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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1 | daniel-mar | 1 | <?php |
| 2 | |||
| 3 | class XmlElement |
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| 4 | { |
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| 5 | var $name; |
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| 6 | var $attributes; |
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| 7 | var $content; |
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| 8 | var $children; |
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| 9 | }; |
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| 10 | |||
| 11 | class xml |
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| 12 | { |
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| 13 | function __construct() |
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| 14 | { |
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| 15 | if (!$this->required_functions()) |
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| 16 | { |
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| 17 | die(); |
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| 18 | } |
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| 19 | $this->result=false; |
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| 20 | } |
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| 21 | |||
| 22 | private function required_functions() |
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| 23 | { |
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| 24 | $result = true; |
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| 25 | $essential = array('xml_parser_create','xml_parser_set_option', 'xml_parse_into_struct', 'xml_parser_free'); |
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| 26 | foreach ($essential as $name) |
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| 27 | { |
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| 28 | if (!function_exists($name)) |
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| 29 | { |
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| 30 | $result = false; |
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| 31 | trigger_error('xml error - this class need some functions like '.$name,E_USER_WARNING); |
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| 32 | } |
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| 33 | } |
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| 34 | if (!$result) |
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| 35 | { |
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| 36 | trigger_error('xml error - can\'t proceed', E_USER_ERROR); |
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| 37 | } |
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| 38 | return $result; |
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| 39 | } |
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| 40 | |||
| 41 | public function xml_code_to_object($xml) |
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| 42 | { |
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| 43 | // Template: http://www.php.net/manual/de/function.xml-parse-into-struct.php#66487 |
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| 44 | // Changed for usage in ViaThinkSoft Personal WebBase |
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| 45 | |||
| 46 | $parser = xml_parser_create(); |
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| 47 | xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0); |
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| 48 | xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 0); |
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| 49 | xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, 'UTF-8'); |
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| 50 | |||
| 51 | xml_parse_into_struct($parser, $xml, $tags); |
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| 52 | xml_parser_free($parser); |
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| 53 | |||
| 54 | $elements = array(); |
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| 55 | $stack = array(); |
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| 56 | foreach ($tags as $tag) |
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| 57 | { |
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| 58 | $index = count($elements); |
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| 59 | if ($tag['type'] == "complete" || $tag['type'] == "open") |
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| 60 | { |
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| 61 | $elements[$index] = new XmlElement; |
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| 62 | $elements[$index]->name = $tag['tag']; |
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| 63 | if ((isset($tag['attributes'])) && ($tag['attributes'] != '')) |
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| 64 | { |
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| 65 | foreach ($tag['attributes'] as $m1 => $m2) |
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| 66 | { |
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| 67 | $elements[$index]->attributes[$m1] = $this->xml_unescape($tag['attributes'][$m1]); |
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| 68 | } |
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| 69 | } |
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| 70 | else |
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| 71 | { |
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| 72 | $elements[$index]->attributes = array(); |
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| 73 | } |
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| 74 | if (isset($tag['value'])) |
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| 75 | { |
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| 76 | $elements[$index]->content = $this->xml_unescape($tag['value']); |
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| 77 | } |
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| 78 | if ($tag['type'] == "open") |
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| 79 | { |
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| 80 | $elements[$index]->children = array(); |
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| 81 | $stack[count($stack)] = &$elements; |
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| 82 | $elements = &$elements[$index]->children; |
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| 83 | } |
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| 84 | } |
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| 85 | if ($tag['type'] == "close") |
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| 86 | { |
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| 87 | $elements = &$stack[count($stack) - 1]; |
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| 88 | unset($stack[count($stack) - 1]); |
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| 89 | } |
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| 90 | }// echo $xml; |
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| 91 | //print_r($elements); |
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| 92 | return $elements[0]; |
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| 93 | } |
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| 94 | |||
| 95 | public function xml_file_to_object($filename) |
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| 96 | { |
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| 97 | // Daniel Marschall |
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| 98 | |||
