source: branches/comu-ver2/data/module/log4php/php5/log4php/appenders/LoggerAppenderConsole.php @ 18220

Revision 18220, 3.4 KB checked in by yokkuns, 11 years ago (diff)

#149 ロガークラス作成

Line 
1<?php
2/**
3 * Licensed to the Apache Software Foundation (ASF) under one or more
4 * contributor license agreements.  See the NOTICE file distributed with
5 * this work for additional information regarding copyright ownership.
6 * The ASF licenses this file to You under the Apache License, Version 2.0
7 * (the "License"); you may not use this file except in compliance with
8 * the License.  You may obtain a copy of the License at
9 *
10 *     http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 *
18 *
19 * @package log4php
20 * @subpackage appenders
21 */
22
23/** @ignore */
24if (!defined('LOG4PHP_DIR')) define('LOG4PHP_DIR', dirname(__FILE__) . '/..');
25 
26/**
27 */
28require_once(LOG4PHP_DIR . '/LoggerAppenderSkeleton.php');
29require_once(LOG4PHP_DIR . '/LoggerLog.php');
30
31
32/**
33 * ConsoleAppender appends log events to STDOUT or STDERR using a layout specified by the user.
34 *
35 * <p>Optional parameter is {@link $target}. The default target is Stdout.</p>
36 * <p><b>Note</b>: Use this Appender with command-line php scripts.
37 * On web scripts this appender has no effects.</p>
38 * <p>This appender requires a layout.</p> 
39 *
40 * @author  Marco Vassura
41 * @author Knut Urdalen <knut.urdalen@gmail.com>
42 * @version $Revision: 635069 $
43 * @package log4php
44 * @subpackage appender
45 */
46class LoggerAppenderConsole extends LoggerAppenderSkeleton {
47
48    const STDOUT = 'php://stdout';
49    const STDERR = 'php://stderr';
50
51    /**
52     * Can be 'php://stdout' or 'php://stderr'. But it's better to use keywords <b>STDOUT</b> and <b>STDERR</b> (case insensitive).
53     * Default is STDOUT
54     * @var string   
55     */
56    protected $target = 'php://stdout';
57   
58    /**
59     * @var boolean
60     * @access private     
61     */
62    protected $requiresLayout = true;
63
64    /**
65     * @var mixed the resource used to open stdout/stderr
66     * @access private     
67     */
68    protected $fp = false;
69
70    /**
71     * Set console target.
72     * @param mixed $value a constant or a string
73     */
74    public function setTarget($value) {
75        $v = trim($value);
76        if ($v == self::STDOUT || strtoupper($v) == 'STDOUT') {
77            $this->target = self::STDOUT;
78        } elseif ($v == self::STDERR || strtoupper($v) == 'STDERR') {
79            $target = self::STDERR;
80        } else {
81            LoggerLog::debug("Invalid target. Using '".self::STDOUT."' by default.");       
82        }
83    }
84
85    public function getTarget() {
86        return $this->target;
87    }
88
89    public function activateOptions() {
90        $this->fp = fopen($this->getTarget(), 'w');
91        if($this->fp !== false && $this->layout !== null) {
92            fwrite($this->fp, $this->layout->getHeader());
93        }
94        $this->closed = (bool)($this->fp === false);
95    }
96   
97    /**
98     * @see LoggerAppender::close()
99     */
100    public function close() {
101        if ($this->fp && $this->layout !== null) {
102            fwrite($this->fp, $this->layout->getFooter());
103                        fclose($this->fp);
104        }       
105        $this->closed = true;
106    }
107
108    protected function append($event) {
109        if ($this->fp && $this->layout !== null) {
110            fwrite($this->fp, $this->layout->format($event));
111        }
112    }
113}
114
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