764 lines
33 KiB
PHP
764 lines
33 KiB
PHP
<?php
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namespace app\common;
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use PhpOffice\PhpWord\IOFactory;
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use think\Exception;
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use ZipArchive;
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use RecursiveIteratorIterator;
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use RecursiveDirectoryIterator;
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use PhpOffice\PhpWord\Settings;
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use PhpOffice\PhpWord\Element\TextRun;
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use DOMDocument;
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use DOMXPath;
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// use BadMethodCallException;
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class ArticleParserService
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{
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private $phpWord;
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private $sections;
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public function __construct($filePath = '')
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{
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if (!file_exists($filePath)) {
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throw new Exception("文档不存在：{$filePath}");
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}
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try {
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// 关键配置：关闭“仅读数据”，保留完整节结构
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$reader = IOFactory::createReader();
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$reader->setReadDataOnly(false);
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Settings::setCompatibility(false);
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Settings::setOutputEscapingEnabled(true); // 避免XML转义冲突
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$doc = $reader->load($filePath);
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$sectionCount = count($doc->getSections());
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// $this->log("✅ 文档直接加载成功，节数量：{$sectionCount}");
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$this->phpWord = $reader->load($filePath);
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$this->sections = $this->phpWord->getSections();
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} catch (\Exception $e) {
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return json(['status' => 'error', 'msg' => $e->getMessage()]);
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}
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}
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// 上传并解析文档的入口方法
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public static function uploadAndParse($sFileUrl){
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//必填值验证
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if(empty($sFileUrl)){
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return json_encode(['status' => 2,'msg' => 'Please upload the submission file']);
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}
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//判断文件是否执行
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if (!file_exists($sFileUrl)) {
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return json_encode(['status' => 3, 'msg' => 'The uploaded file does not exist']);
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}
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if (!is_readable($sFileUrl)) {
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return json_encode(['status' => 4, 'msg' => 'The uploaded file is unreadable']);
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}
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// 解析文档
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$oDealFile = new self($sFileUrl);
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//获取标题
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$sTitle = $oDealFile->getTitle();
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if(empty($sTitle)){
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return json_encode(['status' => 5, 'msg' => 'Article title retrieval failed']);
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}
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//获取作者
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$aParam = ['title' => $sTitle];
