reduxframework / redux-framework

redux-core/inc/extensions/color_scheme/class-redux-extension-color-scheme.php

Indentation +780 added lines, -780 removed lines

@@ -16,791 +16,791 @@
 // Don't duplicate me!
 if ( ! class_exists( 'Redux_Extension_Color_Scheme' ) ) {
 
-	/**
-	 * Class Redux_Extension_Color_Scheme
-	 */
-	class Redux_Extension_Color_Scheme extends Redux_Extension_Abstract {
-
-		/**
-		 * Extension version.
-		 *
-		 * @var string
-		 */
-		public static $version = '4.5.10';
-
-		/**
-		 * Extension friendly name.
-		 *
-		 * @var string
-		 */
-		public string $extension_name = 'Color Schemes';
-
-		/**
-		 * Field ID.
-		 *
-		 * @var string
-		 */
-		public $field_id = '';
-
-		/**
-		 * Transparent output bit.
-		 *
-		 * @var bool
-		 */
-		public bool $output_transparent = false;
-
-		/**
-		 * Extension field name.
-		 *
-		 * @var string
-		 */
-		public string $field_name = '';
-
-		/**
-		 * Class Constructor. Defines the args for the extensions class
-		 *
-		 * @since       1.0.0
-		 * @access      public
-		 *
-		 * @param       object $redux Parent settings.
-		 *
-		 * @return      void
-		 */
-		public function __construct( $redux ) {
-			parent::__construct( $redux, __FILE__ );
+    /**
+     * Class Redux_Extension_Color_Scheme
+     */
+    class Redux_Extension_Color_Scheme extends Redux_Extension_Abstract {
+
+        /**
+         * Extension version.
+         *
+         * @var string
+         */
+        public static $version = '4.5.10';
+
+        /**
+         * Extension friendly name.
+         *
+         * @var string
+         */
+        public string $extension_name = 'Color Schemes';
+
+        /**
+         * Field ID.
+         *
+         * @var string
+         */
+        public $field_id = '';
+
+        /**
+         * Transparent output bit.
+         *
+         * @var bool
+         */
+        public bool $output_transparent = false;
+
+        /**
+         * Extension field name.
+         *
+         * @var string
+         */
+        public string $field_name = '';
+
+        /**
+         * Class Constructor. Defines the args for the extensions class
+         *
+         * @since       1.0.0
+         * @access      public
+         *
+         * @param       object $redux Parent settings.
+         *
+         * @return      void
+         */
+        public function __construct( $redux ) {
+            parent::__construct( $redux, __FILE__ );
 
-			$this->add_field( 'color_scheme' );
-			$this->field_name = 'color_scheme';
+            $this->add_field( 'color_scheme' );
+            $this->field_name = 'color_scheme';
 
-			add_filter( "redux/options/{$this->parent->args['opt_name']}/defaults", array( $this, 'set_defaults' ) );
+            add_filter( "redux/options/{$this->parent->args['opt_name']}/defaults", array( $this, 'set_defaults' ) );
 
-			// Ajax hooks.
-			add_action( 'wp_ajax_redux_color_schemes', array( $this, 'parse_ajax' ) );
-
-			// Reset hooks.
-			add_action( 'redux/validate/' . $this->parent->args['opt_name'] . '/defaults', array( $this, 'reset_defaults' ), 0, 3 );
-			add_action( 'redux/validate/' . $this->parent->args['opt_name'] . '/defaults_section', array( $this, 'reset_defaults_section' ), 0, 3 );
-
-			// Save filter.
-			add_action( 'redux/validate/' . $this->parent->args['opt_name'] . '/before_validation', array( $this, 'save_hook' ), 0, 3 );
-
-			// Register hook - to get field id and prep helper.
-			add_action( 'redux/options/' . $this->parent->args['opt_name'] . '/field/' . $this->field_name . '/register', array( $this, 'register_field' ) );
-
-			include_once $this->extension_dir . 'color_scheme/inc/class-redux-color-scheme-functions.php';
-			Redux_Color_Scheme_Functions::init( $redux );
-
-			$field = Redux_Color_Scheme_Functions::get_field( $redux );
-
-			if ( ! is_array( $field ) ) {
-				return;
-			}
-
-			$this->field_id = $field['id'];
-
-			// Prep storage.
-			$upload_dir = Redux_Color_Scheme_Functions::$upload_dir;
-
-			// Create uploads/redux_scheme_colors/ folder.
-			if ( ! is_dir( $upload_dir ) ) {
-				Redux_Core::$filesystem->execute( 'mkdir', $upload_dir );
-			}
-		}
+            // Ajax hooks.
+            add_action( 'wp_ajax_redux_color_schemes', array( $this, 'parse_ajax' ) );
+
+            // Reset hooks.
+            add_action( 'redux/validate/' . $this->parent->args['opt_name'] . '/defaults', array( $this, 'reset_defaults' ), 0, 3 );
+            add_action( 'redux/validate/' . $this->parent->args['opt_name'] . '/defaults_section', array( $this, 'reset_defaults_section' ), 0, 3 );
+
+            // Save filter.
+            add_action( 'redux/validate/' . $this->parent->args['opt_name'] . '/before_validation', array( $this, 'save_hook' ), 0, 3 );
+
+            // Register hook - to get field id and prep helper.
+            add_action( 'redux/options/' . $this->parent->args['opt_name'] . '/field/' . $this->field_name . '/register', array( $this, 'register_field' ) );
+
+            include_once $this->extension_dir . 'color_scheme/inc/class-redux-color-scheme-functions.php';
+            Redux_Color_Scheme_Functions::init( $redux );
+
+            $field = Redux_Color_Scheme_Functions::get_field( $redux );
+
+            if ( ! is_array( $field ) ) {
+                return;
+            }
+
+            $this->field_id = $field['id'];
+
+            // Prep storage.
+            $upload_dir = Redux_Color_Scheme_Functions::$upload_dir;
+
+            // Create uploads/redux_scheme_colors/ folder.
+            if ( ! is_dir( $upload_dir ) ) {
+                Redux_Core::$filesystem->execute( 'mkdir', $upload_dir );
+            }
+        }
 
-		/**
-		 * Set default values after reset.
-		 *
-		 * @param array $defaults Default values.
-		 *
-		 * @return array
-		 */
-		public function set_defaults( array $defaults = array() ): array {
-			if ( ! Redux_Helpers::is_field_in_use( $this->parent, 'color_scheme' ) ) {
-				return $defaults;
-			}
-
-			if ( empty( $this->field_id ) ) {
-				return $defaults;
-			}
-
-			$x            = get_option( $this->parent->args['opt_name'] );
-			$color_opts   = $x[ $this->field_id ] ?? array();
-			$wrong_format = false;
-
-			if ( ! isset( $color_opts['color_scheme_name'] ) ) {
-				$wrong_format = true;
-
-				$data = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
-
-				if ( ! empty( $data ) && isset( $x[ $this->field_id ] ) ) {
-					$x[ $this->field_id ] = $data;
-
-					update_option( $this->parent->args['opt_name'], $x );
-				}
-			}
-
-			Redux_Color_Scheme_Functions::$parent = $this->parent;
-
-			$ot_val                   = Redux_Color_Scheme_Functions::get_output_transparent_val();
-			$this->output_transparent = $ot_val;
-
-			Redux_Color_Scheme_Functions::convert_to_db();
-
-			$scheme_key  = Redux_Color_Scheme_Functions::get_scheme_key();
-			$scheme_data = get_option( $scheme_key );
-
-			$scheme_data_exists = ! empty( $scheme_data );
-
-			$default_exists = in_array( 'default', array_map( 'strtolower', Redux_Color_Scheme_Functions::get_scheme_names() ), true );
-
-			if ( ! $scheme_data_exists || ! $default_exists || $wrong_format ) {
-				$data = $this->get_default_data();
-
-				// Add to (and/or create) JSON scheme file.
-				Redux_Color_Scheme_Functions::set_scheme_data( 'Default', $data );
-
-				// Set default scheme.
-				Redux_Color_Scheme_Functions::set_current_scheme_id( 'Default' );
-
-				$data = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
-
-				$this->parent->options[ $this->field_id ] = $data;
-
-				$defaults[ $this->field_id ] = $data;
-			}
-
-			return $defaults;
-		}
-
-		/**
-		 * Field Register. Sets the whole smash up.
-		 *
-		 * @param       array $data Field data.
-		 *
-		 * @return      array
-		 * @since       1.0.0
-		 * @access      public
-		 */
-		public function register_field( array $data ): array {
-
-			// Include color_scheme helper.
-			include_once $this->extension_dir . 'color_scheme/inc/class-redux-color-scheme-functions.php';
-
-			if ( isset( $data['output_transparent'] ) ) {
-				$this->output_transparent = $data['output_transparent'];
-			}
+        /**
+         * Set default values after reset.
+         *
+         * @param array $defaults Default values.
+         *
+         * @return array
+         */
+        public function set_defaults( array $defaults = array() ): array {
+            if ( ! Redux_Helpers::is_field_in_use( $this->parent, 'color_scheme' ) ) {
+                return $defaults;
+            }
+
+            if ( empty( $this->field_id ) ) {
+                return $defaults;
+            }
+
+            $x            = get_option( $this->parent->args['opt_name'] );
+            $color_opts   = $x[ $this->field_id ] ?? array();
+            $wrong_format = false;
+
+            if ( ! isset( $color_opts['color_scheme_name'] ) ) {
+                $wrong_format = true;
+
+                $data = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
+
+                if ( ! empty( $data ) && isset( $x[ $this->field_id ] ) ) {
+                    $x[ $this->field_id ] = $data;
+
+                    update_option( $this->parent->args['opt_name'], $x );
+                }
+            }
+
+            Redux_Color_Scheme_Functions::$parent = $this->parent;
+
+            $ot_val                   = Redux_Color_Scheme_Functions::get_output_transparent_val();
+            $this->output_transparent = $ot_val;
+
+            Redux_Color_Scheme_Functions::convert_to_db();
+
+            $scheme_key  = Redux_Color_Scheme_Functions::get_scheme_key();
+            $scheme_data = get_option( $scheme_key );
+
+            $scheme_data_exists = ! empty( $scheme_data );
+
+            $default_exists = in_array( 'default', array_map( 'strtolower', Redux_Color_Scheme_Functions::get_scheme_names() ), true );
+
+            if ( ! $scheme_data_exists || ! $default_exists || $wrong_format ) {
+                $data = $this->get_default_data();
+
+                // Add to (and/or create) JSON scheme file.
+                Redux_Color_Scheme_Functions::set_scheme_data( 'Default', $data );
+
+                // Set default scheme.
+                Redux_Color_Scheme_Functions::set_current_scheme_id( 'Default' );
+
+                $data = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
+
+                $this->parent->options[ $this->field_id ] = $data;
+
+                $defaults[ $this->field_id ] = $data;
+            }
+
+            return $defaults;
+        }
+
+        /**
+         * Field Register. Sets the whole smash up.
+         *
+         * @param       array $data Field data.
+         *
+         * @return      array
+         * @since       1.0.0
+         * @access      public
+         */
+        public function register_field( array $data ): array {
+
+            // Include color_scheme helper.
+            include_once $this->extension_dir . 'color_scheme/inc/class-redux-color-scheme-functions.php';
+
+            if ( isset( $data['output_transparent'] ) ) {
+                $this->output_transparent = $data['output_transparent'];
+            }
 
-			$this->field_id                         = $data['id'];
-			Redux_Color_Scheme_Functions::$field_id = $data['id'];
-
-			// Set helper parent object.
-			Redux_Color_Scheme_Functions::$parent = $this->parent;
-
-			// Prep storage.
-			$upload_dir = Redux_Color_Scheme_Functions::$upload_dir;
-
-			// Set upload_dir cookie.
-			setcookie( 'redux_color_scheme_upload_dir', $upload_dir, 0, '/' );
-
-			return $data;
-		}
-
-		/**
-		 * Reset defaults.
-		 *
-		 * @param array $defaults Default values.
-		 *
-		 * @return array
-		 */
-		public function reset_defaults( array $defaults = array() ): array {
-			if ( Redux_Helpers::is_field_in_use( $this->parent, 'color_scheme' ) ) {
-				// Check if reset_all was fired.
-				$this->reset_all();
-				$defaults[ $this->field_id ] = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
-			}
+            $this->field_id                         = $data['id'];
+            Redux_Color_Scheme_Functions::$field_id = $data['id'];
+
+            // Set helper parent object.
+            Redux_Color_Scheme_Functions::$parent = $this->parent;
+
+            // Prep storage.
+            $upload_dir = Redux_Color_Scheme_Functions::$upload_dir;
+
+            // Set upload_dir cookie.
+            setcookie( 'redux_color_scheme_upload_dir', $upload_dir, 0, '/' );
+
+            return $data;
+        }
+
+        /**
+         * Reset defaults.
+         *
+         * @param array $defaults Default values.
+         *
+         * @return array
+         */
+        public function reset_defaults( array $defaults = array() ): array {
+            if ( Redux_Helpers::is_field_in_use( $this->parent, 'color_scheme' ) ) {
+                // Check if reset_all was fired.
+                $this->reset_all();
+                $defaults[ $this->field_id ] = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
+            }
 
