/**
* Callback for: [ref].
* @return Texy\HtmlElement|string|FALSE
*/
public function patternReference(LineParser $parser, array $matches)
{
list(, $mRef) = $matches;
// [1] => [ref]
$texy = $this->texy;
$name = substr($mRef, 1, -1);
$link = $this->getReference($name);
if (!$link) {
return $texy->invokeAroundHandlers('newReference', $parser, [$name]);
}
$link->type = $link::BRACKET;
if ($link->label != '') {
// NULL or ''
// prevent circular references
if (isset(self::$livelock[$link->name])) {
$content = $link->label;
} else {
self::$livelock[$link->name] = TRUE;
$el = new Texy\HtmlElement();
$lineParser = new LineParser($texy, $el);
$lineParser->parse($link->label);
$content = $el->toString($texy);
unset(self::$livelock[$link->name]);
}
} else {
$content = $this->textualUrl($link);
$content = $this->texy->protect($content, $texy::CONTENT_TEXTUAL);
}
return $texy->invokeAroundHandlers('linkReference', $parser, [$link, $content]);
}
/**
* Finish invocation.
* @return HtmlElement|string|FALSE
*/
public function solve(Texy\HandlerInvocation $invocation, $blocktype, $s, $param, Texy\Modifier $mod)
{
$texy = $this->texy;
$parser = $invocation->getParser();
if ($blocktype === 'block/texy') {
$el = new HtmlElement();
$el->parseBlock($texy, $s, $parser->isIndented());
return $el;
}
if (empty($texy->allowed[$blocktype])) {
return FALSE;
}
if ($blocktype === 'block/texysource') {
$s = Helpers::outdent($s);
if ($s === '') {
return "\n";
}
$el = new HtmlElement();
if ($param === 'line') {
$el->parseLine($texy, $s);
} else {
$el->parseBlock($texy, $s);
}
$s = $el->toHtml($texy);
$blocktype = 'block/code';
$param = 'html';
// to be continue (as block/code)
}
if ($blocktype === 'block/code') {
$s = Helpers::outdent($s);
if ($s === '') {
return "\n";
}
$s = htmlspecialchars($s, ENT_NOQUOTES, 'UTF-8');
$s = $texy->protect($s, $texy::CONTENT_BLOCK);
$el = new HtmlElement('pre');
$mod->decorate($texy, $el);
$el->attrs['class'][] = $param;
// lang
$el->create('code', $s);
return $el;
}
if ($blocktype === 'block/default') {
$s = Helpers::outdent($s);
if ($s === '') {
return "\n";
}
$el = new HtmlElement('pre');
$mod->decorate($texy, $el);
$el->attrs['class'][] = $param;
// lang
$s = htmlspecialchars($s, ENT_NOQUOTES, 'UTF-8');
$s = $texy->protect($s, $texy::CONTENT_BLOCK);
$el->setText($s);
return $el;
}
if ($blocktype === 'block/pre') {
$s = Helpers::outdent($s);
if ($s === '') {
return "\n";
}
$el = new HtmlElement('pre');
$mod->decorate($texy, $el);
$lineParser = new Texy\LineParser($texy, $el);
// special mode - parse only html tags
$tmp = $lineParser->patterns;
$lineParser->patterns = [];
if (isset($tmp['html/tag'])) {
$lineParser->patterns['html/tag'] = $tmp['html/tag'];
}
if (isset($tmp['html/comment'])) {
$lineParser->patterns['html/comment'] = $tmp['html/comment'];
}
unset($tmp);
$lineParser->parse($s);
$s = $el->getText();
$s = html_entity_decode($s, ENT_QUOTES, 'UTF-8');
$s = htmlspecialchars($s, ENT_NOQUOTES, 'UTF-8');
$s = $texy->unprotect($s);
$s = $texy->protect($s, $texy::CONTENT_BLOCK);
$el->setText($s);
return $el;
}
if ($blocktype === 'block/html') {
$s = trim($s, "\n");
if ($s === '') {
return "\n";
}
$el = new HtmlElement();
$lineParser = new Texy\LineParser($texy, $el);
// special mode - parse only html tags
$tmp = $lineParser->patterns;
$lineParser->patterns = [];
if (isset($tmp['html/tag'])) {
$lineParser->patterns['html/tag'] = $tmp['html/tag'];
}
if (isset($tmp['html/comment'])) {
$lineParser->patterns['html/comment'] = $tmp['html/comment'];
}
unset($tmp);
$lineParser->parse($s);
$s = $el->getText();
$s = html_entity_decode($s, ENT_QUOTES, 'UTF-8');
$s = htmlspecialchars($s, ENT_NOQUOTES, 'UTF-8');
$s = $texy->unprotect($s);
return $texy->protect($s, $texy::CONTENT_BLOCK) . "\n";
}
if ($blocktype === 'block/text') {
$s = trim($s, "\n");
if ($s === '') {
return "\n";
}
$s = htmlspecialchars($s, ENT_NOQUOTES, 'UTF-8');
$s = str_replace("\n", (new HtmlElement('br'))->startTag(), $s);
// nl2br
return $texy->protect($s, $texy::CONTENT_BLOCK) . "\n";
}
if ($blocktype === 'block/comment') {
return "\n";
}
if ($blocktype === 'block/div') {
$s = Helpers::outdent($s, TRUE);
if ($s === '') {
return "\n";
}
$el = new HtmlElement('div');
$mod->decorate($texy, $el);
$el->parseBlock($texy, $s, $parser->isIndented());
// TODO: INDENT or NORMAL ?
return $el;
}
return FALSE;
}