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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commitbcb704366cb5e333a626c18c308c7e0448a8e69f (patch)
treef0d6ab7d78ecdd9207cf46536376b44b91a1ca71 /kpf/src/Resource.cpp
downloadtdenetwork-bcb704366cb5e333a626c18c308c7e0448a8e69f.tar.gz
tdenetwork-bcb704366cb5e333a626c18c308c7e0448a8e69f.zip
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/kdenetwork@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'kpf/src/Resource.cpp')
-rw-r--r--kpf/src/Resource.cpp346
1 files changed, 346 insertions, 0 deletions
diff --git a/kpf/src/Resource.cpp b/kpf/src/Resource.cpp
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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 <qdir.h>
+#include <qfile.h>
+#include <qfileinfo.h>
+#include <qregexp.h>
+#include <kglobal.h>
+
+#include <kmimetype.h>
+
+#include "Utils.h"
+#include "Defines.h"
+#include "Resource.h"
+#include "DirectoryLister.h"
+
+namespace KPF
+{
+ enum FileType { Dir, File };
+
+ class Resource::Private
+ {
+ public:
+
+ Private()
+ : size(0),
+ sizeCalculated(false),
+ offset(0)
+ {
+ }
+
+ QString root;
+ FileType fileType;
+ QString path;
+ QFile file;
+ QFileInfo fileInfo;
+ QDir dir;
+ uint size;
+ bool sizeCalculated;
+ uint offset;
+
+ QByteArray html;
+ };
+
+ Resource::Resource()
+ {
+ d = new Private;
+ }
+
+ Resource::~Resource()
+ {
+ delete d;
+ d = 0;
+ }
+
+ void
+ Resource::setPath(const QString & root, const QString & relativePath)
+ {
+ kpfDebug << "setPath(`" << root << "',`" << relativePath << "'" << endl;
+
+ d->root = root;
+ d->path = relativePath;
+ d->size = 0;
+ d->offset = 0;
+ d->sizeCalculated = false;
+
+ d->file.close();
+
+ // Fix root if it doesn't have a trailing slash.
+
+ if ('/' != d->root.at(d->root.length() - 1))
+ d->root += '/';
+
+ if (d->path.right(1) == "/")
+ {
+ // A directory was requested
+ kpfDebug << "Directory requested" << endl;
+
+ // Does the path actually point to a directory ?
+
+ if (QFileInfo(d->root + d->path).isDir())
+ {
+ kpfDebug << "Path points to directory" << endl;
+
+ // Does an index.html exist in that directory ?
+
+ if (QFileInfo(d->root + d->path + "index.html").exists())
+ {
+ kpfDebug << "Found index.html" << endl;
+
+ // Ok, add `index.html'.
+
+ d->path += "index.html";
+ }
+ else
+ {
+ kpfDebug << "NOT Found index.html" << endl;
+ }
+
+ }
+ else
+ {
+ kpfDebug << "NOT Path points to directory" << endl;
+ }
+ }
+ else
+ {
+ kpfDebug << "NOT Directory requested" << endl;
+ }
+
+ kpfDebug << "QFileInfo::setFile(`" << d->root << "' + `" << d->path << "'" << endl;
+ d->fileInfo.setFile(d->root + d->path);
+ }
+
+ bool
+ Resource::open()
+ {
+ if (!d->fileInfo.exists())
+ {
+ kpfDebug << "File doesn't exist" << endl;
+ return false;
+ }
+
+ if (d->fileInfo.isDir())
+ {
+ d->fileType = Dir;
+ d->dir.setPath(d->root + d->path);
+
+ if (!d->dir.isReadable())
+ {
+ kpfDebug << "Dir isn't readable" << endl;
+ return false;
+ }
+ else
+ {
+ generateHTML();
+ }
+ }
+ else
+ {
+ d->fileType = File;
+ d->file.setName(d->root + d->path);
+
+ if (!d->file.open(IO_ReadOnly))
+ {
+ kpfDebug << "File isn't readable" << endl;
+ return false;
+ }
+ }
+
+ calculateSize();
+ return true;
+ }
+
+ void
+ Resource::close()
+ {
+ if (File == d->fileType)
+ d->file.close();
+ }
+
+ bool
+ Resource::seek(int pos)
+ {
+ if (File == d->fileType)
+ {
+ return d->file.at(pos);
+ }
+ else
+ {
+ // TODO STUB
+ return false;
+ }
+ }
+
+ int
+ Resource::readBlock(char * data, uint maxlen)
+ {
+ int bytesRead(0);
+
+ if (File == d->fileType)
+ {
+ bytesRead = d->file.readBlock(data, maxlen);
+ }
+ else
+ {
+ if (d->offset < d->size)
+ {
+ uint bytesAvailable = QMIN(maxlen, d->size - d->offset);
+
+ memcpy(data, d->html.data() + d->offset, bytesAvailable);
+
+ d->offset += bytesAvailable;
+
+ return bytesAvailable;
+ }
+ else
+ {
+ // Else bytesRead is still 0, because the read was out of bounds.
+
+ kpfDebug << "Out of bounds in html" << endl;
+ }
+ }
+
+ return bytesRead;
+ }
+
+ uint
+ Resource::size() const
+ {
+ return d->size;
+ }
+
+ int
+ Resource::at() const
+ {
+ return d->offset;
+ }
+
+ bool
+ Resource::atEnd() const
+ {
+ if (File == d->fileType)
+ {
+ return d->file.atEnd();
+ }
+ else
+ {
+ return d->offset >= d->size;
+ }
+ }
+
+ void
+ Resource::calculateSize()
+ {
+ if (File == d->fileType)
+ {
+ d->size = d->fileInfo.size();
+ }
+ else
+ {
+ d->size = d->html.size() - 1;
+ }
+ }
+
+
+ bool
+ Resource::readable() const
+ {
+ return d->fileInfo.isReadable();
+ }
+
+ QDateTime
+ Resource::lastModified() const
+ {
+ return d->fileInfo.lastModified();
+ }
+
+ bool
+ Resource::exists() const
+ {
+ bool b = d->fileInfo.exists();
+
+ if (!b)
+ {
+ kpfDebug << "File doesn't exist" << endl;
+ }
+
+ return b;
+ }
+
+ bool
+ Resource::symlink() const
+ {
+ if (d->fileInfo.isSymLink())
+ return true;
+
+ QString path(d->fileInfo.dirPath());
+
+ QStringList l(QStringList::split('/', path));
+
+ QString testPath;
+
+ for (QStringList::ConstIterator it(l.begin()); it != l.end(); ++it)
+ {
+ testPath += '/';
+ testPath += *it;
+
+ if (QFileInfo(testPath).isSymLink())
+ return true;
+ }
+
+ return false;
+ }
+
+ bool
+ Resource::seekable() const
+ {
+ return !(d->fileInfo.isDir());
+ }
+
+ QString
+ Resource::mimeType() const
+ {
+ if (d->fileInfo.isDir())
+ return "text/html; charset=utf-8";
+ return KMimeType::findByPath( d->root + d->path )->name();
+ }
+
+ void
+ Resource::generateHTML()
+ {
+ d->html = DirectoryLister::instance()->html(d->root, d->path);
+ }
+
+ void
+ Resource::clear()
+ {
+ delete d;
+ d = new Private;
+ }
+
+} // End namespace KPF
+
+// vim:ts=2:sw=2:tw=78:et