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|---|---|---|---|
| 1 | // | ||
| 2 | // Copyright (c) 2016-2019 Vinnie Falco (vinnie dot falco at gmail dot com) | ||
| 3 | // | ||
| 4 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | ||
| 5 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | ||
| 6 | // | ||
| 7 | // Official repository: https://github.com/boostorg/url | ||
| 8 | // | ||
| 9 | |||
| 10 | #ifndef BOOST_URL_RFC_DETAIL_IMPL_RELATIVE_PART_RULE_IPP | ||
| 11 | #define BOOST_URL_RFC_DETAIL_IMPL_RELATIVE_PART_RULE_IPP | ||
| 12 | |||
| 13 | #include <boost/url/detail/config.hpp> | ||
| 14 | #include "relative_part_rule.hpp" | ||
| 15 | #include "boost/url/rfc/detail/path_rules.hpp" | ||
| 16 | #include <boost/url/grammar/parse.hpp> | ||
| 17 | |||
| 18 | namespace boost { | ||
| 19 | namespace urls { | ||
| 20 | namespace detail { | ||
| 21 | |||
| 22 | constexpr auto pchars_nc = pchars - ':'; | ||
| 23 | |||
| 24 | auto | ||
| 25 | 1339 | relative_part_rule_t:: | |
| 26 | parse( | ||
| 27 | char const*& it, | ||
| 28 | char const* const end | ||
| 29 | ) const noexcept -> | ||
| 30 | system::result<value_type> | ||
| 31 | { | ||
| 32 | 2678 | value_type t; | |
| 33 |
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1339 | if(it == end) |
| 34 | { | ||
| 35 | // path-empty | ||
| 36 | 125 | return t; | |
| 37 | } | ||
| 38 |
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1214 | if(end - it == 1) |
| 39 | { | ||
| 40 |
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142 | if(*it == '/') |
| 41 | { | ||
| 42 | // path-absolute | ||
| 43 | t.path = make_pct_string_view_unsafe( | ||
| 44 | 78 | it, 1, 1); | |
| 45 | 78 | t.segment_count = 1; | |
| 46 | 78 | ++it; | |
| 47 | 78 | return t; | |
| 48 | } | ||
| 49 |
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64 | if(*it != ':') |
| 50 | { | ||
| 51 | // path-noscheme or | ||
| 52 | // path-empty | ||
| 53 | auto rv = grammar::parse( | ||
| 54 | 63 | it, end, segment_rule); | |
| 55 |
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63 | if(! rv) |
| 56 | ✗ | return rv.error(); | |
| 57 |
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63 | if(! rv->empty()) |
| 58 | { | ||
| 59 | 29 | t.path = *rv; | |
| 60 | 29 | t.segment_count = 1; | |
| 61 | } | ||
| 62 | } | ||
| 63 | // path-empty | ||
| 64 | 64 | return t; | |
| 65 | } | ||
| 66 |
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1072 | if( it[0] == '/' && |
| 67 |
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523 | it[1] == '/') |
| 68 | { | ||
| 69 | // "//" authority | ||
| 70 | 244 | it += 2; | |
| 71 | auto rv = grammar::parse( | ||
| 72 | 244 | it, end, authority_rule); | |
| 73 |
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244 | if(! rv) |
| 74 | ✗ | return rv.error(); | |
| 75 | 244 | t.authority = *rv; | |
| 76 | 244 | t.has_authority = true; | |
| 77 | } | ||
| 78 |
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1072 | if(it == end) |
| 79 | { | ||
| 80 | // path-empty | ||
| 81 | 123 | return t; | |
| 82 | } | ||
| 83 | 949 | auto const it0 = it; | |
| 84 | 949 | std::size_t dn = 0; | |
| 85 |
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949 | if(*it != '/') |
| 86 | { | ||
| 87 | // segment_nc | ||
| 88 | auto rv = grammar::parse(it, end, | ||
| 89 | 552 | pct_encoded_rule(pchars_nc)); | |
| 90 |
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552 | if(! rv) |
| 91 | 1 | return rv.error(); | |
| 92 |
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551 | if(rv->empty()) |
| 93 | 207 | return t; | |
| 94 | 344 | dn += rv->decoded_size(); | |
| 95 | 344 | ++t.segment_count; | |
| 96 |
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344 | if( it != end && |
| 97 |
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269 | *it == ':') |
| 98 | { | ||
| 99 | 41 | BOOST_URL_RETURN_EC( | |
| 100 | grammar::error::mismatch); | ||
| 101 | } | ||
| 102 | } | ||
| 103 |
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3137 | while(it != end) |
| 104 | { | ||
| 105 |
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2490 | if(*it == '/') |
| 106 | { | ||
| 107 | 1319 | ++dn; | |
| 108 | 1319 | ++it; | |
| 109 | 1319 | ++t.segment_count; | |
| 110 | 1319 | continue; | |
| 111 | } | ||
| 112 | auto rv = grammar::parse( | ||
| 113 | 1171 | it, end, segment_rule); | |
| 114 |
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1171 | if(! rv) |
| 115 | ✗ | return rv.error(); | |
| 116 |
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1171 | if(rv->empty()) |
| 117 | 53 | break; | |
| 118 | 1118 | dn += rv->decoded_size(); | |
| 119 | } | ||
| 120 | t.path = make_pct_string_view_unsafe( | ||
| 121 | 700 | it0, it - it0, dn); | |
| 122 | 700 | return t; | |
| 123 | } | ||
| 124 | |||
| 125 | } // detail | ||
| 126 | } // urls | ||
| 127 | } // boost | ||
| 128 | |||
| 129 | #endif | ||
| 130 |