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element » block

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Emanuil Rusev 2014-01-26 13:47:56 +02:00
parent b764deca66
commit 3ac9b96e57
1 changed files with 95 additions and 95 deletions
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190
Parsedown.php
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@ -95,34 +95,34 @@ class Parsedown
private function parse_block_elements(array $lines, $context = '') private function parse_block_elements(array $lines, $context = '')
{ {
$elements = array(); $blocks = array();
$element = array( $block = array(
'type' => '', 'type' => '',
); );
foreach ($lines as $line) foreach ($lines as $line)
{ {
# fenced elements # fenced blocks
switch ($element['type']) switch ($block['type'])
{ {
case 'fenced block': case 'fenced block':
if ( ! isset($element['closed'])) if ( ! isset($block['closed']))
{ {
if (preg_match('/^[ ]*'.$element['fence'][0].'{3,}[ ]*$/', $line)) if (preg_match('/^[ ]*'.$block['fence'][0].'{3,}[ ]*$/', $line))
{ {
$element['closed'] = true; $block['closed'] = true;
} }
else else
{ {
if ($element['text'] !== '') if ($block['text'] !== '')
{ {
$element['text'] .= "\n"; $block['text'] .= "\n";
} }
$element['text'] .= $line; $block['text'] .= $line;
} }
continue 2; continue 2;
@ -132,21 +132,21 @@ class Parsedown
case 'block-level markup': case 'block-level markup':
if ( ! isset($element['closed'])) if ( ! isset($block['closed']))
{ {
if (strpos($line, $element['start']) !== false) # opening tag if (strpos($line, $block['start']) !== false) # opening tag
{ {
$element['depth']++; $block['depth']++;
} }
if (strpos($line, $element['end']) !== false) # closing tag if (strpos($line, $block['end']) !== false) # closing tag
{ {
$element['depth'] > 0 $block['depth'] > 0
? $element['depth']-- ? $block['depth']--
: $element['closed'] = true; : $block['closed'] = true;
} }
$element['text'] .= "\n".$line; $block['text'] .= "\n".$line;
continue 2; continue 2;
} }
@ -160,22 +160,22 @@ class Parsedown
if ($deindented_line === '') if ($deindented_line === '')
{ {
$element['interrupted'] = true; $block['interrupted'] = true;
continue; continue;
} }
# composite elements # composite blocks
switch ($element['type']) switch ($block['type'])
{ {
case 'blockquote': case 'blockquote':
if ( ! isset($element['interrupted'])) if ( ! isset($block['interrupted']))
{ {
$line = preg_replace('/^[ ]*>[ ]?/', '', $line); $line = preg_replace('/^[ ]*>[ ]?/', '', $line);
$element['lines'] []= $line; $block['lines'] []= $line;
continue 2; continue 2;
} }
@ -186,20 +186,20 @@ class Parsedown
if (preg_match('/^([ ]{0,3})(\d+[.]|[*+-])[ ](.*)/', $line, $matches)) if (preg_match('/^([ ]{0,3})(\d+[.]|[*+-])[ ](.*)/', $line, $matches))
{ {
if ($element['indentation'] !== $matches[1]) if ($block['indentation'] !== $matches[1])
{ {
$element['lines'] []= $line; $block['lines'] []= $line;
} }
else else
{ {
unset($element['last']); unset($block['last']);
$elements []= $element; $blocks []= $block;
unset($element['first']); unset($block['first']);
$element['last'] = true; $block['last'] = true;
$element['lines'] = array( $block['lines'] = array(
preg_replace('/^[ ]{0,4}/', '', $matches[3]), preg_replace('/^[ ]{0,4}/', '', $matches[3]),
); );
} }
@ -207,17 +207,17 @@ class Parsedown
continue 2; continue 2;
} }
if (isset($element['interrupted'])) if (isset($block['interrupted']))
{ {
if ($line[0] === ' ') if ($line[0] === ' ')
{ {
$element['lines'] []= ''; $block['lines'] []= '';
$line = preg_replace('/^[ ]{0,4}/', '', $line); $line = preg_replace('/^[ ]{0,4}/', '', $line);
$element['lines'] []= $line; $block['lines'] []= $line;
unset($element['interrupted']); unset($block['interrupted']);
continue 2; continue 2;
} }
@ -226,7 +226,7 @@ class Parsedown
{ {
$line = preg_replace('/^[ ]{0,4}/', '', $line); $line = preg_replace('/^[ ]{0,4}/', '', $line);
$element['lines'] []= $line; $block['lines'] []= $line;
continue 2; continue 2;
} }
@ -246,22 +246,22 @@ class Parsedown
{ {
$code_line = substr($line, 4); $code_line = substr($line, 4);
if ($element['type'] === 'code block') if ($block['type'] === 'code block')
{ {
if (isset($element['interrupted'])) if (isset($block['interrupted']))
