Fixed arch build

src/libs/services/database/impl/ScanSettings.cpp

@@ -67,7 +67,12 @@ std::vector<std::filesystem::path>
 ScanSettings::getAudioFileExtensions() const
 {
 	const auto extensions {StringUtils::splitString(_audioFileExtensions, " ")};
-	return std::vector<std::filesystem::path>(std::cbegin(extensions), std::cend(extensions));
+
+	std::vector<std::filesystem::path> res (std::cbegin(extensions), std::cend(extensions));
+	std::sort(std::begin(res), std::end(res));
+	res.erase(std::unique( std::begin(res), std::end(res)), std::end(res));
+
+	return res;
 }
 
 void

src/libs/services/scanner/impl/ScannerService.cpp

@@ -69,11 +69,11 @@ getNextFirstOfMonth(Wt::WDate current)
 }
 
 bool
-isFileSupported(const std::filesystem::path& file, const std::unordered_set<std::filesystem::path>& extensions)
+isFileSupported(const std::filesystem::path& file, const std::vector<std::filesystem::path>& extensions)
 {
 	const std::filesystem::path extension {StringUtils::stringToLower(file.extension().string())};
 
-	return (extensions.find(extension) != extensions.end());
+	return (std::find(std::cbegin(extensions), std::cend(extensions), extension) != std::cend(extensions));
 }
 
 bool
@@ -642,7 +642,7 @@ ScannerService::refreshScanSettings()
 	{
 		const auto fileExtensions {scanSettings->getAudioFileExtensions()};
 		_fileExtensions.clear();
-		std::transform(std::cbegin(fileExtensions), std::end(fileExtensions), std::inserter(_fileExtensions, std::begin(_fileExtensions)),
+		std::transform(std::cbegin(fileExtensions), std::end(fileExtensions), std::back_inserter(_fileExtensions),
 				[](const std::filesystem::path& extension) { return std::filesystem::path{ StringUtils::stringToLower(extension.string()) }; });
 	}
 	_mediaDirectory = scanSettings->getMediaDirectory();
@@ -896,7 +896,7 @@ ScannerService::scanMediaDirectory(const std::filesystem::path& mediaDirectory,
 
 // Check if a file exists and is still in a media directory
 static bool
-checkFile(const std::filesystem::path& p, const std::filesystem::path& mediaDirectory, const std::unordered_set<std::filesystem::path>& extensions)
+checkFile(const std::filesystem::path& p, const std::filesystem::path& mediaDirectory, const std::vector<std::filesystem::path>& extensions)
 {
 	try
 	{

src/libs/services/scanner/impl/ScannerService.hpp

@@ -22,7 +22,7 @@
 #include <chrono>
 #include <shared_mutex>
 #include <optional>
-#include <unordered_set>
+#include <vector>
 
 #include <Wt/WDateTime.h>
 #include <Wt/WIOService.h>
@@ -114,7 +114,7 @@ namespace Scanner
 			std::size_t				_scanVersion {};
 			Wt::WTime				_startTime;
 			Database::ScanSettings::UpdatePeriod 	_updatePeriod {Database::ScanSettings::UpdatePeriod::Never};
-			std::unordered_set<std::filesystem::path>		_fileExtensions;
+			std::vector<std::filesystem::path>		_fileExtensions;
 			std::filesystem::path					_mediaDirectory;
 			Database::ScanSettings::RecommendationEngineType _recommendationServiceType;
 	};

src/libs/utils/include/utils/Path.hpp

@@ -38,11 +38,3 @@ Wt::WDateTime getLastWriteTime(const std::filesystem::path& dir);
 // returns false if aborted by user
 bool exploreFilesRecursive(const std::filesystem::path& directory, std::function<bool(std::error_code, const std::filesystem::path&)> cb, const std::filesystem::path& excludeDirFileName = {});
 
-namespace std
-{
-	template <>
-	struct hash<std::filesystem::path>
-	{
-		inline std::size_t operator()(const std::filesystem::path &path) const { return hash_value(path); }
-	};
-}