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Zentino 2024-12-18 03:10:27 +08:00
commit 3c37670592
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1 changed files with 39 additions and 40 deletions
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79
src/gui/rss/rsswidget.cpp
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@ -57,8 +57,47 @@
namespace namespace
{ {
void convertRelativeUrlToAbsolute(QString &html, const QString &baseUrl); void convertRelativeUrlToAbsolute(QString &html, const QString &baseUrl);
void convertRelativeUrlToAbsolute(QString &html, const QString &baseUrl)
{
const QRegularExpression rx {uR"(((<a\s+[^>]*?href|<img\s+[^>]*?src)\s*=\s*["'])((https?|ftp):)?(\/\/[^\/]*)?(\/?[^\/"].*?)(["']))"_s
, QRegularExpression::CaseInsensitiveOption};
const QString normalizedBaseUrl = baseUrl.endsWith(u'/') ? baseUrl : baseUrl + u'/';
const QUrl url {normalizedBaseUrl};
const QString defaultScheme = url.scheme();
QRegularExpressionMatchIterator iter = rx.globalMatch(html);
while (iter.hasNext())
{
const QRegularExpressionMatch match = iter.next();
const QString scheme = match.captured(4);
const QString host = match.captured(5);
if (!scheme.isEmpty())
{
if (host.isEmpty())
break; // invalid URL, should never happen
// already absolute URL
continue;
}
QString relativePath = match.captured(6);
if (relativePath.startsWith(u'/'))
relativePath = relativePath.mid(1);
const QString absoluteUrl = !host.isEmpty()
? QString(defaultScheme + u":" + host) : QString(normalizedBaseUrl + relativePath);
const QString fullMatch = match.captured(0);
const QString prefix = match.captured(1);
const QString suffix = match.captured(7);
html.replace(fullMatch, (prefix + absoluteUrl + suffix));
}
}
} }
RSSWidget::RSSWidget(IGUIApplication *app, QWidget *parent) RSSWidget::RSSWidget(IGUIApplication *app, QWidget *parent)
: GUIApplicationComponent(app, parent) : GUIApplicationComponent(app, parent)
, m_ui {new Ui::RSSWidget} , m_ui {new Ui::RSSWidget}
@ -623,43 +662,3 @@ void RSSWidget::renderArticle(const RSS::Article *article) const
html += u"</div>"; html += u"</div>";
m_ui->textBrowser->setHtml(html); m_ui->textBrowser->setHtml(html);
} }
namespace
{
void convertRelativeUrlToAbsolute(QString &html, const QString &baseUrl)
{
const QRegularExpression rx {uR"(((<a\s+[^>]*?href|<img\s+[^>]*?src)\s*=\s*["'])((https?|ftp):)?(\/\/[^\/]*)?(\/?[^\/"].*?)(["']))"_s
, QRegularExpression::CaseInsensitiveOption};
const QString normalizedBaseUrl = baseUrl.endsWith(u'/') ? baseUrl : baseUrl + u'/';
const QUrl url {normalizedBaseUrl};
const QString defaultScheme = url.scheme();
QRegularExpressionMatchIterator iter = rx.globalMatch(html);
while (iter.hasNext())
{
const QRegularExpressionMatch match = iter.next();
const QString scheme = match.captured(4);
const QString host = match.captured(5);
if (!scheme.isEmpty())
{
if (host.isEmpty())
break; // invalid URL, should never happen
// already absolute URL
continue;
}
QString relativePath = match.captured(6);
if (relativePath.startsWith(u'/'))
relativePath = relativePath.mid(1);
const QString absoluteUrl = !host.isEmpty()
? QString(defaultScheme + u":" + host) : QString(normalizedBaseUrl + relativePath);
const QString fullMatch = match.captured(0);
const QString prefix = match.captured(1);
const QString suffix = match.captured(7);
html.replace(fullMatch, (prefix + absoluteUrl + suffix));
}
}
}