-			return $defaults;
-		}
+            return $defaults;
+        }
 
-		/**
-		 * Reset section defaults.
-		 *
-		 * @param array $defaults Default values.
-		 *
-		 * @return array
-		 */
-		public function reset_defaults_section( array $defaults = array() ): array {
-			if ( Redux_Helpers::is_field_in_use( $this->parent, 'color_scheme' ) ) {
-				// Get the current tab/section number.
-				if ( isset( $_COOKIE['redux_current_tab'] ) ) {
-					$cur_tab = sanitize_text_field( wp_unslash( $_COOKIE['redux_current_tab'] ) );
-
-					// Get the tab/section number field is used on.
-					$tab_num = $this->parent->field_sections['color_scheme'][ $this->field_id ];
-
-					// Match...
-					if ( $cur_tab === $tab_num ) {
-
-						// Reset data.
-						$this->reset_all();
-					}
-					$defaults[ $this->field_id ] = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
-				}
-			}
-
-			return $defaults;
-		}
-
-		/**
-		 * Save Changes Hook. What to do when changes are saved
-		 *
-		 * @param array $saved_options Saved data.
-		 * @param array $old_options   Previous data.
-		 *
-		 * @return      array
-		 * @since       1.0.0
-		 * @access      public
-		 */
-		public function save_hook( array $saved_options = array(), array $old_options = array() ): array {
-			if ( ! isset( $saved_options[ $this->field_id ] ) || empty( $saved_options[ $this->field_id ] ) || ( is_array( $saved_options[ $this->field_id ] ) && $old_options === $saved_options ) || ! array_key_exists( $this->field_id, $saved_options ) ) {
-				return $saved_options;
-			}
-
-			// We'll use the reset hook instead.
-			if ( ! empty( $saved_options['defaults'] ) || ! empty( $saved_options['defaults-section'] ) ) {
-				return $saved_options;
-			}
-
-			$first_value = reset( $saved_options[ $this->field_id ] ); // First Element's Value.
-
-			// Parse the JSON to an array.
-			if ( isset( $first_value['data'] ) ) {
-
-				Redux_Color_Scheme_Functions::$parent   = $this->parent;
-				Redux_Color_Scheme_Functions::$field_id = $this->field_id;
-
-				Redux_Color_Scheme_Functions::set_current_scheme_id( $saved_options['redux-scheme-select'] );
-
-				// Get the current field ID.
-				$raw_data = $saved_options[ $this->field_id ];
-
-				// Create a new array.
-				$save_data = array();
-
-				// Enum through saved data.
-				foreach ( $raw_data as $id => $val ) {
-
-					if ( 'color_scheme_name' !== $id ) {
-						if ( is_array( $val ) ) {
-
-							if ( ! isset( $val['data'] ) ) {
-								continue;
-							}
-
-							$data = json_decode( rawurldecode( $val['data'] ), true );
-
-							// Sanitize everything.
-							$color = $data['color'] ?? '';
-							$alpha = $data['alpha'] ?? 1;
-
-							$id    = $data['id'] ?? $id;
-							$title = $data['title'] ?? $id;
-
-							$grp = $data['group'] ?? '';
-
-							if ( '' === $color || 'transparent' === $color ) {
-								$rgba = $this->output_transparent ? 'transparent' : '';
-							} else {
-								$rgba = Redux_Helpers::hex2rgba( $color, $alpha );
-							}
-
-							// Create an array of saved data.
-							$save_data[] = array(
-								'id'    => $id,
-								'title' => $title,
-								'color' => $color,
-								'alpha' => $alpha,
-								'group' => $grp,
-								'rgba'  => $rgba,
-							);
-						} else {
-							$save_data[] = array(
-								'id'    => $id,
-								'value' => $val,
-								'type'  => 'select',
-							);
-						}
-					}
-				}
-
-				$new_scheme = array();
-
-				$new_scheme['color_scheme_name'] = Redux_Color_Scheme_Functions::get_current_scheme_id();
-
-				// Enum through values and assign them to a new array.
-				foreach ( $save_data as $val ) {
-					if ( isset( $val['id'] ) ) {
-						$new_scheme[ $val['id'] ] = $val;
-					}
-				}
-
-				// Filter for DB save
-				// Doesn't need to save select arrays to a database,
-				// just the id => value.
-				$database_data = $new_scheme;
-
-				foreach ( $database_data as $k => $v ) {
-					if ( isset( $v['type'] ) ) {
-						$val = $v['value'];
-
-						unset( $database_data[ $k ] );
-
-						$database_data[ $k ] = $val;
-					}
-				}
-
-				$saved_options[ $this->field_id ] = $database_data;
-
-				// Check if we should save this compared to the old data.
-				$save_scheme = false;
-
-				// Doesn't exist or is empty.
-				if ( ! isset( $old_options[ $this->field_id ] ) || ( isset( $old_options[ $this->field_id ] ) && ! empty( $old_options[ $this->field_id ] ) ) ) {
-					$save_scheme = true;
-				}
-
-				// Isn't empty and isn't the same as the new array.
-				if ( ! empty( $old_options[ $this->field_id ] ) && $saved_options[ $this->field_id ] !== $old_options[ $this->field_id ] ) {
-					$save_scheme = true;
-				}
-
-				if ( $save_scheme ) {
-					$scheme = Redux_Color_Scheme_Functions::get_current_scheme_id();
-					Redux_Color_Scheme_Functions::set_scheme_data( $scheme, $save_data );
-				}
-			}
-
-			return $saved_options;
-		}
-
-		/**
-		 * Reset data. Restores colour picker to default values
-		 *
-		 * @since       1.0.0
-		 * @access      private
-		 * @return      void
-		 */
-		private function reset_data() {
-			Redux_Color_Scheme_Functions::$parent   = $this->parent;
-			Redux_Color_Scheme_Functions::$field_id = $this->field_id;
-
-			// Get default data.
-			$data = $this->get_default_data();
-
-			// Add to (and/or create) JSON scheme file.
-			Redux_Color_Scheme_Functions::set_scheme_data( 'Default', $data );
-
-			// Set default scheme.
-			Redux_Color_Scheme_Functions::set_current_scheme_id( 'Default' );
-		}
-
-		/**
-		 * Reset All Hook. Todo list when all data is reset
-		 *
-		 * @return      void
-		 * @since       1.0.0
-		 * @access      public
-		 */
-		public function reset_all() {
-			if ( ! empty( $this->field_id ) && isset( $this->parent->options_defaults[ $this->field_id ] ) && ! empty( $this->parent->options_defaults[ $this->field_id ] ) ) {
-				Redux_Color_Scheme_Functions::$parent   = $this->parent;
-				Redux_Color_Scheme_Functions::$field_id = $this->field_id;
-
-				$this->reset_data();
-			}
-		}
-
-		/**
-		 * AJAX evaluator. Determine course of action based on AJAX callback
-		 *
-		 * @since       1.0.0
-		 * @access      public
-		 * @return      void
-		 */
-		public function parse_ajax() {
-			if ( ! is_user_logged_in() && ! is_admin() && ! current_user_can( $this->parent->args['page_permissions'] ) ) {
-				wp_die( esc_html__( 'You do not have permission to perform this action.', 'redux-framework' ) );
-			}
-
-			$opt_name = $this->parent->args['opt_name'];
-			$parent   = $this->parent;
-
-			$nonce = isset( $_REQUEST['nonce'] ) ? sanitize_key( wp_unslash( $_REQUEST['nonce'] ) ) : '';
-			if ( ! wp_verify_nonce( $nonce, 'redux_' . $opt_name . '_color_schemes' ) ) {
-				wp_die( esc_html__( 'Invalid Security Credentials. Please reload the page and try again.', 'redux-framework' ) );
-			}
-
-			$type = isset( $_REQUEST['type'] ) ? sanitize_key( wp_unslash( $_REQUEST['type'] ) ) : '';
-			if ( ! in_array( $type, array( 'save', 'delete', 'update', 'export', 'import' ), true ) ) {
-				wp_die( esc_html__( 'Invalid request.', 'redux-framework' ) );
-			}
-
-			if ( 'save' === $type ) {
-				$this->save_scheme( $parent );
-			} elseif ( 'delete' === $type ) {
-				$this->delete_scheme( $parent );
-			} elseif ( 'update' === $type ) {
-				$this->get_scheme_html( $parent );
-			} elseif ( 'export' === $type ) {
-				$this->download_schemes();
-			} elseif ( 'import' === $type ) {
-				$this->import_schemes();
-			}
-		}
-
-		/**
-		 * Download Scheme File.
-		 *
-		 * @since       4.4.18
-		 * @access      private
-		 * @return      void
-		 */
-		private function import_schemes() {
-			if ( isset( $_REQUEST['content'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-				$opt_name = Redux_Color_Scheme_Functions::$parent->args['opt_name'];
-				if ( ! preg_match( '/^[a-zA-Z0-9_-]+$/', $opt_name ) ) {
-					$result = array(
-						'result' => false,
-						'data'   => esc_html__( 'Invalid opt_name', 'redux-framework' ),
-					);
-					echo wp_json_encode( $result );
-					die();
-				}
-
-				$field_id = Redux_Color_Scheme_Functions::$field_id;
-				if ( ! preg_match( '/^[a-zA-Z0-9_-]+$/', $field_id ) ) {
-					$result = array(
-						'result' => false,
-						'data'   => esc_html__( 'Invalid field_id', 'redux-framework' ),
-					);
-					echo wp_json_encode( $result );
-					die();
-				}
-
-				$content = wp_unslash( $_REQUEST['content'] ); // phpcs:ignore WordPress.Security.NonceVerification, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
-				$content = is_array( $content ) ? array_map( 'stripslashes_deep', $content ) : stripslashes( $content );
