/source/plugin/mobile/json.class.php
PHP | 449 lines | 400 code | 46 blank | 3 comment | 68 complexity | 63d80834fd0163491cd03aa067643336 MD5 | raw file
- <?php
- class CJSON {
- const JSON_SLICE = 1;
- const JSON_IN_STR = 2;
- const JSON_IN_ARR = 4;
- const JSON_IN_OBJ = 8;
- const JSON_IN_CMT = 16;
- static function encode($var) {
- global $_G;
- switch (gettype($var)) {
- case 'boolean':
- return $var ? 'true' : 'false';
- case 'NULL':
- return 'null';
- case 'integer':
- return (int) $var;
- case 'double':
- case 'float':
- return rtrim(sprintf('%.16F',$var),'0');
- case 'string':
- if(function_exists('diconv') && strtolower($_G['charset']) != 'utf-8') {
- $var = diconv($var, $_G['charset'], 'utf-8');
- }
- if(function_exists('json_encode')) {
- return json_encode($var);
- }
- $ascii = '';
- $strlen_var = strlen($var);
- for ($c = 0; $c < $strlen_var; ++$c) {
- $ord_var_c = ord($var{$c});
- switch (true) {
- case $ord_var_c == 0x08:
- $ascii .= '\b';
- break;
- case $ord_var_c == 0x09:
- $ascii .= '\t';
- break;
- case $ord_var_c == 0x0A:
- $ascii .= '\n';
- break;
- case $ord_var_c == 0x0C:
- $ascii .= '\f';
- break;
- case $ord_var_c == 0x0D:
- $ascii .= '\r';
- break;
- case $ord_var_c == 0x22:
- case $ord_var_c == 0x2F:
- case $ord_var_c == 0x5C:
- $ascii .= '\\'.$var{$c};
- break;
- case (($ord_var_c >= 0x20) && ($ord_var_c <= 0x7F)):
- $ascii .= $var{$c};
- break;
- case (($ord_var_c & 0xE0) == 0xC0):
- $char = pack('C*', $ord_var_c, ord($var{$c+1}));
- $c+=1;
- $utf16 = self::utf8ToUTF16BE($char);
- $ascii .= sprintf('\u%04s', bin2hex($utf16));
- break;
- case (($ord_var_c & 0xF0) == 0xE0):
- $char = pack('C*', $ord_var_c,
- ord($var{$c+1}),
- ord($var{$c+2}));
- $c+=2;
- $utf16 = self::utf8ToUTF16BE($char);
- $ascii .= sprintf('\u%04s', bin2hex($utf16));
- break;
- case (($ord_var_c & 0xF8) == 0xF0):
- $char = pack('C*', $ord_var_c,
- ord($var{$c+1}),
- ord($var{$c+2}),
- ord($var{$c+3}));
- $c+=3;
- $utf16 = self::utf8ToUTF16BE($char);
- $ascii .= sprintf('\u%04s', bin2hex($utf16));
- break;
- case (($ord_var_c & 0xFC) == 0xF8):
- $char = pack('C*', $ord_var_c,
- ord($var{$c+1}),
- ord($var{$c+2}),
- ord($var{$c+3}),
- ord($var{$c+4}));
- $c+=4;
- $utf16 = self::utf8ToUTF16BE($char);
- $ascii .= sprintf('\u%04s', bin2hex($utf16));
- break;
- case (($ord_var_c & 0xFE) == 0xFC):
- $char = pack('C*', $ord_var_c,
- ord($var{$c+1}),
- ord($var{$c+2}),
- ord($var{$c+3}),
- ord($var{$c+4}),
- ord($var{$c+5}));
- $c+=5;
- $utf16 = self::utf8ToUTF16BE($char);
- $ascii .= sprintf('\u%04s', bin2hex($utf16));
- break;
- }
- }
- return '"'.$ascii.'"';
- case 'array':
- if (is_array($var) && count($var) && (array_keys($var) !== range(0, sizeof($var) - 1))) {
- return '{' .
- join(',', array_map(array('CJSON', 'nameValue'),
- array_keys($var),
- array_values($var)))
- . '}';
- }
- return '[' . join(',', array_map(array('CJSON', 'encode'), $var)) . ']';
- case 'object':
- if ($var instanceof Traversable)
- {
- $vars = array();
- foreach ($var as $k=>$v)
- $vars[$k] = $v;
- }
- else
- $vars = get_object_vars($var);
- return '{' .
