Code Coverage |
||||||||||
Lines |
Functions and Methods |
Classes and Traits |
||||||||
| Total | |
81.61% |
71 / 87 |
|
66.67% |
12 / 18 |
CRAP | |
0.00% |
0 / 1 |
| Nodes | |
81.61% |
71 / 87 |
|
66.67% |
12 / 18 |
94.92 | |
0.00% |
0 / 1 |
| __construct | |
0.00% |
0 / 1 |
|
0.00% |
0 / 1 |
2 | |||
| iri | |
100.00% |
5 / 5 |
|
100.00% |
1 / 1 |
3 | |||
| iris | |
100.00% |
7 / 7 |
|
100.00% |
1 / 1 |
3 | |||
| string | |
100.00% |
4 / 4 |
|
100.00% |
1 / 1 |
4 | |||
| strings | |
75.00% |
6 / 8 |
|
0.00% |
0 / 1 |
4.25 | |||
| bool | |
100.00% |
8 / 8 |
|
100.00% |
1 / 1 |
5 | |||
| int | |
100.00% |
4 / 4 |
|
100.00% |
1 / 1 |
3 | |||
| dateTime | |
77.78% |
7 / 9 |
|
0.00% |
0 / 1 |
4.18 | |||
| parseDateTime | |
63.16% |
12 / 19 |
|
0.00% |
0 / 1 |
40.00 | |||
| nodes | |
100.00% |
5 / 5 |
|
100.00% |
1 / 1 |
4 | |||
| node | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| asIri | |
57.14% |
4 / 7 |
|
0.00% |
0 / 1 |
8.83 | |||
| dateTimeValue | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| anyUri | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| positiveInteger | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| ref | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
2 | |||
| context | |
100.00% |
1 / 1 |
|
100.00% |
1 / 1 |
1 | |||
| compact | |
75.00% |
3 / 4 |
|
0.00% |
0 / 1 |
3.14 | |||
| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace LambdaTwelve\OneRecord\JsonLd; |
| 6 | |
| 7 | use DateTimeImmutable; |
| 8 | use DateTimeInterface; |
| 9 | use Exception; |
| 10 | use InvalidArgumentException; |
| 11 | use LambdaTwelve\OneRecord\Rdf\BlankNode; |
| 12 | use LambdaTwelve\OneRecord\Rdf\Graph; |
| 13 | use LambdaTwelve\OneRecord\Rdf\Iri; |
| 14 | use LambdaTwelve\OneRecord\Rdf\Literal; |
| 15 | use LambdaTwelve\OneRecord\Rdf\Term; |
| 16 | use LambdaTwelve\OneRecord\Spec\Namespaces; |
| 17 | |
| 18 | /** |
| 19 | * Reading typed values out of an expanded API document, leniently: partners |
| 20 | * write IRIs as {"@id"} references, as xsd:anyURI literals or as plain |
| 21 | * strings, and dates with or without milliseconds. Writing helpers produce |
| 22 | * the shapes IATA's examples use. |
| 23 | */ |
| 24 | final class Nodes |
| 25 | { |
| 26 | private function __construct() {} |
| 27 | |
| 28 | public static function iri(Graph $graph, Iri|BlankNode $node, string $predicate): ?Iri |
| 29 | { |
| 30 | foreach ($graph->objects($node, $predicate) as $term) { |
| 31 | $iri = self::asIri($term); |
| 32 | if ($iri !== null) { |
| 33 | return $iri; |
| 34 | } |
| 35 | } |
| 36 | |
| 37 | return null; |
| 38 | } |
| 39 | |
| 40 | /** |
| 41 | * @return list<Iri> |
| 42 | */ |
| 43 | public static function iris(Graph $graph, Iri|BlankNode $node, string $predicate): array |
| 44 | { |
| 45 | $out = []; |
| 46 | foreach ($graph->objects($node, $predicate) as $term) { |
| 47 | $iri = self::asIri($term); |
| 48 | if ($iri !== null) { |
| 49 | $out[$iri->value] = $iri; |
| 50 | } |
| 51 | } |
| 52 | ksort($out, SORT_STRING); |
| 53 | |
| 54 | return array_values($out); |
| 55 | } |
| 56 | |
| 57 | public static function string(Graph $graph, Iri|BlankNode $node, string $predicate): ?string |
| 58 | { |
| 59 | $term = $graph->firstObject($node, $predicate); |
| 60 | |
| 61 | return match (true) { |
| 62 | $term instanceof Literal => $term->lexical, |
| 63 | $term instanceof Iri => $term->value, |
| 64 | default => null, |
| 65 | }; |
| 66 | } |
| 67 | |
| 68 | /** |
| 69 | * @return list<string> |
| 70 | */ |
| 71 | public static function strings(Graph $graph, Iri|BlankNode $node, string $predicate): array |
| 72 | { |
| 73 | $out = []; |
