[18220] | 1 | <?php
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| 2 | /**
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| 3 | * log4php is a PHP port of the log4j java logging package.
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| 4 | *
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| 5 | * <p>This framework is based on log4j (see {@link http://jakarta.apache.org/log4j log4j} for details).</p>
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| 6 | * <p>Design, strategies and part of the methods documentation are developed by log4j team
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| 7 | * (Ceki Gülcü as log4j project founder and
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| 8 | * {@link http://jakarta.apache.org/log4j/docs/contributors.html contributors}).</p>
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| 9 | *
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| 10 | * <p>PHP port, extensions and modifications by VxR. All rights reserved.<br>
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| 11 | * For more information, please see {@link http://www.vxr.it/log4php/}.</p>
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| 12 | *
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| 13 | * <p>This software is published under the terms of the LGPL License
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| 14 | * a copy of which has been included with this distribution in the LICENSE file.</p>
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| 15 | *
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| 16 | * @package log4php
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| 17 | * @subpackage helpers
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| 18 | */
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| 19 |
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| 20 | /**
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| 21 | * @ignore
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| 22 | */
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| 23 | if (!defined('LOG4PHP_DIR')) define('LOG4PHP_DIR', dirname(__FILE__) . '/..');
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| 24 |
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| 25 | if (!defined('LOG4PHP_LINE_SEP')) {
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| 26 | if (substr(php_uname(), 0, 7) == "Windows") {
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| 27 | /**
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| 28 | * @ignore
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| 29 | */
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| 30 | define('LOG4PHP_LINE_SEP', "\r\n");
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| 31 | } else {
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| 32 | /**
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| 33 | * @ignore
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| 34 | */
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| 35 | define('LOG4PHP_LINE_SEP', "\n");
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| 36 | }
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| 37 | }
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| 38 |
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| 39 | /**
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| 40 | */
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| 41 | require_once(LOG4PHP_DIR . '/helpers/LoggerPatternConverter.php');
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| 42 | require_once(LOG4PHP_DIR . '/helpers/LoggerFormattingInfo.php');
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| 43 | require_once(LOG4PHP_DIR . '/LoggerLog.php');
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| 44 |
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| 45 | define('LOG4PHP_LOGGER_PATTERN_PARSER_ESCAPE_CHAR', '%');
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| 46 |
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| 47 | define('LOG4PHP_LOGGER_PATTERN_PARSER_LITERAL_STATE', 0);
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| 48 | define('LOG4PHP_LOGGER_PATTERN_PARSER_CONVERTER_STATE', 1);
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| 49 | define('LOG4PHP_LOGGER_PATTERN_PARSER_MINUS_STATE', 2);
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| 50 | define('LOG4PHP_LOGGER_PATTERN_PARSER_DOT_STATE', 3);
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| 51 | define('LOG4PHP_LOGGER_PATTERN_PARSER_MIN_STATE', 4);
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| 52 | define('LOG4PHP_LOGGER_PATTERN_PARSER_MAX_STATE', 5);
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| 53 |
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| 54 | define('LOG4PHP_LOGGER_PATTERN_PARSER_FULL_LOCATION_CONVERTER', 1000);
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| 55 | define('LOG4PHP_LOGGER_PATTERN_PARSER_METHOD_LOCATION_CONVERTER', 1001);
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| 56 | define('LOG4PHP_LOGGER_PATTERN_PARSER_CLASS_LOCATION_CONVERTER', 1002);
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| 57 | define('LOG4PHP_LOGGER_PATTERN_PARSER_FILE_LOCATION_CONVERTER', 1003);
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| 58 | define('LOG4PHP_LOGGER_PATTERN_PARSER_LINE_LOCATION_CONVERTER', 1004);
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| 59 |
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| 60 | define('LOG4PHP_LOGGER_PATTERN_PARSER_RELATIVE_TIME_CONVERTER', 2000);
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| 61 | define('LOG4PHP_LOGGER_PATTERN_PARSER_THREAD_CONVERTER', 2001);
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| 62 | define('LOG4PHP_LOGGER_PATTERN_PARSER_LEVEL_CONVERTER', 2002);
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| 63 | define('LOG4PHP_LOGGER_PATTERN_PARSER_NDC_CONVERTER', 2003);
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| 64 | define('LOG4PHP_LOGGER_PATTERN_PARSER_MESSAGE_CONVERTER', 2004);
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| 65 |
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| 66 | define('LOG4PHP_LOGGER_PATTERN_PARSER_DATE_FORMAT_ISO8601', 'Y-m-d H:i:s,u');
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| 67 | define('LOG4PHP_LOGGER_PATTERN_PARSER_DATE_FORMAT_ABSOLUTE', 'H:i:s');
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| 68 | define('LOG4PHP_LOGGER_PATTERN_PARSER_DATE_FORMAT_DATE', 'd M Y H:i:s,u');
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| 69 |
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| 70 | /**
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| 71 | * Most of the work of the {@link LoggerPatternLayout} class
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| 72 | * is delegated to the {@link LoggerPatternParser} class.
