Spitfire/Search
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admin 2024-04-02 20:56:45 +02:00
parent 114a32668c
commit 123e9ce477
4 changed files with 180 additions and 197 deletions
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301
main.go
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@ -1,223 +1,132 @@
package main package main
import ( import (
"fmt" "fmt"
"log" "html/template"
"math/rand" "log"
"net/http" "net/http"
"net/url" "strconv"
"strconv"
"strings" "strings"
"time" "time"
"html/template"
"github.com/PuerkitoBio/goquery"
) )
// Define a struct to represent search result // LanguageOption represents a language option for search
type SearchResult struct {
URL string
Header string
Description string
}
type LanguageOption struct { type LanguageOption struct {
Code string Code string
Name string Name string
} }
var languageOptions = []LanguageOption{ var languageOptions = []LanguageOption{
{Code: "", Name: "Any Language"}, {Code: "", Name: "Any Language"},
{Code: "lang_en", Name: "English"}, {Code: "lang_en", Name: "English"},
{Code: "lang_af", Name: "Afrikaans"}, {Code: "lang_af", Name: "Afrikaans"},
{Code: "lang_ar", Name: "العربية (Arabic)"}, {Code: "lang_ar", Name: "العربية (Arabic)"},
{Code: "lang_hy", Name: "Հայերեն (Armenian)"}, {Code: "lang_hy", Name: "Հայերեն (Armenian)"},
{Code: "lang_be", Name: "Беларуская (Belarusian)"}, {Code: "lang_be", Name: "Беларуская (Belarusian)"},
{Code: "lang_bg", Name: "български (Bulgarian)"}, {Code: "lang_bg", Name: "български (Bulgarian)"},
{Code: "lang_ca", Name: "Català (Catalan)"}, {Code: "lang_ca", Name: "Català (Catalan)"},
{Code: "lang_zh-CN", Name: "中文 (简体) (Chinese Simplified)"}, {Code: "lang_zh-CN", Name: "中文 (简体) (Chinese Simplified)"},
{Code: "lang_zh-TW", Name: "中文 (繁體) (Chinese Traditional)"}, {Code: "lang_zh-TW", Name: "中文 (繁體) (Chinese Traditional)"},
{Code: "lang_hr", Name: "Hrvatski (Croatian)"}, {Code: "lang_hr", Name: "Hrvatski (Croatian)"},
{Code: "lang_cs", Name: "Čeština (Czech)"}, {Code: "lang_cs", Name: "Čeština (Czech)"},
{Code: "lang_da", Name: "Dansk (Danish)"}, {Code: "lang_da", Name: "Dansk (Danish)"},
{Code: "lang_nl", Name: "Nederlands (Dutch)"}, {Code: "lang_nl", Name: "Nederlands (Dutch)"},
{Code: "lang_eo", Name: "Esperanto"}, {Code: "lang_eo", Name: "Esperanto"},
{Code: "lang_et", Name: "Eesti (Estonian)"}, {Code: "lang_et", Name: "Eesti (Estonian)"},
{Code: "lang_tl", Name: "Filipino (Tagalog)"}, {Code: "lang_tl", Name: "Filipino (Tagalog)"},
{Code: "lang_fi", Name: "Suomi (Finnish)"}, {Code: "lang_fi", Name: "Suomi (Finnish)"},
{Code: "lang_fr", Name: "Français (French)"}, {Code: "lang_fr", Name: "Français (French)"},
{Code: "lang_de", Name: "Deutsch (German)"}, {Code: "lang_de", Name: "Deutsch (German)"},
{Code: "lang_el", Name: "Ελληνικά (Greek)"}, {Code: "lang_el", Name: "Ελληνικά (Greek)"},
{Code: "lang_iw", Name: "עברית (Hebrew)"}, {Code: "lang_iw", Name: "עברית (Hebrew)"},
{Code: "lang_hi", Name: "हिन्दी (Hindi)"}, {Code: "lang_hi", Name: "हिन्दी (Hindi)"},
{Code: "lang_hu", Name: "magyar (Hungarian)"}, {Code: "lang_hu", Name: "magyar (Hungarian)"},
{Code: "lang_is", Name: "íslenska (Icelandic)"}, {Code: "lang_is", Name: "íslenska (Icelandic)"},
{Code: "lang_id", Name: "Bahasa Indonesia (Indonesian)"}, {Code: "lang_id", Name: "Bahasa Indonesia (Indonesian)"},
