diff --git a/README.md b/README.md
index 4fb2273..f7deb58 100644
--- a/README.md
+++ b/README.md
@@ -73,6 +73,27 @@ woytu Soft：https://www.woytu.com
└ ......
```
+* [https://www.php.net/manual/zh](https://www.php.net/manual/zh)
+
+---
+
+* [https://github.com/erusev/parsedown](https://github.com/erusev/parsedown)
+
+* [https://github.com/erusev/parsedown-extra](https://github.com/erusev/parsedown-extra)
+
+* [https://github.com/taufik-nurrohman/parsedown-extra-plugin](https://github.com/taufik-nurrohman/parsedown-extra-plugin)
+
+* [https://github.com/mrgeneralgoo/typecho-markdown](https://github.com/mrgeneralgoo/typecho-markdown)
+
+---
+
+* [https://getcomposer.org](https://getcomposer.org)
+
+* [https://github.com/michelf/php-markdown](https://github.com/michelf/php-markdown)
+
+* [https://github.com/thephpleague/commonmark](https://github.com/thephpleague/commonmark)
+
+
## 注意事项：
### 不显示文件和目录
diff --git a/resources/DirectoryLister.php b/resources/DirectoryLister.php
index 05950d3..6137d48 100644
--- a/resources/DirectoryLister.php
+++ b/resources/DirectoryLister.php
@@ -2,6 +2,8 @@
// https://github.com/erusev/parsedown
// 导入Parsedown依赖
require_once('Parsedown.php');
+require_once('ParsedownExtra.php');
+require_once('ParsedownExtraPlugin.php');
/**
* 一个简单的基于PHP的目录列表器，列出了内容
* 目录及其所有子目录，并且允许轻松
@@ -464,11 +466,32 @@ public function getReadme()
// 如果配置为空，默认使用Markdown方式
if ($readme_mode == "" || strtoupper($readme_mode) != "HTML") {
$md_path = $md_path . "/README.md";
- // https://github.com/erusev/parsedown
- $Parsedown = new Parsedown();
+
if (!file_exists($md_path)) {
return "";
}
+ // https://github.com/erusev/parsedown
+ // https://github.com/erusev/parsedown-extra
+ // https://github.com/tovic/parsedown-extra-plugin
+ $Parsedown = new ParsedownExtraPlugin();
+
+ $Parsedown->headerAttributes = function ($Text, $Attributes, &$Element, $Level) {
+ $Id = $Attributes['id'] ?? trim(
+ preg_replace(['/[^a-z\d\x{4e00}-\x{9fa5}]+/u'], '-', strtolower($Text)),
+ '-'
+ );
+ return ['id' => $Id];
+ };
+ $Parsedown->linkAttributes = function ($Text, $Attributes, &$Element, $Internal) {
+ $href = strtolower($Attributes['href']);
+ // https://www.chrisyue.com/the-fastest-way-to-implement-starts-with-in-php.html
+ if (!$Internal && strpos($href, "https") === 0 && strpos($href, "http") === 0) {
+ return [
+ 'target' => '_blank'
+ ];
+ }
+ return [];
+ };
return $Parsedown->text(file_get_contents($md_path));
} else {
$md_path = $md_path . "/README.html";
diff --git a/resources/Parsedown.php b/resources/Parsedown.php
index a34b44f..1832db7 100644
--- a/resources/Parsedown.php
+++ b/resources/Parsedown.php
@@ -17,11 +17,24 @@ class Parsedown
{
# ~
- const version = '1.7.3';
+ const version = '1.8.0-beta-7';
# ~
function text($text)
+ {
+ $Elements = $this->textElements($text);
+
+ # convert to markup
+ $markup = $this->elements($Elements);
+
+ # trim line breaks
+ $markup = trim($markup, "\n");
+
+ return $markup;
+ }
+
+ protected function textElements($text)
{
# make sure no definitions are set
$this->DefinitionData = array();
@@ -36,12 +49,7 @@ function text($text)
$lines = explode("\n", $text);
# iterate through lines to identify blocks
- $markup = $this->lines($lines);
-
- # trim line breaks
- $markup = trim($markup, "\n");
-
- return $markup;
+ return $this->linesElements($lines);
}
#
@@ -84,12 +92,22 @@ function setSafeMode($safeMode)
protected $safeMode;
+ function setStrictMode($strictMode)
+ {
+ $this->strictMode = (bool) $strictMode;
+
+ return $this;
+ }
+
+ protected $strictMode;
+
protected $safeLinksWhitelist = array(
'http://',
'https://',
'ftp://',
'ftps://',
'mailto:',
+ 'tel:',
'data:image/png;base64,',
'data:image/gif;base64,',
'data:image/jpeg;base64,',
@@ -143,6 +161,12 @@ function setSafeMode($safeMode)
protected function lines(array $lines)
{
+ return $this->elements($this->linesElements($lines));
+ }
+
+ protected function linesElements(array $lines)
+ {
+ $Elements = array();
$CurrentBlock = null;
foreach ($lines as $line)
@@ -151,35 +175,25 @@ protected function lines(array $lines)
{
if (isset($CurrentBlock))
{
- $CurrentBlock['interrupted'] = true;
+ $CurrentBlock['interrupted'] = (isset($CurrentBlock['interrupted'])
+ ? $CurrentBlock['interrupted'] + 1 : 1
+ );
}
continue;
}
- if (strpos($line, "\t") !== false)
+ while (($beforeTab = strstr($line, "\t", true)) !== false)
{
- $parts = explode("\t", $line);
-
- $line = $parts[0];
-
- unset($parts[0]);
+ $shortage = 4 - mb_strlen($beforeTab, 'utf-8') % 4;
- foreach ($parts as $part)
- {
- $shortage = 4 - mb_strlen($line, 'utf-8') % 4;
-
- $line .= str_repeat(' ', $shortage);
- $line .= $part;
- }
+ $line = $beforeTab
+ . str_repeat(' ', $shortage)
+ . substr($line, strlen($beforeTab) + 1)
+ ;
}
- $indent = 0;
-
- while (isset($line[$indent]) and $line[$indent] === ' ')
- {
- $indent ++;
- }
+ $indent = strspn($line, ' ');
$text = $indent > 0 ? substr($line, $indent) : $line;
@@ -191,7 +205,8 @@ protected function lines(array $lines)
if (isset($CurrentBlock['continuable']))
{
- $Block = $this->{'block'.$CurrentBlock['type'].'Continue'}($Line, $CurrentBlock);
+ $methodName = 'block' . $CurrentBlock['type'] . 'Continue';
+ $Block = $this->$methodName($Line, $CurrentBlock);
if (isset($Block))
{
@@ -203,7 +218,8 @@ protected function lines(array $lines)
{
if ($this->isBlockCompletable($CurrentBlock['type']))
{
- $CurrentBlock = $this->{'block'.$CurrentBlock['type'].'Complete'}($CurrentBlock);
+ $methodName = 'block' . $CurrentBlock['type'] . 'Complete';
+ $CurrentBlock = $this->$methodName($CurrentBlock);
}
}
}
@@ -229,7 +245,7 @@ protected function lines(array $lines)
foreach ($blockTypes as $blockType)
{
- $Block = $this->{'block'.$blockType}($Line, $CurrentBlock);
+ $Block = $this->{"block$blockType"}($Line, $CurrentBlock);
if (isset($Block))
{
@@ -237,7 +253,10 @@ protected function lines(array $lines)
if ( ! isset($Block['identified']))
{
- $Blocks []= $CurrentBlock;
+ if (isset($CurrentBlock))
+ {
+ $Elements[] = $this->extractElement($CurrentBlock);
+ }
$Block['identified'] = true;
}
@@ -255,13 +274,21 @@ protected function lines(array $lines)
# ~
- if (isset($CurrentBlock) and ! isset($CurrentBlock['type']) and ! isset($CurrentBlock['interrupted']))
+ if (isset($CurrentBlock) and $CurrentBlock['type'] === 'Paragraph')
{
- $CurrentBlock['element']['text'] .= "\n".$text;
+ $Block = $this->paragraphContinue($Line, $CurrentBlock);
+ }
+
+ if (isset($Block))
+ {
+ $CurrentBlock = $Block;
}
else
{
- $Blocks []= $CurrentBlock;
+ if (isset($CurrentBlock))
+ {
+ $Elements[] = $this->extractElement($CurrentBlock);
+ }
$CurrentBlock = $this->paragraph($Line);
@@ -273,45 +300,47 @@ protected function lines(array $lines)
if (isset($CurrentBlock['continuable']) and $this->isBlockCompletable($CurrentBlock['type']))
{
- $CurrentBlock = $this->{'block'.$CurrentBlock['type'].'Complete'}($CurrentBlock);
+ $methodName = 'block' . $CurrentBlock['type'] . 'Complete';
+ $CurrentBlock = $this->$methodName($CurrentBlock);
}
# ~
- $Blocks []= $CurrentBlock;
-
- unset($Blocks[0]);
+ if (isset($CurrentBlock))
+ {
+ $Elements[] = $this->extractElement($CurrentBlock);
+ }
# ~
- $markup = '';
+ return $Elements;
+ }
- foreach ($Blocks as $Block)
+ protected function extractElement(array $Component)
+ {
+ if ( ! isset($Component['element']))
{
- if (isset($Block['hidden']))
+ if (isset($Component['markup']))
{
- continue;
+ $Component['element'] = array('rawHtml' => $Component['markup']);
+ }
+ elseif (isset($Component['hidden']))
+ {
+ $Component['element'] = array();
}
-
- $markup .= "\n";
- $markup .= isset($Block['markup']) ? $Block['markup'] : $this->element($Block['element']);
}
- $markup .= "\n";
-
- # ~
-
- return $markup;
+ return $Component['element'];
}
protected function isBlockContinuable($Type)
{
- return method_exists($this, 'block'.$Type.'Continue');
+ return method_exists($this, 'block' . $Type . 'Continue');
}
protected function isBlockCompletable($Type)
{
- return method_exists($this, 'block'.$Type.'Complete');
+ return method_exists($this, 'block' . $Type . 'Complete');
}
#
@@ -319,7 +348,7 @@ protected function isBlockCompletable($Type)
protected function blockCode($Line, $Block = null)
{
- if (isset($Block) and ! isset($Block['type']) and ! isset($Block['interrupted']))
+ if (isset($Block) and $Block['type'] === 'Paragraph' and ! isset($Block['interrupted']))
{
return;
}
@@ -331,8 +360,7 @@ protected function blockCode($Line, $Block = null)
$Block = array(
'element' => array(
'name' => 'pre',
- 'handler' => 'element',
- 'text' => array(
+ 'element' => array(
'name' => 'code',
'text' => $text,
),
@@ -349,16 +377,16 @@ protected function blockCodeContinue($Line, $Block)
{
if (isset($Block['interrupted']))
{
- $Block['element']['text']['text'] .= "\n";
+ $Block['element']['element']['text'] .= str_repeat("\n", $Block['interrupted']);
unset($Block['interrupted']);
}
- $Block['element']['text']['text'] .= "\n";
+ $Block['element']['element']['text'] .= "\n";
$text = substr($Line['body'], 4);
- $Block['element']['text']['text'] .= $text;
+ $Block['element']['element']['text'] .= $text;
return $Block;
}
@@ -366,10 +394,6 @@ protected function blockCodeContinue($Line, $Block)
protected function blockCodeComplete($Block)
{
- $text = $Block['element']['text']['text'];
-
- $Block['element']['text']['text'] = $text;
-
return $Block;
}
@@ -383,13 +407,16 @@ protected function blockComment($Line)
return;
}
- if (isset($Line['text'][3]) and $Line['text'][3] === '-' and $Line['text'][2] === '-' and $Line['text'][1] === '!')
