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92 lines
3 KiB
PHP
92 lines
3 KiB
PHP
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<?php
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/**
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* Simple log line aggregator.
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*
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* @author A. Grandt <php@grandt.com>
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* @copyright 2012-2013 A. Grandt
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* @license GNU LGPL, Attribution required for commercial implementations, requested for everything else.
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* @version 1.00
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*/
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class Logger {
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const VERSION = 1.00;
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private $log = "";
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private $tStart;
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private $tLast;
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private $name = NULL;
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private $isLogging = FALSE;
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private $isDebugging = FALSE;
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/**
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* Class constructor.
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*
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* @return void
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*/
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function __construct($name = NULL, $isLogging = FALSE) {
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if ($name === NULL) {
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$this->name = "";
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} else {
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$this->name = $name . " : ";
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}
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$this->isLogging = $isLogging;
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$this->start();
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}
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/**
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* Class destructor
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*
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* @return void
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* @TODO make sure elements in the destructor match the current class elements
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*/
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function __destruct() {
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unset($this->log);
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}
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function start() {
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/* Prepare Logging. Just in case it's used. later */
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if ($this->isLogging) {
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$this->tStart = gettimeofday();
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$this->tLast = $this->tStart;
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$this->log = "<h1>Log: " . $this->name . "</h1>\n<pre>Started: " . gmdate("D, d M Y H:i:s T", $this->tStart['sec']) . "\n Δ Start ; Δ Last ;";
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$this->logLine("Start");
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}
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}
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function dumpInstalledModules() {
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if ($this->isLogging) {
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$isCurlInstalled = extension_loaded('curl') && function_exists('curl_version');
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$isGdInstalled = extension_loaded('gd') && function_exists('gd_info');
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$isExifInstalled = extension_loaded('exif') && function_exists('exif_imagetype');
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$isFileGetContentsInstalled = function_exists('file_get_contents');
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$isFileGetContentsExtInstalled = $isFileGetContentsInstalled && ini_get('allow_url_fopen');
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$this->logLine("isCurlInstalled...............: " . ($isCurlInstalled ? "Yes" : "No"));
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$this->logLine("isGdInstalled.................: " . ($isGdInstalled ? "Yes" : "No"));
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$this->logLine("isExifInstalled...............: " . ($isExifInstalled ? "Yes" : "No"));
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$this->logLine("isFileGetContentsInstalled....: " . ($isFileGetContentsInstalled ? "Yes" : "No"));
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$this->logLine("isFileGetContentsExtInstalled.: " . ($isFileGetContentsExtInstalled ? "Yes" : "No"));
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}
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}
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function logLine($line) {
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if ($this->isLogging) {
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$tTemp = gettimeofday();
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$tS = $this->tStart['sec'] + (((int)($this->tStart['usec']/100))/10000);
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$tL = $this->tLast['sec'] + (((int)($this->tLast['usec']/100))/10000);
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$tT = $tTemp['sec'] + (((int)($tTemp['usec']/100))/10000);
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$logline = sprintf("\n+%08.04f; +%08.04f; ", ($tT-$tS), ($tT-$tL)) . $this->name . $line;
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$this->log .= $logline;
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$this->tLast = $tTemp;
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if ($this->isDebugging) {
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echo "<pre>" . $logline . "\n</pre>\n";
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}
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}
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}
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function getLog() {
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return $this->log;
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}
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}
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?>
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