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#ifndef URI_HPP
#define URI_HPP
/**
* @file Uri.hpp
*
* This module declares the Uri::Uri class.
*
* © 2018 by Richard Walters
*/
#include <memory>
#include <stdint.h>
#include <string>
#include <vector>
namespace Uri {
/**
* This class represents a Uniform Resource Identifier (URI),
* as defined in RFC 3986 (https://tools.ietf.org/html/rfc3986).
*/
class Uri {
// Lifecycle management
public:
~Uri();
Uri(const Uri&) = delete;
Uri(Uri&&);
Uri& operator=(const Uri&) = delete;
Uri& operator=(Uri&&);
// Public methods
public:
/**
* This is the default constructor.
*/
Uri();
/**
* This is the equality comparison operator for the class.
*
* @param[in] other
* This is the other URI to which to compare this URI.
*
* @return
* An indication of whether or not the two URIs are
* equal is returned.
*/
bool operator==(const Uri& other) const;
/**
* This is the inequality comparison operator for the class.
*
* @param[in] other
* This is the other URI to which to compare this URI.
*
* @return
* An indication of whether or not the two URIs are
* not equal is returned.
*/
bool operator!=(const Uri& other) const;
/**
* This method builds the URI from the elements parsed
* from the given string rendering of a URI.
*
* @param[in] uriString
* This is the string rendering of the URI to parse.
*
* @return
* An indication of whether or not the URI was
* parsed successfully is returned.
*/
bool ParseFromString(const std::string& uriString);
/**
* This method returns the "scheme" element of the URI.
*
* @return
* The "scheme" element of the URI is returned.
*
* @retval ""
* This is returned if there is no "scheme" element in the URI.
*/
std::string GetScheme() const;
/**
* This method returns the "UserInfo" element of the URI.
*
* @return
* The "UserInfo" element of the URI is returned.
*
* @retval ""
* This is returned if there is no "UserInfo" element in the URI.
*/
std::string GetUserInfo() const;
/**
* This method returns the "host" element of the URI.
*
* @return
* The "host" element of the URI is returned.
*
* @retval ""
* This is returned if there is no "host" element in the URI.
*/
std::string GetHost() const;
/**
* This method returns the "path" element of the URI,
* as a sequence of segments.
*
* @note
* If the first segment of the path is an empty string,
* then the URI has an absolute path.
*
* @return
* The "path" element of the URI is returned
* as a sequence of segments.
*/
std::vector< std::string > GetPath() const;
/**
* This method returns an indication of whether or not the
* URI includes a port number.
*
* @return
* An indication of whether or not the
* URI includes a port number is returned.
*/
bool HasPort() const;
/**
* This method returns the port number element of the URI,
* if it has one.
*
* @return
* The port number element of the URI is returned.
*
* @note
* The returned port number is only valid if the
* HasPort method returns true.
*/
uint16_t GetPort() const;
/**
* This method returns an indication of whether or not
* the URI is a relative reference.
*
* @return
* An indication of whether or not the URI is a
* relative reference is returned.
*/
bool IsRelativeReference() const;
/**
* This method returns an indication of whether or not
* the URI contains a relative path.
*
* @return
* An indication of whether or not the URI contains a
* relative path is returned.
*/
bool ContainsRelativePath() const;
/**
* This method returns the "query" element of the URI,
* if it has one.
*
* @return
* The "query" element of the URI is returned.
*
* @retval ""
* This is returned if there is no "query" element in the URI.
*/
std::string GetQuery() const;
/**
* This method returns the "fragment" element of the URI,
* if it has one.
*
* @return
* The "fragment" element of the URI is returned.
*
* @retval ""
* This is returned if there is no "fragment" element in the URI.
*/
std::string GetFragment() const;
/**
* This method applies the "remove_dot_segments" routine talked about
* in RFC 3986 (https://tools.ietf.org/html/rfc3986) to the path
* segments of the URI, in order to normalize the path
* (apply and remove "." and ".." segments).
*/
void NormalizePath();
/**
* This method resolves the given relative reference, based on the given
* base URI, returning the resolved target URI.
*
* @param[in] relativeReference
* This describes how to get to the target starting at the base.
*
* @return
* The resolved target URI is returned.
*
* @note
* It only makes sense to call this method on an absolute URI
* (in which I mean, the base URI should be absolute,
* as in IsRelativeReference() should return false).
*/
Uri Resolve(const Uri& relativeReference) const;
/**
* This method sets the scheme element of the URI.
*
* @param[in] scheme
* This is the scheme to set for the URI.
*/
void SetScheme(const std::string& scheme);
/**
* This method sets the host element of the URI.
*
* @param[in] host
* This is the host to set for the URI.
*/
void SetHost(const std::string& host);
/**
* This method sets the query element of the URI.
*
* @param[in] query
* This is the query to set for the URI.
*/
void SetQuery(const std::string& query);
/**
* This method constructs and returns the string
* rendering of the URI, according to the rules
* in RFC 3986 (https://tools.ietf.org/html/rfc3986).
*
* @return
* The string rendering of the URI is returned.
*/
std::string GenerateString() const;
// Private properties
private:
/**
* This is the type of structure that contains the private
* properties of the instance. It is defined in the implementation
* and declared here to ensure that it is scoped inside the class.
*/
struct Impl;
/**
* This contains the private properties of the instance.
*/
std::unique_ptr< struct Impl > impl_;
};
}
#endif /* URI_HPP */
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