代码修改
This commit is contained in:
@@ -1152,222 +1152,157 @@ class ArticleParserService
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];
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}
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/**
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* 核心解码方法(无静态缓存,高性能版)
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* 核心解码方法
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* @param string $str 待解码字符串
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* @param int $maxDepth 最大解析深度
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* @return string
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*/
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private function fullDecode(?string $str, int $maxDepth = 2){
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// 空值/无效深度/纯空格,直接返回(严谨前置判断,避免无效运算)
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if ($str === null || trim((string)$str) === '' || $maxDepth <= 0) {
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return $str === null ? '' : trim((string)$str);
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}
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// 确保输入是字符串(兼容非字符串输入场景)
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$str = (string)$str;
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// 前置Unicode解码(避免转义字符干扰后续匹配)
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$str = $this->decodeUnicode($str);
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// ========== 预编译正则(优化匹配精度、避免歧义,仅编译一次) ==========
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$regexps = [
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// 专属场景正则:优化空格匹配(任意空白字符)+ 问号转义(避免正则歧义)
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'ob0' => '/0B\s*\\?0/', // 匹配 0B?0、0B ?0 等场景
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'dl18' => '/DL\s*\\?\.18/', // 精准匹配 DL?.18(避免误匹配 DL?x.18)
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// 通用场景正则:问号转义,确保仅匹配字面问号
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'qMarkNum' => '/\\?(\d+)/', // 匹配 ?123、?45 等(问号转义)
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'qMarkDotNum' => '/\\?(\.\d+)/', // 匹配 ?.18、?.25 等(问号转义)
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// ≤、≠空格修复:支持任意空白字符(含全角空格)
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'neNum' => '/≠\s*(\d+)/u',
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'leNum' => '/≤\s*(\d+)/u',
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// 混合符号乱码:用非捕获组减少开销,优化分组逻辑
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'mixSymbol' => '/\\?\s*(?:、|,)\s*\\?\s*(?:、|,)\s*\\?(\d+)/u',
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// ≤、≠专属标识:支持大小写不敏感(覆盖 LE/le/NE/ne)
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'leNeMark' => '/(LE|NE)\s*\\?(\d+)/i',
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// Unicode转义:支持 \u/\U 前缀,覆盖更多转义格式
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'unicode' => '/\\\\[uU]([0-9a-fA-F]{4})/',
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// Word二进制乱码:优化正则结构(非捕获组),避免重复分组
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'wordBin' => '/(?:\\xE2\\x89\\x86|\\xE2\s*0x89\s*0x86|e28986|\\xE2\\x89\\x87|\\xE2\s*0x89\s*0x87|e28987|\\xE2\\x89\\x80|\\xE2\s*0x89\s*0x80|e28980)/i',
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// Word XML实体异常:优化匹配(支持无分号、空格间隔)
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'wordEntity' => '/&#\s*(?:x|X)?\s*(2264|2265|2260)\s*;?/i',
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// 不可见控制字符:添加UTF-8修饰符,避免匹配多字节字符异常
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'controlChar' => '/[\x00-\x1F\x7F]/u',
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// 重复符号去重:用反向引用优化,匹配更高效(支持≤≥≠)
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'repeatSymbol' => '/(≤|≥|≠)\1+/u',
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// GBK编码乱码:优化正则(无冗余分组),确保匹配原生字节
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'gbkSymbol' => '/\xA1\xF2|\xA1\xF3|\xA1\xF0/'
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];
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// ========== 预定义替换映射(扩展场景、去冗余、修复转义问题) ==========
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$maps = [
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// HTML实体映射:补充更多Word常见实体,覆盖不完整实体场景
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'htmlEntity' => [
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'≤' => '≤', '≤' => '≤', '≤' => '≤', '≤' => '≤',
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'≥' => '≥', '≥' => '≥', '≥' => '≥', '≥' => '≥',
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'≠' => '≠', '≠' => '≠', '≠' => '≠', '≠' => '≠',
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'&le' => '≤', '&ge' => '≥', '&ne' => '≠', // 无分号实体
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'ࣘ' => '≤', 'ࣙ' => '≥', 'ࣔ' => '≠', // 无分号数字实体
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'≤' => '≤', '≥' => '≥', '≠' => '≠', // 无分号十六进制实体
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'<' => '≤', '>' => '≥', // 业务专属映射(保留)
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],
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// 空格替换数组:补充Word中常见的特殊空格,覆盖更多场景
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'nbsp' => [
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chr(0xC2) . chr(0xA0), // UTF-8不间断空格( )
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chr(0xA0), // 拉丁1不间断空格
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' ', // 全角空格(U+3000)
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chr(0x2002), // 半角空格(U+2002)
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chr(0x2003), // 全角空格(U+2003)
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chr(0x2004), // 三分之一全角空格(U+2004)
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chr(0x2005), // 四分之一全角空格(U+2005)
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chr(0x202F), // 窄无中断空格(U+202F,Word常用)
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],
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// 二进制乱码映射:统一键名格式(去除空格),避免重复匹配
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'wordBin' => [
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'e28986' => '≤',
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'\xe2\x89\x86' => '≤',
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'\xe20x890x86' => '≤', // 去除空格后的统一键名
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'e28987' => '≥',
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'\xe2\x89\x87' => '≥',
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'\xe20x890x87' => '≥',
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'e28980' => '≠',
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'\xe2\x89\x80' => '≠',
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'\xe20x890x80' => '≠',
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],
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// XML实体编码映射:保持简洁,仅映射核心数字
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'wordEntity' => [
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'2264' => '≤',
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'2265' => '≥',
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'2260' => '≠',
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],
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// GBK编码映射:修复转义问题(用双引号包裹原生字节,避免匹配失败)
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'gbkSymbol' => [
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"\xA1\xF2" => '≤', // 原生GBK字节,无需转义(双引号关键)
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"\xA1\xF3" => '≥',
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"\xA1\xF0" => '≠',
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],
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];
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// 预定义回调函数(仅创建一次,提升性能,增加容错)
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$unicodeCallback = function ($m) {
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$code = hexdec($m[1]);
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// 容错:十六进制转换失败/无效Unicode码点,返回原始值
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return ($code >= 0x20 && $code <= 0x10FFFF) ? mb_chr($code, 'UTF-8') : $m[0];
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};
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$depth = 0;
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$hasChange = false;
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$currentStr = $str;
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// 循环解码:仅在有变化且未达最大深度时执行(避免无限循环)
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do {
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$depth++;
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$hasChange = false;
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$prevStr = $currentStr;
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// ========== 前置处理(惰性执行,仅在需要时触发) ==========
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// 1. 过滤不可见控制字符(仅当包含时执行)
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if (preg_match($regexps['controlChar'], $currentStr)) {
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$currentStr = preg_replace($regexps['controlChar'], '', $currentStr);
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private function fullDecode($str = '', int $maxDepth = 2){
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try {
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if ($str === null || trim((string)$str) === '' || $maxDepth <= 0) {
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return $str === null ? '' : trim((string)$str);
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}
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// 2. 编码校正(非UTF-8时才转换,增加容错机制)
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if (!mb_check_encoding($currentStr, 'UTF-8')) {
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$converted = mb_convert_encoding(
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$currentStr,
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'UTF-8',
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'GBK,GB2312,ISO-8859-1,CP1252' // 补充CP1252(Windows西文编码)
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$str = (string)$str;
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// Unicode解码
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if (method_exists($this, 'decodeUnicode')) {
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$str = $this->decodeUnicode($str);
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} else {
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$str = preg_replace_callback(
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'/\\\\[uU]([0-9a-fA-F]{4})/',
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function ($m) {
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$code = hexdec($m[1]);
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return ($code >= 0x20 && $code <= 0x10FFFF) ? mb_chr($code, 'UTF-8') : $m[0];
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},
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$str
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);
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// 容错:转换失败时保留原文本,避免乱码加剧
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$currentStr = mb_check_encoding($converted, 'UTF-8') ? $converted : $currentStr;
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}
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// ========== 核心解码逻辑(按优先级执行,避免冲突) ==========
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// 1. Unicode转义解码(优先处理,避免转义字符干扰后续匹配)
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$currentStr = preg_replace_callback($regexps['unicode'], $unicodeCallback, $currentStr);
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// 预编译正则
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$regexps = [
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'ob0' => '/0B\s*\\?0/',
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'dl18' => '/DL\s*\\?\.18/',
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'qMarkNum' => '/\\?(\d+)/',
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'qMarkDotNum' => '/\\?(\.\d+)/',
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'neNum' => '/≠\s*(\d+)/u',
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'leNum' => '/≤\s*(\d+)/u',
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'mixSymbol' => '/\\?\s*(?:、|,)\s*\\?\s*(?:、|,)\s*\\?(\d+)/u',
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'leNeMark' => '/(LE|NE)\s*\\?(\d+)/i',
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'unicode' => '/\\\\[uU]([0-9a-fA-F]{4})/',
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'wordBin' => '/(?:\\xE2\\x89\\x86|\\xE2\s*0x89\s*0x86|e28986|\\xE2\\x89\\x87|\\xE2\s*0x89\s*0x87|e28987|\\xE2\\x89\\x80|\\xE2\s*0x89\s*0x80|e28980)/i',
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'wordEntity' => '/&#\s*(?:x|X)?\s*(2264|2265|2260)\s*;?/i',
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'repeatSymbol' => '/(≤|≥|≠)\1+/u',
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'gbkSymbol' => '/\xA1\xF2|\xA1\xF3|\xA1\xF0/'
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];
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// 2. HTML实体替换(先精准映射,再解码剩余实体)
