Get the current environment
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public getEnvironment ( ) : |
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| 리턴 | the parser environment | |
public function process(Parser $parser, $node, $variable, $data, array $options)
{
$document = $parser->getDocument();
$environment = $parser->getEnvironment();
$formula = trim($node->getValue());
$tex = new \Gregwar\Tex2png\Tex2png($formula, isset($options['density']) ? $options['density'] : 300);
$tex->setCacheDirectory($environment->relativeUrl('/cache/tex/'));
$tex->setActualCacheDirectory($environment->getTargetDirectory() . '/cache/tex/');
$node = new RawNode('<img src="' . $tex->generate() . '" />');
if ($variable) {
$environment->setVariable($variable, $node);
} else {
$document->addNode($node);
}
}
public function process(Parser $parser, $node, $variable, $data, array $options)
{
$environment = $parser->getEnvironment();
$kernel = $parser->getKernel();
$files = array();
foreach (explode("\n", $node->getValue()) as $file) {
$file = trim($file);
if ($file) {
$environment->addDependency($file);
$files[] = $file;
}
}
$document = $parser->getDocument();
$document->addNode($kernel->build('Nodes\\TocNode', $files, $environment, $options));
}
public function process(Parser $parser, $node, $variable, $data, array $options)
{
if ($node) {
$kernel = $parser->getKernel();
if ($node instanceof CodeNode) {
$node->setLanguage(trim($data));
}
if ($variable) {
$environment = $parser->getEnvironment();
$environment->setVariable($variable, $node);
} else {
$document = $parser->getDocument();
$document->addNode($node);
}
}
}
/**
* Helper function, parses a file and returns the document
* produced by the parser
*/
private function parse($file)
{
$directory = __DIR__ . '/files/';
$parser = new Parser();
$environment = $parser->getEnvironment();
$environment->setCurrentDirectory($directory);
$data = file_get_contents($directory . $file);
return $parser->parse($data);
}
public function processAction(Parser $parser, $variabe, $data, array $options)
{
$environment = $parser->getEnvironment();
$environment->setUrl(trim($data));
}
public function processNode(Parser $parser, $variable, $data, array $options)
{
$environment = $parser->getEnvironment();
$url = $environment->relativeUrl($data);
return new ImageNode($url, $options);
}
public function __construct(Parser $parser, $span)
{
if (is_array($span)) {
$span = implode("\n", $span);
}
$tokenId = 0;
$prefix = mt_rand() . '|' . time();
$generator = function () use($prefix, &$tokenId) {
$tokenId++;
return sha1($prefix . '|' . $tokenId);
};
// Replacing literal with tokens
$tokens = array();
$span = preg_replace_callback('/``(.+)``/mUsi', function ($match) use(&$tokens, $generator) {
$id = $generator();
$tokens[$id] = array('type' => 'literal', 'text' => htmlspecialchars($match[1]));
return $id;
}, $span);
$environment = $parser->getEnvironment();
$this->environment = $environment;
// Replacing numbering
foreach ($environment->getTitleLetters() as $level => $letter) {
$span = preg_replace_callback('/\\#\\' . $letter . '/mUsi', function ($match) use($environment, $level) {
return $environment->getNumber($level);
}, $span);
}
// Signaling anonymous names
$environment->resetAnonymousStack();
if (preg_match_all('/(([a-z0-9]+)|(`(.+)`))__/mUsi', $span, $matches)) {
foreach ($matches[2] as $k => $y) {
$name = $matches[2][$k] ?: $matches[4][$k];
$environment->pushAnonymous($name);
}
}
// Looking for references to other documents
$span = preg_replace_callback('/:([a-z0-9]+):`(.+)`/mUsi', function ($match) use(&$environment, $generator, &$tokens) {
$section = $match[1];
$url = $match[2];
$id = $generator();
$anchor = null;
$text = null;
if (preg_match('/^(.+)<(.+)>$/mUsi', $url, $match)) {
$text = $match[1];
$url = $match[2];
}
if (preg_match('/^(.+)#(.+)$/mUsi', $url, $match)) {
$url = $match[1];
$anchor = $match[2];
}
$tokens[$id] = array('type' => 'reference', 'section' => $section, 'url' => $url, 'text' => $text, 'anchor' => $anchor);
$environment->found($section, $url);
return $id;
}, $span);
// Link callback
$linkCallback = function ($match) use($environment, $generator, &$tokens) {
$link = $match[2] ?: $match[4];
$id = $generator();
$next = $match[5];
$url = null;
if (preg_match('/^(.+) <(.+)>$/mUsi', $link, $match)) {
$link = $match[1];
$environment->setLink($link, $match[2]);
$url = $match[2];
}
$tokens[$id] = array('type' => 'link', 'link' => $link, 'url' => $url);
return $id . $next;
};
// Replacing anonymous links
$span = preg_replace_callback('/(([a-z0-9]+)|(`(.+)`))__([^a-z0-9]{1}|$)/mUsi', $linkCallback, $span);
// Replacing links
$span = preg_replace_callback('/(([a-z0-9]+)|(`(.+)`))_([^a-z0-9]{1}|$)/mUsi', $linkCallback, $span);
$this->tokens = $tokens;
$this->parser = $parser;
$this->span = $span;
}
/**
* Helper function, parses a file and returns the document
* produced by the parser
*/
private function parse($file)
{
$directory = __DIR__ . '/html/';
$parser = new Parser();
$environment = $parser->getEnvironment();
$environment->setCurrentDirectory($directory);
return $parser->parseFile($directory . $file);
}