) ;
 		
 		Json next ;
 		if ( !resp["feed"]["link"].FindInArray( "rel", "next", next ) )
@@ -156,14 +148,11 @@ abc << xml.Response()["feed"] ;
 	std::sort( m_coll.begin(), m_coll.end(), SortCollectionByHref() ) ;
 	for ( FolderListIterator i = m_coll.begin() ; i != m_coll.end() ; ++i )
 	{
-		assert( parent_href.find( i->Href() ) != parent_href.end() ) ;
-		std::string parent = parent_href[i->Href()] ;
-		
-		if ( parent.empty() )
+		if ( i->ParentHref().empty() )
 			m_root.AddChild( &*i ) ;
 		else
 		{
-			FolderListIterator pit = FindFolder( parent ) ;
+			FolderListIterator pit = FindFolder( i->ParentHref() ) ;
 			if ( pit != m_coll.end() )
 			{
 				// it shouldn't happen, just in case
@@ -193,9 +182,9 @@ void Drive::UpdateFile( const Json& entry )
 		Path path = Path() / file.Filename() ;
 
 		// determine which folder the file belongs to
-		if ( !file.Parent().empty() )
+		if ( !file.ParentHref().empty() )
 		{
-			FolderListIterator pit = FindFolder( file.Parent() ) ;
+			FolderListIterator pit = FindFolder( file.ParentHref() ) ;
 			if ( pit != m_coll.end() )
 				path = pit->Dir() / file.Filename() ;
 		}
diff --git a/libgrive/src/drive/Entry.cc b/libgrive/src/drive/Entry.cc
index 406e1fc..f52df34 100644
--- a/libgrive/src/drive/Entry.cc
+++ b/libgrive/src/drive/Entry.cc
@@ -46,6 +46,12 @@ Entry::Entry( const Json& entry )
 	Update( entry ) ;
 }
 
+Entry::Entry( const std::string& title, const std::string& href ) :
+	m_title( title ),
+	m_self_href( href )
+{
+}
+
 void Entry::Update( const Json& entry )
 {
 	m_title				= entry["title"]["$t"].Str() ;
@@ -53,8 +59,9 @@ void Entry::Update( const Json& entry )
 	m_filename			= entry.Has("docs$suggestedFilename") ?
 		entry["docs$suggestedFilename"]["$t"].Str() : "" ;
 	
-	m_href				= entry["content"]["src"].Str() ;
-	m_parent			= Parent( entry ) ;
+	m_content_src		= entry["content"]["src"].Str() ;
+	m_self_href			= entry["link"].FindInArray( "rel", "self" )["href"].Str() ;
+	m_parent_href		= Parent( entry ) ;
 	m_server_modified	= DateTime( entry["updated"]["$t"].Str() ) ;
 	m_etag				= entry["gd$etag"].Str() ;
 	
@@ -112,21 +119,21 @@ DateTime Entry::ServerModified() const
 	return m_server_modified ;
 }
 
-std::string Entry::Href() const
+std::string Entry::SelfHref() const
 {
-	return m_href ;
+	return m_self_href ;
 }
 
-std::string Entry::Parent() const
+std::string Entry::ParentHref() const
 {
-	return m_parent ;
+	return m_parent_href ;
 }
 
 void Entry::Download( const Path& file, const http::Headers& auth ) const
 {
 	gr::Download dl( file.Str(), Download::NoChecksum() ) ;
 	http::Agent http ;
-	long r = http.Get( m_href, &dl, auth ) ;
+	long r = http.Get( m_content_src, &dl, auth ) ;
 	if ( r <= 400 )
 		os::SetFileTime( file, m_server_modified ) ;
 }
@@ -199,4 +206,21 @@ std::cout << root_url + "/" + m_resource_id + "?delete=true" << std::endl ;
 	http->Custom( "DELETE", root_url + "/" + m_resource_id + "?delete=true", &str, hdr ) ;
 }
 