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$aAuthor = $oDealFile->getAuthors($aParam);
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$aAuthorData = empty($aAuthor['author']) ? [] : $aAuthor['author'];//所有作者信息
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$aAuthorReportData = empty($aAuthor['report']) ? [] : $aAuthor['report'];//通讯作者信息
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$aParam['author'] = $aAuthorData;
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$aParam['report'] = $aAuthorReportData;
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//获取机构
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$aCompany = $oDealFile->getCompany($aParam);
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$aParam['company'] = $aCompany;
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//获取通讯作者信息
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$aParam['corresponding'] = $oDealFile->getCorrespondingAuthors($aParam);
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//keywords 和 摘要
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$aContent = $oDealFile->extractFromWord();
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$aParam += empty($aContent['data']) ? [] : $aContent['data'];
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return json_encode(['status' => 1,'msg' => 'success','data' => $aParam]);
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}
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// 提取文章标题
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private function getTitle(){
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$title = '';
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$maxLength = 0;
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foreach ($this->sections as $section) {
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foreach ($section->getElements() as $element) {
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$text = $this->getTextFromElement($element);
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$length = mb_strlen(trim($text));
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if ($length > $maxLength && $length > 10) { // 标题通常较长
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$title = trim($text);
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$maxLength = $length;
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break 2; // 取第一个最长段落作为标题
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}
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}
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}
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return $title;
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}
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// 提取作者
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// private function getAuthors($aParam = []) {
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// $title = empty($aParam['title']) ? $this->getTitle() : $aParam['title'];
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// $sAuthorContent = $this->getNextParagraphAfterText($title);
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// if (empty($sAuthorContent)) {
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// return ['author' => [], 'report' => []];
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// }
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// //编码修复
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// $possibleEncodings = [
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// 'Windows-1252', 'UTF-8', 'GBK', 'GB2312',
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// 'Latin-1', 'ISO-8859-1', 'CP1252'
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// ];
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// $encodedContent = @mb_convert_encoding($sAuthorContent, 'UTF-8', implode(',', $possibleEncodings));
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// $sAuthorContent = $encodedContent ?: $sAuthorContent;
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// //清理不可见字符
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// $sAuthorContent = preg_replace('/[\x00-\x1F\x7F\x{200B}-\x{200F}]/u', '', $sAuthorContent);
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// //修复特殊符号乱码
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// $symbolMap = [
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// '†' => '†', 'â ' => '†', 'â' => '†', '?†' => '†',
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// '：' => ':', '，' => ',', '—' => '-',
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// '啊' => '' // 针对性移除异常字符“啊”（若为固定乱码）
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// ];