{Code: "lang_it", Name: "italiano (Italian)"}, {Code: "lang_it", Name: "italiano (Italian)"},
{Code: "lang_ja", Name: "日本語 (Japanese)"}, {Code: "lang_ja", Name: "日本語 (Japanese)"},
{Code: "lang_ko", Name: "한국어 (Korean)"}, {Code: "lang_ko", Name: "한국어 (Korean)"},
{Code: "lang_lv", Name: "latviešu (Latvian)"}, {Code: "lang_lv", Name: "latviešu (Latvian)"},
{Code: "lang_lt", Name: "lietuvių (Lithuanian)"}, {Code: "lang_lt", Name: "lietuvių (Lithuanian)"},
{Code: "lang_no", Name: "norsk (Norwegian)"}, {Code: "lang_no", Name: "norsk (Norwegian)"},
{Code: "lang_fa", Name: "فارسی (Persian)"}, {Code: "lang_fa", Name: "فارسی (Persian)"},
{Code: "lang_pl", Name: "polski (Polish)"}, {Code: "lang_pl", Name: "polski (Polish)"},
{Code: "lang_pt", Name: "português (Portuguese)"}, {Code: "lang_pt", Name: "português (Portuguese)"},
{Code: "lang_ro", Name: "română (Romanian)"}, {Code: "lang_ro", Name: "română (Romanian)"},
{Code: "lang_ru", Name: "русский (Russian)"}, {Code: "lang_ru", Name: "русский (Russian)"},
{Code: "lang_sr", Name: "српски (Serbian)"}, {Code: "lang_sr", Name: "српски (Serbian)"},
{Code: "lang_sk", Name: "slovenčina (Slovak)"}, {Code: "lang_sk", Name: "slovenčina (Slovak)"},
{Code: "lang_sl", Name: "slovenščina (Slovenian)"}, {Code: "lang_sl", Name: "slovenščina (Slovenian)"},
{Code: "lang_es", Name: "español (Spanish)"}, {Code: "lang_es", Name: "español (Spanish)"},
{Code: "lang_sw", Name: "Kiswahili (Swahili)"}, {Code: "lang_sw", Name: "Kiswahili (Swahili)"},
{Code: "lang_sv", Name: "svenska (Swedish)"}, {Code: "lang_sv", Name: "svenska (Swedish)"},
{Code: "lang_th", Name: "ไทย (Thai)"}, {Code: "lang_th", Name: "ไทย (Thai)"},
{Code: "lang_tr", Name: "Türkçe (Turkish)"}, {Code: "lang_tr", Name: "Türkçe (Turkish)"},
{Code: "lang_uk", Name: "українська (Ukrainian)"}, {Code: "lang_uk", Name: "українська (Ukrainian)"},
{Code: "lang_vi", Name: "Tiếng Việt (Vietnamese)"}, {Code: "lang_vi", Name: "Tiếng Việt (Vietnamese)"},
} }
var funcs = template.FuncMap{ var funcs = template.FuncMap{
"title": func(s string) string { "title": func(s string) string { return strings.Title(s) },
return strings.Title(s) "url_for": func(filename string) string { return "/" + filename },
},
"url_for": func(filename string) string {
return "/" + filename
},
} }
var templates = template.Must(template.New("").Funcs(funcs).ParseFiles("templates/results.html")) var templates = template.Must(template.New("").Funcs(funcs).ParseFiles("templates/results.html"))
func main() { func main() {
// Serve static files from the 'static' directory http.Handle("/static/", http.StripPrefix("/static/", http.FileServer(http.Dir("static"))))
http.Handle("/static/", http.StripPrefix("/static/", http.FileServer(http.Dir("static")))) http.HandleFunc("/", handleSearch)
http.HandleFunc("/search", handleSearch)
http.HandleFunc("/", handleSearch) fmt.Println("Server is listening on http://localhost:5000")
http.HandleFunc("/search", handleSearch) log.Fatal(http.ListenAndServe(":5000", nil))
fmt.Println("Server is listening on http://localhost:5000")
log.Fatal(http.ListenAndServe(":5000", nil))
} }
func handleSearch(w http.ResponseWriter, r *http.Request) { func handleSearch(w http.ResponseWriter, r *http.Request) {
var query, safe, lang string var query, safe, lang string