+ if (strpos($Line['text'], '<!--') === 0)
{
$Block = array(
- 'markup' => $Line['body'],
+ 'element' => array(
+ 'rawHtml' => $Line['body'],
+ 'autobreak' => true,
+ ),
);
- if (preg_match('/-->$/', $Line['text']))
+ if (strpos($Line['text'], '-->') !== false)
{
$Block['closed'] = true;
}
@@ -405,9 +432,9 @@ protected function blockCommentContinue($Line, array $Block)
return;
}
- $Block['markup'] .= "\n" . $Line['body'];
+ $Block['element']['rawHtml'] .= "\n" . $Line['body'];
- if (preg_match('/-->$/', $Line['text']))
+ if (strpos($Line['text'], '-->') !== false)
{
$Block['closed'] = true;
}
@@ -420,47 +447,56 @@ protected function blockCommentContinue($Line, array $Block)
protected function blockFencedCode($Line)
{
- if (preg_match('/^['.$Line['text'][0].']{3,}[ ]*([^`]+)?[ ]*$/', $Line['text'], $matches))
+ $marker = $Line['text'][0];
+
+ $openerLength = strspn($Line['text'], $marker);
+
+ if ($openerLength < 3)
{
- $Element = array(
- 'name' => 'code',
- 'text' => '',
- );
+ return;
+ }
- if (isset($matches[1]))
- {
- /**
- * https://www.w3.org/TR/2011/WD-html5-20110525/elements.html#classes
- * Every HTML element may have a class attribute specified.
- * The attribute, if specified, must have a value that is a set
- * of space-separated tokens representing the various classes
- * that the element belongs to.
- * [...]
- * The space characters, for the purposes of this specification,
- * are U+0020 SPACE, U+0009 CHARACTER TABULATION (tab),
- * U+000A LINE FEED (LF), U+000C FORM FEED (FF), and
- * U+000D CARRIAGE RETURN (CR).
- */
- $language = substr($matches[1], 0, strcspn($matches[1], " \t\n\f\r"));
-
- $class = 'language-'.$language;
-
- $Element['attributes'] = array(
- 'class' => $class,
- );
- }
+ $infostring = trim(substr($Line['text'], $openerLength), "\t ");
- $Block = array(
- 'char' => $Line['text'][0],
- 'element' => array(
- 'name' => 'pre',
- 'handler' => 'element',
- 'text' => $Element,
- ),
- );
+ if (strpos($infostring, '`') !== false)
+ {
+ return;
+ }
- return $Block;
+ $Element = array(
+ 'name' => 'code',
+ 'text' => '',
+ );
+
+ if ($infostring !== '')
+ {
+ /**
+ * https://www.w3.org/TR/2011/WD-html5-20110525/elements.html#classes
+ * Every HTML element may have a class attribute specified.
+ * The attribute, if specified, must have a value that is a set
+ * of space-separated tokens representing the various classes
+ * that the element belongs to.
+ * [...]
+ * The space characters, for the purposes of this specification,
+ * are U+0020 SPACE, U+0009 CHARACTER TABULATION (tab),
+ * U+000A LINE FEED (LF), U+000C FORM FEED (FF), and
+ * U+000D CARRIAGE RETURN (CR).
+ */
+ $language = substr($infostring, 0, strcspn($infostring, " \t\n\f\r"));
+
+ $Element['attributes'] = array('class' => "language-$language");
}
+
+ $Block = array(
+ 'char' => $marker,
+ 'openerLength' => $openerLength,
+ 'element' => array(
+ 'name' => 'pre',
+ 'element' => $Element,
+ ),
+ );
+
+ return $Block;
}
protected function blockFencedCodeContinue($Line, $Block)
@@ -472,31 +508,28 @@ protected function blockFencedCodeContinue($Line, $Block)
if (isset($Block['interrupted']))
{
- $Block['element']['text']['text'] .= "\n";
+ $Block['element']['element']['text'] .= str_repeat("\n", $Block['interrupted']);
unset($Block['interrupted']);
}
- if (preg_match('/^'.$Block['char'].'{3,}[ ]*$/', $Line['text']))
- {
- $Block['element']['text']['text'] = substr($Block['element']['text']['text'], 1);
+ if (($len = strspn($Line['text'], $Block['char'])) >= $Block['openerLength']
+ and chop(substr($Line['text'], $len), ' ') === ''
+ ) {
+ $Block['element']['element']['text'] = substr($Block['element']['element']['text'], 1);
$Block['complete'] = true;
return $Block;
}
- $Block['element']['text']['text'] .= "\n".$Line['body'];
+ $Block['element']['element']['text'] .= "\n" . $Line['body'];
return $Block;
}
protected function blockFencedCodeComplete($Block)
{
- $text = $Block['element']['text']['text'];
-
- $Block['element']['text']['text'] = $text;
-
return $Block;
}
@@ -505,71 +538,103 @@ protected function blockFencedCodeComplete($Block)
protected function blockHeader($Line)
{
- if (isset($Line['text'][1]))
+ $level = strspn($Line['text'], '#');
+
+ if ($level > 6)
{
- $level = 1;
+ return;
+ }
- while (isset($Line['text'][$level]) and $Line['text'][$level] === '#')
- {
- $level ++;
- }
+ $text = trim($Line['text'], '#');
- if ($level > 6)
- {
- return;
- }
+ if ($this->strictMode and isset($text[0]) and $text[0] !== ' ')
+ {
+ return;
+ }
- $text = trim($Line['text'], '# ');
+ $text = trim($text, ' ');
- $Block = array(
- 'element' => array(
- 'name' => 'h' . min(6, $level),
- 'text' => $text,
- 'handler' => 'line',
- ),
- );
+ $Block = array(
+ 'element' => array(
+ 'name' => 'h' . $level,
+ 'handler' => array(
+ 'function' => 'lineElements',
+ 'argument' => $text,
+ 'destination' => 'elements',
+ )
+ ),
+ );
- return $Block;
- }
+ return $Block;
}
#
# List
- protected function blockList($Line)
+ protected function blockList($Line, array $CurrentBlock = null)
{
- list($name, $pattern) = $Line['text'][0] <= '-' ? array('ul', '[*+-]') : array('ol', '[0-9]+[.]');
+ list($name, $pattern) = $Line['text'][0] <= '-' ? array('ul', '[*+-]') : array('ol', '[0-9]{1,9}+[.\)]');
- if (preg_match('/^('.$pattern.'[ ]+)(.*)/', $Line['text'], $matches))
+ if (preg_match('/^('.$pattern.'([ ]++|$))(.*+)/', $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 = array(
'indent' => $Line['indent'],
'pattern' => $pattern,
+ 'data' => array(
+ 'type' => $name,
+ 'marker' => $matches[1],
+ 'markerType' => ($name === 'ul' ? $markerWithoutWhitespace : substr($markerWithoutWhitespace, -1)),
+ ),
'element' => array(
'name' => $name,
- 'handler' => 'elements',
+ 'elements' => array(),
),
);
+ $Block['data']['markerTypeRegex'] = preg_quote($Block['data']['markerType'], '/');
- if($name === 'ol')
+ if ($name === 'ol')
{
- $listStart = stristr($matches[0], '.', true);
+ $listStart = ltrim(strstr($matches[1], $Block['data']['markerType'], true), '0') ?: '0';
- if($listStart !== '1')
+ if ($listStart !== '1')
{
+ if (
+ isset($CurrentBlock)
+ and $CurrentBlock['type'] === 'Paragraph'
+ and ! isset($CurrentBlock['interrupted'])
+ ) {
+ return;
+ }
+
$Block['element']['attributes'] = array('start' => $listStart);
}
}
$Block['li'] = array(
'name' => 'li',
- 'handler' => 'li',
- 'text' => array(
- $matches[2],
- ),
+ 'handler' => array(
+ 'function' => 'li',
+ 'argument' => !empty($matches[3]) ? array($matches[3]) : array(),
+ 'destination' => 'elements'
+ )
);
- $Block['element']['text'] []= & $Block['li'];
+ $Block['element']['elements'] []= & $Block['li'];
return $Block;
}
@@ -577,11 +642,27 @@ protected function blockList($Line)
protected function blockListContinue($Line, array $Block)
{
- if ($Block['indent'] === $Line['indent'] and preg_match('/^'.$Block['pattern'].'(?:[ ]+(.*)|$)/', $Line['text'], $matches))
+ if (isset($Block['interrupted']) and empty($Block['li']['handler']['argument']))
{
+ return null;
+ }
+
+ $requiredIndent = ($Block['indent'] + strlen($Block['data']['marker']));
+
+ if ($Line['indent'] < $requiredIndent
+ and (
+ (
+ $Block['data']['type'] === 'ol'
+ and preg_match('/^[0-9]++'.$Block['data']['markerTypeRegex'].'(?:[ ]++(.*)|$)/', $Line['text'], $matches)
+ ) or (
+ $Block['data']['type'] === 'ul'
+ and preg_match('/^'.$Block['data']['markerTypeRegex'].'(?:[ ]++(.*)|$)/', $Line['text'], $matches)
+ )
+ )
+ ) {
if (isset($Block['interrupted']))
{
- $Block['li']['text'] []= '';
+ $Block['li']['handler']['argument'] []= '';
$Block['loose'] = true;
@@ -592,42 +673,54 @@ protected function blockListContinue($Line, array $Block)
$text = isset($matches[1]) ? $matches[1] : '';
+ $Block['indent'] = $Line['indent'];
+
$Block['li'] = array(
'name' => 'li',
- 'handler' => 'li',
- 'text' => array(
- $text,
- ),
+ 'handler' => array(
+ 'function' => 'li',
+ 'argument' => array($text),
+ 'destination' => 'elements'
+ )
);
- $Block['element']['text'] []= & $Block['li'];
+ $Block['element']['elements'] []= & $Block['li'];
return $Block;
}
+ elseif ($Line['indent'] < $requiredIndent and $this->blockList($Line))
+ {
+ return null;
+ }
if ($Line['text'][0] === '[' and $this->blockReference($Line))
{
return $Block;
}
- if ( ! isset($Block['interrupted']))
+ if ($Line['indent'] >= $requiredIndent)
{
- $text = preg_replace('/^[ ]{0,4}/', '', $Line['body']);
+ if (isset($Block['interrupted']))
+ {
+ $Block['li']['handler']['argument'] []= '';
- $Block['li']['text'] []= $text;
+ $Block['loose'] = true;
+
+ unset($Block['interrupted']);
+ }
+
+ $text = substr($Line['body'], $requiredIndent);
+
+ $Block['li']['handler']['argument'] []= $text;
return $Block;
}
- if ($Line['indent'] > 0)
+ if ( ! isset($Block['interrupted']))
{
- $Block['li']['text'] []= '';
+ $text = preg_replace('/^[ ]{0,'.$requiredIndent.'}+/', '', $Line['body']);
- $text = preg_replace('/^[ ]{0,4}/', '', $Line['body']);
-
- $Block['li']['text'] []= $text;
-
- unset($Block['interrupted']);
+ $Block['li']['handler']['argument'] []= $text;
return $Block;
}
@@ -637,11 +730,11 @@ protected function blockListComplete(array $Block)
{
if (isset($Block['loose']))
{
- foreach ($Block['element']['text'] as &$li)
+ foreach ($Block['element']['elements'] as &$li)
{
- if (end($li['text']) !== '')
+ if (end($li['handler']['argument']) !== '')
{
- $li['text'] []= '';
+ $li['handler']['argument'] []= '';
}
}
}
@@ -654,13 +747,16 @@ protected function blockListComplete(array $Block)
protected function blockQuote($Line)
{
- if (preg_match('/^>[ ]?(.*)/', $Line['text'], $matches))
+ if (preg_match('/^>[ ]?+(.*+)/', $Line['text'], $matches))
{
$Block = array(
'element' => array(
'name' => 'blockquote',
- 'handler' => 'lines',
- 'text' => (array) $matches[1],
+ 'handler' => array(
+ 'function' => 'linesElements',