+void Entry::Swap( Entry& e )
+{
+	m_title.swap( e.m_title ) ;
+	m_filename.swap( e.m_filename ) ;
+	m_kind.swap( e.m_kind ) ;
+	m_server_md5.swap( e.m_server_md5 ) ;
+	m_etag.swap( e.m_etag ) ;
+	m_resource_id.swap( e.m_resource_id ) ;
+
+	m_self_href.swap( e.m_self_href ) ;
+	m_parent_href.swap( e.m_parent_href ) ;
+	m_content_src.swap( e.m_content_src ) ;	
+	m_upload_link.swap( e.m_upload_link ) ;
+
+	m_server_modified.Swap( e.m_server_modified ) ;
+}
+
 } // end of namespace
diff --git a/libgrive/src/drive/Entry.hh b/libgrive/src/drive/Entry.hh
index 68f28b1..c199241 100644
--- a/libgrive/src/drive/Entry.hh
+++ b/libgrive/src/drive/Entry.hh
@@ -37,6 +37,7 @@ class Entry
 public :
 	explicit Entry( const Path& file ) ;
 	explicit Entry( const Json& entry ) ;
+	Entry( const std::string& title, const std::string& href ) ;
 
 	std::string Title() const ;
 	std::string Filename() const ;
@@ -47,13 +48,15 @@ public :
 	std::string ResourceID() const ;
 	std::string ETag() const ;
 	
-	std::string Href() const ;
-	std::string Parent() const ;
+	std::string SelfHref() const ;
+	std::string ParentHref() const ;
 	
 	void Download( const Path& file, const http::Headers& auth ) const ;
 	bool Upload( std::streambuf *file, const http::Headers& auth ) ;
 	void Delete( gr::http::Agent* http, const gr::http::Headers& auth ) ;
 	
+	void Swap( Entry& e ) ;
+	
 private :
 	void Update( const Json& entry ) ;
 	static std::string Parent( const Json& entry ) ;
@@ -66,8 +69,9 @@ private :
 	std::string		m_etag ;
 	std::string		m_resource_id ;
 
-	std::string		m_href ;
-	std::string		m_parent ;
+	std::string		m_self_href ;
+	std::string		m_content_src ;
+	std::string		m_parent_href ;
 	std::string		m_upload_link ;
 
 	DateTime		m_server_modified ;
diff --git a/libgrive/src/util/DateTime.cc b/libgrive/src/util/DateTime.cc
index 76e553e..354ee8e 100644
--- a/libgrive/src/util/DateTime.cc
+++ b/libgrive/src/util/DateTime.cc
@@ -129,4 +129,10 @@ bool DateTime::operator<=( const DateTime& dt ) const
 	return !( *this > dt ) ;
 }
 
+void DateTime::Swap( DateTime& dt )
+{
+	std::swap( m_sec, dt.m_sec ) ;
+	std::swap( m_nsec, dt.m_nsec ) ;
+}
+
 } // end of namespace
diff --git a/libgrive/src/util/DateTime.hh b/libgrive/src/util/DateTime.hh
index 0f796ec..585668e 100644
--- a/libgrive/src/util/DateTime.hh
+++ b/libgrive/src/util/DateTime.hh
@@ -47,6 +47,8 @@ public :
 	bool operator<( const DateTime& dt ) const ;
 	bool operator<=( const DateTime& dt ) const ;
 	
+	void Swap( DateTime& dt ) ;
+	
 private :
 	std::time_t		m_sec ;
 	unsigned long	m_nsec ;

From efaa5df229cbadb34d88384cf4ba3c51873856c9 Mon Sep 17 00:00:00 2001
From: Matchman Green <match065@gmail.com>
Date: Thu, 10 May 2012 00:22:27 +0800
Subject: [PATCH 2/3] renamed HTTP.(hh|cc) to Agent

