Merge pull request #5 from litmanovitziv/parsers

Adding XML parser

src/XMLFeed.php

@@ -0,0 +1,121 @@
+<?php
+
+set_include_path("./../". PATH_SEPARATOR . ini_get("include_path"));
+
+require_once 'vendor/autoload.php';
+require_once 'src/Feed.php';
+
+error_reporting ( E_ALL );
+ini_set ( 'display_errors', 'On' );
+ignore_user_abort ( true );
+set_time_limit ( 60 * 60 * 30 );
+ini_set ( 'memory_limit', '1200M' );
+
+/**
+ * TODO : Using XMLReader for cursor and XMLParser to parse each element
+ */
+//	http://php.net/manual/en/class.domnode.php
+class XMLFeed extends Feed {
+	private $_items_iterator;
+
+	function __construct($file, $recordLabel) {
+		parent::__construct();
+
+	/*	$file = file_get_contents($contentFile['products']);
+		$htmlDom = new DOMDocument();
+		$htmlDom->loadXML($file);
+		$this->_file_handler = $htmlDom->getElementsByTagName($contentFile['record']);	*/
+
+		$file = file($file);
+		$file = implode("", $file);
+		$parser = xml_parser_create();
+		xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
+		xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
+		xml_parse_into_struct($parser, $file, $this->_file_handler, $this->_items_iterator);
+		xml_parser_free($parser);
+
+		if (isset($recordLabel))
+			$this->_items_iterator = $this->_items_iterator[$recordLabel];
+		else throw new Exception("Error: Not defined delimiter");
+		$this->_items_iterator = new ArrayIterator(array_chunk($this->_items_iterator, 2));
+	}
+
+	function valid() {
+		if (parent::valid())
+			return $this->_items_iterator->valid();
+		//	return !is_null($this->_file_handler->item($this->_record_index));
+	}
+
+	function next() {
+		parent::next();
+	//	$product = $this->_file_handler->item($this->_record_index);
+
+		$range = $this->_items_iterator->current();
+		$this->_items_iterator->next();
+
+		$item = array_slice($this->_file_handler, $range[0]+1, $range[1]-$range[0]-1);
+		$prefix = "";
+		foreach ($item as $field) {
+			if (strcmp($field['type'], 'open') == 0)
+				$prefix = $field['tag'] . '_';
+
+			if (strcmp($field['type'], 'close') == 0)
+				$prefix = "";
+
+			if (strcmp($field['type'], 'complete') == 0)
+				$this->_entity[$prefix . $field['tag']] = (isset($field['value']) ? $field['value'] : null);
+		}
+	}
+
+	function createParser() {
+		$parser = xml_parser_create_ns(NULL, self::NS_SEPARATOR);
+		xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, FALSE);
+		xml_set_object($parser, $this);
+		xml_set_element_handler($parser, 'startElement', 'endElement');
+		xml_set_character_data_handler($parser, 'characterData');
+		return $parser;
+	}
+
+	public static function sample() {
+		$reader = new XMLReader();
+
+		// load the selected XML file to the DOM
+		if (!$reader->open('../../tests/crawl/sample.xml')) {
+			die("Failed to open the file");
+		}
+
+		while ($reader->read()) {
+			new dBug($reader->name);
+// 			new dBug($reader->nodeType);
+
+			if ($reader->nodeType == XMLReader::ELEMENT && $reader->name === 'item'){
+				new dBug("product");
+			/*	$xml = simplexml_load_string($reader->readOuterXML());
+				$productcode = (string)$xml->a001;
+				$title = (string)$xml->title->b203;
+				$author = (string)$xml->contributor->b037;
+				$language = (string)$xml->language->b252;
+				$category = $xml->subject->b069;
+				$description = (string)$xml->othertext->d104;
+				$publisher = (string)$xml->publisher->b081;
+				$pricecover = (string)$xml->supplydetail->price->j151;
+				$salesright = (string)$xml->salesrights->b090;
+			
+				@$productcode1 = htmlentities($productcode,ENT_QUOTES,'latin1_swedish_ci');
+				@$title1 = htmlentities($title,ENT_QUOTES,'latin1_swedish_ci');
+				@$author1 = htmlentities($author,ENT_QUOTES,'latin1_swedish_ci');
+				@$language1 = htmlentities($language,ENT_QUOTES,'latin1_swedish_ci');
+				@$category1 = htmlentities($category,ENT_QUOTES,'latin1_swedish_ci');
+				@$description1 = htmlentities($description,ENT_QUOTES,'latin1_swedish_ci');
+				@$publisher1 = htmlentities($publisher,ENT_QUOTES,'latin1_swedish_ci');
+				@$pricecover1 = htmlentities($pricecover,ENT_QUOTES,'latin1_swedish_ci');
+				@$salesright1 = htmlentities($salesright,ENT_QUOTES,'latin1_swedish_ci');	*/
+			}
+
+			$reader->next();
+		}
+
+		return;
+	}
+
+}