+ 'argument' => (array) $matches[1],
+ 'destination' => 'elements',
+ )
),
);
@@ -670,23 +766,21 @@ protected function blockQuote($Line)
protected function blockQuoteContinue($Line, array $Block)
{
- if ($Line['text'][0] === '>' and preg_match('/^>[ ]?(.*)/', $Line['text'], $matches))
+ if (isset($Block['interrupted']))
{
- if (isset($Block['interrupted']))
- {
- $Block['element']['text'] []= '';
-
- unset($Block['interrupted']);
- }
+ return;
+ }
- $Block['element']['text'] []= $matches[1];
+ if ($Line['text'][0] === '>' and preg_match('/^>[ ]?+(.*+)/', $Line['text'], $matches))
+ {
+ $Block['element']['handler']['argument'] []= $matches[1];
return $Block;
}
if ( ! isset($Block['interrupted']))
{
- $Block['element']['text'] []= $Line['text'];
+ $Block['element']['handler']['argument'] []= $Line['text'];
return $Block;
}
@@ -697,11 +791,13 @@ protected function blockQuoteContinue($Line, array $Block)
protected function blockRule($Line)
{
- if (preg_match('/^(['.$Line['text'][0].'])([ ]*\1){2,}[ ]*$/', $Line['text']))
+ $marker = $Line['text'][0];
+
+ if (substr_count($Line['text'], $marker) >= 3 and chop($Line['text'], " $marker") === '')
{
$Block = array(
'element' => array(
- 'name' => 'hr'
+ 'name' => 'hr',
),
);
@@ -714,12 +810,12 @@ protected function blockRule($Line)
protected function blockSetextHeader($Line, array $Block = null)
{
- if ( ! isset($Block) or isset($Block['type']) or isset($Block['interrupted']))
+ if ( ! isset($Block) or $Block['type'] !== 'Paragraph' or isset($Block['interrupted']))
{
return;
}
- if (chop($Line['text'], $Line['text'][0]) === '')
+ if ($Line['indent'] < 4 and chop(chop($Line['text'], ' '), $Line['text'][0]) === '')
{
$Block['element']['name'] = $Line['text'][0] === '=' ? 'h1' : 'h2';
@@ -737,7 +833,7 @@ protected function blockMarkup($Line)
return;
}
- if (preg_match('/^<(\w[\w-]*)(?:[ ]*'.$this->regexHtmlAttribute.')*[ ]*(\/)?>/', $Line['text'], $matches))
+ if (preg_match('/^<[\/]?+(\w*)(?:[ ]*+'.$this->regexHtmlAttribute.')*+[ ]*+(\/)?>/', $Line['text'], $matches))
{
$element = strtolower($matches[1]);
@@ -748,72 +844,24 @@ protected function blockMarkup($Line)
$Block = array(
'name' => $matches[1],
- 'depth' => 0,
- 'markup' => $Line['text'],
+ 'element' => array(
+ 'rawHtml' => $Line['text'],
+ 'autobreak' => true,
+ ),
);
- $length = strlen($matches[0]);
-
- $remainder = substr($Line['text'], $length);
-
- if (trim($remainder) === '')
- {
- if (isset($matches[2]) or in_array($matches[1], $this->voidElements))
- {
- $Block['closed'] = true;
-
- $Block['void'] = true;
- }
- }
- else
- {
- if (isset($matches[2]) or in_array($matches[1], $this->voidElements))
- {
- return;
- }
-
- if (preg_match('/<\/'.$matches[1].'>[ ]*$/i', $remainder))
- {
- $Block['closed'] = true;
- }
- }
-
return $Block;
}
}
protected function blockMarkupContinue($Line, array $Block)
{
- if (isset($Block['closed']))
+ if (isset($Block['closed']) or isset($Block['interrupted']))
{
return;
}
- if (preg_match('/^<'.$Block['name'].'(?:[ ]*'.$this->regexHtmlAttribute.')*[ ]*>/i', $Line['text'])) # open
- {
- $Block['depth'] ++;
- }
-
- if (preg_match('/(.*?)<\/'.$Block['name'].'>[ ]*$/i', $Line['text'], $matches)) # close
- {
- if ($Block['depth'] > 0)
- {
- $Block['depth'] --;
- }
- else
- {
- $Block['closed'] = true;
- }
- }
-
- if (isset($Block['interrupted']))
- {
- $Block['markup'] .= "\n";
-
- unset($Block['interrupted']);
- }
-
- $Block['markup'] .= "\n".$Line['body'];
+ $Block['element']['rawHtml'] .= "\n" . $Line['body'];
return $Block;
}
@@ -823,24 +871,20 @@ protected function blockMarkupContinue($Line, array $Block)
protected function blockReference($Line)
{
- if (preg_match('/^\[(.+?)\]:[ ]*<?(\S+?)>?(?:[ ]+["\'(](.+)["\')])?[ ]*$/', $Line['text'], $matches))
- {
+ if (strpos($Line['text'], ']') !== false
+ and preg_match('/^\[(.+?)\]:[ ]*+<?(\S+?)>?(?:[ ]+["\'(](.+)["\')])?[ ]*+$/', $Line['text'], $matches)
+ ) {
$id = strtolower($matches[1]);
$Data = array(
'url' => $matches[2],
- 'title' => null,
+ 'title' => isset($matches[3]) ? $matches[3] : null,
);
- if (isset($matches[3]))
- {
- $Data['title'] = $matches[3];
- }
-
$this->DefinitionData['Reference'][$id] = $Data;
$Block = array(
- 'hidden' => true,
+ 'element' => array(),
);
return $Block;
@@ -852,109 +896,125 @@ protected function blockReference($Line)
protected function blockTable($Line, array $Block = null)
{
- if ( ! isset($Block) or isset($Block['type']) or isset($Block['interrupted']))
+ if ( ! isset($Block) or $Block['type'] !== 'Paragraph' or isset($Block['interrupted']))
{
return;
}
- if (strpos($Block['element']['text'], '|') !== false and chop($Line['text'], ' -:|') === '')
+ if (
+ strpos($Block['element']['handler']['argument'], '|') === false
+ and strpos($Line['text'], '|') === false
+ and strpos($Line['text'], ':') === false
+ or strpos($Block['element']['handler']['argument'], "\n") !== false
+ ) {
+ return;
+ }
+
+ if (chop($Line['text'], ' -:|') !== '')
{
- $alignments = array();
+ return;
+ }
- $divider = $Line['text'];
+ $alignments = array();
- $divider = trim($divider);
- $divider = trim($divider, '|');
+ $divider = $Line['text'];
- $dividerCells = explode('|', $divider);
+ $divider = trim($divider);
+ $divider = trim($divider, '|');
- foreach ($dividerCells as $dividerCell)
- {
- $dividerCell = trim($dividerCell);
+ $dividerCells = explode('|', $divider);
- if ($dividerCell === '')
- {
- continue;
- }
+ foreach ($dividerCells as $dividerCell)
+ {
+ $dividerCell = trim($dividerCell);
- $alignment = null;
+ if ($dividerCell === '')
+ {
+ return;
+ }
- if ($dividerCell[0] === ':')
- {
- $alignment = 'left';
- }
+ $alignment = null;
- if (substr($dividerCell, - 1) === ':')
- {
- $alignment = $alignment === 'left' ? 'center' : 'right';
- }
+ if ($dividerCell[0] === ':')
+ {
+ $alignment = 'left';
+ }
- $alignments []= $alignment;
+ if (substr($dividerCell, - 1) === ':')
+ {
+ $alignment = $alignment === 'left' ? 'center' : 'right';
}
- # ~
+ $alignments []= $alignment;
+ }
- $HeaderElements = array();
+ # ~
- $header = $Block['element']['text'];
+ $HeaderElements = array();
- $header = trim($header);
- $header = trim($header, '|');
+ $header = $Block['element']['handler']['argument'];
- $headerCells = explode('|', $header);
+ $header = trim($header);
+ $header = trim($header, '|');
- foreach ($headerCells as $index => $headerCell)
- {
- $headerCell = trim($headerCell);
+ $headerCells = explode('|', $header);
- $HeaderElement = array(
- 'name' => 'th',
- 'text' => $headerCell,
- 'handler' => 'line',
- );
+ if (count($headerCells) !== count($alignments))
+ {
+ return;
+ }
- if (isset($alignments[$index]))
- {
- $alignment = $alignments[$index];
+ foreach ($headerCells as $index => $headerCell)
+ {
+ $headerCell = trim($headerCell);
- $HeaderElement['attributes'] = array(
- 'style' => 'text-align: '.$alignment.';',
- );
- }
+ $HeaderElement = array(
+ 'name' => 'th',
+ 'handler' => array(
+ 'function' => 'lineElements',
+ 'argument' => $headerCell,
+ 'destination' => 'elements',
+ )
+ );
- $HeaderElements []= $HeaderElement;
+ if (isset($alignments[$index]))
+ {
+ $alignment = $alignments[$index];
+
+ $HeaderElement['attributes'] = array(
+ 'style' => "text-align: $alignment;",
+ );
}
- # ~
+ $HeaderElements []= $HeaderElement;
+ }
- $Block = array(
- 'alignments' => $alignments,
- 'identified' => true,
- 'element' => array(
- 'name' => 'table',
- 'handler' => 'elements',
- ),
- );
+ # ~
- $Block['element']['text'] []= array(
- 'name' => 'thead',
- 'handler' => 'elements',
- );
+ $Block = array(
+ 'alignments' => $alignments,
+ 'identified' => true,
+ 'element' => array(
+ 'name' => 'table',
+ 'elements' => array(),
+ ),
+ );
- $Block['element']['text'] []= array(
- 'name' => 'tbody',
- 'handler' => 'elements',
- 'text' => array(),
- );
+ $Block['element']['elements'] []= array(
+ 'name' => 'thead',
+ );
- $Block['element']['text'][0]['text'] []= array(
- 'name' => 'tr',
- 'handler' => 'elements',
- 'text' => $HeaderElements,
- );
+ $Block['element']['elements'] []= array(
+ 'name' => 'tbody',
+ 'elements' => array(),
+ );
- return $Block;
- }
+ $Block['element']['elements'][0]['elements'] []= array(
+ 'name' => 'tr',
+ 'elements' => $HeaderElements,
+ );
+
+ return $Block;
}
protected function blockTableContinue($Line, array $Block)
@@ -964,7 +1024,7 @@ protected function blockTableContinue($Line, array $Block)
return;
}
- if ($Line['text'][0] === '|' or strpos($Line['text'], '|'))
+ if (count($Block['alignments']) === 1 or $Line['text'][0] === '|' or strpos($Line['text'], '|'))
{
$Elements = array();
@@ -973,22 +1033,27 @@ protected function blockTableContinue($Line, array $Block)
$row = trim($row);
$row = trim($row, '|');
- preg_match_all('/(?:(\\\\[|])|[^|`]|`[^`]+`|`)+/', $row, $matches);
+ preg_match_all('/(?:(\\\\[|])|[^|`]|`[^`]++`|`)++/', $row, $matches);
+
+ $cells = array_slice($matches[0], 0, count($Block['alignments']));
- foreach ($matches[0] as $index => $cell)
+ foreach ($cells as $index => $cell)
{
$cell = trim($cell);
$Element = array(
'name' => 'td',
- 'handler' => 'line',
- 'text' => $cell,
+ 'handler' => array(
+ 'function' => 'lineElements',
+ 'argument' => $cell,
+ 'destination' => 'elements',
+ )
);
if (isset($Block['alignments'][$index]))
{
$Element['attributes'] = array(
- 'style' => 'text-align: '.$Block['alignments'][$index].';',
+ 'style' => 'text-align: ' . $Block['alignments'][$index] . ';',
);
}
@@ -997,11 +1062,10 @@ protected function blockTableContinue($Line, array $Block)
$Element = array(
'name' => 'tr',
- 'handler' => 'elements',
- 'text' => $Elements,
+ 'elements' => $Elements,
);
- $Block['element']['text'][1]['text'] []= $Element;
+ $Block['element']['elements'][1]['elements'] []= $Element;
return $Block;
}
@@ -1013,13 +1077,27 @@ protected function blockTableContinue($Line, array $Block)