-				$content = json_decode( $content, true );
-
-				if ( is_null( $content ) ) {
-					$result = array(
-						'result' => false,
-						'data'   => esc_html__( 'Import unsuccessful! Malformed JSON data detected.', 'redux-framework' ),
-					);
-
-					$result = wp_json_encode( $result );
-
-					echo $result; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
-
-					die;
-				}
-
-				if ( isset( $content['Default']['color_scheme_name'] ) ) {
-					$content = wp_json_encode( $content );
-
-					$param_array = array(
-						'content'   => $content,
-						'overwrite' => true,
-						'chmod'     => FS_CHMOD_FILE,
-					);
-
-					$import_file = Redux_Color_Scheme_Functions::$upload_dir . sanitize_file_name( $opt_name ) . '_' . sanitize_file_name( $field_id ) . '.json';
-
-					if ( true === Redux_Core::$filesystem->execute( 'put_contents', $import_file, $param_array ) ) {
-						$result = array(
-							'result' => true,
-							// translators: %s = HTML content.
-							'data'   => sprintf( esc_html__( 'Import successful! Click %s to refresh.', 'redux-framework' ), '<strong>' . esc_html__( 'OK', 'redux-framework' ) . '</strong>' ),
-						);
-					} else {
-						$result = array(
-							'result' => false,
-							'data'   => esc_html__( 'Import unsuccessful! File permission error: Could not write import data to server.', 'redux-framework' ),
-						);
-					}
-				} else {
-					$result = array(
-						'result' => false,
-						'data'   => esc_html__( 'Import unsuccessful! The selected file is not a valid color scheme file.', 'redux-framework' ),
-					);
-				}
-			} else {
-				$result = array(
-					'result' => false,
-					'data'   => esc_html__( 'Import unsuccessful! No data detected in the import file.', 'redux-framework' ),
-				);
-			}
-
-			$result = wp_json_encode( $result );
-
-			echo $result; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
-
-			die;
-		}
-
-		/**
-		 * Download Scheme File.
-		 *
-		 * @since       1.0.0
-		 * @access      private
-		 * @return      void
-		 */
-		private function download_schemes() {
-			Redux_Color_Scheme_Functions::$parent   = $this->parent;
-			Redux_Color_Scheme_Functions::$field_id = $this->field_id;
-
-			// Read contents of scheme file.
-			$content = Redux_Color_Scheme_Functions::read_scheme_file();
-			$content = wp_json_encode( $content );
-
-			// Set header info.
-			header( 'Content-Description: File Transfer' );
-			header( 'Content-type: application/txt' );
-			header( 'Content-Disposition: attachment; filename="redux_schemes_' . $this->parent->args['opt_name'] . '_' . $this->field_id . '_' . gmdate( 'm-d-Y' ) . '.json"' );
-			header( 'Content-Transfer-Encoding: binary' );
-			header( 'Expires: 0' );
-			header( 'Cache-Control: must-revalidate' );
-			header( 'Pragma: public' );
-
-			// File download.
-			echo $content; // phpcs:ignore WordPress.Security.EscapeOutput
-
-			// 2B ~! 2B
-			die;
-		}
-
-		/**
-		 * Save Scheme. Saved an individual scheme to JSON scheme file.
-		 *
-		 * @param ReduxFramework $redux ReduxFramework object.
-		 *
-		 * @return      void
-		 * @since       1.0.0
-		 * @access      private
-		 */
-		private function save_scheme( ReduxFramework $redux ) {
-			Redux_Color_Scheme_Functions::$parent   = $redux;
-			Redux_Color_Scheme_Functions::$field_id = $this->field_id;
-
-			// Get the scheme name.
-			if ( isset( $_REQUEST['scheme_name'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-				$scheme_name = sanitize_text_field( wp_unslash( $_REQUEST['scheme_name'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
-
-				// Check for duplicates.
-				$names = Redux_Color_Scheme_Functions::get_scheme_names();
-				foreach ( $names as $name ) {
-					$name     = strtolower( $name );
-					$tmp_name = strtolower( $scheme_name );
-
-					if ( $name === $tmp_name ) {
-						echo 'fail';
-						die();
-					}
-				}
-
-				// Get scheme data.
-				if ( isset( $_REQUEST['scheme_data'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-					$scheme_data = wp_unslash( $_REQUEST['scheme_data'] ); // phpcs:ignore WordPress.Security
-
-					// Get field ID.
-					if ( isset( $_REQUEST['field_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-						$scheme_data = rawurldecode( $scheme_data );
-						$scheme_data = json_decode( $scheme_data, true );
-
-						// Save scheme to file.  If successful...
-						if ( true === Redux_Color_Scheme_Functions::set_scheme_data( $scheme_name, $scheme_data ) ) {
-
-							// Update scheme selector.
-							echo Redux_Color_Scheme_Functions::get_scheme_select_html( $scheme_name ); // phpcs:ignore WordPress.Security.EscapeOutput
-						}
-					}
-				}
-			}
-
-			die(); // a horrible death!
-		}
-
-		/**
-		 * Delete Scheme. Delete individual scheme from JSON scheme file.
-		 *
-		 * @param ReduxFramework $redux ReduxFramework object.
-		 *
-		 * @return      void
-		 * @since       1.0.0
-		 * @access      private
-		 */
-		private function delete_scheme( ReduxFramework $redux ) {
-
-			// Get deleted scheme ID.
-			if ( isset( $_REQUEST['scheme_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-				$scheme_id = sanitize_text_field( wp_unslash( $_REQUEST['scheme_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
-
-				// Get field ID.
-				if ( isset( $_REQUEST['field_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-					$field_id = sanitize_text_field( wp_unslash( $_REQUEST['field_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
-
-					// If scheme ID was passed (and why wouldn't it be?? Hmm??).
-					if ( $scheme_id ) {
-						Redux_Color_Scheme_Functions::$field_id = $field_id;
-						Redux_Color_Scheme_Functions::$parent   = $redux;
-
-						// Get the entire scheme file.
-						$schemes = Redux_Color_Scheme_Functions::read_scheme_file();
-
-						// If we got a good read...
-						if ( false !== $schemes ) {
-
-							// If scheme name exists...
-							if ( isset( $schemes[ $scheme_id ] ) ) {
-
-								// Unset it.
-								unset( $schemes[ $scheme_id ] );
-
-								// Save the scheme data, minus the deleted scheme.  Upon success...
-								if ( true === Redux_Color_Scheme_Functions::write_scheme_file( $schemes ) ) {
-
-									// Set default scheme.
-									Redux_Color_Scheme_Functions::set_current_scheme_id( 'Default' );
-
-									// Update field ID.
-									Redux_Color_Scheme_Functions::$field_id = $field_id;
-
-									// Meh TODO.
-									Redux_Color_Scheme_Functions::set_database_data();
-
-									echo 'success';
-								} else {
-									echo 'Failed to write JSON file to server.';
-								}
-							} else {
-								echo 'Scheme name does not exist in JSON string.  Aborting.';
-							}
-						} else {
-							echo 'Failed to read JSON scheme file, or file is empty.';
-						}
-					} else {
-						echo 'No scheme ID passed.  Aborting.';
-					}
-				}
-			}
-
-			die(); // rolled a two.
-		}
-
-		/**
-		 * Gets the new scheme based on selection.
-		 *
-		 * @param ReduxFramework $redux ReduxFramework object.
-		 *
-		 * @return      void
-		 * @since       1.0.0
-		 * @access      private
-		 */
-		private function get_scheme_html( ReduxFramework $redux ) {
-			if ( isset( $_POST['scheme_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-
-				// Get the selected scheme name.
-				$scheme_id = sanitize_text_field( wp_unslash( $_POST['scheme_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
-
-				if ( isset( $_POST['field_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
-
-					// Get the field ID.
-					$field_id = sanitize_text_field( wp_unslash( $_POST['field_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
-
-					// Get the field class.
-					$field_class = isset( $_POST['field_class'] ) ? sanitize_text_field( wp_unslash( $_POST['field_class'] ) ) : ''; // phpcs:ignore WordPress.Security.NonceVerification
-
-					Redux_Color_Scheme_Functions::$parent = $redux;
-
-					// Set the updated field ID.
-					Redux_Color_Scheme_Functions::$field_id = $field_id;
-
-					// Set the updated field class.
-					Redux_Color_Scheme_Functions::$field_class = $field_class;
-
-					// Get the color picket layout HTML.
-					$html = Redux_Color_Scheme_Functions::get_current_color_scheme_html( $scheme_id );
-
-					// Print!
-					echo $html; // phpcs:ignore WordPress.Security.EscapeOutput
-				}
-			}
-
-			die(); // another day.
-		}
-
-
-		/**
-		 * Retrieves an array of default data for color picker.
-		 *
-		 * @since       1.0.0
-		 * @access      private
-		 * @return      array Default values from config.
-		 */
-		private function get_default_data(): array {