---
 libgrive/src/drive/Drive.cc             | 6 +++---
 libgrive/src/drive/Entry.cc             | 4 ++++
 libgrive/src/drive/Entry.hh             | 8 +++++++-
 libgrive/src/http/{HTTP.cc => Agent.cc} | 2 +-
 libgrive/src/http/{HTTP.hh => Agent.hh} | 0
 libgrive/src/protocol/OAuth2.cc         | 2 +-
 6 files changed, 16 insertions(+), 6 deletions(-)
 rename libgrive/src/http/{HTTP.cc => Agent.cc} (99%)
 rename libgrive/src/http/{HTTP.hh => Agent.hh} (100%)

diff --git a/libgrive/src/drive/Drive.cc b/libgrive/src/drive/Drive.cc
index 5bf2cb3..0e176c2 100644
--- a/libgrive/src/drive/Drive.cc
+++ b/libgrive/src/drive/Drive.cc
@@ -22,7 +22,7 @@
 #include "CommonUri.hh"
 #include "Entry.hh"
 
-#include "http/HTTP.hh"
+#include "http/Agent.hh"
 #include "http/XmlResponse.hh"
 #include "protocol/Json.hh"
 #include "protocol/JsonResponse.hh"
@@ -188,12 +188,12 @@ void Drive::UpdateFile( const Json& entry )
 			if ( pit != m_coll.end() )
 				path = pit->Dir() / file.Filename() ;
 		}
-
+		
 		// compare checksum first if file exists
 		std::ifstream ifile( path.Str().c_str(), std::ios::binary | std::ios::in ) ;
 		if ( ifile && file.ServerMD5() == crypt::MD5(ifile.rdbuf()) )
 			changed = false ;
-		
+
 		// if the checksum is different, file is changed and we need to update
 		if ( changed )
 		{
diff --git a/libgrive/src/drive/Entry.cc b/libgrive/src/drive/Entry.cc
index f52df34..2b12cf4 100644
--- a/libgrive/src/drive/Entry.cc
+++ b/libgrive/src/drive/Entry.cc
@@ -46,6 +46,10 @@ Entry::Entry( const Json& entry )
 	Update( entry ) ;
 }
 
+Entry::Entry( const xml::Node& n )
+{
+}
+
 Entry::Entry( const std::string& title, const std::string& href ) :
 	m_title( title ),
 	m_self_href( href )
diff --git a/libgrive/src/drive/Entry.hh b/libgrive/src/drive/Entry.hh
index c199241..2cba2c8 100644
--- a/libgrive/src/drive/Entry.hh
+++ b/libgrive/src/drive/Entry.hh
@@ -21,13 +21,18 @@
 
 #include <string>
 
-#include "http/HTTP.hh"
+#include "http/Agent.hh"
 #include "util/DateTime.hh"
 
 #include <iosfwd>
 
 namespace gr {
 
+namespace xml
+{
+	class Node ;
+}
+
 class Json ;
 class OAuth2 ;
 class Path ;
@@ -37,6 +42,7 @@ class Entry
 public :
 	explicit Entry( const Path& file ) ;
 	explicit Entry( const Json& entry ) ;
+	explicit Entry( const xml::Node& n ) ;
 	Entry( const std::string& title, const std::string& href ) ;
 
 	std::string Title() const ;
diff --git a/libgrive/src/http/HTTP.cc b/libgrive/src/http/Agent.cc
similarity index 99%
rename from libgrive/src/http/HTTP.cc
rename to libgrive/src/http/Agent.cc
index 89f4787..0d352bb 100644
--- a/libgrive/src/http/HTTP.cc
+++ b/libgrive/src/http/Agent.cc
@@ -17,7 +17,7 @@
 	Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
 
-#include "HTTP.hh"
+#include "Agent.hh"
 
 #include "Download.hh"
 #include "Exception.hh"
diff --git a/libgrive/src/http/HTTP.hh b/libgrive/src/http/Agent.hh
similarity index 100%
rename from libgrive/src/http/HTTP.hh
rename to libgrive/src/http/Agent.hh
diff --git a/libgrive/src/protocol/OAuth2.cc b/libgrive/src/protocol/OAuth2.cc
index 439683b..fa6cd4a 100644
--- a/libgrive/src/protocol/OAuth2.cc
+++ b/libgrive/src/protocol/OAuth2.cc
@@ -22,7 +22,7 @@
 #include "JsonResponse.hh"
 #include "Json.hh"
 
