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108 lines
2.2 KiB
C++

#ifndef WEBCC_URL_H_
#define WEBCC_URL_H_
// A simplified implementation of URL (or URI).
#include <string>
#include <utility>
#include <vector>
#include "webcc/globals.h"
namespace webcc {
// -----------------------------------------------------------------------------
// URL query parameters.
class UrlQuery {
public:
typedef std::pair<std::string, std::string> Parameter;
typedef std::vector<Parameter> Parameters;
UrlQuery() = default;
// The query string should be key value pairs separated by '&'.
explicit UrlQuery(const std::string& str);
void Add(const std::string& key, const std::string& value);
void Add(std::string&& key, std::string&& value);
void Remove(const std::string& key);
// Get a value by key.
// Return empty string if the key doesn't exist.
const std::string& Get(const std::string& key) const;
bool Has(const std::string& key) const {
return Find(key) != parameters_.end();
}
bool IsEmpty() const {
return parameters_.empty();
}
// Return key-value pairs concatenated by '&'.
// E.g., "item=12731&color=blue&size=large".
std::string ToString() const;
private:
typedef Parameters::const_iterator ConstIterator;
ConstIterator Find(const std::string& key) const;
Parameters parameters_;
};
// -----------------------------------------------------------------------------
class Url {
public:
Url() = default;
explicit Url(const std::string& str, bool decode = true);
Url(Url&&) = default;
Url& operator=(Url&&) = default;
void Init(const std::string& str, bool decode = true, bool clear = true);
const std::string& scheme() const {
return scheme_;
}
const std::string& host() const {
return host_;
}
const std::string& port() const {
return port_;
}
const std::string& path() const {
return path_;
}
const std::string& query() const {
return query_;
}
// Add a parameter to the query string.
void AddParameter(const std::string& key, const std::string& value);
private:
void Parse(const std::string& str);
void Clear();
// TODO: Support auth & fragment.
std::string scheme_;
std::string host_;
std::string port_;
std::string path_;
std::string query_;
};
} // namespace webcc
#endif // WEBCC_URL_H_