Improve Metadata parsing

Check the filename for the common pattern <actors - title - date>. If
found, parse it and apply the result to the appropriate widgets.

1 files changed, 22 insertions, 1 deletions

diff --git a/movieinfopage.cpp b/movieinfopage.cpp
index ae77d00..4b02b05 100644
--- a/movieinfopage.cpp
+++ b/movieinfopage.cpp
@@ -232,10 +232,31 @@ void MovieInfoPage::extractMetadata(){
             fn.replace(".mkv", "");
             fn.replace(".mp4", "");
             fn.replace(".", " ");
-            mSubtitle->setText(fn);
+            if(!extractFromTitle(fn)){
+                mSubtitle->setText(fn);
+            }
+        }
+    }
+}
 
+bool MovieInfoPage::extractFromTitle(const QString &title){
+    QString curTitle = title;
+    static QRegularExpression removals("\\(4[kK]\\)");
+    static QRegularExpression titleRe("^(.*)?\\s?-\\s?(.*?)\\s+\\((\\d{4}-\\d{2}-\\d{2})\\)");
+    curTitle = curTitle.replace(removals, "");
+    QRegularExpressionMatch titleMatch = titleRe.match(curTitle);
+    if(titleMatch.hasMatch()){
+        QString subtitle = titleMatch.captured(2).simplified().toLower();
+        QDate created = QDate::fromString(titleMatch.captured(3), Qt::ISODate);
+        QStringList actors = titleMatch.captured(1).split('&');
+        for(const auto &a : std::as_const(actors)){
+            mPossbileActors.append(a.simplified().toLower());
         }
+        mSubtitle->setText(subtitle);
+        mCreationDate->setDate(created);
+        return true;
     }
+    return false;
 }
 
 void MovieInfoPage::addOld(){