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<?php |
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include_once("xnop.class.php"); |
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/** |
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* Class jsonHelper |
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*/ |
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class jsonHelper |
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{ |
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/** |
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* @var array |
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*/ |
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protected static $_error = array( |
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0 => 'error_none', //JSON_ERROR_NONE |
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1 => 'error_depth', //JSON_ERROR_DEPTH |
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2 => 'error_state_mismatch', //JSON_ERROR_STATE_MISMATCH |
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3 => 'error_ctrl_char', //JSON_ERROR_CTRL_CHAR |
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4 => 'error_syntax', //JSON_ERROR_SYNTAX |
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5 => 'error_utf8' //SON_ERROR_UTF8 |
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); |
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/** |
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* Разбор JSON строки при помощи json_decode |
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* |
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* @param $json string строка c JSON |
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* @param array $config ассоциативный массив с настройками для json_decode |
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* @param bool $nop создавать ли пустой объект запрашиваемого типа |
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* @return array|mixed|xNop |
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*/ |
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public static function jsonDecode($json, $config = array(), $nop = false) |
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{ |
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if (isset($config['assoc'])) { |
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$assoc = (boolean)$config['assoc']; |
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} else { |
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$assoc = false; |
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} |
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if (isset($config['depth']) && (int)$config['depth'] > 0) { |
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$depth = (int)$config['depth']; |
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} else { |
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$depth = 512; |
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} |
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if (is_scalar($json)) { |
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if (version_compare(phpversion(), '5.3.0', '<')) { |
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$out = json_decode($json, $assoc); |
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} else { |
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$out = json_decode($json, $assoc, $depth); |
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} |
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} else { |
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$out = null; |
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} |
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if ($nop && is_null($out)) { |
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if ($assoc) { |
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$out = array(); |
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} else { |
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$out = new xNop(); |
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} |
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} |
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return $out; |
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} |
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/** |
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* Получение кода последенй ошибки |
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* @see http://www.php.net/manual/ru/function.json-last-error-msg.php |
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* @return string |
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*/ |
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public static function json_last_error_msg() |
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{ |
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if (function_exists('json_last_error')) { |
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$error = json_last_error(); |
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} else { |
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$error = 999; |
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} |
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return isset(self::$_error[$error]) ? self::$_error[$error] : 'other'; |
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} |
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/** |
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* @param array $data |
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* @return bool|string |
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*/ |
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public static function toJSON(array $data = array()) |
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{ |
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if (version_compare(PHP_VERSION, '5.4.0') < 0) { |
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$out = json_encode($data); |
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$out = str_replace('\\/', '/', $out); |
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} else { |
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$out = json_encode($data, JSON_UNESCAPED_SLASHES); |
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} |
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return self::json_format($out); |
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} |
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/** |
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* @param $json |
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* @return bool|string |
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*/ |
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public static function json_format($json) |
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{ |
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$tab = " "; |
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$new_json = ""; |
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$indent_level = 0; |
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$in_string = false; |
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$json_obj = json_decode($json); |
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if ($json_obj === false) { |
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return false; |
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} |
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$len = strlen($json); |
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for ($c = 0; $c < $len; $c++) { |
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$char = $json[$c]; |
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switch ($char) { |
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case '{': |
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case '[': |
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if (!$in_string) { |
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$new_json .= $char . "\n" . str_repeat($tab, $indent_level + 1); |
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$indent_level++; |
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} else { |
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$new_json .= $char; |
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} |
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break; |
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case '}': |
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case ']': |
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if (!$in_string) { |
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$indent_level--; |
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$new_json .= "\n" . str_repeat($tab, $indent_level) . $char; |
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} else { |
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$new_json .= $char; |
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} |
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break; |
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case ',': |
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if (!$in_string) { |
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$new_json .= ",\n" . str_repeat($tab, $indent_level); |
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} else { |
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$new_json .= $char; |
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} |
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break; |
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case ':': |
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if (!$in_string) { |
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$new_json .= ": "; |
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} else { |
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$new_json .= $char; |
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} |
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break; |
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case '"': |
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if ($c > 0 && $json[$c - 1] != '\\') { |
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$in_string = !$in_string; |
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} |
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// no break ??? |
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default: |
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$new_json .= $char; |
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break; |
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} |
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} |
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156
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return $new_json; |
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} |
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159
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} |
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AgelxNash /
DocLister
Loading history...
Classes in PHP are usually named in CamelCase.
In camelCase names are written without any punctuation, the start of each new word being marked by a capital letter. The whole name starts with a capital letter as well.
Thus the name database provider becomes
DatabaseProvider.