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 * Copyright (C) 2001-2005 Jacek Sieka, arnetheduck on gmail point 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
 * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

#if !defined(AFX_SHAREMANAGER_H__6CD5D87C_D13F_46E2_8C1E_5F116107C118__INCLUDED_)
#define AFX_SHAREMANAGER_H__6CD5D87C_D13F_46E2_8C1E_5F116107C118__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "TimerManager.h"
#include "SearchManager.h"
#include "SettingsManager.h"
#include "HashManager.h"
#include "DownloadManager.h"

#include "Exception.h"
#include "CriticalSection.h"
#include "StringSearch.h"
#include "Singleton.h"
#include "BloomFilter.h"
#include "FastAlloc.h"
#include "MerkleTree.h"


class SimpleXML;
class Client;
class File;
class OutputStream;
class MemoryInputStream;

struct ShareLoader;
class ShareManager : public Singleton<ShareManager>, private SettingsManagerListener, private Thread, private TimerManagerListener,
      private HashManagerListener, private DownloadManagerListener
       * @param aDirectory Physical directory localtion
       * @param aName Virtual name
      void addDirectory(const string& aDirectory, const string & aName) throw(ShareException);
      void removeDirectory(const string& aName, bool duringRefresh = false);  
      void renameDirectory(const string& oName, const string& nName) throw(ShareException);
      string translateFileName(const string& aFile) throw(ShareException);
      bool getTTH(const string& aFile, TTHValue& tth) throw();
      void refresh(bool dirs = false, bool aUpdate = true, bool block = false) throw(ShareException);
      void setDirty() { xmlDirty = nmdcDirty = true; };

      void search(SearchResult::List& l, const string& aString, int aSearchType, int64_t aSize, int aFileType, Client* aClient, StringList::size_type maxResults);
      void search(SearchResult::List& l, const StringList& params, StringList::size_type maxResults);

      StringPairList getDirectories() const { RLock<> l(cs); return virtualMap; }

      MemoryInputStream* generatePartialList(const string& dir, bool recurse);
      MemoryInputStream* getTree(const string& aFile);

      AdcCommand getFileInfo(const string& aFile) throw(ShareException);

      int64_t getShareSize() throw();
      int64_t getShareSize(const string& aDir) throw();

      size_t getSharedFiles() throw();

      string getShareSizeString() { return Util::toString(getShareSize()); };
      string getShareSizeString(const string& aDir) { return Util::toString(getShareSize(aDir)); };
      int64_t getListLen() { return generateNmdcList(), listLen; };
      string getListLenString() { return Util::toString(getListLen()); };
      SearchManager::TypeModes getType(const string& fileName);

      string validateVirtual(const string& /*aVirt*/);

      void addHits(u_int32_t aHits) {
            hits += aHits;

      string getOwnListFile() {
            return getBZXmlFile();

      bool isTTHShared(const TTHValue& tth){
            HashFileIter i = tthIndex.find(const_cast<TTHValue*>(&tth));
            return (i != tthIndex.end());

      GETSET(u_int32_t, hits, Hits);
      GETSET(string, listFile, ListFile);
      GETSET(string, bzXmlFile, BZXmlFile);

      struct AdcSearch;
      class Directory : public FastAlloc<Directory> {
            struct File {
                  struct StringComp {
                        StringComp(const string& s) : a(s) { }
                        bool operator()(const File& b) const { return Util::stricmp(a, b.getName()) == 0; }
                        const string& a;
                        StringComp& operator=(const StringComp&);
                  struct FileLess {
                        int operator()(const File& a, const File& b) const { return Util::stricmp(a.getName(), b.getName()); }
                  typedef set<File, FileLess> Set;
                  typedef Set::iterator Iter;

                  File() : size(0), parent(NULL) { };
                  File(const string& aName, int64_t aSize, Directory* aParent, const TTHValue& aRoot) : 
                  name(aName), tth(aRoot), size(aSize), parent(aParent) { };
                  File(const File& rhs) : 
                  name(rhs.getName()), tth(rhs.getTTH()), size(rhs.getSize()), parent(rhs.getParent()) { };

                  ~File() { }

                  File& operator=(const File& rhs) {
                        name = rhs.name; size = rhs.size; parent = rhs.parent; tth = rhs.tth;
                        return *this;

                  string getADCPath() const { return parent->getADCPath() + name; }
                  string getFullName() const { return parent->getFullName() + getName(); }

                  GETSET(string, name, Name);
                  GETSET(TTHValue, tth, TTH);
                  GETSET(int64_t, size, Size);
                  GETSET(Directory*, parent, Parent);

            typedef Directory* Ptr;
            typedef HASH_MAP<string, Ptr> Map;
            typedef Map::iterator MapIter;

            int64_t size;
            Map directories;
            File::Set files;

