ribtoks · January 27, 2025 09:58 · Jan 27, 2025 · Jan 14, 2025 · Jan 14, 2025
diff --git a/main.go b/main.go
@@ -11,7 +11,7 @@ import (
 )
 
 func checkSolution(solution, apiKey string) error {
-	req, err := http.NewRequest("POST", "https://api.privatecaptcha.com/verify", strings.NewReader(solution))
+	req, err := http.NewRequest("POST", "https://api.privatecaptcha.com/siteverify", strings.NewReader(solution))
 	if err != nil {
 		return err
 	}

diff --git a/main.go b/main.go
@@ -29,11 +29,8 @@ func checkSolution(solution, apiKey string) error {
 		// NOTE: other fields omitted for brevity
 	}{}
 
-	if body, err := io.ReadAll(resp.Body); err == nil {
-    fmt.Println(string(body))
-		if err = json.Unmarshal(body, &response); err != nil {
-			return err
-		}
+	if err := json.NewDecoder(resp.Body).Decode(&response); err != nil {
+		return err
 	}
 
 	if !response.Success {

diff --git a/index.html b/index.html
@@ -0,0 +1,41 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <title>Private Captcha Example</title>
+    <style>
+        body {
+            display:flex; 
+            flex-direction: column; 
+            min-height: 100vh;
+        }
+
+        form {
+            max-width: 32rem; 
+            margin: auto; 
+            display: flex; 
+            flex-direction: column; 
+            gap: 20px; 
+            border: 1px #ccc solid;
+            padding: 20px;
+        }
+    </style>
+    <script defer src="https://cdn.privatecaptcha.com/widget/js/privatecaptcha.js"></script>
+    <script type="text/javascript">
+        function onCaptchaSolved() {
+            const submitButton = document.querySelector('#formSubmit');
+            submitButton.disabled = false;
+        }
+    </script>
+</head>
+<body>
+    <div style="display: flex; flex: 1 1 0%">
+        <form action='/submit' method="POST">
+            <label> Email: </label>
+            <input type="email" name="email" placeholder="Email address" required />
+            <div class="private-captcha" data-sitekey="9f08508c99674b1daf5008b3c64403ed"
+                data-finished-callback="onCaptchaSolved"></div>
+            <button id="formSubmit" type="submit" disabled> Submit </button>
+        </form>
+    </div>
+</body>
+</html>
diff --git a/main.go b/main.go
@@ -0,0 +1,70 @@
+package main
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"io"
+	"log"
+	"net/http"
+	"strings"
+)
+
+func checkSolution(solution, apiKey string) error {
+	req, err := http.NewRequest("POST", "https://api.privatecaptcha.com/verify", strings.NewReader(solution))
+	if err != nil {
+		return err
+	}
+
+	req.Header.Set("X-Api-Key", apiKey)
+
+	resp, err := http.DefaultClient.Do(req)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+
+	response := struct {
+		Success bool `json:"success"`
+		// NOTE: other fields omitted for brevity
+	}{}
+
+	if body, err := io.ReadAll(resp.Body); err == nil {
+    fmt.Println(string(body))
+		if err = json.Unmarshal(body, &response); err != nil {
+			return err
+		}
+	}
+
+	if !response.Success {
+		return errors.New("solution is not correct")
+	}
+
+	return nil
+}
+
+func main() {
+	const page = `<!DOCTYPE html><html><body style="background-color: %s;"></body></html>`
+
+	http.HandleFunc("POST /submit", func(w http.ResponseWriter, r *http.Request) {
+		captchaSolution := r.FormValue("private-captcha-solution")
+		if err := checkSolution(captchaSolution, "pc_1c582dd06cde41b48e86f5cac278abb8"); err != nil {
+			fmt.Fprintf(w, page, "red")
+			return
+		}
+		fmt.Fprintf(w, page, "green")
+	})
+
+	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Path == "/" {
+			http.ServeFile(w, r, "index.html")
+			return
+		}
+		// Return 404 for any other paths
+		http.NotFound(w, r)
+	})
+
+	if err := http.ListenAndServe(":8081", nil); err != nil {
+		log.Fatal(err)
+	}
+}