-			$def_opts = $this->parent->options_defaults[ $this->field_id ];
-
-			if ( isset( $def_opts['color_scheme_name'] ) ) {
-				return array();
-			}
-
-			$sections = $this->parent->sections;
-			$data     = array();
-
-			foreach ( $sections as $arr ) {
-				if ( isset( $arr['fields'] ) ) {
-					foreach ( $arr['fields'] as $arr2 ) {
-						if ( $arr2['id'] === $this->field_id ) {
-
-							// Select fields.
-							if ( isset( $arr2['select'] ) ) {
-								foreach ( $arr2['select'] as $v ) {
-									$data[] = array(
-										'id'    => $v['id'],
-										'value' => $v['default'],
-										'type'  => 'select',
-									);
-								}
-							}
-						}
-					}
-				}
-			}
-
-			foreach ( $def_opts as $v ) {
-				$title = $v['title'] ?? $v['id'];
-				$color = $v['color'] ?? '';
-				$alpha = $v['alpha'] ?? 1;
-				$grp   = $v['group'] ?? '';
-
-				if ( '' === $color || 'transparent' === $color ) {
-					$rgba = $this->output_transparent ? 'transparent' : '';
-				} else {
-					$rgba = Redux_Helpers::hex2rgba( $color, $alpha );
-				}
-
-				$data[] = array(
-					'id'    => $v['id'],
-					'title' => $title,
-					'color' => $color,
-					'alpha' => $alpha,
-					'group' => $grp,
-					'rgba'  => $rgba,
-				);
-			}
-
-			return $data;
-		}
-	}
-
-	class_alias( Redux_Extension_Color_Scheme::class, 'ReduxFramework_Extension_Color_Scheme' );
+        /**
+         * Reset section defaults.
+         *
+         * @param array $defaults Default values.
+         *
+         * @return array
+         */
+        public function reset_defaults_section( array $defaults = array() ): array {
+            if ( Redux_Helpers::is_field_in_use( $this->parent, 'color_scheme' ) ) {
+                // Get the current tab/section number.
+                if ( isset( $_COOKIE['redux_current_tab'] ) ) {
+                    $cur_tab = sanitize_text_field( wp_unslash( $_COOKIE['redux_current_tab'] ) );
+
+                    // Get the tab/section number field is used on.
+                    $tab_num = $this->parent->field_sections['color_scheme'][ $this->field_id ];
+
+                    // Match...
+                    if ( $cur_tab === $tab_num ) {
+
+                        // Reset data.
+                        $this->reset_all();
+                    }
+                    $defaults[ $this->field_id ] = Redux_Color_Scheme_Functions::data_array_from_scheme( 'Default' );
+                }
+            }
+
+            return $defaults;
+        }
+
+        /**
+         * Save Changes Hook. What to do when changes are saved
+         *
+         * @param array $saved_options Saved data.
+         * @param array $old_options   Previous data.
+         *
+         * @return      array
+         * @since       1.0.0
+         * @access      public
+         */
+        public function save_hook( array $saved_options = array(), array $old_options = array() ): array {
+            if ( ! isset( $saved_options[ $this->field_id ] ) || empty( $saved_options[ $this->field_id ] ) || ( is_array( $saved_options[ $this->field_id ] ) && $old_options === $saved_options ) || ! array_key_exists( $this->field_id, $saved_options ) ) {
+                return $saved_options;
+            }
+
+            // We'll use the reset hook instead.
+            if ( ! empty( $saved_options['defaults'] ) || ! empty( $saved_options['defaults-section'] ) ) {
+                return $saved_options;
+            }
+
+            $first_value = reset( $saved_options[ $this->field_id ] ); // First Element's Value.
+
+            // Parse the JSON to an array.
+            if ( isset( $first_value['data'] ) ) {
+
+                Redux_Color_Scheme_Functions::$parent   = $this->parent;
+                Redux_Color_Scheme_Functions::$field_id = $this->field_id;
+
+                Redux_Color_Scheme_Functions::set_current_scheme_id( $saved_options['redux-scheme-select'] );
+
+                // Get the current field ID.
+                $raw_data = $saved_options[ $this->field_id ];
+
+                // Create a new array.
+                $save_data = array();
+
+                // Enum through saved data.
+                foreach ( $raw_data as $id => $val ) {
+
+                    if ( 'color_scheme_name' !== $id ) {
+                        if ( is_array( $val ) ) {
+
+                            if ( ! isset( $val['data'] ) ) {
+                                continue;
+                            }
+
+                            $data = json_decode( rawurldecode( $val['data'] ), true );
+
+                            // Sanitize everything.
+                            $color = $data['color'] ?? '';
+                            $alpha = $data['alpha'] ?? 1;
+
+                            $id    = $data['id'] ?? $id;
+                            $title = $data['title'] ?? $id;
+
+                            $grp = $data['group'] ?? '';
+
+                            if ( '' === $color || 'transparent' === $color ) {
+                                $rgba = $this->output_transparent ? 'transparent' : '';
+                            } else {
+                                $rgba = Redux_Helpers::hex2rgba( $color, $alpha );
+                            }
+
+                            // Create an array of saved data.
+                            $save_data[] = array(
+                                'id'    => $id,
+                                'title' => $title,
+                                'color' => $color,
+                                'alpha' => $alpha,
+                                'group' => $grp,
+                                'rgba'  => $rgba,
+                            );
+                        } else {
+                            $save_data[] = array(
+                                'id'    => $id,
+                                'value' => $val,
+                                'type'  => 'select',
+                            );
+                        }
+                    }
+                }
+
+                $new_scheme = array();
+
+                $new_scheme['color_scheme_name'] = Redux_Color_Scheme_Functions::get_current_scheme_id();
+
+                // Enum through values and assign them to a new array.
+                foreach ( $save_data as $val ) {
+                    if ( isset( $val['id'] ) ) {
+                        $new_scheme[ $val['id'] ] = $val;
+                    }
+                }
+
+                // Filter for DB save
+                // Doesn't need to save select arrays to a database,
+                // just the id => value.
+                $database_data = $new_scheme;
+
+                foreach ( $database_data as $k => $v ) {
+                    if ( isset( $v['type'] ) ) {
+                        $val = $v['value'];
+
+                        unset( $database_data[ $k ] );
+
+                        $database_data[ $k ] = $val;
+                    }
+                }
+
+                $saved_options[ $this->field_id ] = $database_data;
+
+                // Check if we should save this compared to the old data.
+                $save_scheme = false;
+
+                // Doesn't exist or is empty.
+                if ( ! isset( $old_options[ $this->field_id ] ) || ( isset( $old_options[ $this->field_id ] ) && ! empty( $old_options[ $this->field_id ] ) ) ) {
+                    $save_scheme = true;
+                }
+
+                // Isn't empty and isn't the same as the new array.
+                if ( ! empty( $old_options[ $this->field_id ] ) && $saved_options[ $this->field_id ] !== $old_options[ $this->field_id ] ) {
+                    $save_scheme = true;
+                }
+
+                if ( $save_scheme ) {
+                    $scheme = Redux_Color_Scheme_Functions::get_current_scheme_id();
+                    Redux_Color_Scheme_Functions::set_scheme_data( $scheme, $save_data );
+                }
+            }
+
+            return $saved_options;
+        }
+
+        /**
+         * Reset data. Restores colour picker to default values
+         *
+         * @since       1.0.0
+         * @access      private
+         * @return      void
+         */
+        private function reset_data() {
+            Redux_Color_Scheme_Functions::$parent   = $this->parent;
+            Redux_Color_Scheme_Functions::$field_id = $this->field_id;
+
+            // Get default data.
+            $data = $this->get_default_data();
+
+            // Add to (and/or create) JSON scheme file.
+            Redux_Color_Scheme_Functions::set_scheme_data( 'Default', $data );
+
