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check the validity of heading

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Won-Kyu Park 2014-02-10 22:42:00 +09:00
parent d29ff18299
commit d3713588ae
1 changed files with 17 additions and 4 deletions
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21
Parsedown.php
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@ -277,18 +277,31 @@ class Parsedown
if (isset($line[1]))
{
$blocks []= $block;
$level = 1;
while (isset($line[$level]) and $line[$level] === '#')
while (isset($line[$level]) and $level < 7 and $line[$level] === '#')
{
$level++;
}
# check heading level
if ($level == 7)
{
break;
}
$heading = trim($line, '# ');
# check heading text
if ( ! isset($heading[0]))
{
break;
}
$blocks []= $block;
$block = array(
'type' => 'heading',
'text' => trim($line, '# '),
'text' => $heading,
'level' => $level,
);