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Implement List

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This commit is contained in:
Aidan Woods
2019-01-20 02:27:48 +00:00
parent 07c2566042
commit a95bc60c30
2 changed files with 286 additions and 157 deletions
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157
src/Parsedown.php
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@@ -334,163 +334,6 @@ class Parsedown
return $Block;
}
#
# List
protected function blockList(Context $Context, array $CurrentBlock = null)
{
list($name, $pattern) = $Context->line()->text()[0] <= '-' ? ['ul', '[*+-]'] : ['ol', '[0-9]{1,9}+[.\)]'];
if (\preg_match('/^('.$pattern.'([ ]++|$))(.*+)/', $Context->line()->text(), $matches)) {
$contentIndent = \strlen($matches[2]);
if ($contentIndent >= 5) {
$contentIndent -= 1;
$matches[1] = \substr($matches[1], 0, -$contentIndent);
$matches[3] = \str_repeat(' ', $contentIndent) . $matches[3];
} elseif ($contentIndent === 0) {
$matches[1] .= ' ';
}
$markerWithoutWhitespace = \strstr($matches[1], ' ', true);
$Block = [
'indent' => $Context->line()->indent(),
'pattern' => $pattern,
'data' => [
'type' => $name,
'marker' => $matches[1],
'markerType' => ($name === 'ul' ? $markerWithoutWhitespace : \substr($markerWithoutWhitespace, -1)),
],
'element' => [
'name' => $name,
'elements' => [],
],
];
$Block['data']['markerTypeRegex'] = \preg_quote($Block['data']['markerType'], '/');
if ($name === 'ol') {
$listStart = \ltrim(\strstr($matches[1], $Block['data']['markerType'], true), '0') ?: '0';
if ($listStart !== '1') {
if (
isset($CurrentBlock)
and $CurrentBlock['type'] === 'Paragraph'
and ! $Context->previousEmptyLines() > 0
) {
return;
}
$Block['element']['attributes'] = ['start' => $listStart];
}
}
$Block['li'] = [
'name' => 'li',
'handler' => [
'function' => 'li',
'argument' => !empty($matches[3]) ? Lines::fromTextLines($matches[3], 0) : Lines::none(),
'destination' => 'elements'
]
];
$Block['element']['elements'] []= & $Block['li'];
return $Block;
}
}
protected function blockListContinue(Context $Context, array $Block)
{
if ($Context->previousEmptyLines() > 0 and $Block['li']['handler']['argument']->isEmpty()) {
return null;
}
$requiredIndent = ($Block['indent'] + \strlen($Block['data']['marker']));
if ($Context->line()->indent() < $requiredIndent
and (
(
$Block['data']['type'] === 'ol'
and \preg_match('/^[0-9]++'.$Block['data']['markerTypeRegex'].'(?:[ ]++(.*)|$)/', $Context->line()->text(), $matches)
) or (
$Block['data']['type'] === 'ul'
and \preg_match('/^'.$Block['data']['markerTypeRegex'].'(?:[ ]++(.*)|$)/', $Context->line()->text(), $matches)
)
)
) {
if ($Context->previousEmptyLines() > 0) {
$Block['li']['handler']['argument'] = $Block['li']['handler']['argument']->appendingBlankLines(1);
$Block['loose'] = true;
unset($Block['interrupted']);
}
unset($Block['li']);
$text = isset($matches[1]) ? $matches[1] : '';
$Block['indent'] = $Context->line()->indent();
$Block['li'] = [
'name' => 'li',
'handler' => [
'function' => 'li',
'argument' => Lines::fromTextLines($text, 0),
'destination' => 'elements'
]
];
$Block['element']['elements'] []= & $Block['li'];
return $Block;
} elseif ($Context->line()->indent() < $requiredIndent and $this->blockList($Context)) {
return null;
}
if ($Context->line()->text()[0] === '[' and $this->blockReference($Context)) {
return $Block;
}
if ($Context->line()->indent() >= $requiredIndent) {
if ($Context->previousEmptyLines() > 0) {
$Block['li']['handler']['argument'] = $Block['li']['handler']['argument']->appendingBlankLines(1);
$Block['loose'] = true;
unset($Block['interrupted']);
}
$text = $Context->line()->ltrimBodyUpto($requiredIndent);
$Block['li']['handler']['argument'] = $Block['li']['handler']['argument']->appendingTextLines($text, 0);
return $Block;
}
if (! $Context->previousEmptyLines() > 0) {
$text = $Context->line()->ltrimBodyUpto($requiredIndent);
$Block['li']['handler']['argument'] = $Block['li']['handler']['argument']->appendingTextLines($text, 0);
return $Block;
}
}
protected function blockListComplete(array $Block)
{
if (isset($Block['loose'])) {
foreach ($Block['element']['elements'] as &$li) {
if ($li['handler']['argument']->trailingBlankLines() === 0) {
$li['handler']['argument'] = $li['handler']['argument']->appendingBlankLines(1);
}
}
}
return $Block;
}
#
# Rule