1 files changed, 119 insertions, 0 deletions
diff --git a/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/StripMarkerDecoder.php b/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/StripMarkerDecoder.php
new file mode 100644
index 00000000..ec52d8b6
--- /dev/null
+++ b/www/wiki/extensions/SemanticMediaWiki/src/MediaWiki/StripMarkerDecoder.php
@@ -0,0 +1,119 @@
+<?php
+
+namespace SMW\MediaWiki;
+
+use Parser;
+use StripState;
+
+/**
+ * @license GNU GPL v2+
+ * @since 3.0
+ *
+ * @author mwjames
+ */
+class StripMarkerDecoder {
+
+	/**
+	 * @var StripState
+	 */
+	private $stripState;
+
+	/**
+	 * @var boolean
+	 */
+	private $isSupported = false;
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param StripState $stripState
+	 */
+	public function __construct( StripState $stripState ) {
+		$this->stripState = $stripState;
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param boolean $decoderState
+	 */
+	public function isSupported( $isSupported ) {
+		$this->isSupported = $isSupported;
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @return boolean
+	 */
+	public function canUse() {
+		return $this->isSupported;
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param string $text
+	 *
+	 * @return boolean
+	 */
+	public function hasStripMarker( $text ) {
+		return strpos( $text, Parser::MARKER_SUFFIX );
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @param string $value
+	 *
+	 * @return boolean
+	 */
+	public function decode( $value ) {
+
+		$hasStripMarker = false;
+
+		if ( $this->canUse() ) {
+			$hasStripMarker = $this->hasStripMarker( $value );
+		}
+
+		if ( $hasStripMarker ) {
+			$value = $this->unstrip( $value );
+		}
+
+		return $value;
+	}
+
+	/**
+	 * @since 3.0
+	 *
+	 * @return text
+	 */
+	public function unstrip( $text ) {
+
+		// Escape the text case to avoid any HTML elements
+		// cause an issue during parsing
+		return str_replace(
+			[ '<', '>', ' ', '[', '{', '=', "'", ':', "\n" ],
+			[ '&lt;', '&gt;', ' ', '&#x005B;', '&#x007B;', '&#x003D;', '&#x0027;', '&#58;', "<br />" ],
+			$this->doUnstrip( $text )
+		);
+	}
+
+	public function doUnstrip( $text ) {
+
+		if ( ( $value = $this->stripState->unstripNoWiki( $text ) ) !== '' && !$this->hasStripMarker( $value ) ) {
+			return $this->addNoWikiToUnstripValue( $value );
+		}
+
+		if ( ( $value = $this->stripState->unstripGeneral( $text ) ) !== '' && !$this->hasStripMarker( $value ) ) {
+			return $value;
+		}
+
+	    return $this->doUnstrip( $value );
+	}
+
+	private function addNoWikiToUnstripValue( $text ) {
+		return '<nowiki>' . $text . '</nowiki>';
+	}
+
+}