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| 73 | *
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| 74 | * <p>It is this class that parses conversion patterns and creates
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| 75 | * a chained list of {@link LoggerPatternConverter} converters.</p>
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| 76 | *
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| 77 | * @author VxR <vxr@vxr.it>
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| 78 | * @version $Revision: 1.9 $
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| 79 | * @package log4php
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| 80 | * @subpackage helpers
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| 81 | *
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| 82 | * @since 0.3
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| 83 | */
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| 84 | class LoggerPatternParser {
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| 85 |
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| 86 | var $state;
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| 87 | var $currentLiteral;
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| 88 | var $patternLength;
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| 89 | var $i;
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| 90 |
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| 91 | /**
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| 92 | * @var LoggerPatternConverter
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| 93 | */
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| 94 | var $head = null;
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| 95 |
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| 96 | /**
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| 97 | * @var LoggerPatternConverter
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| 98 | */
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| 99 | var $tail = null;
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| 100 |
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| 101 | /**
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| 102 | * @var LoggerFormattingInfo
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| 103 | */
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| 104 | var $formattingInfo;
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| 105 |
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| 106 | /**
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| 107 | * @var string pattern to parse
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| 108 | */
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| 109 | var $pattern;
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| 110 |
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| 111 | /**
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| 112 | * Constructor
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| 113 | *
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| 114 | * @param string $pattern
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| 115 | */
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| 116 | function LoggerPatternParser($pattern)
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| 117 | {
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| 118 | LoggerLog::debug("LoggerPatternParser::LoggerPatternParser() pattern='$pattern'");
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| 119 |
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| 120 | $this->pattern = $pattern;
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| 121 | $this->patternLength = strlen($pattern);
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| 122 | $this->formattingInfo = new LoggerFormattingInfo();
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| 123 | $this->state = LOG4PHP_LOGGER_PATTERN_PARSER_LITERAL_STATE;
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| 124 | }
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| 125 |
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| 126 | /**
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| 127 | * @param LoggerPatternConverter $pc
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| 128 | */
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| 129 | function addToList($pc)
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| 130 | {
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| 131 | // LoggerLog::debug("LoggerPatternParser::addToList()");
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| 132 |
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| 133 | if($this->head == null) {
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| 134 | $this->head = $pc;
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| 135 | $this->tail =& $this->head;
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| 136 | } else {
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| 137 | $this->tail->next = $pc;
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| 138 | $this->tail =& $this->tail->next;
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| 139 | }
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| 140 | }
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| 141 |
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| 142 | /**
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| 143 | * @return string
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| 144 | */
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| 145 | function extractOption()
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| 146 | {
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| 147 | if(($this->i < $this->patternLength) and ($this->pattern{$this->i} == '{')) {
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| 148 | $end = strpos($this->pattern, '}' , $this->i);
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| 149 | if ($end !== false) {
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| 150 | $r = substr($this->pattern, ($this->i + 1), ($end - $this->i - 1));
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| 151 | $this->i= $end + 1;
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| 152 | return $r;
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| 153 | }
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| 154 | }
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| 155 | return null;
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| 156 | }
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| 157 |
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| 158 | /**
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| 159 | * The option is expected to be in decimal and positive. In case of
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| 160 | * error, zero is returned.
