1: <?php
  2: 
  3: /**
  4:  * This file is part of the Nette Framework (https://nette.org)
  5:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
  6:  * @package Nette\Diagnostics
  7:  */
  8: 
  9: 
 10: 
 11: /**
 12:  * FireLogger console logger.
 13:  *
 14:  * @see http://firelogger.binaryage.com
 15:  * @author     David Grudl
 16:  * @package Nette\Diagnostics
 17:  */
 18: class FireLogger extends Object
 19: {
 20:     const DEBUG = 'debug',
 21:         INFO = 'info',
 22:         WARNING = 'warning',
 23:         ERROR = 'error',
 24:         CRITICAL = 'critical';
 25: 
 26:     private static $payload = array('logs' => array());
 27: 
 28: 
 29:     /**
 30:      * Sends message to FireLogger console.
 31:      * @param  mixed
 32:      * @return bool    was successful?
 33:      */
 34:     public static function log($message, $priority = self::DEBUG)
 35:     {
 36:         if (!isset($_SERVER['HTTP_X_FIRELOGGER']) || headers_sent()) {
 37:             return FALSE;
 38:         }
 39: 
 40:         $item = array(
 41:             'name' => 'PHP',
 42:             'level' => $priority,
 43:             'order' => count(self::$payload['logs']),
 44:             'time' => str_pad(number_format((microtime(TRUE) - Debugger::$time) * 1000, 1, '.', ' '), 8, '0', STR_PAD_LEFT) . ' ms',
 45:             'template' => '',
 46:             'message' => '',
 47:             'style' => 'background:#767ab6',
 48:         );
 49: 
 50:         $args = func_get_args();
 51:         if (isset($args[0]) && is_string($args[0])) {
 52:             $item['template'] = array_shift($args);
 53:         }
 54: 
 55:         if (isset($args[0]) && $args[0] instanceof Exception) {
 56:             $e = array_shift($args);
 57:             $trace = $e->getTrace();
 58:             if (isset($trace[0]['class']) && $trace[0]['class'] === 'Debugger'
 59:                 && ($trace[0]['function'] === '_shutdownHandler' || $trace[0]['function'] === '_errorHandler')
 60:             ) {
 61:                 unset($trace[0]);
 62:             }
 63: 
 64:             $file = str_replace(dirname(dirname(dirname($e->getFile()))), "\xE2\x80\xA6", $e->getFile());
 65:             $item['template'] = ($e instanceof ErrorException ? '' : get_class($e) . ': ')
 66:                 . $e->getMessage() . ($e->getCode() ? ' #' . $e->getCode() : '') . ' in ' . $file . ':' . $e->getLine();
 67:             $item['pathname'] = $e->getFile();
 68:             $item['lineno'] = $e->getLine();
 69: 
 70:         } else {
 71:             $trace = debug_backtrace();
 72:             if (isset($trace[1]['class']) && $trace[1]['class'] === 'Debugger'
 73:                 && ($trace[1]['function'] === 'fireLog')
 74:             ) {
 75:                 unset($trace[0]);
 76:             }
 77: 
 78:             foreach ($trace as $frame) {
 79:                 if (isset($frame['file']) && is_file($frame['file'])) {
 80:                     $item['pathname'] = $frame['file'];
 81:                     $item['lineno'] = $frame['line'];
 82:                     break;
 83:                 }
 84:             }
 85:         }
 86: 
 87:         $item['exc_info'] = array('', '', array());
 88:         $item['exc_frames'] = array();
 89: 
 90:         foreach ($trace as $frame) {
 91:             $frame += array('file' => NULL, 'line' => NULL, 'class' => NULL, 'type' => NULL, 'function' => NULL, 'object' => NULL, 'args' => NULL);
 92:             $item['exc_info'][2][] = array($frame['file'], $frame['line'], "$frame[class]$frame[type]$frame[function]", $frame['object']);
 93:             $item['exc_frames'][] = $frame['args'];
 94:         }
 95: 
 96:         if (isset($args[0]) && in_array($args[0], array(self::DEBUG, self::INFO, self::WARNING, self::ERROR, self::CRITICAL), TRUE)) {
 97:             $item['level'] = array_shift($args);
 98:         }
 99: 
100:         $item['args'] = $args;
101: 
102:         self::$payload['logs'][] = self::jsonDump($item, -1);
103:         foreach (str_split(base64_encode(@json_encode(self::$payload)), 4990) as $k => $v) { // intentionally @
104:             header("FireLogger-de11e-$k:$v");
105:         }
106:         return TRUE;
107:     }
108: 
109: 
110:     /**
111:      * Dump implementation for JSON.
112:      * @param  mixed  variable to dump
113:      * @param  int    current recursion level
114:      * @return string
115:      */
116:     private static function jsonDump(& $var, $level = 0)
117:     {
118:         if (is_bool($var) || is_null($var) || is_int($var) || is_float($var)) {
119:             return $var;
120: 
121:         } elseif (is_string($var)) {
122:             if (Debugger::$maxLen && strlen($var) > Debugger::$maxLen) {
123:                 $var = substr($var, 0, Debugger::$maxLen) . " \xE2\x80\xA6 ";
124:             }
125:             return Strings::fixEncoding($var);
126: 
127:         } elseif (is_array($var)) {
128:             static $marker;
129:             if ($marker === NULL) {
130:                 $marker = uniqid("\x00", TRUE);
131:             }
132:             if (isset($var[$marker])) {
133:                 return "\xE2\x80\xA6RECURSION\xE2\x80\xA6";
134: 
135:             } elseif ($level < Debugger::$maxDepth || !Debugger::$maxDepth) {
136:                 $var[$marker] = TRUE;
137:                 $res = array();
138:                 foreach ($var as $k => & $v) {
139:                     if ($k !== $marker) {
140:                         $res[self::jsonDump($k)] = self::jsonDump($v, $level + 1);
141:                     }
142:                 }
143:                 unset($var[$marker]);
144:                 return $res;
145: 
146:             } else {
147:                 return " \xE2\x80\xA6 ";
148:             }
149: 
150:         } elseif (is_object($var)) {
151:             $arr = (array) $var;
152:             static $list = array();
153:             if (in_array($var, $list, TRUE)) {
154:                 return "\xE2\x80\xA6RECURSION\xE2\x80\xA6";
155: 
156:             } elseif ($level < Debugger::$maxDepth || !Debugger::$maxDepth) {
157:                 $list[] = $var;
158:                 $res = array("\x00" => '(object) ' . get_class($var));
159:                 foreach ($arr as $k => & $v) {
160:                     if ($k[0] === "\x00") {
161:                         $k = substr($k, strrpos($k, "\x00") + 1);
162:                     }
163:                     $res[self::jsonDump($k)] = self::jsonDump($v, $level + 1);
164:                 }
165:                 array_pop($list);
166:                 return $res;
167: 
168:             } else {
169:                 return " \xE2\x80\xA6 ";
170:             }
171: 
172:         } elseif (is_resource($var)) {
173:             return "resource " . get_resource_type($var);
174: 
175:         } else {
176:             return "unknown type";
177:         }
178:     }
179: 
180: }
181: