diff options
Diffstat (limited to 'inc/JSON.php')
| -rw-r--r-- | inc/JSON.php | 144 |
1 files changed, 72 insertions, 72 deletions
diff --git a/inc/JSON.php b/inc/JSON.php index 2958d3419..09a837da7 100644 --- a/inc/JSON.php +++ b/inc/JSON.php @@ -1,9 +1,9 @@ <?php /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */ -/** +/** * Converts to and from JSON format. - * + * * JSON (JavaScript Object Notation) is a lightweight data-interchange * format. It is easy for humans to read and write. It is easy for machines * to parse and generate. It is based on a subset of the JavaScript @@ -13,7 +13,7 @@ * to programmers of the C-family of languages, including C, C++, C#, Java, * JavaScript, Perl, TCL, and many others. These properties make JSON an * ideal data-interchange language. - * + * * This package provides a simple encoder and decoder for JSON notation. It * is intended for use with client-side Javascript applications that make * use of HTTPRequest to perform server communication functions - data can @@ -34,7 +34,7 @@ * copyright notice, this list of conditions and the following disclaimer * in the documentation and/or other materials provided with the * distribution. - * + * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN @@ -46,9 +46,9 @@ * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH * DAMAGE. - * - * @category - * @package + * + * @category + * @package * @author Michal Migurski <mike-json@teczno.com> * @author Matt Knapp <mdknapp[at]gmail[dot]com> * @author Brett Stimmerman <brettstimmerman[at]gmail[dot]com> @@ -96,21 +96,21 @@ define('JSON_LOOSE_TYPE', 10); */ define('JSON_STRICT_TYPE', 11); -/** +/** * Converts to and from JSON format. * - * @category - * @package + * @category + * @package * @author Michal Migurski <mike-json@teczno.com> * @author Matt Knapp <mdknapp[at]gmail[dot]com> * @author Brett Stimmerman <brettstimmerman[at]gmail[dot]com> * @copyright 2005 Michal Migurski * @license http://www.php.net/license/3_0.txt PHP License 3.0 - * @version - * @link - * @see - * @since - * @deprecated + * @version + * @link + * @see + * @since + * @deprecated */ class JSON { @@ -147,17 +147,17 @@ class JSON switch (gettype($var)) { case 'boolean': return $var ? 'true' : 'false'; - + case 'NULL': return 'null'; - + case 'integer': return sprintf('%d', $var); - + case 'double': case 'float': return sprintf('%f', $var); - + case 'string': // STRINGS ARE EXPECTED TO BE IN ASCII OR UTF-8 FORMAT $ascii = ''; @@ -168,9 +168,9 @@ class JSON * escaping with a slash or encoding to UTF-8 where necessary */ for ($c = 0; $c < $strlen_var; ++$c) { - + $ord_var_c = ord($var{$c}); - + switch ($ord_var_c) { case 0x08: $ascii .= '\b'; break; case 0x09: $ascii .= '\t'; break; @@ -184,12 +184,12 @@ class JSON // double quote, slash, slosh $ascii .= '\\'.$var{$c}; break; - + case (($ord_var_c >= 0x20) && ($ord_var_c <= 0x7F)): // characters U-00000000 - U-0000007F (same as ASCII) $ascii .= $var{$c}; break; - + case (($ord_var_c & 0xE0) == 0xC0): // characters U-00000080 - U-000007FF, mask 110XXXXX // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 @@ -199,7 +199,7 @@ class JSON $utf16 = utf8_to_utf16be($char); $ascii .= sprintf('\u%04s', bin2hex($utf16)); break; - + case (($ord_var_c & 0xF0) == 0xE0): // characters U-00000800 - U-0000FFFF, mask 1110XXXX // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 @@ -211,7 +211,7 @@ class JSON $utf16 = utf8_to_utf16be($char); $ascii .= sprintf('\u%04s', bin2hex($utf16)); break; - + case (($ord_var_c & 0xF8) == 0xF0): // characters U-00010000 - U-001FFFFF, mask 11110XXX // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 @@ -224,7 +224,7 @@ class JSON $utf16 = utf8_to_utf16be($char); $ascii .= sprintf('\u%04s', bin2hex($utf16)); break; - + case (($ord_var_c & 0xFC) == 0xF8): // characters U-00200000 - U-03FFFFFF, mask 111110XX // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 @@ -238,7 +238,7 @@ class JSON $utf16 = utf8_to_utf16be($char); $ascii .= sprintf('\u%04s', bin2hex($utf16)); break; - + case (($ord_var_c & 0xFE) == 0xFC): // characters U-04000000 - U-7FFFFFFF, mask 1111110X // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 @@ -255,9 +255,9 @@ class JSON break; } } - + return '"'.$ascii.'"'; - + case 'array': /* * As per JSON spec if any array key is not an integer @@ -268,7 +268,7 @@ class JSON * max_index which can cause memory issues and because * the keys, which may be relevant, will be remapped * otherwise. - * + * * As per the ECMA and JSON specification an object may * have any string as a property. Unfortunately due to * a hole in the ECMA specification if the key is a @@ -276,8 +276,8 @@ class JSON * parameter is only accessible using ECMAScript's * bracket notation. */ - - // treat as a JSON object + + // treat as a JSON object if (is_array($var) && count($var) && (array_keys($var) !