jhuckaby · January 17, 2013 05:05
diff --git a/cc-news-widget.php b/cc-news-widget.php
 <?php

 // RSS Feed Widget for CubixCloud
 // by Joseph Huckaby
 // Copyright (c) 2012 CubixCloud.com

 // Insert this into your HTML:
 // <iframe width="570" height="243" frameborder="0" src="cc-news-widget.php" marginwidth="0" marginheight="0" vspace="0" hspace="0" scrolling="no"></iframe>

 $rss_url = 'http://blog.cubixcloud.com/feed';

 $feed = XML_unserialize( file_get_contents($rss_url) );
 $articles = alwaysArray( $feed['rss']['channel']['item'] );

 ?>
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 <html xmlns="http://www.w3.org/1999/xhtml">
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
 <title>CubixCloud Blog</title>
 <base href="http://blog.cubixcloud.com/" />

              <style type='text/css'>
              body{margin:0;padding:0;overflow-x:hidden;}
              #container{overflow:hidden;margin:0;padding:0;width:570px;height:243px;font-family:helvetica;font-size:13px;border:0px solid #CCCCCC;}
              #header{margin:0px;padding:5px 5px 5px 5px;color:#FFFFFF;background-color:#0066FF;}
              #header .feed_title{margin:0;padding:0;font-weight:bold;}
              #header .feed_title a:link{color:#FFFFFF;text-decoration:none;}
              #header .feed_title a:visited{color:#FFFFFF;text-decoration:none;}
              #header .feed_title a:hover{color:#FFFFFF;text-decoration:underline;}
              #header .feed_title a:active{color:#FFFFFF;text-decoration:none;}
              #content{margin:0px;padding:5px 0px 0px 0px;background-color:#f2f2f2;}
              #content .feed_item{margin:0 0 7px 0;padding:0 0 7px 0;border-bottom:1px dashed #CCCCCC;}
              #content .feed_item_title{margin:1px 0 1px 3px;padding:1px 2px 1px 3px;color:#666666;font-weight:bold;}
              #content .feed_item_title a:link{color:#666666;text-decoration:none;}
              #content .feed_item_title a:visited{color:#666666;text-decoration:none;}
              #content .feed_item_title a:hover{color:#666666;text-decoration:underline;}
              #content .feed_item_title a:active{color:#666666;text-decoration:none;}
              #content .feed_item_podcast{margin:0 0 0 3px;padding:0 0 0 3px;}
              #content .feed_item_description { 
  			margin:0 0 0 3px;
 				padding:0 2px 0 3px;
 				color:#666666;
 				line-height:17px; 
 				height:17px; 
 				white-space: nowrap;  
 			  	width: 555px;
 			  	overflow: hidden; 
 				text-overflow:ellipsis;
 			  }
              #footer{display:none;height:0px;margin:0px;padding:0px;color:#FFFFFF;background-color:#f2f2f2;}
              </style>
              
        </head>
        <body>
        <div id="container"><div id="content">
 	
 <?php

 foreach ($articles as $article) {
 	print '<div class="feed_item"><div class="feed_item_title"><a href="'.$article['link'].'" target="_blank">'.$article['title'].'</a></div><div class="feed_item_description">'.$article['description'].'</div></div>' . "\n";
 }

 ?>

 </div><div id="footer"></div></div>          

 </body></html>
 <?php

 // Joe's PHP XML Parser
 // Copyright (c) 2005 - 2012 by Joseph Huckaby
 // MIT Licensed

 // store last xml parser error
 $last_xml_error = null;

 class XML {
 	public $parser;              // PHP XML parser object
 	public $tree;                // XML hash tree
 	public $name;                // Root document node name
 	public $error;               // Last error encountered and line #
 	public $collapseAttribs = 0; // Set to 1 to collapse attributes into parent node
 	public $indentString = "\t"; // Pretty-print indent string for composing
 	public $output;              // Holds XML output while composing
 	public $dtdNode;             // DTD node to be composed under PI node
 	public $compress = 0;        // Whether to compress output (no whitespace)

 	function XML($xmlstring="") {
 		// Class constructor
 		// If string is passed in, parse immediately
 		$this->dtdNode = "";

 		if ($xmlstring) return( $this->parse($xmlstring) );
 		return true;
 	}

 	function parse($xmlstring="") {
 		// Parse text into XML hash tree
 		// Returns root node
 		$this->parser = xml_parser_create();
 		$this->tree = array();
 		$this->name = "";
 		$this->clearError();
 		
