Merge pull request 'search fix' (#4) from work into main

Reviewed-on: #4

text-google.go

@@ -1,47 +1,62 @@
 package main
 
 import (
-	"context"
 	"fmt"
+	"log"
+	"net/http"
 	"net/url"
 	"strings"
-	"time"
 
 	"github.com/PuerkitoBio/goquery"
-	"github.com/chromedp/chromedp"
 )
 
 func PerformGoogleTextSearch(query, safe, lang string, page int) ([]TextSearchResult, error) {
-	opts := append(chromedp.DefaultExecAllocatorOptions[:],
-		chromedp.DisableGPU,
-		chromedp.NoDefaultBrowserCheck,
-		chromedp.NoFirstRun,
-		chromedp.Flag("disable-javascript", true),
-	)
-	ctx, cancel := chromedp.NewExecAllocator(context.Background(), opts...)
-	defer cancel()
-
-	ctx, cancel = chromedp.NewContext(ctx)
-	defer cancel()
-
+	const resultsPerPage = 10
 	var results []TextSearchResult
 
-	searchURL := buildSearchURL(query, safe, lang, page, 10)
-	var pageSource string
-	err := chromedp.Run(ctx,
-		chromedp.Navigate(searchURL),
-		chromedp.Sleep(2*time.Second),
-		chromedp.OuterHTML("html", &pageSource),
-	)
+	client := &http.Client{}
+	searchURL := buildSearchURL(query, safe, lang, page, resultsPerPage)
+
+	req, err := http.NewRequest("GET", searchURL, nil)
 	if err != nil {
-		return nil, fmt.Errorf("failed to retrieve page source: %v", err)
+		return nil, fmt.Errorf("failed to create request: %v", err)
 	}
 
-	newResults, err := parseResults(pageSource)
+	// User Agent generation
+	TextUserAgent, err := GetUserAgent("Text-Search")
 	if err != nil {
-		return nil, fmt.Errorf("error parsing results: %v", err)
+		fmt.Println("Error:", err)
+		return nil, err
+	}
+
+	if debugMode {
+		fmt.Println("Generated User Agent (text):", TextUserAgent)
+	}
+
+	req.Header.Set("User-Agent", TextUserAgent)
+
+	resp, err := client.Do(req)
+	if err != nil {
+		return nil, fmt.Errorf("making request: %v", err)
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return nil, fmt.Errorf("unexpected status code: %d", resp.StatusCode)
+	}
+
+	doc, err := goquery.NewDocumentFromReader(resp.Body)
+	if err != nil {
+		return nil, fmt.Errorf("loading HTML document: %v", err)
+	}
+
+	results = parseResults(doc)
+
+	if len(results) == 0 {
+		if debugMode {
+			log.Println("No results found from Google")
+		}
 	}
-	results = append(results, newResults...)
 
 	return results, nil
 }
@@ -57,23 +72,20 @@ func buildSearchURL(query, safe, lang string, page, resultsPerPage int) string {
 		langParam = "&lr=" + lang
 	}
 
-	startParam := fmt.Sprintf("&start=%d", (page-1)*resultsPerPage)
-
-	return fmt.Sprintf("https://www.google.com/search?q=%s%s%s%s", url.QueryEscape(query), safeParam, langParam, startParam)
+	startIndex := (page - 1) * resultsPerPage
+	return fmt.Sprintf("https://www.google.com/search?q=%s%s%s&udm=14&start=%d", url.QueryEscape(query), safeParam, langParam, startIndex)
 }
 
-func parseResults(pageSource string) ([]TextSearchResult, error) {
+func parseResults(doc *goquery.Document) []TextSearchResult {
 	var results []TextSearchResult
 
-	doc, err := goquery.NewDocumentFromReader(strings.NewReader(pageSource))
-	if err != nil {
-		return nil, fmt.Errorf("loading HTML document: %v", err)
-	}
-
 	doc.Find(".yuRUbf").Each(func(i int, s *goquery.Selection) {
 		link := s.Find("a")
 		href, exists := link.Attr("href")
 		if !exists {
+			if debugMode {
+				log.Printf("No href attribute found for result %d\n", i)
+			}
 			return
 		}
 
@@ -92,7 +104,10 @@ func parseResults(pageSource string) ([]TextSearchResult, error) {
 			Description: description,
 		}
 		results = append(results, result)
+		if debugMode {
+			log.Printf("Google result: %+v\n", result)
+		}
 	})
 
-	return results, nil
+	return results
 }

text-librex.go

@@ -19,7 +19,11 @@ type LibreXResult struct {
 type LibreXResponse []LibreXResult
 
 func PerformLibreXTextSearch(query, safe, lang string, page int) ([]TextSearchResult, error) {
-	// LibreX uses page starting from 0
+
+	// LibreX/Y uses offset instead of page that starts at 0
+	page--
+	page = page * 10
+
 	searchURL := fmt.Sprintf("https://%s/api.php?q=%s&p=%d&t=0", LIBREX_DOMAIN, url.QueryEscape(query), page)
 
 	// User Agent generation