mirror of
https://github.com/erusev/parsedown.git
synced 2023-08-10 21:13:06 +03:00
Use typed Line object
This commit is contained in:
Aidan Woods
parent
db04e1575f
commit
f6a845fa52
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@ -2,6 +2,8 @@
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namespace Erusev\Parsedown;
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use Erusev\Parsedown\Parsing\Line;
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#
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#
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# Parsedown
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@ -166,7 +168,8 @@ class Parsedown
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return $this->elements($this->linesElements($lines));
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}
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protected function linesElements(array $lines)
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/** @param int $indentOffset */
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protected function linesElements(array $lines, array $nonNestables = [], $indentOffset = 0)
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{
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$Elements = [];
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$CurrentBlock = null;
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@ -183,24 +186,7 @@ class Parsedown
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continue;
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}
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while (($beforeTab = \strstr($line, "\t", true)) !== false) {
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$shortage = 4 - \mb_strlen($beforeTab, 'utf-8') % 4;
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$line = $beforeTab
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. \str_repeat(' ', $shortage)
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. \substr($line, \strlen($beforeTab) + 1)
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;
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}
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$indent = \strspn($line, ' ');
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$text = $indent > 0 ? \substr($line, $indent) : $line;
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# ~
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$Line = ['body' => $line, 'indent' => $indent, 'text' => $text];
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# ~
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$Line = new Line($line, $indentOffset);
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if (isset($CurrentBlock['continuable'])) {
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$methodName = 'block' . $CurrentBlock['type'] . 'Continue';
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@ -220,7 +206,7 @@ class Parsedown
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# ~
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$marker = $text[0];
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$marker = $Line->text()[0];
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# ~
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@ -322,21 +308,19 @@ class Parsedown
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#
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# Code
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protected function blockCode($Line, $Block = null)
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protected function blockCode(Line $Line, $Block = null)
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{
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if (isset($Block) and $Block['type'] === 'Paragraph' and ! isset($Block['interrupted'])) {
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return;
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}
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if ($Line['indent'] >= 4) {
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$text = \substr($Line['body'], 4);
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if ($Line->indent() >= 4) {
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$Block = [
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'element' => [
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'name' => 'pre',
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'element' => [
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'name' => 'code',
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'text' => $text,
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'text' => $Line->ltrimBodyUpto(4),
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],
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],
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];
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@ -345,9 +329,9 @@ class Parsedown
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}
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}
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protected function blockCodeContinue($Line, $Block)
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protected function blockCodeContinue(Line $Line, $Block)
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{
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if ($Line['indent'] >= 4) {
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if ($Line->indent() >= 4) {
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if (isset($Block['interrupted'])) {
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$Block['element']['element']['text'] .= \str_repeat("\n", $Block['interrupted']);
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@ -356,9 +340,7 @@ class Parsedown
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$Block['element']['element']['text'] .= "\n";
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$text = \substr($Line['body'], 4);
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$Block['element']['element']['text'] .= $text;
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$Block['element']['element']['text'] .= $Line->ltrimBodyUpto(4);
