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constrain the length of the inserted image file

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Le Tan 2017-07-02 17:52:11 +08:00
parent c48d646a55
commit a802222b06
1 changed files with 8 additions and 1 deletions
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9
src/utils/vutils.cpp
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@ -105,7 +105,13 @@ QString VUtils::generateImageFileName(const QString &path, const QString &title,
Q_ASSERT(!title.isEmpty());
QRegExp regExp("\\W");
QString baseName(title.toLower());
// Remove non-character chars.
baseName.remove(regExp);
// Constrain the length of the name.
baseName.truncate(10);
baseName.prepend('_');
// Add current time and random number to make the name be most likely unique
@ -116,11 +122,12 @@ QString VUtils::generateImageFileName(const QString &path, const QString &title,
QString filePath = QDir(path).filePath(imageName);
int index = 1;
while (QFile(filePath).exists()) {
while (QFileInfo::exists(filePath)) {
imageName = QString("%1_%2.%3").arg(baseName).arg(index++)
.arg(format.toLower());
filePath = QDir(path).filePath(imageName);
}
return imageName;
}