| 1 |
<?php |
| 2 |
/** |
| 3 |
* Site Logo class main class file. |
| 4 |
* |
| 5 |
* @package automattic/jetpack |
| 6 |
*/ |
| 7 |
|
| 8 |
if ( ! defined( 'ABSPATH' ) ) { |
| 9 |
exit( 0 ); |
| 10 |
} |
| 11 |
|
| 12 |
/** |
| 13 |
* Site Logo class for managing a theme-agnostic logo through the Customizer. |
| 14 |
*/ |
| 15 |
class Site_Logo { |
| 16 |
/** |
| 17 |
* Stores our single instance. |
| 18 |
* |
| 19 |
* @var Site_Logo |
| 20 |
*/ |
| 21 |
private static $instance; |
| 22 |
|
| 23 |
/** |
| 24 |
* Stores the attachment ID of the site logo. |
| 25 |
* |
| 26 |
* @var int |
| 27 |
*/ |
| 28 |
public $logo; |
| 29 |
|
| 30 |
/** |
| 31 |
* Return our instance, creating a new one if necessary. |
| 32 |
* |
| 33 |
* @uses Site_Logo::$instance |
| 34 |
* @return object Site_Logo |
| 35 |
*/ |
| 36 |
public static function instance() { |
| 37 |
if ( ! isset( self::$instance ) ) { |
| 38 |
self::$instance = new Site_Logo(); |
| 39 |
self::$instance->register_hooks(); |
| 40 |
} |
| 41 |
|
| 42 |
return self::$instance; |
| 43 |
} |
| 44 |
|
| 45 |
/** |
| 46 |
* Get our current logo settings stored in options. |
| 47 |
* |
| 48 |
* @uses get_option() |
| 49 |
*/ |
| 50 |
private function __construct() { |
| 51 |
$this->logo = (int) get_option( 'site_logo', null ); |
| 52 |
} |
| 53 |
|
| 54 |
/** |
| 55 |
* Register our actions and filters. |
| 56 |
* |
| 57 |
* @uses Site_Logo::head_text_styles() |
| 58 |
* @uses Site_Logo::customize_register() |
| 59 |
* @uses Site_Logo::preview_enqueue() |
| 60 |
* @uses Site_Logo::body_classes() |
| 61 |
* @uses Site_Logo::media_manager_image_sizes() |
| 62 |
* @uses add_action |
| 63 |
* @uses add_filter |
| 64 |
*/ |
| 65 |
public function register_hooks() { |
| 66 |
// This would only happen if a theme supports BOTH site-logo and custom-logo for some reason |
| 67 |
if ( current_theme_supports( 'custom-logo' ) ) { |
| 68 |
return; |
| 69 |
} |
| 70 |
|
| 71 |
add_action( 'wp_head', array( $this, 'head_text_styles' ) ); |
| 72 |
add_action( 'customize_register', array( $this, 'customize_register' ) ); |
| 73 |
add_action( 'customize_preview_init', array( $this, 'preview_enqueue' ) ); |
| 74 |
add_action( 'delete_attachment', array( $this, 'reset_on_attachment_delete' ) ); |
| 75 |
add_filter( 'body_class', array( $this, 'body_classes' ) ); |
| 76 |
add_filter( 'image_size_names_choose', array( $this, 'media_manager_image_sizes' ) ); |
| 77 |
add_filter( 'display_media_states', array( $this, 'add_media_state' ) ); |
| 78 |
} |
| 79 |
|
| 80 |
/** |
| 81 |
* Add our logo uploader to the Customizer. |
| 82 |
* |
| 83 |
* @param object $wp_customize Customizer object. |
| 84 |
* @uses current_theme_supports() |
| 85 |
* @uses current_theme_supports() |
| 86 |
* @uses WP_Customize_Manager::add_setting() |
| 87 |
* @uses WP_Customize_Manager::add_control() |
| 88 |
* @uses Site_Logo::sanitize_checkbox() |
| 89 |
*/ |
| 90 |
public function customize_register( $wp_customize ) { |
| 91 |
// Add a setting to hide header text if the theme isn't supporting the feature itself |
| 92 |
if ( ! current_theme_supports( 'custom-header' ) ) { |
| 93 |
$wp_customize->add_setting( |
| 94 |
'site_logo_header_text', |
| 95 |
array( |
| 96 |
'default' => 1, |
| 97 |
'sanitize_callback' => array( $this, 'sanitize_checkbox' ), |
| 98 |
'transport' => 'postMessage', |
| 99 |
) |
| 100 |
); |
| 101 |
|
| 102 |
$wp_customize->add_control( |
| 103 |
new WP_Customize_Control( |
| 104 |
$wp_customize, |
| 105 |
'site_logo_header_text', |
| 106 |
array( |
| 107 |
'label' => __( 'Display Header Text', 'jetpack' ), |
| 108 |
'section' => 'title_tagline', |
| 109 |
