253 lines
7.0 KiB
PHP
253 lines
7.0 KiB
PHP
<?php
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namespace top\library\exception;
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use Throwable;
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class BaseException extends \Exception {
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public function __construct($message = "", $code = 0, Throwable $previous = null, $file = '', $line = '') {
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if ($file)
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$this->file = $file;
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if ($line) {
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$this->line = $line;
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}
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parent::__construct($message, $code, $previous);
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}
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public function syntaxHighlight($code) {
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$code = preg_replace('/"(.*?)"/U', '"<span style="color: #007F00">$1</span>"', $code);
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$code = preg_replace('/(\s)\b(.*?)((\b|\s)\()/U', '$1<span style="color: #aa0">$2</span>$3', $code);
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$code = preg_replace('/(class)(.+)\s/', '<span style="color: #aa0;">$0</span>', $code);
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$code = preg_replace('/(\/\/)(.+)\s/', '<span style="color: #ccc;">$0</span>', $code);
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$code = preg_replace('/(\/\*.*?\*\/)/s', '<span style="color: #ccc;">$0</span>', $code);
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$code = preg_replace('/(\[|\{|\}|\])/', '<strong>$1</strong>', $code);
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$code = preg_replace('/(\(|\)|\->|\=>)/', '<span style="color: #9c9c9c;">$1</span>', $code);
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$code = preg_replace('/(\$[a-zA-Z0-9_]+)/', '<span style="color: #ff5500">$1</span>', $code);
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$code = preg_replace('/\b(print|echo|new|function|return|true|false|namespace|use|class|extends|implements)\b/', '<span style="color: #86bbf1">$1</span>', $code);
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return $code;
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}
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/**
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* @param $filename
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* @param $line
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* @return string
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*/
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private function readErrorFile($filename, $line) {
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$file = file($filename);
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$totalLine = count($file);
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$offset = 10;
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$offsetStart = $line - $offset;
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$offsetEnd = $line + $offset;
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$start = ($offsetStart <= 0) ? 2 : $offsetStart;
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$end = ($offsetEnd > $totalLine) ? $totalLine : $offsetEnd;
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$content = '';
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for ($i = $start; $i <= $end; $i++) {
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$content .= '<a ' . ($i == $line ? 'class="errLine"' : '') . '><span class="lineDetail"><b>' . $i . '</b>';
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$content .= $this->syntaxHighlight(htmlspecialchars($file[$i - 1])) . '</span></a>';
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}
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return '<pre>' . $content . '</pre>';
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}
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/**
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* @param \Exception|null $exception
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*/
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public function handler($exception = null) {
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if (DEBUG) {
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$message = htmlspecialchars($exception->getMessage());
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$file = $exception->getFile();
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$line = $exception->getLine();
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$trace = $exception->getTraceAsString();
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$content = '<div class="codeblock">' . $this->readErrorFile($file, $line) . '</div>';
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$detail = '<div class="errorFileInfo word_wrap">位于 ' . $file . ' 第 ' . $line . ' 行</div>';
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$detail .= $content . '<div class="traceblock"><a id="showTrace" href="javascript:;">查看Trace信息</a>';
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$detail .= '<div id="traceDetail" style="display: none;"><pre class="word_wrap">' . $trace . '</pre></div></div>';
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} else {
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$message = '系统错误，请稍后重试。';
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$detail = '<span>请打开调试模式以查看详细信息。</span>';
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}
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$message = $this->translateMessage($message);
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$content = <<<EOF
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<!DOCTYPE html>
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<html lang="zh">
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<head>
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<meta charset="UTF-8" />
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<meta content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0" name="viewport" />
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<meta http-equiv="X-UA-Compatible" content="ie=edge" />
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<title>系统错误</title>
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<script src="/resource/jquery.min.js"></script>
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</head>
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<body>
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<style>
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body,
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h1,
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h2,
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h3,
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h4,
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h5,
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h6,
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hr,
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p,
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blockquote,
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dl,
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dt,
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dd,
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ul,
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ol,
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li,
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pre,
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form,
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fieldset,
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legend,
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button,
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input,
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select,
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textarea,
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th,
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td {
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margin: 0;
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padding: 0
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}
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* {
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font-family: "Courier New";
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font-weight: bold;
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/*font-family: "Droid Sans Mono";*/
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-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
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}
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a {
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text-decoration: none;
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}
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ul {
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list-style: none;
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}
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body {
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background: #eeeeee;
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}
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#showTrace {
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color: #9c9c9c;
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line-height: 25px;
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}
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.word_wrap {
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white-space: pre-wrap!important;
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word-wrap: break-word!important;
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*white-space:normal!important;
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}
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.msg_box {
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width: 82%;
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height: auto;
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margin: 20px auto;
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background: #ffffff;
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padding: 15px;
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color: #9c9c9c;
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font-size: 12px;
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}
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.msg_box .mainMessage {
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color: #666666;
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font-size: 14px;
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}
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.msg_box .detail {
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margin-top: 10px;
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}
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.detail .codeblock {
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width: 100%;
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height: auto;
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font-size: 12px;
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margin: 10px auto;
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border-radius: 5px;
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border: 1px solid #EEEEEE;
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overflow-x: scroll;
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}
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.detail .codeblock .errLine {
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background: #f7e6e6 !important;
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}
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.detail .codeblock a {
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display: block;
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width: 100%;
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height: 22px;
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color: #9c9c9c;
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line-height: 22px;
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}
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.detail .codeblock a:hover{
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background: #fbfbfb;
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}
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.detail .codeblock b {
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display: inline-block;
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width: 45px;
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height: auto;
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text-align: center;
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margin-right: 5px;
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border-right: 1px solid #EEEEEE;
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}
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.detail .errorFileInfo {
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width: 100%;
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line-height: 20px;
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}
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.detail .traceblock {
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width: 100%;
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height: auto;
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line-height: 16px;
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}
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.detail .traceblock pre {
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margin-top: 5px;
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}
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.version {
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width: 100%;
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height: 22px;
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color: #b9b9b9;
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font-size: 12px;
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text-align: center;
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line-height: 22px;
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margin: 0 auto;
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padding-bottom: 20px;
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}
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</style>
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<div class="msg_box">
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<p class="mainMessage">{$message}</p>
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<div class="detail">
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{$detail}
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</div>
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</div>
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<div class="version">TOP-framework</div>
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<script>
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$(function() {
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var cb = $('.codeblock').width();
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var d = $('.lineDetail');
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var v = 0;
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for(var i = 0; i < d.length; i++) {
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if ($(d[i]).width() > v) {
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v = $(d[i]).width();
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}
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}
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if (v < cb) {
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$('.codeblock').css({
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'overflow-x': 'auto'
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});
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} else {
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$('.codeblock').find('a').css({
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'width': v + 'px'
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});
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}
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});
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$('#showTrace').click(function() {
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$('#traceDetail').toggle();
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var s = (($('#traceDetail').css('display') == 'block') ? '隐藏' : '查看') + 'Trace信息';
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$(this).html(s);
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});
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</script>
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</body>
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</html>
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EOF;
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header("HTTP/1.1 404 Not Found");
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echo $content;
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exit;
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}
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public function translateMessage($message) {
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$message = str_ireplace(
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['Undefined variable', 'Undefined offset', 'Undefined index', 'syntax error,', 'Use of undefined constant'],
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['未定义变量', '未定义数组下标', '未定义数组索引', '语法错误:', '使用未定义常量:'],
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$message
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);
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return $message;
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}
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} |