From 799f2d02bea9bb16780bce01d4f3d831954bf9f0 Mon Sep 17 00:00:00 2001
From: Martin Fischer <martin@push-f.com>
Date: Sun, 5 Dec 2021 01:44:45 +0100
Subject: remove C++ implementation
---
src/CharacterSet.cpp | 84 --
src/CharacterSet.hpp | 102 ---
src/PercentEncodedCharacterDecoder.cpp | 103 ---
src/PercentEncodedCharacterDecoder.hpp | 85 --
src/Uri.cpp | 1470 --------------------------------
5 files changed, 1844 deletions(-)
delete mode 100644 src/CharacterSet.cpp
delete mode 100644 src/CharacterSet.hpp
delete mode 100644 src/PercentEncodedCharacterDecoder.cpp
delete mode 100644 src/PercentEncodedCharacterDecoder.hpp
delete mode 100644 src/Uri.cpp
(limited to 'src')
diff --git a/src/CharacterSet.cpp b/src/CharacterSet.cpp
deleted file mode 100644
index d0b31a4..0000000
--- a/src/CharacterSet.cpp
+++ /dev/null
@@ -1,84 +0,0 @@
-/**
- * @file IsCharacterInSet.cpp
- *
- * This module contains the implementation of the
- * Uri::CharacterSet class.
- *
- * © 2018 by Richard Walters
- */
-
-#include "CharacterSet.hpp"
-
-#include <algorithm>
-#include <set>
-
-namespace Uri {
-
- /**
- * This contains the private properties of the CharacterSet class.
- */
- struct CharacterSet::Impl {
- /**
- * This holds the characters in the set.
- */
- std::set< char > charactersInSet;
- };
-
- CharacterSet::~CharacterSet() noexcept = default;
- CharacterSet::CharacterSet(const CharacterSet& other)
- : impl_(new Impl(*other.impl_))
- {
- }
- CharacterSet::CharacterSet(CharacterSet&& other) noexcept = default;
- CharacterSet& CharacterSet::operator=(const CharacterSet& other) {
- if (this != &other) {
- *impl_ = *other.impl_;
- }
- return *this;
- }
- CharacterSet& CharacterSet::operator=(CharacterSet&& other) noexcept = default;
-
- CharacterSet::CharacterSet()
- : impl_(new Impl)
- {
- }
-
- CharacterSet::CharacterSet(char c)
- : impl_(new Impl)
- {
- (void)impl_->charactersInSet.insert(c);
- }
-
- CharacterSet::CharacterSet(char first, char last)
- : impl_(new Impl)
- {
- if (first > last) {
- std::swap(first, last);
- }
- for (char c = first; c < last + 1; ++c) {
- (void)impl_->charactersInSet.insert(c);
- }
- }
-
- CharacterSet::CharacterSet(
- std::initializer_list< const CharacterSet > characterSets
- )
- : impl_(new Impl)
- {
- for (
- auto characterSet = characterSets.begin();
- characterSet != characterSets.end();
- ++characterSet
- ) {
- impl_->charactersInSet.insert(
- characterSet->impl_->charactersInSet.begin(),
- characterSet->impl_->charactersInSet.end()
- );
- }
- }
-
- bool CharacterSet::Contains(char c) const {
- return impl_->charactersInSet.find(c) != impl_->charactersInSet.end();
- }
-
-}
diff --git a/src/CharacterSet.hpp b/src/CharacterSet.hpp
deleted file mode 100644
index 5abefdc..0000000
--- a/src/CharacterSet.hpp
+++ /dev/null
@@ -1,102 +0,0 @@
-#ifndef URI_CHARACTER_SET_HPP
-#define URI_CHARACTER_SET_HPP
-
-/**
- * @file CharacterSet.hpp
- *
- * This module declares the Uri::CharacterSet class.
- *
- * © 2018 by Richard Walters
- */
-
-#include <initializer_list>
-#include <memory>
-
-namespace Uri {
-
- /**
- * This represents a set of characters which can be queried
- * to find out if a character is in the set or not.
- */
- class CharacterSet {
- // Lifecycle management
- public:
- ~CharacterSet() noexcept;
- CharacterSet(const CharacterSet&);
- CharacterSet(CharacterSet&&) noexcept;
- CharacterSet& operator=(const CharacterSet&);
- CharacterSet& operator=(CharacterSet&&) noexcept;
-
- // Methods
- public:
- /**
- * This is the default constructor.
- */
- CharacterSet();
-
- /**
- * This constructs a character set that contains
- * just the given character.
- *
- * @param[in] c
- * This is the only character to put in the set.
- */
- CharacterSet(char c);
-
- /**
- * This constructs a character set that contains all the
- * characters between the given "first" and "last"
- * characters, inclusive.
- *
- * @param[in] first
- * This is the first of the range of characters
- * to put in the set.
- *
- * @param[in] last
- * This is the last of the range of characters
- * to put in the set.
- */
- CharacterSet(char first, char last);
-
- /**
- * This constructs a character set that contains all the
- * characters in all the other given character sets.
- *
- * @param[in] characterSets
- * These are the character sets to include.
- */
- CharacterSet(
- std::initializer_list< const CharacterSet > characterSets
- );
-
- /**
- * This method checks to see if the given character
- * is in the character set.
- *
- * @param[in] c
- * This is the character to check.
- *
- * @return
- * An indication of whether or not the given character
- * is in the character set is returned.
- */
- bool Contains(char c) 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< Impl > impl_;
- };
-
-}
-
-#endif /* URI_CHARACTER_SET_HPP */
diff --git a/src/PercentEncodedCharacterDecoder.cpp b/src/PercentEncodedCharacterDecoder.cpp
deleted file mode 100644
index 442befe..0000000
--- a/src/PercentEncodedCharacterDecoder.cpp
+++ /dev/null
@@ -1,103 +0,0 @@
-/**
- * @file PercentEncodedCharacterDecoder.cpp
- *
- * This module contains the implementation of the
- * Uri::PercentEncodedCharacterDecoder class.
- *
- * © 2018 by Richard Walters
- */
-
-#include "CharacterSet.hpp"
-#include "PercentEncodedCharacterDecoder.hpp"
-
-namespace {
-
- /**
- * This is the character set containing just numbers.
- */
- const Uri::CharacterSet DIGIT('0', '9');
-
- /**
- * This is the character set containing just the upper-case
- * letters 'A' through 'F', used in upper-case hexadecimal.
- */
- const Uri::CharacterSet HEX_UPPER('A', 'F');
-
- /**
- * This is the character set containing just the lower-case
- * letters 'a' through 'f', used in lower-case hexadecimal.