 		// Setup PHP XML parser
 		xml_set_object($this->parser, $this);
 		xml_parser_set_option($this->parser, XML_OPTION_CASE_FOLDING, false);
 		xml_set_element_handler($this->parser, "startElement", "endElement");
 		xml_set_character_data_handler($this->parser, "characterData");
 		
 		// If argument was file instead of string, load it now
 		if (!preg_match("/<.+?>/", $xmlstring)) $xmlstring = file_get_contents($xmlstring);
 		if (!$xmlstring || !strlen($xmlstring)) {
 			$this->throwError("File not found");
 			xml_parser_free($this->parser);
 			return false;
 		} // file not found
 		
 		// Issue command to parse
 		$result = xml_parse($this->parser, $xmlstring);
 		if (!$result) {
 			// error occured -- get string, line number and return false
 			$code = xml_get_error_code( $this->parser );
 			$this->throwError( xml_error_string( $code ) . " on line " . xml_get_current_line_number( $this->parser ) );
 			xml_parser_free($this->parser);
 			return false;
 		}
 		
 		// Success -- free parser memory and return hash tree
 		xml_parser_free($this->parser);
 		return $this->tree;
 	}
 	
 	function clearError() {
 		// clear error state
 		global $last_xml_error;
 		$last_xml_error = null;
 		$this->error = null;
 	}
 	
 	function throwError($msg) {
 		// set error state
 		global $last_xml_error;
 		$last_xml_error = $msg;
 		$this->error = $msg;
 	}

 	function startElement($parser, $name, $attribs) {
 		// Callback function for PHP XML parser
 		// called when new elements are opened

 		$node = array();
 		$node["_Name"] = $name;

 		if (count($attribs)) {
 			// Element has attributes -- gather them first
 			if ($this->collapseAttribs) {
 				foreach ($attribs as $key => $value) {
 					$node[$key] = $value;
 				}
 			}
 			else {
 				$node["_Attribs"] = array();
 				foreach ($attribs as $key => $value) {
 					$node["_Attribs"][$key] = $value;
 				}
 			}
 		}
 		
 		// Add new node onto stack
 		array_push( $this->tree, $node );
 	}

 	function endElement($parser, $name) {
 		// Callback function for PHP XML parser
 		// called when elements are closed
 		
 		// Pop most recent node off stack
 		$node = array_pop( $this->tree );

 		// Trim whitespace from text data and delete
 		// if it is empty
 		if (isset($node["_Data"])) {
 			$node["_Data"] = trim($node["_Data"]);
 			if (!preg_match("/\S/", $node["_Data"])) unset($node["_Data"]);
 		}
 		
 		// Extract name of node
 		$name = $node["_Name"];
 		unset($node["_Name"]);

 		// $payload is a reference to the node object, or just
 		// the text data if there are no attribs or child elements
 		$payload = &$node;
 		
 		// Count number of nodes left in stack
 		$lastnode = count($this->tree);
 		if (!$lastnode) {
 			// This the root node being closed, so we are done
 			// Set $tree to this node and return immediately.
 			$this->name = $name;
 			$this->tree = $node;
 			return;
 		}
 		else if ((isset($node["_Data"]) && count($node) == 1) || !count($node)) {
 			// simple text node or empty node -- collapse so that
 			// payload points to text data only
 			if (!isset($node["_Data"])) $node["_Data"] = "";
 			$payload = &$node["_Data"];
 		}
 		