'settings' => 'site_logo_header_text', |
| 110 |
'type' => 'checkbox', |
| 111 |
) |
| 112 |
) |
| 113 |
); |
| 114 |
} |
| 115 |
|
| 116 |
// Add the setting for our logo value. |
| 117 |
$wp_customize->add_setting( |
| 118 |
'site_logo', |
| 119 |
array( |
| 120 |
'capability' => 'manage_options', |
| 121 |
'default' => 0, |
| 122 |
'sanitize_callback' => array( $this, 'sanitize_logo_setting' ), |
| 123 |
'transport' => 'postMessage', |
| 124 |
'type' => 'option', |
| 125 |
) |
| 126 |
); |
| 127 |
|
| 128 |
// By default, not setting width and height will suggest a square crop. |
| 129 |
$width = null; |
| 130 |
$height = null; |
| 131 |
$logo_size = jetpack_get_site_logo_dimensions(); |
| 132 |
|
| 133 |
// Only suggested a different crop if the theme declares both dimensions. |
| 134 |
if ( false !== $logo_size && $logo_size['width'] && $logo_size['height'] ) { |
| 135 |
$width = $logo_size['width']; |
| 136 |
$height = $logo_size['height']; |
| 137 |
} |
| 138 |
|
| 139 |
// Add our image uploader. |
| 140 |
$wp_customize->add_control( |
| 141 |
new WP_Customize_Cropped_Image_Control( |
| 142 |
$wp_customize, |
| 143 |
'site_logo', |
| 144 |
array( |
| 145 |
'label' => __( 'Logo', 'jetpack' ), |
| 146 |
'section' => 'title_tagline', |
| 147 |
'settings' => 'site_logo', |
| 148 |
'width' => $width, |
| 149 |
'height' => $height, |
| 150 |
'flex_width' => true, |
| 151 |
'flex_height' => true, |
| 152 |
'button_labels' => array( |
| 153 |
'select' => __( 'Add logo', 'jetpack' ), |
| 154 |
'change' => __( 'Change logo', 'jetpack' ), |
| 155 |
'remove' => __( 'Remove logo', 'jetpack' ), |
| 156 |
'placeholder' => __( 'No logo set', 'jetpack' ), |
| 157 |
'frame_title' => __( 'Set as logo', 'jetpack' ), |
| 158 |
'frame_button' => __( 'Choose logo', 'jetpack' ), |
| 159 |
), |
| 160 |
) |
| 161 |
) |
| 162 |
); |
| 163 |
|
| 164 |
$wp_customize->selective_refresh->add_partial( |
| 165 |
'site_logo', |
| 166 |
array( |
| 167 |
'settings' => 'site_logo', |
| 168 |
'selector' => '.site-logo-link', |
| 169 |
'render_callback' => array( $this, 'customizer_preview' ), |
| 170 |
'container_inclusive' => true, |
| 171 |
) |
| 172 |
); |
| 173 |
} |
| 174 |
|
| 175 |
/** |
| 176 |
* Enqueue scripts for the Customizer live preview. |
| 177 |
* |
| 178 |
* @uses wp_enqueue_script() |
| 179 |
* @uses plugins_url() |
| 180 |
* @uses current_theme_supports() |
| 181 |
* @uses Site_Logo::header_text_classes() |
| 182 |
* @uses wp_localize_script() |
| 183 |
*/ |
| 184 |
public function preview_enqueue() { |
| 185 |
// Don't bother passing in header text classes if the theme supports custom headers. |
| 186 |
if ( ! current_theme_supports( 'custom-header' ) ) { |
| 187 |
$classes = jetpack_sanitize_header_text_classes( $this->header_text_classes() ); |
| 188 |
wp_enqueue_script( |
| 189 |
'site-logo-header-text', |
| 190 |
plugins_url( '../js/site-logo-header-text.js', __FILE__ ), |
| 191 |
array( 'jquery', 'media-views' ), |
| 192 |
JETPACK__VERSION, |
| 193 |
true |
| 194 |
); |
| 195 |
wp_localize_script( 'site-logo-header-text', 'site_logo_header_classes', array( 'classes' => $classes ) ); |
| 196 |
} |
| 197 |
} |
| 198 |
|
| 199 |
/** |
| 200 |
* Get header text classes. If not defined in add_theme_support(), defaults from Underscores will be used. |
| 201 |
* |
| 202 |
* @uses get_theme_support |
| 203 |
* @return string String of classes to hide |
| 204 |
*/ |
| 205 |
public function header_text_classes() { |
| 206 |
$args = get_theme_support( 'site-logo' ); |
| 207 |
|
| 208 |
if ( isset( $args[0]['header-text'] ) ) { |
| 209 |
// Use any classes defined in add_theme_support(). |
| 210 |