- join(',', array_map(array('CJSON', 'nameValue'),
- array_keys($vars),
- array_values($vars)))
- . '}';
- default:
- return '';
- }
- }
- static function nameValue($name, $value) {
- return self::encode(strval($name)) . ':' . self::encode($value);
- }
- static function reduceString($str) {
- $str = preg_replace(array(
- '#^\s*//(.+)$#m',
- '#^\s*/\*(.+)\*/#Us',
- '#/\*(.+)\*/\s*$#Us'
- ), '', $str);
- return trim($str);
- }
- static function decode($str, $useArray=true) {
- if(function_exists('json_decode')) {
- return json_decode($str, $useArray);
- }
- $str = self::reduceString($str);
- switch (strtolower($str)) {
- case 'true':
- return true;
- case 'false':
- return false;
- case 'null':
- return null;
- default:
- if (is_numeric($str)) {
- return ((float)$str == (integer)$str)
- ? (integer)$str
- : (float)$str;
- } elseif (preg_match('/^("|\').+(\1)$/s', $str, $m) && $m[1] == $m[2]) {
- $delim = substr($str, 0, 1);
- $chrs = substr($str, 1, -1);
- $utf8 = '';
- $strlen_chrs = strlen($chrs);
- for ($c = 0; $c < $strlen_chrs; ++$c) {
- $substr_chrs_c_2 = substr($chrs, $c, 2);
- $ord_chrs_c = ord($chrs{$c});
- switch (true) {
- case $substr_chrs_c_2 == '\b':
- $utf8 .= chr(0x08);
- ++$c;
- break;
- case $substr_chrs_c_2 == '\t':
- $utf8 .= chr(0x09);
- ++$c;
- break;
- case $substr_chrs_c_2 == '\n':
- $utf8 .= chr(0x0A);
- ++$c;
- break;
- case $substr_chrs_c_2 == '\f':
- $utf8 .= chr(0x0C);
- ++$c;
- break;
- case $substr_chrs_c_2 == '\r':
- $utf8 .= chr(0x0D);
- ++$c;
- break;
- case $substr_chrs_c_2 == '\\"':
- case $substr_chrs_c_2 == '\\\'':
- case $substr_chrs_c_2 == '\\\\':
- case $substr_chrs_c_2 == '\\/':
- if (($delim == '"' && $substr_chrs_c_2 != '\\\'') ||
- ($delim == "'" && $substr_chrs_c_2 != '\\"')) {
- $utf8 .= $chrs{++$c};
- }
- break;
- case preg_match('/\\\u[0-9A-F]{4}/i', substr($chrs, $c, 6)):
- $utf16 = chr(hexdec(substr($chrs, ($c+2), 2)))
- . chr(hexdec(substr($chrs, ($c+4), 2)));
- $utf8 .= self::utf16beToUTF8($utf16);
- $c+=5;
- break;
- case ($ord_chrs_c >= 0x20) && ($ord_chrs_c <= 0x7F):
- $utf8 .= $chrs{$c};
- break;
- case ($ord_chrs_c & 0xE0) == 0xC0:
- $utf8 .= substr($chrs, $c, 2);
- ++$c;
- break;
- case ($ord_chrs_c & 0xF0) == 0xE0:
- $utf8 .= substr($chrs, $c, 3);
- $c += 2;
- break;
- case ($ord_chrs_c & 0xF8) == 0xF0:
- $utf8 .= substr($chrs, $c, 4);
- $c += 3;
- break;
- case ($ord_chrs_c & 0xFC) == 0xF8:
- $utf8 .= substr($chrs, $c, 5);
- $c += 4;
- break;
- case ($ord_chrs_c & 0xFE) == 0xFC:
- $utf8 .= substr($chrs, $c, 6);
- $c += 5;
- break;
- }
- }
- return $utf8;
- } elseif (preg_match('/^\[.*\]$/s', $str) || preg_match('/^\{.*\}$/s', $str)) {
- if ($str{0} == '[') {
- $stk = array(self::JSON_IN_ARR);
- $arr = array();
- } else {
- if ($useArray) {
- $stk = array(self::JSON_IN_OBJ);
- $obj = array();
- } else {
- $stk = array(self::JSON_IN_OBJ);
- $obj = new stdClass();
- }
- }
- array_push($stk, array('what' => self::JSON_SLICE,
- 'where' => 0,
- 'delim' => false));
- $chrs = substr($str, 1, -1);
- $chrs = self::reduceString($chrs);
- if ($chrs == '') {
- if (reset($stk) == self::JSON_IN_ARR) {
- return $arr;
- } else {
- return $obj;
- }
- }
- $strlen_chrs = strlen($chrs);
- for ($c = 0; $c <= $strlen_chrs; ++$c) {
- $top = end($stk);
- $substr_chrs_c_2 = substr($chrs, $c, 2);
- if (($c == $strlen_chrs) || (($chrs{$c} == ',') && ($top['what'] == self::JSON_SLICE))) {
- $slice = substr($chrs, $top['where'], ($c - $top['where']));
- array_push($stk, array('what' => self::JSON_SLICE, 'where' => ($c + 1), 'delim' => false));
- if (reset($stk) == self::JSON_IN_ARR) {
- array_push($arr, self::decode($slice,$useArray));
- } elseif (reset($stk) == self::JSON_IN_OBJ) {
