1 files changed, 176 insertions, 0 deletions
diff --git a/kpf/src/ByteRange.cpp b/kpf/src/ByteRange.cpp
new file mode 100644
index 00000000..cdd0624b
--- /dev/null
+++ b/kpf/src/ByteRange.cpp
@@ -0,0 +1,176 @@
+/*
+  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