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<?php |
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/** |
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* Spiral Framework. |
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* |
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* @license MIT |
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* @author Anton Titov (Wolfy-J) |
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*/ |
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namespace Spiral\Stempler\Syntaxes; |
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use Spiral\Stempler\Exceptions\SyntaxException; |
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use Spiral\Stempler\Exporters\AttributesExporter; |
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use Spiral\Stempler\HtmlTokenizer; |
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use Spiral\Stempler\Importers\Aliaser; |
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use Spiral\Stempler\Importers\Bundler; |
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use Spiral\Stempler\Importers\Prefixer; |
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use Spiral\Stempler\Importers\Stopper; |
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use Spiral\Stempler\Supervisor; |
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use Spiral\Stempler\SyntaxInterface; |
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/** |
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* Default Stempler syntax - Woo. Provides ability to define blocks, extends and includes. |
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*/ |
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class DarkSyntax implements SyntaxInterface |
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{ |
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/** |
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* Path attribute in extends and other nodes. |
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*/ |
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const PATH_ATTRIBUTE = 'path'; |
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/** |
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* @var bool |
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*/ |
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private $strict = true; |
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/** |
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* Stempler syntax options, syntax and names. Every option is required. |
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* |
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* @todo Something with DTD? Seems compatible. |
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* @var array |
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*/ |
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protected $constructions = [ |
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self::TYPE_BLOCK => ['block:', 'section:', 'yield:', 'define:'], |
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self::TYPE_EXTENDS => [ |
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'extends:', |
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'extends', |
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'dark:extends', |
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'layout:extends' |
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], |
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self::TYPE_IMPORTER => ['dark:use', 'use', 'node:use', 'stempler:use'] |
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]; |
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/** |
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* @param bool $strict |
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*/ |
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public function __construct($strict = true) |
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{ |
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$this->strict = $strict; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function tokenType(array $token, &$name = null) |
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{ |
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$name = $token[HtmlTokenizer::TOKEN_NAME]; |
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foreach ($this->constructions as $type => $prefixes) { |
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foreach ($prefixes as $prefix) { |
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if (strpos($name, $prefix) === 0) { |
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//We found prefix pointing to needed behaviour |
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$name = substr($name, strlen($prefix)); |
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return $type; |
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} |
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} |
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} |
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return self::TYPE_NONE; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function resolvePath(array $token) |
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{ |
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$type = $this->tokenType($token, $name); |
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if (isset($token[HtmlTokenizer::TOKEN_ATTRIBUTES][static::PATH_ATTRIBUTE])) { |
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return $token[HtmlTokenizer::TOKEN_ATTRIBUTES][static::PATH_ATTRIBUTE]; |
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} |
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if ($type == self::TYPE_EXTENDS && isset($token[HtmlTokenizer::TOKEN_ATTRIBUTES]['layout'])) { |
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return $token[HtmlTokenizer::TOKEN_ATTRIBUTES]['layout']; |
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} |
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return $name; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function isStrict() |
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{ |
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return $this->strict; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function createImporter(array $token, Supervisor $supervisor) |
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{ |
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//Fetching path |
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$path = $this->resolvePath($token); |
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if (empty($attributes = $token[HtmlTokenizer::TOKEN_ATTRIBUTES])) { |
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throw new SyntaxException("Invalid import element syntax, attributes missing.", $token); |
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} |
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/** |
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* <dark:use bundle="path-to-bundle"/> |
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*/ |
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if (isset($attributes['bundle'])) { |
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$path = $attributes['bundle']; |
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return new Bundler($supervisor, $path, $token); |
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} |
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/** |
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* <dark:use path="path-to-element" as="tag"/> |
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* <dark:use path="path-to-element" element="tag"/> |
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*/ |
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if (isset($attributes['element']) || isset($attributes['as'])) { |
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$alias = isset($attributes['element']) ? $attributes['element'] : $attributes['as']; |
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return new Aliaser($alias, $path); |
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} |
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//Now we have to decide what importer to use |
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if (isset($attributes['namespace']) || isset($attributes['prefix'])) { |
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if (strpos($path, '*') === false) { |
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throw new SyntaxException( |
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"Path in namespace/prefix import must include start symbol.", $token |
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); |
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} |
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$prefix = isset($attributes['namespace']) |
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? $attributes['namespace'] . ':' |
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: $attributes['prefix']; |
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return new Prefixer($prefix, $path); |
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} |
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if (isset($attributes['stop'])) { |
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return new Stopper($attributes['stop']); |
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} |
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throw new SyntaxException("Undefined use element.", $token); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function blockExporters() |
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{ |
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return [ |
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new AttributesExporter() |
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]; |
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} |
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} |
spiral /
components
