Create TerraSync repo API

- create an abstract API for a remote repository, based on the current
  SVN repository API, and update the code accordingly.

simgear/io/AbstractRepository.cxx

@@ -0,0 +1,29 @@
+// AbstractRepository.cxx -- abstract API for TerraSync remote
+//
+// Copyright (C) 2016  James Turner <zakalawe@mac.com>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 2 of the
+// License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+#include "AbstractRepository.hxx"
+
+namespace simgear
+{
+
+AbstractRepository::~AbstractRepository()
+{
+
+}
+
+} // of namespace simgear

simgear/io/AbstractRepository.hxx

@@ -0,0 +1,69 @@
+// AbstractRepository.hxx - API for terrasyc to access remote server
+//
+// Copyright (C) 2016  James Turner <zakalawe@mac.com>
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 2 of the
+// License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+
+#ifndef SG_IO_ABSTRACT_REPOSITORY_HXX
+#define SG_IO_ABSTRACT_REPOSITORY_HXX
+
+#include <string>
+
+#include <simgear/misc/sg_path.hxx>
+
+namespace simgear  {
+
+  namespace HTTP {
+    class Client;
+  }
+
+class AbstractRepository
+{
+public:
+
+    virtual ~AbstractRepository();
+
+    virtual SGPath fsBase() const = 0;
+
+    virtual void setBaseUrl(const std::string& url) =0;
+    virtual std::string baseUrl() const = 0;;
+
+    virtual HTTP::Client* http() const = 0;
+
+    virtual void update() = 0;
+
+    virtual bool isDoingSync() const = 0;
+
+    enum ResultCode {
+        REPO_NO_ERROR = 0,
+        REPO_ERROR_NOT_FOUND,
+        REPO_ERROR_SOCKET,
+        SVN_ERROR_XML,
+        SVN_ERROR_TXDELTA,
+        REPO_ERROR_IO,
+        REPO_ERROR_CHECKSUM,
+        REPO_ERROR_FILE_NOT_FOUND,
+        REPO_ERROR_HTTP
+    };
+
+    virtual ResultCode failure() const = 0;
+  protected:
+
+};
+
+} // of namespace simgear
+
+#endif // of SG_IO_ABSTRACT_REPOSITORY_HXX

simgear/io/CMakeLists.txt

@@ -18,6 +18,7 @@ set(HEADERS
     HTTPFileRequest.hxx
     HTTPMemoryRequest.hxx
     HTTPRequest.hxx
+    AbstractRepository.hxx
     DAVMultiStatus.hxx
     SVNRepository.hxx
     SVNDirectory.hxx
@@ -40,6 +41,7 @@ set(SOURCES
     HTTPFileRequest.cxx
     HTTPMemoryRequest.cxx
     HTTPRequest.cxx
+    AbstractRepository.cxx
     DAVMultiStatus.cxx
     SVNRepository.cxx
     SVNDirectory.cxx

simgear/io/SVNReportParser.cxx

@@ -244,7 +244,7 @@ class SVNReportParser::SVNReportParserPrivate
 public:
   SVNReportParserPrivate(SVNRepository* repo) :
     tree(repo),
-    status(SVNRepository::SVN_NO_ERROR),
+    status(AbstractRepository::REPO_NO_ERROR),
     parserInited(false),
     currentPath(repo->fsBase())
   {
@@ -258,7 +258,7 @@ public:
   
   void startElement (const char * name, const char** attributes)
   {    
-      if (status != SVNRepository::SVN_NO_ERROR) {
+      if (status != AbstractRepository::REPO_NO_ERROR) {
           return;
       }
       
@@ -277,7 +277,7 @@ public:
       currentPath = filePath;
        
       if (!filePath.exists()) {
-          fail(SVNRepository::SVN_ERROR_FILE_NOT_FOUND);
+          fail(AbstractRepository::REPO_ERROR_FILE_NOT_FOUND);
           return;
       }
 
@@ -386,7 +386,7 @@ public:
   
   void endElement (const char * name)
   {
-      if (status != SVNRepository::SVN_NO_ERROR) {
+      if (status != SVNRepository::REPO_NO_ERROR) {
           return;
       }
       