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// $sAuthorContent = strtr($sAuthorContent, $symbolMap);
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// //格式标准化
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// $sAuthorContent = str_replace(['，', ';', '；', '、'], ',', $sAuthorContent); // 统一分隔符
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// $sAuthorContent = preg_replace('/\s+and\s+/i', ', ', $sAuthorContent); // and转逗号
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// $sAuthorContent = preg_replace('/\s+/', ' ', $sAuthorContent); // 合并多余空格
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// $sAuthorContent = trim($sAuthorContent);
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// // 处理作者
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// $content = mb_convert_encoding($sAuthorContent, 'UTF-8', 'auto'); // 确保编码正确
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// $content = str_replace("\xC2\xA0", ' ', $content); // 替换非-breaking空格为普通空格
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// $content = preg_replace('/(\d+)\s*([*#†])/', '$1$2', $content); // 合并"1 *"为"1*"、"1 #"为"1#"
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// $content = preg_replace('/,†/', ',†', $content); // 保留"1,†"格式（防止被拆分）
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// //标记上标内的逗号+空格（多编号）
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// $tempStr = preg_replace('/(\d+)\s*,\s*(\d+)/', '$1<SEP>$2', $content);
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// // 原有步骤2：正则匹配（扩展上标符号支持，保持原有逻辑）
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// $pattern = '/
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// ([A-Za-z\s\.\-]+?) # 姓名（支持缩写、空格）
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// \s* # 姓名与上标间空格
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// ( # 上标组（扩展符号支持）
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// \d+ # 起始数字
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// (?:[†#*,]|<SEP>\d+)* # 允许：†#*符号、逗号、<SEP>+数字（兼容1,†、1,*等）
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// )
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// \s*,? # 作者间逗号（可选）
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// (?=\s|$) # 确保后面是空格或结尾
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// /ux';
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// preg_match_all($pattern, $tempStr, $matches);
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// $authorList = [];
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// if(!empty($matches[1])){
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// foreach ($matches[1] as $i => $name) {
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// $name = trim($name);
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// $superscript = trim($matches[2][$i]);
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// $superscript = str_replace('<SEP>', ',', $superscript); // 恢复多编号逗号
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// $superscript = preg_replace('/,$/', '', $superscript); // 清理末尾逗号
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// // 修复符号与数字间的空格（如原始"1 *"被误处理为"1*"的情况，保持原样）
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// $superscript = preg_replace('/(\d)([*#†])/', '$1$2', $superscript);
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// if (!empty($name)) {
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// $authorList[] = [
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// 'name' => $name,
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// 'superscript' => $superscript
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// ];
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// }
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// }
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// }else {
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// // 按“两个或多个连续空格”拆分（姓名之间的分隔）
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// $authorList = array_filter(
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// array_map('trim',
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// preg_split('/(,\p{Z}*|\p{Z}{2,})/u', $sAuthorContent)
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// )
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// );
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// }
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// // //处理作者
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// // $authorList = [];
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// // // 新正则：匹配“姓名+上标”整体，允许上标含逗号（如1,†）
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// // // 逻辑：姓名以字母/中文开头，上标以数字开头、以符号/数字结尾