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| 161 | */
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| 162 | function extractPrecisionOption()
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| 163 | {
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| 164 | $opt = $this->extractOption();
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| 165 | $r = 0;
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| 166 | if ($opt !== null) {
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| 167 | if (is_numeric($opt)) {
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| 168 | $r = (int)$opt;
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| 169 | if($r <= 0) {
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| 170 | LoggerLog::warn("Precision option ({$opt}) isn't a positive integer.");
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| 171 | $r = 0;
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| 172 | }
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| 173 | } else {
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| 174 | LoggerLog::warn("Category option \"{$opt}\" not a decimal integer.");
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| 175 | }
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| 176 | }
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| 177 | return $r;
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| 178 | }
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| 179 |
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| 180 | function parse()
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| 181 | {
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| 182 | LoggerLog::debug("LoggerPatternParser::parse()");
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| 183 |
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| 184 | $c = '';
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| 185 | $this->i = 0;
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| 186 | $this->currentLiteral = '';
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| 187 | while ($this->i < $this->patternLength) {
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| 188 | $c = $this->pattern{$this->i++};
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| 189 | // LoggerLog::debug("LoggerPatternParser::parse() char is now '$c' and currentLiteral is '{$this->currentLiteral}'");
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| 190 | switch($this->state) {
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| 191 | case LOG4PHP_LOGGER_PATTERN_PARSER_LITERAL_STATE:
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| 192 | // LoggerLog::debug("LoggerPatternParser::parse() state is 'LOG4PHP_LOGGER_PATTERN_PARSER_LITERAL_STATE'");
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| 193 | // In literal state, the last char is always a literal.
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| 194 | if($this->i == $this->patternLength) {
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| 195 | $this->currentLiteral .= $c;
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| 196 | continue;
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| 197 | }
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| 198 | if($c == LOG4PHP_LOGGER_PATTERN_PARSER_ESCAPE_CHAR) {
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| 199 | // LoggerLog::debug("LoggerPatternParser::parse() char is an escape char");
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| 200 | // peek at the next char.
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| 201 | switch($this->pattern{$this->i}) {
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| 202 | case LOG4PHP_LOGGER_PATTERN_PARSER_ESCAPE_CHAR:
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| 203 | // LoggerLog::debug("LoggerPatternParser::parse() next char is an escape char");
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| 204 | $this->currentLiteral .= $c;
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| 205 | $this->i++; // move pointer
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| 206 | break;
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| 207 | case 'n':
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| 208 | // LoggerLog::debug("LoggerPatternParser::parse() next char is 'n'");
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| 209 | $this->currentLiteral .= LOG4PHP_LINE_SEP;
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| 210 | $this->i++; // move pointer
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| 211 | break;
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| 212 | default:
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| 213 | if(strlen($this->currentLiteral) != 0) {
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| 214 | $this->addToList(new LoggerLiteralPatternConverter($this->currentLiteral));
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| 215 | LoggerLog::debug("LoggerPatternParser::parse() Parsed LITERAL converter: \"{$this->currentLiteral}\".");
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| 216 | }
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| 217 | $this->currentLiteral = $c;
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| 218 | $this->state = LOG4PHP_LOGGER_PATTERN_PARSER_CONVERTER_STATE;
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| 219 | $this->formattingInfo->reset();
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| 220 | }
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| 221 | } else {
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| 222 | $this->currentLiteral .= $c;
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| 223 | }
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| 224 | break;
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| 225 | case LOG4PHP_LOGGER_PATTERN_PARSER_CONVERTER_STATE:
