You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
479 lines
12 KiB
479 lines
12 KiB
/*
|
|
KNode, the KDE newsreader
|
|
Copyright (c) 1999-2005 the KNode authors.
|
|
See file AUTHORS for details
|
|
|
|
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.
|
|
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, US
|
|
*/
|
|
|
|
#include <tqlayout.h>
|
|
#include <tqregexp.h>
|
|
#include <tqapplication.h>
|
|
#include <tqcursor.h>
|
|
|
|
#include <klocale.h>
|
|
#include <kmessagebox.h>
|
|
#include <kglobalsettings.h>
|
|
#include <kdebug.h>
|
|
#include <kio/netaccess.h>
|
|
#include <ktempfile.h>
|
|
#include <kfiledialog.h>
|
|
|
|
#include "knwidgets.h"
|
|
#include "knglobals.h"
|
|
#include "utilities.h"
|
|
|
|
|
|
|
|
//================================================================================
|
|
|
|
KNFile::KNFile(const TQString& fname)
|
|
: TQFile(fname), filePos(0), readBytes(0)
|
|
{
|
|
buffer.resize(512);
|
|
dataPtr=buffer.data();
|
|
dataPtr[0]='\0';
|
|
}
|
|
|
|
|
|
KNFile::~KNFile()
|
|
{
|
|
}
|
|
|
|
|
|
const TQCString& KNFile::readLine()
|
|
{
|
|
filePos=at();
|
|
readBytes=TQFile::readLine(dataPtr, buffer.size()-1);
|
|
if(readBytes!=-1) {
|
|
while ((dataPtr[readBytes-1]!='\n')&&(static_cast<uint>(readBytes+2)==buffer.size())) { // don't get tricked by files without newline
|
|
at(filePos);
|
|
if (!increaseBuffer() ||
|
|
(readBytes=TQFile::readLine(dataPtr, buffer.size()-1))==-1) {
|
|
readBytes=1;
|
|
break;
|
|
}
|
|
}
|
|
} else
|
|
readBytes=1;
|
|
|
|
dataPtr[readBytes-1] = '\0';
|
|
return buffer;
|
|
}
|
|
|
|
|
|
const TQCString& KNFile::readLineWnewLine()
|
|
{
|
|
filePos=at();
|
|
readBytes=TQFile::readLine(dataPtr, buffer.size()-1);
|
|
if(readBytes!=-1) {
|
|
while ((dataPtr[readBytes-1]!='\n')&&(static_cast<uint>(readBytes+2)==buffer.size())) { // don't get tricked by files without newline
|
|
at(filePos);
|
|
if (!increaseBuffer() ||
|
|
(readBytes=TQFile::readLine(dataPtr, buffer.size()-1))==-1) {
|
|
dataPtr[0] = '\0';
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else dataPtr[0] = '\0';
|
|
|
|
return buffer;
|
|
}
|
|
|
|
|
|
int KNFile::findString(const char *s)
|
|
{
|
|
TQCString searchBuffer;
|
|
searchBuffer.resize(2048);
|
|
char *buffPtr = searchBuffer.data(), *pos;
|
|
int readBytes, currentFilePos;
|
|
|
|
while (!atEnd()) {
|
|
currentFilePos = at();
|
|
readBytes = readBlock(buffPtr, 2047);
|
|
if (readBytes == -1)
|
|
return -1;
|
|
else
|
|
buffPtr[readBytes] = 0; // terminate string
|
|
|
|
pos = strstr(buffPtr,s);
|
|
if (pos == 0) {
|
|
if (!atEnd())
|
|
at(at()-strlen(s));
|
|
else
|
|
return -1;
|
|
} else {
|
|
return currentFilePos + (pos-buffPtr);
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
|
|
bool KNFile::increaseBuffer()
|
|
{
|
|
if(buffer.resize(2*buffer.size())) {;
|
|
dataPtr=buffer.data();
|
|
dataPtr[0]='\0';
|
|
kdDebug(5003) << "KNFile::increaseBuffer() : buffer doubled" << endl;
|
|
return true;
|
|
}
|
|
else return false;
|
|
}
|
|
|
|
|
|
//===============================================================================
|
|
|