- */
- const Uri::CharacterSet HEX_LOWER('a', 'f');
-
-}
-
-namespace Uri {
-
- struct PercentEncodedCharacterDecoder::Impl {
- // Properties
-
- /**
- * This is the decoded character.
- */
- int decodedCharacter = 0;
-
- /**
- * This is the number of digits that we still need to shift in
- * to decode the character.
- */
- size_t digitsLeft = 2;
-
- // Methods
-
- /**
- * This method shifts in the given hex digit as part of
- * building the decoded character.
- *
- * @param[in] c
- * This is the hex digit to shift into the decoded character.
- *
- * @return
- * An indication of whether or not the given hex digit
- * was valid is returned.
- */
- bool ShiftInHexDigit(char c) {
- decodedCharacter <<= 4;
- if (DIGIT.Contains(c)) {
- decodedCharacter += (int)(c - '0');
- } else if (HEX_UPPER.Contains(c)) {
- decodedCharacter += (int)(c - 'A') + 10;
- } else if (HEX_LOWER.Contains(c)) {
- decodedCharacter += (int)(c - 'a') + 10;
- } else {
- return false;
- }
- return true;
- }
- };
-
- PercentEncodedCharacterDecoder::~PercentEncodedCharacterDecoder() noexcept = default;
- PercentEncodedCharacterDecoder::PercentEncodedCharacterDecoder(PercentEncodedCharacterDecoder&&) noexcept = default;
- PercentEncodedCharacterDecoder& PercentEncodedCharacterDecoder::operator=(PercentEncodedCharacterDecoder&&) noexcept = default;
-
- PercentEncodedCharacterDecoder::PercentEncodedCharacterDecoder()
- : impl_(new Impl)
- {
- }
-
- bool PercentEncodedCharacterDecoder::NextEncodedCharacter(char c) {
- if (!impl_->ShiftInHexDigit(c)) {
- return false;
- }
- --impl_->digitsLeft;
- return true;
- }
-
- bool PercentEncodedCharacterDecoder::Done() const {
- return (impl_->digitsLeft == 0);
- }
-
- char PercentEncodedCharacterDecoder::GetDecodedCharacter() const {
- return (char)impl_->decodedCharacter;
- }
-
-}
diff --git a/src/PercentEncodedCharacterDecoder.hpp b/src/PercentEncodedCharacterDecoder.hpp
deleted file mode 100644
index 04f769c..0000000
--- a/src/PercentEncodedCharacterDecoder.hpp
+++ /dev/null
@@ -1,85 +0,0 @@
-#ifndef URI_PERCENT_ENCODED_CHARACTER_DECODER_HPP
-#define URI_PERCENT_ENCODED_CHARACTER_DECODER_HPP
-
-/**
- * @file PercentEncodedCharacterDecoder.hpp
- *
- * This module declares the Uri::PercentEncodedCharacterDecoder class.
- *
- * © 2018 by Richard Walters
- */
-
-#include <memory>
-#include <stddef.h>
-
-namespace Uri {
-
- /**
- * This class can take in a percent-encoded character,
- * decode it, and also detect if there are any problems in the encoding.
- */
- class PercentEncodedCharacterDecoder {
- // Lifecycle management
- public:
- ~PercentEncodedCharacterDecoder() noexcept;
- PercentEncodedCharacterDecoder(const PercentEncodedCharacterDecoder&) = delete;
- PercentEncodedCharacterDecoder(PercentEncodedCharacterDecoder&&) noexcept;
- PercentEncodedCharacterDecoder& operator=(const PercentEncodedCharacterDecoder&) = delete;
- PercentEncodedCharacterDecoder& operator=(PercentEncodedCharacterDecoder&&) noexcept;
-
- // Methods
- public:
- /**
- * This is the default constructor.
- */
- PercentEncodedCharacterDecoder();
-
- /**
- * This method inputs the next encoded character.
- *
- * @param[in] c
- * This is the next encoded character to give to the decoder.
- *
- * @return
- * An indication of whether or not the encoded character
- * was accepted is returned.
- */
- bool NextEncodedCharacter(char c);
-
- /**
- * This method checks to see if the decoder is done
- * and has decoded the encoded character.
- *
- * @return
- * An indication of whether or not the decoder is done
- * and has decoded the encoded character is returned.
- */
- bool Done() const;
-
- /**
- * This method returns the decoded character, once
- * the decoder is done.
- *
- * @return
- * The decoded character is returned.
- */
- char GetDecodedCharacter() const;
-
- // 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< Impl > impl_;
- };
-
-}
-
-#endif /* URI_PERCENT_ENCODED_CHARACTER_DECODER_HPP */
diff --git a/src/Uri.cpp b/src/Uri.cpp
deleted file mode 100644
index ff161f3..0000000
--- a/src/Uri.cpp
+++ /dev/null
@@ -1,1470 +0,0 @@
-/**
- * @file Uri.cpp
- *
- * This module contains the implementation of the Uri::Uri class.
- *
- * © 2018 by Richard Walters
- */
-
-#include "CharacterSet.hpp"
-#include "PercentEncodedCharacterDecoder.hpp"
-
-#include <algorithm>
-#include <functional>
-#include <inttypes.h>
-#include <limits>
-#include <memory>
-#include <sstream>
-#include <string>
-#include <StringExtensions/StringExtensions.hpp>
-#include <Uri/Uri.hpp>
-#include <vector>
-
-namespace {
-
- /**
- * This is the character set containing just the alphabetic characters
- * from the ASCII character set.
- */
- const Uri::CharacterSet ALPHA{
- Uri::CharacterSet('a', 'z'),
- Uri::CharacterSet('A', 'Z')
- };
-
- /**
- * This is the character set containing just numbers.
- */
- const Uri::CharacterSet DIGIT('0', '9');
-
- /**
- * This is the character set containing just the characters allowed
- * in a hexadecimal digit.
- */
- const Uri::CharacterSet HEXDIG{
- Uri::CharacterSet('0', '9'),
- Uri::CharacterSet('A', 'F'),
- Uri::CharacterSet('a', 'f')
- };
-
- /**
- * This is the character set corresponds to the "unreserved" syntax
- * specified in RFC 3986 (https://tools.ietf.org/html/rfc3986).
- */
- const Uri::CharacterSet UNRESERVED{
- ALPHA,
- DIGIT,
- '-', '.', '_', '~'
- };
-
- /**
- * This is the character set corresponds to the "sub-delims" syntax
- * specified in RFC 3986 (https://tools.ietf.org/html/rfc3986).