protected function paragraph($Line)
{
- $Block = array(
+ return array(
+ 'type' => 'Paragraph',
'element' => array(
'name' => 'p',
- 'text' => $Line['text'],
- 'handler' => 'line',
+ 'handler' => array(
+ 'function' => 'lineElements',
+ 'argument' => $Line['text'],
+ 'destination' => 'elements',
+ ),
),
);
+ }
+
+ protected function paragraphContinue($Line, array $Block)
+ {
+ if (isset($Block['interrupted']))
+ {
+ return;
+ }
+
+ $Block['element']['handler']['argument'] .= "\n".$Line['text'];
return $Block;
}
@@ -1029,13 +1107,11 @@ protected function paragraph($Line)
#
protected $InlineTypes = array(
- '"' => array('SpecialCharacter'),
'!' => array('Image'),
'&' => array('SpecialCharacter'),
'*' => array('Emphasis'),
':' => array('Url'),
- '<' => array('UrlTag', 'EmailTag', 'Markup', 'SpecialCharacter'),
- '>' => array('SpecialCharacter'),
+ '<' => array('UrlTag', 'EmailTag', 'Markup'),
'[' => array('Link'),
'_' => array('Emphasis'),
'`' => array('Code'),
@@ -1045,15 +1121,28 @@ protected function paragraph($Line)
# ~
- protected $inlineMarkerList = '!"*_&[:<>`~\\';
+ protected $inlineMarkerList = '!*_&[:<`~\\';
#
# ~
#
- public function line($text, $nonNestables=array())
+ public function line($text, $nonNestables = array())
{
- $markup = '';
+ return $this->elements($this->lineElements($text, $nonNestables));
+ }
+
+ protected function lineElements($text, $nonNestables = array())
+ {
+ # standardize line breaks
+ $text = str_replace(array("\r\n", "\r"), "\n", $text);
+
+ $Elements = array();
+
+ $nonNestables = (empty($nonNestables)
+ ? array()
+ : array_combine($nonNestables, $nonNestables)
+ );
# $excerpt is based on the first occurrence of a marker
@@ -1061,7 +1150,7 @@ public function line($text, $nonNestables=array())
{
$marker = $excerpt[0];
- $markerPosition = strpos($text, $marker);
+ $markerPosition = strlen($text) - strlen($excerpt);
$Excerpt = array('text' => $excerpt, 'context' => $text);
@@ -1069,12 +1158,12 @@ public function line($text, $nonNestables=array())
{
# check to see if the current inline type is nestable in the current context
- if ( ! empty($nonNestables) and in_array($inlineType, $nonNestables))
+ if (isset($nonNestables[$inlineType]))
{
continue;
}
- $Inline = $this->{'inline'.$inlineType}($Excerpt);
+ $Inline = $this->{"inline$inlineType"}($Excerpt);
if ( ! isset($Inline))
{
@@ -1097,19 +1186,21 @@ public function line($text, $nonNestables=array())
# cause the new element to 'inherit' our non nestables
- foreach ($nonNestables as $non_nestable)
- {
- $Inline['element']['nonNestables'][] = $non_nestable;
- }
+
+ $Inline['element']['nonNestables'] = isset($Inline['element']['nonNestables'])
+ ? array_merge($Inline['element']['nonNestables'], $nonNestables)
+ : $nonNestables
+ ;
# the text that comes before the inline
$unmarkedText = substr($text, 0, $Inline['position']);
# compile the unmarked text
- $markup .= $this->unmarkedText($unmarkedText);
+ $InlineText = $this->inlineText($unmarkedText);
+ $Elements[] = $InlineText['element'];
# compile the inline
- $markup .= isset($Inline['markup']) ? $Inline['markup'] : $this->element($Inline['element']);
+ $Elements[] = $this->extractElement($Inline);
# remove the examined text
$text = substr($text, $Inline['position'] + $Inline['extent']);
@@ -1121,28 +1212,57 @@ public function line($text, $nonNestables=array())
$unmarkedText = substr($text, 0, $markerPosition + 1);
- $markup .= $this->unmarkedText($unmarkedText);
+ $InlineText = $this->inlineText($unmarkedText);
+ $Elements[] = $InlineText['element'];
$text = substr($text, $markerPosition + 1);
}
- $markup .= $this->unmarkedText($text);
+ $InlineText = $this->inlineText($text);
+ $Elements[] = $InlineText['element'];
- return $markup;
+ foreach ($Elements as &$Element)
+ {
+ if ( ! isset($Element['autobreak']))
+ {
+ $Element['autobreak'] = false;
+ }
+ }
+
+ return $Elements;
}
#
# ~
#
+ protected function inlineText($text)
+ {
+ $Inline = array(
+ 'extent' => strlen($text),
+ 'element' => array(),
+ );
+
+ $Inline['element']['elements'] = self::pregReplaceElements(
+ $this->breaksEnabled ? '/[ ]*+\n/' : '/(?:[ ]*+\\\\|[ ]{2,}+)\n/',
+ array(
+ array('name' => 'br'),
+ array('text' => "\n"),
+ ),
+ $text
+ );
+
+ return $Inline;
+ }
+
protected function inlineCode($Excerpt)
{
$marker = $Excerpt['text'][0];
- if (preg_match('/^('.$marker.'+)[ ]*(.+?)[ ]*(?<!'.$marker.')\1(?!'.$marker.')/s', $Excerpt['text'], $matches))
+ if (preg_match('/^(['.$marker.']++)[ ]*+(.+?)[ ]*+(?<!['.$marker.'])\1(?!'.$marker.')/s', $Excerpt['text'], $matches))
{
$text = $matches[2];
- $text = preg_replace("/[ ]*\n/", ' ', $text);
+ $text = preg_replace('/[ ]*+\n/', ' ', $text);
return array(
'extent' => strlen($matches[0]),
@@ -1156,13 +1276,19 @@ protected function inlineCode($Excerpt)
protected function inlineEmailTag($Excerpt)
{
- if (strpos($Excerpt['text'], '>') !== false and preg_match('/^<((mailto:)?\S+?@\S+?)>/i', $Excerpt['text'], $matches))
- {
+ $hostnameLabel = '[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?';
+
+ $commonMarkEmail = '[a-zA-Z0-9.!#$%&\'*+\/=?^_`{|}~-]++@'
+ . $hostnameLabel . '(?:\.' . $hostnameLabel . ')*';
+
+ if (strpos($Excerpt['text'], '>') !== false
+ and preg_match("/^<((mailto:)?$commonMarkEmail)>/i", $Excerpt['text'], $matches)
+ ){
$url = $matches[1];
if ( ! isset($matches[2]))
{
- $url = 'mailto:' . $url;
+ $url = "mailto:$url";
}
return array(
@@ -1204,8 +1330,11 @@ protected function inlineEmphasis($Excerpt)
'extent' => strlen($matches[0]),
'element' => array(
'name' => $emphasis,
- 'handler' => 'line',
- 'text' => $matches[1],
+ 'handler' => array(
+ 'function' => 'lineElements',
+ 'argument' => $matches[1],
+ 'destination' => 'elements',
+ )
),
);
}
@@ -1215,7 +1344,7 @@ protected function inlineEscapeSequence($Excerpt)
if (isset($Excerpt['text'][1]) and in_array($Excerpt['text'][1], $this->specialCharacters))
{
return array(
- 'markup' => $Excerpt['text'][1],
+ 'element' => array('rawHtml' => $Excerpt['text'][1]),
'extent' => 2,
);
}
@@ -1243,8 +1372,9 @@ protected function inlineImage($Excerpt)
'name' => 'img',
'attributes' => array(
'src' => $Link['element']['attributes']['href'],
- 'alt' => $Link['element']['text'],
+ 'alt' => $Link['element']['handler']['argument'],
),
+ 'autobreak' => true,
),
);
@@ -1259,9 +1389,12 @@ protected function inlineLink($Excerpt)
{
$Element = array(
'name' => 'a',
- 'handler' => 'line',
+ 'handler' => array(
+ 'function' => 'lineElements',
+ 'argument' => null,
+ 'destination' => 'elements',
+ ),
'nonNestables' => array('Url', 'Link'),
- 'text' => null,
'attributes' => array(
'href' => null,
'title' => null,
@@ -1274,7 +1407,7 @@ protected function inlineLink($Excerpt)
if (preg_match('/\[((?:[^][]++|(?R))*+)\]/', $remainder, $matches))
{
- $Element['text'] = $matches[1];
+ $Element['handler']['argument'] = $matches[1];
$extent += strlen($matches[0]);
@@ -1285,7 +1418,7 @@ protected function inlineLink($Excerpt)
return;
}
- if (preg_match('/^[(]\s*+((?:[^ ()]++|[(][^ )]+[)])++)(?:[ ]+("[^"]*"|\'[^\']*\'))?\s*[)]/', $remainder, $matches))
+ if (preg_match('/^[(]\s*+((?:[^ ()]++|[(][^ )]+[)])++)(?:[ ]+("[^"]*+"|\'[^\']*+\'))?\s*+[)]/', $remainder, $matches))
{
$Element['attributes']['href'] = $matches[1];
@@ -1300,14 +1433,14 @@ protected function inlineLink($Excerpt)
{
if (preg_match('/^\s*\[(.*?)\]/', $remainder, $matches))
{
- $definition = strlen($matches[1]) ? $matches[1] : $Element['text'];
+ $definition = strlen($matches[1]) ? $matches[1] : $Element['handler']['argument'];
$definition = strtolower($definition);
$extent += strlen($matches[0]);
}
else
{
- $definition = strtolower($Element['text']);
+ $definition = strtolower($Element['handler']['argument']);
}
if ( ! isset($this->DefinitionData['Reference'][$definition]))
@@ -1334,26 +1467,26 @@ protected function inlineMarkup($Excerpt)
return;
}
- if ($Excerpt['text'][1] === '/' and preg_match('/^<\/\w[\w-]*[ ]*>/s', $Excerpt['text'], $matches))
+ if ($Excerpt['text'][1] === '/' and preg_match('/^<\/\w[\w-]*+[ ]*+>/s', $Excerpt['text'], $matches))
{
return array(
- 'markup' => $matches[0],
+ 'element' => array('rawHtml' => $matches[0]),
'extent' => strlen($matches[0]),
);
}
- if ($Excerpt['text'][1] === '!' and preg_match('/^<!---?[^>-](?:-?[^-])*-->/s', $Excerpt['text'], $matches))
+ if ($Excerpt['text'][1] === '!' and preg_match('/^<!---?[^>-](?:-?+[^-])*-->/s', $Excerpt['text'], $matches))
{
return array(
- 'markup' => $matches[0],
+ 'element' => array('rawHtml' => $matches[0]),
'extent' => strlen($matches[0]),
);
}
- if ($Excerpt['text'][1] !== ' ' and preg_match('/^<\w[\w-]*(?:[ ]*'.$this->regexHtmlAttribute.')*[ ]*\/?>/s', $Excerpt['text'], $matches))
+ if ($Excerpt['text'][1] !== ' ' and preg_match('/^<\w[\w-]*+(?:[ ]*+'.$this->regexHtmlAttribute.')*+[ ]*+\/?>/s', $Excerpt['text'], $matches))
{
return array(
- 'markup' => $matches[0],
+ 'element' => array('rawHtml' => $matches[0]),
'extent' => strlen($matches[0]),
);
}
@@ -1361,23 +1494,16 @@ protected function inlineMarkup($Excerpt)
protected function inlineSpecialCharacter($Excerpt)
{
- if ($Excerpt['text'][0] === '&' and ! preg_match('/^&#?\w+;/', $Excerpt['text']))
- {
+ if (substr($Excerpt['text'], 1, 1) !== ' ' and strpos($Excerpt['text'], ';') !== false
+ and preg_match('/^&(#?+[0-9a-zA-Z]++);/', $Excerpt['text'], $matches)
+ ) {
return array(
- 'markup' => '&',
- 'extent' => 1,
+ 'element' => array('rawHtml' => '&' . $matches[1] . ';'),
+ 'extent' => strlen($matches[0]),
);
}
- $SpecialCharacter = array('>' => 'gt', '<' => 'lt', '"' => 'quot');
-
- if (isset($SpecialCharacter[$Excerpt['text'][0]]))
- {
- return array(
- 'markup' => '&'.$SpecialCharacter[$Excerpt['text'][0]].';',
- 'extent' => 1,
- );
- }
+ return;
}
protected function inlineStrikethrough($Excerpt)