+            // Set default scheme.
+            Redux_Color_Scheme_Functions::set_current_scheme_id( 'Default' );
+        }
+
+        /**
+         * Reset All Hook. Todo list when all data is reset
+         *
+         * @return      void
+         * @since       1.0.0
+         * @access      public
+         */
+        public function reset_all() {
+            if ( ! empty( $this->field_id ) && isset( $this->parent->options_defaults[ $this->field_id ] ) && ! empty( $this->parent->options_defaults[ $this->field_id ] ) ) {
+                Redux_Color_Scheme_Functions::$parent   = $this->parent;
+                Redux_Color_Scheme_Functions::$field_id = $this->field_id;
+
+                $this->reset_data();
+            }
+        }
+
+        /**
+         * AJAX evaluator. Determine course of action based on AJAX callback
+         *
+         * @since       1.0.0
+         * @access      public
+         * @return      void
+         */
+        public function parse_ajax() {
+            if ( ! is_user_logged_in() && ! is_admin() && ! current_user_can( $this->parent->args['page_permissions'] ) ) {
+                wp_die( esc_html__( 'You do not have permission to perform this action.', 'redux-framework' ) );
+            }
+
+            $opt_name = $this->parent->args['opt_name'];
+            $parent   = $this->parent;
+
+            $nonce = isset( $_REQUEST['nonce'] ) ? sanitize_key( wp_unslash( $_REQUEST['nonce'] ) ) : '';
+            if ( ! wp_verify_nonce( $nonce, 'redux_' . $opt_name . '_color_schemes' ) ) {
+                wp_die( esc_html__( 'Invalid Security Credentials. Please reload the page and try again.', 'redux-framework' ) );
+            }
+
+            $type = isset( $_REQUEST['type'] ) ? sanitize_key( wp_unslash( $_REQUEST['type'] ) ) : '';
+            if ( ! in_array( $type, array( 'save', 'delete', 'update', 'export', 'import' ), true ) ) {
+                wp_die( esc_html__( 'Invalid request.', 'redux-framework' ) );
+            }
+
+            if ( 'save' === $type ) {
+                $this->save_scheme( $parent );
+            } elseif ( 'delete' === $type ) {
+                $this->delete_scheme( $parent );
+            } elseif ( 'update' === $type ) {
+                $this->get_scheme_html( $parent );
+            } elseif ( 'export' === $type ) {
+                $this->download_schemes();
+            } elseif ( 'import' === $type ) {
+                $this->import_schemes();
+            }
+        }
+
+        /**
+         * Download Scheme File.
+         *
+         * @since       4.4.18
+         * @access      private
+         * @return      void
+         */
+        private function import_schemes() {
+            if ( isset( $_REQUEST['content'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+                $opt_name = Redux_Color_Scheme_Functions::$parent->args['opt_name'];
+                if ( ! preg_match( '/^[a-zA-Z0-9_-]+$/', $opt_name ) ) {
+                    $result = array(
+                        'result' => false,
+                        'data'   => esc_html__( 'Invalid opt_name', 'redux-framework' ),
+                    );
+                    echo wp_json_encode( $result );
+                    die();
+                }
+
+                $field_id = Redux_Color_Scheme_Functions::$field_id;
+                if ( ! preg_match( '/^[a-zA-Z0-9_-]+$/', $field_id ) ) {
+                    $result = array(
+                        'result' => false,
+                        'data'   => esc_html__( 'Invalid field_id', 'redux-framework' ),
+                    );
+                    echo wp_json_encode( $result );
+                    die();
+                }
+
+                $content = wp_unslash( $_REQUEST['content'] ); // phpcs:ignore WordPress.Security.NonceVerification, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
+                $content = is_array( $content ) ? array_map( 'stripslashes_deep', $content ) : stripslashes( $content );
+                $content = json_decode( $content, true );
+
+                if ( is_null( $content ) ) {
+                    $result = array(
+                        'result' => false,
+                        'data'   => esc_html__( 'Import unsuccessful! Malformed JSON data detected.', 'redux-framework' ),
+                    );
+
+                    $result = wp_json_encode( $result );
+
+                    echo $result; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
+
+                    die;
+                }
+
+                if ( isset( $content['Default']['color_scheme_name'] ) ) {
+                    $content = wp_json_encode( $content );
+
+                    $param_array = array(
+                        'content'   => $content,
+                        'overwrite' => true,
+                        'chmod'     => FS_CHMOD_FILE,
+                    );
+
+                    $import_file = Redux_Color_Scheme_Functions::$upload_dir . sanitize_file_name( $opt_name ) . '_' . sanitize_file_name( $field_id ) . '.json';
+
+                    if ( true === Redux_Core::$filesystem->execute( 'put_contents', $import_file, $param_array ) ) {
+                        $result = array(
+                            'result' => true,
+                            // translators: %s = HTML content.
+                            'data'   => sprintf( esc_html__( 'Import successful! Click %s to refresh.', 'redux-framework' ), '<strong>' . esc_html__( 'OK', 'redux-framework' ) . '</strong>' ),
+                        );
+                    } else {
+                        $result = array(
+                            'result' => false,
+                            'data'   => esc_html__( 'Import unsuccessful! File permission error: Could not write import data to server.', 'redux-framework' ),
+                        );
+                    }
+                } else {
+                    $result = array(
+                        'result' => false,
+                        'data'   => esc_html__( 'Import unsuccessful! The selected file is not a valid color scheme file.', 'redux-framework' ),
+                    );
+                }
+            } else {
+                $result = array(
+                    'result' => false,
+                    'data'   => esc_html__( 'Import unsuccessful! No data detected in the import file.', 'redux-framework' ),
+                );
+            }
+
+            $result = wp_json_encode( $result );
+
+            echo $result; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
+
+            die;
+        }
+
+        /**
+         * Download Scheme File.
+         *
+         * @since       1.0.0
+         * @access      private
+         * @return      void
+         */
+        private function download_schemes() {
+            Redux_Color_Scheme_Functions::$parent   = $this->parent;
+            Redux_Color_Scheme_Functions::$field_id = $this->field_id;
+
+            // Read contents of scheme file.
+            $content = Redux_Color_Scheme_Functions::read_scheme_file();
+            $content = wp_json_encode( $content );
+
+            // Set header info.
+            header( 'Content-Description: File Transfer' );
+            header( 'Content-type: application/txt' );
+            header( 'Content-Disposition: attachment; filename="redux_schemes_' . $this->parent->args['opt_name'] . '_' . $this->field_id . '_' . gmdate( 'm-d-Y' ) . '.json"' );
+            header( 'Content-Transfer-Encoding: binary' );
+            header( 'Expires: 0' );
+            header( 'Cache-Control: must-revalidate' );
+            header( 'Pragma: public' );
+
+            // File download.
+            echo $content; // phpcs:ignore WordPress.Security.EscapeOutput
+
+            // 2B ~! 2B
+            die;
+        }
+
+        /**
+         * Save Scheme. Saved an individual scheme to JSON scheme file.
+         *
+         * @param ReduxFramework $redux ReduxFramework object.
+         *
+         * @return      void
+         * @since       1.0.0
+         * @access      private
+         */
+        private function save_scheme( ReduxFramework $redux ) {
+            Redux_Color_Scheme_Functions::$parent   = $redux;
+            Redux_Color_Scheme_Functions::$field_id = $this->field_id;
+
+            // Get the scheme name.
+            if ( isset( $_REQUEST['scheme_name'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+                $scheme_name = sanitize_text_field( wp_unslash( $_REQUEST['scheme_name'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
+
+                // Check for duplicates.
