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<?php |
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namespace Goetas\Twital; |
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/** |
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* |
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* @author Asmir Mustafic <[email protected]> |
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* |
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*/ |
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class Compiler |
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{ |
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/** |
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* |
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* @var array |
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*/ |
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protected $lexerOptions; |
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/** |
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* |
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* @var \DOMDocument |
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*/ |
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protected $document; |
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/** |
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* |
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* @var Twital |
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*/ |
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protected $twital; |
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public function __construct(Twital $twital, array $lexerOptions = array()) |
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{ |
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$this->twital = $twital; |
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$this->lexerOptions = array_merge(array( |
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'tag_block' => array( |
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'{%', |
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'%}' |
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), |
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'tag_variable' => array( |
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'{{', |
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'}}' |
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) |
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), $lexerOptions); |
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} |
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/** |
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* |
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* @return \DOMDocument |
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*/ |
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public function getDocument() |
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{ |
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return $this->document; |
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} |
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/** |
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* |
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* @param string $content |
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* @return \DOMCDATASection |
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*/ |
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public function createPrintNode($content) |
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{ |
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$printPart = $this->getLexerOption('tag_variable'); |
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return $this->document->createCDATASection("__[__{$printPart[0]} {$content} {$printPart[1]}__]__"); |
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} |
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/** |
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* |
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* @param string $content |
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* @return \DOMCDATASection |
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*/ |
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public function createControlNode($content) |
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{ |
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$printPart = $this->getLexerOption('tag_block'); |
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return $this->document->createCDATASection("__[__{$printPart[0]} " . $content . " {$printPart[1]}__]__"); |
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} |
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private function getLexerOption($name) |
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{ |
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return $this->lexerOptions[$name]; |
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} |
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/** |
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* @param \DOMDocument $doc |
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* @return void |
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*/ |
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public function compile(\DOMDocument $doc) |
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{ |
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$this->document = $doc; |
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$this->compileChilds($doc); |
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} |
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public function compileElement(\DOMElement $node) |
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{ |
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$nodes = $this->twital->getNodes(); |
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if (isset($nodes[$node->namespaceURI][$node->localName])) { |
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$nodes[$node->namespaceURI][$node->localName]->visit($node, $this); |
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} elseif (isset($nodes[$node->namespaceURI]['__base__'])) { |
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$nodes[$node->namespaceURI]['__base__']->visit($node, $this); |
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} else { |
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if ($node->namespaceURI === Twital::NS) { |
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throw new Exception("Can't handle the {$node->namespaceURI}#{$node->localName} node at line " . $node->getLineNo()); |
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} |
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if ($this->compileAttributes($node)) { |
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$this->compileChilds($node); |
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} |
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} |
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} |
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public function compileAttributes(\DOMNode $node) |
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{ |
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$attributes = $this->twital->getAttributes(); |
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$continueNode = true; |
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foreach (iterator_to_array($node->attributes) as $attr) { |
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if (!$attr->ownerElement) { |
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continue; |
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} elseif (isset($attributes[$attr->namespaceURI][$attr->localName])) { |
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$attPlugin = $attributes[$attr->namespaceURI][$attr->localName]; |
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} elseif (isset($attributes[$attr->namespaceURI]['__base__'])) { |
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$attPlugin = $attributes[$attr->namespaceURI]['__base__']; |
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} elseif ($attr->namespaceURI === Twital::NS) { |
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throw new Exception("Can't handle the {$attr->namespaceURI}#{$attr->localName} attribute on {$node->namespaceURI}#{$node->localName} node at line " . $attr->getLineNo()); |
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} else { |
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continue; |
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} |
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$return = $attPlugin->visit($attr, $this); |
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if ($return !== null) { |
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$continueNode = $continueNode && !($return & Attribute::STOP_NODE); |
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if ($return & Attribute::STOP_ATTRIBUTE) { |
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break; |
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} |
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} |
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} |
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return $continueNode; |
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} |
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461 |
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public function compileChilds(\DOMNode $node) |
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{ |
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foreach (iterator_to_array($node->childNodes) as $child) { |
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if ($child instanceof \DOMElement) { |
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$this->compileElement($child); |
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} |
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} |
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} |
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} |
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goetas /
twital