@@ -1393,8 +1519,11 @@ protected function inlineStrikethrough($Excerpt)
'extent' => strlen($matches[0]),
'element' => array(
'name' => 'del',
- 'text' => $matches[1],
- 'handler' => 'line',
+ 'handler' => array(
+ 'function' => 'lineElements',
+ 'argument' => $matches[1],
+ 'destination' => 'elements',
+ )
),
);
}
@@ -1407,8 +1536,9 @@ protected function inlineUrl($Excerpt)
return;
}
- if (preg_match('/\bhttps?:[\/]{2}[^\s<]+\b\/*/ui', $Excerpt['context'], $matches, PREG_OFFSET_CAPTURE))
- {
+ if (strpos($Excerpt['context'], 'http') !== false
+ and preg_match('/\bhttps?+:[\/]{2}[^\s<]+\b\/*+/ui', $Excerpt['context'], $matches, PREG_OFFSET_CAPTURE)
+ ) {
$url = $matches[0][0];
$Inline = array(
@@ -1429,7 +1559,7 @@ protected function inlineUrl($Excerpt)
protected function inlineUrlTag($Excerpt)
{
- if (strpos($Excerpt['text'], '>') !== false and preg_match('/^<(\w+:\/{2}[^ >]+)>/i', $Excerpt['text'], $matches))
+ if (strpos($Excerpt['text'], '>') !== false and preg_match('/^<(\w++:\/{2}[^ >]++)>/i', $Excerpt['text'], $matches))
{
$url = $matches[1];
@@ -1450,22 +1580,111 @@ protected function inlineUrlTag($Excerpt)
protected function unmarkedText($text)
{
- if ($this->breaksEnabled)
+ $Inline = $this->inlineText($text);
+ return $this->element($Inline['element']);
+ }
+
+ #
+ # Handlers
+ #
+
+ protected function handle(array $Element)
+ {
+ if (isset($Element['handler']))
{
- $text = preg_replace('/[ ]*\n/', "<br />\n", $text);
+ if (!isset($Element['nonNestables']))
+ {
+ $Element['nonNestables'] = array();
+ }
+
+ if (is_string($Element['handler']))
+ {
+ $function = $Element['handler'];
+ $argument = $Element['text'];
+ unset($Element['text']);
+ $destination = 'rawHtml';
+ }
+ else
+ {
+ $function = $Element['handler']['function'];
+ $argument = $Element['handler']['argument'];
+ $destination = $Element['handler']['destination'];
+ }
+
+ $Element[$destination] = $this->{$function}($argument, $Element['nonNestables']);
+
+ if ($destination === 'handler')
+ {
+ $Element = $this->handle($Element);
+ }
+
+ unset($Element['handler']);
}
- else
+
+ return $Element;
+ }
+
+ protected function handleElementRecursive(array $Element)
+ {
+ return $this->elementApplyRecursive(array($this, 'handle'), $Element);
+ }
+
+ protected function handleElementsRecursive(array $Elements)
+ {
+ return $this->elementsApplyRecursive(array($this, 'handle'), $Elements);
+ }
+
+ protected function elementApplyRecursive($closure, array $Element)
+ {
+ $Element = call_user_func($closure, $Element);
+
+ if (isset($Element['elements']))
+ {
+ $Element['elements'] = $this->elementsApplyRecursive($closure, $Element['elements']);
+ }
+ elseif (isset($Element['element']))
{
- $text = preg_replace('/(?:[ ][ ]+|[ ]*\\\\)\n/', "<br />\n", $text);
- $text = str_replace(" \n", "\n", $text);
+ $Element['element'] = $this->elementApplyRecursive($closure, $Element['element']);
}
- return $text;
+ return $Element;
}
- #
- # Handlers
- #
+ protected function elementApplyRecursiveDepthFirst($closure, array $Element)
+ {
+ if (isset($Element['elements']))
+ {
+ $Element['elements'] = $this->elementsApplyRecursiveDepthFirst($closure, $Element['elements']);
+ }
+ elseif (isset($Element['element']))
+ {
+ $Element['element'] = $this->elementsApplyRecursiveDepthFirst($closure, $Element['element']);
+ }
+
+ $Element = call_user_func($closure, $Element);
+
+ return $Element;
+ }
+
+ protected function elementsApplyRecursive($closure, array $Elements)
+ {
+ foreach ($Elements as &$Element)
+ {
+ $Element = $this->elementApplyRecursive($closure, $Element);
+ }
+
+ return $Elements;
+ }
+
+ protected function elementsApplyRecursiveDepthFirst($closure, array $Elements)
+ {
+ foreach ($Elements as &$Element)
+ {
+ $Element = $this->elementApplyRecursiveDepthFirst($closure, $Element);
+ }
+
+ return $Elements;
+ }
protected function element(array $Element)
{
@@ -1474,42 +1693,76 @@ protected function element(array $Element)
$Element = $this->sanitiseElement($Element);
}
- $markup = '<'.$Element['name'];
+ # identity map if element has no handler
+ $Element = $this->handle($Element);
+
+ $hasName = isset($Element['name']);
- if (isset($Element['attributes']))
+ $markup = '';
+
+ if ($hasName)
{
- foreach ($Element['attributes'] as $name => $value)
+ $markup .= '<' . $Element['name'];
+
+ if (isset($Element['attributes']))
{
- if ($value === null)
+ foreach ($Element['attributes'] as $name => $value)
{
- continue;
- }
+ if ($value === null)
+ {
+ continue;
+ }
- $markup .= ' '.$name.'="'.self::escape($value).'"';
+ $markup .= " $name=\"".self::escape($value).'"';
+ }
}
}
+ $permitRawHtml = false;
+
if (isset($Element['text']))
{
- $markup .= '>';
+ $text = $Element['text'];
+ }
+ // very strongly consider an alternative if you're writing an
+ // extension
+ elseif (isset($Element['rawHtml']))
+ {
+ $text = $Element['rawHtml'];
+
+ $allowRawHtmlInSafeMode = isset($Element['allowRawHtmlInSafeMode']) && $Element['allowRawHtmlInSafeMode'];
+ $permitRawHtml = !$this->safeMode || $allowRawHtmlInSafeMode;
+ }
+
+ $hasContent = isset($text) || isset($Element['element']) || isset($Element['elements']);
+
+ if ($hasContent)
+ {
+ $markup .= $hasName ? '>' : '';
- if (!isset($Element['nonNestables']))
+ if (isset($Element['elements']))
{
- $Element['nonNestables'] = array();
+ $markup .= $this->elements($Element['elements']);
}
-
- if (isset($Element['handler']))
+ elseif (isset($Element['element']))
{
- $markup .= $this->{$Element['handler']}($Element['text'], $Element['nonNestables']);
+ $markup .= $this->element($Element['element']);
}
else
{
- $markup .= self::escape($Element['text'], true);
+ if (!$permitRawHtml)
+ {
+ $markup .= self::escape($text, true);
+ }
+ else
+ {
+ $markup .= $text;
+ }
}
- $markup .= '</'.$Element['name'].'>';
+ $markup .= $hasName ? '</' . $Element['name'] . '>' : '';
}
- else
+ elseif ($hasName)
{
$markup .= ' />';
}
@@ -1521,12 +1774,26 @@ protected function elements(array $Elements)
{
$markup = '';
+ $autoBreak = true;
+
foreach ($Elements as $Element)
{
- $markup .= "\n" . $this->element($Element);
+ if (empty($Element))
+ {
+ continue;
+ }
+
+ $autoBreakNext = (isset($Element['autobreak'])
+ ? $Element['autobreak'] : isset($Element['name'])
+ );
+ // (autobreak === false) covers both sides of an element
+ $autoBreak = !$autoBreak ? $autoBreak : $autoBreakNext;
+
+ $markup .= ($autoBreak ? "\n" : '') . $this->element($Element);
+ $autoBreak = $autoBreakNext;
}
- $markup .= "\n";
+ $markup .= $autoBreak ? "\n" : '';
return $markup;
}
@@ -1535,21 +1802,49 @@ protected function elements(array $Elements)
protected function li($lines)
{
- $markup = $this->lines($lines);
+ $Elements = $this->linesElements($lines);
+
+ if ( ! in_array('', $lines)
+ and isset($Elements[0]) and isset($Elements[0]['name'])
+ and $Elements[0]['name'] === 'p'
+ ) {
+ unset($Elements[0]['name']);
+ }
- $trimmedMarkup = trim($markup);
+ return $Elements;
+ }
- if ( ! in_array('', $lines) and substr($trimmedMarkup, 0, 3) === '<p>')
+ #
+ # AST Convenience
+ #
+
+ /**
+ * Replace occurrences $regexp with $Elements in $text. Return an array of
+ * elements representing the replacement.
+ */
+ protected static function pregReplaceElements($regexp, $Elements, $text)
+ {
+ $newElements = array();
+
+ while (preg_match($regexp, $text, $matches, PREG_OFFSET_CAPTURE))
{
- $markup = $trimmedMarkup;
- $markup = substr($markup, 3);
+ $offset = $matches[0][1];
+ $before = substr($text, 0, $offset);
+ $after = substr($text, $offset + strlen($matches[0][0]));
+
+ $newElements[] = array('text' => $before);
- $position = strpos($markup, "</p>");
+ foreach ($Elements as $Element)
+ {
+ $newElements[] = $Element;
+ }
- $markup = substr_replace($markup, '', $position, 4);
+ $text = $after;
}
- return $markup;
+ $newElements[] = array('text' => $text);
+
+ return $newElements;
}
#
@@ -1571,6 +1866,12 @@ protected function sanitiseElement(array $Element)
'img' => 'src',
);
+ if ( ! isset($Element['name']))
+ {
+ unset($Element['attributes']);
+ return $Element;
+ }
+
if (isset($safeUrlNameToAtt[$Element['name']]))
{
$Element = $this->filterUnsafeUrlInAttribute($Element, $safeUrlNameToAtt[$Element['name']]);
@@ -1660,12 +1961,12 @@ static function instance($name = 'default')
# Read-Only
protected $specialCharacters = array(
- '\\', '`', '*', '_', '{', '}', '[', ']', '(', ')', '>', '#', '+', '-', '.', '!', '|',
+ '\\', '`', '*', '_', '{', '}', '[', ']', '(', ')', '>', '#', '+', '-', '.', '!', '|', '~'
);
protected $StrongRegex = array(
- '*' => '/^[*]{2}((?:\\\\\*|[^*]|[*][^*]*[*])+?)[*]{2}(?![*])/s',
- '_' => '/^__((?:\\\\_|[^_]|_[^_]*_)+?)__(?!_)/us',
+ '*' => '/^[*]{2}((?:\\\\\*|[^*]|[*][^*]*+[*])+?)[*]{2}(?![*])/s',
+ '_' => '/^__((?:\\\\_|[^_]|_[^_]*+_)+?)__(?!_)/us',
);
protected $EmRegex = array(
@@ -1673,7 +1974,7 @@ static function instance($name = 'default')
'_' => '/^_((?:\\\\_|[^_]|__[^_]*__)+?)_(?!_)\b/us',
);
- protected $regexHtmlAttribute = '[a-zA-Z_:][\w:.-]*(?:\s*=\s*(?:[^"\'=<>`\s]+|"[^"]*"|\'[^\']*\'))?';
+ protected $regexHtmlAttribute = '[a-zA-Z_:][\w:.-]*+(?:\s*+=\s*+(?:[^"\'=<>`\s]+|"[^"]*+"|\'[^\']*+\'))?+';
protected $voidElements = array(
'area', 'base', 'br', 'col', 'command', 'embed', 'hr', 'img', 'input', 'link', 'meta', 'param', 'source',
@@ -1690,4 +1991,4 @@ static function instance($name = 'default')
'var', 'span',
'wbr', 'time',
);
-}
+}
\ No newline at end of file
diff --git a/resources/ParsedownExtra.php b/resources/ParsedownExtra.php
new file mode 100644
index 0000000..2b32c6d
--- /dev/null
+++ b/resources/ParsedownExtra.php
@@ -0,0 +1,686 @@
+<?php
+
+#
+#
+# Parsedown Extra
+# https://github.com/erusev/parsedown-extra
+#
+# (c) Emanuil Rusev
+# http://erusev.com
+#
+# For the full license information, view the LICENSE file that was distributed
+# with this source code.
