94 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			94 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| require_once (CRAYON_ROOT_PATH . 'crayon_settings.class.php');
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| 
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| /* Manages logging variable values to the log file. */
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| class CrayonLog {
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| 	private static $file = NULL;
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| 
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| 	// Logs a variable value to a log file
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| 
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| 	public static function log($var = NULL, $title = '', $trim_url = TRUE) {
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| 		if ($var === NULL) {
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| 			// Return log
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| 
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| 			if (($log = CrayonUtil::file(CRAYON_LOG_FILE)) !== FALSE) {
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| 				return $log;
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| 			} else {
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| 				return '';
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| 			}
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| 		} else {
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| 			try {
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| 				if (self::$file == NULL) {
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| 					self::$file = @fopen(CRAYON_LOG_FILE, 'a+');
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| 
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| 					if (self::$file) {
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| 						$header = /*CRAYON_DASH .*/ CRAYON_NL . '[Crayon Syntax Highlighter Log Entry - ' . date('g:i:s A - d M Y') . ']' . CRAYON_NL .
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| 							/*CRAYON_DASH .*/ CRAYON_NL;
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| 						fwrite(self::$file, $header);
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| 					} else {
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| 						return;
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| 					}
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| 				}
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| 				// Capture variable dump
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|                 $buffer = trim(strip_tags(var_export($var, true)));
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| 				$title = (!empty($title) ? " [$title]" : '');
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| 
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| 				// Remove absolute path to plugin directory from buffer
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| 				if ($trim_url) {
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| 					$buffer = CrayonUtil::path_rel($buffer);
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| 				}
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| 				$write = $title . ' ' . $buffer . CRAYON_NL /* . CRAYON_LINE . CRAYON_NL*/;
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| 				
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| 				// If we exceed max file size, truncate file first
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| 				if (filesize(CRAYON_LOG_FILE) + strlen($write) > CRAYON_LOG_MAX_SIZE) {
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| 					ftruncate(self::$file, 0);
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| 					fwrite(self::$file, 'The log has been truncated since it exceeded ' . CRAYON_LOG_MAX_SIZE .
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| 						' bytes.' . CRAYON_NL . /*CRAYON_LINE .*/ CRAYON_NL);
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| 				}
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| 				clearstatcache();
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| 				fwrite(self::$file, $write, CRAYON_LOG_MAX_SIZE);
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| 			} catch (Exception $e) {
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| 				// Ignore fatal errors during logging
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| 			}
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| 		}
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| 	}
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| 
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| 	// Logs system-wide only if global settings permit
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| 
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| 	public static function syslog($var = NULL, $title = '', $trim_url = TRUE) {
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| 		if (CrayonGlobalSettings::val(CrayonSettings::ERROR_LOG_SYS)) {
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| 			$title = (empty($title)) ? 'SYSTEM LOG' : $title;
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| 			self::log($var, $title, $trim_url);
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| 		}
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| 	}
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| 	
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| 	public static function debug($var = NULL, $title = '', $trim_url = TRUE) {
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| 		if (CRAYON_DEBUG) {
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| 			$title = (empty($title)) ? 'DEBUG' : $title;
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| 			self::log($var, $title, $trim_url);
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| 		}
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| 	}
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| 
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| 	public static function clear() {
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| 		if (!@unlink(CRAYON_LOG_FILE)) {
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| 			// Will result in nothing if we can't log
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| 
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| 			self::log('The log could not be cleared', 'Log Clear');
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| 		}
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| 		self::$file = NULL; // Remove file handle
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| 
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| 	}
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| 
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| 	public static function email($to, $from = NULL) {
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| 		if (($log_contents = CrayonUtil::file(CRAYON_LOG_FILE)) !== FALSE) {
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| 			$headers = $from ? 'From: ' . $from : '';
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| 			$result = @mail($to, 'Crayon Syntax Highlighter Log', $log_contents, $headers);
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| 			self::log('The log was emailed to the admin.', 'Log Email');
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| 		} else {
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| 			// Will result in nothing if we can't email
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| 
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| 			self::log("The log could not be emailed to $to.", 'Log Email');
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| 		}
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| 	}
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| }
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| ?>
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