115 lines
3 KiB
Go
115 lines
3 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"net/http"
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"net/url"
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"strconv"
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"strings"
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"time"
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"github.com/PuerkitoBio/goquery"
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)
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func PerformBingImageSearch(query, safe, lang string, page int) ([]ImageSearchResult, time.Duration, error) {
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startTime := time.Now()
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// Build the search URL
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searchURL := buildBingSearchURL(query, page)
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// Make the HTTP request
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resp, err := http.Get(searchURL)
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if err != nil {
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return nil, 0, fmt.Errorf("making request: %v", err)
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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return nil, 0, fmt.Errorf("unexpected status code: %d", resp.StatusCode)
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}
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// Parse the HTML document
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doc, err := goquery.NewDocumentFromReader(resp.Body)
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if err != nil {
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return nil, 0, fmt.Errorf("loading HTML document: %v", err)
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}
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// Extract data using goquery
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var results []ImageSearchResult
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doc.Find(".iusc").Each(func(i int, s *goquery.Selection) {
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// Extract image source
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imgTag := s.Find("img")
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imgSrc, exists := imgTag.Attr("src")
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if !exists {
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imgSrc, exists = imgTag.Attr("data-src")
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if !exists {
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return
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}
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}
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// Extract the image title from `alt` attribute
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title := imgTag.AttrOr("alt", "")
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// Extract width and height if available
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width, _ := strconv.Atoi(imgTag.AttrOr("width", "0"))
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height, _ := strconv.Atoi(imgTag.AttrOr("height", "0"))
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// Extract the m parameter (JSON-encoded image metadata)
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metadata, exists := s.Attr("m")
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if !exists {
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return
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}
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// Parse the metadata to get the media URL (the original image source)
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var data map[string]interface{}
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if err := json.Unmarshal([]byte(metadata), &data); err == nil {
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mediaURL, ok := data["murl"].(string)
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if ok {
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results = append(results, ImageSearchResult{
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Thumbnail: imgSrc,
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Title: strings.TrimSpace(title),
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Media: mediaURL,
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Width: width,
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Height: height,
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Source: mediaURL,
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ThumbProxy: imgSrc,
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})
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}
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}
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})
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duration := time.Since(startTime)
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// Check if the number of results is one or less
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if len(results) == 0 {
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return nil, duration, fmt.Errorf("no images found")
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}
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return results, duration, nil
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}
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func buildBingSearchURL(query string, page int) string {
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baseURL := "https://www.bing.com/images/search"
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params := url.Values{}
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params.Add("q", query)
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params.Add("first", fmt.Sprintf("%d", (page-1)*35+1)) // Pagination, but increasing it doesn't seem to make a difference
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params.Add("count", "35")
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params.Add("form", "HDRSC2")
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return baseURL + "?" + params.Encode()
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}
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// func main() {
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// results, duration, err := PerformBingImageSearch("kittens", "false", "en", 1)
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// if err != nil {
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// fmt.Println("Error:", err)
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// return
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// }
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// fmt.Printf("Search took: %v\n", duration)
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// fmt.Printf("Total results: %d\n", len(results))
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// for _, result := range results {
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// fmt.Printf("Title: %s\nThumbnail: %s\nWidth: %d\nHeight: %d\nThumbProxy: %s\nSource (Original Image URL): %s\n\n",
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// result.Title, result.Thumbnail, result.Width, result.Height, result.ThumbProxy, result.Source)
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// }
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// }
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