+#
+#
+
+class ParsedownExtra extends Parsedown
+{
+ # ~
+
+ const version = '0.8.0-beta-1';
+
+ # ~
+
+ function __construct()
+ {
+ if (version_compare(parent::version, '1.7.1') < 0)
+ {
+ throw new Exception('ParsedownExtra requires a later version of Parsedown');
+ }
+
+ $this->BlockTypes[':'] []= 'DefinitionList';
+ $this->BlockTypes['*'] []= 'Abbreviation';
+
+ # identify footnote definitions before reference definitions
+ array_unshift($this->BlockTypes['['], 'Footnote');
+
+ # identify footnote markers before before links
+ array_unshift($this->InlineTypes['['], 'FootnoteMarker');
+ }
+
+ #
+ # ~
+
+ function text($text)
+ {
+ $Elements = $this->textElements($text);
+
+ # convert to markup
+ $markup = $this->elements($Elements);
+
+ # trim line breaks
+ $markup = trim($markup, "\n");
+
+ # merge consecutive dl elements
+
+ $markup = preg_replace('/<\/dl>\s+<dl>\s+/', '', $markup);
+
+ # add footnotes
+
+ if (isset($this->DefinitionData['Footnote']))
+ {
+ $Element = $this->buildFootnoteElement();
+
+ $markup .= "\n" . $this->element($Element);
+ }
+
+ return $markup;
+ }
+
+ #
+ # Blocks
+ #
+
+ #
+ # Abbreviation
+
+ protected function blockAbbreviation($Line)
+ {
+ if (preg_match('/^\*\[(.+?)\]:[ ]*(.+?)[ ]*$/', $Line['text'], $matches))
+ {
+ $this->DefinitionData['Abbreviation'][$matches[1]] = $matches[2];
+
+ $Block = array(
+ 'hidden' => true,
+ );
+
+ return $Block;
+ }
+ }
+
+ #
+ # Footnote
+
+ protected function blockFootnote($Line)
+ {
+ if (preg_match('/^\[\^(.+?)\]:[ ]?(.*)$/', $Line['text'], $matches))
+ {
+ $Block = array(
+ 'label' => $matches[1],
+ 'text' => $matches[2],
+ 'hidden' => true,
+ );
+
+ return $Block;
+ }
+ }
+
+ protected function blockFootnoteContinue($Line, $Block)
+ {
+ if ($Line['text'][0] === '[' and preg_match('/^\[\^(.+?)\]:/', $Line['text']))
+ {
+ return;
+ }
+
+ if (isset($Block['interrupted']))
+ {
+ if ($Line['indent'] >= 4)
+ {
+ $Block['text'] .= "\n\n" . $Line['text'];
+
+ return $Block;
+ }
+ }
+ else
+ {
+ $Block['text'] .= "\n" . $Line['text'];
+
+ return $Block;
+ }
+ }
+
+ protected function blockFootnoteComplete($Block)
+ {
+ $this->DefinitionData['Footnote'][$Block['label']] = array(
+ 'text' => $Block['text'],
+ 'count' => null,
+ 'number' => null,
+ );
+
+ return $Block;
+ }
+
+ #
+ # Definition List
+
+ protected function blockDefinitionList($Line, $Block)
+ {
+ if ( ! isset($Block) or $Block['type'] !== 'Paragraph')
+ {
+ return;
+ }
+
+ $Element = array(
+ 'name' => 'dl',
+ 'elements' => array(),
+ );
+
+ $terms = explode("\n", $Block['element']['handler']['argument']);
+
+ foreach ($terms as $term)
+ {
+ $Element['elements'] []= array(
+ 'name' => 'dt',
+ 'handler' => array(
+ 'function' => 'lineElements',
+ 'argument' => $term,
+ 'destination' => 'elements'
+ ),
+ );
+ }
+
+ $Block['element'] = $Element;
+
+ $Block = $this->addDdElement($Line, $Block);
+
+ return $Block;
+ }
+
+ protected function blockDefinitionListContinue($Line, array $Block)
+ {
+ if ($Line['text'][0] === ':')
+ {
+ $Block = $this->addDdElement($Line, $Block);
+
+ return $Block;
+ }
+ else
+ {
+ if (isset($Block['interrupted']) and $Line['indent'] === 0)
+ {
+ return;
+ }
+
+ if (isset($Block['interrupted']))
+ {
+ $Block['dd']['handler']['function'] = 'textElements';
+ $Block['dd']['handler']['argument'] .= "\n\n";
+
+ $Block['dd']['handler']['destination'] = 'elements';
+
+ unset($Block['interrupted']);
+ }
+
+ $text = substr($Line['body'], min($Line['indent'], 4));
+
+ $Block['dd']['handler']['argument'] .= "\n" . $text;
+
+ return $Block;
+ }
+ }
+
+ #
+ # Header
+
+ protected function blockHeader($Line)
+ {
+ $Block = parent::blockHeader($Line);
+
+ if (preg_match('/[ #]*{('.$this->regexAttribute.'+)}[ ]*$/', $Block['element']['handler']['argument'], $matches, PREG_OFFSET_CAPTURE))
+ {
+ $attributeString = $matches[1][0];
+
+ $Block['element']['attributes'] = $this->parseAttributeData($attributeString);
+
+ $Block['element']['handler']['argument'] = substr($Block['element']['handler']['argument'], 0, $matches[0][1]);
+ }
+
+ return $Block;
+ }
+
+ #
+ # Markup
+
+ protected function blockMarkup($Line)
+ {
+ if ($this->markupEscaped or $this->safeMode)
+ {
+ return;
+ }
+
+ if (preg_match('/^<(\w[\w-]*)(?:[ ]*'.$this->regexHtmlAttribute.')*[ ]*(\/)?>/', $Line['text'], $matches))
+ {
+ $element = strtolower($matches[1]);
+
+ if (in_array($element, $this->textLevelElements))
+ {
+ return;
+ }
+
+ $Block = array(
+ 'name' => $matches[1],
+ 'depth' => 0,
+ 'element' => array(
+ 'rawHtml' => $Line['text'],
+ 'autobreak' => true,
+ ),
+ );
+
+ $length = strlen($matches[0]);
+ $remainder = substr($Line['text'], $length);
+
+ if (trim($remainder) === '')
+ {
+ if (isset($matches[2]) or in_array($matches[1], $this->voidElements))
+ {
+ $Block['closed'] = true;
+ $Block['void'] = true;
+ }
+ }
+ else
+ {
+ if (isset($matches[2]) or in_array($matches[1], $this->voidElements))
+ {
+ return;
+ }
+ if (preg_match('/<\/'.$matches[1].'>[ ]*$/i', $remainder))
+ {
+ $Block['closed'] = true;
+ }
+ }
+
+ return $Block;
+ }
+ }
+
+ protected function blockMarkupContinue($Line, array $Block)
+ {
+ if (isset($Block['closed']))
+ {
+ return;
+ }
+
+ if (preg_match('/^<'.$Block['name'].'(?:[ ]*'.$this->regexHtmlAttribute.')*[ ]*>/i', $Line['text'])) # open
+ {
+ $Block['depth'] ++;
+ }
+
+ if (preg_match('/(.*?)<\/'.$Block['name'].'>[ ]*$/i', $Line['text'], $matches)) # close
+ {
+ if ($Block['depth'] > 0)
+ {
+ $Block['depth'] --;
+ }
+ else
+ {
+ $Block['closed'] = true;
+ }
+ }
+
+ if (isset($Block['interrupted']))
+ {
+ $Block['element']['rawHtml'] .= "\n";
+ unset($Block['interrupted']);
+ }
+
+ $Block['element']['rawHtml'] .= "\n".$Line['body'];
+
+ return $Block;
+ }
+
+ protected function blockMarkupComplete($Block)
+ {
+ if ( ! isset($Block['void']))
+ {
+ $Block['element']['rawHtml'] = $this->processTag($Block['element']['rawHtml']);
+ }
+
+ return $Block;
+ }
+
+ #
+ # Setext
+
+ protected function blockSetextHeader($Line, array $Block = null)
+ {
+ $Block = parent::blockSetextHeader($Line, $Block);
+
+ if (preg_match('/[ ]*{('.$this->regexAttribute.'+)}[ ]*$/', $Block['element']['handler']['argument'], $matches, PREG_OFFSET_CAPTURE))
+ {
+ $attributeString = $matches[1][0];
+
+ $Block['element']['attributes'] = $this->parseAttributeData($attributeString);
+
+ $Block['element']['handler']['argument'] = substr($Block['element']['handler']['argument'], 0, $matches[0][1]);
+ }
+
+ return $Block;
+ }
+
+ #
+ # Inline Elements
+ #
+
+ #
+ # Footnote Marker
+
+ protected function inlineFootnoteMarker($Excerpt)
+ {
+ if (preg_match('/^\[\^(.+?)\]/', $Excerpt['text'], $matches))
+ {
+ $name = $matches[1];
+
+ if ( ! isset($this->DefinitionData['Footnote'][$name]))
+ {
+ return;
+ }
+
+ $this->DefinitionData['Footnote'][$name]['count'] ++;
+
+ if ( ! isset($this->DefinitionData['Footnote'][$name]['number']))
+ {
+ $this->DefinitionData['Footnote'][$name]['number'] = ++ $this->footnoteCount; # » &
+ }
+
+ $Element = array(
+ 'name' => 'sup',
+ 'attributes' => array('id' => 'fnref'.$this->DefinitionData['Footnote'][$name]['count'].':'.$name),
+ 'element' => array(
+ 'name' => 'a',
+ 'attributes' => array('href' => '#fn:'.$name, 'class' => 'footnote-ref'),
+ 'text' => $this->DefinitionData['Footnote'][$name]['number'],
+ ),
+ );
+
+ return array(
+ 'extent' => strlen($matches[0]),
+ 'element' => $Element,
+ );
+ }
+ }
+
+ private $footnoteCount = 0;
+
+ #
+ # Link
+
+ protected function inlineLink($Excerpt)
+ {
+ $Link = parent::inlineLink($Excerpt);
+
+ $remainder = substr($Excerpt['text'], $Link['extent']);
+
+ if (preg_match('/^[ ]*{('.$this->regexAttribute.'+)}/', $remainder, $matches))
+ {
+ $Link['element']['attributes'] += $this->parseAttributeData($matches[1]);
+
+ $Link['extent'] += strlen($matches[0]);
+ }
+
+ return $Link;
+ }
+
+ #
+ # ~
+ #
+
+ private $currentAbreviation;
+ private $currentMeaning;
+
+ protected function insertAbreviation(array $Element)
+ {
+ if (isset($Element['text']))
+ {
+ $Element['elements'] = self::pregReplaceElements(
+ '/\b'.preg_quote($this->currentAbreviation, '/').'\b/',
+ array(
+ array(
+ 'name' => 'abbr',
+ 'attributes' => array(
+ 'title' => $this->currentMeaning,
+ ),
+ 'text' => $this->currentAbreviation,
+ )
+ ),
+ $Element['text']
+ );
+
+ unset($Element['text']);
+ }
+
+ return $Element;
+ }
+
+ protected function inlineText($text)
+ {
+ $Inline = parent::inlineText($text);
+
+ if (isset($this->DefinitionData['Abbreviation']))
+ {
+ foreach ($this->DefinitionData['Abbreviation'] as $abbreviation => $meaning)
+ {
+ $this->currentAbreviation = $abbreviation;
+ $this->currentMeaning = $meaning;
+
+ $Inline['element'] = $this->elementApplyRecursiveDepthFirst(
+ array($this, 'insertAbreviation'),
+ $Inline['element']
+ );
+ }
+ }
+
+ return $Inline;
+ }
+
+ #
+ # Util Methods
+ #
+
+ protected function addDdElement(array $Line, array $Block)
+ {
+ $text = substr($Line['text'], 1);
+ $text = trim($text);
+
+ unset($Block['dd']);
+
+ $Block['dd'] = array(
+ 'name' => 'dd',
+ 'handler' => array(
+ 'function' => 'lineElements',
+ 'argument' => $text,
+ 'destination' => 'elements'
+ ),
+ );
+
+ if (isset($Block['interrupted']))
+ {
+ $Block['dd']['handler']['function'] = 'textElements';
+
+ unset($Block['interrupted']);
+ }
+
+ $Block['element']['elements'] []= & $Block['dd'];
+
+ return $Block;
+ }
+
+ protected function buildFootnoteElement()
+ {
+ $Element = array(
+ 'name' => 'div',
+ 'attributes' => array('class' => 'footnotes'),
+ 'elements' => array(
+ array('name' => 'hr'),
+ array(
+ 'name' => 'ol',
+ 'elements' => array(),
+ ),
+ ),
+ );
+
+ uasort($this->DefinitionData['Footnote'], 'self::sortFootnotes');
+
+ foreach ($this->DefinitionData['Footnote'] as $definitionId => $DefinitionData)
+ {
+ if ( ! isset($DefinitionData['number']))
+ {
+ continue;
+ }
+
+ $text = $DefinitionData['text'];
+
+ $textElements = parent::textElements($text);
+
+ $numbers = range(1, $DefinitionData['count']);
+
+ $backLinkElements = array();
+
+ foreach ($numbers as $number)
+ {
+ $backLinkElements[] = array('text' => ' ');
+ $backLinkElements[] = array(
+ 'name' => 'a',
+ 'attributes' => array(
+ 'href' => "#fnref$number:$definitionId",
+ 'rev' => 'footnote',
+ 'class' => 'footnote-backref',
+ ),
+ 'rawHtml' => '↩',
+ 'allowRawHtmlInSafeMode' => true,
+ 'autobreak' => false,
+ );
+ }
+
+ unset($backLinkElements[0]);
+
+ $n = count($textElements) -1;
+
+ if ($textElements[$n]['name'] === 'p')
+ {
+ $backLinkElements = array_merge(
+ array(
+ array(
+ 'rawHtml' => ' ',
+ 'allowRawHtmlInSafeMode' => true,
+ ),
+ ),
+ $backLinkElements
+ );
+
+ unset($textElements[$n]['name']);
+
+ $textElements[$n] = array(
+ 'name' => 'p',
+ 'elements' => array_merge(
+ array($textElements[$n]),
+ $backLinkElements
+ ),
+ );
+ }
+ else
+ {
+ $textElements[] = array(
+ 'name' => 'p',
+ 'elements' => $backLinkElements
+ );
+ }
+
+ $Element['elements'][1]['elements'] []= array(
+ 'name' => 'li',
+ 'attributes' => array('id' => 'fn:'.$definitionId),
+ 'elements' => array_merge(
+ $textElements
+ ),
+ );
+ }
+
+ return $Element;
+ }
+
+ # ~
+
+ protected function parseAttributeData($attributeString)
+ {
+ $Data = array();
+
+ $attributes = preg_split('/[ ]+/', $attributeString, - 1, PREG_SPLIT_NO_EMPTY);
+
+ foreach ($attributes as $attribute)
+ {
+ if ($attribute[0] === '#')
+ {
+ $Data['id'] = substr($attribute, 1);
+ }
+ else # "."