-#include "http/HTTP.hh"
+#include "http/Agent.hh"
 
 // for debugging
 #include <iostream>

From 55fb39cbc14a6c231eed35327a044f7a4982124e Mon Sep 17 00:00:00 2001
From: Matchman Green <match065@gmail.com>
Date: Thu, 10 May 2012 00:30:01 +0800
Subject: [PATCH 3/3] adding log to http agent

---
 libgrive/src/drive/Drive.cc |  8 ++++----
 libgrive/src/drive/Drive.hh |  2 +-
 libgrive/src/drive/Entry.cc | 14 ++++++--------
 libgrive/src/drive/Entry.hh |  4 ++--
 libgrive/src/http/Agent.cc  | 11 +++++++++++
 libgrive/src/http/Agent.hh  |  4 +++-
 6 files changed, 27 insertions(+), 16 deletions(-)

diff --git a/libgrive/src/drive/Drive.cc b/libgrive/src/drive/Drive.cc
index 0e176c2..58fd943 100644
--- a/libgrive/src/drive/Drive.cc
+++ b/libgrive/src/drive/Drive.cc
@@ -71,7 +71,7 @@ Drive::Drive( OAuth2& auth ) :
 		{
 			if ( !Collection::IsCollection( *i ) )
 			{
-				UpdateFile( *i ) ;
+				UpdateFile( *i, &http ) ;
 			}
 		}
 		
@@ -171,7 +171,7 @@ abc << xml.Response()["feed"] ;
 	m_root.CreateSubDir( Path() ) ;
 }
 
-void Drive::UpdateFile( const Json& entry )
+void Drive::UpdateFile( const Json& entry, http::Agent *http )
 {
 	// only handle uploaded files
 	if ( entry.Has( "docs$suggestedFilename" ) )
@@ -204,7 +204,7 @@ void Drive::UpdateFile( const Json& entry )
 			if ( !ifile || remote > local )
 			{
 std::cout << "downloading " << path << std::endl ;
-				file.Download( path, m_http_hdr ) ;
+				file.Download( http, path, m_http_hdr ) ;
 			}
 			else
 			{
@@ -212,7 +212,7 @@ std::cout << "local " << path << " is newer" << std::endl ;
 				// re-reading the file
 				ifile.seekg(0) ;
 				
-				if ( !file.Upload( ifile.rdbuf(), m_http_hdr ) )
+				if ( !file.Upload( http, ifile.rdbuf(), m_http_hdr ) )
 std::cout << path << " is read only" << std::endl ;
 			}
 		}
diff --git a/libgrive/src/drive/Drive.hh b/libgrive/src/drive/Drive.hh
index 3571cbb..29befe4 100644
--- a/libgrive/src/drive/Drive.hh
+++ b/libgrive/src/drive/Drive.hh
@@ -45,7 +45,7 @@ public :
 	~Drive( ) ;
 
 private :
-	void UpdateFile( const Json& entry ) ;
+	void UpdateFile( const Json& entry, http::Agent *http ) ;
 	
 	void ConstructDirTree( http::Agent *http ) ;
 	
diff --git a/libgrive/src/drive/Entry.cc b/libgrive/src/drive/Entry.cc
index 2b12cf4..800169a 100644
--- a/libgrive/src/drive/Entry.cc
+++ b/libgrive/src/drive/Entry.cc
@@ -133,16 +133,15 @@ std::string Entry::ParentHref() const
 	return m_parent_href ;
 }
 
-void Entry::Download( const Path& file, const http::Headers& auth ) const
+void Entry::Download( gr::http::Agent* http, const Path& file, const http::Headers& auth ) const
 {
 	gr::Download dl( file.Str(), Download::NoChecksum() ) ;
-	http::Agent http ;
-	long r = http.Get( m_content_src, &dl, auth ) ;
+	long r = http->Get( m_content_src, &dl, auth ) ;
 	if ( r <= 400 )
 		os::SetFileTime( file, m_server_modified ) ;
 }
 
