protected function parseContent( \DomDocument $xml, $chapter_title ) {

		$element = $xml->documentElement;
		$node_list = $element->childNodes;
		$chapter_node = '';
		$index = 0;

		// loop through child siblings
		for ( $i = 0; $i < $node_list->length; $i++ ) {

			$chapter_node = $this->findTheNode( $node_list->item( $i ), $chapter_title );
			if ( ! empty( $chapter_node ) ) {
				// assumes h1 is going to be first child of parent 'html'
				$index = $i;
				break;
			}
		}

		if ( $chapter_node ) {
			$chapter_title = strtolower( preg_replace( '/\s+/', '-', $chapter_node->nodeValue ) );
		}

		// iterate through
		return $this->getChapter( $node_list, $index, $chapter_title );
	}
protected function parseContent( \DomDocument $xml, $chapter_title ) {

		$element = $xml->documentElement;
		$node_list = $element->childNodes;
		$chapter_node = '';
		$index = 0;

		// loop through child siblings
		for ( $i = 0; $i < $node_list->length; $i++ ) {

			$chapter_node = $this->findTheNode( $node_list->item( $i ), $chapter_title );
			if ( ! empty( $chapter_node ) ) {
				// assumes h1 is going to be first child of parent 'html'
				$index = $i;
				break;
			}
		}

		if ( $chapter_node ) {
			$chapter_title = strtolower( preg_replace( '/\s+/', '-', $chapter_node->nodeValue ) );
		}

		// iterate through
		return $this->getChapter( $node_list, $index, $chapter_title );
	}
protected function parseContent ( \ DomDocument $ xml , $ chapter_title ) { $ element = $ xml -> documentElement ; $ node_list = $ element -> childNodes ; $ chapter_node = '' ; $ index = 0 ; // loop through child siblings for ( $ i = 0 ; $ i < $ node_list -> length ; $ i ++ ) { $ chapter_node = $ this -> findTheNode ( $ node_list -> item ( $ i ) , $ chapter_title ) ; if ( ! empty ( $ chapter_node ) ) { // assumes h1 is going to be first child of parent 'html' $ index = $ i ; break ; } } if ( $ chapter_node ) { $ chapter_title = strtolower ( preg_replace ( '/\s+/' , '-' , $ chapter_node -> nodeValue ) ) ; } // iterate through return $ this -> getChapter ( $ node_list , $ index , $ chapter_title ) ; }
Find and return the identified chapter

@param \DomDocument $xml
@param string $chapter_title

@return string XML
Find and return the identified chapter