+ {
+ $classes []= substr($attribute, 1);
+ }
+ }
+
+ if (isset($classes))
+ {
+ $Data['class'] = implode(' ', $classes);
+ }
+
+ return $Data;
+ }
+
+ # ~
+
+ protected function processTag($elementMarkup) # recursive
+ {
+ # http://stackoverflow.com/q/1148928/200145
+ libxml_use_internal_errors(true);
+
+ $DOMDocument = new DOMDocument;
+
+ # http://stackoverflow.com/q/11309194/200145
+ $elementMarkup = mb_convert_encoding($elementMarkup, 'HTML-ENTITIES', 'UTF-8');
+
+ # http://stackoverflow.com/q/4879946/200145
+ $DOMDocument->loadHTML($elementMarkup);
+ $DOMDocument->removeChild($DOMDocument->doctype);
+ $DOMDocument->replaceChild($DOMDocument->firstChild->firstChild->firstChild, $DOMDocument->firstChild);
+
+ $elementText = '';
+
+ if ($DOMDocument->documentElement->getAttribute('markdown') === '1')
+ {
+ foreach ($DOMDocument->documentElement->childNodes as $Node)
+ {
+ $elementText .= $DOMDocument->saveHTML($Node);
+ }
+
+ $DOMDocument->documentElement->removeAttribute('markdown');
+
+ $elementText = "\n".$this->text($elementText)."\n";
+ }
+ else
+ {
+ foreach ($DOMDocument->documentElement->childNodes as $Node)
+ {
+ $nodeMarkup = $DOMDocument->saveHTML($Node);
+
+ if ($Node instanceof DOMElement and ! in_array($Node->nodeName, $this->textLevelElements))
+ {
+ $elementText .= $this->processTag($nodeMarkup);
+ }
+ else
+ {
+ $elementText .= $nodeMarkup;
+ }
+ }
+ }
+
+ # because we don't want for markup to get encoded
+ $DOMDocument->documentElement->nodeValue = 'placeholder\x1A';
+
+ $markup = $DOMDocument->saveHTML($DOMDocument->documentElement);
+ $markup = str_replace('placeholder\x1A', $elementText, $markup);
+
+ return $markup;
+ }
+
+ # ~
+
+ protected function sortFootnotes($A, $B) # callback
+ {
+ return $A['number'] - $B['number'];
+ }
+
+ #
+ # Fields
+ #
+
+ protected $regexAttribute = '(?:[#.][-\w]+[ ]*)';
+}
\ No newline at end of file
diff --git a/resources/ParsedownExtraPlugin.php b/resources/ParsedownExtraPlugin.php
new file mode 100644
index 0000000..961d4e7
--- /dev/null
+++ b/resources/ParsedownExtraPlugin.php
@@ -0,0 +1,472 @@
+<?php
+
+#
+#
+# Parsedown Extra Plugin
+# https://github.com/tovic/parsedown-extra-plugin
+#
+# (c) Emanuil Rusev
+# http://erusev.com
+#
+# (c) Taufik Nurrohman
+# https://mecha-cms.com
+#
+# For the full license information, view the LICENSE file that was distributed
+# with this source code.
+#
+#
+
+class ParsedownExtraPlugin extends ParsedownExtra {
+
+ const version = '1.2.0-beta-3';
+
+
+ # config
+
+ public $abbreviationData = array();
+
+ public $blockCodeAttributes = array();
+
+ public $blockCodeAttributesOnParent = false;
+
+ public $blockCodeClassFormat = 'language-%s';
+
+ public $blockCodeHtml = null;
+
+ public $blockQuoteAttributes = array();
+
+ public $blockQuoteText = null;
+
+ public $codeAttributes = array();
+
+ public $codeHtml = null;
+
+ public $footnoteAttributes = array();
+
+ public $footnoteBackLinkAttributes = array();
+
+ public $footnoteBackLinkHtml = null;
+
+ public $footnoteBackReferenceAttributes = array();
+
+ public $footnoteLinkAttributes = array();
+
+ public $footnoteLinkHtml = null;
+
+ public $footnoteReferenceAttributes = array();
+
+ public $headerAttributes = array();
+
+ public $headerText = null;
+
+ public $imageAttributes = array();
+
+ public $linkAttributes = array();
+
+ public $referenceData = array();
+
+ public $tableAttributes = array();
+
+ public $tableColumnAttributes = array();
+
+ public $voidElementSuffix = ' />';
+
+ # config
+
+
+ protected $regexAttribute = '(?:[#.][-\w:\\\]+[ ]*|[-\w:\\\]+(?:=(?:["\'][^\n]*?["\']|[^\s]+)?)?[ ]*)';
+
+ # Method aliases for every configuration property
+ public function __call($key, array $arguments = array()) {
+ $property = lcfirst(substr($key, 3));
+ if (strpos($key, 'set') === 0 && property_exists($this, $property)) {
+ $this->{$property} = $arguments[0];
+ return $this;
+ }
+ throw new Exception('Method ' . $key . ' does not exists.');
+ }
+
+ public function __construct() {
+ if (version_compare(parent::version, '0.8.0-beta-1') < 0) {
+ throw new Exception('ParsedownExtraPlugin requires a later version of Parsedown');
+ }
+ parent::__construct();
+ }
+
+ protected function blockAbbreviation($Line) {
+ # Allow empty abbreviations
+ if (preg_match('/^\*\[(.+?)\]:[ ]*$/', $Line['text'], $matches)) {
+ $this->DefinitionData['Abbreviation'][$matches[1]] = null;
+ return array('hidden' => true);
+ }
+ return parent::blockAbbreviation($Line);
+ }
+
+ protected function blockCodeComplete($Block) {
+ $this->doSetAttributes($Block['element']['element'], $this->blockCodeAttributes);
+ $this->doSetContent($Block['element']['element'], $this->blockCodeHtml, true);
+ # Put code attributes on parent tag
+ if ($this->blockCodeAttributesOnParent) {
+ $Block['element']['attributes'] = $Block['element']['element']['attributes'];
+ unset($Block['element']['element']['attributes']);
+ }
+ $Block['element']['element']['rawHtml'] = $Block['element']['element']['text'];
+ $Block['element']['element']['allowRawHtmlInSafeMode'] = true;
+ unset($Block['element']['element']['text']);
+ return $Block;
+ }
+
+ protected function blockFencedCode($Line) {
+ # Re-enable the multiple class name feature
+ $Line['text'] = strtr(trim($Line['text']), array(
+ ' ' => "\x1A",
+ '.' => "\x1A."
