From 5393b8b0d9c59ba5d2399a8532d5277b89eda318 Mon Sep 17 00:00:00 2001
From: uclaros <uclaros@gmail.com>
Date: Fri, 26 Aug 2022 11:09:40 +0300
Subject: [PATCH] make searching for headers case insensitive

---
 src/core/pointcloud/qgslazinfo.cpp | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/core/pointcloud/qgslazinfo.cpp b/src/core/pointcloud/qgslazinfo.cpp
index c162d40efe4..bf6064c97e2 100644
--- a/src/core/pointcloud/qgslazinfo.cpp
+++ b/src/core/pointcloud/qgslazinfo.cpp
@@ -355,7 +355,17 @@ bool QgsLazInfo::supportsRangeQueries( QUrl &url )
   QgsBlockingNetworkRequest req;
   QgsBlockingNetworkRequest::ErrorCode errCode = req.head( nr );
   QgsNetworkReplyContent reply = req.reply();
+  const QList<QgsNetworkReplyContent::RawHeaderPair> pairs = reply.rawHeaderPairs();
+  bool acceptsRanges = false;
+  for ( const auto &pair : pairs )
+  {
+    if ( QString::fromLocal8Bit( pair.first ).compare( QStringLiteral( "Accept-Ranges" ), Qt::CaseInsensitive ) == 0 &&
+         QString::fromLocal8Bit( pair.second ).compare( QStringLiteral( "bytes" ), Qt::CaseInsensitive ) == 0 )
+    {
+      acceptsRanges = true;
+      break;
+    }
+  }
 
-  QString acceptRangesHeader = reply.rawHeader( QStringLiteral( "Accept-Ranges" ).toLocal8Bit() );
-  return errCode == QgsBlockingNetworkRequest::NoError && acceptRangesHeader.compare( QStringLiteral( "bytes" ), Qt::CaseSensitivity::CaseInsensitive ) == 0;
+  return errCode == QgsBlockingNetworkRequest::NoError && acceptsRanges;
 }