public function parse(Node $node)
{
$result = self::nodeToString($node);
//Clean text
$result = WikiUtil::removeWikiEmphasis($result);
$result = StringUtil::htmlDecode($result);
if (strlen($result) > 0) {
return $result;
}
}
public function generate($baseUri, $node)
{
if (isset($node)) {
//Retrieve text
$text = $this->nodeToText($node);
//Normalize text
$text = WikiUtil::removeWikiEmphasis($text);
$text = StringUtil::htmlDecode($text);
$text = preg_replace('/ +/', ' ', $text);
//remove duplicate spaces
$text = str_replace('(', ' ', $text);
$text = str_replace(')', ' ', $text);
$text = strip_tags($text);
$text = substr($text, 0, 50);
$text = trim($text);
$text = str_replace(' ', '_', $text);
$text = urlencode($text);
//Test if the base URI ends with a prefix of text
$baseLen = strlen($baseUri);
$textLen = strlen($text);
for ($i = $baseLen - 1; $i > 0 && $baseLen - $i < $textLen; $i--) {
if (substr_compare($baseUri, $text, $i, $textLen, true) === 0) {
$text = substr($text, $baseLen - $i);
break;
}
}
//Remove leading underscore
if (!empty($text) && $text[0] === '_') {
$text = substr($text, 1);
}
//Generate URI
$uri = $baseUri . '__' . $text;
} else {
$uri = $baseUri;
}
//Resolve collisions
if (!isset($this->uris[$uri])) {
//No collision
$this->uris[$uri] = 1;
} else {
//Collision found
$index = $this->uris[$uri];
$this->uris[$uri] = $index + 1;
$uri .= '__' . $index;
}
return $uri;
}
/**
* @param $nsCode namespace code
* @param $decoded decoded page name. URL-decoded, using normalized spaces (not underscores), first letter uppercase.
*/
public function __construct($nsCode, $decoded)
{
PhpUtil::assertInteger($nsCode, 'namespace code');
if (!isset(self::$nsNames[$nsCode])) {
throw new \InvalidArgumentException('unknown namespace code ' . $nsCode);
}
PhpUtil::assertString($decoded, 'page name');
if (strlen($decoded) === 0) {
throw new WikiParserException('page name must not be empty');
}
$this->nsCode = $nsCode;
$this->nsName = self::$nsNames[$nsCode][0];
$this->encoded = WikiUtil::wikiEncode($decoded);
// re-decode to make sure name is normalized
$this->decoded = WikiUtil::wikiDecode($this->encoded);
}
private function parseTemplate($templateNode, $source)
{
while (true) {
$propertyNode = new PropertyNode($source->getLine());
$this->parseProperty($propertyNode, $source);
//The first entry denotes the name of the template
if ($templateNode->getTitle() == null) {
$templateName = $propertyNode->getText();
if (!$templateName) {
throw new WikiParserException("Template name contains invalid elements", $templateNode->getLine(), $source->findLine($templateNode->getLine()));
}
$templateNode->setTitle(new WikiTitle(WikiTitle::NS_TEMPLATE, WikiUtil::wikiDecode(trim($templateName))));
} else {
$templateNode->addProperty($propertyNode);
}
//Reached template end?
if ($source->lastTag('}}')) {
return $templateNode;
}
}
}