+                $names = Redux_Color_Scheme_Functions::get_scheme_names();
+                foreach ( $names as $name ) {
+                    $name     = strtolower( $name );
+                    $tmp_name = strtolower( $scheme_name );
+
+                    if ( $name === $tmp_name ) {
+                        echo 'fail';
+                        die();
+                    }
+                }
+
+                // Get scheme data.
+                if ( isset( $_REQUEST['scheme_data'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+                    $scheme_data = wp_unslash( $_REQUEST['scheme_data'] ); // phpcs:ignore WordPress.Security
+
+                    // Get field ID.
+                    if ( isset( $_REQUEST['field_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+                        $scheme_data = rawurldecode( $scheme_data );
+                        $scheme_data = json_decode( $scheme_data, true );
+
+                        // Save scheme to file.  If successful...
+                        if ( true === Redux_Color_Scheme_Functions::set_scheme_data( $scheme_name, $scheme_data ) ) {
+
+                            // Update scheme selector.
+                            echo Redux_Color_Scheme_Functions::get_scheme_select_html( $scheme_name ); // phpcs:ignore WordPress.Security.EscapeOutput
+                        }
+                    }
+                }
+            }
+
+            die(); // a horrible death!
+        }
+
+        /**
+         * Delete Scheme. Delete individual scheme from JSON scheme file.
+         *
+         * @param ReduxFramework $redux ReduxFramework object.
+         *
+         * @return      void
+         * @since       1.0.0
+         * @access      private
+         */
+        private function delete_scheme( ReduxFramework $redux ) {
+
+            // Get deleted scheme ID.
+            if ( isset( $_REQUEST['scheme_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+                $scheme_id = sanitize_text_field( wp_unslash( $_REQUEST['scheme_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
+
+                // Get field ID.
+                if ( isset( $_REQUEST['field_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+                    $field_id = sanitize_text_field( wp_unslash( $_REQUEST['field_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
+
+                    // If scheme ID was passed (and why wouldn't it be?? Hmm??).
+                    if ( $scheme_id ) {
+                        Redux_Color_Scheme_Functions::$field_id = $field_id;
+                        Redux_Color_Scheme_Functions::$parent   = $redux;
+
+                        // Get the entire scheme file.
+                        $schemes = Redux_Color_Scheme_Functions::read_scheme_file();
+
+                        // If we got a good read...
+                        if ( false !== $schemes ) {
+
+                            // If scheme name exists...
+                            if ( isset( $schemes[ $scheme_id ] ) ) {
+
+                                // Unset it.
+                                unset( $schemes[ $scheme_id ] );
+
+                                // Save the scheme data, minus the deleted scheme.  Upon success...
+                                if ( true === Redux_Color_Scheme_Functions::write_scheme_file( $schemes ) ) {
+
+                                    // Set default scheme.
+                                    Redux_Color_Scheme_Functions::set_current_scheme_id( 'Default' );
+
+                                    // Update field ID.
+                                    Redux_Color_Scheme_Functions::$field_id = $field_id;
+
+                                    // Meh TODO.
+                                    Redux_Color_Scheme_Functions::set_database_data();
+
+                                    echo 'success';
+                                } else {
+                                    echo 'Failed to write JSON file to server.';
+                                }
+                            } else {
+                                echo 'Scheme name does not exist in JSON string.  Aborting.';
+                            }
+                        } else {
+                            echo 'Failed to read JSON scheme file, or file is empty.';
+                        }
+                    } else {
+                        echo 'No scheme ID passed.  Aborting.';
+                    }
+                }
+            }
+
+            die(); // rolled a two.
+        }
+
+        /**
+         * Gets the new scheme based on selection.
+         *
+         * @param ReduxFramework $redux ReduxFramework object.
+         *
+         * @return      void
+         * @since       1.0.0
+         * @access      private
+         */
+        private function get_scheme_html( ReduxFramework $redux ) {
+            if ( isset( $_POST['scheme_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+
+                // Get the selected scheme name.
+                $scheme_id = sanitize_text_field( wp_unslash( $_POST['scheme_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
+
+                if ( isset( $_POST['field_id'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
+
+                    // Get the field ID.
+                    $field_id = sanitize_text_field( wp_unslash( $_POST['field_id'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
+
+                    // Get the field class.
+                    $field_class = isset( $_POST['field_class'] ) ? sanitize_text_field( wp_unslash( $_POST['field_class'] ) ) : ''; // phpcs:ignore WordPress.Security.NonceVerification
+
+                    Redux_Color_Scheme_Functions::$parent = $redux;
+
+                    // Set the updated field ID.
+                    Redux_Color_Scheme_Functions::$field_id = $field_id;
+
+                    // Set the updated field class.
+                    Redux_Color_Scheme_Functions::$field_class = $field_class;
+
+                    // Get the color picket layout HTML.
+                    $html = Redux_Color_Scheme_Functions::get_current_color_scheme_html( $scheme_id );
+
+                    // Print!
+                    echo $html; // phpcs:ignore WordPress.Security.EscapeOutput
+                }
+            }
+
+            die(); // another day.
+        }
+
+
+        /**
+         * Retrieves an array of default data for color picker.
+         *
+         * @since       1.0.0
+         * @access      private
+         * @return      array Default values from config.
+         */
+        private function get_default_data(): array {
+            $def_opts = $this->parent->options_defaults[ $this->field_id ];
+
+            if ( isset( $def_opts['color_scheme_name'] ) ) {
+                return array();
+            }
+
+            $sections = $this->parent->sections;
+            $data     = array();
+
+            foreach ( $sections as $arr ) {
+                if ( isset( $arr['fields'] ) ) {
+                    foreach ( $arr['fields'] as $arr2 ) {
+                        if ( $arr2['id'] === $this->field_id ) {
+
+                            // Select fields.
+                            if ( isset( $arr2['select'] ) ) {
+                                foreach ( $arr2['select'] as $v ) {
+                                    $data[] = array(
+                                        'id'    => $v['id'],
+                                        'value' => $v['default'],
+                                        'type'  => 'select',
+                                    );
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+
+            foreach ( $def_opts as $v ) {
+                $title = $v['title'] ?? $v['id'];
+                $color = $v['color'] ?? '';
+                $alpha = $v['alpha'] ?? 1;
+                $grp   = $v['group'] ?? '';
+
+                if ( '' === $color || 'transparent' === $color ) {
+                    $rgba = $this->output_transparent ? 'transparent' : '';
+                } else {
+                    $rgba = Redux_Helpers::hex2rgba( $color, $alpha );
+                }
+
+                $data[] = array(
+                    'id'    => $v['id'],
+                    'title' => $title,
+                    'color' => $color,
+                    'alpha' => $alpha,
+                    'group' => $grp,
+                    'rgba'  => $rgba,
+                );
+            }
+
+            return $data;
+        }
+    }
+
+    class_alias( Redux_Extension_Color_Scheme::class, 'ReduxFramework_Extension_Color_Scheme' );
 }

