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<?php |
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namespace UCD\Infrastructure\Repository\CharacterRepository\XMLRepository\ElementParser\Properties; |
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use UCD\Unicode\Character\Properties\Bidirectionality; |
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use UCD\Unicode\Character\Properties\Bidirectionality\Bracket; |
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use UCD\Unicode\Character\Properties\Bidirectionality\BracketBidirectionality; |
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use UCD\Unicode\Character\Properties\Bidirectionality\Classing; |
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use UCD\Unicode\Character\Properties\Bidirectionality\Mirroring; |
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use UCD\Unicode\Codepoint; |
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class BidirectionalityParser extends BaseParser |
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{ |
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const BACKET_TYPE_NONE = 'n'; |
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const BRACKET_TYPE_OPEN = 'o'; |
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const ATTR_BIDIRECTIONALITY_CLASS = 'bc'; |
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const ATTR_MIRRORED = 'Bidi_M'; |
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const ATTR_MIRROR_GLYPH = 'bmg'; |
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const ATTR_BIDIRECTIONALITY_CONTROL = 'Bidi_C'; |
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const ATTR_PAIRED_BRACKET_TYPE = 'bpt'; |
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const ATTR_PAIRED_BRACKET = 'bpb'; |
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/** |
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* @return mixed |
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*/ |
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protected function parse() |
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{ |
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$class = $this->parseClassing(); |
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$mirroring = $this->parseMirroring(); |
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$isControl = $this->getBoolAttribute(self::ATTR_BIDIRECTIONALITY_CONTROL); |
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$bracketType = $this->getAttribute(self::ATTR_PAIRED_BRACKET_TYPE); |
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if ($bracketType === self::BACKET_TYPE_NONE) { |
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return new Bidirectionality($class, $mirroring, $isControl); |
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} |
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$pairedWith = Codepoint::fromHex($this->getAttribute(self::ATTR_PAIRED_BRACKET)); |
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$bracket = ($bracketType === self::BRACKET_TYPE_OPEN) |
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? Bracket::createOpen($pairedWith) |
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: Bracket::createClose($pairedWith); |
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return new BracketBidirectionality($class, $mirroring, $isControl, $bracket); |
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} |
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/** |
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* @return Classing |
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*/ |
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private function parseClassing() |
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{ |
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return new Classing($this->getAttribute(self::ATTR_BIDIRECTIONALITY_CLASS)); |
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} |
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/** |
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* @return Mirroring |
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*/ |
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private function parseMirroring() |
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{ |
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$isMirrored = $this->getBoolAttribute(self::ATTR_MIRRORED); |
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$mirroredByValue = $this->getOptionalAttribute(self::ATTR_MIRROR_GLYPH); |
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$mirroredBy = ($mirroredByValue !== null) |
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? Codepoint::fromHex($mirroredByValue) |
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: null; |
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return new Mirroring($isMirrored, $mirroredBy); |
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} |
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} |
nick-jones /
php-ucd