// Differentiate between GET and POST requests to correctly extract query, safe, and lang. if r.Method == "GET" {
if r.Method == "GET" { query = r.URL.Query().Get("q")
// Serve the search page if no query is provided for a GET request safe = r.URL.Query().Get("safe")
// Or extract the query parameters directly from the URL if present lang = r.URL.Query().Get("lang")
query = r.URL.Query().Get("q") } else if r.Method == "POST" {
if query == "" { query = r.FormValue("q")
http.ServeFile(w, r, "static/search.html") safe = r.FormValue("safe")
return lang = r.FormValue("lang")
} }
safe = r.URL.Query().Get("safe")
lang = r.URL.Query().Get("lang")
} else if r.Method == "POST" {
// For a POST request, extract form values
query = r.FormValue("q")
safe = r.FormValue("safe")
lang = r.FormValue("lang")
}
// Early return if query is empty if query == "" {
if query == "" { http.ServeFile(w, r, "static/search.html")
http.ServeFile(w, r, "static/search.html") return
return }
}
// Time start := time.Now() // This line is correctly placed
start := time.Now() results, err := PerformTextSearch(query, safe, lang)
if err != nil {
http.Error(w, "Failed to fetch search results", http.StatusInternalServerError)
return
}
elapsed := time.Since(start) // Correctly captures the elapsed time after search
fetched := fmt.Sprintf("Fetched the results in %.2f seconds", elapsed.Seconds())
// Adjust the search URL based on safe search and language settings data := struct {
var safeParam string Results []SearchResult
if safe == "active" { Query string
safeParam = "&safe=active" Fetched string
} else { ElapsedTime string
safeParam = "&safe=off" LanguageOptions []LanguageOption
} CurrentLang string
}{
Results: results,
Query: query,
Fetched: fetched,
ElapsedTime: strconv.FormatFloat(time.Since(start).Seconds(), 'f', 2, 64),
LanguageOptions: languageOptions,
CurrentLang: lang,
}
var langParam string err = templates.ExecuteTemplate(w, "results.html", data)
if lang != "" { if err != nil {
langParam = "&lr=" + lang http.Error(w, "Failed to render template", http.StatusInternalServerError)
} return
}
searchURL := "https://www.google.com/search?q=" + url.QueryEscape(query) + safeParam + langParam
print(searchURL+"\n")
req, err := http.NewRequest("GET", searchURL, nil)
if err != nil {
http.Error(w, "Failed to create request", http.StatusInternalServerError)
return
}
// Random user agent
userAgents := []string{
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:107.0) Gecko/20100101 Firefox/107.0",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:106.0) Gecko/20100101 Firefox/106.0",
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.1 Safari/605.1.15",
}
randIndex := rand.Intn(len(userAgents))
userAgent := userAgents[randIndex]
req.Header.Set("User-Agent", userAgent)
resp, err := http.DefaultClient.Do(req)
if err != nil {
http.Error(w, "Failed to fetch search results", http.StatusInternalServerError)
return
}
defer resp.Body.Close()
// Parse HTML
doc, err := goquery.NewDocumentFromReader(resp.Body)
if err != nil {
http.Error(w, "Failed to parse HTML", http.StatusInternalServerError)
return
}
// Retrieve links, headers, and descriptions
var results []SearchResult
doc.Find(".yuRUbf").Each(func(i int, s *goquery.Selection) {
link := s.Find("a")
href, _ := link.Attr("href")
header := link.Find("h3").Text()