@@ -420,7 +420,7 @@ public:
     } else if (!strcmp(name, SVN_DAV_MD5_CHECKSUM)) {
       // validate against (presumably) just written file
       if (decodedFileMd5 != md5Sum) {
-        fail(SVNRepository::SVN_ERROR_CHECKSUM);
+        fail(SVNRepository::REPO_ERROR_CHECKSUM);
       }
     } else if (!strcmp(name, SVN_OPEN_DIRECTORY_TAG)) {
         currentDir->updateReportComplete();
@@ -443,7 +443,7 @@ public:
   
   void data (const char * s, int length)
   {
-      if (status != SVNRepository::SVN_NO_ERROR) {
+      if (status != SVNRepository::REPO_NO_ERROR) {
           return;
       }
       
@@ -544,7 +544,7 @@ SVNReportParser::~SVNReportParser()
 SVNRepository::ResultCode
 SVNReportParser::innerParseXML(const char* data, int size)
 {
-    if (_d->status != SVNRepository::SVN_NO_ERROR) {
+    if (_d->status != SVNRepository::REPO_NO_ERROR) {
         return _d->status;
     }
     
@@ -568,7 +568,7 @@ SVNReportParser::innerParseXML(const char* data, int size)
 SVNRepository::ResultCode
 SVNReportParser::parseXML(const char* data, int size)
 {
-    if (_d->status != SVNRepository::SVN_NO_ERROR) {
+    if (_d->status != SVNRepository::REPO_NO_ERROR) {
         return _d->status;
     }
     
@@ -586,7 +586,7 @@ SVNReportParser::parseXML(const char* data, int size)
 
 SVNRepository::ResultCode SVNReportParser::finishParse()
 {
-    if (_d->status != SVNRepository::SVN_NO_ERROR) {
+    if (_d->status != SVNRepository::REPO_NO_ERROR) {
         return _d->status;
     }
     

simgear/io/SVNRepository.cxx

@@ -54,7 +54,7 @@ public:
     SVNRepoPrivate(SVNRepository* parent) : 
         p(parent), 
         isUpdating(false),
-        status(SVNRepository::SVN_NO_ERROR)
+        status(SVNRepository::REPO_NO_ERROR)
     { ; }
     
     SVNRepository* p; // link back to outer
@@ -132,11 +132,11 @@ namespace { // anonmouse
         if (responseCode() == 207) {
             // fine
         } else if (responseCode() == 404) {
-            _repo->propFindFailed(this, SVNRepository::SVN_ERROR_NOT_FOUND);
+            _repo->propFindFailed(this, SVNRepository::REPO_ERROR_NOT_FOUND);
         } else {
             SG_LOG(SG_TERRASYNC, SG_WARN, "request for:" << url() <<
                 " return code " << responseCode());
-            _repo->propFindFailed(this, SVNRepository::SVN_ERROR_SOCKET);
+            _repo->propFindFailed(this, SVNRepository::REPO_ERROR_SOCKET);
             _repo = NULL;
         }
 
@@ -150,7 +150,7 @@ namespace { // anonmouse
           if (_davStatus.isValid()) {
               _repo->propFindComplete(this, (DAVCollection*) _davStatus.resource());
           } else {
-              _repo->propFindFailed(this, SVNRepository::SVN_ERROR_SOCKET);
+              _repo->propFindFailed(this, SVNRepository::REPO_ERROR_SOCKET);
           }
         }
       }
@@ -167,7 +167,7 @@ namespace { // anonmouse
         {
             HTTP::Request::onFail();
 			if (_repo) {
-				_repo->propFindFailed(this, SVNRepository::SVN_ERROR_SOCKET);
+				_repo->propFindFailed(this, SVNRepository::REPO_ERROR_SOCKET);
 				_repo = NULL;
 			}
         }
@@ -228,12 +228,12 @@ protected:
               _repo->svnUpdateDone();
           }
     } else if (responseCode() == 404) {
-        _repo->updateFailed(this, SVNRepository::SVN_ERROR_NOT_FOUND);
+        _repo->updateFailed(this, SVNRepository::REPO_ERROR_NOT_FOUND);
         _failed = true;
     } else {
         SG_LOG(SG_TERRASYNC, SG_WARN, "SVN: request for:" << url() <<
         " got HTTP status " << responseCode());
-        _repo->updateFailed(this, SVNRepository::SVN_ERROR_HTTP);
+        _repo->updateFailed(this, SVNRepository::REPO_ERROR_HTTP);
         _failed = true;
     }
   }
@@ -261,7 +261,7 @@ protected:
     {
         HTTP::Request::onFail();
         if (_repo) {
-            _repo->updateFailed(this, SVNRepository::SVN_ERROR_SOCKET);
+            _repo->updateFailed(this, SVNRepository::REPO_ERROR_SOCKET);
             _repo = NULL;
         }
     }
@@ -322,7 +322,7 @@ bool SVNRepository::isBare() const
 
 void SVNRepository::update()
 {  
-    _d->status = SVN_NO_ERROR;
+    _d->status = REPO_NO_ERROR;
     if (_d->targetRevision.empty() || _d->vccUrl.empty()) {        
         _d->isUpdating = true;        
         PropFindRequest* pfr = new PropFindRequest(_d.get());
@@ -344,7 +344,7 @@ void SVNRepository::update()
   
 bool SVNRepository::isDoingSync() const
 {
-    if (_d->status != SVN_NO_ERROR) {
+    if (_d->status != REPO_NO_ERROR) {
         return false;
     }
     
