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Nick: fixes pdfs not found

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This commit is contained in:
Nicolas 2024-04-19 13:05:21 -07:00
parent 15cfc01f5d
commit 140529c609
2 changed files with 29 additions and 8 deletions
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14
apps/api/src/scraper/WebScraper/index.ts
View File

@ -5,7 +5,7 @@ import { SitemapEntry, fetchSitemapData, getLinksFromSitemap } from "./sitemap";
import { WebCrawler } from "./crawler";
import { getValue, setValue } from "../../services/redis";
import { getImageDescription } from "./utils/gptVision";
import { fetchAndProcessPdf } from "./utils/pdfProcessor";
import { fetchAndProcessPdf, isUrlAPdf } from "./utils/pdfProcessor";
import { replaceImgPathsWithAbsolutePaths, replacePathsWithAbsolutePaths } from "./utils/replacePaths";
@ -88,7 +88,7 @@ export class WebScraperDataProvider {
}));
}
let pdfLinks = links.filter((link) => link.endsWith(".pdf"));
let pdfLinks = links.filter((link) => isUrlAPdf(link));
let pdfDocuments: Document[] = [];
for (let pdfLink of pdfLinks) {
const pdfContent = await fetchAndProcessPdf(pdfLink);
@ -98,7 +98,7 @@ export class WebScraperDataProvider {
provider: "web-scraper"
});
}
links = links.filter((link) => !link.endsWith(".pdf"));
links = links.filter((link) => !isUrlAPdf(link));
let documents = await this.convertUrlsToDocuments(links, inProgress);
documents = await this.getSitemapData(this.urls[0], documents);
@ -157,7 +157,7 @@ export class WebScraperDataProvider {
}
if (this.mode === "single_urls") {
let pdfLinks = this.urls.filter((link) => link.endsWith(".pdf"));
let pdfLinks = this.urls.filter((link) => isUrlAPdf(link));
let pdfDocuments: Document[] = [];
for (let pdfLink of pdfLinks) {
const pdfContent = await fetchAndProcessPdf(pdfLink);
@ -169,7 +169,7 @@ export class WebScraperDataProvider {
}
let documents = await this.convertUrlsToDocuments(
this.urls.filter((link) => !link.endsWith(".pdf")),
this.urls.filter((link) => !isUrlAPdf(link)),
inProgress
);
@ -193,7 +193,7 @@ export class WebScraperDataProvider {
}
if (this.mode === "sitemap") {
let links = await getLinksFromSitemap(this.urls[0]);
let pdfLinks = links.filter((link) => link.endsWith(".pdf"));
let pdfLinks = links.filter((link) => isUrlAPdf(link));
let pdfDocuments: Document[] = [];
for (let pdfLink of pdfLinks) {
const pdfContent = await fetchAndProcessPdf(pdfLink);
@ -203,7 +203,7 @@ export class WebScraperDataProvider {
provider: "web-scraper"
});
}
links = links.filter((link) => !link.endsWith(".pdf"));
links = links.filter((link) => !isUrlAPdf(link));
let documents = await this.convertUrlsToDocuments(
links.slice(0, this.limit),

23
apps/api/src/scraper/WebScraper/utils/pdfProcessor.ts
View File

@ -35,6 +35,7 @@ async function downloadPdf(url: string): Promise<string> {
}
export async function processPdfToText(filePath: string): Promise<string> {
let content = "";
if (process.env.LLAMAPARSE_API_KEY) {
@ -105,4 +106,24 @@ async function processPdf(file: string){
const fileContent = fs.readFileSync(file);
const data = await pdf(fileContent);
return data.text;
}
}
// fetchAndProcessPdf("https://www.fda.gov/media/167973/download?attachment").then((e)=>{
// console.log(e);
// })
export async function isUrlAPdf(url: string): Promise<boolean> {
try {
if (url.endsWith('.pdf')) {
return true;
}
const response = await fetch(url, { method: 'HEAD' });
const contentType = response.headers.get('Content-Type');
return contentType !== null && contentType.includes('application/pdf');
} catch (error) {
console.error('Error making HEAD request:', error);
return false;
}
}