return 'index';
} else if (isset($_GET['project'])) {
return 'project';
+ } else if (isset($_GET['challenge'])) {
+ return 'captcha';
}
+
}
public function query() {
call_user_func_array("mysqli_stmt_bind_result", $fields);
$i = 0;
while ($statement->fetch()) {
- foreach ($row as $key1=>$value1) $return[$i][$key1] = $value1;
+ foreach ($row as $key=>$value) $return[$i][$key] = $value;
$i++;
}
$statement->free_result();
$home_link = "/") {
$scripts = "";
$stylesheets = "<link href=\"/includes/style.css\" rel=\"stylesheet\" type=\"text/css\">";
- if (cms::determine_type() == "index") { $scripts = "<script type=\"text/javascript\" src=\"/includes/all.js\">";
+ if ($this->determine_type() == "index") {
+ $scripts = "<script type=\"text/javascript\" src=\"/includes/all.js\">";
$home_link = "http://validator.w3.org/unicorn/check?ucn_uri=dylanstestserver.com&ucn_task=conformance#";
+ } else if ($this->determine_type() == 'note') {
+ $scripts = "<script type=\"text/javascript\" src=\"http://www.google.com/recaptcha/api/js/recaptcha_ajax.js\"></script>";
+ $scripts .= "<script type=\"text/javascript\" src=\"/includes/jquery-core.js\"></script>";
+ $scripts .= "<script type=\"text/javascript\" src=\"/includes/jquery-all-components.js\"></script>";
+ $scripts .= "<script type=\"text/javascript\" src=\"/includes/ajax.js\"></script>";
}
echo <<<END_OF_HEAD
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
private $id;
private $comments_enabled = false;
+ private $failed_captcha;
public $url;
public $title;
public $year_posted;
$result = $this->db->query($sql);
$result = $result->fetch_array();
$this->number_of_comments = $result[0];
+ if (isset($_GET['verify'])) {
+ $this->verify();
+ }
}
public function display() {
}
private function verify() {
- require_once('includes/recaptchalib.php');
- echo "<br>";
- $resp = recaptcha_check_answer ($this->recaptcha_privatekey,
- $_SERVER["REMOTE_ADDR"],
- $_POST["recaptcha_challenge_field"],
- $_POST["recaptcha_response_field"]);
- if (!$resp->is_valid) {
- echo "<span style=\"color:red;border:1px solid black;padding:15px;\">sorry, reCAPTCHA said you're not human.</span><br><br><br>";
- } else {
+ if (!isset($_POST['captcha'])) {
+ require_once('includes/recaptchalib.php');
+ echo "<br>";
+ $resp = recaptcha_check_answer ($this->recaptcha_privatekey,
+ $_SERVER["REMOTE_ADDR"],
+ $_POST["recaptcha_challenge_field"],
+ $_POST["recaptcha_response_field"]);
+ if (!$resp->is_valid) {
+ $this->failed_captcha = true;
+ }
+ }
+ if (isset($_POST['captcha']) || $resp->is_valid) {
$sql = ("INSERT INTO comments (date_posted, author,
email, text, note)
VALUES(NOW(), ?, ?, ?, ?)");
$stmt = $this->db->prepare($sql);
// Checks are needed here (no blank text,
// and a default author / email need to be set
+ // for no-javascript users.