|
TQString KNSaveHelper::lastPath;
|
|
|
|
KNSaveHelper::KNSaveHelper(TQString saveName, TQWidget *tqparent)
|
|
: p_arent(tqparent), s_aveName(saveName), file(0), tmpFile(0)
|
|
{
|
|
}
|
|
|
|
|
|
KNSaveHelper::~KNSaveHelper()
|
|
{
|
|
if (file) { // local filesystem, just close the file
|
|
delete file;
|
|
} else
|
|
if (tmpFile) { // network location, initiate transaction
|
|
tmpFile->close();
|
|
if (KIO::NetAccess::upload(tmpFile->name(),url, 0) == false)
|
|
KNHelper::displayRemoteFileError();
|
|
tmpFile->unlink(); // delete temp file
|
|
delete tmpFile;
|
|
}
|
|
}
|
|
|
|
|
|
TQFile* KNSaveHelper::getFile(const TQString &dialogTitle)
|
|
{
|
|
url = KFileDialog::getSaveURL(lastPath + s_aveName, TQString(), p_arent, dialogTitle);
|
|
|
|
if (url.isEmpty())
|
|
return 0;
|
|
|
|
lastPath = url.upURL().url();
|
|
|
|
if (url.isLocalFile()) {
|
|
if (TQFileInfo(url.path()).exists() &&
|
|
(KMessageBox::warningContinueCancel(knGlobals.topWidget,
|
|
i18n("<qt>A file named <b>%1</b> already exists.<br>Do you want to replace it?</qt>").tqarg(url.path()),
|
|
dialogTitle, i18n("&Replace")) != KMessageBox::Continue)) {
|
|
return 0;
|
|
}
|
|
|
|
file = new TQFile(url.path());
|
|
if(!file->open(IO_WriteOnly)) {
|
|
KNHelper::displayExternalFileError();
|
|
delete file;
|
|
file = 0;
|
|
}
|
|
return file;
|
|
} else {
|
|
tmpFile = new KTempFile();
|
|
if (tmpFile->status()!=0) {
|
|
KNHelper::displayTempFileError();
|
|
delete tmpFile;
|
|
tmpFile = 0;
|
|
return 0;
|
|
}
|
|
return tmpFile->file();
|
|
}
|
|
}
|
|
|
|
|
|
//===============================================================================
|
|
|
|
TQString KNLoadHelper::l_astPath;
|
|
|
|
KNLoadHelper::KNLoadHelper(TQWidget *tqparent)
|
|
: p_arent(tqparent), f_ile(0)
|
|
{
|
|
}
|
|
|
|
|
|
KNLoadHelper::~KNLoadHelper()
|
|
{
|
|
delete f_ile;
|
|
if (!t_empName.isEmpty())
|
|
KIO::NetAccess::removeTempFile(t_empName);
|
|
}
|
|
|
|
|
|
KNFile* KNLoadHelper::getFile( const TQString &dialogTitle )
|
|
{
|
|
if (f_ile)
|
|
return f_ile;
|
|
|
|
KURL url = KFileDialog::getOpenURL(l_astPath,TQString(),p_arent,dialogTitle);
|
|
|
|
if (url.isEmpty())
|
|
return 0;
|
|
|
|
l_astPath = url.url(-1);
|
|
l_astPath.truncate(l_astPath.length()-url.fileName().length());
|
|
|
|
return setURL(url);
|
|
}
|
|
|
|
|
|
KNFile* KNLoadHelper::setURL(KURL url)
|
|
{
|
|
if (f_ile)
|
|
return f_ile;
|
|
|
|
u_rl = url;
|
|
|
|
if (u_rl.isEmpty())
|
|
return 0;
|
|
|
|
TQString fileName;
|
|
if (!u_rl.isLocalFile()) {
|
|
if (KIO::NetAccess::download(u_rl, t_empName, 0))
|
|
fileName = t_empName;
|
|
} else
|
|
fileName = u_rl.path();
|
|
|
|
if (fileName.isEmpty())
|
|
return 0;
|
|
|
|
f_ile = new KNFile(fileName);
|
|
if(!f_ile->open(IO_ReadOnly)) {
|
|
KNHelper::displayExternalFileError();
|
|
delete f_ile;
|
|
f_ile = 0;
|
|
}
|
|
return f_ile;
|
|
}
|
|
|
|
|
|
//===============================================================================
|
|
|
|
|
|
// **** keyboard selection dialog *********************************************
|
|
