Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 762 insertions, 0 deletions

diff --git a/kpilot/lib/pilotLocalDatabase.cc b/kpilot/lib/pilotLocalDatabase.cc
new file mode 100644
index 000000000..9f2d5e8a4
--- /dev/null
+++ b/kpilot/lib/pilotLocalDatabase.cc
@@ -0,0 +1,762 @@
+/* KPilot
+**
+** Copyright (C) 1998-2001 by Dan Pilone
+** Copyright (C) 2003-2004 Reinhold Kainhofer <reinhold@kainhofer.com>
+**
+** This defines an interface to Pilot databases on the local disk.
+*/
+
+/*
+** This program is free software; you can redistribute it and/or modify
+** it under the terms of the GNU Lesser General Public License as published by
+** the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
+**
+** You should have received a copy of the GNU Lesser General Public License
+** along with this program in a file called COPYING; if not, write to
+** the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+** MA 02110-1301, USA.
+*/
+
+/*
+** Bug reports and questions can be sent to kde-pim@kde.org
+*/
+
+
+#include "options.h"
+
+#include <stdio.h>
+#include <unistd.h>
+#include <assert.h>
+
+#include <iostream>
+
+#include <pi-file.h>
+
+#include <qstring.h>
+#include <qfile.h>
+#include <qregexp.h>
+#include <qdatetime.h>
+#include <qvaluevector.h>
+
+#include <kdebug.h>
+#include <kglobal.h>
+#include <kstandarddirs.h>
+#include <ksavefile.h>
+
+#include "pilotRecord.h"
+#include "pilotLocalDatabase.h"
+
+typedef QValueVector<PilotRecord *> Records;
+
+class PilotLocalDatabase::Private : public Records
+{
+public:
+	static const int DEFAULT_SIZE = 128;
+	Private(int size=DEFAULT_SIZE) : Records(size) { resetIndex(); }
+	~Private() { deleteRecords(); }
+
+	void deleteRecords()
+	{
+		for (unsigned int i=0; i<size(); i++)
+		{
+			delete at(i);
+		}
+		clear();
+		resetIndex();
+	}
+
+	void resetIndex()
+	{
+		current = 0;
+		pending = -1;
+	}
+
+	unsigned int current;
+	int pending;
+} ;
+
+PilotLocalDatabase::PilotLocalDatabase(const QString & path,
+	const QString & dbName, bool useDefaultPath) :
+	PilotDatabase(dbName),
+	fPathName(path),
+	fDBName(dbName),
+	fAppInfo(0L),
+	fAppLen(0),
+	d(0L)
+{
+	FUNCTIONSETUP;
+	fixupDBName();
+	openDatabase();
+
+	if (!isOpen() && useDefaultPath)
+	{
+		if (fPathBase && !fPathBase->isEmpty())
+		{
+			fPathName = *fPathBase;
+		}
+		else
+		{
+			fPathName = KGlobal::dirs()->saveLocation("data",
+				CSL1("kpilot/DBBackup/"));
+		}
+		fixupDBName();
+		openDatabase();
+		if (!isOpen())
+		{
+			fPathName=path;
+		}
+	}
+
+}
+
+PilotLocalDatabase::PilotLocalDatabase(const QString &dbName) :
+	PilotDatabase( QString() ),
+	fPathName( QString() ),
+	fDBName( QString() ),
+	fAppInfo(0L),
+	fAppLen(0),
+	d(0L)
+{
+	FUNCTIONSETUP;
+
+	int p = dbName.findRev( '/' );
+	if (p<0)
+	{
+		// No slash
+		fPathName = CSL1(".");
+		fDBName = dbName;
+	}
+	else
+	{
+		fPathName = dbName.left(p);
+		fDBName = dbName.mid(p+1);
+	}
+	openDatabase();
+}
+
+PilotLocalDatabase::~PilotLocalDatabase()
+{
+	FUNCTIONSETUP;
+
+	closeDatabase();
+	delete[]fAppInfo;
+	delete d;
+}
+
+// Changes any forward slashes to underscores
+void PilotLocalDatabase::fixupDBName()
+{
+	FUNCTIONSETUP;
+	fDBName = fDBName.replace(CSL1("/"),CSL1("_"));
+}
+
+bool PilotLocalDatabase::createDatabase(long creator, long type, int, int flags, int version)
+{
+	FUNCTIONSETUP;
+
+	// if the database is already open, we cannot create it again.