- */
- const Uri::CharacterSet SUB_DELIMS{
- '!', '$', '&', '\'', '(', ')',
- '*', '+', ',', ';', '='
- };
-
- /**
- * This is the character set corresponds to the second part
- * of the "scheme" syntax
- * specified in RFC 3986 (https://tools.ietf.org/html/rfc3986).
- */
- const Uri::CharacterSet SCHEME_NOT_FIRST{
- ALPHA,
- DIGIT,
- '+', '-', '.',
- };
-
- /**
- * This is the character set corresponds to the "pchar" syntax
- * specified in RFC 3986 (https://tools.ietf.org/html/rfc3986),
- * leaving out "pct-encoded".
- */
- const Uri::CharacterSet PCHAR_NOT_PCT_ENCODED{
- UNRESERVED,
- SUB_DELIMS,
- ':', '@'
- };
-
- /**
- * This is the character set corresponds to the "query" syntax
- * and the "fragment" syntax
- * specified in RFC 3986 (https://tools.ietf.org/html/rfc3986),
- * leaving out "pct-encoded".
- */
- const Uri::CharacterSet QUERY_OR_FRAGMENT_NOT_PCT_ENCODED{
- PCHAR_NOT_PCT_ENCODED,
- '/', '?'
- };
-
- /**
- * This is the character set almost corresponds to the "query" syntax
- * specified in RFC 3986 (https://tools.ietf.org/html/rfc3986),
- * leaving out "pct-encoded", except that '+' is also excluded, because
- * for some web services (e.g. AWS S3) a '+' is treated as
- * synonymous with a space (' ') and thus gets misinterpreted.
- */
- const Uri::CharacterSet QUERY_NOT_PCT_ENCODED_WITHOUT_PLUS{
- UNRESERVED,
- '!', '$', '&', '\'', '(', ')',
- '*', ',', ';', '=',
- ':', '@',
- '/', '?'
- };
-
- /**
- * This is the character set corresponds to the "userinfo" syntax
- * specified in RFC 3986 (https://tools.ietf.org/html/rfc3986),
- * leaving out "pct-encoded".
- */
- const Uri::CharacterSet USER_INFO_NOT_PCT_ENCODED{
- UNRESERVED,
- SUB_DELIMS,
- ':',
- };
-
- /**
- * This is the character set corresponds to the "reg-name" syntax
- * specified in RFC 3986 (https://tools.ietf.org/html/rfc3986),
- * leaving out "pct-encoded".
- */
- const Uri::CharacterSet REG_NAME_NOT_PCT_ENCODED{
- UNRESERVED,
- SUB_DELIMS
- };
-
- /**
- * This is the character set corresponds to the last part of
- * the "IPvFuture" syntax
- * specified in RFC 3986 (https://tools.ietf.org/html/rfc3986).
- */
- const Uri::CharacterSet IPV_FUTURE_LAST_PART{
- UNRESERVED,
- SUB_DELIMS,
- ':'
- };
-
- /**
- * This function checks to make sure the given string
- * is a valid rendering of an octet as a decimal number.
- *
- * @param[in] octetString
- * This is the octet string to validate.
- *
- * @return
- * An indication of whether or not the given astring
- * is a valid rendering of an octet as a
- * decimal number is returned.
- */
- bool ValidateOctet(const std::string& octetString) {
- int octet = 0;
- for (auto c: octetString) {
- if (DIGIT.Contains(c)) {
- octet *= 10;
- octet += (int)(c - '0');
- } else {
- return false;
- }
- }
- return (octet <= 255);
- }
-
- /**
- * This function checks to make sure the given address
- * is a valid IPv6 address according to the rules in
- * RFC 3986 (https://tools.ietf.org/html/rfc3986).
- *
- * @param[in] address
- * This is the IPv6 address to validate.
- *
- * @return
- * An indication of whether or not the given address
- * is a valid IPv6 address is returned.
- */
- bool ValidateIpv4Address(const std::string& address) {
- size_t numGroups = 0;
- size_t state = 0;
- std::string octetBuffer;
- for (auto c: address) {
- switch (state) {
- case 0: { // not in an octet yet
- if (DIGIT.Contains(c)) {
- octetBuffer.push_back(c);
- state = 1;
- } else {
- return false;
- }
- } break;
-
- case 1: { // expect a digit or dot
- if (c == '.') {
- if (numGroups++ >= 4) {
- return false;
- }
- if (!ValidateOctet(octetBuffer)) {
- return false;
- }
- octetBuffer.clear();
- state = 0;
- } else if (DIGIT.Contains(c)) {
- octetBuffer.push_back(c);
- } else {
- return false;
- }
- } break;
- }
- }
- if (!octetBuffer.empty()) {
- ++numGroups;
- if (!ValidateOctet(octetBuffer)) {
- return false;
- }
- }
- return (numGroups == 4);
- }
-
- /**
- * This function checks to make sure the given address
- * is a valid IPv6 address according to the rules in
- * RFC 3986 (https://tools.ietf.org/html/rfc3986).
- *
- * @param[in] address
- * This is the IPv6 address to validate.
- *
- * @return
- * An indication of whether or not the given address
- * is a valid IPv6 address is returned.
