no message

This commit is contained in:
kuaifan 2025-02-22 20:27:27 +08:00
parent 368fae5f32
commit e6167119e0
3 changed files with 401 additions and 1 deletions

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@ -0,0 +1,183 @@
<?php
namespace App\Module\AiBot;
use Exception;
use Illuminate\Support\Facades\Log;
use PhpOffice\PhpWord\IOFactory;
use Smalot\PdfParser\Parser;
class TextExtractor
{
/**
* 从文件中提取文本
*
* @param string $filePath 文件路径
* @return string
* @throws Exception
*/
public function extractText(string $filePath): string
{
if (!file_exists($filePath)) {
throw new Exception("文件不存在: {$filePath}");
}
$fileExtension = strtolower(pathinfo($filePath, PATHINFO_EXTENSION));
try {
return match($fileExtension) {
'pdf' => $this->extractFromPDF($filePath),
'docx' => $this->extractFromDOCX($filePath),
'ipynb' => $this->extractFromIPYNB($filePath),
default => $this->extractFromOtherFile($filePath),
};
} catch (Exception $e) {
Log::error('文本提取失败', [
'file' => $filePath,
'error' => $e->getMessage()
]);
throw $e;
}
}
/**
* 从PDF文件中提取文本
*
* @param string $filePath
* @return string
* @throws Exception
*/
protected function extractFromPDF(string $filePath): string
{
try {
$parser = new Parser();
$pdf = $parser->parseFile($filePath);
return $pdf->getText();
} catch (Exception $e) {
Log::error('PDF解析失败', [
'file' => $filePath,
'error' => $e->getMessage()
]);
throw new Exception("PDF文本提取失败: " . $e->getMessage());
}
}
/**
* 从DOCX文件中提取文本
*
* @param string $filePath
* @return string
* @throws Exception
*/
protected function extractFromDOCX(string $filePath): string
{
$phpWord = IOFactory::load($filePath);
$text = '';
foreach ($phpWord->getSections() as $section) {
foreach ($section->getElements() as $element) {
if (method_exists($element, 'getText')) {
$text .= $element->getText() . "\n";
}
}
}
return $text;
}
/**
* 从Jupyter Notebook文件中提取文本
*
* @param string $filePath
* @return string
* @throws Exception
*/
protected function extractFromIPYNB(string $filePath): string
{
$content = file_get_contents($filePath);
$notebook = json_decode($content, true);
if (json_last_error() !== JSON_ERROR_NONE) {
throw new Exception("IPYNB文件解析失败: " . json_last_error_msg());
}
$extractedText = '';
foreach ($notebook['cells'] ?? [] as $cell) {
if (in_array($cell['cell_type'] ?? '', ['markdown', 'code']) && isset($cell['source'])) {
$source = $cell['source'];
$extractedText .= is_array($source)
? implode("\n", $source)
: $source;
$extractedText .= "\n";
}
}
return $extractedText;
}
/**
* 从其他类型文件中提取文本
*
* @param string $filePath
* @return string
* @throws Exception
*/
protected function extractFromOtherFile(string $filePath): string
{
if ($this->isBinaryFile($filePath)) {
throw new Exception("无法读取该类型文件的文本内容");
}
return file_get_contents($filePath);
}
/**
* 检查文件是否为二进制文件
*
* @param string $filePath
* @return bool
*/
protected function isBinaryFile(string $filePath): bool
{
$finfo = finfo_open(FILEINFO_MIME);
$mimeType = finfo_file($finfo, $filePath);
finfo_close($finfo);
return !str_contains($mimeType, 'text/')
&& !str_contains($mimeType, 'application/json')
&& !str_contains($mimeType, 'application/xml');
}
/** ********************************************************************* */
/** ********************************************************************* */
/** ********************************************************************* */
public static function parsePaths($filePath)
{
// todo
// (see below for file content)
// <file_content path="${mentionPath}">\n${content}\n</file_content>
// (see below for site content)
