From a3dfdd9d3886451f5e97940387a56171c5810cf6 Mon Sep 17 00:00:00 2001 From: Andrew Manning Date: Sun, 29 May 2016 20:44:28 -0400 Subject: Remove Parsedown library files and remove references. --- library/parsedown/Parsedown.php | 1543 --------------------------------------- 1 file changed, 1543 deletions(-) delete mode 100644 library/parsedown/Parsedown.php (limited to 'library/parsedown/Parsedown.php') diff --git a/library/parsedown/Parsedown.php b/library/parsedown/Parsedown.php deleted file mode 100644 index 7b920d730..000000000 --- a/library/parsedown/Parsedown.php +++ /dev/null @@ -1,1543 +0,0 @@ -DefinitionData = array(); - - # standardize line breaks - $text = str_replace(array("\r\n", "\r"), "\n", $text); - - # remove surrounding line breaks - $text = trim($text, "\n"); - - # split text into lines - $lines = explode("\n", $text); - - # iterate through lines to identify blocks - $markup = $this->lines($lines); - - # trim line breaks - $markup = trim($markup, "\n"); - - return $markup; - } - - # - # Setters - # - - function setBreaksEnabled($breaksEnabled) - { - $this->breaksEnabled = $breaksEnabled; - - return $this; - } - - protected $breaksEnabled; - - function setMarkupEscaped($markupEscaped) - { - $this->markupEscaped = $markupEscaped; - - return $this; - } - - protected $markupEscaped; - - function setUrlsLinked($urlsLinked) - { - $this->urlsLinked = $urlsLinked; - - return $this; - } - - protected $urlsLinked = true; - - # - # Lines - # - - protected $BlockTypes = array( - '#' => array('Header'), - '*' => array('Rule', 'List'), - '+' => array('List'), - '-' => array('SetextHeader', 'Table', 'Rule', 'List'), - '0' => array('List'), - '1' => array('List'), - '2' => array('List'), - '3' => array('List'), - '4' => array('List'), - '5' => array('List'), - '6' => array('List'), - '7' => array('List'), - '8' => array('List'), - '9' => array('List'), - ':' => array('Table'), - '<' => array('Comment', 'Markup'), - '=' => array('SetextHeader'), - '>' => array('Quote'), - '[' => array('Reference'), - '_' => array('Rule'), - '`' => array('FencedCode'), - '|' => array('Table'), - '~' => array('FencedCode'), - ); - - # ~ - - protected $unmarkedBlockTypes = array( - 'Code', - ); - - # - # Blocks - # - - protected function lines(array $lines) - { - $CurrentBlock = null; - - foreach ($lines as $line) - { - if (chop($line) === '') - { - if (isset($CurrentBlock)) - { - $CurrentBlock['interrupted'] = true; - } - - continue; - } - - if (strpos($line, "\t") !== false) - { - $parts = explode("\t", $line); - - $line = $parts[0]; - - unset($parts[0]); - - foreach ($parts as $part) - { - $shortage = 4 - mb_strlen($line, 'utf-8') % 4; - - $line .= str_repeat(' ', $shortage); - $line .= $part; - } - } - - $indent = 0; - - while (isset($line[$indent]) and $line[$indent] === ' ') - { - $indent ++; - } - - $text = $indent > 0 ? substr($line, $indent) : $line; - - # ~ - - $Line = array('body' => $line, 'indent' => $indent, 'text' => $text); - - # ~ - - if (isset($CurrentBlock['continuable'])) - { - $Block = $this->{'block'.$CurrentBlock['type'].'Continue'}($Line, $CurrentBlock); - - if (isset($Block)) - { - $CurrentBlock = $Block; - - continue; - } - else - { - if ($this->isBlockCompletable($CurrentBlock['type'])) - { - $CurrentBlock = $this->{'block'.$CurrentBlock['type'].'Complete'}($CurrentBlock); - } - } - } - - # ~ - - $marker = $text[0]; - - # ~ - - $blockTypes = $this->unmarkedBlockTypes; - - if (isset($this->BlockTypes[$marker])) - { - foreach ($this->BlockTypes[$marker] as $blockType) - { - $blockTypes []= $blockType; - } - } - - # - # ~ - - foreach ($blockTypes as $blockType) - { - $Block = $this->{'block'.