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| 226 | // LoggerLog::debug("LoggerPatternParser::parse() state is 'LOG4PHP_LOGGER_PATTERN_PARSER_CONVERTER_STATE'");
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| 227 | $this->currentLiteral .= $c;
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| 228 | switch($c) {
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| 229 | case '-':
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| 230 | $this->formattingInfo->leftAlign = true;
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| 231 | break;
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| 232 | case '.':
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| 233 | $this->state = LOG4PHP_LOGGER_PATTERN_PARSER_DOT_STATE;
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| 234 | break;
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| 235 | default:
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| 236 | if(ord($c) >= ord('0') and ord($c) <= ord('9')) {
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| 237 | $this->formattingInfo->min = ord($c) - ord('0');
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| 238 | $this->state = LOG4PHP_LOGGER_PATTERN_PARSER_MIN_STATE;
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| 239 | } else {
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| 240 | $this->finalizeConverter($c);
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| 241 | }
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| 242 | } // switch
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| 243 | break;
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| 244 | case LOG4PHP_LOGGER_PATTERN_PARSER_MIN_STATE:
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| 245 | // LoggerLog::debug("LoggerPatternParser::parse() state is 'LOG4PHP_LOGGER_PATTERN_PARSER_MIN_STATE'");
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| 246 | $this->currentLiteral .= $c;
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| 247 | if(ord($c) >= ord('0') and ord($c) <= ord('9')) {
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| 248 | $this->formattingInfo->min = ($this->formattingInfo->min * 10) + (ord(c) - ord('0'));
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| 249 | } elseif ($c == '.') {
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| 250 | $this->state = LOG4PHP_LOGGER_PATTERN_PARSER_DOT_STATE;
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| 251 | } else {
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| 252 | $this->finalizeConverter($c);
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| 253 | }
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| 254 | break;
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| 255 | case LOG4PHP_LOGGER_PATTERN_PARSER_DOT_STATE:
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| 256 | // LoggerLog::debug("LoggerPatternParser::parse() state is 'LOG4PHP_LOGGER_PATTERN_PARSER_DOT_STATE'");
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| 257 | $this->currentLiteral .= $c;
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| 258 | if(ord($c) >= ord('0') and ord($c) <= ord('9')) {
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| 259 | $this->formattingInfo->max = ord($c) - ord('0');
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| 260 | $this->state = LOG4PHP_LOGGER_PATTERN_PARSER_MAX_STATE;
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| 261 | } else {
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| 262 | LoggerLog::warn("LoggerPatternParser::parse() Error occured in position {$this->i}. Was expecting digit, instead got char \"{$c}\".");
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| 263 | $this->state = LOG4PHP_LOGGER_PATTERN_PARSER_LITERAL_STATE;
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| 264 | }
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| 265 | break;
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| 266 | case LOG4PHP_LOGGER_PATTERN_PARSER_MAX_STATE:
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| 267 | // LoggerLog::debug("LoggerPatternParser::parse() state is 'LOG4PHP_LOGGER_PATTERN_PARSER_MAX_STATE'");
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| 268 | $this->currentLiteral .= $c;
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| 269 | if(ord($c) >= ord('0') and ord($c) <= ord('9')) {
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| 270 | $this->formattingInfo->max = ($this->formattingInfo->max * 10) + (ord($c) - ord('0'));
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| 271 | } else {
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| 272 | $this->finalizeConverter($c);
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| 273 | $this->state = LOG4PHP_LOGGER_PATTERN_PARSER_LITERAL_STATE;
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| 274 | }
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| 275 | break;
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| 276 | } // switch
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| 277 | } // while
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| 278 | if(strlen($this->currentLiteral) != 0) {
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| 279 | $this->addToList(new LoggerLiteralPatternConverter($this->currentLiteral));
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| 280 | // LoggerLog::debug("LoggerPatternParser::parse() Parsed LITERAL converter: \"{$this->currentLiteral}\".");
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| 281 | }
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| 282 | return $this->head;
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| 283 | }
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| 284 |