-bool Entry::Upload( std::streambuf *file, const http::Headers& auth )
+bool Entry::Upload( gr::http::Agent* http, std::streambuf *file, const http::Headers& auth )
 {
 	// upload link missing means that file is read only
 	if ( m_upload_link.empty() )
@@ -171,10 +170,9 @@ bool Entry::Upload( std::streambuf *file, const http::Headers& auth )
 	hdr.push_back( "Expect:" ) ;
 	
 	http::StringResponse str ;
-	http::Agent http ;
-	http.Put( m_upload_link, meta, &str, hdr ) ;
+	http->Put( m_upload_link, meta, &str, hdr ) ;
 	
-	std::string uplink = http.RedirLocation() ;
+	std::string uplink = http->RedirLocation() ;
 	
 	// parse the header and find "Location"
 	http::Headers uphdr ;
@@ -182,7 +180,7 @@ bool Entry::Upload( std::streambuf *file, const http::Headers& auth )
 	uphdr.push_back( "Accept:" ) ;
 	
 	http::XmlResponse xml ;
-	http.Put( uplink, data, &xml, uphdr ) ;
+	http->Put( uplink, data, &xml, uphdr ) ;
 
 std::cout << xml.Response() << std::endl ;
 
diff --git a/libgrive/src/drive/Entry.hh b/libgrive/src/drive/Entry.hh
index 2cba2c8..4aec1dd 100644
--- a/libgrive/src/drive/Entry.hh
+++ b/libgrive/src/drive/Entry.hh
@@ -57,8 +57,8 @@ public :
 	std::string SelfHref() const ;
 	std::string ParentHref() const ;
 	
-	void Download( const Path& file, const http::Headers& auth ) const ;
-	bool Upload( std::streambuf *file, const http::Headers& auth ) ;
+	void Download( gr::http::Agent* http, const Path& file, const http::Headers& auth ) const ;
+	bool Upload( gr::http::Agent* http, std::streambuf *file, const http::Headers& auth ) ;
 	void Delete( gr::http::Agent* http, const gr::http::Headers& auth ) ;
 	
 	void Swap( Entry& e ) ;
diff --git a/libgrive/src/http/Agent.cc b/libgrive/src/http/Agent.cc
index 0d352bb..e7d4316 100644
--- a/libgrive/src/http/Agent.cc
+++ b/libgrive/src/http/Agent.cc
@@ -71,6 +71,8 @@ struct Agent::Impl
 	CURL			*curl ;
 	std::string		location ;
 	char error[CURL_ERROR_SIZE] ;
+	
+	std::string		log_prefix ;
 } ;
 
 Agent::Agent() :
@@ -90,6 +92,15 @@ Agent::~Agent()
 	::curl_easy_cleanup( m_pimpl->curl );
 }
 
+void Agent::SetLogFile( const std::string& prefix )
+{
+	m_pimpl->log_prefix = prefix ;
+}
+
+std::string Agent::LogFilename() const
+{
+}
+
 std::size_t Agent::HeaderCallback( void *ptr, size_t size, size_t nmemb, Agent *pthis )
 {
 	char *str = reinterpret_cast<char*>(ptr) ;
diff --git a/libgrive/src/http/Agent.hh b/libgrive/src/http/Agent.hh
index a1e2f81..bf8e163 100644
--- a/libgrive/src/http/Agent.hh
+++ b/libgrive/src/http/Agent.hh
@@ -41,7 +41,8 @@ public :
 	Agent() ;
 	~Agent() ;
 	
-	// TODO: implement put from file, or some callback interface to pull data
+	void SetLogFile( const std::string& prefix ) ;
+	
 	long Put(
 		const std::string&		url,
 		const std::string&		data,
@@ -75,6 +76,7 @@ private :
 	static std::size_t Receive( void* ptr, size_t size, size_t nmemb, Receivable *recv ) ;
 	
 	void SetHeader( const http::Headers& hdr ) ;
+	std::string LogFilename() const ;
 		
 private :
 	struct Impl ;