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// // // if (preg_match_all('/([A-Za-z\x{4e00}-\x{9fa5}][A-Za-z\s·\-\'\x{4e00}-\x{9fa5}]*)\s*([\d,†#*]+)/u', $sAuthorContent, $matches)) {
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// // if(preg_match_all('/([A-Za-z\x{4e00}-\x{9fa5}][A-Za-z\s·\-\'\x{4e00}-\x{9fa5}]*)\s*(\d[\d,†#\s*]*)/u', $sAuthorContent, $matches)){
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// // for ($i = 0; $i < count($matches[1]); $i++) {
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// // $authorList[] = trim($matches[1][$i] . $matches[2][$i]);
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// // }
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// // } else {
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// // // 按“两个或多个连续空格”拆分（姓名之间的分隔）
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// // $authorList = array_filter(
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// // array_map('trim',
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// // preg_split('/(,\p{Z}*|\p{Z}{2,})/u', $sAuthorContent)
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// // )
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// // );
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// // }
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// $aAuthorData = [];
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// $aReport = [];
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// $namePattern = '/
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// (?:[A-Za-z\s·\-\']+| # 英文姓名（支持空格、连字符）
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// [\x{4e00}-\x{9fa5}]+| # 中文姓名
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// [\x{1800}-\x{18AF}]+| # 蒙古文姓名
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// [A-Z]\.) # 单字母缩写（如 J.）
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// /ux';
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// var_dump($authorList);exit;
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// foreach ($authorList as $authorStr) {
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// if (empty($authorStr)) continue;
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// var_dump($authorList);exit;
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// //分离姓名与上标（支持上标含逗号，如1,†）
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// $superscript = '';
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// // 新正则：匹配以数字开头、含逗号/符号的完整上标（如1,†、2*#）
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// $authorStr = trim(trim($authorStr,','),' ');
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// // if (preg_match('/([\d,†#*]+)$/u', $authorStr, $supMatch)) {
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// // if(preg_match('/\s*([\d,†#* ]+)$/u', $authorStr, $supMatch)){
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// // if (preg_match('/.*?\s*([\d,†#* ]+)$/u', $authorStr, $supMatch)) {
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// // if (preg_match('/.*?\s*([\d,\x{2020}#* ]+?)\s*$/u', $authorStr, $supMatch)) {
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// // if (preg_match('/^(.+?)\D*?(\d[\d,#*†,\s]*)$/u', $authorStr, $supMatch)) {
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// // $superscript = $supMatch[1];
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// // // 移除上标，保留纯姓名（避免残留符号）
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// // $nameStr = trim(preg_replace('/' . preg_quote($superscript, '/') . '$/', '', $authorStr));
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// // } else {
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// // $nameStr = $authorStr;
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// // }
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// $pattern = '/^(.+?)\s*(\d[\d,#*†\s]*?)\s*$/u';
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// if (preg_match($pattern, $authorStr, $supMatch)) {
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// $nameStr = empty($supMatch[1]) ? '' : trim($supMatch[1]); // 姓名部分："Liguo Zhang"
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// $superscript = empty($supMatch[2]) ? $nameStr : $nameStr.trim($supMatch[2]); // 上标部分："1
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// // echo "姓名: $nameStr, 上标: $superscript\n";
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// } else {
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// $nameStr = $authorStr;
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// }
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// //验证姓名合法性（过滤无效内容）
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// if (!preg_match($namePattern, $nameStr)) {
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// continue;