{ {
$element['text'] .= "\n"; $block['text'] .= "\n";
unset($element['interrupted']); unset($block['interrupted']);
} }
$element['text'] .= "\n".$code_line; $block['text'] .= "\n".$code_line;
} }
else else
{ {
$elements []= $element; $blocks []= $block;
$element = array( $block = array(
'type' => 'code block', 'type' => 'code block',
'text' => $code_line, 'text' => $code_line,
); );
@ -278,7 +278,7 @@ class Parsedown
if (isset($line[1])) if (isset($line[1]))
{ {
$elements []= $element; $blocks []= $block;
$level = 1; $level = 1;
@ -287,7 +287,7 @@ class Parsedown
$level++; $level++;
} }
$element = array( $block = array(
'type' => 'heading', 'type' => 'heading',
'text' => trim($line, '# '), 'text' => trim($line, '# '),
'level' => $level, 'level' => $level,
@ -303,7 +303,7 @@ class Parsedown
# setext heading # setext heading
if ($element['type'] === 'paragraph' and isset($element['interrupted']) === false) if ($block['type'] === 'paragraph' and isset($block['interrupted']) === false)
{ {
$chopped_line = chop($line); $chopped_line = chop($line);
@ -319,8 +319,8 @@ class Parsedown
$i++; $i++;
} }
$element['type'] = 'heading'; $block['type'] = 'heading';
$element['level'] = $line[0] === '-' ? 2 : 1; $block['level'] = $line[0] === '-' ? 2 : 1;
continue 2; continue 2;
} }
@ -365,11 +365,11 @@ class Parsedown
break; break;
} }
$elements []= $element; $blocks []= $block;
if (isset($self_closing)) if (isset($self_closing))
{ {
$element = array( $block = array(
'type' => 'self-closing tag', 'type' => 'self-closing tag',
'text' => $deindented_line, 'text' => $deindented_line,
); );
@ -379,7 +379,7 @@ class Parsedown
continue 2; continue 2;
} }
$element = array( $block = array(
'type' => 'block-level markup', 'type' => 'block-level markup',
'text' => $deindented_line, 'text' => $deindented_line,
'start' => '<'.$name.'>', 'start' => '<'.$name.'>',
@ -387,9 +387,9 @@ class Parsedown
'depth' => 0, 'depth' => 0,
); );
if (strpos($deindented_line, $element['end'])) if (strpos($deindented_line, $block['end']))
{ {
$element['closed'] = true; $block['closed'] = true;
} }
continue 2; continue 2;
@ -403,9 +403,9 @@ class Parsedown
if (preg_match('/^>[ ]?(.*)/', $deindented_line, $matches)) if (preg_match('/^>[ ]?(.*)/', $deindented_line, $matches))
{ {
$elements []= $element; $blocks []= $block;
$element = array( $block = array(
'type' => 'blockquote', 'type' => 'blockquote',
'lines' => array( 'lines' => array(
$matches[1], $matches[1],
@ -446,9 +446,9 @@ class Parsedown
if (preg_match('/^([`]{3,}|[~]{3,})[ ]*(\S+)?[ ]*$/', $deindented_line, $matches)) if (preg_match('/^([`]{3,}|[~]{3,})[ ]*(\S+)?[ ]*$/', $deindented_line, $matches))
{ {
$elements []= $element; $blocks []= $block;
$element = array( $block = array(
'type' => 'fenced block', 'type' => 'fenced block',
'text' => '', 'text' => '',
'fence' => $matches[1], 'fence' => $matches[1],
@ -456,7 +456,7 @@ class Parsedown
if (isset($matches[2])) if (isset($matches[2]))
{ {
$element['language'] = $matches[2]; $block['language'] = $matches[2];
} }
continue 2; continue 2;
@ -473,9 +473,9 @@ class Parsedown
if (preg_match('/^([-*_])([ ]{0,2}\1){2,}[ ]*$/', $deindented_line)) if (preg_match('/^([-*_])([ ]{0,2}\1){2,}[ ]*$/', $deindented_line))
{ {
$elements []= $element; $blocks []= $block;
$element = array( $block = array(
'type' => 'hr', 'type' => 'hr',
); );
@ -486,9 +486,9 @@ class Parsedown
if (preg_match('/^([ ]*)[*+-][ ](.*)/', $line, $matches)) if (preg_match('/^([ ]*)[*+-][ ](.*)/', $line, $matches))
{ {
$elements []= $element; $blocks []= $block;
$element = array( $block = array(
'type' => 'li', 'type' => 'li',
'ordered' => false, 'ordered' => false,
'indentation' => $matches[1], 'indentation' => $matches[1],
@ -507,9 +507,9 @@ class Parsedown
if ($deindented_line[0] <= '9' and $deindented_line[0] >= '0' and preg_match('/^([ ]*)\d+[.][ ](.*)/', $line, $matches)) if ($deindented_line[0] <= '9' and $deindented_line[0] >= '0' and preg_match('/^([ ]*)\d+[.][ ](.*)/', $line, $matches))
{ {
$elements []= $element; $blocks []= $block;
$element = array( $block = array(
'type' => 'li', 'type' => 'li',
'ordered' => true, 'ordered' => true,
'indentation' => $matches[1], 'indentation' => $matches[1],