- */
- bool ValidateIpv6Address(const std::string& address) {
- enum class ValidationState {
- NO_GROUPS_YET,
- COLON_BUT_NO_GROUPS_YET,
- AFTER_DOUBLE_COLON,
- IN_GROUP_NOT_IPV4,
- IN_GROUP_COULD_BE_IPV4,
- COLON_AFTER_GROUP,
- } state = ValidationState::NO_GROUPS_YET;
- size_t numGroups = 0;
- size_t numDigits = 0;
- bool doubleColonEncountered = false;
- size_t potentialIpv4AddressStart = 0;
- size_t position = 0;
- bool ipv4AddressEncountered = false;
- for (auto c: address) {
- switch (state) {
- case ValidationState::NO_GROUPS_YET: {
- if (c == ':') {
- state = ValidationState::COLON_BUT_NO_GROUPS_YET;
- } else if (DIGIT.Contains(c)) {
- potentialIpv4AddressStart = position;
- numDigits = 1;
- state = ValidationState::IN_GROUP_COULD_BE_IPV4;
- } else if (HEXDIG.Contains(c)) {
- numDigits = 1;
- state = ValidationState::IN_GROUP_NOT_IPV4;
- } else {
- return false;
- }
- } break;
-
- case ValidationState::COLON_BUT_NO_GROUPS_YET: {
- if (c == ':') {
- doubleColonEncountered = true;
- state = ValidationState::AFTER_DOUBLE_COLON;
- } else {
- return false;
- }
- } break;
-
- case ValidationState::AFTER_DOUBLE_COLON: {
- if (DIGIT.Contains(c)) {
- potentialIpv4AddressStart = position;
- if (++numDigits > 4) {
- return false;
- }
- state = ValidationState::IN_GROUP_COULD_BE_IPV4;
- } else if (HEXDIG.Contains(c)) {
- if (++numDigits > 4) {
- return false;
- }
- state = ValidationState::IN_GROUP_NOT_IPV4;
- } else {
- return false;
- }
- } break;
-
- case ValidationState::IN_GROUP_NOT_IPV4: {
- if (c == ':') {
- numDigits = 0;
- ++numGroups;
- state = ValidationState::COLON_AFTER_GROUP;
- } else if (HEXDIG.Contains(c)) {
- if (++numDigits > 4) {
- return false;
- }
- } else {
- return false;
- }
- } break;
-
- case ValidationState::IN_GROUP_COULD_BE_IPV4: {
- if (c == ':') {
- numDigits = 0;
- ++numGroups;
- state = ValidationState::COLON_AFTER_GROUP;
- } else if (c == '.') {
- ipv4AddressEncountered = true;
- break;
- } else if (DIGIT.Contains(c)) {
- if (++numDigits > 4) {
- return false;
- }
- } else if (HEXDIG.Contains(c)) {
- if (++numDigits > 4) {
- return false;
- }
- state = ValidationState::IN_GROUP_NOT_IPV4;
- } else {
- return false;
- }
- } break;
-
- case ValidationState::COLON_AFTER_GROUP: {
- if (c == ':') {
- if (doubleColonEncountered) {
- return false;
- } else {
- doubleColonEncountered = true;
- state = ValidationState::AFTER_DOUBLE_COLON;
- }
- } else if (DIGIT.Contains(c)) {
- potentialIpv4AddressStart = position;
- ++numDigits;
- state = ValidationState::IN_GROUP_COULD_BE_IPV4;
- } else if (HEXDIG.Contains(c)) {
- ++numDigits;
- state = ValidationState::IN_GROUP_NOT_IPV4;
- } else {
- return false;
- }
- } break;
- }
- if (ipv4AddressEncountered) {
- break;
- }
- ++position;
- }
- if (
- (state == ValidationState::IN_GROUP_NOT_IPV4)
- || (state == ValidationState::IN_GROUP_COULD_BE_IPV4)
- ) {
- // count trailing group
- ++numGroups;
- }
- if (
- (position == address.length())
- && (
- (state == ValidationState::COLON_BUT_NO_GROUPS_YET)
- || (state == ValidationState::COLON_AFTER_GROUP)
- )
- ) { // trailing single colon
- return false;
- }
- if (ipv4AddressEncountered) {
- if (!ValidateIpv4Address(address.substr(potentialIpv4AddressStart))) {
- return false;
- }
- numGroups += 2;
- }
- if (doubleColonEncountered) {
- // A double colon matches one or more groups (of 0).
- return (numGroups <= 7);
- } else {
- return (numGroups == 8);
- }
- }
-
- /**
- * This function takes a given "stillPassing" strategy
- * and invokes it on the sequence of characters in the given
- * string, to check if the string passes or not.
- *
- * @param[in] candidate
- * This is the string to test.
- *
- * @param[in] stillPassing
- * This is the strategy to invoke in order to test the string.
- *
- * @return
- * An indication of whether or not the given candidate string
- * passes the test is returned.
- */
- bool FailsMatch(
- const std::string& candidate,
- std::function< bool(char, bool) > stillPassing
- ) {
- for (const auto c: candidate) {
- if (!stillPassing(c, false)) {
- return true;
- }
- }
- return !stillPassing(' ', true);
- }
-
- /**
- * This function returns a strategy function that
- * may be used with the FailsMatch function to test a scheme
- * to make sure it is legal according to the standard.
- *
- * @return
- * A strategy function that may be used with the
- * FailsMatch function to test a scheme to make sure
- * it is legal according to the standard is returned.
- */
- std::function< bool(char, bool) > LegalSchemeCheckStrategy() {
- auto isFirstCharacter = std::make_shared< bool >(true);
- return [isFirstCharacter](char c, bool end){
- if (end) {
- return !*isFirstCharacter;
- } else {
- bool check;
- if (*isFirstCharacter) {
- check = ALPHA.Contains(c);
- } else {
- check = SCHEME_NOT_FIRST.Contains(c);
- }
- *isFirstCharacter = false;
- return check;
- }
- };
- }
-
- /**
- * This method checks and decodes the given URI element.
- * What we are calling a "URI element" is any part of the URI
- * which is a sequence of characters that:
- * - may be percent-encoded
- * - if not percent-encoded, are in a restricted set of characters
- *
- * @param[in,out] element
- * On input, this is the element to check and decode.
- * On output, this is the decoded element.
- *
- * @param[in] allowedCharacters
- * This is the set of characters that do not need to
- * be percent-encoded.
- *
- * @return
- * An indication of whether or not the element
- * passed all checks and was decoded successfully is returned.
- */
- bool DecodeElement(
- std::string& element,
- const Uri::CharacterSet& allowedCharacters
- ) {
- const auto originalSegment = std::move(element);
- element.clear();
- bool decodingPec = false;
- Uri::PercentEncodedCharacterDecoder pecDecoder;
- for (const auto c: originalSegment) {
- if (decodingPec) {
- if (!pecDecoder.NextEncodedCharacter(c)) {
- return false;
- }
- if (pecDecoder.Done()) {
- decodingPec = false;
- element.push_back((char)pecDecoder.GetDecodedCharacter());
- }
- } else if (c == '%') {
- decodingPec = true;
- pecDecoder = Uri::PercentEncodedCharacterDecoder();
- } else {
- if (allowedCharacters.Contains(c)) {
- element.push_back(c);
- } else {
- return false;
- }
- }
- }
- return true;
- }
-
- /**
- * This function returns the hex digit that corresponds
- * to the given value.
- *
- * @param[in] value
- * This is the value to convert to a hex digit.
- *
- * @return
- * The hex digit corresponding to the given value is returned.
- */
- char MakeHexDigit(unsigned int value) {
- if (value < 10) {
- return (char)(value + '0');
- } else {
- return (char)(value - 10 + 'A');
- }
- }
-
- /**
- * This method encodes the given URI element.