header = strings.TrimSpace(strings.TrimSuffix(header, "›"))
descSelection := doc.Find(".VwiC3b").Eq(i)
description := ""
if descSelection.Length() > 0 {
description = descSelection.Text()
}
results = append(results, SearchResult{
URL: href,
Header: header,
Description: description,
})
})
elapsed := time.Since(start)
// Prepare data for rendering template
data := struct {
Results []SearchResult
Query string
Fetched string
ElapsedTime string
LanguageOptions []LanguageOption
CurrentLang string
}{
Results: results,
Query: query,
Fetched: fmt.Sprintf("Fetched the results in %.2f seconds", elapsed.Seconds()),
ElapsedTime: strconv.FormatFloat(elapsed.Seconds(), 'f', 2, 64),
LanguageOptions: languageOptions,
CurrentLang: lang,
}
// Render template
err = templates.ExecuteTemplate(w, "results.html", data)
if err != nil {
http.Error(w, "Failed to render template", http.StatusInternalServerError)
return
}
} }

2
static/css/style.css
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@ -1388,7 +1388,7 @@ p {
--footer-bg: #303134; --footer-bg: #303134;
--footer-font: #e8eaed; --footer-font: #e8eaed;
--border: #5f6368; --border: #5f6368;
--link-visited: #c79ff; --link-visited: #c79fff;
--publish-info: #e8eaed; --publish-info: #e8eaed;
--green: #8ab4f8; --green: #8ab4f8;
} }

2
templates/results.html
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@ -33,9 +33,11 @@
<!-- Results go here --> <!-- Results go here -->
{{range .Results}} {{range .Results}}
<div class="result_item"> <div class="result_item">
<a href="{{.URL}}">{{.URL}}</a>
<a href="{{.URL}}"><h3>{{.Header}}</h3></a> <a href="{{.URL}}"><h3>{{.Header}}</h3></a>
<p>{{.Description}}</p> <p>{{.Description}}</p>
</div> </div>
<br>
{{end}} {{end}}
</div> </div>
<!-- Additional features and formatting based on inspiration.html --> <!-- Additional features and formatting based on inspiration.html -->

72
text.go Normal file
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@ -0,0 +1,72 @@
package main
import (
"log"
"net/http"
"net/url"
"strings"
"github.com/PuerkitoBio/goquery"
)
type SearchResult struct {
URL string
Header string
Description string
}
func PerformTextSearch(query, safe, lang string) ([]SearchResult, error) {
var results []SearchResult
client := &http.Client{}
safeParam := "&safe=off"
if safe == "active" {
safeParam = "&safe=active"
}
langParam := ""
if lang != "" {
langParam = "&lr=" + lang
}
searchURL := "https://www.google.com/search?q=" + url.QueryEscape(query) + safeParam + langParam
req, err := http.NewRequest("GET", searchURL, nil)
if err != nil {
log.Fatalf("Failed to create request: %v", err)
}
req.Header.Set("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36")
resp, err := client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
doc, err := goquery.NewDocumentFromReader(resp.Body)
if err != nil {
return nil, err
}
doc.Find(".yuRUbf").Each(func(i int, s *goquery.Selection) {
link := s.Find("a")
href, _ := link.Attr("href")
header := link.Find("h3").Text()
header = strings.TrimSpace(strings.TrimSuffix(header, "›"))
descSelection := doc.Find(".VwiC3b").Eq(i)
description := ""
if descSelection.Length() > 0 {
description = descSelection.Text()
}
results = append(results, SearchResult{
URL: href,
Header: header,
Description: description,
})
})
return results, nil
}