Initial Commit - Plugin v1.0.0

process/save-options.php

@@ -0,0 +1,30 @@
+<?php
+
+function fbr_save_options(){
+  if( !current_user_can( 'edit_theme_options' ) ){
+    wp_die( __( 'You are not allowed to access this page.', 'wp-fb-ratings' ) );
+  }
+
+  check_admin_referer( 'fbr_save_options_verify' );
+
+  $fbr_opts = get_option( 'fbr_opts' );
+
+  $fbr_opts['fbr_app_id'] = sanitize_text_field( $_POST['fbr_app_id'] );
+  $fbr_opts['fbr_app_secret'] = sanitize_text_field( $_POST['fbr_app_secret'] );
+
+  $fb = new Facebook\Facebook([
+    'app_id' => $fbr_opts['fbr_app_id'],
+    'app_secret' => $fbr_opts['fbr_app_secret'],
+    'default_graph_version' => 'v2.2',
+  ]);
+
+  $helper = $fb->getRedirectLoginHelper();
+
+  $permissions = ['email','public_profile','manage_pages','pages_show_list'];
+  $loginUrl = $helper->getLoginUrl(admin_url( 'admin-post.php?action=fbr_fb_login_cb' ), $permissions);
+
+  update_option( 'fbr_opts', $fbr_opts );
+
+  wp_redirect( $loginUrl );
+  exit;
+}