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/wp-includes/blocks/ -> search.php (source)

   1  <?php
   2  /**
   3   * Server-side rendering of the `core/search` block.
   4   *
   5   * @package WordPress
   6   */
   7  
   8  /**
   9   * Dynamically renders the `core/search` block.
  10   *
  11   * @since 6.3.0 Using block.json `viewScript` to register script, and update `view_script_handles()` only when needed.
  12   *
  13   * @param array    $attributes The block attributes.
  14   * @param string   $content    The saved content.
  15   * @param WP_Block $block      The parsed block.
  16   *
  17   * @return string The search block markup.
  18   */
  19  function render_block_core_search( $attributes ) {
  20      // Older versions of the Search block defaulted the label and buttonText
  21      // attributes to `__( 'Search' )` meaning that many posts contain `<!--
  22      // wp:search /-->`. Support these by defaulting an undefined label and
  23      // buttonText to `__( 'Search' )`.
  24      $attributes = wp_parse_args(
  25          $attributes,
  26          array(
  27              'label'      => __( 'Search' ),
  28              'buttonText' => __( 'Search' ),
  29          )
  30      );
  31  
  32      $input_id            = wp_unique_id( 'wp-block-search__input-' );
  33      $classnames          = classnames_for_block_core_search( $attributes );
  34      $show_label          = ( ! empty( $attributes['showLabel'] ) ) ? true : false;
  35      $use_icon_button     = ( ! empty( $attributes['buttonUseIcon'] ) ) ? true : false;
  36      $show_button         = ( ! empty( $attributes['buttonPosition'] ) && 'no-button' === $attributes['buttonPosition'] ) ? false : true;
  37      $button_position     = $show_button ? $attributes['buttonPosition'] : null;
  38      $query_params        = ( ! empty( $attributes['query'] ) ) ? $attributes['query'] : array();
  39      $button              = '';
  40      $query_params_markup = '';
  41      $inline_styles       = styles_for_block_core_search( $attributes );
  42      $color_classes       = get_color_classes_for_block_core_search( $attributes );
  43      $typography_classes  = get_typography_classes_for_block_core_search( $attributes );
  44      $is_button_inside    = ! empty( $attributes['buttonPosition'] ) &&
  45          'button-inside' === $attributes['buttonPosition'];
  46      // Border color classes need to be applied to the elements that have a border color.
  47      $border_color_classes = get_border_color_classes_for_block_core_search( $attributes );
  48      // This variable is a constant and its value is always false at this moment.
  49      // It is defined this way because some values depend on it, in case it changes in the future.
  50      $open_by_default = false;
  51  
  52      $label_inner_html = empty( $attributes['label'] ) ? __( 'Search' ) : wp_kses_post( $attributes['label'] );
  53      $label            = new WP_HTML_Tag_Processor( sprintf( '<label %1$s>%2$s</label>', $inline_styles['label'], $label_inner_html ) );
  54      if ( $label->next_tag() ) {
  55          $label->set_attribute( 'for', $input_id );
  56          $label->add_class( 'wp-block-search__label' );
  57          if ( $show_label && ! empty( $attributes['label'] ) ) {
  58              if ( ! empty( $typography_classes ) ) {
  59                  $label->add_class( $typography_classes );
  60              }
  61          } else {
  62              $label->add_class( 'screen-reader-text' );
  63          }
  64      }
  65  
  66      $input         = new WP_HTML_Tag_Processor( sprintf( '<input type="search" name="s" required %s/>', $inline_styles['input'] ) );
  67      $input_classes = array( 'wp-block-search__input' );
  68      if ( ! $is_button_inside && ! empty( $border_color_classes ) ) {
  69          $input_classes[] = $border_color_classes;
  70      }
  71      if ( ! empty( $typography_classes ) ) {
  72          $input_classes[] = $typography_classes;
  73      }
  74      if ( $input->next_tag() ) {
  75          $input->add_class( implode( ' ', $input_classes ) );
  76          $input->set_attribute( 'id', $input_id );
  77          $input->set_attribute( 'value', get_search_query() );
  78          $input->set_attribute( 'placeholder', $attributes['placeholder'] );
  79  
  80          // If it's interactive, enqueue the script module and add the directives.