$blockType}($Line, $CurrentBlock); - - if (isset($Block)) - { - $Block['type'] = $blockType; - - if ( ! isset($Block['identified'])) - { - $Blocks []= $CurrentBlock; - - $Block['identified'] = true; - } - - if ($this->isBlockContinuable($blockType)) - { - $Block['continuable'] = true; - } - - $CurrentBlock = $Block; - - continue 2; - } - } - - # ~ - - if (isset($CurrentBlock) and ! isset($CurrentBlock['type']) and ! isset($CurrentBlock['interrupted'])) - { - $CurrentBlock['element']['text'] .= "\n".$text; - } - else - { - $Blocks []= $CurrentBlock; - - $CurrentBlock = $this->paragraph($Line); - - $CurrentBlock['identified'] = true; - } - } - - # ~ - - if (isset($CurrentBlock['continuable']) and $this->isBlockCompletable($CurrentBlock['type'])) - { - $CurrentBlock = $this->{'block'.$CurrentBlock['type'].'Complete'}($CurrentBlock); - } - - # ~ - - $Blocks []= $CurrentBlock; - - unset($Blocks[0]); - - # ~ - - $markup = ''; - - foreach ($Blocks as $Block) - { - if (isset($Block['hidden'])) - { - continue; - } - - $markup .= "\n"; - $markup .= isset($Block['markup']) ? $Block['markup'] : $this->element($Block['element']); - } - - $markup .= "\n"; - - # ~ - - return $markup; - } - - protected function isBlockContinuable($Type) - { - return method_exists($this, 'block'.$Type.'Continue'); - } - - protected function isBlockCompletable($Type) - { - return method_exists($this, 'block'.$Type.'Complete'); - } - - # - # Code - - protected function blockCode($Line, $Block = null) - { - if (isset($Block) and ! isset($Block['type']) and ! isset($Block['interrupted'])) - { - return; - } - - if ($Line['indent'] >= 4) - { - $text = substr($Line['body'], 4); - - $Block = array( - 'element' => array( - 'name' => 'pre', - 'handler' => 'element', - 'text' => array( - 'name' => 'code', - 'text' => $text, - ), - ), - ); - - return $Block; - } - } - - protected function blockCodeContinue($Line, $Block) - { - if ($Line['indent'] >= 4) - { - if (isset($Block['interrupted'])) - { - $Block['element']['text']['text'] .= "\n"; - - unset($Block['interrupted']); - } - - $Block['element']['text']['text'] .= "\n"; - - $text = substr($Line['body'], 4); - - $Block['element']['text']['text'] .= $text; - - return $Block; - } - } - - protected function blockCodeComplete($Block) - { - $text = $Block['element']['text']['text']; - - $text = htmlspecialchars($text, ENT_NOQUOTES, 'UTF-8'); - - $Block['element']['text']['text'] = $text; - - return $Block; - } - - # - # Comment - - protected function blockComment($Line) - { - if ($this->markupEscaped) - { - return; - } - - if (isset($Line['text'][3]) and $Line['text'][3] === '-' and $Line['text'][2] === '-' and $Line['text'][1] === '!') - { - $Block = array( - 'markup' => $Line['body'], - ); - - if (preg_match('/-->$/', $Line['text'])) - { - $Block['closed'] = true; - } - - return $Block; - } - } - - protected function blockCommentContinue($Line, array $Block) - { - if (isset($Block['closed'])) - { - return; - } - - $Block['markup'] .= "\n" . $Line['body']; - - if (preg_match('/-->$/', $Line['text'])) - { - $Block['closed'] = true; - } - - return $Block; - } - - # - # Fenced Code - - protected function blockFencedCode($Line) - { - if (preg_match('/^['.$Line['text'][0].']{3,}[ ]*([\w-]+)?[ ]*$/', $Line['text'], $matches)) - { - $Element = array( - 'name' => 'code', - 'text' => '', - ); - - if (isset($matches[1])) - { - $class = 'language-'.$matches[1]; - - $Element['attributes'] = array( - 'class' => $class, - ); - } - - $Block = array( - 'char' => $Line['text'][0], - 'element' => array( - 'name' => 'pre', - 'handler' => 'element', - 'text' => $Element, - ), - ); - - return $Block; - } - } - - protected function blockFencedCodeContinue($Line, $Block) - { - if (isset($Block['complete'])) - { - return; - } - - if (isset($Block['interrupted'])) - { - $Block['element']['text']['text'] .