- * What we are calling a "URI element" is any part of the URI
- * which is a sequence of characters that:
- * - may be percent-encoded
- * - if not percent-encoded, are in a restricted set of characters
- *
- * @param[in] element
- * This is the element to encode.
- *
- * @param[in] allowedCharacters
- * This is the set of characters that do not need to
- * be percent-encoded.
- *
- * @return
- * The encoded element is returned.
- */
- std::string EncodeElement(
- const std::string& element,
- const Uri::CharacterSet& allowedCharacters
- ) {
- std::string encodedElement;
- for (uint8_t c: element) {
- if (allowedCharacters.Contains(c)) {
- encodedElement.push_back(c);
- } else {
- encodedElement.push_back('%');
- encodedElement.push_back(MakeHexDigit((unsigned int)c >> 4));
- encodedElement.push_back(MakeHexDigit((unsigned int)c & 0x0F));
- }
- }
- return encodedElement;
- }
-
- /**
- * This method checks and decodes the given query or fragment.
- *
- * @param[in,out] queryOrFragment
- * On input, this is the query or fragment to check and decode.
- * On output, this is the decoded query or fragment.
- *
- * @return
- * An indication of whether or not the query or fragment
- * passed all checks and was decoded successfully is returned.
- */
- bool DecodeQueryOrFragment(std::string& queryOrFragment) {
- return DecodeElement(
- queryOrFragment,
- QUERY_OR_FRAGMENT_NOT_PCT_ENCODED
- );
- }
-
-}
-
-namespace Uri {
- /**
- * This contains the private properties of a Uri instance.
- */
- struct Uri::Impl {
- // Properties
-
- /**
- * This is the "scheme" element of the URI.
- */
- std::string scheme;
-
- /**
- * This is the "UserInfo" element of the URI.
- */
- std::string userInfo;
-
- /**
- * This is the "host" element of the URI.
- */
- std::string host;
-
- /**
- * This flag indicates whether or not the
- * URI includes a port number.
- */
- bool hasPort = false;
-
- /**
- * This is the port number element of the URI.
- */
- uint16_t port = 0;
-
- /**
- * This is the "path" element of the URI,
- * as a sequence of segments.
- */
- std::vector< std::string > path;
-
- /**
- * This flag indicates whether or not the
- * URI includes a query.
- */
- bool hasQuery = false;
-
- /**
- * This is the "query" element of the URI,
- * if it has one.
- */
- std::string query;
-
- /**
- * This flag indicates whether or not the
- * URI includes a fragment.
- */
- bool hasFragment = false;
-
- /**
- * This is the "fragment" element of the URI,
- * if it has one.
- */
- std::string fragment;
-
- // Methods
-
- /**
- * This method returns an indication of whether or not
- * the URI includes any element that is part of the
- * authority of the URI.
- *
- * @return
- * An indication of whether or not the URI includes
- * any element that is part of the authority of the
- * URI is returned.
- */
- bool HasAuthority() const {
- return (
- !host.empty()
- || !userInfo.empty()
- || hasPort
- );
- }
-
- /**
- * This method builds the internal path element sequence
- * by parsing it from the given path string.
- *
- * @param[in] pathString
- * This is the string containing the whole path of the URI.
- *
- * @return
- * An indication if the path was parsed correctly or not
- * is returned.
- */
- bool ParsePath(std::string pathString) {
- path.clear();
- if (pathString == "/") {
- // Special case of a path that is empty but needs a single
- // empty-string element to indicate that it is absolute.
- path.push_back("");
- pathString.clear();
- } else if (!pathString.empty()) {
- for(;;) {
- auto pathDelimiter = pathString.find('/');
- if (pathDelimiter == std::string::npos) {
- path.push_back(pathString);
- pathString.clear();
- break;
- } else {
- path.emplace_back(
- pathString.begin(),
- pathString.begin() + pathDelimiter
- );
- pathString = pathString.substr(pathDelimiter + 1);
- }
- }
- }
- for (auto& segment: path) {
- if (!DecodeElement(segment, PCHAR_NOT_PCT_ENCODED)) {
- return false;
- }
- }
- return true;
- }
-
- /**
- * This method parses the elements that make up the authority
- * composite part of the URI, by parsing it from the given string.
- *
- * @param[in] authorityString
- * This is the string containing the whole authority part
- * of the URI.
- *
- * @return
- * An indication if the path was parsed correctly or not
- * is returned.
- */
- bool ParseAuthority(const std::string& authorityString) {
- /**
- * These are the various states for the state machine implemented
- * below to correctly split up and validate the URI substring
- * containing the host and potentially a port number as well.
- */
- enum class HostParsingState {
- FIRST_CHARACTER,
- NOT_IP_LITERAL,
- PERCENT_ENCODED_CHARACTER,
- IP_LITERAL,
- IPV6_ADDRESS,
- IPV_FUTURE_NUMBER,
- IPV_FUTURE_BODY,
- GARBAGE_CHECK,
- PORT,
- };
-
- // Next, check if there is a UserInfo, and if so, extract it.
- const auto userInfoDelimiter = authorityString.find('@');
- std::string hostPortString;
- userInfo.clear();
- if (userInfoDelimiter == std::string::npos) {
- hostPortString = authorityString;
- } else {
- userInfo = authorityString.substr(0, userInfoDelimiter);
- if (!DecodeElement(userInfo, USER_INFO_NOT_PCT_ENCODED)) {
- return false;
- }
- hostPortString = authorityString.substr(userInfoDelimiter + 1);
- }
-
- // Next, parsing host and port from authority and path.