  81          $is_expandable_searchfield = 'button-only' === $button_position;
  82          if ( $is_expandable_searchfield ) {
  83              $suffix = wp_scripts_get_suffix();
  84              if ( defined( 'IS_GUTENBERG_PLUGIN' ) && IS_GUTENBERG_PLUGIN ) {
  85                  $module_url = gutenberg_url( '/build/interactivity/search.min.js' );
  86              }
  87  
  88              wp_register_script_module(
  89                  '@wordpress/block-library/search',
  90                  isset( $module_url ) ? $module_url : includes_url( "blocks/search/view{$suffix}.js" ),
  91                  array( '@wordpress/interactivity' ),
  92                  defined( 'GUTENBERG_VERSION' ) ? GUTENBERG_VERSION : get_bloginfo( 'version' )
  93              );
  94              wp_enqueue_script_module( '@wordpress/block-library/search' );
  95  
  96              $input->set_attribute( 'data-wp-bind--aria-hidden', '!context.isSearchInputVisible' );
  97              $input->set_attribute( 'data-wp-bind--tabindex', 'state.tabindex' );
  98  
  99              // Adding these attributes manually is needed until the Interactivity API
 100              // SSR logic is added to core.
 101              $input->set_attribute( 'aria-hidden', 'true' );
 102              $input->set_attribute( 'tabindex', '-1' );
 103          }
 104      }
 105  
 106      if ( count( $query_params ) > 0 ) {
 107          foreach ( $query_params as $param => $value ) {
 108              $query_params_markup .= sprintf(
 109                  '<input type="hidden" name="%s" value="%s" />',
 110                  esc_attr( $param ),
 111                  esc_attr( $value )
 112              );
 113          }
 114      }
 115  
 116      if ( $show_button ) {
 117          $button_classes         = array( 'wp-block-search__button' );
 118          $button_internal_markup = '';
 119          if ( ! empty( $color_classes ) ) {
 120              $button_classes[] = $color_classes;
 121          }
 122          if ( ! empty( $typography_classes ) ) {
 123              $button_classes[] = $typography_classes;
 124          }
 125  
 126          if ( ! $is_button_inside && ! empty( $border_color_classes ) ) {
 127              $button_classes[] = $border_color_classes;
 128          }
 129          if ( ! $use_icon_button ) {
 130              if ( ! empty( $attributes['buttonText'] ) ) {
 131                  $button_internal_markup = wp_kses_post( $attributes['buttonText'] );
 132              }
 133          } else {
 134              $button_classes[]       = 'has-icon';
 135              $button_internal_markup =
 136                  '<svg class="search-icon" viewBox="0 0 24 24" width="24" height="24">
 137                      <path d="M13 5c-3.3 0-6 2.7-6 6 0 1.4.5 2.7 1.3 3.7l-3.8 3.8 1.1 1.1 3.8-3.8c1 .8 2.3 1.3 3.7 1.3 3.3 0 6-2.7 6-6S16.3 5 13 5zm0 10.5c-2.5 0-4.5-2-4.5-4.5s2-4.5 4.5-4.5 4.5 2 4.5 4.5-2 4.5-4.5 4.5z"></path>
 138                  </svg>';
 139          }
 140  
 141          // Include the button element class.
 142          $button_classes[] = wp_theme_get_element_class_name( 'button' );
 143          $button           = new WP_HTML_Tag_Processor( sprintf( '<button type="submit" %s>%s</button>', $inline_styles['button'], $button_internal_markup ) );
 144  
 145          if ( $button->next_tag() ) {
 146              $button->add_class( implode( ' ', $button_classes ) );
 147              if ( 'button-only' === $attributes['buttonPosition'] ) {
 148                  $button->set_attribute( 'data-wp-bind--aria-label', 'state.ariaLabel' );
 149                  $button->set_attribute( 'data-wp-bind--aria-controls', 'state.ariaControls' );
 150                  $button->set_attribute( 'data-wp-bind--aria-expanded', 'context.isSearchInputVisible' );
 151                  $button->set_attribute( 'data-wp-bind--type', 'state.type' );
 152                  $button->set_attribute( 'data-wp-on--click', 'actions.openSearchInput' );
 153  
 154                  // Adding these attributes manually is needed until the Interactivity
 155                  // API SSR logic is added to core.
