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<?php |
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namespace kalanis\kw_bans\Bans; |
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use kalanis\kw_bans\BanException; |
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use kalanis\kw_bans\Interfaces\IIpTypes; |
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use kalanis\kw_bans\Interfaces\IKBTranslations; |
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use kalanis\kw_bans\Sources; |
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use kalanis\kw_bans\Traits\TLang; |
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/** |
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* Class Factory |
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* @package kalanis\kw_bans\Bans |
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*/ |
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class Factory |
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{ |
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use TLang; |
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protected const PREG_IP4 = '#[0-9\./\*]+#i'; |
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protected const PREG_IP6 = '#[0-9a-f:/\*]+#i'; |
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protected const PREG_NAME = '#[\*\?\:;\\//]#i'; |
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public function __construct(?IKBTranslations $lang = null) |
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{ |
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$this->setIKbLang($lang); |
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} |
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/** |
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* @param int $type |
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* @param Sources\ASources $sources |
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* @throws BanException |
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* @return ABan |
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*/ |
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public function getBan(int $type, Sources\ASources $sources): ABan |
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{ |
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switch ($type) { |
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case IIpTypes::TYPE_NAME: |
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return new Clearing($sources, $this->getIKbLang()); |
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case IIpTypes::TYPE_BASIC: |
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return new Basic($sources, $this->getIKbLang()); |
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case IIpTypes::TYPE_IP_4: |
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return new IP4($sources, $this->getIKbLang()); |
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case IIpTypes::TYPE_IP_6: |
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return new IP6($sources, $this->getIKbLang()); |
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case IIpTypes::TYPE_NONE: |
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default: |
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throw new BanException($this->getIKbLang()->ikbUnknownType()); |
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} |
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} |
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/** |
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* @param string|array<string>|array<int, string>|Sources\ASources $source |
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* @throws BanException |
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* @return ABan |
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* Filtering has been done by check if there is something left after matching |
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*/ |
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public function whichType($source): ABan |
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{ |
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$source = $this->determineSource($source); |
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if ($this->emptyContent($source)) { |
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return $this->getBan(IIpTypes::TYPE_BASIC, $source); |
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} elseif ($this->containsIp4($source)) { |
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return $this->getBan(IIpTypes::TYPE_IP_4, $source); |
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} elseif ($this->containsIp6($source)) { |
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return $this->getBan(IIpTypes::TYPE_IP_6, $source); |
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} elseif ($this->containsNames($source)) { |
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return $this->getBan(IIpTypes::TYPE_NAME, $source); |
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} else { |
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return $this->getBan(IIpTypes::TYPE_BASIC, $source); |
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} |
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} |
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/** |
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* @param string|array<string>|array<int, string>|Sources\ASources $source |
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* @throws BanException |
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* @return Sources\ASources |
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*/ |
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protected function determineSource($source): Sources\ASources |
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{ |
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if ($source instanceof Sources\ASources) { |
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return $source; |
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} |
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if (is_array($source)) { |
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return new Sources\Arrays(array_map('strval', $source)); |
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} |
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if (is_string($source) && is_file($source)) { |
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return new Sources\File($source); |
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} |
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throw new BanException($this->getIKbLang()->ikbUnknownFormat()); |
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} |
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protected function emptyContent(Sources\ASources $sources): bool |
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{ |
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return empty( $sources->getRecords() ); |
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} |
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protected function containsIp4(Sources\ASources $sources): bool |
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{ |
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return empty( array_filter($sources->getRecords(), [$this, 'checkForNotIp4']) ); |
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} |
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public function checkForNotIp4(string $content): bool |
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{ |
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return !empty(preg_replace(static::PREG_IP4, '', $content)); |
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} |
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protected function containsIp6(Sources\ASources $sources): bool |
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{ |
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return empty( array_filter($sources->getRecords(), [$this, 'checkForNotIp6']) ); |
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} |
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public function checkForNotIp6(string $content): bool |
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{ |
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return !empty(preg_replace(static::PREG_IP6, '', $content)); |
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} |
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protected function containsNames(Sources\ASources $sources): bool |
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{ |
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return empty( array_filter($sources->getRecords(), [$this, 'checkForNames']) ); |
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} |
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/** |
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* @param string $content |
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* @return bool |
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* Names has no asterisk, question mark or slashes |
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* Who set them there is an idiot |
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*/ |
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public function checkForNames(string $content): bool |
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{ |
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return (bool) preg_match(static::PREG_NAME, $content); |
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} |
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} |
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alex-kalanis /
kw_bans