+ ));
+ # Enable custom attribute syntax on code block
+ $Attributes = array();
+ if (strpos($Line['text'], '{') !== false && substr($Line['text'], -1) === '}') {
+ $Parts = explode('{', $Line['text'], 2);
+ $Attributes = $this->parseAttributeData(strtr(substr($Parts[1], 0, -1), "\x1A", ' '));
+ $Line['text'] = trim($Parts[0]);
+ }
+ if (!$Block = parent::blockFencedCode($Line)) {
+ return;
+ }
+ if ($Attributes) {
+ $Block['element']['element']['attributes'] = $Attributes;
+ } else if (isset($Block['element']['element']['attributes']['class'])) {
+ $Classes = explode("\x1A", strtr($Block['element']['element']['attributes']['class'], ' ', "\x1A"));
+ // `~~~ php` → `<pre><code class="language-php">`
+ // `~~~ php html` → `<pre><code class="language-php language-html">`
+ // `~~~ .php` → `<pre><code class="php">`
+ // `~~~ .php.html` → `<pre><code class="php html">`
+ // `~~~ .php html` → `<pre><code class="php language-html">`
+ // `~~~ {.php #foo}` → `<pre><code id="foo" class="php">`
+ $Results = [];
+ foreach ($Classes as $Class) {
+ if ($Class === "" || $Class === str_replace('%s', "", $this->blockCodeClassFormat)) {
+ continue;
+ }
+ if ($Class[0] === '.') {
+ $Results[] = substr($Class, 1);
+ } else {
+ $Results[] = sprintf($this->blockCodeClassFormat, $Class);
+ }
+ }
+ $Block['element']['element']['attributes']['class'] = implode(' ', array_unique($Results));
+ }
+ return $Block;
+ }
+
+ protected function blockFencedCodeComplete($Block) {
+ return $this->blockCodeComplete($Block);
+ }
+
+ protected function blockHeader($Line) {
+ if (!$Block = parent::blockHeader($Line)) {
+ return;
+ }
+ $Level = strspn($Line['text'], '#');
+ $this->doSetAttributes($Block['element'], $this->headerAttributes, array($Level));
+ $this->doSetContent($Block['element'], $this->headerText, false, 'argument', array($Level));
+ return $Block;
+ }
+
+ protected function blockQuoteComplete($Block) {
+ $this->doSetAttributes($Block['element'], $this->blockQuoteAttributes);
+ $this->doSetContent($Block['element'], $this->blockQuoteText, false, 'arguments');
+ return $Block;
+ }
+
+ protected function blockSetextHeader($Line, array $Block = null) {
+ if (!$Block = parent::blockSetextHeader($Line, $Block)) {
+ return;
+ }
+ $Level = $Line['text'][0] === '=' ? 1 : 2;
+ $this->doSetAttributes($Block['element'], $this->headerAttributes, array($Level));
+ $this->doSetContent($Block['element'], $this->headerText, false, 'argument', array($Level));
+ return $Block;
+ }
+
+ protected function blockTableContinue($Line, array $Block) {
+ if (!$Block = parent::blockTableContinue($Line, $Block)) {
+ return;
+ }
+ $Aligns = $Block['alignments'];
+ // `<thead>` or `<tbody>`
+ foreach ($Block['element']['elements'] as $Index0 => &$Element0) {
+ // `<tr>`
+ foreach ($Element0['elements'] as $Index1 => &$Element1) {
+ // `<th>` or `<td>`
+ foreach ($Element1['elements'] as $Index2 => &$Element2) {
+ $this->doSetAttributes($Element2, $this->tableColumnAttributes, array($Aligns[$Index2], $Index2, $Index1));
+ }
+ }
+ }
+ return $Block;
+ }
+
+ protected function blockTableComplete($Block) {
+ $this->doSetAttributes($Block['element'], $this->tableAttributes);
+ return $Block;
+ }
+
+ protected function buildFootnoteElement() {
+ $DefinitionData = $this->DefinitionData['Footnote'];
+ if (!$Footnotes = parent::buildFootnoteElement()) {
+ return;
+ }
+ $DefinitionKey = array_keys($DefinitionData);
+ $DefinitionData = array_values($DefinitionData);
+ $this->doSetAttributes($Footnotes, $this->footnoteAttributes);
+ foreach ($Footnotes['elements'][1]['elements'] as $Index0 => &$Element0) {
+ $Name = $DefinitionKey[$Index0];
+ $Count = $DefinitionData[$Index0]['count'];
+ $Args = array(is_numeric($Name) ? (float) $Name : $Name, $Count);
+ $this->doSetAttributes($Element0, $this->footnoteBackReferenceAttributes, $Args);
+ foreach ($Element0['elements'] as $Index1 => &$Element1) {
+ $Count = 0;
+ foreach ($Element1['elements'] as $Index2 => &$Element2) {
+ if (!isset($Element2['name']) || $Element2['name'] !== 'a') {
+ continue;
+ }
+ $Args[1] = ++$Count;
+ $this->doSetAttributes($Element2, $this->footnoteBackLinkAttributes, $Args);
+ $this->doSetContent($Element2, $this->footnoteBackLinkHtml, false, 'rawHtml');
+ }
+ }
+ }
+ return $Footnotes;
+ }
+
+ protected function doGetAttributes($Element) {
+ if (isset($Element['attributes'])) {
+ return (array) $Element['attributes'];
+ }
+ return array();
+ }
+
+ protected function doGetContent($Element) {
+ if (isset($Element['text'])) {
+ return $Element['text'];
+ }
+ if (isset($Element['rawHtml'])) {
+ return $Element['rawHtml'];
+ }
+ if (isset($Element['handler']['argument'])) {
+ return implode("\n", (array) $Element['handler']['argument']);
+ }
+ return null;
+ }
+
+ private function doSetLink($Excerpt, $Function) {
+ if (!$Inline = call_user_func('parent::' . $Function, $Excerpt)) {
+ return;
+ }
+ $this->doSetAttributes($Inline['element'], $this->linkAttributes, array($this->isLocal($Inline['element'], 'href')));
+ $this->doSetData($this->DefinitionData['Reference'], $this->referenceData);
+ return $Inline;
+ }
+
+ protected function doSetAttributes(&$Element, $From, $Args = array()) {
+ $Attributes = $this->doGetAttributes($Element);
+ $Content = $this->doGetContent($Element);
+ if (is_callable($From)) {
+ $Args = array_merge(array($Content, $Attributes, &$Element), $Args);
+ $Element['attributes'] = array_replace($Attributes, (array) call_user_func_array($From, $Args));
+ } else {
+ $Element['attributes'] = array_replace($Attributes, (array) $From);
+ }
+ }
+
+ protected function doSetContent(&$Element, $From, $Esc = false, $Mode = 'text', $Args = array()) {
+ $Attributes = $this->doGetAttributes($Element);
+ $Content = $this->doGetContent($Element);
+ if ($Esc) {
+ $Content = parent::escape($Content, true);
+ }
+ if (is_callable($From)) {
+ $Args = array_merge(array($Content, $Attributes, &$Element), $Args);
+ $Content = call_user_func_array($From, $Args);
+ } else if (!empty($From)) {
+ $Content = sprintf($From, $Content);
+ }
+ if ($Mode === 'arguments') {
+ $Element['handler']['argument'] = explode("\n", $Content);
+ } else if ($Mode === 'argument') {
+ $Element['handler']['argument'] = $Content;
+ } else {
+ $Element[$Mode] = $Content;
+ }
+ }
+
+ protected function doSetData(&$To, $From) {
+ $To = array_replace((array) $To, (array) $From);
+ }
+
+ protected function element(array $Element) {
+ if (!$Any = parent::element($Element)) {
+ return;
+ }
+ if (substr($Any, -3) === ' />') {
+ if (is_callable($this->voidElementSuffix)) {
+ $Attributes = $this->doGetAttributes($Element);
+ $Content = $this->doGetContent($Element);
+ $Suffix = call_user_func_array($this->voidElementSuffix, [$Content, $Attributes, &$Element]);
+ } else {
+ $Suffix = $this->voidElementSuffix;
+ }
+ $Any = substr_replace($Any, $Suffix, -3);
+ }
+ return $Any;
+ }
+
+ protected function inlineCode($Excerpt) {
+ if (!$Inline = parent::inlineCode($Excerpt)) {
+ return;
+ }
+ $this->doSetAttributes($Inline['element'], $this->codeAttributes);
+ $this->doSetContent($Inline['element'], $this->codeHtml, true);
+ $Inline['element']['rawHtml'] = $Inline['element']['text'];
+ $Inline['element']['allowRawHtmlInSafeMode'] = true;
+ unset($Inline['element']['text']);
+ return $Inline;
+ }
+
+ protected function inlineFootnoteMarker($Excerpt) {
+ if (!$Inline = parent::inlineFootnoteMarker($Excerpt)) {
+ return;
+ }
+ $Name = null;
+ if (preg_match('/^\[\^(.+?)\]/', $Excerpt['text'], $matches)) {
+ $Name = $matches[1];
+ }
+ $Args = array(is_numeric($Name) ? (float) $Name : $Name, $this->DefinitionData['Footnote'][$Name]['count']);
+ $this->doSetAttributes($Inline['element'], $this->footnoteReferenceAttributes, $Args);
+ $this->doSetAttributes($Inline['element']['element'], $this->footnoteLinkAttributes, $Args);
+ $this->doSetContent($Inline['element']['element'], $this->footnoteLinkHtml, false, 'text', $Args);
+ $Inline['element']['element']['rawHtml'] = $Inline['element']['element']['text'];
+ $Inline['element']['element']['allowRawHtmlInSafeMode'] = true;
+ unset($Inline['element']['element']['text']);
+ return $Inline;
+ }
+
+ protected function inlineImage($Excerpt) {
+ if (!$Inline = parent::inlineImage($Excerpt)) {
+ return;
+ }
+ $this->doSetAttributes($Inline['element'], $this->imageAttributes, array($this->isLocal($Inline['element'], 'src')));
+ return $Inline;
+ }
+
+ protected function inlineLink($Excerpt) {
+ return $this->doSetLink($Excerpt, __FUNCTION__);
+ }
+
+ protected function inlineText($Text) {
+ $this->doSetData($this->DefinitionData['Abbreviation'], $this->abbreviationData);
+ return parent::inlineText($Text);
+ }
+
+ protected function inlineUrl($Excerpt) {
+ return $this->doSetLink($Excerpt, __FUNCTION__);
+ }
+
+ protected function inlineUrlTag($Excerpt) {
+ return $this->doSetLink($Excerpt, __FUNCTION__);
+ }
+
+ protected function isLocal($Element, $Key) {
+ $Link = isset($Element['attributes'][$Key]) ? (string) $Element['attributes'][$Key] : null;
+ if (
+ // `<a href="">`
+ $Link === "" ||
+ // `<a href="../foo/bar">`
+ // `<a href="/foo/bar">`
+ // `<a href="?foo=bar">`
+ // `<a href="&foo=bar">`
+ // `<a href="#foo">`
+ strpos('./?&#', $Link[0]) !== false && strpos($Link, '//') !== 0 ||
+ // `<a href="data:text/html,asdf">`
+ strpos($Link, 'data:') === 0 ||
+ // `<a href="javascript:;">`
+ strpos($Link, 'javascript:') === 0
+ ) {
+ return true;
+ }
+ if (isset($_SERVER['HTTP_HOST'])) {
+ $Host = $_SERVER['HTTP_HOST'];
+ } else if (isset($_SERVER['SERVER_NAME'])) {
+ $Host = $_SERVER['SERVER_NAME'];
+ } else {
+ $Host = "";
+ }
+ // `<a href="//example.com">`
+ if (strpos($Link, '//') === 0 && strpos($Link, '//' . $Host) !== 0) {
+ return false;
+ }
+ if (
+ // `<a href="https://127.0.0.1">`
+ strpos($Link, 'https://' . $Host) === 0 ||
+ // `<a href="http://127.0.0.1">`
+ strpos($Link, 'http://' . $Host) === 0
+ ) {
+ return true;
+ }
+ // `<a href="foo/bar">`
+ return strpos($Link, '://') === false;
+ }
+
+ protected function parseAttributeData($attributeString) {
+ # Allow compact attributes
+ $attributeString = strtr($attributeString, array(
+ '#' => ' #',
+ '.' => ' .'
+ ));
+ if (strpos($attributeString, '="') !== false || strpos($attributeString, "='") !== false) {
+ $attributeString = preg_replace_callback('#([-\w]+=)(["\'])([^\n]*?)\2#', function($matches) {
+ $value = strtr($matches[3], array(
+ ' #' => '#',
+ ' .' => '.',
+ ' ' => "\x1A"
+ ));
+ return $matches[1] . $matches[2] . $value . $matches[2];
+ }, $attributeString);
+ }
+ $Attributes = array();
+ foreach (explode(' ', $attributeString) as $v) {
+ if (!$v) {
+ continue;
+ }
+ // `{#foo}`
+ if ($v[0] === '#' && isset($v[1])) {
+ $Attributes['id'] = substr($v, 1);
+ // `{.foo}`
+ } else if ($v[0] === '.' && isset($v[1])) {
+ $Attributes['class'][] = substr($v, 1);
+ // ~
+ } else if (strpos($v, '=') !== false) {
+ $vv = explode('=', $v, 2);
+ // `{foo=}`
+ if ($vv[1] === "") {
+ $Attributes[$vv[0]] = "";
+ // `{foo="bar baz"}`
+ // `{foo='bar baz'}`
+ } else if ($vv[1][0] === '"' && substr($vv[1], -1) === '"' || $vv[1][0] === "'" && substr($vv[1], -1) === "'") {
+ $Attributes[$vv[0]] = stripslashes(strtr(substr(substr($vv[1], 1), 0, -1), "\x1A", ' '));
+ // `{foo=bar}`
+ } else {
+ $Attributes[$vv[0]] = $vv[1];
+ }
+ // `{foo}`
+ } else {
+ $Attributes[$v] = $v;
+ }
+ }
+ if (isset($Attributes['class'])) {
+ $Attributes['class'] = implode(' ', array_unique($Attributes['class']));
+ }
+ return $Attributes;
+ }
+
+}
\ No newline at end of file