diff options
| -rw-r--r-- | tools/assistant/lib/qhelp_global.cpp | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/tools/assistant/lib/qhelp_global.cpp b/tools/assistant/lib/qhelp_global.cpp index 980de27..aa9f0dd 100644 --- a/tools/assistant/lib/qhelp_global.cpp +++ b/tools/assistant/lib/qhelp_global.cpp @@ -86,17 +86,17 @@ QString QHelpGlobal::codecFromData(const QByteArray &data) QString QHelpGlobal::codecFromHtmlData(const QByteArray &data) { - QString content = QString::fromUtf8(data.constData(), data.size()); - int start = content.indexOf(QLatin1String("<meta"), 0, Qt::CaseInsensitive); + QString head = QString::fromUtf8(data.constData(), qMin(1000, data.size())); + int start = head.indexOf(QLatin1String("<meta"), 0, Qt::CaseInsensitive); if (start > 0) { int end; QRegExp r(QLatin1String("charset=([^\"\\s]+)")); while (start != -1) { - end = content.indexOf(QLatin1Char('>'), start) + 1; - const QString &meta = content.mid(start, end - start).toLower(); + end = head.indexOf(QLatin1Char('>'), start) + 1; + const QString &meta = head.mid(start, end - start).toLower(); if (r.indexIn(meta) != -1) return r.cap(1); - start = content.indexOf(QLatin1String("<meta"), end, + start = head.indexOf(QLatin1String("<meta"), end, Qt::CaseInsensitive); } } @@ -105,8 +105,8 @@ QString QHelpGlobal::codecFromHtmlData(const QByteArray &data) QString QHelpGlobal::codecFromXmlData(const QByteArray &data) { - QString content = QString::fromUtf8(data.constData(), data.size()); + QString head = QString::fromUtf8(data.constData(), qMin(1000, data.size())); const QRegExp encodingExp(QLatin1String("^\\s*<\\?xml version=" "\"\\d\\.\\d\" encoding=\"([^\"]+)\"\\?>.*")); - return encodingExp.exactMatch(content) ? encodingExp.cap(1) : QString(); + return encodingExp.exactMatch(head) ? encodingExp.cap(1) : QString(); } |