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1 <?php
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2
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3 /*
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4 * This file is part of composer/semver.
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5 *
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6 * (c) Composer <https://github.com/composer>
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7 *
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8 * For the full copyright and license information, please view
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9 * the LICENSE file that was distributed with this source code.
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10 */
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11
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12 namespace Composer\Semver\Constraint;
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13
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14 /**
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15 * Defines a conjunctive or disjunctive set of constraints.
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16 */
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17 class MultiConstraint implements ConstraintInterface
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18 {
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19 /** @var ConstraintInterface[] */
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20 protected $constraints;
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21
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22 /** @var string */
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23 protected $prettyString;
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24
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25 /** @var bool */
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26 protected $conjunctive;
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27
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28 /**
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29 * @param ConstraintInterface[] $constraints A set of constraints
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30 * @param bool $conjunctive Whether the constraints should be treated as conjunctive or disjunctive
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31 */
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32 public function __construct(array $constraints, $conjunctive = true)
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33 {
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34 $this->constraints = $constraints;
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35 $this->conjunctive = $conjunctive;
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36 }
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37
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38 /**
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39 * @return ConstraintInterface[]
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40 */
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41 public function getConstraints()
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42 {
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43 return $this->constraints;
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44 }
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45
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46 /**
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47 * @return bool
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48 */
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49 public function isConjunctive()
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50 {
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51 return $this->conjunctive;
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52 }
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53
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54 /**
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55 * @return bool
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56 */
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57 public function isDisjunctive()
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58 {
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59 return !$this->conjunctive;
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60 }
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61
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62 /**
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63 * @param ConstraintInterface $provider
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64 *
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65 * @return bool
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66 */
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67 public function matches(ConstraintInterface $provider)
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68 {
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69 if (false === $this->conjunctive) {
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70 foreach ($this->constraints as $constraint) {
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71 if ($constraint->matches($provider)) {
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72 return true;
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73 }
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74 }
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75
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76 return false;
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77 }
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78
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79 foreach ($this->constraints as $constraint) {
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80 if (!$constraint->matches($provider)) {
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81 return false;
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82 }
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83 }
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84
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85 return true;
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86 }
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87
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88 /**
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89 * @param string $prettyString
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90 */
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91 public function setPrettyString($prettyString)
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92 {
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93 $this->prettyString = $prettyString;
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94 }
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95
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96 /**
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97 * @return string
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98 */
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99 public function getPrettyString()
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100 {
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101 if ($this->prettyString) {
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102 return $this->prettyString;
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103 }
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104
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105 return $this->__toString();
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106 }
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107
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108 /**
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109 * @return string
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110 */
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111 public function __toString()
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112 {
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113 $constraints = array();
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114 foreach ($this->constraints as $constraint) {
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115 $constraints[] = (string) $constraint;
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116 }
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117
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118 return '[' . implode($this->conjunctive ? ' ' : ' || ', $constraints) . ']';
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119 }
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120 }
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