 		// Now we add this node as a child of our parent node
 		if (!isset($this->tree[$lastnode-1][$name]) || !$this->tree[$lastnode-1][$name]) {
 			// first time for this node name in parent node
 			// point directly to us (don't use array yet)
 			$this->tree[$lastnode-1][$name] = $payload;
 		}
 		else if (is_array($this->tree[$lastnode-1][$name]) && isset($this->tree[$lastnode-1][$name][0])) {
 			// node name already exists in parent node, and is real array
 			// so just push our node on the end
 			// print_r( $this->tree[$lastnode-1][$name] );

 			array_push( $this->tree[$lastnode-1][$name], $payload );
 		}
 		else {
 			// node name exists in parent node, but need to convert to true array
 			// and push our node on the end
 			$temp = $this->tree[$lastnode-1][$name];
 			$this->tree[$lastnode-1][$name] = array();
 			array_push( $this->tree[$lastnode-1][$name], $temp );
 			array_push( $this->tree[$lastnode-1][$name], $payload );
 		}
 	}

 	function characterData($parser, $data) {
 		// Callback function for PHP XML parser
 		// called when text data is encountered

 		$lastnode = count($this->tree);
 		if (!isset($this->tree[$lastnode-1]["_Data"]) || !$this->tree[$lastnode-1]["_Data"]) 
 			$this->tree[$lastnode-1]["_Data"] = "";
 		$this->tree[$lastnode-1]["_Data"] .= $data;
 	}

 	function getLastError() {
 		// Return last error encountered as string
 		// Also contains line number in source XML file
 		return $this->error;
 	}

 	function getTree() {
 		// Return hash tree
 		return $this->tree;
 	}

 	function setDTDNode($text) {
 		// set pre-composed DTD node for composing
 		$this->dtdNode = $text;
 	}
 } // class XML

 /**
 * Static utility functions
 **/

 function alwaysArray($obj) {
 	// detect if $obj is an associative array or a true array
 	// if associative, put inside a new true array as element 0
 	if (!is_array($obj) || (is_array($obj) && !isset($obj[0]))) return array($obj);
 	else return $obj;
 }

 function XML_unserialize($text) {
 	// static wrapper around XML parser
 	// includes document node in object
 	$parser = new XML();
 	$tree = $parser->parse( $text );
 	if (!$tree) return null;
 	else {
 		// wrap document in root node
 		$xml = array();
 		$xml[ $parser->name ] = $tree;
 		return $xml;
 	}
 }

 ?>
	<?php

	// RSS Feed Widget for CubixCloud
	// by Joseph Huckaby
	// Copyright (c) 2012 CubixCloud.com

	// Insert this into your HTML:
	// <iframe width="570" height="243" frameborder="0" src="cc-news-widget.php" marginwidth="0" marginheight="0" vspace="0" hspace="0" scrolling="no"></iframe>

	$rss_url = 'http://blog.cubixcloud.com/feed';

	$feed = XML_unserialize( file_get_contents($rss_url) );
	$articles = alwaysArray( $feed['rss']['channel']['item'] );

	?>
	<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
	<html xmlns="http://www.w3.org/1999/xhtml">
	<head>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<title>CubixCloud Blog</title>
	<base href="http://blog.cubixcloud.com/" />