+	// How about completely resetting it? (i.e. deleting it and then
+	// creating it again)
+	if (isOpen())
+	{
+		DEBUGKPILOT << fname << ": Database " << fDBName
+			<< " already open. Cannot recreate it." << endl;
+		return true;
+	}
+
+	DEBUGKPILOT << fname << ": Creating database " << fDBName << endl;
+
+	// Database names seem to be latin1.
+	Pilot::toPilot(fDBName, fDBInfo.name, sizeof(fDBInfo.name));
+	fDBInfo.creator=creator;
+	fDBInfo.type=type;
+	fDBInfo.more=0;
+	fDBInfo.flags=flags;
+	fDBInfo.miscFlags=0;
+	fDBInfo.version=version;
+	fDBInfo.modnum=0;
+	fDBInfo.index=0;
+	fDBInfo.createDate=(QDateTime::currentDateTime()).toTime_t();
+	fDBInfo.modifyDate=(QDateTime::currentDateTime()).toTime_t();
+	fDBInfo.backupDate=(QDateTime::currentDateTime()).toTime_t();
+
+	delete[] fAppInfo;
+	fAppInfo=0L;
+	fAppLen=0;
+
+	d = new Private;
+
+	// TODO: Do I have to open it explicitly???
+	setDBOpen(true);
+	return true;
+}
+
+int PilotLocalDatabase::deleteDatabase()
+{
+	FUNCTIONSETUP;
+	if (isOpen())
+	{
+		closeDatabase();
+	}
+
+	QString dbpath=dbPathName();
+	QFile fl(dbpath);
+	if (QFile::remove(dbPathName()))
+	{
+		return 0;
+	}
+	else
+	{
+		return -1;
+	}
+}
+
+
+
+// Reads the application block info
+int PilotLocalDatabase::readAppBlock(unsigned char *buffer, int size)
+{
+	FUNCTIONSETUP;
+
+	size_t m = kMin((size_t)size,(size_t)fAppLen);
+
+	if (!isOpen())
+	{
+		WARNINGKPILOT << "DB not open!" << endl;
+		memset(buffer,0,m);
+		return -1;
+	}
+
+	memcpy((void *) buffer, fAppInfo, m);
+	return fAppLen;
+}
+
+int PilotLocalDatabase::writeAppBlock(unsigned char *buffer, int len)
+{
+	FUNCTIONSETUP;
+
+	if (!isOpen())
+	{
+		WARNINGKPILOT << "DB not open!" << endl;
+		return -1;
+	}
+	delete[]fAppInfo;
+	fAppLen = len;
+	fAppInfo = new char[fAppLen];
+
+	memcpy(fAppInfo, (void *) buffer, fAppLen);
+	return 0;
+}
+
+
+// returns the number of records in the database
+unsigned int PilotLocalDatabase::recordCount() const
+{
+	if (d && isOpen())
+	{
+		return d->size();
+	}
+	else
+	{
+		return 0;
+	}
+}
+
+
+// Returns a QValueList of all record ids in the database.
