1 files changed, 237 insertions, 0 deletions
diff --git a/examples/webkit/webftpclient/ftpreply.cpp b/examples/webkit/webftpclient/ftpreply.cpp
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+++ b/examples/webkit/webftpclient/ftpreply.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QTextDocument>
+#include <QtNetwork>
+#include "ftpreply.h"
+
+//! [constructor]
+FtpReply::FtpReply(const QUrl &url)
+    : QNetworkReply()
+{
+    ftp = new QFtp(this);
+    connect(ftp, SIGNAL(listInfo(QUrlInfo)), this, SLOT(processListInfo(QUrlInfo)));
+    connect(ftp, SIGNAL(readyRead()), this, SLOT(processData()));
+    connect(ftp, SIGNAL(commandFinished(int, bool)), this, SLOT(processCommand(int, bool)));
+
+    offset = 0;
+    units = QStringList() << tr("bytes") << tr("K") << tr("M") << tr("G")
+                          << tr("Ti") << tr("Pi") << tr("Ei") << tr("Zi")
+                          << tr("Yi");
+
+    setUrl(url);
+    ftp->connectToHost(url.host());
+}
+//! [constructor]
+
+//! [process command]
+void FtpReply::processCommand(int, bool err)
+{
+    if (err) {
+        setError(ContentNotFoundError, tr("Unknown command"));
+        emit error(ContentNotFoundError);
+        return;
+    }
+
+    switch (ftp->currentCommand()) {
+    case QFtp::ConnectToHost:
+        ftp->login();
+        break;
+
+    case QFtp::Login:
+        ftp->list(url().path());
+        break;
+
+    case QFtp::List:
+        if (items.size() == 1)
+            ftp->get(url().path());
+        else
+            setListContent();
+        break;
+
+    case QFtp::Get:
+        setContent();
+
+    default:
+        ;
+    }
+}
+//! [process command]
+
+//! [process list info]
+void FtpReply::processListInfo(const QUrlInfo &urlInfo)
+{
+    items.append(urlInfo);
+}
+//! [process list info]
+
+//! [process data]
+void FtpReply::processData()
+{
+    content += ftp->readAll();
+}
+//! [process data]
+
+//! [set content]
+void FtpReply::setContent()
+{
+    open(ReadOnly | Unbuffered);
+    setHeader(QNetworkRequest::ContentLengthHeader, QVariant(content.size()));
+    emit readyRead();
+    emit finished();
+    ftp->close();
+}
+//! [set content]
+
+//! [set list content]
+void FtpReply::setListContent()
+{
+    QUrl u = url();
+    if (!u.path().endsWith("/"))
+        u.setPath(u.path() + "/");
+
+    QString base_url = url().toString();
+    QString base_path = u.path();
+
+    open(ReadOnly | Unbuffered);
+    QString content(
+        "<html>\n"
+        "<head>\n"
+        "  <title>" + Qt::escape(base_url) + "</title>\n"
+        "  <style type=\"text/css\">\n"
+        "  th { background-color: #aaaaaa; color: black }\n"
+        "  table { border: solid 1px #aaaaaa }\n"
+        "  tr.odd { background-color: #dddddd; color: black\n }\n"
+        "  tr.even { background-color: white; color: black\n }\n"
+        "  </style>\n"
+        "</head>\n\n"
+        "<body>\n"
+        "<h1>" + tr("Listing for %1").arg(base_path) + "</h1>\n\n"
+        "<table align=\"center\" cellspacing=\"0\" width=\"90%\">\n"
+        "<tr><th>Name</th><th>Size</th></tr>\n");
+
+    QUrl parent = u.resolved(QUrl(".."));
+
+    if (parent.isParentOf(u))
+
+        content += QString("<tr><td><strong><a href=\"" + parent.toString() + "\">"
+            + tr("Parent directory") + "</a></strong></td><td></td></tr>\n");
+
+    int i = 0;
+    foreach (const QUrlInfo &item, items) {
+
+        QUrl child = u.resolved(QUrl(item.name()));
+
+        if (i == 0)
+            content += QString("<tr class=\"odd\">");
+        else
+            content += QString("<tr class=\"even\">");
+
+        content += QString("<td><a href=\"" + child.toString() + "\">"
+                           + Qt::escape(item.name()) + "</a></td>");
+
+        qint64 size = item.size();
+        int unit = 0;
+        while (size) {
+            qint64 new_size = size/1024;
+            if (new_size && unit < units.size()) {
+                size = new_size;
+                unit += 1;
+            } else
+                break;
+        }
+
+        if (item.isFile())
+            content += QString("<td>" + QString::number(size) + " "
+                               + units[unit] + "</td></tr>\n");
+        else
+            content += QString("<td></td></tr>\n");
+
+        i = 1 - i;
+    }
+
+    content += QString("</table>\n"
+                       "</body>\n"
+                       "</html>\n");
+
+    this->content = content.toUtf8();
+
+    setHeader(QNetworkRequest::ContentTypeHeader, QVariant("text/html; charset=UTF-8"));
+    setHeader(QNetworkRequest::ContentLengthHeader, QVariant(this->content.size()));
+    emit readyRead();
+    emit finished();
+    ftp->close();
+}
+//! [set list content]
+
+// QIODevice methods
+
+//! [abort]
+void FtpReply::abort()
+{
+}
+//! [abort]
+
+//! [bytes available]
+qint64 FtpReply::bytesAvailable() const
+{
+    return content.size() - offset;
+}
+//! [bytes available]
+
+//! [is sequential]
+bool FtpReply::isSequential() const
+{
+    return true;
+}
+//! [is sequential]
+
+//! [read data]
+qint64 FtpReply::readData(char *data, qint64 maxSize)
+{
+    if (offset < content.size()) {
+        qint64 number = qMin(maxSize, content.size() - offset);
+        memcpy(data, content.constData() + offset, number);
+        offset += number;
+        return number;
+    } else
+        return -1;
+}
+//! [read data]