// <site_content url="${mention}">\n${result}\n</site_content>
}
public static function getFileContent($filePath)
{
if (!file_exists($filePath) || !is_file($filePath)) {
return "(Failed to read contents of {$filePath})";
}
$te = new self();
try {
$isBinary = $te->isBinaryFile($filePath);
if ($isBinary) {
return "(Binary file, unable to display content)";
}
return $te->extractText($filePath);
} catch (Exception $e) {
return "(Failed to read contents of {$filePath}: {$e->getMessage()})";
}
}
}

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@ -11,6 +11,7 @@
"php": "^8.0", "php": "^8.0",
"ext-curl": "*", "ext-curl": "*",
"ext-dom": "*", "ext-dom": "*",
"ext-fileinfo": "*",
"ext-gd": "*", "ext-gd": "*",
"ext-imagick": "*", "ext-imagick": "*",
"ext-json": "*", "ext-json": "*",
@ -35,7 +36,9 @@
"mews/captcha": "^3.2.6", "mews/captcha": "^3.2.6",
"orangehill/iseed": "^3.0.1", "orangehill/iseed": "^3.0.1",
"overtrue/pinyin": "^4.0", "overtrue/pinyin": "^4.0",
"phpoffice/phpword": "^1.3",
"predis/predis": "^1.1.7", "predis/predis": "^1.1.7",
"smalot/pdfparser": "^2.11",
"symfony/mailer": "^6.0" "symfony/mailer": "^6.0"
}, },
"require-dev": { "require-dev": {

216
composer.lock generated
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@ -4,7 +4,7 @@
"Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies", "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
"This file is @generated automatically" "This file is @generated automatically"
], ],
"content-hash": "4bfa166220b4b329f40e62394c6336a0", "content-hash": "ef4844086b8b7fde7050b10a9d4e436a",
"packages": [ "packages": [
{ {
"name": "asm89/stack-cors", "name": "asm89/stack-cors",
@ -3679,6 +3679,58 @@
], ],
"time": "2023-04-27T10:17:12+00:00" "time": "2023-04-27T10:17:12+00:00"
}, },
{
"name": "phpoffice/math",
"version": "0.2.0",
"source": {
"type": "git",
"url": "https://github.com/PHPOffice/Math.git",
"reference": "fc2eb6d1a61b058d5dac77197059db30ee3c8329"
},
"dist": {
"type": "zip",
"url": "https://api.github.com/repos/PHPOffice/Math/zipball/fc2eb6d1a61b058d5dac77197059db30ee3c8329",
"reference": "fc2eb6d1a61b058d5dac77197059db30ee3c8329",
"shasum": ""
},
"require": {
"ext-dom": "*",
"ext-xml": "*",
"php": "^7.1|^8.0"
},
"require-dev": {
"phpstan/phpstan": "^0.12.88 || ^1.0.0",
"phpunit/phpunit": "^7.0 || ^9.0"
},
"type": "library",
"autoload": {
"psr-4": {
"PhpOffice\\Math\\": "src/Math/"
}
},
"notification-url": "https://packagist.org/downloads/",
"license": [
"MIT"
],
"authors": [
{
"name": "Progi1984",
"homepage": "https://lefevre.dev"
}
],
"description": "Math - Manipulate Math Formula",
"homepage": "https://phpoffice.github.io/Math/",
"keywords": [
"MathML",
"officemathml",
"php"
],
"support": {
"issues": "https://github.com/PHPOffice/Math/issues",
"source": "https://github.com/PHPOffice/Math/tree/0.2.0"
},
"time": "2024-08-12T07:30:45+00:00"
},
{ {
"name": "phpoffice/phpspreadsheet", "name": "phpoffice/phpspreadsheet",
"version": "1.29.5", "version": "1.29.5",
@ -3784,6 +3836,115 @@
}, },
"time": "2024-11-22T05:57:44+00:00" "time": "2024-11-22T05:57:44+00:00"
}, },
{
"name": "phpoffice/phpword",
"version": "1.3.0",
"source": {
"type": "git",
"url": "https://github.com/PHPOffice/PHPWord.git",
"reference": "8392134ce4b5dba65130ba956231a1602b848b7f"
},
"dist": {
"type": "zip",
"url": "https://api.github.com/repos/PHPOffice/PHPWord/zipball/8392134ce4b5dba65130ba956231a1602b848b7f",
"reference": "8392134ce4b5dba65130ba956231a1602b848b7f",
"shasum": ""
},
"require": {
"ext-dom": "*",
"ext-json": "*",
"ext-xml": "*",