= "\n"; - - unset($Block['interrupted']); - } - - if (preg_match('/^'.$Block['char'].'{3,}[ ]*$/', $Line['text'])) - { - $Block['element']['text']['text'] = substr($Block['element']['text']['text'], 1); - - $Block['complete'] = true; - - return $Block; - } - - $Block['element']['text']['text'] .= "\n".$Line['body'];; - - return $Block; - } - - protected function blockFencedCodeComplete($Block) - { - $text = $Block['element']['text']['text']; - - $text = htmlspecialchars($text, ENT_NOQUOTES, 'UTF-8'); - - $Block['element']['text']['text'] = $text; - - return $Block; - } - - # - # Header - - protected function blockHeader($Line) - { - if (isset($Line['text'][1])) - { - $level = 1; - - while (isset($Line['text'][$level]) and $Line['text'][$level] === '#') - { - $level ++; - } - - if ($level > 6) - { - return; - } - - $text = trim($Line['text'], '# '); - - $Block = array( - 'element' => array( - 'name' => 'h' . min(6, $level), - 'text' => $text, - 'handler' => 'line', - ), - ); - - return $Block; - } - } - - # - # List - - protected function blockList($Line) - { - list($name, $pattern) = $Line['text'][0] <= '-' ? array('ul', '[*+-]') : array('ol', '[0-9]+[.]'); - - if (preg_match('/^('.$pattern.'[ ]+)(.*)/', $Line['text'], $matches)) - { - $Block = array( - 'indent' => $Line['indent'], - 'pattern' => $pattern, - 'element' => array( - 'name' => $name, - 'handler' => 'elements', - ), - ); - - $Block['li'] = array( - 'name' => 'li', - 'handler' => 'li', - 'text' => array( - $matches[2], - ), - ); - - $Block['element']['text'] []= & $Block['li']; - - return $Block; - } - } - - protected function blockListContinue($Line, array $Block) - { - if ($Block['indent'] === $Line['indent'] and preg_match('/^'.$Block['pattern'].'(?:[ ]+(.*)|$)/', $Line['text'], $matches)) - { - if (isset($Block['interrupted'])) - { - $Block['li']['text'] []= ''; - - unset($Block['interrupted']); - } - - unset($Block['li']); - - $text = isset($matches[1]) ? $matches[1] : ''; - - $Block['li'] = array( - 'name' => 'li', - 'handler' => 'li', - 'text' => array( - $text, - ), - ); - - $Block['element']['text'] []= & $Block['li']; - - return $Block; - } - - if ($Line['text'][0] === '[' and $this->blockReference($Line)) - { - return $Block; - } - - if ( ! isset($Block['interrupted'])) - { - $text = preg_replace('/^[ ]{0,4}/', '', $Line['body']); - - $Block['li']['text'] []= $text; - - return $Block; - } - - if ($Line['indent'] > 0) - { - $Block['li']['text'] []= ''; - - $text = preg_replace('/^[ ]{0,4}/', '', $Line['body']); - - $Block['li']['text'] []= $text; - - unset($Block['interrupted']); - - return $Block; - } - } - - # - # Quote - - protected function blockQuote($Line) - { - if (preg_match('/^>[ ]?(.*)/', $Line['text'], $matches)) - { - $Block = array( - 'element' => array( - 'name' => 'blockquote', - 'handler' => 'lines', - 'text' => (array) $matches[1], - ), - ); - - return $Block; - } - } - - protected function blockQuoteContinue($Line, array $Block) - { - if ($Line['text'][0] === '>' and preg_match('/^>[ ]?(.*)/', $Line['text'], $matches)) - { - if (isset($Block['interrupted'])) - { - $Block['element']['text'] []= ''; - - unset($Block['interrupted']); - } - - $Block['element']['text'] []= $matches[1]; - - return $Block; - } - - if ( ! isset($Block['interrupted'])) - { - $Block['element']['text'] []= $Line['text']; - - return $Block; - } - } - - # - # Rule - - protected function blockRule($Line) - { - if (preg_match('/^(['.$Line['text'][0].'])([ ]*\1){2,}[ ]*$/', $Line['text'])) - { - $Block = array( - 'element' => array( - 'name' => 'hr' - ), - ); - - return $Block; - } - } - - # - # Setext - - protected function blockSetextHeader($Line, array $Block = null) - { - if ( ! isset($Block) or isset($Block['type']) or isset($Block['interrupted'])) - { - return; - } - - if (chop($Line['text'], $Line['text'][0]) === '') - { - $Block['element']['name'] = $Line['text'][0] === '=' ? 