+QValueList<recordid_t> PilotLocalDatabase::idList()
+{
+	int idlen=recordCount();
+	QValueList<recordid_t> idlist;
+	if (idlen<=0)
+	{
+		return idlist;
+	}
+
+	// now create the QValue list from the idarr:
+	for (int i=0; i<idlen; i++)
+	{
+		idlist.append((*d)[i]->id());
+	}
+
+	return idlist;
+}
+
+// Reads a record from database by id, returns record length
+PilotRecord *PilotLocalDatabase::readRecordById(recordid_t id)
+{
+	FUNCTIONSETUP;
+
+	if (!isOpen())
+	{
+		WARNINGKPILOT << "Database '" << fDBName << " not open!" << endl;
+		return 0L;
+	}
+
+	d->pending = -1;
+
+	for (unsigned int i = 0; i < d->size(); i++)
+	{
+		if ((*d)[i]->id() == id)
+		{
+			PilotRecord *newRecord = new PilotRecord((*d)[i]);
+			d->current = i;
+			return newRecord;
+		}
+	}
+	return 0L;
+}
+
+// Reads a record from database, returns the record
+PilotRecord *PilotLocalDatabase::readRecordByIndex(int index)
+{
+	FUNCTIONSETUP;
+
+	if (index < 0)
+	{
+		DEBUGKPILOT << fname << ": Index " << index << " is bogus." << endl;
+		return 0L;
+	}
+
+	d->pending = -1;
+	if (!isOpen())
+	{
+		WARNINGKPILOT << "DB not open!" << endl;
+		return 0L;
+	}
+
+	DEBUGKPILOT << fname << ": Index=" << index << " Count=" << recordCount() << endl;
+
+	if ( (unsigned int)index >= recordCount() )
+	{
+		return 0L;
+	}
+	PilotRecord *newRecord = new PilotRecord((*d)[index]);
+	d->current = index;
+
+	return newRecord;
+}
+
+// Reads the next record from database in category 'category'
+PilotRecord *PilotLocalDatabase::readNextRecInCategory(int category)
+{
+	FUNCTIONSETUP;
+	d->pending  = -1;
+	if (!isOpen())
+	{
+		WARNINGKPILOT << "DB not open!" << endl;
+		return 0L;
+	}
+
+	while ((d->current < d->size())
+		&& ((*d)[d->current]->category() != category))
+	{
+		d->current++;
+	}
+
+	if (d->current >= d->size())
+		return 0L;
+	PilotRecord *newRecord = new PilotRecord((*d)[d->current]);
+
+	d->current++;	// so we skip it next time
+	return newRecord;
+}
+
+const PilotRecord *PilotLocalDatabase::findNextNewRecord()
+{
+	FUNCTIONSETUP;
+
+	if (!isOpen())
+	{
+		WARNINGKPILOT << "DB not open!" << endl;
+		return 0L;
+	}
+	DEBUGKPILOT << fname << ": looking for new record from " << d->current << endl;
+	// Should this also check for deleted?
+	while ((d->current < d->size())
+		&& ((*d)[d->current]->id() != 0 ))
+	{
+		d->current++;
+	}
+
+	if (d->current >= d->size())
+		return 0L;
+
+	d->pending = d->current;	// Record which one needs the new id
+	d->current++;	// so we skip it next time
+	return (*d)[d->pending];
+}
+
+PilotRecord *PilotLocalDatabase::readNextModifiedRec(int *ind)
+{
+	FUNCTIONSETUP;
+
+	if (!isOpen())
+	{
+		WARNINGKPILOT << "DB not open!" << endl;
+		return 0L;
+	}
+
+	d->pending = -1;
+	// Should this also check for deleted?
+	while ((d->current < d->size())
+		&& !((*d)[d->current]->isModified())  && ((*d)[d->current]->id()>0 ))
+	{
+		d->current++;
+	}
+
+	if (d->current >= d->size())
+	{
+		return 0L;
+	}
+	PilotRecord *newRecord = new PilotRecord((*d)[d->current]);
+	if (ind)
+	{
+		*ind=d->current;
+	}
+
+	d->pending = d->current;	// Record which one needs the new id
+	d->current++;	// so we skip it next time
+	return newRecord;
+}
+
+// Writes a new ID to the record specified the index.  Not supported on Serial connections
+recordid_t PilotLocalDatabase::updateID(recordid_t id)
+{
+	FUNCTIONSETUP;
+
+	if (!isOpen())
+	{
+		WARNINGKPILOT << "DB not open!" << endl;
+		return 0;
+	}
+	if (d->pending  < 0)
+	{
+		WARNINGKPILOT << "Last call was NOT readNextModifiedRec()" << endl;
+		return 0;
+	}
+	(*d)[d->pending]->setID(id);
+	d->pending = -1;
+	return id;
+}
+
+// Writes a new record to database (if 'id' == 0, it is assumed that this is a new record to be installed on pilot)
+recordid_t PilotLocalDatabase::writeRecord(PilotRecord * newRecord)
+{
+	FUNCTIONSETUP;
+
+	if (!isOpen())
+	{
+		WARNINGKPILOT << "DB not open!" << endl;
+		return 0;
+	}
+
+	d->pending = -1;
+	if (!newRecord)
+	{
+		WARNINGKPILOT << "Record to be written is invalid!" << endl;
+		return 0;
+	}
+
+	// Instead of making the app do it, assume that whenever a record is
+	// written to the database it is dirty.  (You can clean up the database with
+	// resetSyncFlags().)  This will make things get copied twice during a hot-sync
+	// but shouldn't cause any other major headaches.