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// }
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// //解析上标信息（正确识别1,†中的机构编号和符号）
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// $companyId = '';
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// $isSuper = 0;
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// $isReport = 0;
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// if (!empty($superscript)) {
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// // 提取机构编号（忽略上标中的逗号，如1,† → 提取1）
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// if (preg_match('/(\d+)/', $superscript, $numMatch)) {
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// $companyId = $numMatch[1];
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// }
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// // 识别特殊符号（#为超级作者，*†为通讯作者）
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// $isSuper = strpos($superscript, '#') !== false ? 1 : 0;
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// $isReport = (strpos($superscript, '*') !== false || strpos($superscript, '†') !== false) ? 1 : 0;
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// }
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// if (preg_match("/^([A-Za-z\s'\.-]+)/u", $nameStr, $match)) {
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// $nameStr = trim($match[1]);
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// }
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// $aAuthorData[] = [
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// 'name' => $nameStr,
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// 'company_id' => $companyId,
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// 'is_super' => $isSuper,
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// 'is_report' => $isReport
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// ];
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// if ($isReport) {
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// $aReport[] = $nameStr;
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// }
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// }
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// var_dump($aAuthorData);exit;
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// return ['author' => $aAuthorData,'report' => array_unique($aReport)];
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// }
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private function getAuthors($aParam = []) {
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$title = empty($aParam['title']) ? $this->getTitle() : $aParam['title'];
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$sAuthorContent = $this->getNextParagraphAfterText($title);
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if (empty($sAuthorContent)) {
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return ['author' => [], 'report' => []];
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}
|
||
|
||
//编码修复
|
||
$possibleEncodings = [
|
||
'Windows-1252', 'UTF-8', 'GBK', 'GB2312',
|
||
'Latin-1', 'ISO-8859-1', 'CP1252'
|
||
];
|
||
$encodedContent = @mb_convert_encoding($sAuthorContent, 'UTF-8', implode(',', $possibleEncodings));
|
||
$sAuthorContent = $encodedContent ?: $sAuthorContent;
|
||
|
||
//清理不可见字符
|
||
$sAuthorContent = preg_replace('/[\x00-\x1F\x7F\x{200B}-\x{200F}]/u', '', $sAuthorContent);
|
||
|
||
//修复特殊符号乱码
|
||
$symbolMap = [
|
||
'†' => '†', 'â ' => '†', 'â' => '†', '?†' => '†',
|
||
'：' => ':', '，' => ',', '—' => '-',
|
||
'啊' => '' // 针对性移除异常字符“啊”（若为固定乱码）
|
||
];
|
||
$sAuthorContent = strtr($sAuthorContent, $symbolMap);
|
||
|
||
//格式标准化
|
||
$sAuthorContent = str_replace(['，', ';', '；', '、'], ',', $sAuthorContent); // 统一分隔符
|
||
$sAuthorContent = preg_replace('/\s+and\s+/i', ', ', $sAuthorContent); // and转逗号
|
||
$sAuthorContent = preg_replace('/\s+/', ' ', $sAuthorContent); // 合并多余空格
|
||
$sAuthorContent = trim($sAuthorContent);
|
||
|
||
// 处理作者
|
||
$content = mb_convert_encoding($sAuthorContent, 'UTF-8', 'auto'); // 确保编码正确
|
||
$content = str_replace("\xC2\xA0", ' ', $content); // 替换非-breaking空格为普通空格
|
||
$content = preg_replace('/(\d+)\s*([*#†])/', '$1$2', $content); // 合并"1 *"为"1*"、"1 #"为"1#"
|
||
$content = preg_replace('/,†/', ',†', $content); // 保留"1,†"格式（防止被拆分）
|
||
//标记上标内的逗号+空格（多编号）
|
||
$tempStr = preg_replace('/(\d+)\s*,\s*(\d+)/', '$1<SEP>$2', $content);
|
||
// 原有步骤2：正则匹配（扩展上标符号支持，保持原有逻辑）
|
||
$pattern = '/
|
||
([A-Za-z\s\.\-]+?) # 姓名（支持缩写、空格）
|
||
\s* # 姓名与上标间空格
|
||
( # 上标组（扩展符号支持）
|
||
\d+ # 起始数字
|
||
(?:[†#*,]|<SEP>\d+)* # 允许：†#*符号、逗号、<SEP>+数字（兼容1,†、1,*等）
|
||
)
|
||
\s*,? # 作者间逗号（可选）
|
||
(?=\s|$) # 确保后面是空格或结尾
|
||
/ux';
