/** * Checks if the package matches the given constraint directly or through * provided or replaced packages * * @param array|PackageInterface $candidate * @param string $name Name of the package to be matched * @param LinkConstraintInterface $constraint The constraint to verify * @return int One of the MATCH* constants of this class or 0 if there is no match */ private function match($candidate, $name, LinkConstraintInterface $constraint = null) { // handle array packages if (is_array($candidate)) { $candidateName = $candidate['name']; $candidateVersion = $candidate['version']; $isDev = $candidate['stability'] === 'dev'; $isAlias = isset($candidate['alias_of']); } else { // handle object packages $candidateName = $candidate->getName(); $candidateVersion = $candidate->getVersion(); $isDev = $candidate->getStability() === 'dev'; $isAlias = $candidate instanceof AliasPackage; } if (!$isDev && !$isAlias && isset($this->filterRequires[$name])) { $requireFilter = $this->filterRequires[$name]; } else { $requireFilter = new EmptyConstraint(); } if ($candidateName === $name) { $pkgConstraint = new VersionConstraint('==', $candidateVersion); if ($constraint === null || $constraint->matches($pkgConstraint)) { return $requireFilter->matches($pkgConstraint) ? self::MATCH : self::MATCH_FILTERED; } return self::MATCH_NAME; } if (is_array($candidate)) { $provides = isset($candidate['provide']) ? $this->versionParser->parseLinks($candidateName, $candidateVersion, 'provides', $candidate['provide']) : array(); $replaces = isset($candidate['replace']) ? $this->versionParser->parseLinks($candidateName, $candidateVersion, 'replaces', $candidate['replace']) : array(); } else { $provides = $candidate->getProvides(); $replaces = $candidate->getReplaces(); } // aliases create multiple replaces/provides for one target so they can not use the shortcut below if (isset($replaces[0]) || isset($provides[0])) { foreach ($provides as $link) { if ($link->getTarget() === $name && ($constraint === null || $constraint->matches($link->getConstraint()))) { return $requireFilter->matches($link->getConstraint()) ? self::MATCH_PROVIDE : self::MATCH_FILTERED; } } foreach ($replaces as $link) { if ($link->getTarget() === $name && ($constraint === null || $constraint->matches($link->getConstraint()))) { return $requireFilter->matches($link->getConstraint()) ? self::MATCH_REPLACE : self::MATCH_FILTERED; } } return self::MATCH_NONE; } if (isset($provides[$name]) && ($constraint === null || $constraint->matches($provides[$name]->getConstraint()))) { return $requireFilter->matches($provides[$name]->getConstraint()) ? self::MATCH_PROVIDE : self::MATCH_FILTERED; } if (isset($replaces[$name]) && ($constraint === null || $constraint->matches($replaces[$name]->getConstraint()))) { return $requireFilter->matches($replaces[$name]->getConstraint()) ? self::MATCH_REPLACE : self::MATCH_FILTERED; } return self::MATCH_NONE; }
private function match($candidate, $name, LinkConstraintInterface $constraint = null) { $candidateName = $candidate->getName(); $candidateVersion = $candidate->getVersion(); $isDev = $candidate->getStability() === 'dev'; $isAlias = $candidate instanceof AliasPackage; if (!$isDev && !$isAlias && isset($this->filterRequires[$name])) { $requireFilter = $this->filterRequires[$name]; } else { $requireFilter = new EmptyConstraint(); } if ($candidateName === $name) { $pkgConstraint = new VersionConstraint('==', $candidateVersion); if ($constraint === null || $constraint->matches($pkgConstraint)) { return $requireFilter->matches($pkgConstraint) ? self::MATCH : self::MATCH_FILTERED; } return self::MATCH_NAME; } $provides = $candidate->getProvides(); $replaces = $candidate->getReplaces(); if (isset($replaces[0]) || isset($provides[0])) { foreach ($provides as $link) { if ($link->getTarget() === $name && ($constraint === null || $constraint->matches($link->getConstraint()))) { return $requireFilter->matches($link->getConstraint()) ? self::MATCH_PROVIDE : self::MATCH_FILTERED; } } foreach ($replaces as $link) { if ($link->getTarget() === $name && ($constraint === null || $constraint->matches($link->getConstraint()))) { return $requireFilter->matches($link->getConstraint()) ? self::MATCH_REPLACE : self::MATCH_FILTERED; } } return self::MATCH_NONE; } if (isset($provides[$name]) && ($constraint === null || $constraint->matches($provides[$name]->getConstraint()))) { return $requireFilter->matches($provides[$name]->getConstraint()) ? self::MATCH_PROVIDE : self::MATCH_FILTERED; } if (isset($replaces[$name]) && ($constraint === null || $constraint->matches($replaces[$name]->getConstraint()))) { return $requireFilter->matches($replaces[$name]->getConstraint()) ? self::MATCH_REPLACE : self::MATCH_FILTERED; } return self::MATCH_NONE; }