 156                  $button->set_attribute( 'aria-label', __( 'Expand search field' ) );
 157                  $button->set_attribute( 'aria-controls', 'wp-block-search__input-' . $input_id );
 158                  $button->set_attribute( 'aria-expanded', 'false' );
 159                  $button->set_attribute( 'type', 'button' );
 160              } else {
 161                  $button->set_attribute( 'aria-label', wp_strip_all_tags( $attributes['buttonText'] ) );
 162              }
 163          }
 164      }
 165  
 166      $field_markup_classes = $is_button_inside ? $border_color_classes : '';
 167      $field_markup         = sprintf(
 168          '<div class="wp-block-search__inside-wrapper %s" %s>%s</div>',
 169          esc_attr( $field_markup_classes ),
 170          $inline_styles['wrapper'],
 171          $input . $query_params_markup . $button
 172      );
 173      $wrapper_attributes   = get_block_wrapper_attributes(
 174          array( 'class' => $classnames )
 175      );
 176      $form_directives      = '';
 177  
 178      // If it's interactive, add the directives.
 179      if ( $is_expandable_searchfield ) {
 180          $aria_label_expanded  = __( 'Submit Search' );
 181          $aria_label_collapsed = __( 'Expand search field' );
 182          $form_context         = wp_interactivity_data_wp_context(
 183              array(
 184                  'isSearchInputVisible' => $open_by_default,
 185                  'inputId'              => $input_id,
 186                  'ariaLabelExpanded'    => $aria_label_expanded,
 187                  'ariaLabelCollapsed'   => $aria_label_collapsed,
 188              )
 189          );
 190          $form_directives      = '
 191           data-wp-interactive="core/search"'
 192          . $form_context .
 193          'data-wp-class--wp-block-search__searchfield-hidden="!context.isSearchInputVisible"
 194           data-wp-on-async--keydown="actions.handleSearchKeydown"
 195           data-wp-on-async--focusout="actions.handleSearchFocusout"
 196          ';
 197      }
 198  
 199      return sprintf(
 200          '<form role="search" method="get" action="%1s" %2s %3s>%4s</form>',
 201          esc_url( home_url( '/' ) ),
 202          $wrapper_attributes,
 203          $form_directives,
 204          $label . $field_markup
 205      );
 206  }
 207  
 208  /**
 209   * Registers the `core/search` block on the server.
 210   *
 211   * @since 5.2.0
 212   */
 213  function register_block_core_search() {
 214      register_block_type_from_metadata(
 215          __DIR__ . '/search',
 216          array(
 217              'render_callback' => 'render_block_core_search',
 218          )
 219      );
 220  }
 221  add_action( 'init', 'register_block_core_search' );
 222  
 223  /**
 224   * Builds the correct top level classnames for the 'core/search' block.
 225   *
 226   * @since 5.6.0
 227   *
 228   * @param array $attributes The block attributes.
 229   *
 230   * @return string The classnames used in the block.
 231   */
 232  function classnames_for_block_core_search( $attributes ) {
 233      $classnames = array();
 234  
 235      if ( ! empty( $attributes['buttonPosition'] ) ) {
 236          if ( 'button-inside' === $attributes['buttonPosition'] ) {
 237              $classnames[] = 'wp-block-search__button-inside';
 238          }
 239  
 240          if ( 'button-outside' === $attributes['buttonPosition'] ) {
 241              $classnames[] = 'wp-block-search__button-outside';
 242          }
 243  
 244          if ( 'no-button' === $attributes['buttonPosition'] ) {
 245              $classnames[] = 'wp-block-search__no-button';
 246          }
 247  
 248          if ( 'button-only' === $attributes['buttonPosition'] ) {
 249              $classnames[] = 'wp-block-search__button-only wp-block-search__searchfield-hidden';
 250          }
 251      }
 252  
 253      if ( isset( $attributes['buttonUseIcon'] ) ) {
 254          if ( ! empty( $attributes['buttonPosition'] ) && 'no-button' !== $attributes['buttonPosition'] ) {
 255              if ( $attributes['buttonUseIcon'] ) {
 256                  $classnames[] = 'wp-block-search__icon-button';
 257              } else {
 258                  $classnames[] = 'wp-block-search__text-button';
 259              }
 260          }
 261      }
 262  
 263      return implode( ' ', $classnames );
 264  }
 265  
 266  /**
 267   * This generates a CSS rule for the given border property and side if provided.
