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Animations.php
268 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Animations module for FrontBlocks. |
| 4 | * |
| 5 | * @package FrontBlocks |
| 6 | * @author David Perez <david@close.technology> |
| 7 | * @copyright 2023 Closemarketing |
| 8 | * @version 1.0 |
| 9 | */ |
| 10 | |
| 11 | namespace FrontBlocks\Frontend; |
| 12 | |
| 13 | defined( 'ABSPATH' ) || exit; |
| 14 | |
| 15 | /** |
| 16 | * Animations class. |
| 17 | * |
| 18 | * @since 1.0.0 |
| 19 | */ |
| 20 | class Animations { |
| 21 | |
| 22 | /** |
| 23 | * Constructor. |
| 24 | */ |
| 25 | public function __construct() { |
| 26 | $this->init_hooks(); |
| 27 | } |
| 28 | |
| 29 | /** |
| 30 | * Initialize hooks. |
| 31 | * |
| 32 | * @return void |
| 33 | */ |
| 34 | private function init_hooks() { |
| 35 | add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ), 100 ); |
| 36 | add_action( 'enqueue_block_editor_assets', array( $this, 'enqueue_block_editor_assets' ), 5 ); |
| 37 | add_action( 'enqueue_block_editor_assets', array( $this, 'register_animation_attributes' ), 15 ); |
| 38 | add_filter( 'render_block', array( $this, 'add_animation_classes_to_blocks' ), 10, 2 ); |
| 39 | } |
| 40 | |
| 41 | /** |
| 42 | * Enqueue scripts and styles. |
| 43 | * |
| 44 | * @return void |
| 45 | */ |
| 46 | public function enqueue_scripts() { |
| 47 | // Enqueue custom animations CSS. |
| 48 | wp_enqueue_style( |
| 49 | 'frontblocks-animations', |
| 50 | FRBL_PLUGIN_URL . 'assets/animations/frontblocks-animations.css', |
| 51 | array(), |
| 52 | FRBL_VERSION |
| 53 | ); |
| 54 | |
| 55 | wp_enqueue_script( |
| 56 | 'frontblocks-animations-custom', |
| 57 | FRBL_PLUGIN_URL . 'assets/animations/frontblocks-animations.js', |
| 58 | array(), |
| 59 | FRBL_VERSION, |
| 60 | true |
| 61 | ); |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Enqueue block editor assets. |
| 66 | * |
| 67 | * @return void |
| 68 | */ |
| 69 | public function enqueue_block_editor_assets() { |
| 70 | // Enqueue custom animations CSS for editor. |
| 71 | wp_enqueue_style( |
| 72 | 'frontblocks-animations-editor', |
| 73 | FRBL_PLUGIN_URL . 'assets/animations/frontblocks-animations.css', |
| 74 | array(), |
| 75 | FRBL_VERSION |
| 76 | ); |
| 77 | |
| 78 | // Enqueue custom block editor script. |
| 79 | wp_enqueue_script( |
| 80 | 'frontblocks-animation-editor', |
| 81 | FRBL_PLUGIN_URL . 'assets/animations/frontblocks-animation-option.js', |
| 82 | array( 'wp-blocks', 'wp-element', 'wp-editor', 'wp-components', 'wp-i18n' ), |
| 83 | FRBL_VERSION, |
| 84 | true |
| 85 | ); |
| 86 | |
| 87 | // Set script translations for JavaScript. |
| 88 | wp_set_script_translations( |
| 89 | 'frontblocks-animation-editor', |
| 90 | 'frontblocks' |
| 91 | ); |
| 92 | |
| 93 | // Localize script with custom CSS URL. |
| 94 | wp_localize_script( |
| 95 | 'frontblocks-animation-editor', |
| 96 | 'frontblocksAnimationData', |
| 97 | array( |
| 98 | 'customCss' => FRBL_PLUGIN_URL . 'assets/animations/frontblocks-animations.css', |
| 99 | ) |
| 100 | ); |
| 101 | } |
