UI: Add timeout parameter to RemoteTextThread

Allows specifying a timeout for the operation.

UI/remote-text.cpp

@@ -71,6 +71,10 @@ void RemoteTextThread::run()
 		curl_easy_setopt(curl.get(), CURLOPT_WRITEDATA,
 				&str);
 
+		if (timeoutSec)
+			curl_easy_setopt(curl.get(), CURLOPT_TIMEOUT,
+					timeoutSec);
+
 #if LIBCURL_VERSION_NUM >= 0x072400
 		// A lot of servers don't yet support ALPN
 		curl_easy_setopt(curl.get(), CURLOPT_SSL_ENABLE_ALPN, 0);
@@ -118,7 +122,8 @@ bool GetRemoteFile(
 	const char *contentType,
 	const char *postData,
 	std::vector<std::string> extraHeaders,
-	std::string *signature)
+	std::string *signature,
+	int timeoutSec)
 {
 	vector<string> header_in_list;
 	char error_in[CURL_ERROR_SIZE];
@@ -166,6 +171,10 @@ bool GetRemoteFile(
 					&header_in_list);
 		}
 
+		if (timeoutSec)
+			curl_easy_setopt(curl.get(), CURLOPT_TIMEOUT,
+					timeoutSec);
+
 #if LIBCURL_VERSION_NUM >= 0x072400
 		// A lot of servers don't yet support ALPN
 		curl_easy_setopt(curl.get(), CURLOPT_SSL_ENABLE_ALPN, 0);

UI/remote-text.hpp

@@ -28,6 +28,8 @@ class RemoteTextThread : public QThread {
 	std::string contentType;
 	std::string postData;
 
+	int timeoutSec = 0;
+
 	void run() override;
 
 signals:
@@ -37,8 +39,12 @@ public:
 	inline RemoteTextThread(
 			std::string url_,
 			std::string contentType_ = std::string(),
-			std::string postData_ = std::string())
-		: url(url_), contentType(contentType_), postData(postData_)
+			std::string postData_ = std::string(),
+			int timeoutSec_ = 0)
+		: url         (url_),
+		  contentType (contentType_),
+		  postData    (postData_),
+		  timeoutSec  (timeoutSec_)
 	{}
 };
 
@@ -50,4 +56,5 @@ bool GetRemoteFile(
 	const char *contentType = nullptr,
 	const char *postData = nullptr,
 	std::vector<std::string> extraHeaders = std::vector<std::string>(),
-	std::string *signature = nullptr);
+	std::string *signature = nullptr,
+	int timeoutSec = 0);