X-Git-Url: https://scripts.mit.edu/gitweb/autoinstallsdev/mediawiki.git/blobdiff_plain/19e297c21b10b1b8a3acad5e73fc71dcb35db44a..6932310fd58ebef145fa01eb76edf7150284d8ea:/vendor/wikimedia/remex-html/RemexHtml/TreeBuilder/InsertionMode.php

diff --git a/vendor/wikimedia/remex-html/RemexHtml/TreeBuilder/InsertionMode.php b/vendor/wikimedia/remex-html/RemexHtml/TreeBuilder/InsertionMode.php
new file mode 100644
index 00000000..5d4cd086
--- /dev/null
+++ b/vendor/wikimedia/remex-html/RemexHtml/TreeBuilder/InsertionMode.php
@@ -0,0 +1,122 @@
+<?php
+
+namespace RemexHtml\TreeBuilder;
+use RemexHtml\PropGuard;
+use RemexHtml\Tokenizer\Attributes;
+use RemexHtml\Tokenizer\TokenHandler;
+
+abstract class InsertionMode {
+	const SELF_CLOSE_ERROR = 'unacknowledged self closing tag';
+
+	protected $builder;
+	protected $dispatcher;
+
+	public function __construct( TreeBuilder $builder, Dispatcher $dispatcher ) {
+		$this->builder = $builder;
+		$this->dispatcher = $dispatcher;
+	}
+
+	public function __set( $name, $value ) {
+		PropGuard::set( $this, $name, $value );
+	}
+
+	public function doctype( $name, $public, $system, $quirks, $sourceStart, $sourceLength ) {
+		$this->builder->error( "unexpected doctype", $sourceStart );
+	}
+
+	public function comment( $text, $sourceStart, $sourceLength ) {
+		$this->builder->comment( null, $text, $sourceStart, $sourceLength );
+	}
+
+	public function error( $text, $pos ) {
+		$this->builder->error( $text, $pos );
+	}
+
+	protected function splitInitialMatch( $isStartOfToken, $mask, $text, $start, $length,
+		$sourceStart, $sourceLength
+	) {
+		$matchLength = strspn( $text, $mask, $start, $length );
+		if ( $isStartOfToken && $matchLength ) {
+			// Do some extra work to figure out a plausible start position if
+			// the text node started with <![CDATA[
+			// FIXME: make this optional?
+			$sourceText = $this->builder->tokenizer->getPreprocessedText();
+			$isCdata = substr_compare( $sourceText, '<![CDATA[', $sourceStart, $sourceLength ) === 0;
+			$cdataLength = $isCdata ? strlen( '<![CDATA[' ) : 0;
+		} else {
+			$cdataLength = 0;
+		}
+
+		return [
+			[
+				$start,
+				$matchLength,
+				$sourceStart,
+				$matchLength + $cdataLength,
+			], [
+				$start + $matchLength,
+				$length - $matchLength,
+				$sourceStart + $matchLength + $cdataLength,
+				$sourceLength - $matchLength - $cdataLength
+			]
+		];
+	}
+
+	protected function handleFramesetWhitespace( $inBody, $text, $start, $length,
+		$sourceStart, $sourceLength
+	) {
+		$isStartOfToken = true;
+		$builder = $this->builder;
+
+		do {
+			list( $part1, $part2 ) = $this->splitInitialMatch(
+				$isStartOfToken, "\t\n\f\r ", $text, $start, $length, $sourceStart, $sourceLength );
+			$isStartOfToken = false;
+
+			list( $start, $length, $sourceStart, $sourceLength ) = $part1;
+			if ( $length ) {
+				if ( $inBody ) {
+					$this->dispatcher->inBody->characters( $text, $start, $length,
+						$sourceStart, $sourceLength );
+				} else {
+					$builder->insertCharacters( $text, $start, $length, $sourceStart, $sourceLength );
+				}
+			}
+
+			list( $start, $length, $sourceStart, $sourceLength ) = $part2;
+			if ( $length ) {
+				$builder->error( "unexpected non-whitespace character", $sourceStart );
+				$start++;
+				$length--;
+				$sourceStart++;
+				$sourceLength--;
+			}
+		} while ( $length > 0 );
+	}
+
+	protected function stripNulls( $callback, $text, $start, $length, $sourceStart, $sourceLength ) {
+		$originalLength = $length;
+		$errorOffset = $sourceStart - $start;
+		while ( $length > 0 ) {
+			$validLength = strcspn( $text, "\0", $start, $length );
+			if ( $validLength ) {
+				$callback( $text, $start, $validLength, $sourceStart, $sourceLength );
+				$start += $validLength;
+				$length -= $validLength;
+			}
+			if ( $length <= 0 ) {
+				break;
+			}
+			$this->error( 'unexpected null character', $start + $errorOffset );
+			$start++;
+			$length--;
+		}
+	}
+
+	abstract public function characters( $text, $start, $length, $sourceStart, $sourceLength );
+	abstract public function startTag( $name, Attributes $attrs, $selfClose,
+		$sourceStart, $sourceLength );
+	abstract public function endTag( $name, $sourceStart, $sourceLength );
+	abstract public function endDocument( $pos );
+}
+