+	newRecord->setModified( true );
+
+	// First check to see if we have this record:
+  	if (newRecord->id() != 0)
+  	{
+ 		for (unsigned int i = 0; i < d->size(); i++)
+ 			if ((*d)[i]->id() == newRecord->id())
+  			{
+ 				delete (*d)[i];
+
+ 				(*d)[i] = new PilotRecord(newRecord);
+  				return 0;
+  			}
+  	}
+  	// Ok, we don't have it, so just tack it on.
+ 	d->append( new PilotRecord(newRecord) );
+  	return newRecord->id();
+}
+
+// Deletes a record with the given recordid_t from the database, or all records, if all is set to true. The recordid_t will be ignored in this case
+int PilotLocalDatabase::deleteRecord(recordid_t id, bool all)
+{
+	FUNCTIONSETUP;
+	if (!isOpen())
+	{
+		WARNINGKPILOT <<"DB not open"<<endl;
+		return -1;
+	}
+	d->resetIndex();
+	if (all)
+	{
+		d->deleteRecords();
+		d->clear();
+		return 0;
+	}
+	else
+	{
+		Private::Iterator i;
+		for ( i=d->begin() ; i!=d->end(); ++i)
+		{
+			if ((*i) && (*i)->id() == id) break;
+		}
+		if ( (i!=d->end()) && (*i) && (*i)->id() == id)
+		{
+			d->erase(i);
+		}
+		else
+		{
+			// Record with this id does not exist!
+			return -1;
+		}
+	}
+	return 0;
+}
+
+
+// Resets all records in the database to not dirty.
+int PilotLocalDatabase::resetSyncFlags()
+{
+	FUNCTIONSETUP;
+
+	if (!isOpen())
+	{
+		WARNINGKPILOT << "DB not open!" << endl;
+		return -1;
+	}
+	d->pending = -1;
+	for (unsigned int i = 0; i < d->size(); i++)
+	{
+		(*d)[i]->setModified( false );
+	}
+	return 0;
+}
+
+// Resets next record index to beginning
+int PilotLocalDatabase::resetDBIndex()
+{
+	FUNCTIONSETUP;
+	if (!isOpen())
+	{
+		WARNINGKPILOT << "DB not open!" << endl;
+		return -1;
+	}
+	d->resetIndex();
+	return 0;
+}
+
+// Purges all Archived/Deleted records from Palm Pilot database
+int PilotLocalDatabase::cleanup()
+{
+	FUNCTIONSETUP;
+	if (!isOpen())
+	{
+		WARNINGKPILOT << "DB not open!" << endl;
+		return -1;
+	}
+	d->resetIndex();
+
+	/* Not the for loop one might expect since when we erase()
+	* a record the iterator changes too.
+	*/
+	Private::Iterator i = d->begin();
+	while ( i!=d->end() )
+	{
+		if ( (*i)->isDeleted() || (*i)->isArchived() )
+		{
+			delete (*i);
+			i = d->erase(i);
+		}
+		else
+		{
+			++i;
+		}
+	}
+
+	// Don't have to do anything.  Will be taken care of by closeDatabase()...
+	// Changed!
