`$json = Xml2Json($xml_data); echo $json;`
<?php // XML2Json 主程式 /// XML2JsonSub 遞迴需要用的子程式 /// Xml2Array – 由 php.net 抓來的 Xml Parse(此 class 可 parse 出 tag 中的屬性) /* // example: rss = file_get_contents(‘rss.xml’);json = Xml2Json(rss); echo json; */
function Xml2Json($xml_data) { $xml2Array = new xml2Array(); $xml = $xml2Array->parse($xml_data); $json = array();
for(</span><span style="color: #0000bb;">$i </span><span style="color: #007700;">= </span><span style="color: #0000bb;"></span><span style="color: #007700;">, </span><span style="color: #0000bb;">$c </span><span style="color: #007700;">= </span><span style="color: #0000bb;">count</span><span style="color: #007700;">(</span><span style="color: #0000bb;">$xml</span><span style="color: #007700;">); </span><span style="color: #0000bb;">$i </span><span style="color: #007700;">< </span><span style="color: #0000bb;">$c</span><span style="color: #007700;">; </span><span style="color: #0000bb;">$i</span><span style="color: #007700;">++) {
array_push($json, Xml2JsonSub($xml[$i])); }
return </span><span style="color: #dd0000;">‘{‘</span><span style="color: #007700;">. </span><span style="color: #0000bb;">implode</span><span style="color: #007700;">(</span><span style="color: #dd0000;">‘, ‘</span><span style="color: #007700;">, </span><span style="color: #0000bb;">$json</span><span style="color: #007700;">) .</span><span style="color: #dd0000;">‘}’</span><span style="color: #007700;">;
}
function </span><span style="color: #0000bb;">Xml2JsonKey</span><span style="color: #007700;">(</span><span style="color: #0000bb;">$xml</span><span style="color: #007700;">)
{ return ‘”‘ . $xml[‘NAME’] . ‘”‘; }
function </span><span style="color: #0000bb;">Xml2JsonValue</span><span style="color: #007700;">(</span><span style="color: #0000bb;">$xml</span><span style="color: #007700;">)
{ $values = array(); if (isset($xml[‘ATTR’]) && is_array($xml[‘ATTR’]) && count($xml[‘ATTR’])) { foreach ($xml[‘ATTR’] as $k => $v) { $values[“@$k“] = ‘”‘ . $v . ‘”‘; } }
if (isset(</span><span style="color: #0000bb;">$xml</span><span style="color: #007700;">[</span><span style="color: #dd0000;">‘DATA’</span><span style="color: #007700;">]))
{ $values[‘#text’] = ‘”‘ . $xml[‘DATA’] . ‘”‘; }
if (isset(</span><span style="color: #0000bb;">$xml</span><span style="color: #007700;">[</span><span style="color: #dd0000;">‘SUB’</span><span style="color: #007700;">]) && </span><span style="color: #0000bb;">is_array</span><span style="color: #007700;">(</span><span style="color: #0000bb;">$xml</span><span style="color: #007700;">[</span><span style="color: #dd0000;">‘SUB’</span><span style="color: #007700;">]) && </span><span style="color: #0000bb;">count</span><span style="color: #007700;">(</span><span style="color: #0000bb;">$xml</span><span style="color: #007700;">[</span><span style="color: #dd0000;">‘SUB’</span><span style="color: #007700;">]))
{ foreach ($xml[‘SUB’] as $name => $sub) { $_sub = array(); if (isset($sub[][‘NAME’])) { $subarray = array(); foreach ($sub as $s) { array_push($subarray, Xml2JsonValue($s)); } $values[$name] = ‘[ ‘ . implode(‘, ‘, $subarray) . ‘ ]’; } else { $values[$name] = Xml2JsonValue($sub); } } }
if (!</span><span style="color: #0000bb;">count</span><span style="color: #007700;">(</span><span style="color: #0000bb;">$values</span><span style="color: #007700;">))
return ‘null’; elseif (count($values) == 1 && isset($values[‘#text’])) return $values[‘#text’]; else { $ret = array(); foreach ($values as $k => $v) { array_push($ret, ‘”‘ . $k . ‘”: ‘ . $v); } return ‘{ ‘ . implode(‘, ‘, $ret) . ‘ }’; } }
function </span><span style="color: #0000bb;">Xml2JsonSub</span><span style="color: #007700;">(</span><span style="color: #0000bb;">$xml</span><span style="color: #007700;">)
{ return Xml2JsonKey($xml) . ‘: ‘ . Xml2JsonValue($xml); }
class </span><span style="color: #0000bb;">xml2Array </span><span style="color: #007700;">{
var $out = array(); var $parser; var $data;
function </span><span style="color: #0000bb;">parse</span><span style="color: #007700;">(</span><span style="color: #0000bb;">$strInputXML</span><span style="color: #007700;">) {
$this->parser = xml_parser_create(); xml_set_object($this->parser, $this); xml_set_element_handler($this->parser, “tagOpen”, “tagClosed”); xml_set_character_data_handler($this->parser, “tagData”); $this->data = xml_parse($this->parser, $strInputXML); if (!$this->data) { die(sprintf(“XML error: %s at line %d”, xml_error_string(xml_get_error_code($this->parser)), xml_get_current_line_number($this->parser))); } xml_parser_free($this->parser);
return </span><span style="color: #0000bb;">$this</span><span style="color: #007700;">-></span><span style="color: #0000bb;">out</span><span style="color: #007700;">;
}
function </span><span style="color: #0000bb;">tagOpen</span><span style="color: #007700;">(</span><span style="color: #0000bb;">$parser</span><span style="color: #007700;">, </span><span style="color: #0000bb;">$name</span><span style="color: #007700;">, </span><span style="color: #0000bb;">$attrs</span><span style="color: #007700;">) {
$tag = array(); $tag[‘NAME’] = strtolower($name); if (count($attrs)) { $tag[‘ATTR’] = array(); foreach ($attrs as $k => $v) $tag[‘ATTR’][strtolower($k)] = $v; } array_push($this->out, $tag); }
function </span><span style="color: #0000bb;">tagData</span><span style="color: #007700;">(</span><span style="color: #0000bb;">$parser</span><span style="color: #007700;">, </span><span style="color: #0000bb;">$tagData</span><span style="color: #007700;">) {
$tagData = addslashes(trim($tagData)); if (strlen($tagData)) { if(isset($this->out[count($this->out)-1][‘DATA’])) { $this->out[count($this->out)-1][‘DATA’] .= $tagData; } else { $this->out[count($this->out)-1][‘DATA’] = $tagData; } } }
function </span><span style="color: #0000bb;">tagClosed</span><span style="color: #007700;">(</span><span style="color: #0000bb;">$parser</span><span style="color: #007700;">, </span><span style="color: #0000bb;">$name</span><span style="color: #007700;">) {
$child = $this->out[count($this->out)-1]; $name = $child[‘NAME’]; if (isset($this->out[count($this->out)-2][‘SUB’][$name][][‘NAME’])) { $this->out[count($this->out)-2][‘SUB’][$name][] = $child; } elseif (isset($this->out[count($this->out)-2][‘SUB’][$name][‘NAME’])) { $prev = $this->out[count($this->out)-2][‘SUB’][$name]; $this->out[count($this->out)-2][‘SUB’][$name] = array($prev, $child); } else { $this->out[count($this->out)-2][‘SUB’][$name] = $child; } array_pop($this->out); } } ?>
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