-#pragma once\r
-\r
-#include "except.h"\r
-\r
-#include <boost/lexical_cast.hpp>\r
-\r
-#include <type_traits>\r
-#include <string>\r
-\r
-namespace caspar {\r
- \r
-template<typename T, typename C>\r
-typename std::enable_if<!std::is_convertible<T, std::wstring>::value, typename std::decay<T>::type>::type get_param(const std::wstring& name, C&& params, T fail_value = T())\r
-{ \r
- auto it = std::find(std::begin(params), std::end(params), name);\r
- if(it == params.end()) \r
- return fail_value;\r
- \r
- try\r
- {\r
- if(++it == params.end())\r
- throw std::out_of_range("");\r
-\r
- return boost::lexical_cast<std::decay<T>::type>(*it);\r
- }\r
- catch(...)\r
- { \r
- CASPAR_THROW_EXCEPTION(invalid_argument() << msg_info("Failed to parse param.") << arg_name_info(name) << nested_exception(std::current_exception()));\r
- }\r
-}\r
-\r
-template<typename C>\r
-std::wstring get_param(const std::wstring& name, C&& params, const std::wstring& fail_value = L"")\r
-{ \r
- auto it = std::find(std::begin(params), std::end(params), name);\r
- if(it == params.end()) \r
- return fail_value;\r
- \r
- try\r
- {\r
- if(++it == params.end())\r
- throw std::out_of_range("");\r
-\r
- return *it; \r
- }\r
- catch(...)\r
- { \r
- CASPAR_THROW_EXCEPTION(invalid_argument() << msg_info("Failed to parse param.") << arg_name_info(name) << nested_exception(std::current_exception()));\r
- }\r
-}\r
-\r
-}
\ No newline at end of file
+#pragma once
+
+#include "except.h"
+
+#include <boost/lexical_cast.hpp>
+#include <boost/algorithm/string.hpp>
+
+#include <type_traits>
+#include <string>
+
+namespace caspar {
+
+class param_comparer
+{
+ const std::wstring& lhs;
+public:
+ explicit param_comparer(const std::wstring& p) : lhs(p) {}
+ bool operator()(const std::wstring& rhs) { return boost::iequals(lhs, rhs); }
+};
+
+template<typename C>
+bool contains_param(const std::wstring& name, C&& params)
+{
+ return std::find_if(params.begin(), params.end(), param_comparer(name)) != params.end();
+}
+
+template<typename C>
+void replace_placeholders(const std::wstring& placeholder, const std::wstring& replacement, C&& params)
+{
+ for (auto& param : params)
+ boost::ireplace_all(param, placeholder, replacement);
+}
+
+static std::vector<std::wstring> protocol_split(const std::wstring& s)
+{
+ std::vector<std::wstring> result;
+ size_t pos;
+
+ if ((pos = s.find(L"://")) != std::wstring::npos)
+ {
+ result.push_back(s.substr(0, pos));
+ result.push_back(s.substr(pos + 3));
+ }
+ else
+ {
+ result.push_back(L"");
+ result.push_back(s);
+ }
+
+ return result;
+}
+
+template<typename T, typename C>
+typename std::enable_if<!std::is_convertible<T, std::wstring>::value, typename std::decay<T>::type>::type get_param(const std::wstring& name, C&& params, T fail_value = T())
+{
+ auto it = std::find_if(std::begin(params), std::end(params), param_comparer(name));
+ if(it == params.end())
+ return fail_value;
+
+ try
+ {
+ if(++it == params.end())
+ throw std::out_of_range("");
+
+ return boost::lexical_cast<typename std::decay<T>::type>(*it);
+ }
+ catch(...)
+ {
+ CASPAR_THROW_EXCEPTION(user_error() << msg_info(L"Failed to parse param " + name) << nested_exception(std::current_exception()));
+ }
+}
+
+template<typename C>
+std::wstring get_param(const std::wstring& name, C&& params, const std::wstring& fail_value = L"")
+{
+ auto it = std::find_if(std::begin(params), std::end(params), param_comparer(name));
+ if(it == params.end())
+ return fail_value;
+
+ try
+ {
+ if(++it == params.end())
+ throw std::out_of_range("");
+
+ return *it;
+ }
+ catch(...)
+ {
+ CASPAR_THROW_EXCEPTION(user_error() << msg_info(L"Failed to parse param " + name) << nested_exception(std::current_exception()));
+ }
+}
+
+}