	<style type='text/css'>
	body{margin:0;padding:0;overflow-x:hidden;}
	#container{overflow:hidden;margin:0;padding:0;width:570px;height:243px;font-family:helvetica;font-size:13px;border:0px solid #CCCCCC;}
	#header{margin:0px;padding:5px 5px 5px 5px;color:#FFFFFF;background-color:#0066FF;}
	#header .feed_title{margin:0;padding:0;font-weight:bold;}
	#header .feed_title a:link{color:#FFFFFF;text-decoration:none;}
	#header .feed_title a:visited{color:#FFFFFF;text-decoration:none;}
	#header .feed_title a:hover{color:#FFFFFF;text-decoration:underline;}
	#header .feed_title a:active{color:#FFFFFF;text-decoration:none;}
	#content{margin:0px;padding:5px 0px 0px 0px;background-color:#f2f2f2;}
	#content .feed_item{margin:0 0 7px 0;padding:0 0 7px 0;border-bottom:1px dashed #CCCCCC;}
	#content .feed_item_title{margin:1px 0 1px 3px;padding:1px 2px 1px 3px;color:#666666;font-weight:bold;}
	#content .feed_item_title a:link{color:#666666;text-decoration:none;}
	#content .feed_item_title a:visited{color:#666666;text-decoration:none;}
	#content .feed_item_title a:hover{color:#666666;text-decoration:underline;}
	#content .feed_item_title a:active{color:#666666;text-decoration:none;}
	#content .feed_item_podcast{margin:0 0 0 3px;padding:0 0 0 3px;}
	#content .feed_item_description {
	margin:0 0 0 3px;
	padding:0 2px 0 3px;
	color:#666666;
	line-height:17px;
	height:17px;
	white-space: nowrap;
	width: 555px;
	overflow: hidden;
	text-overflow:ellipsis;
	}
	#footer{display:none;height:0px;margin:0px;padding:0px;color:#FFFFFF;background-color:#f2f2f2;}
	</style>

	</head>
	<body>
	<div id="container"><div id="content">

	<?php

	foreach ($articles as $article) {
	print '<div class="feed_item"><div class="feed_item_title"><a href="'.$article['link'].'" target="_blank">'.$article['title'].'</a></div><div class="feed_item_description">'.$article['description'].'</div></div>' . "\n";
	}

	?>

	</div><div id="footer"></div></div>

	</body></html>
	<?php

	// Joe's PHP XML Parser
	// Copyright (c) 2005 - 2012 by Joseph Huckaby
	// MIT Licensed

	// store last xml parser error
	$last_xml_error = null;

	class XML {
	public $parser; // PHP XML parser object
	public $tree; // XML hash tree
	public $name; // Root document node name
	public $error; // Last error encountered and line #
	public $collapseAttribs = 0; // Set to 1 to collapse attributes into parent node
	public $indentString = "\t"; // Pretty-print indent string for composing
	public $output; // Holds XML output while composing
	public $dtdNode; // DTD node to be composed under PI node
	public $compress = 0; // Whether to compress output (no whitespace)

	function XML($xmlstring="") {
	// Class constructor
	// If string is passed in, parse immediately
	$this->dtdNode = "";

	if ($xmlstring) return( $this->parse($xmlstring) );
	return true;
	}

	function parse($xmlstring="") {
	// Parse text into XML hash tree
	// Returns root node
	$this->parser = xml_parser_create();
	$this->tree = array();
	$this->name = "";
	$this->clearError();

	// Setup PHP XML parser
	xml_set_object($this->parser, $this);
	xml_parser_set_option($this->parser, XML_OPTION_CASE_FOLDING, false);
	xml_set_element_handler($this->parser, "startElement", "endElement");
	xml_set_character_data_handler($this->parser, "characterData");

	// If argument was file instead of string, load it now
	if (!preg_match("/<.+?>/", $xmlstring)) $xmlstring = file_get_contents($xmlstring);
	if (!$xmlstring \|\| !strlen($xmlstring)) {
	$this->throwError("File not found");
	xml_parser_free($this->parser);
	return false;
	} // file not found

	// Issue command to parse
	$result = xml_parse($this->parser, $xmlstring);
	if (!$result) {
	// error occured -- get string, line number and return false
	$code = xml_get_error_code( $this->parser );
	$this->throwError( xml_error_string( $code ) . " on line " . xml_get_current_line_number( $this->parser ) );
	xml_parser_free($this->parser);
	return false;
	}

	// Success -- free parser memory and return hash tree
	xml_parser_free($this->parser);
	return $this->tree;
	}

	function clearError() {
	// clear error state
	global $last_xml_error;
	$last_xml_error = null;
	$this->error = null;
	}

	function throwError($msg) {
	// set error state
	global $last_xml_error;
	$last_xml_error = $msg;
	$this->error = $msg;
	}

	function startElement($parser, $name, $attribs) {
	// Callback function for PHP XML parser
	// called when new elements are opened

