/**
* Docarate RST AST
*
* Visit the RST abstract syntax tree.
*
* @param ezcDocumentRstDocumentNode $ast
* @return mixed
*/
public function visit(ezcDocumentRstDocumentNode $ast)
{
parent::visit($ast);
// Create article from AST
$imp = new DOMImplementation();
$dtd = $imp->createDocumentType('article', '-//OASIS//DTD DocBook XML V4.5//EN', 'http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd');
$this->document = $imp->createDocument('http://docbook.org/ns/docbook', '', $dtd);
$this->document->formatOutput = true;
// $root = $this->document->createElement( 'article' );
$root = $this->document->createElementNs('http://docbook.org/ns/docbook', 'article');
$this->document->appendChild($root);
// Visit all childs of the AST root node.
foreach ($ast->nodes as $node) {
$this->visitNode($root, $node);
}
return $this->document;
}
/**
* Parse directive token list with RST parser
*
* This method is intended to parse the token list, provided for the RST
* contents using the standard RST parser. It will be visited afterwards by
* the provided RST-visitor implementation.
*
* The method returns the created document as a DOMDocument. You normally
* need to use DOMDocument::importNode to embed the conatined nodes in your
* target document.
*
* @param array $tokens
* @param ezcDocumentRstVisitor $visitor
* @return DOMDocument
*/
protected function parseTokens(array $tokens, ezcDocumentRstVisitor $visitor)
{
$parser = new ezcDocumentRstParser();
$ast = $parser->parse($tokens);
$doc = $visitor->visit($ast, $this->path);
return $doc;
}
/**
* Docarate RST AST
*
* Visit the RST abstract syntax tree.
*
* @param ezcDocumentRstDocumentNode $ast
* @return mixed
*/
public function visit(ezcDocumentRstDocumentNode $ast)
{
parent::visit($ast);
// Create article from AST
$imp = new DOMImplementation();
$dtd = $imp->createDocumentType('html', '-//W3C//DTD XHTML 1.0 Transitional//EN', 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd');
$this->document = $imp->createDocument('http://www.w3.org/1999/xhtml', '', $dtd);
$root = $this->document->createElementNs('http://www.w3.org/1999/xhtml', 'html');
$this->document->appendChild($root);
$this->head = $this->document->createElement('head');
$root->appendChild($this->head);
// Append generator
$generator = $this->document->createElement('meta');
$generator->setAttribute('name', 'generator');
$generator->setAttribute('content', 'eZ Components; http://ezcomponents.org');
$this->head->appendChild($generator);
// Set content type and encoding
$type = $this->document->createElement('meta');
$type->setAttribute('http-equiv', 'Content-Type');
$type->setAttribute('content', 'text/html; charset=utf-8');
$this->head->appendChild($type);
$this->addStylesheets($this->head);
$body = $this->document->createElement('body');
$root->appendChild($body);
// Visit all childs of the AST root node.
foreach ($ast->nodes as $node) {
$this->visitNode($body, $node);
}
// Visit all footnotes at the document body
foreach ($this->footnotes as $footnotes) {
ksort($footnotes);
$footnoteList = $this->document->createElement('ul');
$footnoteList->setAttribute('class', 'footnotes');
$body->appendChild($footnoteList);
foreach ($footnotes as $footnote) {
$this->visitFootnote($footnoteList, $footnote);
}
}
// Check that all required elements for a valid XHTML document exist
if ($this->head->getElementsByTagName('title')->length < 1) {
$title = $this->document->createElement('title', 'Empty document');
$this->head->appendChild($title);
}
return $this->document;
}