| 74 | foreach ($graph->objects($node, $predicate) as $term) { |
| 75 | if ($term instanceof Literal) { |
| 76 | $out[] = $term->lexical; |
| 77 | } elseif ($term instanceof Iri) { |
| 78 | $out[] = $term->value; |
| 79 | } |
| 80 | } |
| 81 | sort($out, SORT_STRING); |
| 82 | |
| 83 | return $out; |
| 84 | } |
| 85 | |
| 86 | public static function bool(Graph $graph, Iri|BlankNode $node, string $predicate): ?bool |
| 87 | { |
| 88 | $term = $graph->firstObject($node, $predicate); |
| 89 | if (!$term instanceof Literal) { |
| 90 | return null; |
| 91 | } |
| 92 | |
| 93 | return match ($term->lexical) { |
| 94 | 'true', '1' => true, |
| 95 | 'false', '0' => false, |
| 96 | default => null, |
| 97 | }; |
| 98 | } |
| 99 | |
| 100 | public static function int(Graph $graph, Iri|BlankNode $node, string $predicate): ?int |
| 101 | { |
| 102 | $term = $graph->firstObject($node, $predicate); |
| 103 | if (!$term instanceof Literal || preg_match('/^[+-]?\d+$/', $term->lexical) !== 1) { |
| 104 | return null; |
| 105 | } |
| 106 | |
| 107 | return (int) $term->lexical; |
| 108 | } |
| 109 | |
| 110 | /** |
| 111 | * The one dateTime value of a property, or null when the property is absent. |
| 112 | * A value that is present but not an xsd:dateTime is an error: an expiry |
| 113 | * that fails to parse must never read as "no expiry" (AR-016). |
| 114 | * |
| 115 | * @throws JsonLdException |
| 116 | */ |
| 117 | public static function dateTime(Graph $graph, Iri|BlankNode $node, string $predicate): ?DateTimeImmutable |
| 118 | { |
| 119 | $terms = $graph->objects($node, $predicate); |
| 120 | if ($terms === []) { |
| 121 | return null; |
| 122 | } |
| 123 | if (\count($terms) > 1) { |
| 124 | throw JsonLdException::at(self::compact($predicate), 'Expected one dateTime value, got ' . \count($terms)); |
| 125 | } |
| 126 | $term = $terms[0]; |
| 127 | if (!$term instanceof Literal) { |
| 128 | throw JsonLdException::at(self::compact($predicate), 'Expected a dateTime literal, got a node'); |
| 129 | } |
| 130 | |
| 131 | return self::parseDateTime($term->lexical) ?? throw JsonLdException::at(self::compact($predicate), \sprintf('"%s" is not an xsd:dateTime (YYYY-MM-DDThh:mm:ss[.fff](Z|±hh:mm))', $term->lexical)); |
| 132 | } |
| 133 | |
| 134 | /** |
| 135 | * Strict xsd:dateTime lexical form; PHP's free-form date grammar would |
| 136 | * accept "tomorrow" and "0", which no partner means. |
| 137 | */ |
| 138 | public static function parseDateTime(string $lexical): ?DateTimeImmutable |
| 139 | { |
| 140 | // XML Schema 1.1 dateTime: ranges checked here, because PHP would normalise 12:00:60 to 12:01:00 |
| 141 | // and 2026-02-30 to March, and an offset of +14:59 is outside the datatype (R2-008). |
| 142 | if (preg_match('/^(-?\d{4,})-(\d{2})-(\d{2})T(\d{2}):(\d{2}):(\d{2})(\.\d+)?(Z|([+-])(\d{2}):(\d{2}))?$/', $lexical, $m) !== 1) { |
| 143 | return null; |
| 144 | } |
| 145 | [$year, $month, $day, $hour, $minute, $second] = [(int) $m[1], (int) $m[2], (int) $m[3], (int) $m[4], (int) $m[5], (int) $m[6]]; |
| 146 | $fraction = $m[7] ?? ''; |
| 147 | if (!checkdate($month, $day, $year) || $minute > 59 || $second > 59) { |
| 148 | return null; |
| 149 | } |
| 150 | $endOfDay = $hour === 24; |
| 151 | if ($hour > 24 || ($endOfDay && ($minute !== 0 || $second !== 0 || ltrim($fraction, '.0') !== ''))) { |
| 152 | return null; |
| 153 | } |
| 154 | $zone = $m[8] ?? ''; |
| 155 | if ($zone !== '' && $zone !== 'Z') { |
| 156 | $offsetHours = (int) ($m[10] ?? '0'); |
| 157 | $offsetMinutes = (int) ($m[11] ?? '0'); |
| 158 | if ($offsetHours > 14 || $offsetMinutes > 59 || ($offsetHours === 14 && $offsetMinutes !== 0)) { |