	$node = array();
	$node["_Name"] = $name;

	if (count($attribs)) {
	// Element has attributes -- gather them first
	if ($this->collapseAttribs) {
	foreach ($attribs as $key => $value) {
	$node[$key] = $value;
	}
	}
	else {
	$node["_Attribs"] = array();
	foreach ($attribs as $key => $value) {
	$node["_Attribs"][$key] = $value;
	}
	}
	}

	// Add new node onto stack
	array_push( $this->tree, $node );
	}

	function endElement($parser, $name) {
	// Callback function for PHP XML parser
	// called when elements are closed

	// Pop most recent node off stack
	$node = array_pop( $this->tree );

	// Trim whitespace from text data and delete
	// if it is empty
	if (isset($node["_Data"])) {
	$node["_Data"] = trim($node["_Data"]);
	if (!preg_match("/\S/", $node["_Data"])) unset($node["_Data"]);
	}

	// Extract name of node
	$name = $node["_Name"];
	unset($node["_Name"]);

	// $payload is a reference to the node object, or just
	// the text data if there are no attribs or child elements
	$payload = &$node;

	// Count number of nodes left in stack
	$lastnode = count($this->tree);
	if (!$lastnode) {
	// This the root node being closed, so we are done
	// Set $tree to this node and return immediately.
	$this->name = $name;
	$this->tree = $node;
	return;
	}
	else if ((isset($node["_Data"]) && count($node) == 1) \|\| !count($node)) {
	// simple text node or empty node -- collapse so that
	// payload points to text data only
	if (!isset($node["_Data"])) $node["_Data"] = "";
	$payload = &$node["_Data"];
	}

	// Now we add this node as a child of our parent node
	if (!isset($this->tree[$lastnode-1][$name]) \|\| !$this->tree[$lastnode-1][$name]) {
	// first time for this node name in parent node
	// point directly to us (don't use array yet)
	$this->tree[$lastnode-1][$name] = $payload;
	}
	else if (is_array($this->tree[$lastnode-1][$name]) && isset($this->tree[$lastnode-1][$name][0])) {
	// node name already exists in parent node, and is real array
	// so just push our node on the end
	// print_r( $this->tree[$lastnode-1][$name] );

	array_push( $this->tree[$lastnode-1][$name], $payload );
	}
	else {
	// node name exists in parent node, but need to convert to true array
	// and push our node on the end
	$temp = $this->tree[$lastnode-1][$name];
	$this->tree[$lastnode-1][$name] = array();
	array_push( $this->tree[$lastnode-1][$name], $temp );
	array_push( $this->tree[$lastnode-1][$name], $payload );
	}
	}

	function characterData($parser, $data) {
	// Callback function for PHP XML parser
	// called when text data is encountered

	$lastnode = count($this->tree);
	if (!isset($this->tree[$lastnode-1]["_Data"]) \|\| !$this->tree[$lastnode-1]["_Data"])
	$this->tree[$lastnode-1]["_Data"] = "";
	$this->tree[$lastnode-1]["_Data"] .= $data;
	}

	function getLastError() {
	// Return last error encountered as string
	// Also contains line number in source XML file
	return $this->error;
	}

	function getTree() {
	// Return hash tree
	return $this->tree;
	}

	function setDTDNode($text) {
	// set pre-composed DTD node for composing
	$this->dtdNode = $text;
	}
	} // class XML

	/**
	* Static utility functions
	**/

	function alwaysArray($obj) {
	// detect if $obj is an associative array or a true array
	// if associative, put inside a new true array as element 0
	if (!is_array($obj) \|\| (is_array($obj) && !isset($obj[0]))) return array($obj);
	else return $obj;
	}

	function XML_unserialize($text) {
	// static wrapper around XML parser
	// includes document node in object
	$parser = new XML();
	$tree = $parser->parse( $text );
	if (!$tree) return null;
	else {
	// wrap document in root node
	$xml = array();
	$xml[ $parser->name ] = $tree;
	return $xml;
	}
	}

	?>