Add upstream plugins

Signed-off-by: Adrian Nöthlich <git@promasu.tech>

wp-content/plugins/all-in-one-event-calendar/lib/captcha/provider.php

@@ -0,0 +1,102 @@
+<?php
+
+/**
+ * Ai1ec_Captcha_Provider interface.
+ *
+ * @author     Time.ly Network Inc.
+ * @since      2.2
+ *
+ * @package    AI1EC
+ * @subpackage AI1EC.Captcha
+ */
+abstract class Ai1ec_Captcha_Provider extends Ai1ec_Base {
+
+    /**
+     * Settings object.
+     *
+     * @var Ai1ec_Settings
+     */
+    protected $_settings = null;
+
+    /**
+     * Theme loader object.
+     *
+     * @var Ai1ec_Theme_Loader
+     */
+    protected $_theme_loader = null;
+
+    /**
+     * Whether provider is configured or not.
+     *
+     * @var bool
+     */
+    protected $_is_configured = null;
+
+    /**
+     * Constructor.
+     *
+     * @param Ai1ec_Registry_Object $registry
+     *
+     * @return Ai1ec_Captcha_Provider
+     *
+     * @throws Ai1ec_Bootstrap_Exception
+     */
+    public function __construct( Ai1ec_Registry_Object $registry ) {
+        parent::__construct( $registry );
+        $this->_settings     = $registry->get( 'model.settings' );
+        $this->_theme_loader = $registry->get( 'theme.loader' );
+    }
+
+    /**
+     * Returns settings array.
+     *
+     * @param bool $enable_rendering Whether setting HTML will be rendered or not.
+     *
+     * @return array Array of settings.
+     */
+    abstract public function get_settings( $enable_rendering = true );
+
+    /**
+     * Returns captcha challenge.
+     *
+     * @return mixed
+     */
+    abstract public function get_challenge();
+
+    /**
+     * Validates challenge.
+     *
+     * @param array Challenge response data.
+     *
+     * @return mixed
+     */
+    abstract public function validate_challenge( array $data );
+
+    /**
+     * Returns provider name.
+     *
+     * @return string
+     */
+    abstract public function get_name();
+
+    /**
+     * Returns whether provider is properly configured or not.
+     *
+     * @return bool
+     */
+    public function is_configured() {
+        if ( null !== $this->_is_configured ) {
+            return $this->_is_configured;
+        }
+        $this->_is_configured = true;
+        foreach ( $this->get_settings() as $key => $setting ) {
+            $value = $this->_settings->get( $key );
+            if ( empty( $value ) ) {
+                $this->_is_configured = false;
+                break;
+            }
+        }
+
+        return $this->_is_configured;
+    }
+}