- if (preg_match('/^\s*(["\'].*[^\\\]["\'])\s*:\s*(\S.*),?$/Uis', $slice, $parts)) {
- $key = self::decode($parts[1],$useArray);
- $val = self::decode($parts[2],$useArray);
- if ($useArray) {
- $obj[$key] = $val;
- } else {
- $obj->$key = $val;
- }
- } elseif (preg_match('/^\s*(\w+)\s*:\s*(\S.*),?$/Uis', $slice, $parts)) {
- $key = $parts[1];
- $val = self::decode($parts[2],$useArray);
- if ($useArray) {
- $obj[$key] = $val;
- } else {
- $obj->$key = $val;
- }
- }
- }
- } elseif ((($chrs{$c} == '"') || ($chrs{$c} == "'")) && ($top['what'] != self::JSON_IN_STR)) {
- array_push($stk, array('what' => self::JSON_IN_STR, 'where' => $c, 'delim' => $chrs{$c}));
- } elseif (($chrs{$c} == $top['delim']) &&
- ($top['what'] == self::JSON_IN_STR) &&
- (($chrs{$c - 1} != "\\") ||
- ($chrs{$c - 1} == "\\" && $chrs{$c - 2} == "\\"))) {
- array_pop($stk);
- } elseif (($chrs{$c} == '[') &&
- in_array($top['what'], array(self::JSON_SLICE, self::JSON_IN_ARR, self::JSON_IN_OBJ))) {
- array_push($stk, array('what' => self::JSON_IN_ARR, 'where' => $c, 'delim' => false));
- } elseif (($chrs{$c} == ']') && ($top['what'] == self::JSON_IN_ARR)) {
- array_pop($stk);
- } elseif (($chrs{$c} == '{') &&
- in_array($top['what'], array(self::JSON_SLICE, self::JSON_IN_ARR, self::JSON_IN_OBJ))) {
- array_push($stk, array('what' => self::JSON_IN_OBJ, 'where' => $c, 'delim' => false));
- } elseif (($chrs{$c} == '}') && ($top['what'] == self::JSON_IN_OBJ)) {
- array_pop($stk);
- } elseif (($substr_chrs_c_2 == '/**') &&
- in_array($top['what'], array(self::JSON_SLICE, self::JSON_IN_ARR, self::JSON_IN_OBJ))) {
- array_push($stk, array('what' => self::JSON_IN_CMT, 'where' => $c, 'delim' => false));
- $c++;
- } elseif (($substr_chrs_c_2 == '*/') && ($top['what'] == self::JSON_IN_CMT)) {
- array_pop($stk);
- $c++;
- for ($i = $top['where']; $i <= $c; ++$i) {
- $chrs = substr_replace($chrs, ' ', $i, 1);
- }
- }
- }
- if (reset($stk) == self::JSON_IN_ARR) {
- return $arr;
- } elseif (reset($stk) == self::JSON_IN_OBJ) {
- return $obj;
- }
- }
- }
- }
- static function utf8ToUnicode( &$str ) {
- $unicode = array();
- $values = array();
- $lookingFor = 1;
- for ($i = 0; $i < strlen( $str ); $i++ ) {
- $thisValue = ord( $str[ $i ] );
- if ( $thisValue < 128 ) {
- $unicode[] = $thisValue;
- } else {
- if ( count( $values ) == 0 ) {
- $lookingFor = ( $thisValue < 224 ) ? 2 : 3;
- }
- $values[] = $thisValue;
- if ( count( $values ) == $lookingFor ) {
- $number = ( $lookingFor == 3 ) ?
- ( ( $values[0] % 16 ) * 4096 ) + ( ( $values[1] % 64 ) * 64 ) + ( $values[2] % 64 ):
- ( ( $values[0] % 32 ) * 64 ) + ( $values[1] % 64 );
- $unicode[] = $number;
- $values = array();
- $lookingFor = 1;
- }
- }
- }
- return $unicode;
- }
- static function unicodeToUTF8( &$str )
- {
- $utf8 = '';
- foreach( $str as $unicode )
- {
- if ( $unicode < 128 )
- {
- $utf8.= chr( $unicode );
- }
- elseif ( $unicode < 2048 )
- {
- $utf8.= chr( 192 + ( ( $unicode - ( $unicode % 64 ) ) / 64 ) );
- $utf8.= chr( 128 + ( $unicode % 64 ) );
- }
- else
- {
- $utf8.= chr( 224 + ( ( $unicode - ( $unicode % 4096 ) ) / 4096 ) );
- $utf8.= chr( 128 + ( ( ( $unicode % 4096 ) - ( $unicode % 64 ) ) / 64 ) );
- $utf8.= chr( 128 + ( $unicode % 64 ) );
- }
- }
- return $utf8;
- }
- static function utf8ToUTF16BE(&$str, $bom = false) {
- $out = $bom ? "\xFE\xFF" : '';
- if(function_exists('mb_convert_encoding'))
- return $out.mb_convert_encoding($str,'UTF-16BE','UTF-8');
- $uni = self::utf8ToUnicode($str);
- foreach($uni as $cp)
- $out .= pack('n',$cp);
- return $out;
- }
- static function utf16beToUTF8(&$str) {
- $uni = unpack('n*',$str);
- return self::unicodeToUTF8($uni);
- }
- }