- std::string portString;
- HostParsingState hostParsingState = HostParsingState::FIRST_CHARACTER;
- host.clear();
- PercentEncodedCharacterDecoder pecDecoder;
- bool hostIsRegName = false;
- for (const auto c: hostPortString) {
- switch(hostParsingState) {
- case HostParsingState::FIRST_CHARACTER: {
- if (c == '[') {
- hostParsingState = HostParsingState::IP_LITERAL;
- break;
- } else {
- hostParsingState = HostParsingState::NOT_IP_LITERAL;
- hostIsRegName = true;
- }
- }
-
- case HostParsingState::NOT_IP_LITERAL: {
- if (c == '%') {
- pecDecoder = PercentEncodedCharacterDecoder();
- hostParsingState = HostParsingState::PERCENT_ENCODED_CHARACTER;
- } else if (c == ':') {
- hostParsingState = HostParsingState::PORT;
- } else {
- if (REG_NAME_NOT_PCT_ENCODED.Contains(c)) {
- host.push_back(c);
- } else {
- return false;
- }
- }
- } break;
-
- case HostParsingState::PERCENT_ENCODED_CHARACTER: {
- if (!pecDecoder.NextEncodedCharacter(c)) {
- return false;
- }
- if (pecDecoder.Done()) {
- hostParsingState = HostParsingState::NOT_IP_LITERAL;
- host.push_back((char)pecDecoder.GetDecodedCharacter());
- }
- } break;
-
- case HostParsingState::IP_LITERAL: {
- if (c == 'v') {
- host.push_back(c);
- hostParsingState = HostParsingState::IPV_FUTURE_NUMBER;
- break;
- } else {
- hostParsingState = HostParsingState::IPV6_ADDRESS;
- }
- }
-
- case HostParsingState::IPV6_ADDRESS: {
- if (c == ']') {
- if (!ValidateIpv6Address(host)) {
- return false;
- }
- hostParsingState = HostParsingState::GARBAGE_CHECK;
- } else {
- host.push_back(c);
- }
- } break;
-
- case HostParsingState::IPV_FUTURE_NUMBER: {
- if (c == '.') {
- hostParsingState = HostParsingState::IPV_FUTURE_BODY;
- } else if (!HEXDIG.Contains(c)) {
- return false;
- }
- host.push_back(c);
- } break;
-
- case HostParsingState::IPV_FUTURE_BODY: {
- if (c == ']') {
- hostParsingState = HostParsingState::GARBAGE_CHECK;
- } else if (!IPV_FUTURE_LAST_PART.Contains(c)) {
- return false;
- } else {
- host.push_back(c);
- }
- } break;
-
- case HostParsingState::GARBAGE_CHECK: {
- // illegal to have anything else, unless it's a colon,
- // in which case it's a port delimiter
- if (c == ':') {
- hostParsingState = HostParsingState::PORT;
- } else {
- return false;
- }
- } break;
-
- case HostParsingState::PORT: {
- portString.push_back(c);
- } break;
- }
- }
- if (
- (hostParsingState != HostParsingState::FIRST_CHARACTER)
- && (hostParsingState != HostParsingState::NOT_IP_LITERAL)
- && (hostParsingState != HostParsingState::GARBAGE_CHECK)
- && (hostParsingState != HostParsingState::PORT)
- ) {
- // truncated or ended early
- return false;
- }
- if (hostIsRegName) {
- host = StringExtensions::ToLower(host);
- }
- if (portString.empty()) {
- hasPort = false;
- } else {
- intmax_t portAsInt;
- if (
- StringExtensions::ToInteger(
- portString,
- portAsInt
- ) != StringExtensions::ToIntegerResult::Success
- ) {
- return false;
- }
- if (
- (portAsInt < 0)
- || (portAsInt > (decltype(portAsInt))std::numeric_limits< decltype(port) >::max())
- ) {
- return false;
- }
- port = (decltype(port))portAsInt;
- hasPort = true;
- }
- return true;
- }
-
- /**
- * This method takes an unparsed URI string and separates out
- * the scheme (if any) and parses it, returning the remainder
- * of the unparsed URI string.
- *
- * @param[in] authorityAndPathString
- * This is the the part of an unparsed URI consisting
- * of the authority (if any) followed by the path.
- *
- * @param[out] pathString
- * This is where to store the the path
- * part of the input string.
- *
- * @return
- * An indication of whether or not the given input string
- * was successfully parsed is returned.
- */
- bool ParseScheme(
- const std::string& uriString,
- std::string& rest
- ) {
- // Limit our search so we don't scan into the authority
- // or path elements, because these may have the colon
- // character as well, which we might misinterpret
- // as the scheme delimiter.
- auto authorityOrPathDelimiterStart = uriString.find('/');
- if (authorityOrPathDelimiterStart == std::string::npos) {
- authorityOrPathDelimiterStart = uriString.length();
- }
- const auto schemeEnd = uriString.substr(0, authorityOrPathDelimiterStart).find(':');
- if (schemeEnd == std::string::npos) {
- scheme.clear();
- rest = uriString;
- } else {
- scheme = uriString.substr(0, schemeEnd);
- if (
- FailsMatch(
- scheme,
- LegalSchemeCheckStrategy()
- )
- ) {
- return false;
- }
- scheme = StringExtensions::ToLower(scheme);
- rest = uriString.substr(schemeEnd + 1);
- }
- return true;
- }
-
- /**
- * This method takes the part of an unparsed URI consisting
- * of the authority (if any) followed by the path, and divides
- * it into the authority and path parts, storing any authority
- * information in the internal state, and returning the path
- * part of the input string.
- *
- * @param[in] authorityAndPathString
- * This is the the part of an unparsed URI consisting
- * of the authority (if any) followed by the path.
- *
- * @param[out] pathString
- * This is where to store the the path
- * part of the input string.
- *
- * @return
- * An indication of whether or not the given input string
- * was successfully parsed is returned.
- */
- bool SplitAuthorityFromPathAndParseIt(
- std::string authorityAndPathString,
- std::string& pathString
- ) {
- // Split authority from path. If there is an authority, parse it.
- if (authorityAndPathString.substr(0, 2) == "//") {
- // Strip off authority marker.
- authorityAndPathString = authorityAndPathString.substr(2);
-
- // First separate the authority from the path.
- auto authorityEnd = authorityAndPathString.find('/');
- if (authorityEnd == std::string::npos) {
- authorityEnd = authorityAndPathString.length();
- }
- pathString = authorityAndPathString.substr(authorityEnd);
- auto authorityString = authorityAndPathString.substr(0, authorityEnd);
-
- // Parse the elements inside the authority string.
- if (!ParseAuthority(authorityString)) {
- return false;
- }
- } else {
- userInfo.clear();
- host.clear();
- hasPort = false;
- pathString = authorityAndPathString;
- }
- return true;
- }
-
- /**
- * This method handles the special case of the URI having an
- * authority but having an empty path. In this case it sets
- * the path as "/".
- */
- void SetDefaultPathIfAuthorityPresentAndPathEmpty() {
- if (
- !host.empty()
- && path.empty()
- ) {
- path.push_back("");
- }
- }
-
- /**
- * This method takes the part of a URI string that has just
- * the query element with its delimiter, and breaks off
- * and decodes the query.
- *
- * @param[in] queryWithDelimiter
- * This is the part of a URI string that has just
- * the query element with its delimiter.
- *
- * @return
- * An indication of whether or not the method succeeded
- * is returned.