@@ -374,7 +374,7 @@ void SVNRepoPrivate::propFindComplete(HTTP::Request* req, DAVCollection* c)
   
 void SVNRepoPrivate::propFindFailed(HTTP::Request *req, SVNRepository::ResultCode err)
 {
-    if (err != SVNRepository::SVN_ERROR_NOT_FOUND) {
+    if (err != SVNRepository::REPO_ERROR_NOT_FOUND) {
         SG_LOG(SG_TERRASYNC, SG_WARN, "PropFind failed for:" << req->url());
     }
     

simgear/io/SVNRepository.hxx

@@ -17,56 +17,36 @@
 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 
-#ifndef SG_IO_DAVMIRRORTREE_HXX
+#ifndef SG_IO_SVN_REPOSITORY_HXX
-#define SG_IO_DAVMIRRORTREE_HXX
+#define SG_IO_SVN_REPOSITORY_HXX
 
-#include <string>
+#include <simgear/io/AbstractRepository.hxx>
-#include <vector>
-#include <memory>
-
-#include <simgear/misc/sg_path.hxx>
 
 namespace simgear  {
 
-  namespace HTTP {
-    class Client;
-  }
-  
 class SVNDirectory;
 class SVNRepoPrivate;
 
-class SVNRepository
+class SVNRepository : public AbstractRepository
 {
 public:
 
     SVNRepository(const SGPath& root, HTTP::Client* cl);
-    ~SVNRepository();
+    virtual ~SVNRepository();
 
     SVNDirectory* rootDir() const;
-    SGPath fsBase() const;
+    virtual SGPath fsBase() const;
 
-    void setBaseUrl(const std::string& url);
+    virtual void setBaseUrl(const std::string& url);
-    std::string baseUrl() const;
+    virtual std::string baseUrl() const;
 
-    HTTP::Client* http() const;
+    virtual HTTP::Client* http() const;
 
-    void update();
+    virtual void update();
 
-    bool isDoingSync() const;
+    virtual bool isDoingSync() const;
 
-    enum ResultCode {
+    virtual ResultCode failure() const;
-        SVN_NO_ERROR = 0,
-        SVN_ERROR_NOT_FOUND,
-        SVN_ERROR_SOCKET,
-        SVN_ERROR_XML,
-        SVN_ERROR_TXDELTA,
-        SVN_ERROR_IO,
-        SVN_ERROR_CHECKSUM,
-        SVN_ERROR_FILE_NOT_FOUND,
-        SVN_ERROR_HTTP
-    };
-    
-    ResultCode failure() const;
 private:
     bool isBare() const;
 
@@ -75,4 +55,4 @@ private:
 
 } // of namespace simgear
 
-#endif // of SG_IO_DAVMIRRORTREE_HXX
+#endif // of SG_IO_SVN_REPOSITORY_HXX

simgear/scene/tsync/terrasync.cxx

@@ -169,7 +169,7 @@ public:
     SyncItem currentItem;
     bool isNewDirectory;
     std::queue<SyncItem> queue;
-    std::auto_ptr<SVNRepository> repository;
+    std::auto_ptr<AbstractRepository> repository;
     SGTimeStamp stamp;
     bool busy; ///< is the slot working or idle
 
@@ -617,9 +617,9 @@ void SGTerraSync::SvnThread::updateSyncSlot(SyncSlot &slot)
 
         // check result
         SVNRepository::ResultCode res = slot.repository->failure();
-        if (res == SVNRepository::SVN_ERROR_NOT_FOUND) {
+        if (res == AbstractRepository::REPO_ERROR_NOT_FOUND) {
             notFound(slot.currentItem);
-        } else if (res != SVNRepository::SVN_NO_ERROR) {
+        } else if (res != AbstractRepository::REPO_NO_ERROR) {
             fail(slot.currentItem);
         } else {
             updated(slot.currentItem, slot.isNewDirectory);