|
||
|
||
preg_match_all($pattern, $tempStr, $matches);
|
||
$authorList = [];
|
||
if(!empty($matches[1])){
|
||
foreach ($matches[1] as $i => $name) {
|
||
$name = trim($name);
|
||
$superscript = trim($matches[2][$i]);
|
||
$superscript = str_replace('<SEP>', ',', $superscript); // 恢复多编号逗号
|
||
$superscript = preg_replace('/,$/', '', $superscript); // 清理末尾逗号
|
||
// 修复符号与数字间的空格（如原始"1 *"被误处理为"1*"的情况，保持原样）
|
||
$superscript = preg_replace('/(\d)([*#†])/', '$1$2', $superscript);
|
||
if (!empty($name)) {
|
||
$authorList[] = [
|
||
'name' => $name,
|
||
'superscript' => $superscript
|
||
];
|
||
}
|
||
}
|
||
}else {
|
||
// 按“两个或多个连续空格”拆分（姓名之间的分隔）
|
||
$authorList = array_filter(
|
||
array_map('trim',
|
||
preg_split('/(,\p{Z}*|\p{Z}{2,})/u', $sAuthorContent)
|
||
)
|
||
);
|
||
}
|
||
|
||
|
||
// //处理作者
|
||
$aAuthorData = [];
|
||
$aReport = [];
|
||
$namePattern = '/
|
||
(?:[A-Za-z\s·\-\']+| # 英文姓名（支持空格、连字符）
|
||
[\x{4e00}-\x{9fa5}]+| # 中文姓名
|
||
[\x{1800}-\x{18AF}]+| # 蒙古文姓名
|
||
[A-Z]\.) # 单字母缩写（如 J.）
|
||
/ux';
|
||
|
||
foreach ($authorList as $authorStr){
|
||
if (empty($authorStr)) continue;
|
||
|
||
//获取下标
|
||
$superscript = empty($authorStr['superscript']) ? $authorStr : $authorStr['superscript'];
|
||
$nameStr = empty($authorStr['name']) ? $authorStr : $authorStr['name'];
|
||
|
||
$companyId = [];
|
||
$isSuper = 0;
|
||
$isReport = 0;
|
||
if (!empty($superscript)) {
|
||
// 提取机构编号（忽略上标中的逗号，如1,† → 提取1）
|
||
preg_match_all('/\d+/', $superscript, $numMatch);
|
||
// 识别特殊符号（#为超级作者，*†为通讯作者）
|
||
$isSuper = strpos($superscript, '#') !== false ? 1 : 0;
|
||
$isReport = (strpos($superscript, '*') !== false || strpos($superscript, '†') !== false) ? 1 : 0;
|
||
}
|
||
if (preg_match("/^([A-Za-z\s'\.-]+)/u", $nameStr, $match)) {
|
||
$nameStr = trim($match[1]);
|
||
}
|
||
$aAuthorData[] = [
|
||
'name' => $nameStr,
|
||
'company_id' => empty($numMatch[0]) ? [] : $numMatch[0],
|
||
'is_super' => $isSuper,
|
||
'is_report' => $isReport
|
||
];
|
||
if ($isReport) {
|
||
$aReport[] = $nameStr;
|
||
}
|
||
}
|
||
return ['author' => $aAuthorData,'report' => array_unique($aReport)];
|
||
}
|
||
|
||
// 获取机构
|
||
private function getCompany($aParam = []){
|
||
//获取标题
|
||
$title = empty($aParam['title']) ? $this->getTitle() : $aParam['title'];
|
||
//获取标题下的作者
|
||
$sAuthorContent = empty($aParam['authors']) ? $this->getNextParagraphAfterText($title) : $aParam['authors'];
|
||
//获取作者结构
|
||
$sCompany = $this->getContentAfterText($sAuthorContent);
|
||
if(empty($sCompany)){
|
||
return [];
|
||
}
|
||
//编码修复
|
||
$possibleEncodings = [
|
||
'Windows-1252', 'UTF-8', 'GBK', 'GB2312',
|
||
'Latin-1', 'ISO-8859-1', 'CP1252'
|
||
];
|
||
$encodedContent = @mb_convert_encoding($sCompany, 'UTF-8', implode(',', $possibleEncodings));
|
||
$sCompany = $encodedContent ?: $sCompany;
|
||
//按行拆分，保留数字开头的行
|
||
$sCompany = str_replace(["\r\n", "\r"], "\n", $sCompany);
|
||
$aCompanyLines = explode("\n", $sCompany);
|
||
$aCompanyLines = array_filter(array_map('trim', $aCompanyLines), function($line) {
|
||
return preg_match('/^\d+/', $line); // 仅保留数字开头的行
|
||
});
|
||
|
||
$aCompany = [];
|
||
foreach ($aCompanyLines as $line) {
|
||
if (preg_match('/^(\d+)\s*(.+)$/', $line, $match)) {
|
||
if(empty($match[1]) || empty($match[2])){
|
||
continue;
|
||
}
|
||
$aCompany[$match[1]] = ltrim(trim(ltrim($match[2]),'.'),' ');
|
||
}
|
||
}
|
||
return $aCompany;
|
||
}
|
||
|
||
// 提取通讯作者（含E-mail、地址、电话）
|
||
private function getCorrespondingAuthors($aParam = []){
|
||
$aCorrespondingAuthor = empty($aParam['report']) ? [] : $aParam['report'];
|
||
if(empty($aCorrespondingAuthor)){
|
||
return [];
|
||
}
|
||
|
||
// 获取标题
|
||
$title = empty($aParam['title']) ? $this->getTitle() : $aParam['title'];
|
||
$sAuthorContent = $this->getNextParagraphAfterText($title);
|
||
$sCompany = $this->getNextParagraphAfterText($sAuthorContent); // 直接取机构所在段落的原始文本
|
||
if (empty($sCompany)) {
|
||
// 备选方案：若机构段落获取失败，用解析后的机构名称拼接
|
||
$aCompany = $this->getCompany($aParam);
|
||
$sCompany = implode(' ', array_values($aCompany));
|
||
}
|
||
|
||
// 获取机构后的完整内容
|
||
$corrText = $this->getContentAfterText($sCompany);
|
||
//编码修复
|
||
$possibleEncodings = [
|
||
'Windows-1252', 'UTF-8', 'GBK', 'GB2312',
|
||
'Latin-1', 'ISO-8859-1', 'CP1252'
|
||
];
|
||
$encodedContent = @mb_convert_encoding($corrText, 'UTF-8', implode(',', $possibleEncodings));
|
||
$corrText = $encodedContent ?: $corrText;
|
||
// // 调试
|
||
// file_put_contents(ROOT_PATH . 'runtime/corr_text_raw.log', $corrText);
|
||
|
||
//清理文本
|
||
$corrText = str_replace(['：', '＠'], [':', '@'], $corrText);
|
||
$corrText = preg_replace('/\s+/', ' ', $corrText); // 统一空格
|
||
$corrText = str_replace(' ', ' ', $corrText); // 去除多余空格