- */
- bool ParseQuery(const std::string& queryWithDelimiter) {
- hasQuery = !queryWithDelimiter.empty();
- if (hasQuery) {
- query = queryWithDelimiter.substr(1);
- } else {
- query.clear();
- }
- return DecodeQueryOrFragment(query);
- }
-
- /**
- * This method takes the part of a URI string that has just
- * the query and/or fragment elements, and breaks off
- * and decodes the fragment part, returning the rest,
- * which will be either empty or have the query with the
- * query delimiter still attached.
- *
- * @param[in] queryAndOrFragment
- * This is the part of a URI string that has just
- * the query and/or fragment elements.
- *
- * @param[out] rest
- * This is where to store the rest of the input string
- * after removing any fragment and fragment delimiter.
- *
- * @return
- * An indication of whether or not the method succeeded
- * is returned.
- */
- bool ParseFragment(
- const std::string& queryAndOrFragment,
- std::string& rest
- ) {
- const auto fragmentDelimiter = queryAndOrFragment.find('#');
- if (fragmentDelimiter == std::string::npos) {
- hasFragment = false;
- fragment.clear();
- rest = queryAndOrFragment;
- } else {
- hasFragment = true;
- fragment = queryAndOrFragment.substr(fragmentDelimiter + 1);
- rest = queryAndOrFragment.substr(0, fragmentDelimiter);
- }
- return DecodeQueryOrFragment(fragment);
- }
-
- /**
- * This method determines whether or not it makes sense to
- * navigate one level up from the current path
- * (in other words, does appending ".." to the path
- * actually change the path?)
- *
- * @return
- * An indication of whether or not it makes sense to
- * navigate one level up from the current path is returned.
- */
- bool CanNavigatePathUpOneLevel() const {
- return (
- !IsPathAbsolute()
- || (path.size() > 1)
- );
- }
-
- /**
- * 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() {
- // Rebuild the path one segment
- // at a time, removing and applying special
- // navigation segments ("." and "..") as we go.
- auto oldPath = std::move(path);
- path.clear();
- bool atDirectoryLevel = false;
- for (const auto segment: oldPath) {
- if (segment == ".") {
- atDirectoryLevel = true;
- } else if (segment == "..") {
- // Remove last path element
- // if we can navigate up a level.
- if (!path.empty()) {
- if (CanNavigatePathUpOneLevel()) {
- path.pop_back();
- }
- }
- atDirectoryLevel = true;
- } else {
- // Non-relative elements can just
- // transfer over fine. An empty
- // segment marks a transition to
- // a directory level context. If we're
- // already in that context, we
- // want to ignore the transition.
- if (
- !atDirectoryLevel
- || !segment.empty()
- ) {
- path.push_back(segment);
- }
- atDirectoryLevel = segment.empty();
- }
- }
-
- // If at the end of rebuilding the path,
- // we're in a directory level context,
- // add an empty segment to mark the fact.
- if (
- atDirectoryLevel
- && (
- !path.empty()
- && !path.back().empty()
- )
- ) {
- path.push_back("");
- }
- }
-
- /**
- * This method replaces the URI's scheme with that of
- * another URI.
- *
- * @param[in] other
- * This is the other URI from which to copy the scheme.
- */
- void CopyScheme(const Uri& other) {
- scheme = other.impl_->scheme;
- }
-
- /**
- * This method replaces the URI's authority with that of
- * another URI.
- *
- * @param[in] other
- * This is the other URI from which to copy the authority.
- */
- void CopyAuthority(const Uri& other) {
- host = other.impl_->host;
- userInfo = other.impl_->userInfo;
- hasPort = other.impl_->hasPort;
- port = other.impl_->port;
- }
-
- /**
- * This method replaces the URI's path with that of
- * another URI.
- *
- * @param[in] other
- * This is the other URI from which to copy the path.
- */
- void CopyPath(const Uri& other) {
- path = other.impl_->path;
- }
-
- /**
- * This method replaces the URI's path with that of
- * the normalized form of another URI.
- *
- * @param[in] other
- * This is the other URI from which to copy
- * the normalized path.
- */
- void CopyAndNormalizePath(const Uri& other) {
- CopyPath(other);
- NormalizePath();
- }
-
- /**
- * This method replaces the URI's query with that of
- * another URI.
- *
- * @param[in] other
- * This is the other URI from which to copy the query.
- */
- void CopyQuery(const Uri& other) {
- hasQuery = other.impl_->hasQuery;
- query = other.impl_->query;
- }
-
- /**
- * This method replaces the URI's fragment with that of
- * another URI.
- *
- * @param[in] other
- * This is the other URI from which to copy the query.
- */
- void CopyFragment(const Uri& other) {
- hasFragment = other.impl_->hasFragment;
- fragment = other.impl_->fragment;
- }
-
- /**
- * This method returns an indication of whether or not the
- * path of the URI is an absolute path, meaning it begins
- * with a forward slash ('/') character.
- *
- * @return
- * An indication of whether or not the path of the URI
- * is an absolute path, meaning it begins
- * with a forward slash ('/') character is returned.