| 102 | |
| 103 | /** |
| 104 | * Register animation attributes for all blocks. |
| 105 | * |
| 106 | * @return void |
| 107 | */ |
| 108 | public function register_animation_attributes() { |
| 109 | // This script runs on the client side to add animation attributes to all blocks. |
| 110 | wp_add_inline_script( |
| 111 | 'wp-blocks', |
| 112 | " |
| 113 | wp.hooks.addFilter( |
| 114 | 'blocks.registerBlockType', |
| 115 | 'frontblocks/animation-attributes', |
| 116 | function( settings, name ) { |
| 117 | // Exclude Gravity Forms blocks from animation attributes. |
| 118 | if ( name && name.indexOf('gravityforms/') === 0 ) { |
| 119 | return settings; |
| 120 | } |
| 121 | |
| 122 | // Defensive check for settings object. |
| 123 | if ( ! settings || typeof settings !== 'object' ) { |
| 124 | return settings; |
| 125 | } |
| 126 | |
| 127 | // Ensure attributes property exists and is an object. |
| 128 | if ( ! settings.attributes || typeof settings.attributes !== 'object' || Array.isArray( settings.attributes ) ) { |
| 129 | settings.attributes = {}; |
| 130 | } |
| 131 | |
| 132 | // Use spread operator for safer attribute merging. |
| 133 | try { |
| 134 | settings.attributes = { |
| 135 | ...settings.attributes, |
| 136 | frblAnimation: { |
| 137 | type: 'string', |
| 138 | default: '' |
| 139 | }, |
| 140 | frblAnimationDelay: { |
| 141 | type: 'number', |
| 142 | default: 0 |
| 143 | }, |
| 144 | frblAnimationDuration: { |
| 145 | type: 'number', |
| 146 | default: 1 |
| 147 | }, |
| 148 | frblAnimationRepeat: { |
| 149 | type: 'boolean', |
| 150 | default: false |
| 151 | }, |
| 152 | frblAnimationInfinite: { |
| 153 | type: 'boolean', |
| 154 | default: false |
| 155 | }, |
| 156 | frblDisableAnimationMobile: { |
| 157 | type: 'boolean', |
| 158 | default: false |
| 159 | } |
| 160 | }; |
| 161 | } catch( error ) { |
| 162 | return settings; |
| 163 | } |
| 164 | |
| 165 | return settings; |
| 166 | } |
| 167 | ); |
| 168 | " |
| 169 | ); |
| 170 | } |
| 171 | |
| 172 | /** |
| 173 | * Add animation classes to blocks on frontend render. |
| 174 | * |
| 175 | * @param string $block_content Block content. |
| 176 | * @param array $block Block data. |
| 177 | * @return string Modified block content. |
| 178 | */ |
| 179 | public function add_animation_classes_to_blocks( $block_content, $block ) { |
| 180 | if ( empty( $block['attrs'] ) ) { |
| 181 | return $block_content; |
| 182 | } |
| 183 | |
| 184 | $attrs = $block['attrs']; |
| 185 | |
| 186 | if ( ! isset( $attrs['frblAnimation'] ) || empty( $attrs['frblAnimation'] ) ) { |
| 187 | return $block_content; |
| 188 | } |
| 189 | |
| 190 | $properties = array(); |
| 191 | $animation = $attrs['frblAnimation']; |
| 192 | $properties['animation'] = $animation; |
| 193 | $delay = isset( $attrs['frblAnimationDelay'] ) ? $attrs['frblAnimationDelay'] : 0; |
| 194 | $properties['delay'] = $delay; |
| 195 | $duration = isset( $attrs['frblAnimationDuration'] ) ? $attrs['frblAnimationDuration'] : 1; |
| 196 | $properties['duration'] = $duration; |