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return $Block;
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}
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@ -372,21 +354,21 @@ class Parsedown
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#
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# Comment
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protected function blockComment($Line)
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protected function blockComment(Line $Line)
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{
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if ($this->markupEscaped or $this->safeMode) {
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return;
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}
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if (\strpos($Line['text'], '<!--') === 0) {
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if (\strpos($Line->text(), '<!--') === 0) {
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$Block = [
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'element' => [
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'rawHtml' => $Line['body'],
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'rawHtml' => $Line->rawLine(),
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'autobreak' => true,
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],
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];
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if (\strpos($Line['text'], '-->') !== false) {
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if (\strpos($Line->text(), '-->') !== false) {
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$Block['closed'] = true;
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}
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@ -394,15 +376,15 @@ class Parsedown
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}
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}
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protected function blockCommentContinue($Line, array $Block)
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protected function blockCommentContinue(Line $Line, array $Block)
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{
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if (isset($Block['closed'])) {
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return;
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}
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$Block['element']['rawHtml'] .= "\n" . $Line['body'];
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$Block['element']['rawHtml'] .= "\n" . $Line->rawLine();
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if (\strpos($Line['text'], '-->') !== false) {
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if (\strpos($Line->text(), '-->') !== false) {
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$Block['closed'] = true;
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}
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@ -412,17 +394,17 @@ class Parsedown
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#
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# Fenced Code
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protected function blockFencedCode($Line)
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protected function blockFencedCode(Line $Line)
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{
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$marker = $Line['text'][0];
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$marker = $Line->text()[0];
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$openerLength = \strspn($Line['text'], $marker);
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$openerLength = \strspn($Line->text(), $marker);
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if ($openerLength < 3) {
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return;
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}
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$infostring = \trim(\substr($Line['text'], $openerLength), "\t ");
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$infostring = \trim(\substr($Line->text(), $openerLength), "\t ");
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if (\strpos($infostring, '`') !== false) {
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return;
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@ -449,7 +431,7 @@ class Parsedown
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return $Block;
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}
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protected function blockFencedCodeContinue($Line, $Block)
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protected function blockFencedCodeContinue(Line $Line, $Block)
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{
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if (isset($Block['complete'])) {
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return;
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@ -461,8 +443,8 @@ class Parsedown
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unset($Block['interrupted']);
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}
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if (($len = \strspn($Line['text'], $Block['char'])) >= $Block['openerLength']
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and \chop(\substr($Line['text'], $len), ' ') === ''
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if (($len = \strspn($Line->text(), $Block['char'])) >= $Block['openerLength']
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and \chop(\substr($Line->text(), $len), ' ') === ''
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) {
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$Block['element']['element']['text'] = \substr($Block['element']['element']['text'], 1);
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@ -471,7 +453,7 @@ class Parsedown
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return $Block;
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}