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// 预定义替换映射
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$maps = [
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'htmlEntity' => [
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'≤' => '≤', '≤' => '≤', '≤' => '≤', '≤' => '≤',
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'≥' => '≥', '≥' => '≥', '≥' => '≥', '≥' => '≥',
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'≠' => '≠', '≠' => '≠', '≠' => '≠', '≠' => '≠',
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'&le' => '≤', '&ge' => '≥', '&ne' => '≠',
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'ࣘ' => '≤', 'ࣙ' => '≥', 'ࣔ' => '≠',
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'≤' => '≤', '≥' => '≥', '≠' => '≠',
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'<' => '≤', '>' => '≥',
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],
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'wordBin' => [
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"\xE2\x89\x86" => '≤', "\xE2\x89\x87" => '≥', "\xE2\x89\x80" => '≠',
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"\xe2\x89\x86" => '≤', "\xe2\x89\x87" => '≥', "\xe2\x89\x80" => '≠',
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'e28986' => '≤', '\xe2\x89\x86' => '≤', '\xe20x890x86' => '≤',
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'e28987' => '≥', '\xe2\x89\x87' => '≥', '\xe20x890x87' => '≥',
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'e28980' => '≠', '\xe2\x89\x80' => '≠', '\xe20x890x80' => '≠',
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],
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'wordEntity' => ['2264' => '≤', '2265' => '≥', '2260' => '≠'],
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'gbkSymbol' => ["\xA1\xF2" => '≤', "\xA1\xF3" => '≥', "\xA1\xF0" => '≠'],
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];
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$unicodeCallback = function ($m) {
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$code = hexdec($m[1]);
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return ($code >= 0x20 && $code <= 0x10FFFF) ? mb_chr($code, 'UTF-8') : $m[0];
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};
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$depth = 0;
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$hasChange = false;
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$currentStr = $str;
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// 循环解码
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do {
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$depth++;
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$hasChange = false;
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$prevStr = $currentStr;
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// Unicode转义解码
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$currentStr = preg_replace_callback($regexps['unicode'], $unicodeCallback, $currentStr);
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//HTML实体替换
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$currentStr = strtr($currentStr, $maps['htmlEntity']);
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$currentStr = html_entity_decode(
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$currentStr,
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ENT_QUOTES | ENT_HTML5 | ENT_SUBSTITUTE,
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'UTF-8'
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);
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// Word特殊符号乱码修复
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if (preg_match($regexps['wordBin'], $currentStr)) {
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$tempStr = str_replace(' ', '', $currentStr);
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$currentStr = str_ireplace(array_keys($maps['wordBin']), $maps['wordBin'], $tempStr);
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}
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if (preg_match($regexps['wordEntity'], $currentStr)) {
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$currentStr = preg_replace_callback(
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$regexps['wordEntity'],
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function ($m) use ($maps) {
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return $maps['wordEntity'][$m[1]] ?? $m[0];
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},
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$currentStr
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);
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}
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if (preg_match($regexps['gbkSymbol'], $currentStr)) {
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$currentStr = strtr($currentStr, $maps['gbkSymbol']);
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}
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if (preg_match($regexps['repeatSymbol'], $currentStr)) {
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$currentStr = preg_replace($regexps['repeatSymbol'], '$1', $currentStr);
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}
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//业务场景专属替换
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if (preg_match($regexps['neNum'], $currentStr)) {
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$currentStr = preg_replace($regexps['neNum'], '≠$1', $currentStr);
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}
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if (preg_match($regexps['leNum'], $currentStr)) {
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$currentStr = preg_replace($regexps['leNum'], '≤$1', $currentStr);
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}
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if (preg_match($regexps['qMarkNum'], $currentStr)) {
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$currentStr = preg_replace($regexps['qMarkNum'], '≥$1', $currentStr);
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}
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if (preg_match($regexps['qMarkDotNum'], $currentStr)) {
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$currentStr = preg_replace($regexps['qMarkDotNum'], '≥0$1', $currentStr);
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}
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if (preg_match($regexps['mixSymbol'], $currentStr)) {
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$currentStr = preg_replace($regexps['mixSymbol'], '≤≥≠$1', $currentStr);