            Directory(const string& aName = Util::emptyString, Directory* aParent = NULL) : 
            size(0), name(aName), parent(aParent), fileTypes(0) { 


            bool hasType(u_int32_t type) const throw() {
                  return ( (type == SearchManager::TYPE_ANY) || (fileTypes & (1 << type)) );
            void addType(u_int32_t type) throw();

            string getADCPath() const throw();
            string getFullName() const throw(); 

            int64_t getSize() {
                  int64_t tmp = size;
                  for(MapIter i = directories.begin(); i != directories.end(); ++i)
                  return tmp;

            size_t countFiles() {
                  size_t tmp = files.size();
                  for(MapIter i = directories.begin(); i != directories.end(); ++i)
                  return tmp;             

            void search(SearchResult::List& aResults, StringSearch::List& aStrings, int aSearchType, int64_t aSize, int aFileType, Client* aClient, StringList::size_type maxResults) throw();
            void search(SearchResult::List& aResults, AdcSearch& aStrings, StringList::size_type maxResults) throw();

            void toNmdc(string& nmdc, string& indent, string& tmp2);
            void toXml(OutputStream& xmlFile, string& indent, string& tmp2, bool fullList);
            void filesToXml(OutputStream& xmlFile, string& indent, string& tmp2);

            File::Iter findFile(const string& aFile) { return find_if(files.begin(), files.end(), Directory::File::StringComp(aFile)); }

            GETSET(string, name, Name);
            GETSET(Directory*, parent, Parent);
            Directory(const Directory&);
            Directory& operator=(const Directory&);

            /** Set of flags that say which SearchManager::TYPE_* a directory contains */
            u_int32_t fileTypes;


      friend class Directory;
      friend struct ShareLoader;

      friend class Singleton<ShareManager>;
      virtual ~ShareManager();
      struct AdcSearch {
            AdcSearch(const StringList& params);

            bool isExcluded(const string& str) {
                  for(StringSearch::Iter i = exclude.begin(); i != exclude.end(); ++i) {
                              return true;
                  return false;

            bool hasExt(const string& name) {
                        return true;
                  for(StringIter i = ext.begin(); i != ext.end(); ++i) {
                        if(name.length() >= i->length() && Util::stricmp(name.c_str() + name.length() - i->length(), i->c_str()) == 0)
                              return true;
                  return false;

            StringSearch::List* include;
            StringSearch::List includeX;
            StringSearch::List exclude;
            StringList ext;

            int64_t gt;
            int64_t lt;

            TTHValue root;
            bool hasRoot;

            bool isDirectory;

      typedef HASH_MULTIMAP_X(TTHValue*, Directory::File::Iter, TTHValue::PtrHash, TTHValue::PtrHash, TTHValue::PtrLess) HashFileMap;
      typedef HashFileMap::iterator HashFileIter;

      HashFileMap tthIndex;

      int64_t listLen;
      int64_t bzXmlListLen;
      bool xmlDirty;
      bool nmdcDirty;
      bool refreshDirs;
      bool update;
      bool initial;
      int listN;

      File* lFile;
      File* xFile;

      u_int32_t lastXmlUpdate;
      u_int32_t lastNmdcUpdate;
      u_int32_t lastFullUpdate;

      mutable RWLock<> cs;
      CriticalSection listGenLock;

      // Map real name to directory structure
      Directory::Map directories;

      // Map virtual to real dir name
      StringPairList virtualMap;

      BloomFilter<5> bloom;
      /** Find virtual name from real name */
      StringPairIter findVirtual(const string& name);
      /** Find real name from virtual name */
      StringPairIter lookupVirtual(const string& name);

      bool checkFile(const string& aDir, const string& aFile, Directory::File::Iter& it);

      Directory* buildTree(const string& aName, Directory* aParent);
      void addTree(Directory* aDirectory);
      void addFile(Directory* dir, Directory::File::Iter i);
      void generateNmdcList();
      void generateXmlList();
      bool loadCache();

      void removeTTH(const TTHValue& tth, const Directory::File::Iter&);

      Directory* getDirectory(const string& fname);

      virtual int run();

      // DownloadManagerListener
      virtual void on(DownloadManagerListener::Complete, Download* d) throw();

      // HashManagerListener
      virtual void on(HashManagerListener::TTHDone, const string& fname, const TTHValue& root) throw();

      // SettingsManagerListener
      virtual void on(SettingsManagerListener::Save, SimpleXML* xml) throw() {
      virtual void on(SettingsManagerListener::Load, SimpleXML* xml) throw() {
      // TimerManagerListener
      virtual void on(TimerManagerListener::Minute, u_int32_t tick) throw();
      void load(SimpleXML* aXml);
      void save(SimpleXML* aXml);

#endif // !defined(AFX_SHAREMANAGER_H__6CD5D87C_D13F_46E2_8C1E_5F116107C118__INCLUDED_)

 * @file
 * $Id: ShareManager.h,v 1.2 2005/08/21 14:03:43 olof Exp $

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