1: <?php
  2: 
  3: /**
  4:  * This file is part of the Nette Framework (https://nette.org)
  5:  * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
  6:  */
  7: 
  8: namespace Nette\Diagnostics;
  9: 
 10: use Nette;
 11: 
 12: 
 13: /**
 14:  * FireLogger console logger.
 15:  *
 16:  * @see http://firelogger.binaryage.com
 17:  * @author     David Grudl
 18:  */
 19: class FireLogger extends Nette\Object
 20: {
 21:     const DEBUG = 'debug',
 22:         INFO = 'info',
 23:         WARNING = 'warning',
 24:         ERROR = 'error',
 25:         CRITICAL = 'critical';
 26: 
 27:     private static $payload = array('logs' => array());
 28: 
 29: 
 30:     /**
 31:      * Sends message to FireLogger console.
 32:      * @param  mixed
 33:      * @return bool    was successful?
 34:      */
 35:     public static function log($message, $priority = self::DEBUG)
 36:     {
 37:         if (!isset($_SERVER['HTTP_X_FIRELOGGER']) || headers_sent()) {
 38:             return FALSE;
 39:         }
 40: 
 41:         $item = array(
 42:             'name' => 'PHP',
 43:             'level' => $priority,
 44:             'order' => count(self::$payload['logs']),
 45:             'time' => str_pad(number_format((microtime(TRUE) - Debugger::$time) * 1000, 1, '.', ' '), 8, '0', STR_PAD_LEFT) . ' ms',
 46:             'template' => '',
 47:             'message' => '',
 48:             'style' => 'background:#767ab6',
 49:         );
 50: 
 51:         $args = func_get_args();
 52:         if (isset($args[0]) && is_string($args[0])) {
 53:             $item['template'] = array_shift($args);
 54:         }
 55: 
 56:         if (isset($args[0]) && ($args[0] instanceof \Exception || $args[0] instanceof \Throwable)) {
 57:             $e = array_shift($args);
 58:             $trace = $e->getTrace();
 59:             if (isset($trace[0]['class']) && $trace[0]['class'] === 'Nette\Diagnostics\Debugger'
 60:                 && ($trace[0]['function'] === '_shutdownHandler' || $trace[0]['function'] === '_errorHandler')
 61:             ) {
 62:                 unset($trace[0]);
 63:             }
 64: 
 65:             $file = str_replace(dirname(dirname(dirname($e->getFile()))), "\xE2\x80\xA6", $e->getFile());
 66:             $item['template'] = ($e instanceof \ErrorException ? '' : get_class($e) . ': ')
 67:                 . $e->getMessage() . ($e->getCode() ? ' #' . $e->getCode() : '') . ' in ' . $file . ':' . $e->getLine();
 68:             $item['pathname'] = $e->getFile();
 69:             $item['lineno'] = $e->getLine();
 70: 
 71:         } else {
 72:             $trace = debug_backtrace();
 73:             if (isset($trace[1]['class']) && $trace[1]['class'] === 'Nette\Diagnostics\Debugger'
 74:                 && ($trace[1]['function'] === 'fireLog')
 75:             ) {
 76:                 unset($trace[0]);
 77:             }
 78: 
 79:             foreach ($trace as $frame) {
 80:                 if (isset($frame['file']) && is_file($frame['file'])) {
 81:                     $item['pathname'] = $frame['file'];
 82:                     $item['lineno'] = $frame['line'];
 83:                     break;
 84:                 }
 85:             }
 86:         }
 87: 
 88:         $item['exc_info'] = array('', '', array());
 89:         $item['exc_frames'] = array();
 90: 
 91:         foreach ($trace as $frame) {
 92:             $frame += array('file' => NULL, 'line' => NULL, 'class' => NULL, 'type' => NULL, 'function' => NULL, 'object' => NULL, 'args' => NULL);
 93:             $item['exc_info'][2][] = array($frame['file'], $frame['line'], "$frame[class]$frame[type]$frame[function]", $frame['object']);
 94:             $item['exc_frames'][] = $frame['args'];
 95:         }
 96: 
 97:         if (isset($args[0]) && in_array($args[0], array(self::DEBUG, self::INFO, self::WARNING, self::ERROR, self::CRITICAL), TRUE)) {
 98:             $item['level'] = array_shift($args);
 99:         }
100: 
101:         $item['args'] = $args;
102: 
103:         self::$payload['logs'][] = self::jsonDump($item, -1);
104:         foreach (str_split(base64_encode(@json_encode(self::$payload)), 4990) as $k => $v) { // intentionally @
105:             header("FireLogger-de11e-$k:$v");
106:         }
107:         return TRUE;
108:     }
109: 
110: 
111:     /**
112:      * Dump implementation for JSON.
113:      * @param  mixed  variable to dump
114:      * @param  int    current recursion level
115:      * @return string
116:      */
117:     private static function jsonDump(& $var, $level = 0)
118:     {
119:         if (is_bool($var) || is_null($var) || is_int($var) || is_float($var)) {
120:             return $var;
121: 
122:         } elseif (is_string($var)) {
123:             if (Debugger::$maxLen && strlen($var) > Debugger::$maxLen) {
124:                 $var = substr($var, 0, Debugger::$maxLen) . " \xE2\x80\xA6 ";
125:             }
126:             return Nette\Utils\Strings::fixEncoding($var);
127: 
128:         } elseif (is_array($var)) {
129:             static $marker;
130:             if ($marker === NULL) {
131:                 $marker = uniqid("\x00", TRUE);
132:             }
133:             if (isset($var[$marker])) {
134:                 return "\xE2\x80\xA6RECURSION\xE2\x80\xA6";
135: 
136:             } elseif ($level < Debugger::$maxDepth || !Debugger::$maxDepth) {
137:                 $var[$marker] = TRUE;
138:                 $res = array();
139:                 foreach ($var as $k => & $v) {
140:                     if ($k !== $marker) {
141:                         $res[self::jsonDump($k)] = self::jsonDump($v, $level + 1);
142:                     }
143:                 }
144:                 unset($var[$marker]);
145:                 return $res;
146: 
147:             } else {
148:                 return " \xE2\x80\xA6 ";
149:             }
150: 
151:         } elseif (is_object($var)) {
152:             $arr = (array) $var;
153:             static $list = array();
154:             if (in_array($var, $list, TRUE)) {
155:                 return "\xE2\x80\xA6RECURSION\xE2\x80\xA6";
156: 
157:             } elseif ($level < Debugger::$maxDepth || !Debugger::$maxDepth) {
158:                 $list[] = $var;
159:                 $res = array("\x00" => '(object) ' . get_class($var));
160:                 foreach ($arr as $k => & $v) {
161:                     if ($k[0] === "\x00") {
162:                         $k = substr($k, strrpos($k, "\x00") + 1);
163:                     }
164:                     $res[self::jsonDump($k)] = self::jsonDump($v, $level + 1);
165:                 }
166:                 array_pop($list);
167:                 return $res;
168: 
169:             } else {
170:                 return " \xE2\x80\xA6 ";
171:             }
172: 
173:         } elseif (is_resource($var)) {
174:             return "resource " . get_resource_type($var);
175: 
176:         } else {
177:             return "unknown type";
178:         }
179:     }
180: 
181: }
182: