QuoteTrait.php
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<?php
/**
* @copyright Copyright (c) 2014 Carsten Brandt
* @license https://github.com/cebe/markdown/blob/master/LICENSE
* @link https://github.com/cebe/markdown#readme
*/
namespace cebe\markdown\block;
/**
* Adds the block quote elements
*/
trait QuoteTrait
{
/**
* identify a line as the beginning of a block quote.
*/
protected function identifyQuote($line)
{
return $line[0] === '>' && (!isset($line[1]) || ($l1 = $line[1]) === ' ' || $l1 === "\t");
}
/**
* Consume lines for a blockquote element
*/
protected function consumeQuote($lines, $current)
{
// consume until newline
$content = [];
for ($i = $current, $count = count($lines); $i < $count; $i++) {
$line = $lines[$i];
if (ltrim($line) !== '') {
if ($line[0] == '>' && !isset($line[1])) {
$line = '';
} elseif (strncmp($line, '> ', 2) === 0) {
$line = substr($line, 2);
}
$content[] = $line;
} else {
break;
}
}
$block = [
'quote',
'content' => $this->parseBlocks($content),
'simple' => true,
];
return [$block, $i];
}
/**
* Renders a blockquote
*/
protected function renderQuote($block)
{
return '<blockquote>' . $this->renderAbsy($block['content']) . "</blockquote>\n";
}
abstract protected function parseBlocks($lines);
abstract protected function renderAbsy($absy);
}