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| 285 | function finalizeConverter($c)
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| 286 | {
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| 287 | LoggerLog::debug("LoggerPatternParser::finalizeConverter() with char '$c'");
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| 288 |
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| 289 | $pc = null;
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| 290 | switch($c) {
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| 291 | case 'c':
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| 292 | $pc = new LoggerCategoryPatternConverter($this->formattingInfo, $this->extractPrecisionOption());
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| 293 | LoggerLog::debug("LoggerPatternParser::finalizeConverter() CATEGORY converter.");
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| 294 | // $this->formattingInfo->dump();
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| 295 | $this->currentLiteral = '';
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| 296 | break;
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| 297 | case 'C':
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| 298 | $pc = new LoggerClassNamePatternConverter($this->formattingInfo, $this->extractPrecisionOption());
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| 299 | LoggerLog::debug("LoggerPatternParser::finalizeConverter() CLASSNAME converter.");
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| 300 | //$this->formattingInfo->dump();
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| 301 | $this->currentLiteral = '';
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| 302 | break;
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| 303 | case 'd':
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| 304 | $dateFormatStr = LOG4PHP_LOGGER_PATTERN_PARSER_DATE_FORMAT_ISO8601; // ISO8601_DATE_FORMAT;
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| 305 | $dOpt = $this->extractOption();
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| 306 |
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| 307 | if($dOpt !== null)
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| 308 | $dateFormatStr = $dOpt;
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| 309 |
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| 310 | if ($dateFormatStr == 'ISO8601') {
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| 311 | $df = LOG4PHP_LOGGER_PATTERN_PARSER_DATE_FORMAT_ISO8601;
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| 312 | } elseif($dateFormatStr == 'ABSOLUTE') {
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| 313 | $df = LOG4PHP_LOGGER_PATTERN_PARSER_DATE_FORMAT_ABSOLUTE;
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| 314 | } elseif($dateFormatStr == 'DATE') {
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| 315 | $df = LOG4PHP_LOGGER_PATTERN_PARSER_DATE_FORMAT_DATE;
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| 316 | } else {
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| 317 | $df = $dateFormatStr;
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| 318 | if ($df == null) {
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| 319 | $df = LOG4PHP_LOGGER_PATTERN_PARSER_DATE_FORMAT_ISO8601;
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| 320 | }
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| 321 | }
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| 322 | $pc = new LoggerDatePatternConverter($this->formattingInfo, $df);
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| 323 | $this->currentLiteral = '';
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| 324 | break;
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| 325 | case 'F':
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| 326 | $pc = new LoggerLocationPatternConverter($this->formattingInfo, LOG4PHP_LOGGER_PATTERN_PARSER_FILE_LOCATION_CONVERTER);
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| 327 | LoggerLog::debug("LoggerPatternParser::finalizeConverter() File name converter.");
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| 328 | //formattingInfo.dump();
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| 329 | $this->currentLiteral = '';
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| 330 | break;
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| 331 | case 'l':
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| 332 | $pc = new LoggerLocationPatternConverter($this->formattingInfo, LOG4PHP_LOGGER_PATTERN_PARSER_FULL_LOCATION_CONVERTER);
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| 333 | LoggerLog::debug("LoggerPatternParser::finalizeConverter() Location converter.");
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| 334 | //formattingInfo.dump();
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| 335 | $this->currentLiteral = '';
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| 336 | break;
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| 337 | case 'L':
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| 338 | $pc = new LoggerLocationPatternConverter($this->formattingInfo, LOG4PHP_LOGGER_PATTERN_PARSER_LINE_LOCATION_CONVERTER);
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| 339 | LoggerLog::debug("LoggerPatternParser::finalizeConverter() LINE NUMBER converter.");
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| 340 | //formattingInfo.dump();
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| 341 | $this->currentLiteral = '';
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| 342 | break;
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| 343 | case 'm':
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| 344 | $pc = new LoggerBasicPatternConverter($this->formattingInfo, LOG4PHP_LOGGER_PATTERN_PARSER_MESSAGE_CONVERTER);
