1 files changed, 74 insertions, 0 deletions
diff --git a/www/wiki/extensions/ConfirmEdit/ReCaptchaNoCaptcha/HTMLReCaptchaNoCaptchaField.php b/www/wiki/extensions/ConfirmEdit/ReCaptchaNoCaptcha/HTMLReCaptchaNoCaptchaField.php
new file mode 100644
index 00000000..e1a39a60
--- /dev/null
+++ b/www/wiki/extensions/ConfirmEdit/ReCaptchaNoCaptcha/HTMLReCaptchaNoCaptchaField.php
@@ -0,0 +1,74 @@
+<?php
+
+/**
+ * Creates a ReCaptcha v2 widget. Does not return any data; handling the data submitted by the
+ * widget is callers' responsibility.
+ */
+class HTMLReCaptchaNoCaptchaField extends HTMLFormField {
+	/** @var string Public key parameter to be passed to ReCaptcha. */
+	protected $key;
+
+	/** @var string Error returned by ReCaptcha in the previous round. */
+	protected $error;
+
+	/**
+	 * Parameters:
+	 * - key: (string, required) ReCaptcha public key
+	 * - error: (string) ReCaptcha error from previous round
+	 * @param array $params
+	 */
+	public function __construct( array $params ) {
+		$params += [ 'error' => null ];
+		parent::__construct( $params );
+
+		$this->key = $params['key'];
+		$this->error = $params['error'];
+
+		$this->mName = 'g-recaptcha-response';
+	}
+
+	public function getInputHTML( $value ) {
+		$out = $this->mParent->getOutput();
+		$lang = htmlspecialchars( urlencode( $this->mParent->getLanguage()->getCode() ) );
+
+		// Insert reCAPTCHA script, in display language, if available.
+		// Language falls back to the browser's display language.
+		// See https://developers.google.com/recaptcha/docs/faq
+		$out->addHeadItem(
+			'g-recaptchascript',
+			"<script src=\"https://www.google.com/recaptcha/api.js?hl={$lang}\" async defer></script>"
+		);
+		$output = Html::element( 'div', [
+			'class' => [
+				'g-recaptcha',
+				'mw-confirmedit-captcha-fail' => !!$this->error,
+			],
+			'data-sitekey' => $this->key,
+		] );
+		$htmlUrlencoded = htmlspecialchars( urlencode( $this->key ) );
+		$output .= <<<HTML
+<noscript>
+  <div>
+    <div style="width: 302px; height: 422px; position: relative;">
+      <div style="width: 302px; height: 422px; position: absolute;">
+        <iframe src="https://www.google.com/recaptcha/api/fallback?k={$htmlUrlencoded}&hl={$lang}"
+                frameborder="0" scrolling="no"
+                style="width: 302px; height:422px; border-style: none;">
+        </iframe>
+      </div>
+    </div>
+    <div style="width: 300px; height: 60px; border-style: none;
+                bottom: 12px; left: 25px; margin: 0px; padding: 0px; right: 25px;
+                background: #f9f9f9; border: 1px solid #c1c1c1; border-radius: 3px;">
+      <textarea id="g-recaptcha-response" name="g-recaptcha-response"
+                class="g-recaptcha-response"
+                style="width: 250px; height: 40px; border: 1px solid #c1c1c1;
+                       margin: 10px 25px; padding: 0px; resize: none;" >
+      </textarea>
+    </div>
+  </div>
+</noscript>
+HTML;
+		return $output;
+	}
+}