| 197 | $repeat = isset( $attrs['frblAnimationRepeat'] ) ? $attrs['frblAnimationRepeat'] : false; |
| 198 | $properties['repeat'] = $repeat; |
| 199 | $infinite_repeat = isset( $attrs['frblAnimationInfinite'] ) ? $attrs['frblAnimationInfinite'] : false; |
| 200 | $properties['infinite_repeat'] = $infinite_repeat; |
| 201 | $disable_mobile = isset( $attrs['frblDisableAnimationMobile'] ) ? $attrs['frblDisableAnimationMobile'] : false; |
| 202 | $properties['disable_mobile'] = $disable_mobile; |
| 203 | |
| 204 | // Build style attributes. |
| 205 | $style_attr = ''; |
| 206 | if ( $delay > 0 ) { |
| 207 | $style_attr .= '--animate-delay:' . esc_attr( $delay ) . 's;'; |
| 208 | } |
| 209 | |
| 210 | if ( 1 !== $duration ) { |
| 211 | $style_attr .= '--animate-duration:' . esc_attr( $duration ) . 's;'; |
| 212 | } |
| 213 | |
| 214 | if ( $infinite_repeat ) { |
| 215 | $style_attr .= '--animate-repeat:infinite;'; |
| 216 | } elseif ( $repeat ) { |
| 217 | $style_attr .= '--animate-repeat:2;'; |
| 218 | } |
| 219 | |
| 220 | // Add animation classes and styles to the first HTML tag. |
| 221 | $block_content = preg_replace_callback( |
| 222 | '/^<([a-z][a-z0-9]*)\s*((?:[^>]|\\n)*?)(?:style="([^"]*?)")?([^>]*?)>/i', |
| 223 | function ( $matches ) use ( $properties, $style_attr ) { |
| 224 | $tag = $matches[1] ?? 'div'; |
| 225 | $beginning = $matches[2] ?? ''; |
| 226 | $existing_style = $matches[3] ?? ''; |
| 227 | $ending = $matches[4] ?? ''; |
| 228 | |
| 229 | $classes = 'animate__animated animate__' . esc_attr( $properties['animation'] ); |
| 230 | |
| 231 | if ( $properties['disable_mobile'] ) { |
| 232 | $classes .= ' frbl-no-mobile-animation'; |
| 233 | } |
| 234 | |
| 235 | // Add classes to existing class attribute or create new one. |
| 236 | if ( strpos( $beginning . $ending, 'class="' ) !== false ) { |
| 237 | $beginning = preg_replace( |
| 238 | '/class="([^"]*)"/', |
| 239 | 'class="$1 ' . $classes . '"', |
| 240 | $beginning . $ending, |
| 241 | 1 |
| 242 | ); |
| 243 | } else { |
| 244 | $beginning .= ' class="' . $classes . '"'; |
| 245 | } |
| 246 | |
| 247 | $beginning .= ' data-frontblocks-animation="' . esc_attr( $properties['animation'] ) . '"'; |
| 248 | $beginning .= ' data-frontblocks-animation-delay="' . esc_attr( $properties['delay'] ) . '"'; |
| 249 | $beginning .= ' data-frontblocks-animation-duration="' . esc_attr( $properties['duration'] ) . '"'; |
| 250 | $beginning .= ' data-frontblocks-animation-repeat="' . esc_attr( $properties['repeat'] ) . '"'; |
| 251 | $beginning .= ' data-frontblocks-animation-infinite="' . esc_attr( $properties['infinite_repeat'] ) . '"'; |
| 252 | |
| 253 | // Add styles if needed. |
| 254 | if ( ! empty( $style_attr ) ) { |
| 255 | $combined_style = $existing_style . ( ! empty( $existing_style ) ? ';' : '' ) . $style_attr; |
| 256 | return '<' . $tag . ' ' . $beginning . ' style="' . $combined_style . '">'; |
| 257 | } |
| 258 | |
| 259 | return '<' . $tag . ' ' . $beginning . '>'; |
| 260 | }, |
| 261 | $block_content, |
| 262 | 1 |
| 263 | ); |
| 264 | |
| 265 | return $block_content; |
| 266 | } |
| 267 | } |
| 268 |