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| 345 | LoggerLog::debug("LoggerPatternParser::finalizeConverter() MESSAGE converter.");
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| 346 | //formattingInfo.dump();
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| 347 | $this->currentLiteral = '';
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| 348 | break;
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| 349 | case 'M':
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| 350 | $pc = new LoggerLocationPatternConverter($this->formattingInfo, LOG4PHP_LOGGER_PATTERN_PARSER_METHOD_LOCATION_CONVERTER);
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| 351 | //LogLog.debug("METHOD converter.");
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| 352 | //formattingInfo.dump();
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| 353 | $this->currentLiteral = '';
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| 354 | break;
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| 355 | case 'p':
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| 356 | $pc = new LoggerBasicPatternConverter($this->formattingInfo, LOG4PHP_LOGGER_PATTERN_PARSER_LEVEL_CONVERTER);
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| 357 | //LogLog.debug("LEVEL converter.");
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| 358 | //formattingInfo.dump();
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| 359 | $this->currentLiteral = '';
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| 360 | break;
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| 361 | case 'r':
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| 362 | $pc = new LoggerBasicPatternConverter($this->formattingInfo, LOG4PHP_LOGGER_PATTERN_PARSER_RELATIVE_TIME_CONVERTER);
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| 363 | LoggerLog::debug("LoggerPatternParser::finalizeConverter() RELATIVE TIME converter.");
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| 364 | //formattingInfo.dump();
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| 365 | $this->currentLiteral = '';
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| 366 | break;
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| 367 | case 't':
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| 368 | $pc = new LoggerBasicPatternConverter($this->formattingInfo, LOG4PHP_LOGGER_PATTERN_PARSER_THREAD_CONVERTER);
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| 369 | LoggerLog::debug("LoggerPatternParser::finalizeConverter() THREAD converter.");
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| 370 | //formattingInfo.dump();
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| 371 | $this->currentLiteral = '';
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| 372 | break;
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| 373 | case 'u':
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| 374 | if($this->i < $this->patternLength) {
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| 375 | $cNext = $this->pattern{$this->i};
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| 376 | if(ord($cNext) >= ord('0') and ord($cNext) <= ord('9')) {
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| 377 | $pc = new LoggerUserFieldPatternConverter($this->formattingInfo, (string)(ord($cNext) - ord('0')));
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| 378 | LoggerLog::debug("LoggerPatternParser::finalizeConverter() USER converter [{$cNext}].");
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| 379 | // formattingInfo.dump();
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| 380 | $this->currentLiteral = '';
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| 381 | $this->i++;
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| 382 | } else {
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| 383 | LoggerLog::warn("LoggerPatternParser::finalizeConverter() Unexpected char '{$cNext}' at position {$this->i}.");
|
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| 384 | }
|
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| 385 | }
|
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| 386 | break;
|
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| 387 | case 'x':
|
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| 388 | $pc = new LoggerBasicPatternConverter($this->formattingInfo, LOG4PHP_LOGGER_PATTERN_PARSER_NDC_CONVERTER);
|
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| 389 | LoggerLog::debug("LoggerPatternParser::finalizeConverter() NDC converter.");
|
---|
| 390 | $this->currentLiteral = '';
|
---|
| 391 | break;
|
---|
| 392 |
|
---|
| 393 | case 'X':
|
---|
| 394 | $xOpt = $this->extractOption();
|
---|
| 395 | $pc = new LoggerMDCPatternConverter($this->formattingInfo, $xOpt);
|
---|
| 396 | LoggerLog::debug("LoggerPatternParser::finalizeConverter() MDC converter.");
|
---|
| 397 | $this->currentLiteral = '';
|
---|
| 398 | break;
|
---|
| 399 | default:
|
---|
| 400 | LoggerLog::warn("LoggerPatternParser::finalizeConverter() Unexpected char [$c] at position {$this->i} in conversion pattern.");
|
---|
| 401 | $pc = new LoggerLiteralPatternConverter($this->currentLiteral);
|
---|
| 402 | $this->currentLiteral = '';
|
---|
| 403 | }
|
---|
| 404 | $this->addConverter($pc);
|
---|
| 405 | }
|
---|
| 406 |
|
---|
| 407 | function addConverter($pc)
|
---|
| 408 | {
|
---|
| 409 | $this->currentLiteral = '';
|
---|
| 410 | // Add the pattern converter to the list.
|
---|
| 411 | $this->addToList($pc);
|
---|
| 412 | // Next pattern is assumed to be a literal.
|
---|
| 413 | $this->state = LOG4PHP_LOGGER_PATTERN_PARSER_LITERAL_STATE;
|
---|
| 414 | // Reset formatting info
|
---|
| 415 | $this->formattingInfo->reset();
|
---|
| 416 | }
|
---|
| 417 | }
|
---|
| 418 |
|
---|
| 419 | ?> |
---|