| 159 | return null; |
| 160 | } |
| 161 | } |
| 162 | try { |
| 163 | // A zoneless value has no timezone in XSD; UTC is the only reading that does not depend on the host. |
| 164 | $parsed = new DateTimeImmutable(\sprintf('%s-%02d-%02dT%02d:%02d:%02d%s%s', $m[1], $month, $day, $endOfDay ? 0 : $hour, $minute, $second, $fraction, $zone === '' ? 'Z' : $zone)); |
| 165 | } catch (Exception) { |
| 166 | return null; |
| 167 | } |
| 168 | |
| 169 | // 24:00:00 is the end of the day, which is midnight starting the next one. |
| 170 | return $endOfDay ? $parsed->modify('+1 day') : $parsed; |
| 171 | } |
| 172 | |
| 173 | /** |
| 174 | * @return list<Iri|BlankNode> |
| 175 | */ |
| 176 | public static function nodes(Graph $graph, Iri|BlankNode $node, string $predicate): array |
| 177 | { |
| 178 | $out = []; |
| 179 | foreach ($graph->objects($node, $predicate) as $term) { |
| 180 | if ($term instanceof Iri || $term instanceof BlankNode) { |
| 181 | $out[] = $term; |
| 182 | } |
| 183 | } |
| 184 | |
| 185 | return $out; |
| 186 | } |
| 187 | |
| 188 | public static function node(Graph $graph, Iri|BlankNode $node, string $predicate): Iri|BlankNode|null |
| 189 | { |
| 190 | return self::nodes($graph, $node, $predicate)[0] ?? null; |
| 191 | } |
| 192 | |
| 193 | private static function asIri(Term $term): ?Iri |
| 194 | { |
| 195 | if ($term instanceof Iri) { |
| 196 | return $term; |
| 197 | } |
| 198 | if ($term instanceof Literal && Context::isAbsoluteIri($term->lexical) && preg_match('/\s/', $term->lexical) !== 1) { |
| 199 | try { |
| 200 | return new Iri($term->lexical); |
| 201 | } catch (InvalidArgumentException) { |
| 202 | return null; |
| 203 | } |
| 204 | } |
| 205 | |
| 206 | return null; |
| 207 | } |
| 208 | |
| 209 | /** |
| 210 | * @return array{'@type': string, '@value': string} |
| 211 | */ |
| 212 | public static function dateTimeValue(DateTimeInterface $value): array |
| 213 | { |
| 214 | return ['@type' => Namespaces::XSD . 'dateTime', '@value' => Literal::dateTime($value)->lexical]; |
| 215 | } |
| 216 | |
| 217 | /** |
| 218 | * @return array{'@type': string, '@value': string} |
| 219 | */ |
| 220 | public static function anyUri(string $iri): array |
| 221 | { |
| 222 | return ['@type' => Namespaces::XSD . 'anyURI', '@value' => $iri]; |
| 223 | } |
| 224 | |
| 225 | /** |
| 226 | * @return array{'@type': string, '@value': string} |
| 227 | */ |
| 228 | public static function positiveInteger(int $value): array |
| 229 | { |
| 230 | return ['@type' => Namespaces::XSD . 'positiveInteger', '@value' => (string) $value]; |
| 231 | } |
| 232 | |
| 233 | /** |
| 234 | * @return array{'@id': string} |
| 235 | */ |
| 236 | public static function ref(Iri|string $iri): array |
| 237 | { |
| 238 | return ['@id' => $iri instanceof Iri ? $iri->value : $iri]; |
| 239 | } |
| 240 | |
| 241 | /** |
| 242 | * @return array<string, string> |
| 243 | */ |
| 244 | public static function context(): array |
| 245 | { |
| 246 | return ['cargo' => Namespaces::CARGO, 'api' => Namespaces::API, 'xsd' => Namespaces::XSD]; |
| 247 | } |
| 248 | |
| 249 | /** |
| 250 | * Compacts an api: or cargo: IRI for @id references to individuals (api:REQUEST_PENDING). |
| 251 | */ |
| 252 | public static function compact(string $iri): string |
| 253 | { |
| 254 | foreach (['api' => Namespaces::API, 'cargo' => Namespaces::CARGO, 'xsd' => Namespaces::XSD] as $prefix => $namespace) { |
| 255 | if (str_starts_with($iri, $namespace)) { |
| 256 | return $prefix . ':' . substr($iri, \strlen($namespace)); |
| 257 | } |
| 258 | } |
| 259 | |
| 260 | return $iri; |
| 261 | } |
| 262 | } |