redux-core/inc/classes/class-redux-secure-token.php

Indentation +56 added lines, -56 removed lines

@@ -12,70 +12,70 @@
 
 if ( ! class_exists( 'Redux_Secure_Token', false ) ) {
 
-	/**
-	 * Redux_Secure_Token.
-	 *
-	 * @since 4.5.10
-	 */
-	class Redux_Secure_Token {
-		/**
-		 * Generate a secure, single-use token.
-		 *
-		 * @param string          $action  Nonce action.
-		 * @param int|string|null $user_id User ID.
-		 *
-		 * @return false|mixed|null
-		 */
-		public static function generate( string $action, $user_id = null ) {
-			$user_id = $user_id ?? get_current_user_id();
+    /**
+     * Redux_Secure_Token.
+     *
+     * @since 4.5.10
+     */
+    class Redux_Secure_Token {
+        /**
+         * Generate a secure, single-use token.
+         *
+         * @param string          $action  Nonce action.
+         * @param int|string|null $user_id User ID.
+         *
+         * @return false|mixed|null
+         */
+        public static function generate( string $action, $user_id = null ) {
+            $user_id = $user_id ?? get_current_user_id();
 
-			if ( ! $user_id ) {
-				return false; // No tokens for unauthenticated users.
-			}
+            if ( ! $user_id ) {
+                return false; // No tokens for unauthenticated users.
+            }
 
-			$token = wp_generate_password( 32, false );
-			$hash  = wp_hash( $token . $action . $user_id );
+            $token = wp_generate_password( 32, false );
+            $hash  = wp_hash( $token . $action . $user_id );
 
-			// Store with expiration (1 hour).
-			set_transient(
-				'redux_token_' . $hash,
-				array(
-					'user_id' => $user_id,
-					'action'  => $action,
-					'created' => time(),
-				),
-				HOUR_IN_SECONDS
-			);
+            // Store with expiration (1 hour).
+            set_transient(
+                'redux_token_' . $hash,
+                array(
+                    'user_id' => $user_id,
+                    'action'  => $action,
+                    'created' => time(),
+                ),
+                HOUR_IN_SECONDS
+            );
 
-			return $token;
-		}
+            return $token;
+        }
 
-		/**
-		 * Verify and consume a token.
-		 *
-		 * @param string $token  Security token.
-		 * @param string $action Nonce action.
-		 *
-		 * @return bool
-		 */
-		public static function verify( string $token, string $action ): bool {
-			$user_id = get_current_user_id();
+        /**
+         * Verify and consume a token.
+         *
+         * @param string $token  Security token.
+         * @param string $action Nonce action.
+         *
+         * @return bool
+         */
+        public static function verify( string $token, string $action ): bool {
+            $user_id = get_current_user_id();
 
-			if ( ! $user_id ) {
-				return false;
-			}
+            if ( ! $user_id ) {
+                return false;
+            }
 
-			$hash = wp_hash( $token . $action . $user_id );
-			$data = get_transient( 'redux_token_' . $hash );
+            $hash = wp_hash( $token . $action . $user_id );
+            $data = get_transient( 'redux_token_' . $hash );
 
-			if ( ! $data || $data['user_id'] !== $user_id || $data['action'] !== $action ) {
-				return false;
-			}
+            if ( ! $data || $data['user_id'] !== $user_id || $data['action'] !== $action ) {
+                return false;
+            }
 
-			// Delete token after use (single-use).
-			delete_transient( 'redux_token_' . $hash );
+            // Delete token after use (single-use).
+            delete_transient( 'redux_token_' . $hash );
 
-			return true;
-		}
-	}
+            return true;
+        }
+    }
 }