From 78756efdbadc5fca9601e5be9bca7b4cb7c624b8 Mon Sep 17 00:00:00 2001 From: "Robert C. Helling" Date: Thu, 15 Dec 2016 14:31:20 +0100 Subject: [PATCH] Fix picture hashing logic for pictures on the web. To: subsurface@subsurface-divelog.org Signed-off-by: Robert C. Helling --- core/imagedownloader.cpp | 2 ++ core/qthelper.cpp | 6 +++++- 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/core/imagedownloader.cpp b/core/imagedownloader.cpp index d4dd859..16c48a0 100644 --- a/core/imagedownloader.cpp +++ b/core/imagedownloader.cpp @@ -100,6 +100,8 @@ SHashedImage::SHashedImage(struct picture *picture) : QImage() // This did not load anything. Let's try to get the image from other sources // Let's try to load it locally via its hash QString filename = fileFromHash(picture->hash); + if (filename.isNull()) + filename = QString(picture->filename); if (filename.isNull()) { // That didn't produce a local filename. // Try the cloud server diff --git a/core/qthelper.cpp b/core/qthelper.cpp index e0a5b15..c9763ac 100644 --- a/core/qthelper.cpp +++ b/core/qthelper.cpp @@ -1075,6 +1075,8 @@ QByteArray hashFile(const QString filename) void learnHash(struct picture *picture, QByteArray hash) { + if (hash.isNull()) + return; if (picture->hash) free(picture->hash); QMutexLocker locker(&hashOfMutex); @@ -1100,6 +1102,8 @@ QString localFilePath(const QString originalFilename) QString fileFromHash(char *hash) { + if (!hash || !*hash) + return ""; QMutexLocker locker(&hashOfMutex); return localFilenameOf[QByteArray::fromHex(hash)]; @@ -1120,7 +1124,7 @@ void hashPicture(struct picture *picture) if (!picture) return; char *oldHash = copy_string(picture->hash); - learnHash(picture, hashFile(QString(picture->filename))); + learnHash(picture, hashFile(localFilePath(picture->filename))); if (!same_string(picture->hash, "") && !same_string(picture->hash, oldHash)) mark_divelist_changed((true)); free(oldHash); -- 2.10.1 (Apple Git-78)