$classes = $args[0]['header-text']; |
| 211 |
} else { |
| 212 |
// Otherwise, use these defaults, which will work with any Underscores-based theme. |
| 213 |
$classes = array( |
| 214 |
'site-title', |
| 215 |
'site-description', |
| 216 |
); |
| 217 |
} |
| 218 |
|
| 219 |
// If we've got an array, reduce them to a string for output |
| 220 |
if ( is_array( $classes ) ) { |
| 221 |
$classes = '.' . implode( ', .', $classes ); |
| 222 |
} else { |
| 223 |
$classes = '.' . $classes; |
| 224 |
} |
| 225 |
|
| 226 |
return $classes; |
| 227 |
} |
| 228 |
|
| 229 |
/** |
| 230 |
* Hide header text on front-end if necessary. |
| 231 |
* |
| 232 |
* @uses current_theme_supports() |
| 233 |
* @uses get_theme_mod() |
| 234 |
* @uses Site_Logo::header_text_classes() |
| 235 |
* @uses esc_html() |
| 236 |
*/ |
| 237 |
public function head_text_styles() { |
| 238 |
// Bail if our theme supports custom headers. |
| 239 |
if ( current_theme_supports( 'custom-header' ) ) { |
| 240 |
return; |
| 241 |
} |
| 242 |
|
| 243 |
// Is Display Header Text unchecked? If so, we need to hide our header text. |
| 244 |
if ( ! get_theme_mod( 'site_logo_header_text', 1 ) ) { |
| 245 |
$classes = $this->header_text_classes(); |
| 246 |
?> |
| 247 |
<!-- Site Logo: hide header text --> |
| 248 |
<style type="text/css"> |
| 249 |
<?php echo jetpack_sanitize_header_text_classes( $classes ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?> { |
| 250 |
position: absolute; |
| 251 |
clip: rect(1px, 1px, 1px, 1px); |
| 252 |
} |
| 253 |
</style> |
| 254 |
<?php |
| 255 |
} |
| 256 |
} |
| 257 |
|
| 258 |
/** |
| 259 |
* Determine image size to use for the logo. |
| 260 |
* |
| 261 |
* @uses get_theme_support() |
| 262 |
* @return string Size specified in add_theme_support declaration, or 'thumbnail' default |
| 263 |
*/ |
| 264 |
public function theme_size() { |
| 265 |
$args = get_theme_support( 'site-logo' ); |
| 266 |
$valid_sizes = get_intermediate_image_sizes(); |
| 267 |
|
| 268 |
// Add 'full' to the list of accepted values. |
| 269 |
$valid_sizes[] = 'full'; |
| 270 |
|
| 271 |
// If the size declared in add_theme_support is valid, use it; otherwise, just go with 'thumbnail'. |
| 272 |
$size = ( isset( $args[0]['size'] ) && in_array( $args[0]['size'], $valid_sizes, true ) ) ? $args[0]['size'] : 'thumbnail'; |
| 273 |
|
| 274 |
return $size; |
| 275 |
} |
| 276 |
|
| 277 |
/** |
| 278 |
* Make custom image sizes available to the media manager. |
| 279 |
* |
| 280 |
* @param array $sizes List of image sizes. |
| 281 |
* @uses get_intermediate_image_sizes() |
| 282 |
* @return array All default and registered custom image sizes. |
| 283 |
*/ |
| 284 |
public function media_manager_image_sizes( $sizes ) { |
| 285 |
// Get an array of all registered image sizes. |
| 286 |
$intermediate = get_intermediate_image_sizes(); |
| 287 |
|
| 288 |
// Have we got anything fun to work with? |
| 289 |
if ( is_array( $intermediate ) && ! empty( $intermediate ) ) { |
| 290 |
foreach ( $intermediate as $size ) { |
| 291 |
// If the size isn't already in the $sizes array, add it. |
| 292 |
if ( ! array_key_exists( $size, $sizes ) ) { |
| 293 |
$sizes[ $size ] = $size; |
| 294 |
} |
| 295 |
} |
| 296 |
} |
| 297 |
|
| 298 |
return $sizes; |
| 299 |
} |
| 300 |
|
| 301 |
/** |
| 302 |
* Add site logos to media states in the Media Manager. |
| 303 |
* |
| 304 |
* @param array $media_states An array of media states. |
| 305 |
* |
| 306 |
* @return array The current attachment's media states. |
| 307 |
*/ |
| 308 |
public function add_media_state( $media_states ) { |
| 309 |
// Only bother testing if we have a site logo set. |
| 310 |