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$Block['element']['element']['text'] .= "\n" . $Line['body'];
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$Block['element']['element']['text'] .= "\n" . $Line->rawLine();
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return $Block;
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}
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@ -484,15 +466,15 @@ class Parsedown
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#
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# Header
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protected function blockHeader($Line)
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protected function blockHeader(Line $Line)
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{
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$level = \strspn($Line['text'], '#');
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$level = \strspn($Line->text(), '#');
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if ($level > 6) {
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return;
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}
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$text = \trim($Line['text'], '#');
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$text = \trim($Line->text(), '#');
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if ($this->strictMode and isset($text[0]) and $text[0] !== ' ') {
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return;
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@ -517,11 +499,11 @@ class Parsedown
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#
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# List
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protected function blockList($Line, array $CurrentBlock = null)
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protected function blockList(Line $Line, array $CurrentBlock = null)
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{
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list($name, $pattern) = $Line['text'][0] <= '-' ? ['ul', '[*+-]'] : ['ol', '[0-9]{1,9}+[.\)]'];
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list($name, $pattern) = $Line->text()[0] <= '-' ? ['ul', '[*+-]'] : ['ol', '[0-9]{1,9}+[.\)]'];
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if (\preg_match('/^('.$pattern.'([ ]++|$))(.*+)/', $Line['text'], $matches)) {
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if (\preg_match('/^('.$pattern.'([ ]++|$))(.*+)/', $Line->text(), $matches)) {
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$contentIndent = \strlen($matches[2]);
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if ($contentIndent >= 5) {
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@ -535,7 +517,7 @@ class Parsedown
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$markerWithoutWhitespace = \strstr($matches[1], ' ', true);
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$Block = [
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'indent' => $Line['indent'],
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'indent' => $Line->indent(),
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'pattern' => $pattern,
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'data' => [
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'type' => $name,
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@ -580,7 +562,7 @@ class Parsedown
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}
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}
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protected function blockListContinue($Line, array $Block)
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protected function blockListContinue(Line $Line, array $Block)
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{
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if (isset($Block['interrupted']) and empty($Block['li']['handler']['argument'])) {
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return null;
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@ -588,14 +570,14 @@ class Parsedown
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$requiredIndent = ($Block['indent'] + \strlen($Block['data']['marker']));
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if ($Line['indent'] < $requiredIndent
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if ($Line->indent() < $requiredIndent
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and (
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(
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$Block['data']['type'] === 'ol'
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and \preg_match('/^[0-9]++'.$Block['data']['markerTypeRegex'].'(?:[ ]++(.*)|$)/', $Line['text'], $matches)
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and \preg_match('/^[0-9]++'.$Block['data']['markerTypeRegex'].'(?:[ ]++(.*)|$)/', $Line->text(), $matches)
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) or (
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$Block['data']['type'] === 'ul'
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and \preg_match('/^'.$Block['data']['markerTypeRegex'].'(?:[ ]++(.*)|$)/', $Line['text'], $matches)
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and \preg_match('/^'.$Block['data']['markerTypeRegex'].'(?:[ ]++(.*)|$)/', $Line->text(), $matches)
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)
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)
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) {
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@ -611,7 +593,7 @@ class Parsedown
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$text = isset($matches[1]) ? $matches[1] : '';
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$Block['indent'] = $Line['indent'];
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$Block['indent'] = $Line->indent();
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$Block['li'] = [
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'name' => 'li',
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@ -625,15 +607,15 @@ class Parsedown
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$Block['element']['elements'] []= & $Block['li'];
