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Start own markdown implementation

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Dennis Eichhorn 2016-08-21 17:42:54 +02:00
parent 5f8949cba6
commit 13e082fb12
1 changed files with 123 additions and 0 deletions
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Utils/Parser/Markdown/Markdown.php Normal file
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<?php
/**
* Orange Management
*
* PHP Version 7.0
*
* @category TBD
* @package TBD
* @author OMS Development Team <dev@oms.com>
* @author Dennis Eichhorn <d.eichhorn@oms.com>
* @copyright 2013 Dennis Eichhorn
* @license OMS License 1.0
* @version 1.0.0
* @link http://orange-management.com
*/
namespace phpOMS\Utils\Parser\Markdown;
/**
* Array utils.
*
* @category Framework
* @package phpOMS\Utils
* @author OMS Development Team <dev@oms.com>
* @author Dennis Eichhorn <d.eichhorn@oms.com>
* @license OMS License 1.0
* @link http://orange-management.com
* @since 1.0.0
*/
class Markdown
{
private static $blockTypes = [
'#' => ['Header'],
'*' => ['Rule', 'List'],
'+' => ['List'],
'-' => ['SetextHeader', 'Table', 'Rule', 'List'],
'0' => ['List'],
'1' => ['List'],
'2' => ['List'],
'3' => ['List'],
'4' => ['List'],
'5' => ['List'],
'6' => ['List'],
'7' => ['List'],
'8' => ['List'],
'9' => ['List'],
':' => ['Table'],
'<' => ['Comment', 'Markup'],
'=' => ['SetextHeader'],
'>' => ['Quote'],
'[' => ['Reference'],
'_' => ['Rule'],
'`' => ['FencedCode'],
'|' => ['Table'],
'~' => ['FencedCode'],
];
private static $inlineTypes = [
'"' => ['SpecialCharacter'],
'!' => ['Image'],
'&' => ['SpecialCharacter'],
'*' => ['Emphasis'],
':' => ['Url'],
'<' => ['UrlTag', 'EmailTag', 'Markup', 'SpecialCharacter'],
'>' => ['SpecialCharacter'],
'[' => ['Link'],
'_' => ['Emphasis'],
'`' => ['Code'],
'~' => ['Strikethrough'],
'\\' => ['EscapeSequence'],
];
private static $tags = [
'calendar' => [
'match' => 'regex here',
'parsed' => 'output here',
],
];
public function __construct()
{
}
public function parse(string $raw) : string
{
$raw = $this->cleanup($raw);
$lines = explode("\n", $raw);
return trim($this->parseLines($lines), " \n");
}
private function cleanup(string $raw) : string
{
$raw = str_replace(["\r\n", "\r", "\t"], ["\n", "\n", ' '], $raw);
$raw = trim($raw);
$raw = trim($raw, "\n");
return $raw;
}
private function parseLines(array $lines) : string
{
$block = array_keys(self::$blockTypes);
$inline = array_keys(self::$inlineTypes);
foreach($lines as $line) {
foreach($line as $character) {
}
}
return '';
}
private function countIndention(string $line) : int
{
$indent = 0;
while (isset($line[$indent]) && $line[$indent] === ' ') {
$indent++;
}
return $indent;
}
}