+	return 0;
+}
+
+QString PilotLocalDatabase::dbPathName() const
+{
+	FUNCTIONSETUP;
+	QString tempName(fPathName);
+	QString slash = CSL1("/");
+
+	if (!tempName.endsWith(slash)) tempName += slash;
+	tempName += getDBName();
+	tempName += CSL1(".pdb");
+	return tempName;
+}
+
+void PilotLocalDatabase::openDatabase()
+{
+	FUNCTIONSETUP;
+
+	pi_file *dbFile;
+
+	setDBOpen(false);
+
+	dbFile = pi_file_open( QFile::encodeName(dbPathName()) );
+	if (dbFile == 0L)
+	{
+		QString path = dbPathName();
+		DEBUGKPILOT << fname << ": Failed to open " << path << endl;
+		return;
+	}
+
+
+	PI_SIZE_T size = 0;
+	void *tmpBuffer;
+	pi_file_get_info(dbFile, &fDBInfo);
+	pi_file_get_app_info(dbFile, &tmpBuffer, &size);
+	fAppLen = size;
+	fAppInfo = new char[fAppLen];
+	memcpy(fAppInfo, tmpBuffer, fAppLen);
+
+	int count;
+	pi_file_get_entries(dbFile, &count);
+	if (count >= 0)
+	{
+		KPILOT_DELETE(d);
+		d = new Private(count);
+	}
+
+	int attr, cat;
+	recordid_t id;
+	unsigned int i = 0;
+	while (pi_file_read_record(dbFile, i,
+			&tmpBuffer, &size, &attr, &cat, &id) == 0)
+	{
+		pi_buffer_t *b = pi_buffer_new(size);
+		memcpy(b->data,tmpBuffer,size);
+		b->used = size;
+		(*d)[i] = new PilotRecord(b, attr, cat, id);
+		i++;
+	}
+	pi_file_close(dbFile);	// We done with it once we've read it in.
+
+	KSaveFile::backupFile( dbPathName() );
+
+	setDBOpen(true);
+}
+
+void PilotLocalDatabase::closeDatabase()
+{
+	FUNCTIONSETUP;
+	pi_file *dbFile;
+
+	if (!isOpen())
+	{
+		DEBUGKPILOT << fname << ": Database " << fDBName
+			<< " is not open. Cannot close and write it"
+			<< endl;
+		return;
+	}
+
+	QString newName = dbPathName() + CSL1(".new");
+	QString path = dbPathName();
+	DEBUGKPILOT << fname
+		<< ": Creating temp file " << newName
+		<< " for the database file " << path << endl;
+
+	dbFile = pi_file_create(QFile::encodeName(newName),&fDBInfo);
+	pi_file_set_app_info(dbFile, fAppInfo, fAppLen);
+
+	for (unsigned int i = 0; i < d->size(); i++)
+	{
+		// How did a NULL pointer sneak in here?
+		if (!(*d)[i])
+		{
+			continue;
+		}
+
+		if (((*d)[i]->id() == 0) && ((*d)[i]->isDeleted()))
+		{
+			// Just ignore it
+		}
+		else
+		{
+			pi_file_append_record(dbFile,
+				(*d)[i]->data(),
+				(*d)[i]->size(),
+				(*d)[i]->attributes(), (*d)[i]->category(),
+				(*d)[i]->id());
+		}
+	}
+
+	pi_file_close(dbFile);
+	QFile::remove(dbPathName());
+	rename((const char *) QFile::encodeName(newName),
+		(const char *) QFile::encodeName(dbPathName()));
+	setDBOpen(false);
+}
+
+
+QString *PilotLocalDatabase::fPathBase = 0L;
+
+void PilotLocalDatabase::setDBPath(const QString &s)
+{
+	FUNCTIONSETUP;
+
+	DEBUGKPILOT << fname
+		<< ": Setting default DB path to "
+		<< s
+		<< endl;
+
+	if (!fPathBase)
+	{
+		fPathBase = new QString(s);
+	}
+	else
+	{
+		*fPathBase = s;
+	}
+}
+
+/* virtual */ PilotDatabase::DBType PilotLocalDatabase::dbType() const
+{
+	return eLocalDB;
+}
+
+
+/* static */ bool PilotLocalDatabase::infoFromFile( const QString &path, DBInfo *d )
+{
+	FUNCTIONSETUP;
+
+	pi_file *f = 0L;
+
+	if (!d)
+	{
+		return false;
+	}
+	if (!QFile::exists(path))
+	{
+		return false;
+	}
+
+	QCString fileName = QFile::encodeName( path );
+	f = pi_file_open( fileName );
+	if (!f)
+	{
+		WARNINGKPILOT << "Can't open " << path << endl;
+		return false;
+	}
+
+	pi_file_get_info(f,d);
+	pi_file_close(f);
+
+	return true;
+}
+