@ -525,40 +525,40 @@ class Parsedown
# paragraph # paragraph
if ($element['type'] === 'paragraph') if ($block['type'] === 'paragraph')
{ {
if (isset($element['interrupted'])) if (isset($block['interrupted']))
{ {
$elements []= $element; $blocks []= $block;
$element['text'] = $line; $block['text'] = $line;
unset($element['interrupted']); unset($block['interrupted']);
} }
else else
{ {
if ($this->breaks_enabled) if ($this->breaks_enabled)
{ {
$element['text'] .= ' '; $block['text'] .= ' ';
} }
$element['text'] .= "\n".$line; $block['text'] .= "\n".$line;
} }
} }
else else
{ {
$elements []= $element; $blocks []= $block;
$element = array( $block = array(
'type' => 'paragraph', 'type' => 'paragraph',
'text' => $line, 'text' => $line,
); );
} }
} }
$elements []= $element; $blocks []= $block;
unset($elements[0]); unset($blocks[0]);
# #
# ~ # ~
@ -566,17 +566,17 @@ class Parsedown
$markup = ''; $markup = '';
foreach ($elements as $element) foreach ($blocks as $block)
{ {
switch ($element['type']) switch ($block['type'])
{ {
case 'paragraph': case 'paragraph':
$text = $this->parse_span_elements($element['text']); $text = $this->parse_span_elements($block['text']);
if ($context === 'li' and $markup === '') if ($context === 'li' and $markup === '')
{ {
if (isset($element['interrupted'])) if (isset($block['interrupted']))
{ {
$markup .= "\n".'<p>'.$text.'</p>'."\n"; $markup .= "\n".'<p>'.$text.'</p>'."\n";
} }
@ -584,7 +584,7 @@ class Parsedown
{ {
$markup .= $text; $markup .= $text;
if (isset($elements[2])) if (isset($blocks[2]))
{ {
$markup .= "\n"; $markup .= "\n";
} }
@ -599,7 +599,7 @@ class Parsedown
case 'blockquote': case 'blockquote':
$text = $this->parse_block_elements($element['lines']); $text = $this->parse_block_elements($block['lines']);
$markup .= '<blockquote>'."\n".$text.'</blockquote>'."\n"; $markup .= '<blockquote>'."\n".$text.'</blockquote>'."\n";
@ -607,7 +607,7 @@ class Parsedown
case 'code block': case 'code block':
$text = htmlspecialchars($element['text'], ENT_NOQUOTES, 'UTF-8'); $text = htmlspecialchars($block['text'], ENT_NOQUOTES, 'UTF-8');
$markup .= '<pre><code>'.$text.'</code></pre>'."\n"; $markup .= '<pre><code>'.$text.'</code></pre>'."\n";
@ -615,13 +615,13 @@ class Parsedown
case 'fenced block': case 'fenced block':
$text = htmlspecialchars($element['text'], ENT_NOQUOTES, 'UTF-8'); $text = htmlspecialchars($block['text'], ENT_NOQUOTES, 'UTF-8');
$markup .= '<pre><code'; $markup .= '<pre><code';
if (isset($element['language'])) if (isset($block['language']))
{ {
$markup .= ' class="language-'.$element['language'].'"'; $markup .= ' class="language-'.$block['language'].'"';
} }
$markup .= '>'.$text.'</code></pre>'."\n"; $markup .= '>'.$text.'</code></pre>'."\n";
@ -630,9 +630,9 @@ class Parsedown
case 'heading': case 'heading':
$text = $this->parse_span_elements($element['text']); $text = $this->parse_span_elements($block['text']);
$markup .= '<h'.$element['level'].'>'.$text.'</h'.$element['level'].'>'."\n"; $markup .= '<h'.$block['level'].'>'.$text.'</h'.$block['level'].'>'."\n";
break; break;
@ -644,25 +644,25 @@ class Parsedown
case 'li': case 'li':
if (isset($element['first'])) if (isset($block['first']))
{ {
$type = $element['ordered'] ? 'ol' : 'ul'; $type = $block['ordered'] ? 'ol' : 'ul';
$markup .= '<'.$type.'>'."\n"; $markup .= '<'.$type.'>'."\n";
} }
if (isset($element['interrupted']) and ! isset($element['last'])) if (isset($block['interrupted']) and ! isset($block['last']))
{ {
$element['lines'] []= ''; $block['lines'] []= '';
} }
$text = $this->parse_block_elements($element['lines'], 'li'); $text = $this->parse_block_elements($block['lines'], 'li');
$markup .= '<li>'.$text.'</li>'."\n"; $markup .= '<li>'.$text.'</li>'."\n";
if (isset($element['last'])) if (isset($block['last']))
{ {
$type = $element['ordered'] ? 'ol' : 'ul'; $type = $block['ordered'] ? 'ol' : 'ul';
$markup .= '</'.$type.'>'."\n"; $markup .= '</'.$type.'>'."\n";
} }
@ -671,13 +671,13 @@ class Parsedown
case 'block-level markup': case 'block-level markup':
$markup .= $element['text']."\n"; $markup .= $block['text']."\n";
break; break;
default: default:
$markup .= $element['text']."\n"; $markup .= $block['text']."\n";
} }
} }