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}
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if (preg_match($regexps['leNeMark'], $currentStr)) {
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$currentStr = preg_replace_callback(
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$regexps['leNeMark'],
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function ($m) {
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return strtoupper($m[1]) === 'LE' ? '≤' . $m[2] : '≠' . $m[2];
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},
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$currentStr
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);
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}
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$hasChange = ($currentStr !== $prevStr);
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} while ($depth < $maxDepth && $hasChange);
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// 最终清理
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$currentStr = trim($currentStr, ':');
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$currentStr = strtr($currentStr, $maps['htmlEntity']);
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$currentStr = html_entity_decode(
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$currentStr,
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ENT_QUOTES | ENT_HTML5 | ENT_SUBSTITUTE,
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'UTF-8'
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);
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// 3. 统一所有空格为普通空格(避免空格类型导致的匹配失败)
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$currentStr = str_replace($maps['nbsp'], ' ', $currentStr);
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return $currentStr;
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// ========== Word特殊符号乱码修复(惰性执行,优化效率) ==========
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// 1. 二进制乱码还原(先去除空格统一格式,再匹配)
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if (preg_match($regexps['wordBin'], $currentStr)) {
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$tempStr = str_replace(' ', '', $currentStr); // 去除所有空格,统一键名格式
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$currentStr = str_ireplace(array_keys($maps['wordBin']), $maps['wordBin'], $tempStr);
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}
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// 2. XML实体异常修复
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if (preg_match($regexps['wordEntity'], $currentStr)) {
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$currentStr = preg_replace_callback($regexps['wordEntity'], function ($m) use ($maps) {
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return $maps['wordEntity'][$m[1]] ?? $m[0];
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}, $currentStr);
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}
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// 3. GBK编码乱码修复(用strtr替代preg_replace_callback,效率更高)
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if (preg_match($regexps['gbkSymbol'], $currentStr)) {
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$currentStr = strtr($currentStr, $maps['gbkSymbol']);
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}
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// 4. 重复符号去重(用preg_replace简化,无需回调)
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if (preg_match($regexps['repeatSymbol'], $currentStr)) {
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$currentStr = preg_replace($regexps['repeatSymbol'], '$1', $currentStr);
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}
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// ========== 业务场景专属替换(惰性执行,精准匹配) ==========
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// 1. 专属场景替换(0B?0 → 0B≥30,DL?.18 → DL≥0.18)
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if (strpos($currentStr, '0B') !== false) {
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$currentStr = preg_replace($regexps['ob0'], '0B≥30', $currentStr);
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}
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if (strpos($currentStr, 'DL') !== false) {
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$currentStr = preg_replace($regexps['dl18'], 'DL≥0.18', $currentStr);
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}
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// 2. ≤、≠空格修复(去除符号与数字间的空格)
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if (preg_match($regexps['neNum'], $currentStr)) {
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$currentStr = preg_replace($regexps['neNum'], '≠$1', $currentStr);
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}
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if (preg_match($regexps['leNum'], $currentStr)) {
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$currentStr = preg_replace($regexps['leNum'], '≤$1', $currentStr);
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}
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// 3. 通用场景替换(问号 → ≥)
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if (preg_match($regexps['qMarkNum'], $currentStr)) {
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$currentStr = preg_replace($regexps['qMarkNum'], '≥$1', $currentStr);
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}
|
||||
if (preg_match($regexps['qMarkDotNum'], $currentStr)) {
|
||||
$currentStr = preg_replace($regexps['qMarkDotNum'], '≥0$1', $currentStr);
|
||||
}
|
||||
|
||||
// 4. 混合符号乱码还原(?、,?、,?123 → ≤≥≠123)
|
||||
if (preg_match($regexps['mixSymbol'], $currentStr)) {
|
||||
$currentStr = preg_replace($regexps['mixSymbol'], '≤≥≠$1', $currentStr);
|
||||
}
|
||||
|
||||
// 5. ≤、≠专属标识还原(LE?123 → ≤123,NE?456 → ≠456)
|
||||
if (preg_match($regexps['leNeMark'], $currentStr)) {
|
||||
$currentStr = preg_replace_callback($regexps['leNeMark'], function ($m) {
|
||||
return strtoupper($m[1]) === 'LE' ? '≤' . $m[2] : '≠' . $m[2];
|
||||
}, $currentStr);
|
||||
}
|
||||
|
||||
// 6. 移除冗余代码(原代码"d with "替换无意义,直接删除)
|
||||
|
||||
// ========== 变化判断(简化逻辑,避免无效计数) ==========
|
||||
$hasChange = ($currentStr !== $prevStr);
|
||||
|
||||
} while ($depth < $maxDepth && $hasChange);
|
||||
|
||||
// 最终清理(去除首尾冒号+二次实体替换,确保无遗漏)
|
||||
$currentStr = trim($currentStr, ':');
|
||||
$currentStr = strtr($currentStr, $maps['htmlEntity']);
|
||||
|
||||
return $currentStr;
|
||||
} catch (\Throwable $e) {
|
||||
return trim((string)$str);
|
||||
}
|
||||
}
|
||||
|
||||
// private function fullDecode($str, $maxDepth = 5) {
|
||||
|
||||
Reference in New Issue
Block a user