== range(0, sizeof($var) - 1))) { return sprintf('{%s}', join(',', array_map(array($this, 'name_value'), array_keys($var), @@ -286,18 +286,18 @@ class JSON // treat it like a regular array return sprintf('[%s]', join(',', array_map(array($this, 'encode'), $var))); - + case 'object': $vars = get_object_vars($var); return sprintf('{%s}', join(',', array_map(array($this, 'name_value'), array_keys($vars), - array_values($vars)))); + array_values($vars)))); default: return ''; } } - + /** * encodes an arbitrary variable into JSON format, alias for encode() */ @@ -305,7 +305,7 @@ class JSON { return $this->encode($var); } - + /** function name_value * array-walking function for use in generating JSON-formatted name-value pairs * @@ -318,7 +318,7 @@ class JSON function name_value($name, $value) { return (sprintf("%s:%s", $this->encode(strval($name)), $this->encode($value))); - } + } /** * reduce a string by removing leading and trailing comments and whitespace @@ -331,18 +331,18 @@ class JSON function reduce_string($str) { $str = preg_replace(array( - + // eliminate single line comments in '// ...' form '#^\s*//(.+)$#m', - + // eliminate multi-line comments in '/* ... */' form, at start of string '#^\s*/\*(.+)\*/#Us', - + // eliminate multi-line comments in '/* ... */' form, at end of string '#/\*(.+)\*/\s*$#Us' - + ), '', $str); - + // eliminate extraneous space return trim($str); } @@ -362,17 +362,17 @@ class JSON function decode($str) { $str = $this->reduce_string($str); - + switch (strtolower($str)) { case 'true': return true; case 'false': return false; - + case 'null': return null; - + default: if (is_numeric($str)) { // Lookie-loo, it's a number @@ -385,19 +385,19 @@ class JSON return ((float)$str == (integer)$str) ? (integer)$str : (float)$str; - + } elseif (preg_match('/^("|\').+("|\')$/s', $str, $m) && $m[1] == $m[2]) { // STRINGS RETURNED IN UTF-8 FORMAT $delim = substr($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{$c}); - + switch ($substr_chrs_c_2) { case '\b': $utf8 .= chr(0x08); $c+=1; break; case '\t': $utf8 .= chr(0x09); $c+=1; break; @@ -414,7 +414,7 @@ class JSON $utf8 .= $chrs{++$c}; } break; - + default: if (preg_match('/\\\u[0-9A-F]{4}/i', substr($chrs, $c, 6))) { // single, escaped unicode character @@ -423,30 +423,30 @@ class JSON //$utf8 .= mb_convert_encoding($utf16, 'UTF-8', 'UTF-16'); $utf8 .= utf16be_to_utf8($utf16); $c+=5; - + } elseif(($ord_chrs_c >= 0x20) && ($ord_chrs_c <= 0x7F)) { $utf8 .= $chrs{$c}; - + } elseif(($ord_chrs_c & 0xE0) == 0xC0) { // characters U-00000080 - U-000007FF, mask 110XXXXX //see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 $utf8 .= substr($chrs, $c, 2); $c += 1; - + } elseif(($ord_chrs_c & 0xF0) == 0xE0) { // characters U-00000800 - U-0000FFFF, mask 1110XXXX // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 $utf8 .= substr($chrs, $c, 3); $c += 2; - + } elseif(($ord_chrs_c & 0xF8) == 0xF0) { // characters U-00010000 - U-001FFFFF, mask 11110XXX // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 $utf8 .= substr($chrs, $c, 4); $c += 3; - + } elseif(($ord_chrs_c & 0xFC) == 0xF8) { // characters U-00200000 - U-03FFFFFF, mask 111110XX // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 $utf8 .= substr($chrs, $c, 5); $c += 4; - + } elseif(($ord_chrs_c & 0xFE) == 0xFC) { // characters U-04000000 - U-7FFFFFFF, mask 1111110X // see http://www.cl.cam.ac.uk/~mgk25/unicode.html#utf-8 @@ -458,9 +458,9 @@ class JSON } } - + return $utf8; - + } elseif (preg_match('/^\[.*\]$/s', $str) || preg_match('/^\{.*\}$/s', $str)) { // array, or object notation @@ -476,14 +476,14 @@ class JSON $obj = new stdClass(); } } - + array_push($stk, array('what' => JSON_SLICE, 'where' => 0, 'delim' => false)); $chrs = substr($str, 1, -1); $chrs = $this->reduce_string($chrs); - + if ($chrs == '') { if (reset($stk) == JSON_IN_ARR) { return $arr; @@ -495,14 +495,14 @@ class JSON } //print("\nparsing {$chrs}\n"); - + $strlen_chrs = strlen($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'] == JSON_SLICE))) { // found a comma that is not inside a string, array, etc., // OR we've reached the end of the character list @@ -590,16 +590,16 @@ class JSON // found a comment end, and we're in one now array_pop($stk); $c++; - + for ($i = $top['where']; $i <= $c; ++$i) $chrs = substr_replace($chrs, ' ', $i, 1); - + //print("Found end of comment at {$c}: ".substr($chrs, $top['where'], (1 + $c - $top['where']))."\n"); } - + } - + if (reset($stk) == JSON_IN_ARR) { return $arr; @@ -607,11 +607,11 @@ class JSON return $obj; } - + } } } - + /** * decodes a JSON string into appropriate variable; alias for decode() */ @@ -619,7 +619,7 @@ class JSON { return $this->decode($var); } - + } - + ?> |