4 curl_setopt($ch, CURLOPT_URL,"http://TED/api/LiveData.xml");
5 curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
6 $output = curl_exec($ch);
9 $array=xml2array($output);
12 echo "AC Line Power Now:" . ($array['LiveData']['Voltage']['Total']['VoltageNow']/10)."<br>";
13 #echo "Current Kw:" . ($array['LiveData']['Power']['Total']['PowerNow']/1000)."<br>";
14 echo "Server Kw Draw:" . ($array['LiveData']['Power']['MTU1']['PowerNow']/1000)."<br>";
15 echo "House Kw Draw:" . abs(($array['LiveData']['Power']['MTU1']['PowerNow']/1000)-($array['LiveData']['Power']['MTU2']['PowerNow']/1000))."<br>";
16 echo "Total Kw Draw:" . ($array['LiveData']['Power']['MTU2']['PowerNow']/1000)."<br>";
25 function xml2array($contents, $get_attributes=1, $priority = 'tag') {
26 if(!$contents) return array();
28 if(!function_exists('xml_parser_create')) {
29 //print "'xml_parser_create()' function not found!";
33 //Get the XML parser of PHP - PHP must have this module for the parser to work
34 $parser = xml_parser_create('');
35 xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, "UTF-8"); # http://minutillo.com/steve/weblog/2004/6/17/php-xml-and-character-encodings-a-tale-of-sadness-rage-and-data-loss
36 xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
37 xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
38 xml_parse_into_struct($parser, trim($contents), $xml_values);
39 xml_parser_free($parser);
41 if(!$xml_values) return;//Hmm...
46 $opened_tags = array();
49 $current = &$xml_array; //Refference
51 //Go through the tags.
52 $repeated_tag_index = array();//Multiple tags with same name will be turned into an array
53 foreach($xml_values as $data) {
54 unset($attributes,$value);//Remove existing values, or there will be trouble
56 //This command will extract these variables into the foreach scope
57 // tag(string), type(string), level(int), attributes(array).
58 extract($data);//We could use the array by itself, but this cooler.
61 $attributes_data = array();
64 if($priority == 'tag') $result = $value;
65 else $result['value'] = $value; //Put the value in a assoc array if we are in the 'Attribute' mode
68 //Set the attributes too.
69 if(isset($attributes) and $get_attributes) {
70 foreach($attributes as $attr => $val) {
71 if($priority == 'tag') $attributes_data[$attr] = $val;
72 else $result['attr'][$attr] = $val; //Set all the attributes in a array called 'attr'
76 //See tag status and do the needed.
77 if($type == "open") {//The starting of the tag '<tag>'
78 $parent[$level-1] = &$current;
79 if(!is_array($current) or (!in_array($tag, array_keys($current)))) { //Insert New tag
80 $current[$tag] = $result;
81 if($attributes_data) $current[$tag. '_attr'] = $attributes_data;
82 $repeated_tag_index[$tag.'_'.$level] = 1;
84 $current = &$current[$tag];
86 } else { //There was another element with the same tag name
88 if(isset($current[$tag][0])) {//If there is a 0th element it is already an array
89 $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
90 $repeated_tag_index[$tag.'_'.$level]++;
91 } else {//This section will make the value an array if multiple tags with the same name appear together
92 $current[$tag] = array($current[$tag],$result);//This will combine the existing item and the new item together to make an array
93 $repeated_tag_index[$tag.'_'.$level] = 2;
95 if(isset($current[$tag.'_attr'])) { //The attribute of the last(0th) tag must be moved as well
96 $current[$tag]['0_attr'] = $current[$tag.'_attr'];
97 unset($current[$tag.'_attr']);
101 $last_item_index = $repeated_tag_index[$tag.'_'.$level]-1;
102 $current = &$current[$tag][$last_item_index];
105 } elseif($type == "complete") { //Tags that ends in 1 line '<tag />'
106 //See if the key is already taken.
107 if(!isset($current[$tag])) { //New Key
108 $current[$tag] = $result;
109 $repeated_tag_index[$tag.'_'.$level] = 1;
110 if($priority == 'tag' and $attributes_data) $current[$tag. '_attr'] = $attributes_data;
112 } else { //If taken, put all things inside a list(array)
113 if(isset($current[$tag][0]) and is_array($current[$tag])) {//If it is already an array...
115 // ...push the new element into that array.
116 $current[$tag][$repeated_tag_index[$tag.'_'.$level]] = $result;
118 if($priority == 'tag' and $get_attributes and $attributes_data) {
119 $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
121 $repeated_tag_index[$tag.'_'.$level]++;
123 } else { //If it is not an array...
124 $current[$tag] = array($current[$tag],$result); //...Make it an array using using the existing value and the new value
125 $repeated_tag_index[$tag.'_'.$level] = 1;
126 if($priority == 'tag' and $get_attributes) {
127 if(isset($current[$tag.'_attr'])) { //The attribute of the last(0th) tag must be moved as well
129 $current[$tag]['0_attr'] = $current[$tag.'_attr'];
130 unset($current[$tag.'_attr']);
133 if($attributes_data) {
134 $current[$tag][$repeated_tag_index[$tag.'_'.$level] . '_attr'] = $attributes_data;
137 $repeated_tag_index[$tag.'_'.$level]++; //0 and 1 index is already taken
141 } elseif($type == 'close') { //End of tag '</tag>'
142 $current = &$parent[$level-1];