| 99 | $xml = file_get_contents($filename); |
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| 100 | return $this->xml_code_to_object($xml); |
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| 101 | } |
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| 102 | |||
| 103 | private function xml_escape($input) |
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| 104 | { |
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| 105 | // Daniel Marschall |
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| 106 | |||
| 107 | $input = str_replace('&', '&', $input); |
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| 108 | $input = str_replace("'", ''', $input); |
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| 109 | $input = str_replace('"', '"', $input); |
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| 110 | $input = str_replace('<', '<', $input); |
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| 111 | $input = str_replace('>', '>', $input); |
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| 112 | |||
| 113 | $input = utf8_encode($input); |
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| 114 | |||
| 115 | return $input; |
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| 116 | } |
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| 117 | |||
| 118 | private function xml_unescape($input) |
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| 119 | { |
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| 120 | // Daniel Marschall |
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| 121 | |||
| 122 | $input = utf8_decode($input); |
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| 123 | |||
| 124 | return $input; |
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| 125 | } |
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| 126 | |||
| 127 | private function recursive_xml_build($cu, $level = 0) |
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| 128 | { |
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| 129 | // Daniel Marschall |
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| 130 | |||
| 131 | $code = str_repeat("\t", $level).'<'.$cu->name; |
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| 132 | if (count($cu->attributes) > 0) |
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| 133 | { |
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| 134 | foreach ($cu->attributes as $m1 => $m2) |
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| 135 | { |
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| 136 | $code .= ' '.$m1.'="'.$this->xml_escape($m2).'"'; |
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| 137 | } |
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| 138 | } |
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| 139 | if (($cu->content == '') && (count($cu->children) == 0)) |
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| 140 | { |
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| 141 | $code .= ' /'; |
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| 142 | } |
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| 143 | else |
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| 144 | { |
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| 145 | $code .= '>'; |
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| 146 | if ($cu->content != '') |
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| 147 | { |
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| 148 | $code .= $this->xml_escape($cu->content); |
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| 149 | } |
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| 150 | if (count($cu->children) > 0) |
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| 151 | { |
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| 152 | $code .= "\r\n"; |
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| 153 | foreach ($cu->children as $n1 => $n2) |
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| 154 | { |
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| 155 | $code .= $this->{__FUNCTION__}($n2, $level+1); |
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| 156 | } |
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| 157 | $code .= str_repeat("\t", $level); |
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| 158 | } |
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| 159 | $code .= '</'.$cu->name; |
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| 160 | } |
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| 161 | $code .= ">\r\n"; |
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| 162 | |||
| 163 | return $code; |
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| 164 | } |
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| 165 | |||
| 166 | public function object_to_xml_code($object) |
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| 167 | { |
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| 168 | // Daniel Marschall |
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| 169 | |||
| 170 | $code = '<?xml version="1.0" encoding="utf8"?>'."\r\n\r\n"; |
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| 171 | |||
| 172 | $code .= $this->recursive_xml_build($object); |
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| 173 | |||
| 174 | return $code; |
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| 175 | } |
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| 176 | |||
| 177 | public function object_to_xml_file($object, $filename) |
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| 178 | { |
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| 179 | // Daniel Marschall |
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| 180 | |||
| 181 | if (is_writable($filename)) |
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| 182 | { |
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| 183 | $text = $this->recursive_xml_build($object); |
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| 184 | |||
| 185 | if ($handler = @fopen($filename, 'w')) |
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| 186 | { |
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| 187 | if (@fwrite($handler, $text)) |
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| 188 | { |
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| 189 | @fclose($handler); |
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| 190 | return true; |
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| 191 | } |
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| 192 | else |
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| 193 | { |
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| 194 | return false; |
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| 195 | } |
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| 196 | } |
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| 197 | else |
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| 198 | { |
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| 199 | return false; |
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| 200 | } |
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| 201 | } |
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| 202 | else |
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| 203 | { |
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| 204 | return false; |
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| 205 | } |
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| 206 | } |
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| 207 | } |
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| 208 | |||
| 209 | ?> |