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return $Block;
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} elseif ($Line['indent'] < $requiredIndent and $this->blockList($Line)) {
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} elseif ($Line->indent() < $requiredIndent and $this->blockList($Line)) {
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return null;
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}
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if ($Line['text'][0] === '[' and $this->blockReference($Line)) {
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if ($Line->text()[0] === '[' and $this->blockReference($Line)) {
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return $Block;
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}
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if ($Line['indent'] >= $requiredIndent) {
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if ($Line->indent() >= $requiredIndent) {
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if (isset($Block['interrupted'])) {
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$Block['li']['handler']['argument'] []= '';
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@ -642,7 +624,7 @@ class Parsedown
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unset($Block['interrupted']);
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}
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$text = \substr($Line['body'], $requiredIndent);
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$text = $Line->ltrimBodyUpto($requiredIndent);
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$Block['li']['handler']['argument'] []= $text;
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@ -650,7 +632,7 @@ class Parsedown
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}
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if (! isset($Block['interrupted'])) {
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$text = \preg_replace('/^[ ]{0,'.$requiredIndent.'}+/', '', $Line['body']);
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$text = $Line->ltrimBodyUpto($requiredIndent);
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$Block['li']['handler']['argument'] []= $text;
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@ -674,9 +656,9 @@ class Parsedown
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#
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# Quote
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protected function blockQuote($Line)
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protected function blockQuote(Line $Line)
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{
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if (\preg_match('/^>[ ]?+(.*+)/', $Line['text'], $matches)) {
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if (\preg_match('/^>[ ]?+(.*+)/', $Line->text(), $matches)) {
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$Block = [
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'element' => [
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'name' => 'blockquote',
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@ -692,20 +674,20 @@ class Parsedown
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}
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}
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protected function blockQuoteContinue($Line, array $Block)
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protected function blockQuoteContinue(Line $Line, array $Block)
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{
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if (isset($Block['interrupted'])) {
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return;
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}
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if ($Line['text'][0] === '>' and \preg_match('/^>[ ]?+(.*+)/', $Line['text'], $matches)) {
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if ($Line->text()[0] === '>' and \preg_match('/^>[ ]?+(.*+)/', $Line->text(), $matches)) {
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$Block['element']['handler']['argument'] []= $matches[1];
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return $Block;
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}
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if (! isset($Block['interrupted'])) {
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$Block['element']['handler']['argument'] []= $Line['text'];
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$Block['element']['handler']['argument'] []= $Line->text();
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return $Block;
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}
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@ -716,9 +698,9 @@ class Parsedown
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protected function blockRule($Line)
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{
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$marker = $Line['text'][0];
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$marker = $Line->text()[0];
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if (\substr_count($Line['text'], $marker) >= 3 and \chop($Line['text'], " $marker") === '') {
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if (\substr_count($Line->text(), $marker) >= 3 and \chop($Line->text(), " $marker") === '') {
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$Block = [
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'element' => [
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'name' => 'hr',
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@ -732,14 +714,14 @@ class Parsedown
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#
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# Setext
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protected function blockSetextHeader($Line, array $Block = null)
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protected function blockSetextHeader(Line $Line, array $Block = null)
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{