"php": "^7.1|^8.0",
"phpoffice/math": "^0.2"
},
"require-dev": {
"dompdf/dompdf": "^2.0",
"ext-gd": "*",
"ext-libxml": "*",
"ext-zip": "*",
"friendsofphp/php-cs-fixer": "^3.3",
"mpdf/mpdf": "^8.1",
"phpmd/phpmd": "^2.13",
"phpstan/phpstan-phpunit": "@stable",
"phpunit/phpunit": ">=7.0",
"symfony/process": "^4.4 || ^5.0",
"tecnickcom/tcpdf": "^6.5"
},
"suggest": {
"dompdf/dompdf": "Allows writing PDF",
"ext-gd2": "Allows adding images",
"ext-xmlwriter": "Allows writing OOXML and ODF",
"ext-xsl": "Allows applying XSL style sheet to headers, to main document part, and to footers of an OOXML template",
"ext-zip": "Allows writing OOXML and ODF"
},
"type": "library",
"autoload": {
"psr-4": {
"PhpOffice\\PhpWord\\": "src/PhpWord"
}
},
"notification-url": "https://packagist.org/downloads/",
"license": [
"LGPL-3.0"
],
"authors": [
{
"name": "Mark Baker"
},
{
"name": "Gabriel Bull",
"email": "me@gabrielbull.com",
"homepage": "http://gabrielbull.com/"
},
{
"name": "Franck Lefevre",
"homepage": "https://rootslabs.net/blog/"
},
{
"name": "Ivan Lanin",
"homepage": "http://ivan.lanin.org"
},
{
"name": "Roman Syroeshko",
"homepage": "http://ru.linkedin.com/pub/roman-syroeshko/34/a53/994/"
},
{
"name": "Antoine de Troostembergh"
}
],
"description": "PHPWord - A pure PHP library for reading and writing word processing documents (OOXML, ODF, RTF, HTML, PDF)",
"homepage": "https://phpoffice.github.io/PHPWord/",
"keywords": [
"ISO IEC 29500",
"OOXML",
"Office Open XML",
"OpenDocument",
"OpenXML",
"PhpOffice",
"PhpWord",
"Rich Text Format",
"WordprocessingML",
"doc",
"docx",
"html",
"odf",
"odt",
"office",
"pdf",
"php",
"reader",
"rtf",
"template",
"template processor",
"word",
"writer"
],
"support": {
"issues": "https://github.com/PHPOffice/PHPWord/issues",
"source": "https://github.com/PHPOffice/PHPWord/tree/1.3.0"
},
"time": "2024-08-30T18:03:42+00:00"
},
{ {
"name": "phpoption/phpoption", "name": "phpoption/phpoption",
"version": "1.9.3", "version": "1.9.3",
@ -4637,6 +4798,57 @@
], ],
"time": "2024-04-27T21:32:50+00:00" "time": "2024-04-27T21:32:50+00:00"
}, },
{
"name": "smalot/pdfparser",
"version": "v2.11.0",
"source": {
"type": "git",
"url": "https://github.com/smalot/pdfparser.git",
"reference": "ac8e6678b0940e4b2ccd5caadd3fb18e68093be6"
},
"dist": {
"type": "zip",
"url": "https://api.github.com/repos/smalot/pdfparser/zipball/ac8e6678b0940e4b2ccd5caadd3fb18e68093be6",
"reference": "ac8e6678b0940e4b2ccd5caadd3fb18e68093be6",
"shasum": ""
},
"require": {
"ext-iconv": "*",
"ext-zlib": "*",
"php": ">=7.1",
"symfony/polyfill-mbstring": "^1.18"
},
"type": "library",
"autoload": {
"psr-0": {
"Smalot\\PdfParser\\": "src/"
}
},
"notification-url": "https://packagist.org/downloads/",
"license": [
"LGPL-3.0"
],
"authors": [
{
"name": "Sebastien MALOT",
"email": "sebastien@malot.fr"
}
],
"description": "Pdf parser library. Can read and extract information from pdf file.",
"homepage": "https://www.pdfparser.org",
"keywords": [
"extract",
"parse",
"parser",
"pdf",
"text"
],
"support": {
"issues": "https://github.com/smalot/pdfparser/issues",
"source": "https://github.com/smalot/pdfparser/tree/v2.11.0"
},
"time": "2024-08-16T06:48:03+00:00"
},
{ {
"name": "swiftmailer/swiftmailer", "name": "swiftmailer/swiftmailer",
"version": "v6.3.0", "version": "v6.3.0",
@ -10705,6 +10917,8 @@
"platform": { "platform": {
"php": "^8.0", "php": "^8.0",
"ext-curl": "*", "ext-curl": "*",
"ext-dom": "*",
"ext-fileinfo": "*",
"ext-gd": "*", "ext-gd": "*",
"ext-imagick": "*", "ext-imagick": "*",
"ext-json": "*", "ext-json": "*",