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version 1.1.5 Typemill Learns Math

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Sebastian
2018-05-09 18:35:36 +02:00
parent 7bf12c6fa0
commit d7069f819a
147 changed files with 923 additions and 8147 deletions
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138
system/Extensions/ParsedownExtension.php
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@@ -2,12 +2,19 @@
namespace Typemill\Extensions;
use \URLify;
class ParsedownExtension extends \ParsedownExtra
{
function __construct()
{
parent::__construct();
# mathjax support
$this->InlineTypes['`'][] = 'MathJaxLaTeX';
$this->BlockTypes['`'][] = 'FencedMathJaxLaTeX';
# table of content support
array_unshift($this->BlockTypes['['], 'TableOfContents');
}
@@ -70,12 +77,9 @@ class ParsedownExtension extends \ParsedownExtra
}
}
#
# Header
private $headlines = array();
private $headlinesCount = 0;
protected function blockHeader($Line)
{
@@ -95,15 +99,15 @@ class ParsedownExtension extends \ParsedownExtra
$text = trim($Line['text'], '# ');
$this->headlinesCount++;
$headline = URLify::filter($Line['text']);
$Block = array(
'element' => array(
'name' => 'h' . min(6, $level),
'text' => $text,
'handler' => 'line',
'attributes' => array(
'id' => "headline-$this->headlinesCount"
'id' => "$headline"
)
)
);
@@ -323,5 +327,127 @@ class ParsedownExtension extends \ParsedownExtra
# ~
return $markup;
}
# math support. Check https://github.com/aidantwoods/parsedown/blob/mathjaxlatex/ParsedownExtensionMathJaxLaTeX.php
protected function inlineCode($Excerpt)
{
$marker = $Excerpt['text'][0];
if (preg_match('/^('.$marker.')[ ]*(.+?)[ ]*(?<!'.$marker.')\1(?!'.$marker.')/s', $Excerpt['text'], $matches))
{
$text = $matches[2];
$text = preg_replace("/[ ]*\n/", ' ', $text);
return array(
'extent' => strlen($matches[0]),
'element' => array(
'name' => 'code',
'text' => $text,
),
);
}
}
protected function inlineMathJaxLaTeX($Excerpt)
{
$marker = $Excerpt['text'][0];
if (preg_match('/^('.$marker.'{2,})[ ]*(.+?)[ ]*(?<!'.$marker.')\1(?!'.$marker.')/s', $Excerpt['text'], $matches))
{
$text = $matches[2];
$text = htmlspecialchars($text, ENT_NOQUOTES, 'UTF-8');
$text = preg_replace("/[ ]*\n/", ' ', $text);
return array(
'extent' => strlen($matches[0]),
'element' => array(
'name' => 'span',
'text' => '\('.$text.'\)',
),
);
}
}
#
# Fenced Code
protected function blockFencedCode($Line)
{
if (preg_match('/^(['.$Line['text'][0].']{3,})[ ]*([\w-]+)?[ ]*$/', $Line['text'], $matches))
{
$Element = array(
'name' => 'code',
'text' => '',
);
if (isset($matches[2]))
{
if (strtolower($matches[2]) === 'latex')
{
return;
}
$class = 'language-'.$matches[2];
$Element['attributes'] = array(
'class' => $class,
);
}
$Block = array(
'char' => $Line['text'][0],
'openerLength' => mb_strlen($matches[1]),
'element' => array(
'name' => 'pre',
'element' => $Element,
),
);
return $Block;
}
}
#
# Fenced MathJax
protected function blockFencedMathJaxLaTeX($Line)
{
if (preg_match('/^['.$Line['text'][0].']{3,}[ ]*([\w-]+)?[ ]*$/', $Line['text'], $matches))
{
if ( ! isset($matches[1]) or strtolower($matches[1]) !== 'latex')
{
return;
}
$Block = array(
'char' => $Line['text'][0],
'element' => array(
'name' => 'span',
'text' => '',
),
);
return $Block;
}
}
protected function blockFencedMathJaxLaTeXContinue($Line, $Block)
{
if (isset($Block['complete']))
{
return;
}
if (isset($Block['interrupted']))
{
$Block['element']['text'] .= "\n";
unset($Block['interrupted']);
}
if (preg_match('/^'.$Block['char'].'{3,}[ ]*$/', $Line['text']))
{
$Block['element']['text'] = substr($Block['element']['text'], 1);
$Block['complete'] = true;
return $Block;
}
$Block['element']['text'] .= "\n".$Line['body'];;
return $Block;
}
protected function blockFencedMathJaxLaTeXComplete($Block)
{
$text = $Block['element']['text'];
$Block['element']['text'] = "\$\$\n" . $text . "\n\$\$";
return $Block;
}
}