5 #include <boost/lexical_cast.hpp>
6 #include <boost/algorithm/string.hpp>
15 const std::wstring& lhs;
17 explicit param_comparer(const std::wstring& p) : lhs(p) {}
18 bool operator()(const std::wstring& rhs) { return boost::iequals(lhs, rhs); }
22 bool contains_param(const std::wstring& name, C&& params)
24 return std::find_if(params.begin(), params.end(), param_comparer(name)) != params.end();
28 void replace_placeholders(const std::wstring& placeholder, const std::wstring& replacement, C&& params)
30 for (auto& param : params)
31 boost::ireplace_all(param, placeholder, replacement);
34 static std::vector<std::wstring> protocol_split(const std::wstring& s)
36 std::vector<std::wstring> result;
39 if ((pos = s.find(L"://")) != std::wstring::npos)
41 result.push_back(s.substr(0, pos));
42 result.push_back(s.substr(pos + 3));
46 result.push_back(L"");
53 template<typename T, typename C>
54 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())
56 auto it = std::find_if(std::begin(params), std::end(params), param_comparer(name));
57 if(it == params.end())
62 if(++it == params.end())
63 throw std::out_of_range("");
65 return boost::lexical_cast<typename std::decay<T>::type>(*it);
69 CASPAR_THROW_EXCEPTION(user_error() << msg_info(L"Failed to parse param " + name) << nested_exception(std::current_exception()));
74 std::wstring get_param(const std::wstring& name, C&& params, const std::wstring& fail_value = L"")
76 auto it = std::find_if(std::begin(params), std::end(params), param_comparer(name));
77 if(it == params.end())
82 if(++it == params.end())
83 throw std::out_of_range("");
89 CASPAR_THROW_EXCEPTION(user_error() << msg_info(L"Failed to parse param " + name) << nested_exception(std::current_exception()));