|
||
|
||
//按"*"分割通讯作者
|
||
$corrBlocks = preg_split('/\s*\*\s*/', $corrText);
|
||
$corrBlocks = array_filter(array_map('trim', $corrBlocks));
|
||
|
||
$aCorresponding = [];
|
||
foreach ($corrBlocks as $block) {
|
||
//匹配通讯作者姓名
|
||
$sName = $this->matchCorrespondingName($block, $aCorrespondingAuthor);
|
||
if (empty($sName)) {
|
||
continue;
|
||
}
|
||
preg_match('/(E[\s-]*mail|邮箱)[\s:]*([^\s]+@[^\s]+)/i', $block, $email);
|
||
preg_match('/(Postal[\s-]*address|地址)[\s:]*([^,;]+)/i', $block, $address);
|
||
preg_match('/(Tel|电话)[\s:]*([^\s]+)/i', $block, $tel);
|
||
|
||
$aCorresponding[] = [
|
||
'name' => $sName,
|
||
'email' => isset($email[2]) ? trim($email[2]) : '',
|
||
'postal_address' => isset($address[2]) ? trim($address[2]) : '',
|
||
'tel' => isset($tel[2]) ? trim($tel[2]) : ''
|
||
];
|
||
}
|
||
return $aCorresponding;
|
||
}
|
||
|
||
//匹配通讯作者姓名
|
||
private function matchCorrespondingName($block, $corrNames)
|
||
{
|
||
$blockLower = strtolower($block);
|
||
foreach ($corrNames as $name) {
|
||
if (strpos($blockLower, strtolower($name)) !== false) {
|
||
return $name;
|
||
}
|
||
$nameParts = explode(' ', $name);
|
||
if (count($nameParts) >= 2) {
|
||
$reversedName = implode(' ', array_reverse($nameParts));
|
||
if (strpos($blockLower, strtolower($reversedName)) !== false) {
|
||
return $name;
|
||
}
|
||
}
|
||
}
|
||
return '';
|
||
}
|
||
|
||
// 获取目标文本的下一个段落
|
||
private function getNextParagraphAfterText($targetText){
|
||
|
||
$found = false;
|
||
foreach ($this->sections as $section) {
|
||
foreach ($section->getElements() as $element) {
|
||
$text = $this->getTextFromElement($element);
|
||
if(empty($text)){
|
||
continue;
|
||
}
|
||
if ($found) {
|
||
return $text;
|
||
}
|
||
if (stripos($text, $targetText) !== false) {
|
||
$found = true;
|
||
}
|
||
}
|
||
}
|
||
return '';
|
||
}
|
||
|
||
// 获取目标文本后的所有内容
|
||
private function getContentAfterText($targetText){
|
||
$found = false;
|
||
$content = [];
|
||
$stopKeywords = ['关键词', 'Key words', '摘要', 'Abstract'];
|
||
$maxLines = 200;
|
||
$lineNumber = 0;
|
||
foreach ($this->sections as $section) {
|
||
|
||
foreach ($section->getElements() as $element) {
|
||
|
||
$lineNumber++;
|
||
if (count($content) >= $maxLines) break;
|
||
|
||
$text = $this->getTextFromElement($element,$lineNumber);
|
||
$text = trim($text);
|
||
if (empty($text)) continue;
|
||
if (!$found) {
|
||
// 移除所有非字母数字字符后匹配
|
||
$cleanTarget = preg_replace('/[^a-zA-Z0-9]/', '', strtolower($targetText));
|
||
$cleanText = preg_replace('/[^a-zA-Z0-9]/', '', strtolower($text));
|
||
// 只要目标文本的50%以上能匹配即可
|
||
if (strlen($cleanTarget) > 0 && similar_text($cleanText, $cleanTarget) / strlen($cleanTarget) > 0.5) {
|
||
$found = true;
|
||
}
|
||
continue;
|
||
}
|
||
|
||
// 检查停止关键词
|
||
$shouldStop = false;
|
||
foreach ($stopKeywords as $kw) {
|
||
if (stripos($text, $kw) !== false) {
|
||
$shouldStop = true;
|
||
break;
|
||
}
|
||
}
|
||
if ($shouldStop) break;
|
||
|
||
$content[] = $text;
|
||
}
|
||
if (count($content) >= $maxLines || (isset($shouldStop) && $shouldStop)) break;
|
||
}
|
||
return implode("\n", $content);
|
||
}
|
||
|
||
// 统一提取元素文本
|
||
private function getTextFromElement($element,$lineNumber = 0){
|
||
$text = '';
|
||
// 处理PreserveText元素
|
||
if ($element instanceof \PhpOffice\PhpWord\Element\PreserveText) {
|
||
// 通过反射获取私有属性 text
|
||
$reflection = new \ReflectionClass($element);
|
||
$property = $reflection->getProperty('text');
|
||
$property->setAccessible(true);
|
||
$textParts = $property->getValue($element);
|
||
foreach ($textParts as $part) {
|
||
if (strpos($part, 'HYPERLINK') !== false) {
|
||
// 解码 HTML 实体（" -> "）
|
||
$decoded = html_entity_decode($part);
|
||
// 提取 mailto: 后的邮箱
|
||
if (preg_match('/mailto:([a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,})/i', $decoded, $match)) {
|
||
$text .= $match[1] . ' ';
|
||
}
|
||
} else {
|
||
// 普通文本直接拼接
|
||
$text .= $part;
|
||
}
|
||
}
|
||
return $text;
|
||
}
|
||
// 处理表格和单元格（E-mail可能在表格中）
|
||
if ($element instanceof \PhpOffice\PhpWord\Element\Table) {
|
||
foreach ($element->getRows() as $row) {
|
||
foreach ($row->getCells() as $cell) {
|
||
$text .= $this->getTextFromElement($cell);
|
||
}
|
||
}
|
||
return $text;
|
||
}
|
||
if ($element instanceof \PhpOffice\PhpWord\Element\Cell) {
|
||
foreach ($element->getElements() as $child) {
|
||
$text .= $this->getTextFromElement($child);
|
||
}
|
||
return $text;
|
||
}
|
||
|
||
//处理嵌套元素（递归提取所有子元素）
|
||
if (method_exists($element, 'getElements')) {
|
||
foreach ($element->getElements() as $child) {
|
||
$text .= $this->getTextFromElement($child);
|
||
}
|
||
}
|
||
|
||
//处理文本元素（包括带格式的文本）
|
||
if ($element instanceof \PhpOffice\PhpWord\Element\Text) {