int KNHelper::selectDialog(TQWidget *tqparent, const TQString &caption, const TQStringList &options, int initialValue)
|
|
{
|
|
KDialogBase *dlg=new KDialogBase(KDialogBase::Plain, caption, KDialogBase::Ok|KDialogBase::Cancel,
|
|
KDialogBase::Ok, tqparent);
|
|
TQFrame *page = dlg->plainPage();
|
|
TQHBoxLayout *pageL = new TQHBoxLayout(page,8,5);
|
|
|
|
KNDialogListBox *list = new KNDialogListBox(true, page);
|
|
pageL->addWidget(list);
|
|
|
|
TQString s;
|
|
for ( TQStringList::ConstIterator it = options.begin(); it != options.end(); ++it ) {
|
|
s = (*it);
|
|
s.tqreplace(TQRegExp("&"),""); // remove accelerators
|
|
list->insertItem(s);
|
|
}
|
|
|
|
list->setCurrentItem(initialValue);
|
|
list->setFocus();
|
|
restoreWindowSize("selectBox", dlg, TQSize(247,174));
|
|
|
|
int ret;
|
|
if (dlg->exec())
|
|
ret = list->currentItem();
|
|
else
|
|
ret = -1;
|
|
|
|
saveWindowSize("selectBox", dlg->size());
|
|
delete dlg;
|
|
return ret;
|
|
}
|
|
|
|
// **** window tqgeometry managing *********************************************
|
|
|
|
void KNHelper::saveWindowSize(const TQString &name, const TQSize &s)
|
|
{
|
|
KConfig *c=knGlobals.config();
|
|
c->setGroup("WINDOW_SIZES");
|
|
c->writeEntry(name, s);
|
|
}
|
|
|
|
|
|
void KNHelper::restoreWindowSize(const TQString &name, TQWidget *d, const TQSize &defaultSize)
|
|
{
|
|
KConfig *c=knGlobals.config();
|
|
c->setGroup("WINDOW_SIZES");
|
|
|
|
TQSize s=c->readSizeEntry(name,&defaultSize);
|
|
|
|
if(s.isValid()) {
|
|
TQRect max = KGlobalSettings::desktopGeometry(TQCursor::pos());
|
|
if ( s.width() > max.width() ) s.setWidth( max.width()-5 );
|
|
if ( s.height() > max.height() ) s.setHeight( max.height()-5 );
|
|
d->resize(s);
|
|
}
|
|
}
|
|
|
|
// **** scramble password strings **********************************************
|
|
|
|
const TQString KNHelper::encryptStr(const TQString& aStr)
|
|
{
|
|
uint i,val,len = aStr.length();
|
|
TQCString result;
|
|
|
|
for (i=0; i<len; i++)
|
|
{
|
|
val = aStr[i] - ' ';
|
|
val = (255-' ') - val;
|
|
result += (char)(val + ' ');
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
|
|
const TQString KNHelper::decryptStr(const TQString& aStr)
|
|
{
|
|
return encryptStr(aStr);
|
|
}
|
|
|
|
// **** rot13 *******************************************************************
|
|
|
|
TQString KNHelper::rot13(const TQString &s)
|
|
{
|
|
TQString r(s);
|
|
|
|
for (int i=0; (uint)i<r.length(); i++) {
|
|
if ( r[i] >= TQChar('A') && r[i] <= TQChar('M') ||
|
|
r[i] >= TQChar('a') && r[i] <= TQChar('m') )
|
|
r[i] = (char)((int)TQChar(r[i]) + 13);
|
|
else
|
|
if ( r[i] >= TQChar('N') && r[i] <= TQChar('Z') ||
|
|
r[i] >= TQChar('n') && r[i] <= TQChar('z') )
|
|
r[i] = (char)((int)TQChar(r[i]) - 13);
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
// **** text rewraping *********************************************************
|
|
|
|
int findBreakPos(const TQString &text, int start)
|
|
{
|
|
int i;
|
|
for(i=start;i>=0;i--)
|
|
if(text[i].isSpace())
|
|
break;
|
|
if(i>0)
|
|
return i;
|
|
for(i=start;i<(int)text.length();i++) // ok, the line is to long
|
|
if(text[i].isSpace())
|
|
break;
|
|
return i;