- */
- bool IsPathAbsolute() const {
- return (
- !path.empty()
- && (path[0] == "")
- );
- }
- };
-
- Uri::~Uri() noexcept = default;
- Uri::Uri(const Uri& other)
- : impl_(new Impl)
- {
- *this = other;
- }
- Uri::Uri(Uri&&) noexcept = default;
- Uri& Uri::operator=(const Uri& other) {
- if (this != &other) {
- *impl_ = *other.impl_;
- }
- return *this;
- }
- Uri& Uri::operator=(Uri&&) noexcept = default;
-
- Uri::Uri()
- : impl_(new Impl)
- {
- }
-
- bool Uri::operator==(const Uri& other) const {
- return (
- (impl_->scheme == other.impl_->scheme)
- && (impl_->userInfo == other.impl_->userInfo)
- && (impl_->host == other.impl_->host)
- && (
- (!impl_->hasPort && !other.impl_->hasPort)
- || (
- (impl_->hasPort && other.impl_->hasPort)
- && (impl_->port == other.impl_->port)
- )
- )
- && (impl_->path == other.impl_->path)
- && (
- (!impl_->hasQuery && !other.impl_->hasQuery)
- || (
- (impl_->hasQuery && other.impl_->hasQuery)
- && (impl_->query == other.impl_->query)
- )
- )
- && (
- (!impl_->hasFragment && !other.impl_->hasFragment)
- || (
- (impl_->hasFragment && other.impl_->hasFragment)
- && (impl_->fragment == other.impl_->fragment)
- )
- )
- );
- }
-
- bool Uri::operator!=(const Uri& other) const {
- return !(*this == other);
- }
-
- bool Uri::ParseFromString(const std::string& uriString) {
- std::string rest;
- if (!impl_->ParseScheme(uriString, rest)) {
- return false;
- }
- const auto pathEnd = rest.find_first_of("?#");
- const auto authorityAndPathString = rest.substr(0, pathEnd);
- const auto queryAndOrFragment = rest.substr(authorityAndPathString.length());
- std::string pathString;
- if (!impl_->SplitAuthorityFromPathAndParseIt(authorityAndPathString, pathString)) {
- return false;
- }
- if (!impl_->ParsePath(pathString)) {
- return false;
- }
- impl_->SetDefaultPathIfAuthorityPresentAndPathEmpty();
- if (!impl_->ParseFragment(queryAndOrFragment, rest)) {
- return false;
- }
- return impl_->ParseQuery(rest);
- }
-
- std::string Uri::GetScheme() const {
- return impl_->scheme;
- }
-
- std::string Uri::GetUserInfo() const {
- return impl_->userInfo;
- }
-
- std::string Uri::GetHost() const {
- return impl_->host;
- }
-
- std::vector< std::string > Uri::GetPath() const {
- return impl_->path;
- }
-
- bool Uri::HasPort() const {
- return impl_->hasPort;
- }
-
- uint16_t Uri::GetPort() const {
- return impl_->port;
- }
-
- bool Uri::IsRelativeReference() const {
- return impl_->scheme.empty();
- }
-
- bool Uri::ContainsRelativePath() const {
- return !impl_->IsPathAbsolute();
- }
-
- bool Uri::HasQuery() const {
- return impl_->hasQuery;
- }
-
- std::string Uri::GetQuery() const {
- return impl_->query;
- }
-
- bool Uri::HasFragment() const {
- return impl_->hasFragment;
- }
-
- std::string Uri::GetFragment() const {
- return impl_->fragment;
- }
-
- void Uri::NormalizePath() {
- impl_->NormalizePath();
- }
-
- Uri Uri::Resolve(const Uri& relativeReference) const {
- // Resolve the reference by following the algorithm
- // from section 5.2.2 in
- // RFC 3986 (https://tools.ietf.org/html/rfc3986).
- Uri target;
- if (!relativeReference.impl_->scheme.empty()) {
- target.impl_->CopyScheme(relativeReference);
- target.impl_->CopyAuthority(relativeReference);
- target.impl_->CopyAndNormalizePath(relativeReference);
- target.impl_->CopyQuery(relativeReference);
- } else {
- if (!relativeReference.impl_->host.empty()) {
- target.impl_->CopyAuthority(relativeReference);
- target.impl_->CopyAndNormalizePath(relativeReference);
- target.impl_->CopyQuery(relativeReference);
- } else {
- if (relativeReference.impl_->path.empty()) {
- target.impl_->path = impl_->path;
- if (!relativeReference.impl_->query.empty()) {
- target.impl_->CopyQuery(relativeReference);
- } else {
- target.impl_->CopyQuery(*this);
- }
- } else {
- // RFC describes this as:
- // "if (R.path starts-with "/") then"
- if (relativeReference.impl_->IsPathAbsolute()) {
- target.impl_->CopyAndNormalizePath(relativeReference);
- } else {
- // RFC describes this as:
- // "T.path = merge(Base.path, R.path);"
- target.impl_->CopyPath(*this);
- if (target.impl_->path.size() > 1) {
- target.impl_->path.pop_back();
- }
- std::copy(
- relativeReference.impl_->path.begin(),
- relativeReference.impl_->path.end(),
- std::back_inserter(target.impl_->path)
- );
- target.NormalizePath();
- }
- target.impl_->CopyQuery(relativeReference);
- }
- target.impl_->CopyAuthority(*this);
- }
- target.impl_->CopyScheme(*this);
- }
- target.impl_->CopyFragment(relativeReference);
- return target;
- }
-
- void Uri::SetScheme(const std::string& scheme) {
- impl_->scheme = scheme;
- }
-
- void Uri::SetUserInfo(const std::string& userinfo) {
- impl_->userInfo = userinfo;
- }
-
- void Uri::SetHost(const std::string& host) {
- impl_->host = host;
- }
-
- void Uri::SetPort(uint16_t port) {
- impl_->port = port;
- impl_->hasPort = true;
- }
-
- void Uri::ClearPort() {
- impl_->hasPort = false;
- }
-
- void Uri::SetPath(const std::vector< std::string >& path) {
- impl_->path = path;
- }
-
- void Uri::ClearQuery() {
- impl_->hasQuery = false;
- }
-
- void Uri::SetQuery(const std::string& query) {
- impl_->query = query;
- impl_->hasQuery = true;
- }
-
- void Uri::ClearFragment() {
- impl_->hasFragment = false;
- }
-
- void Uri::SetFragment(const std::string& fragment) {
- impl_->fragment = fragment;
- impl_->hasFragment = true;
- }
-
- std::string Uri::GenerateString() const {
- std::ostringstream buffer;
- if (!impl_->scheme.empty()) {
- buffer << impl_->scheme << ':';
- }
- if (impl_->HasAuthority()) {
- buffer << "//";
- if (!impl_->userInfo.empty()) {
- buffer << EncodeElement(impl_->userInfo, USER_INFO_NOT_PCT_ENCODED) << '@';
- }
- if (!impl_->host.empty()) {
- if (ValidateIpv6Address(impl_->host)) {
- buffer << '[' << StringExtensions::ToLower(impl_->host) << ']';
- } else {
- buffer << EncodeElement(impl_->host, REG_NAME_NOT_PCT_ENCODED);
- }
- }
- if (impl_->hasPort) {
- buffer << ':' << impl_->port;
- }
- }
- // Special case: absolute but otherwise empty path.
- if (
- impl_->IsPathAbsolute()
- && (impl_->path.size() == 1)
- ) {
- buffer << '/';
- }
- size_t i = 0;
- for (const auto& segment: impl_->path) {
- buffer << EncodeElement(segment, PCHAR_NOT_PCT_ENCODED);
- if (i + 1 < impl_->path.size()) {
- buffer << '/';
- }
- ++i;
- }
- if (impl_->hasQuery) {
- buffer << '?' << EncodeElement(impl_->query, QUERY_NOT_PCT_ENCODED_WITHOUT_PLUS);
- }
- if (impl_->hasFragment) {
- buffer << '#' << EncodeElement(impl_->fragment, QUERY_OR_FRAGMENT_NOT_PCT_ENCODED);
- }
- return buffer.str();
- }
-}
--
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