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if (! isset($Block) or $Block['type'] !== 'Paragraph' or isset($Block['interrupted'])) {
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return;
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}
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if ($Line['indent'] < 4 and \chop(\chop($Line['text'], ' '), $Line['text'][0]) === '') {
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$Block['element']['name'] = $Line['text'][0] === '=' ? 'h1' : 'h2';
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if ($Line->indent() < 4 and \chop(\chop($Line->text(), ' '), $Line->text()[0]) === '') {
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$Block['element']['name'] = $Line->text()[0] === '=' ? 'h1' : 'h2';
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return $Block;
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}
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@ -748,13 +730,13 @@ class Parsedown
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#
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# Markup
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protected function blockMarkup($Line)
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protected function blockMarkup(Line $Line)
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{
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if ($this->markupEscaped or $this->safeMode) {
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return;
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}
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if (\preg_match('/^<[\/]?+(\w*)(?:[ ]*+'.$this->regexHtmlAttribute.')*+[ ]*+(\/)?>/', $Line['text'], $matches)) {
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if (\preg_match('/^<[\/]?+(\w*)(?:[ ]*+'.$this->regexHtmlAttribute.')*+[ ]*+(\/)?>/', $Line->text(), $matches)) {
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$element = \strtolower($matches[1]);
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if (\in_array($element, $this->textLevelElements, true)) {
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@ -764,7 +746,7 @@ class Parsedown
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$Block = [
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'name' => $matches[1],
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'element' => [
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'rawHtml' => $Line['text'],
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'rawHtml' => $Line->text(),
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'autobreak' => true,
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],
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];
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@ -773,13 +755,13 @@ class Parsedown
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}
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}
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protected function blockMarkupContinue($Line, array $Block)
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protected function blockMarkupContinue(Line $Line, array $Block)
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{
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if (isset($Block['closed']) or isset($Block['interrupted'])) {
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return;
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}
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$Block['element']['rawHtml'] .= "\n" . $Line['body'];
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$Block['element']['rawHtml'] .= "\n" . $Line->rawLine();
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return $Block;
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}
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@ -787,10 +769,10 @@ class Parsedown
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#
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# Reference
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protected function blockReference($Line)
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protected function blockReference(Line $Line)
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{
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if (\strpos($Line['text'], ']') !== false
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and \preg_match('/^\[(.+?)\]:[ ]*+<?(\S+?)>?(?:[ ]+["\'(](.+)["\')])?[ ]*+$/', $Line['text'], $matches)
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if (\strpos($Line->text(), ']') !== false
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and \preg_match('/^\[(.+?)\]:[ ]*+<?(\S+?)>?(?:[ ]+["\'(](.+)["\')])?[ ]*+$/', $Line->text(), $matches)
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) {
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$id = \strtolower($matches[1]);
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@ -812,7 +794,7 @@ class Parsedown
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#
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# Table
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protected function blockTable($Line, array $Block = null)
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protected function blockTable(Line $Line, array $Block = null)
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{
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if (! isset($Block) or $Block['type'] !== 'Paragraph' or isset($Block['interrupted'])) {
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return;
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|
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@ -820,20 +802,20 @@ class Parsedown
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if (
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\strpos($Block['element']['handler']['argument'], '|') === false
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and \strpos($Line['text'], '|') === false
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and \strpos($Line['text'], ':') === false
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and \strpos($Line->text(), '|') === false
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and \strpos($Line->text(), ':') === false
