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108 lines
4.1 KiB
108 lines
4.1 KiB
/*************************************************************************** |
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* Copyright (C) 2004-2007 by Georgy Yunaev, gyunaev@ulduzsoft.com * |
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* Please do not use email address above for bug reports; see * |
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* the README file * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* This program is distributed in the hope that it will be useful, * |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the * |
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* Free Software Foundation, Inc., * |
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * |
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***************************************************************************/ |
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#include <QDir> |
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#include <QRegularExpression> |
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#include <QString> |
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namespace LCHMUrlFactory |
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{ |
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static inline bool isRemoteURL(const QString &url, QString &protocol) |
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{ |
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// Check whether the URL is external |
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QRegularExpression uriregex(QStringLiteral("^(\\w+):\\/\\/")); |
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QRegularExpressionMatch match; |
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// mailto: can also have different format, so handle it |
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if (url.startsWith(QLatin1String("mailto:"))) { |
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protocol = QStringLiteral("mailto"); |
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return true; |
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} else if ((match = uriregex.match(url)).hasMatch()) { |
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const QString proto = match.captured(1).toLower(); |
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// Filter the URLs which need to be opened by a browser |
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if (proto == QLatin1String("http") || proto == QLatin1String("ftp") || proto == QLatin1String("mailto") || proto == QLatin1String("news")) { |
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protocol = proto; |
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return true; |
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} |
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} |
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return false; |
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} |
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// Some JS urls start with javascript:// |
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static inline bool isJavascriptURL(const QString &url) |
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{ |
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return url.startsWith(QLatin1String("javascript://")); |
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} |
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// Parse urls like "ms-its:file name.chm::/topic.htm" |
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static inline bool isNewChmURL(const QString &url, QString &chmfile, QString &page) |
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{ |
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QRegularExpression uriregex(QStringLiteral("^ms-its:(.*)::(.*)$")); |
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uriregex.setPatternOptions(QRegularExpression::CaseInsensitiveOption); |
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QRegularExpressionMatch match = uriregex.match(url); |
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if (match.hasMatch()) { |
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chmfile = match.captured(1); |
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page = match.captured(2); |
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return true; |
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} |
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return false; |
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} |
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static inline QString makeURLabsoluteIfNeeded(const QString &url) |
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{ |
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QString p1, p2, newurl = url; |
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if (!isRemoteURL(url, p1) && !isJavascriptURL(url) && !isNewChmURL(url, p1, p2)) { |
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newurl = QDir::cleanPath(url); |
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// Normalize url, so it becomes absolute |
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if (newurl[0] != QLatin1Char('/')) |
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newurl = QLatin1Char('/') + newurl; |
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} |
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// qDebug ("makeURLabsolute (%s) -> (%s)", url.ascii(), newurl.ascii()); |
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return newurl; |
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} |
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// Returns a special string, which allows the kio-slave, or viewwindow-browser interaction |
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// to recognize our own internal urls, which is necessary to show image-only pages. |
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static inline QString getInternalUriExtension() |
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{ |
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return QStringLiteral(".KCHMVIEWER_SPECIAL_HANDLER"); |
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} |
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static inline bool handleFileType(const QString &link, QString &generated) |
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{ |
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QString intext = getInternalUriExtension(); |
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if (!link.endsWith(intext)) |
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return false; |
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QString filelink = link.left(link.length() - intext.length()); |
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generated = QStringLiteral("<html><body><img src=\"") + filelink + QStringLiteral("\"></body></html>"); |
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return true; |
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} |
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}
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