'h1' : 'h2'; - - return $Block; - } - } - - # - # Markup - - protected function blockMarkup($Line) - { - if ($this->markupEscaped) - { - return; - } - - if (preg_match('/^<(\w*)(?:[ ]*'.$this->regexHtmlAttribute.')*[ ]*(\/)?>/', $Line['text'], $matches)) - { - $element = strtolower($matches[1]); - - if (in_array($element, $this->textLevelElements)) - { - return; - } - - $Block = array( - 'name' => $matches[1], - 'depth' => 0, - 'markup' => $Line['text'], - ); - - $length = strlen($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'])) - { - $Block['markup'] .= "\n"; - - unset($Block['interrupted']); - } - - $Block['markup'] .= "\n".$Line['body']; - - return $Block; - } - - # - # Reference - - protected function blockReference($Line) - { - if (preg_match('/^\[(.+?)\]:[ ]*?(?:[ ]+["\'(](.+)["\')])?[ ]*$/', $Line['text'], $matches)) - { - $id = strtolower($matches[1]); - - $Data = array( - 'url' => $matches[2], - 'title' => null, - ); - - if (isset($matches[3])) - { - $Data['title'] = $matches[3]; - } - - $this->DefinitionData['Reference'][$id] = $Data; - - $Block = array( - 'hidden' => true, - ); - - return $Block; - } - } - - # - # Table - - protected function blockTable($Line, array $Block = null) - { - if ( ! isset($Block) or isset($Block['type']) or isset($Block['interrupted'])) - { - return; - } - - if (strpos($Block['element']['text'], '|') !== false and chop($Line['text'], ' -:|') === '') - { - $alignments = array(); - - $divider = $Line['text']; - - $divider = trim($divider); - $divider = trim($divider, '|'); - - $dividerCells = explode('|', $divider); - - foreach ($dividerCells as $dividerCell) - { - $dividerCell = trim($dividerCell); - - if ($dividerCell === '') - { - continue; - } - - $alignment = null; - - if ($dividerCell[0] === ':') - { - $alignment = 'left'; - } - - if (substr($dividerCell, - 1) === ':') - { - $alignment = $alignment === 'left' ? 'center' : 'right'; - } - - $alignments []= $alignment; - } - - # ~ - - $HeaderElements = array(); - - $header = $Block['element']['text']; - - $header = trim($header); - $header = trim($header, '|'); - - $headerCells = explode('|', $header); - - foreach ($headerCells as $index => $headerCell) - { - $headerCell = trim($headerCell); - - $HeaderElement = array( - 'name' => 'th', - 'text' => $headerCell, - 'handler' => 'line', - ); - - if (isset($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['element']['text'] []= array( - 'name' => 'tbody', - 'handler' => 'elements', - 'text' => array(), - ); - - $Block['element']['text'][0]['text'] []= array( - 'name' => 'tr', - 'handler' => 'elements', - 'text' => $HeaderElements, - ); - - return $Block; - } - } - - protected function blockTableContinue($Line, array $Block) - { - if (isset($Block['interrupted'])) - { - return; - } - - if ($Line['text'][0] === '|' or strpos($Line['text'], '|')) - { - $Elements = array(); - - $row = $Line['text']; - - $row = trim($row); - $row = trim($row, '|'); - - preg_match_all('/(?:(\\\\[|])|[^|`]|`[^`]+`|`)+/', $row, $matches); - - foreach ($matches[0] as $index => $cell) - { - $cell = trim($cell); - - $Element = array( - 'name' => 'td', - 'handler' => 'line', - 'text' => $cell, - ); - - if (isset($Block['alignments'][$index])) - { - $Element['attributes'] = array( - 'style' => 'text-align: '.