|
|
}
|
|
|
|
|
|
void appendTextWPrefix(TQString &result, const TQString &text, int wrapAt, const TQString &prefix)
|
|
{
|
|
TQString txt=text;
|
|
int breakPos;
|
|
|
|
while(!txt.isEmpty()) {
|
|
|
|
if((int)(prefix.length()+txt.length()) > wrapAt) {
|
|
breakPos=findBreakPos(txt,wrapAt-prefix.length());
|
|
result+=(prefix+txt.left(breakPos)+"\n");
|
|
txt.remove(0,breakPos+1);
|
|
} else {
|
|
result+=(prefix+txt+"\n");
|
|
txt=TQString();
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
TQString KNHelper::rewrapStringList(TQStringList text, int wrapAt, TQChar quoteChar, bool stopAtSig, bool alwaysSpace)
|
|
{
|
|
TQString quoted, lastPrefix, thisPrefix, leftover, thisLine;
|
|
int breakPos;
|
|
|
|
for(TQStringList::Iterator line=text.begin(); line!=text.end(); ++line) {
|
|
|
|
if(stopAtSig && (*line)=="-- ")
|
|
break;
|
|
|
|
thisLine=(*line);
|
|
if (!alwaysSpace && (thisLine[0]==quoteChar))
|
|
thisLine.prepend(quoteChar); // second quote level without space
|
|
else
|
|
thisLine.prepend(TQString(quoteChar)+' ');
|
|
|
|
thisPrefix=TQString();
|
|
TQChar c;
|
|
for(int idx=0; idx<(int)(thisLine.length()); idx++) {
|
|
c=thisLine.at(idx);
|
|
if( (c==' ') ||
|
|
(c==quoteChar) || (c=='>') ||(c=='|') || (c==':') || (c=='#') || (c=='[') || (c=='{'))
|
|
thisPrefix.append(c);
|
|
else
|
|
break;
|
|
}
|
|
|
|
thisLine.remove(0,thisPrefix.length());
|
|
thisLine = thisLine.stripWhiteSpace();
|
|
|
|
if(!leftover.isEmpty()) { // don't break paragraphs, tables and quote levels
|
|
if(thisLine.isEmpty() || (thisPrefix!=lastPrefix) || thisLine.tqcontains(" ") || thisLine.tqcontains('\t'))
|
|
appendTextWPrefix(quoted, leftover, wrapAt, lastPrefix);
|
|
else
|
|
thisLine.prepend(leftover+" ");
|
|
leftover=TQString();
|
|
}
|
|
|
|
if((int)(thisPrefix.length()+thisLine.length()) > wrapAt) {
|
|
breakPos=findBreakPos(thisLine,wrapAt-thisPrefix.length());
|
|
if(breakPos < (int)(thisLine.length())) {
|
|
leftover=thisLine.right(thisLine.length()-breakPos-1);
|
|
thisLine.truncate(breakPos);
|
|
}
|
|
}
|
|
|
|
quoted+=thisPrefix+thisLine+"\n";
|
|
lastPrefix=thisPrefix;
|
|
}
|
|
|
|
if (!leftover.isEmpty())
|
|
appendTextWPrefix(quoted, leftover, wrapAt, lastPrefix);
|
|
|
|
return quoted;
|
|
}
|
|
|
|
// **** misc. message-boxes **********************************************************
|
|
|
|
void KNHelper::displayInternalFileError(TQWidget *w)
|
|
{
|
|
KMessageBox::error((w!=0)? w : knGlobals.topWidget, i18n("Unable to load/save configuration.\nWrong permissions on home folder?\nYou should close KNode now to avoid data loss."));
|
|
}
|
|
|
|
|
|
void KNHelper::displayExternalFileError(TQWidget *w)
|
|
{
|
|
KMessageBox::error((w!=0)? w : knGlobals.topWidget, i18n("Unable to load/save file."));
|
|
}
|
|
|
|
|
|
void KNHelper::displayRemoteFileError(TQWidget *w)
|
|
{
|
|
KMessageBox::error((w!=0)? w : knGlobals.topWidget, i18n("Unable to save remote file."));
|
|
}
|
|
|
|
|
|
void KNHelper::displayTempFileError(TQWidget *w)
|
|
{
|
|
KMessageBox::error((w!=0)? w : knGlobals.topWidget, i18n("Unable to create temporary file."));
|
|
}
|