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or \strpos($Block['element']['handler']['argument'], "\n") !== false
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) {
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return;
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}
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if (\chop($Line['text'], ' -:|') !== '') {
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if (\chop($Line->text(), ' -:|') !== '') {
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return;
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}
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|
||||
$alignments = [];
|
||||
|
||||
$divider = $Line['text'];
|
||||
$divider = $Line->text();
|
||||
|
||||
$divider = \trim($divider);
|
||||
$divider = \trim($divider, '|');
|
||||
|
|
@ -926,16 +908,16 @@ class Parsedown
|
|||
return $Block;
|
||||
}
|
||||
|
||||
protected function blockTableContinue($Line, array $Block)
|
||||
protected function blockTableContinue(Line $Line, array $Block)
|
||||
{
|
||||
if (isset($Block['interrupted'])) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (\count($Block['alignments']) === 1 or $Line['text'][0] === '|' or \strpos($Line['text'], '|')) {
|
||||
if (\count($Block['alignments']) === 1 or $Line->text()[0] === '|' or \strpos($Line->text(), '|')) {
|
||||
$Elements = [];
|
||||
|
||||
$row = $Line['text'];
|
||||
$row = $Line->text();
|
||||
|
||||
$row = \trim($row);
|
||||
$row = \trim($row, '|');
|
||||
|
|
@ -980,7 +962,7 @@ class Parsedown
|
|||
# ~
|
||||
#
|
||||
|
||||
protected function paragraph($Line)
|
||||
protected function paragraph(Line $Line)
|
||||
{
|
||||
return [
|
||||
'type' => 'Paragraph',
|
||||
|
|
@ -988,20 +970,20 @@ class Parsedown
|
|||
'name' => 'p',
|
||||
'handler' => [
|
||||
'function' => 'lineElements',
|
||||
'argument' => $Line['text'],
|
||||
'argument' => $Line->text(),
|
||||
'destination' => 'elements',
|
||||
],
|
||||
],
|
||||
];
|
||||
}
|
||||
|
||||
protected function paragraphContinue($Line, array $Block)
|
||||
protected function paragraphContinue(Line $Line, array $Block)
|
||||
{
|
||||
if (isset($Block['interrupted'])) {
|
||||
return;
|
||||
}
|
||||
|
||||
$Block['element']['handler']['argument'] .= "\n".$Line['text'];
|
||||
$Block['element']['handler']['argument'] .= "\n".$Line->text();
|
||||
|
||||
return $Block;
|
||||
}
|
||||
|
|
|
|||
142
src/Parsing/Line.php
Normal file
142
src/Parsing/Line.php
Normal file
|
|
@ -0,0 +1,142 @@
|
|||
<?php
|
||||
|
||||
namespace Erusev\Parsedown\Parsing;
|
||||
|
||||
final class Line
|
||||
{
|
||||
const INDENT_STEP = 4;
|
||||
|
||||
/** @var int */
|
||||
private $indent;
|
||||
|
||||
/** @var string */
|
||||
private $indentString;
|
||||
|
||||
/** @var int */
|
||||
private $indentOffset;
|
||||
|
||||
/** @var string */
|
||||
private $rawLine;
|
||||
|
||||
/** @var string */
|
||||
private $text;
|
||||
|
||||
/**
|
||||
* @param string $line
|
||||
* @param int $indentOffset
|
||||
*/
|
||||
public function __construct($line, $indentOffset = 0)
|
||||
{
|
||||
$this->rawLine = $line;
|
||||
$this->indentOffset = $indentOffset % self::INDENT_STEP;
|
||||
|
||||
$lineWithoutTabs = self::indentTabsToSpaces($line, $indentOffset);
|
||||
|
||||
$this->indent = \strspn($lineWithoutTabs, ' ');
|
||||
$this->text = \substr($lineWithoutTabs, $this->indent);
|
||||
$this->indentString = \substr($lineWithoutTabs, 0, $this->indent);
|
||||
}
|
||||
|
||||
/** @return int */
|
||||
public function indentOffset()
|
||||
{
|
||||
return $this->indentOffset;
|
||||
}
|
||||
|
||||
/** @return string */
|
||||
public function rawLine()
|
||||
{
|
||||
return $this->rawLine;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param int $fromPosition
|
||||
* @param int $indentOffset
|
||||
* @return int
|
||||
*/
|
||||
private static function tabShortage($fromPosition, $indentOffset)
|
||||
{
|
||||
return self::INDENT_STEP - ($fromPosition + $indentOffset) % self::INDENT_STEP;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param string $text
|
||||
* @param int $indentOffset
|
||||
* @return string
|
||||
*/
|
||||
private static function indentTabsToSpaces($text, $indentOffset = 0)
|
||||
{
|
||||
$rawIndentLen = \strspn($text, " \t");
|
||||
$indentString = \substr($text, 0, $rawIndentLen);
|
||||
$latterString = \substr($text, $rawIndentLen);
|
||||
|
||||
while (($beforeTab = \strstr($indentString, "\t", true)) !== false) {
|
||||
$shortage = self::tabShortage(\mb_strlen($beforeTab, 'UTF-8'), $indentOffset);
|
||||
|
||||
$indentString = $beforeTab
|
||||
. \str_repeat(' ', $shortage)
|
||||
. \substr($indentString, \strlen($beforeTab) + 1)
|
||||
;
|
||||
}
|
||||
|
||||
return $indentString . $latterString;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param int $pos
|
||||
* @return string
|
||||
*/
|
||||
public function ltrimBodyUpto($pos)
|
||||
{
|
||||
if ($pos <= 0) {
|
||||
return $this->rawLine;
|
||||
}
|
||||
|
||||
if ($pos >= $this->indent) {
|
||||
return \ltrim($this->rawLine, "\t ");
|
||||
}
|
||||
|
||||
$rawIndentLen = \strspn($this->rawLine, " \t");
|
||||
$rawIndentString = \substr($this->rawLine, 0, $rawIndentLen);
|
||||
|
||||
$effectiveIndent = 0;
|
||||
|
||||
foreach (\str_split($rawIndentString) as $n => $char) {
|
||||
if ($char === "\t") {
|
||||
$shortage = self::tabShortage($effectiveIndent, $this->indentOffset);
|
||||
|
||||
$effectiveIndent += $shortage;
|
||||
|
||||
if ($effectiveIndent >= $pos) {
|
||||
$overshoot = $effectiveIndent - $pos;
|
||||
|
||||
return \str_repeat(' ', $overshoot) . \substr($this->rawLine, $n + 1);
|
||||
}
|
||||
|
||||
continue;
|
||||
} else {
|
||||
$effectiveIndent += 1;
|
||||
|
||||
if ($effectiveIndent === $pos) {
|
||||
return \substr($this->rawLine, $n + 1);
|
||||
}
|
||||
|
||||
continue;
|
||||
}
|
||||
}
|
||||
|
||||
return \ltrim($this->rawLine, "\t ");
|
||||
}
|
||||
|
||||
/** @return int */
|
||||
public function indent()
|
||||
{
|
||||
return $this->indent;
|
||||
}
|
||||
|
||||
/** @return string */
|
||||
public function text()
|
||||
{
|
||||
return $this->text;
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user