$Block['alignments'][$index].';', - ); - } - - $Elements []= $Element; - } - - $Element = array( - 'name' => 'tr', - 'handler' => 'elements', - 'text' => $Elements, - ); - - $Block['element']['text'][1]['text'] []= $Element; - - return $Block; - } - } - - # - # ~ - # - - protected function paragraph($Line) - { - $Block = array( - 'element' => array( - 'name' => 'p', - 'text' => $Line['text'], - 'handler' => 'line', - ), - ); - - return $Block; - } - - # - # Inline Elements - # - - protected $InlineTypes = array( - '"' => array('SpecialCharacter'), - '!' => array('Image'), - '&' => array('SpecialCharacter'), - '*' => array('Emphasis'), - ':' => array('Url'), - '<' => array('UrlTag', 'EmailTag', 'Markup', 'SpecialCharacter'), - '>' => array('SpecialCharacter'), - '[' => array('Link'), - '_' => array('Emphasis'), - '`' => array('Code'), - '~' => array('Strikethrough'), - '\\' => array('EscapeSequence'), - ); - - # ~ - - protected $inlineMarkerList = '!"*_&[:<>`~\\'; - - # - # ~ - # - - public function line($text) - { - $markup = ''; - - # $excerpt is based on the first occurrence of a marker - - while ($excerpt = strpbrk($text, $this->inlineMarkerList)) - { - $marker = $excerpt[0]; - - $markerPosition = strpos($text, $marker); - - $Excerpt = array('text' => $excerpt, 'context' => $text); - - foreach ($this->InlineTypes[$marker] as $inlineType) - { - $Inline = $this->{'inline'.$inlineType}($Excerpt); - - if ( ! isset($Inline)) - { - continue; - } - - # makes sure that the inline belongs to "our" marker - - if (isset($Inline['position']) and $Inline['position'] > $markerPosition) - { - continue; - } - - # sets a default inline position - - if ( ! isset($Inline['position'])) - { - $Inline['position'] = $markerPosition; - } - - # the text that comes before the inline - $unmarkedText = substr($text, 0, $Inline['position']); - - # compile the unmarked text - $markup .= $this->unmarkedText($unmarkedText); - - # compile the inline - $markup .= isset($Inline['markup']) ? $Inline['markup'] : $this->element($Inline['element']); - - # remove the examined text - $text = substr($text, $Inline['position'] + $Inline['extent']); - - continue 2; - } - - # the marker does not belong to an inline - - $unmarkedText = substr($text, 0, $markerPosition + 1); - - $markup .= $this->unmarkedText($unmarkedText); - - $text = substr($text, $markerPosition + 1); - } - - $markup .= $this->unmarkedText($text); - - return $markup; - } - - # - # ~ - # - - protected function inlineCode($Excerpt) - { - $marker = $Excerpt['text'][0]; - - if (preg_match('/^('.$marker.'+)[ ]*(.+?)[ ]*(? strlen($matches[0]), - 'element' => array( - 'name' => 'code', - 'text' => $text, - 'attributes' => array( - 'class' => 'inline-code' - ), - ), - ); - } - } - - protected function inlineEmailTag($Excerpt) - { - if (strpos($Excerpt['text'], '>') !== false and preg_match('/^<((mailto:)?\S+?@\S+?)>/i', $Excerpt['text'], $matches)) - { - $url = $matches[1]; - - if ( ! isset($matches[2])) - { - $url = 'mailto:' . $url; - } - - return array( - 'extent' => strlen($matches[0]), - 'element' => array( - 'name' => 'a', - 'text' => $matches[1], - 'attributes' => array( - 'href' => $url, - ), - ), - ); - } - } - - protected function inlineEmphasis($Excerpt) - { - if ( ! isset($Excerpt['text'][1])) - { - return; - } - - $marker = $Excerpt['text'][0]; - - if ($Excerpt['text'][1] === $marker and preg_match($this->StrongRegex[$marker], $Excerpt['text'], $matches)) - { - $emphasis = 'strong'; - } - elseif (preg_match($this->EmRegex[$marker], $Excerpt['text'], $matches)) - { - $emphasis = 'em'; - } - else - { - return; - } - - return array( - 'extent' => strlen($matches[0]), - 'element' => array( - 'name' => $emphasis, - 'handler' => 'line', - 'text' => $matches[1], - ), - ); - } - - protected function inlineEscapeSequence($Excerpt) - { - if (isset($Excerpt['text'][1]) and in_array($Excerpt['text'][1], $this->specialCharacters)) - { - return array( - 'markup' => $Excerpt['text'][1], - 'extent' => 2, - ); - } - } - - protected function inlineImage($Excerpt) - { - if ( ! isset($Excerpt['text'][1]) or $Excerpt['text'][1] !