$stmt->bind_param('ssss',
- htmlspecialchars($_POST['author']),
+ htmlspecialchars($_POST['name']),
htmlspecialchars($_POST['email']),
htmlspecialchars($_POST['text']),
$this->id);
}
private function display_comment_form() {
+ $publickey = $this->recaptcha_publickey;
echo <<<END_CAPTCHA_STYLE
<script type="text/javascript">
-var RecaptchaOptions = {
- theme : 'custom',
- custom_theme_widget: 'recaptcha_widget'
- };
+Recaptcha.create("$publickey",
+ "recaptcha_div",
+ {
+ theme : 'custom',
+ custom_theme_widget: 'recaptcha_widget',
+ callback: Recaptcha.focus_response_field
+ });
</script>
END_CAPTCHA_STYLE;
require_once('includes/recaptchalib.php');
- // Trailing slash is necessary for reloads to work
$url = $this->url . "verify";
- echo "<form method=\"post\" action=\"$url\">";
- echo <<<FORM
- <div id="comment">
+ echo "<form id=\"comment_form\" method=\"post\" action=\"$url\">";
+ echo <<<END_OF_FORM
+<div id="comment">
+<div id="recaptcha_div">
+<br>
<h3>comment:</h3>
-<textarea rows="10" cols="70" name=text></textarea>
+<textarea rows="10" cols="70" name="text" id="comment_text"></textarea>
<h3>name:</h3>
-<input type=text name=author>
+<input type=text name="name" id="comment_name">
<h3>email:</h3>
-<input type=text name=email><br>
+<input type=text name="email" id="comment_email"><br>
<nowiki>
<div id="recaptcha_widget">
<h3 class="recaptcha_only_if_image"><b>what's this say</b>?</h3>
-<h3 class="recaptcha_only_if_audio"><b>enter the numbers you hear</b>:</h3>
-<span style="font-size:80%;">(<a href="javascript:Recaptcha.reload()">another</a>/<span class="recaptcha_only_if_image"><a href="javascript:Recaptcha.switch_type('audio')">audio</a></span>/<span class="recaptcha_only_if_audio"><a href="javascript:Recaptcha.switch_type('image')">Get an image CAPTCHA</a></span><a href="javascript:Recaptcha.showhelp()">help</a>)</span><br><br>
+<h3 class="recaptcha_only_if_audio"><b>enter the numbers you hear</b>:</h3><span style="font-size:80%;">(<a href="javascript:Recaptcha.reload()">another</a>/<span class="recaptcha_only_if_image"><a href="javascript:Recaptcha.switch_type('audio')">audio</a></span>/<span class="recaptcha_only_if_audio"><a href="javascript:Recaptcha.switch_type('image')">Get an image CAPTCHA</a></span><a href="javascript:Recaptcha.showhelp()">help</a>)</span><br><br>
<input type="text" id="recaptcha_response_field" name="recaptcha_response_field" />
- <br><br>
- <div style="float:right;position:relative;width:100px;"><div id="recaptcha_image"></div></div>
- <br><br><br><br>
+<br><br>
+<div style="float:right;position:relative;width:100px;"><div id="recaptcha_image"></div></div>
+<br><br><br><br>
</div>
-FORM;
- echo recaptcha_get_html($this->recaptcha_publickey);
- if (isset($_GET['verify'])) {
- $this->verify();
- }
- echo <<<END_OF_FORM
- <input class="submit" type="submit" value="comment">
- </form>
- </div>
+</div>
+END_OF_FORM;
+ echo recaptcha_get_html($this->recaptcha_publickey);
+ if ($this->failed_captcha) {
+ echo <<<END_OF_FORM
+ <span style='font-weight:bold;font-family:sans-serif;color:red;margin-top:15px;'>reCAPTCHA said you're not human,</span>
+ <input id="submit" class="submit" type="submit" value="try again?">
+ </form>
+ </div>
END_OF_FORM;
+ } else {
+ echo <<<END_OF_FORM
+ <input id="submit" class="submit" type="submit" value="post comment">
+ </form>
+ </div>
+END_OF_FORM;
+ }
}
}
}
}
+class captcha extends cms {
+ public function display() {
+ $challenge = $_GET['challenge'];
+ $response = $_GET['response'];
+ $remoteip = $_SERVER['REMOTE_ADDR'];
+ $curl = curl_init('http://api-verify.recaptcha.net/verify?');
+ curl_setopt ($curl, CURLOPT_POST, 4);
+ curl_setopt ($curl, CURLOPT_POSTFIELDS, "privatekey=$this->recaptcha_privatekey&remoteip=$remoteip&challenge=$challenge&response=$response");
+ $result = curl_exec ($curl);
+ curl_close ($curl);
+ }
+}
+
## now actually do something:
switch (cms::determine_type()) {
case "index":
$archive = new archive;
$archive->display();
break;
+ case "captcha":
+ $captcha = new captcha;
+ $captcha->display();
+ break;
}
?>