if ( $this->has_site_logo() ) { |
| 311 |
global $post; |
| 312 |
|
| 313 |
// If our attachment ID and the site logo ID match, this image is the site logo. |
| 314 |
if ( $post && $post->ID === $this->logo ) { |
| 315 |
$media_states[] = __( 'Site Logo', 'jetpack' ); |
| 316 |
} |
| 317 |
} |
| 318 |
|
| 319 |
return $media_states; |
| 320 |
} |
| 321 |
|
| 322 |
/** |
| 323 |
* Reset the site logo if the current logo is deleted in the media manager. |
| 324 |
* |
| 325 |
* @param int $post_id Attachment ID. |
| 326 |
* @uses Site_Logo::remove_site_logo() |
| 327 |
*/ |
| 328 |
public function reset_on_attachment_delete( $post_id ) { |
| 329 |
if ( $this->logo === $post_id ) { |
| 330 |
$this->remove_site_logo(); |
| 331 |
} |
| 332 |
} |
| 333 |
|
| 334 |
/** |
| 335 |
* Determine if a site logo is assigned or not. |
| 336 |
* |
| 337 |
* @uses Site_Logo::$logo |
| 338 |
* @return boolean True if there is an active logo, false otherwise |
| 339 |
*/ |
| 340 |
public function has_site_logo() { |
| 341 |
return (bool) $this->logo; |
| 342 |
} |
| 343 |
|
| 344 |
/** |
| 345 |
* Reset the site logo option to zero (empty). |
| 346 |
* |
| 347 |
* @uses update_option() |
| 348 |
*/ |
| 349 |
public function remove_site_logo() { |
| 350 |
update_option( 'site_logo', null ); |
| 351 |
} |
| 352 |
|
| 353 |
/** |
| 354 |
* Adds custom classes to the array of body classes. |
| 355 |
* |
| 356 |
* @uses Site_Logo::has_site_logo() |
| 357 |
* @param array $classes Classes for the body element. |
| 358 |
* @return array Array of <body> classes |
| 359 |
*/ |
| 360 |
public function body_classes( $classes ) { |
| 361 |
// Add a class if a Site Logo is active |
| 362 |
if ( $this->has_site_logo() ) { |
| 363 |
$classes[] = 'has-site-logo'; |
| 364 |
} |
| 365 |
|
| 366 |
return $classes; |
| 367 |
} |
| 368 |
|
| 369 |
/** |
| 370 |
* Sanitize our header text Customizer setting. |
| 371 |
* |
| 372 |
* @param mixed $input The input value to sanitize. |
| 373 |
* @return bool|string 1 if checked, empty string if not checked. |
| 374 |
*/ |
| 375 |
public function sanitize_checkbox( $input ) { |
| 376 |
return ( 1 === (int) $input ) ? 1 : ''; |
| 377 |
} |
| 378 |
|
| 379 |
/** |
| 380 |
* Validate and sanitize a new site logo setting. |
| 381 |
* |
| 382 |
* @param mixed $input Logo setting value to sanitize. |
| 383 |
* @return int Attachment post ID, or 0 if invalid. |
| 384 |
*/ |
| 385 |
public function sanitize_logo_setting( $input ) { |
| 386 |
$input = absint( $input ); |
| 387 |
|
| 388 |
// If the new setting doesn't point to a valid attachment, just reset the whole thing. |
| 389 |
if ( false === wp_get_attachment_image_src( $input ) ) { |
| 390 |
$input = 0; |
| 391 |
} |
| 392 |
|
| 393 |
return $input; |
| 394 |
} |
| 395 |
|
| 396 |
/** |
| 397 |
* This function returns the updated HTML in the Customizer preview when the logo is added, updated, or removed. |
| 398 |
* |
| 399 |
* @return string |
| 400 |
*/ |
| 401 |
public function customizer_preview() { |
| 402 |
ob_start(); |
| 403 |
jetpack_the_site_logo(); |
| 404 |
return ob_get_clean(); |
| 405 |
} |
| 406 |
} |
| 407 |
|
| 408 |
// phpcs:disable Universal.Files.SeparateFunctionsFromOO.Mixed -- TODO: Move these functions to some other file. |
| 409 |
|
| 410 |
/** |
| 411 |
* Allow themes and plugins to access Site_Logo methods and properties. |
| 412 |
* |
| 413 |
* @uses Site_Logo::instance() |
| 414 |
* @return object Site_Logo |
| 415 |
*/ |
| 416 |
function site_logo() { |
| 417 |
return Site_Logo::instance(); |
| 418 |
} |
| 419 |
|
| 420 |
/** |
| 421 |
* One site logo, please. |
| 422 |
*/ |
| 423 |
site_logo(); |
| 424 |
|