== '[') - { - return; - } - - $Excerpt['text']= substr($Excerpt['text'], 1); - - $Link = $this->inlineLink($Excerpt); - - if ($Link === null) - { - return; - } - - $Inline = array( - 'extent' => $Link['extent'] + 1, - 'element' => array( - 'name' => 'img', - 'attributes' => array( - 'src' => $Link['element']['attributes']['href'], - 'alt' => $Link['element']['text'], - ), - ), - ); - - $Inline['element']['attributes'] += $Link['element']['attributes']; - - unset($Inline['element']['attributes']['href']); - - return $Inline; - } - - protected function inlineLink($Excerpt) - { - $Element = array( - 'name' => 'a', - 'handler' => 'line', - 'text' => null, - 'attributes' => array( - 'href' => null, - 'title' => null, - ), - ); - - $extent = 0; - - $remainder = $Excerpt['text']; - - if (preg_match('/\[((?:[^][]|(?R))*)\]/', $remainder, $matches)) - { - $Element['text'] = $matches[1]; - - $extent += strlen($matches[0]); - - $remainder = substr($remainder, $extent); - } - else - { - return; - } - - if (preg_match('/^[(]((?:[^ ()]|[(][^ )]+[)])+)(?:[ ]+("[^"]*"|\'[^\']*\'))?[)]/', $remainder, $matches)) - { - $Element['attributes']['href'] = $matches[1]; - - if (isset($matches[2])) - { - $Element['attributes']['title'] = substr($matches[2], 1, - 1); - } - - $extent += strlen($matches[0]); - } - else - { - if (preg_match('/^\s*\[(.*?)\]/', $remainder, $matches)) - { - $definition = strlen($matches[1]) ? $matches[1] : $Element['text']; - $definition = strtolower($definition); - - $extent += strlen($matches[0]); - } - else - { - $definition = strtolower($Element['text']); - } - - if ( ! isset($this->DefinitionData['Reference'][$definition])) - { - return; - } - - $Definition = $this->DefinitionData['Reference'][$definition]; - - $Element['attributes']['href'] = $Definition['url']; - $Element['attributes']['title'] = $Definition['title']; - } - - $Element['attributes']['href'] = str_replace(array('&', '<'), array('&', '<'), $Element['attributes']['href']); - - return array( - 'extent' => $extent, - 'element' => $Element, - ); - } - - protected function inlineMarkup($Excerpt) - { - if ($this->markupEscaped or strpos($Excerpt['text'], '>') === false) - { - return; - } - - if ($Excerpt['text'][1] === '/' and preg_match('/^<\/\w*[ ]*>/s', $Excerpt['text'], $matches)) - { - return array( - 'markup' => $matches[0], - 'extent' => strlen($matches[0]), - ); - } - - if ($Excerpt['text'][1] === '!' and preg_match('/^/s', $Excerpt['text'], $matches)) - { - return array( - 'markup' => $matches[0], - 'extent' => strlen($matches[0]), - ); - } - - if ($Excerpt['text'][1] !== ' ' and preg_match('/^<\w*(?:[ ]*'.$this->regexHtmlAttribute.')*[ ]*\/?>/s', $Excerpt['text'], $matches)) - { - return array( - 'markup' => $matches[0], - 'extent' => strlen($matches[0]), - ); - } - } - - protected function inlineSpecialCharacter($Excerpt) - { - if ($Excerpt['text'][0] === '&' and ! preg_match('/^&#?\w+;/', $Excerpt['text'])) - { - return array( - 'markup' => '&', - 'extent' => 1, - ); - } - - $SpecialCharacter = array('>' => 'gt', '<' => 'lt', '"' => 'quot'); - - if (isset($SpecialCharacter[$Excerpt['text'][0]])) - { - return array( - 'markup' => '&'.$SpecialCharacter[$Excerpt['text'][0]].';', - 'extent' => 1, - ); - } - } - - protected function inlineStrikethrough($Excerpt) - { - if ( ! isset($Excerpt['text'][1])) - { - return; - } - - if ($Excerpt['text'][1] === '~' and preg_match('/^~~(?=\S)(.+?)(?<=\S)~~/', $Excerpt['text'], $matches)) - { - return array( - 'extent' => strlen($matches[0]), - 'element' => array( - 'name' => 'del', - 'text' => $matches[1], - 'handler' => 'line', - ), - ); - } - } - - protected function inlineUrl($Excerpt) - { - if ($this->urlsLinked !