|
||
$text .= $element->getText();
|
||
}
|
||
|
||
//处理超链接（优先提取链接目标，可能是邮箱）
|
||
if ($element instanceof \PhpOffice\PhpWord\Element\Link) {
|
||
$target = $element->getTarget();
|
||
if (strpos($target, 'mailto:') === 0) {
|
||
$text .= str_replace('mailto:', '', $target) . ' '; // 剥离mailto:前缀
|
||
}
|
||
$text .= $element->getText() . ' ';
|
||
}
|
||
|
||
//处理字段和注释（可能包含隐藏邮箱）
|
||
if ($element instanceof \PhpOffice\PhpWord\Element\Field) {
|
||
$text .= $element->getContent() . ' ';
|
||
}
|
||
if ($element instanceof \PhpOffice\PhpWord\Element\Note) {
|
||
$text .= $element->getContent() . ' ';
|
||
}
|
||
//清理所有不可见字符（关键：移除格式干扰）
|
||
$text = preg_replace('/[\x00-\x1F\x7F-\x9F]/', ' ', $text); // 移除控制字符
|
||
$text = str_replace(["\t", "\r", "\n"], ' ', $text); // 统一空白字符
|
||
$text = preg_replace('/\s+/', ' ', $text); // 合并多个空格
|
||
|
||
return $text;
|
||
}
|
||
|
||
/**
|
||
* 从 Word 文档提取摘要和关键词
|
||
* @return array 提取结果
|
||
*/
|
||
public function extractFromWord() {
|
||
$sContent = '';
|
||
//文本处理
|
||
$sFundContent = '';
|
||
foreach ($this->sections as $section) {
|
||
foreach ($section->getElements() as $element) {
|
||
$textContent = $this->getTextFromElement($element);
|
||
if(empty($textContent)){
|
||
continue;
|
||
}
|
||
//编码修复
|
||
$possibleEncodings = [
|
||
'Windows-1252', 'UTF-8', 'GBK', 'GB2312',
|
||
'Latin-1', 'ISO-8859-1', 'CP1252'
|
||
];
|
||
$sContent .= @mb_convert_encoding($textContent, 'UTF-8', implode(',', $possibleEncodings));
|
||
if(stripos($textContent, 'Keywords:') !== false){
|
||
$sContent .= "Keywords-End-Flag";
|
||
}
|
||
if(empty($sFundContent)){
|
||
$aFund = $this->getMatchedFundPhrases($sContent);
|
||
if(!empty($aFund[0])){
|
||
$position = stripos($sContent, $aFund[0]);
|
||
$sFundContent = substr($sContent, $position);
|
||
$sFundContent = trim(str_ireplace($aFund[0], '', $sFundContent));
|
||
if (preg_match('/^(.*?)Peer review/', $sFundContent, $matches)) {
|
||
$sFundContent = $matches[1]; // 提取匹配到的前置内容
|
||
}
|
||
}
|
||
}
|
||
$sContent .= "\n";
|
||
}
|
||
}
|
||
// 2. 基础文本清理（合并多余空格，保留有效换行）
|
||
$textContent = preg_replace('/(\S)\s+/', '$1 ', $sContent);
|
||
$textContent = trim($textContent);
|
||
|
||
// 3. 提取摘要
|
||
$abstract = '';
|
||
$abstractPattern = '/Abstract\s*([\s\S]*?)(?=Keywords:|$)/i';
|
||
if (preg_match($abstractPattern, $textContent, $abstractMatches)) {
|
||
$abstract = trim($abstractMatches[1]);
|
||
$abstract = preg_replace('/\n+/', ' ', $abstract);
|
||
}
|
||
// 4. 提取关键词（核心：仅保留两种强制匹配逻辑）
|
||
$keywords = [];
|
||
// $keywordPattern = '/Keywords:\s*([\s\S]*?)(?=\s*\d+\.|[;,]\s*[\r\n]+\s*[\r\n]+|(?i)\bintroduction|abbreviations\b|$)/i';
|
||
$keywordPattern = '/Keywords:\s*(.*?)\s*Keywords-End-Flag/s';
|
||
if (preg_match($keywordPattern, $textContent, $keywordMatches)) {
|
||
$keywordStr = trim($keywordMatches[1]);
|
||
|
||
// 清理关键词列表格式（去除换行、末尾多余符号）
|
||
$keywordStr = preg_replace('/\n+/', ' ', $keywordStr);
|
||
$keywordStr = rtrim($keywordStr, ';,. '); // 去除末尾分号、逗号等
|
||
$keywordStr = trim($keywordStr);
|
||
|
||
// 分割并过滤有效关键词
|
||
$keywords = preg_split('/[,;]\s*/', $keywordStr);
|
||
$keywords = array_filter(array_map('trim', $keywords), function($item) {
|
||
return !empty($item) && !ctype_space($item);
|
||
});
|
||
}
|
||
return [
|
||
'status' => 1,
|
||
'msg' => '提取成功',
|
||
'data' => [
|
||
'abstrart' => $abstract,
|
||
'keywords' => $keywords,
|
||
'fund' => $sFundContent
|
||
]
|
||
];
|
||
}
|
||
private function getMatchedFundPhrases($content = '') {
|
||
if (empty($content)) {
|
||
return [];
|
||
}
|
||
|
||
// 基金支持词组列表
|
||
$fundPhrases = [
|
||
'Supported by', 'Funded by', 'Sponsored by', 'Supported in part by',
|
||
'Funding was provided by', 'Funded in part by'
|
||
];
|
||
|
||
// 1. 转义词组中的特殊字符，使用 # 作为分隔符
|
||
$escapedPhrases = array_map(function($phrase) {
|
||
return preg_quote($phrase, '#');
|
||
}, $fundPhrases);
|
||
|
||
// 2. 拼接为正则模式：匹配任意一个词组（保留原始词组的捕获）
|
||
$pattern = '#('.implode('|', $escapedPhrases).')#i';
|
||
// 注意：此处用 () 捕获分组，而非 (?:)，用于提取匹配到的具体词组
|
||
|
||
// 3. 全局匹配所有符合的词组
|
||
preg_match_all($pattern, $content, $matches);
|
||
|
||
// 4. 处理结果：去重、保留原始词组格式（忽略大小写导致的变体）
|
||
$matched = [];
|
||
if (!empty($matches[1])) {
|
||
// 遍历匹配到的结果（可能包含大小写变体，如 'funded by'）
|
||
foreach ($matches[1] as $match) {
|
||
// 与原始词组列表比对，找到完全匹配的原始词组（忽略大小写）
|
||
foreach ($fundPhrases as $original) {
|
||
if (strcasecmp($match, $original) === 0) {
|
||
$matched[] = $original;
|
||
break; // 找到后跳出内层循环，避免重复
|
||
}
|
||
}
|
||
}
|
||
// 去重并保持原始顺序
|
||
$matched = array_values(array_unique($matched));
|
||
}
|
||
|
||
return $matched;
|
||
}
|
||
//日志打印
|
||
private function log($msg){
|
||
// echo date('[Y-m-d H:i:s] ') . $msg . "\n";
|
||
}
|
||
} |