<?php
/*
Plugin Name: WP Blogshares Stuff
Plugin URI: http://blog.neofreko.com/
Description: Shows your blogshares's stuff
Author: Akhmad Fathonih
Author URI: http://blog.neofreko.com/
Version: 1.0

Kudos:
- http://www.sitepoint.com/article/php-xml-parsing-rss-1-0
- http://sinexion.com/wp-rss-dfirefox/
- http://id2.php.net/manual/
*/ 

// Config :D
// Adjust your blogshare's user ID here

$blogshare_userid = "17468";

// End of Config

$state = array();
$indexer = 0;
$parent_tree = array();
$cur_parent = array();
$cur_item = array();
$tag_data = "";

function wp_myblogshares_startElement($parser, $name, $attrs) {
    global $tag_name, $tag_attrs, $state, $indexer, $cur_item, $parent_tree, $cur_parent;

        $element = $name;//.$indexer++;

        $cur_item = array(); // reset var
        $cur_item["tag"] = $element;//$name;
        $cur_item["attrs"] = $attrs;

        // save parent
        array_push($parent_tree, $cur_parent);

        // save item unique name
        array_push($state, $element);

    $tag_name = $name;
        $tag_attrs = $attrs;
}

function wp_myblogshares_endElement($parser, $name) {
    global $tag_name, $tag_attrs, $state, $cur_item, $parent_tree, $cur_parent, $tag_data;
        $element = array_pop($state);

        $cur_item["tag"] = $element;
        $cur_item["attrs"] = $tag_attrs;
        $cur_item["data"] = $tag_data;

        $cur_parent = array_pop($parent_tree);

        $cur_parent[$element] = $cur_item;
        $cur_item = $cur_parent; // reset current intem
        $tag_data = "";
}

function wp_myblogshares_characterData($parser, $data) {
    global $tag_data;

        $tag_data .= $data;
}

// set up wp plugin magic :D
function wp_myblogshares_stuff() {
    global $cur_parent, $blogshare_userid;

    $xml_parser = xml_parser_create();
    xml_set_element_handler($xml_parser, "wp_myblogshares_startElement", "wp_myblogshares_endElement");
    xml_set_character_data_handler($xml_parser, "wp_myblogshares_characterData");
    $fp = fopen("http://blogshares.com/rss.php?feed=portfolio&user=$blogshare_userid","r")
    //$fp = fopen("blogshares.xml","r")
            or die("Error reading RSS data.");
    while ($data = fread($fp, 4096))
            xml_parse($xml_parser, $data, feof($fp))
                    or die(sprintf("XML error: %s at line %d", 
                            xml_error_string(xml_get_error_code($xml_parser)), 
                            xml_get_current_line_number($xml_parser)));
    fclose($fp);
    xml_parser_free($xml_parser);

    ereg('.*\$(.*)', $cur_parent["RDF:RDF"]["CHANNEL"]["DESCRIPTION"]["data"], $reg);
    //echo trim($reg[1])."\n";
    $balance = number_format(trim($reg[1]), 2);
    echo "<a href=\"http://blogshares.com/user.php?id=$blogshare_userid\">B$".$balance."</a>";
}

//wp_myblogshares_stuff();

?>