== true or ! isset($Excerpt['text'][2]) or $Excerpt['text'][2] !== '/') - { - return; - } - - if (preg_match('/\bhttps?:[\/]{2}[^\s<]+\b\/*/ui', $Excerpt['context'], $matches, PREG_OFFSET_CAPTURE)) - { - $Inline = array( - 'extent' => strlen($matches[0][0]), - 'position' => $matches[0][1], - 'element' => array( - 'name' => 'a', - 'text' => $matches[0][0], - 'attributes' => array( - 'href' => $matches[0][0], - ), - ), - ); - - return $Inline; - } - } - - protected function inlineUrlTag($Excerpt) - { - if (strpos($Excerpt['text'], '>') !== false and preg_match('/^<(\w+:\/{2}[^ >]+)>/i', $Excerpt['text'], $matches)) - { - $url = str_replace(array('&', '<'), array('&', '<'), $matches[1]); - - return array( - 'extent' => strlen($matches[0]), - 'element' => array( - 'name' => 'a', - 'text' => $url, - 'attributes' => array( - 'href' => $url, - ), - ), - ); - } - } - - # ~ - - protected function unmarkedText($text) - { - if ($this->breaksEnabled) - { - $text = preg_replace('/[ ]*\n/', "
\n", $text); - } - else - { - $text = preg_replace('/(?:[ ][ ]+|[ ]*\\\\)\n/', "
\n", $text); - $text = str_replace(" \n", "\n", $text); - } - - return $text; - } - - # - # Handlers - # - - protected function element(array $Element) - { - $markup = '<'.$Element['name']; - - if (isset($Element['attributes'])) - { - foreach ($Element['attributes'] as $name => $value) - { - if ($value === null) - { - continue; - } - - $markup .= ' '.$name.'="'.$value.'"'; - } - } - - if (isset($Element['text'])) - { - $markup .= '>'; - - if (isset($Element['handler'])) - { - $markup .= $this->{$Element['handler']}($Element['text']); - } - else - { - $markup .= $Element['text']; - } - - $markup .= ''; - } - else - { - $markup .= ' />'; - } - - return $markup; - } - - protected function elements(array $Elements) - { - $markup = ''; - - foreach ($Elements as $Element) - { - $markup .= "\n" . $this->element($Element); - } - - $markup .= "\n"; - - return $markup; - } - - # ~ - - protected function li($lines) - { - $markup = $this->lines($lines); - - $trimmedMarkup = trim($markup); - - if ( ! in_array('', $lines) and substr($trimmedMarkup, 0, 3) === '

') - { - $markup = $trimmedMarkup; - $markup = substr($markup, 3); - - $position = strpos($markup, "

"); - - $markup = substr_replace($markup, '', $position, 4); - } - - return $markup; - } - - # - # Deprecated Methods - # - - function parse($text) - { - $markup = $this->text($text); - - return $markup; - } - - # - # Static Methods - # - - static function instance($name = 'default') - { - if (isset(self::$instances[$name])) - { - return self::$instances[$name]; - } - - $instance = new static(); - - self::$instances[$name] = $instance; - - return $instance; - } - - private static $instances = array(); - - # - # Fields - # - - protected $DefinitionData; - - # - # Read-Only - - protected $specialCharacters = array( - '\\', '`', '*', '_', '{', '}', '[', ']', '(', ')', '>', '#', '+', '-', '.', '!', '|', - ); - - protected $StrongRegex = array( - '*' => '/^[*]{2}((?:\\\\\*|[^*]|[*][^*]*[*])+?)[*]{2}(?![*])/s', - '_' => '/^__((?:\\\\_|[^_]|_[^_]*_)+?)__(?!_)/us', - ); - - protected $EmRegex = array( - '*' => '/^[*]((?:\\\\\*|[^*]|[*][*][^*]+?[*][*])+?)[*](?![*])/s', - '_' => '/^_((?:\\\\_|[^_]|__[^_]*__)+?)_(?!_)\b/us', - ); - - 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', - ); - - protected $textLevelElements = array( - 'a', 'br', 'bdo', 'abbr', 'blink', 'nextid', 'acronym', 'basefont', - 'b', 'em', 'big', 'cite', 'small', 'spacer', 'listing', - 'i', 'rp', 'del', 'code', 'strike', 'marquee', - 'q', 'rt', 'ins', 'font', 'strong', - 's', 'tt', 'sub', 'mark', - 'u', 'xm', 'sup', 'nobr', - 'var', 'ruby', - 'wbr', 'span', - 'time', - ); -} -- cgit v1.2.3