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/*
KPF - Public fileserver for KDE
Copyright 2001 Rik Hemsley (rikkus) <rik@kde.org>
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to
deal in the Software without restriction, including without limitation the
rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
sell copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <qstringlist.h>
#include "Defines.h"
#include "ByteRange.h"
namespace KPF
{
ByteRange::ByteRange()
: first_ (0L),
last_ (0L),
haveLast_ (false)
{
// Empty.
}
ByteRange::ByteRange(ulong first)
: first_ (first),
last_ (0L),
haveLast_ (false)
{
// Empty.
}
ByteRange::ByteRange(ulong first, ulong last)
: first_ (first),
last_ (last),
haveLast_ (true)
{
}
ulong
ByteRange::first() const
{
return first_;
}
ulong
ByteRange::last() const
{
return last_;
}
bool
ByteRange::haveLast() const
{
return haveLast_;
}
void
ByteRange::setFirst(ulong l)
{
first_ = l;
}
void
ByteRange::setLast(ulong l)
{
last_ = l;
haveLast_ = true;
}
bool
ByteRange::valid() const
{
return haveLast_ ? (first_ < last_) : true;
}
void
ByteRange::clear()
{
first_ = last_ = 0L;
haveLast_ = false;
}
ByteRangeList::ByteRangeList()
{
// Empty.
}
ByteRangeList::ByteRangeList(const QString & _s, float /* protocol */)
{
kpfDebug << "ByteRangeList parsing `" << _s << "'" << endl;
// Hey, parsing time :)
QString s(_s);
if ("bytes=" == s.left(6))
{
s.remove(0, 6);
s = s.stripWhiteSpace();
}
QStringList byteRangeSpecList(QStringList::split(',', s));
QStringList::ConstIterator it;
for (it = byteRangeSpecList.begin(); it != byteRangeSpecList.end(); ++it)
addByteRange(*it);
}
void
ByteRangeList::addByteRange(const QString & s)
{
kpfDebug << "addByteRange(" << s << ")" << endl;
int dashPos = s.find('-');
if (-1 == dashPos)
{
kpfDebug << "No dash" << endl;
return;
}
QString firstByte(s.left(dashPos).stripWhiteSpace());
QString lastByte(s.mid(dashPos + 1).stripWhiteSpace());
ulong first;
if (firstByte.isEmpty())
first = 0L;
else
first = firstByte.toULong();
ulong last;
bool haveLast = !lastByte.isEmpty();
if (haveLast)
last = lastByte.toULong();
else
last = 0L;
if (haveLast)
{
if (first < last)
{
kpfDebug << "range: " << first << "d - " << last << "d" << endl;
append(ByteRange(first, last));
}
}
else
{
kpfDebug << "range: " << first << "d - end" << endl;
append(ByteRange(first));
}
}
} // End namespace KPF
// vim:ts=2:sw=2:tw=78:et
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