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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_HIER_PART_RULE_IPP | ||
| 11 | #define BOOST_URL_RFC_DETAIL_IMPL_HIER_PART_RULE_IPP | ||
| 12 | |||
| 13 | #include <boost/url/detail/config.hpp> | ||
| 14 | #include "hier_part_rule.hpp" | ||
| 15 | #include "boost/url/rfc/detail/path_rules.hpp" | ||
| 16 | #include <boost/url/grammar/parse.hpp> | ||
| 17 | #include <boost/url/grammar/parse.hpp> | ||
| 18 | |||
| 19 | namespace boost { | ||
| 20 | namespace urls { | ||
| 21 | namespace detail { | ||
| 22 | |||
| 23 | auto | ||
| 24 | 2249 | hier_part_rule_t:: | |
| 25 | parse( | ||
| 26 | char const*& it, | ||
| 27 | char const* const end | ||
| 28 | ) const noexcept -> | ||
| 29 | system::result<value_type> | ||
| 30 | { | ||
| 31 | 4498 | value_type t; | |
| 32 |
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2249 | if(it == end) |
| 33 | { | ||
| 34 | // path-empty | ||
| 35 | 44 | return t; | |
| 36 | } | ||
| 37 |
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2205 | if(end - it == 1) |
| 38 | { | ||
| 39 |
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36 | if(*it == '/') |
| 40 | { | ||
| 41 | // path-absolute | ||
| 42 | t.path = make_pct_string_view_unsafe( | ||
| 43 | 26 | it, 1, 1); | |
| 44 | 26 | t.segment_count = 1; | |
| 45 | 26 | ++it; | |
| 46 | 26 | return t; | |
| 47 | } | ||
| 48 | // path-rootless | ||
| 49 | auto rv = grammar::parse( | ||
| 50 | 10 | it, end, segment_rule); | |
| 51 |
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10 | if(! rv) |
| 52 | ✗ | return rv.error(); | |
| 53 | 10 | t.path = *rv; | |
| 54 | 10 | t.segment_count = !t.path.empty(); | |
| 55 | 10 | return t; | |
| 56 | } | ||
| 57 |
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2169 | if( it[0] == '/' && |
| 58 |
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1568 | it[1] == '/') |
| 59 | { | ||
| 60 | // "//" authority | ||
| 61 | 1472 | it += 2; | |
| 62 | auto rv = grammar::parse( | ||
| 63 | 1472 | it, end, authority_rule); | |
| 64 |
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1472 | if(! rv) |
| 65 | 30 | return rv.error(); | |
| 66 | 1442 | t.authority = *rv; | |
| 67 | 1442 | t.has_authority = true; | |
| 68 | } | ||
| 69 | // the authority requires an absolute path | ||
| 70 | // or an empty path | ||
| 71 |
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2139 | if(it == end || ( |
| 72 |
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1733 | t.has_authority && ( |
| 73 |
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1036 | *it != '/' && |
| 74 |
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146 | *it != '?' && |
| 75 |
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103 | *it != '#'))) |
| 76 | { | ||
| 77 | // path-empty | ||
| 78 | 495 | return t; | |
| 79 | } | ||
| 80 | 1644 | auto const it0 = it; | |
| 81 | 1644 | std::size_t dn = 0; | |
| 82 |
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1644 | if(*it != '/') |
| 83 | { | ||
| 84 | auto rv = grammar::parse( | ||
| 85 | 658 | it, end, segment_rule); | |
| 86 |
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658 | if(! rv) |
| 87 | 2 | return rv.error(); | |
| 88 |
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656 | if(rv->empty()) |
| 89 | 75 | return t; | |
| 90 | 581 | dn += rv->decoded_size(); | |
| 91 | 581 | ++t.segment_count; | |
| 92 | } | ||
| 93 |
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4353 | while(it != end) |
| 94 | { | ||
| 95 |
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2978 | if(*it == '/') |
| 96 | { | ||
| 97 | 1665 | ++dn; | |
| 98 | 1665 | ++it; | |
| 99 | 1665 | ++t.segment_count; | |
| 100 | 1665 | continue; | |
| 101 | } | ||
| 102 | auto rv = grammar::parse( | ||
| 103 | 1313 | it, end, segment_rule); | |
| 104 |
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1313 | if(! rv) |
| 105 | 4 | return rv.error(); | |
| 106 |
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1309 | if(rv->empty()) |
| 107 | 188 | break; | |
| 108 | 1121 | dn += rv->decoded_size(); | |
| 109 | } | ||
| 110 | t.path = make_pct_string_view_unsafe( | ||
| 111 | 1563 | it0, it - it0, dn); | |
| 112 | 1563 | return t; | |
| 113 | } | ||
| 114 | |||
| 115 | } // detail | ||
| 116 | } // urls | ||
| 117 | } // boost | ||
| 118 | |||
| 119 | #endif | ||
| 120 |