 268   * Based on whether the Search block is configured to display the button inside
 269   * or not, the generated rule is injected into the appropriate collection of
 270   * styles for later application in the block's markup.
 271   *
 272   * @since 6.1.0
 273   *
 274   * @param array  $attributes     The block attributes.
 275   * @param string $property       Border property to generate rule for e.g. width or color.
 276   * @param string $side           Optional side border. The dictates the value retrieved and final CSS property.
 277   * @param array  $wrapper_styles Current collection of wrapper styles.
 278   * @param array  $button_styles  Current collection of button styles.
 279   * @param array  $input_styles   Current collection of input styles.
 280   */
 281  function apply_block_core_search_border_style( $attributes, $property, $side, &$wrapper_styles, &$button_styles, &$input_styles ) {
 282      $is_button_inside = isset( $attributes['buttonPosition'] ) && 'button-inside' === $attributes['buttonPosition'];
 283  
 284      $path = array( 'style', 'border', $property );
 285  
 286      if ( $side ) {
 287          array_splice( $path, 2, 0, $side );
 288      }
 289  
 290      $value = _wp_array_get( $attributes, $path, false );
 291  
 292      if ( empty( $value ) ) {
 293          return;
 294      }
 295  
 296      if ( 'color' === $property && $side ) {
 297          $has_color_preset = str_contains( $value, 'var:preset|color|' );
 298          if ( $has_color_preset ) {
 299              $named_color_value = substr( $value, strrpos( $value, '|' ) + 1 );
 300              $value             = sprintf( 'var(--wp--preset--color--%s)', $named_color_value );
 301          }
 302      }
 303  
 304      $property_suffix = $side ? sprintf( '%s-%s', $side, $property ) : $property;
 305  
 306      if ( $is_button_inside ) {
 307          $wrapper_styles[] = sprintf( 'border-%s: %s;', $property_suffix, esc_attr( $value ) );
 308      } else {
 309          $button_styles[] = sprintf( 'border-%s: %s;', $property_suffix, esc_attr( $value ) );
 310          $input_styles[]  = sprintf( 'border-%s: %s;', $property_suffix, esc_attr( $value ) );
 311      }
 312  }
 313  
 314  /**
 315   * This adds CSS rules for a given border property e.g. width or color. It
 316   * injects rules into the provided wrapper, button and input style arrays for
 317   * uniform "flat" borders or those with individual sides configured.
 318   *
 319   * @since 6.1.0
 320   *
 321   * @param array  $attributes     The block attributes.
 322   * @param string $property       Border property to generate rule for e.g. width or color.
 323   * @param array  $wrapper_styles Current collection of wrapper styles.
 324   * @param array  $button_styles  Current collection of button styles.
 325   * @param array  $input_styles   Current collection of input styles.
 326   */
 327  function apply_block_core_search_border_styles( $attributes, $property, &$wrapper_styles, &$button_styles, &$input_styles ) {
 328      apply_block_core_search_border_style( $attributes, $property, null, $wrapper_styles, $button_styles, $input_styles );
 329      apply_block_core_search_border_style( $attributes, $property, 'top', $wrapper_styles, $button_styles, $input_styles );
 330      apply_block_core_search_border_style( $attributes, $property, 'right', $wrapper_styles, $button_styles, $input_styles );
 331      apply_block_core_search_border_style( $attributes, $property, 'bottom', $wrapper_styles, $button_styles, $input_styles );
 332      apply_block_core_search_border_style( $attributes, $property, 'left', $wrapper_styles, $button_styles, $input_styles );
 333  }
 334  
 335  /**
 336   * Builds an array of inline styles for the search block.
 337   *
 338   * The result will contain one entry for shared styles such as those for the
 339   * inner input or button and a second for the inner wrapper should the block
 340   * be positioning the button "inside".
 341   *
 342   * @since 5.8.0
 343   *
 344   * @param  array $attributes The block attributes.
 345   *
 346   * @return array Style HTML attribute.
 347   */
 348  function styles_for_block_core_search( $attributes ) {
 349      $wrapper_styles   = array();
 350      $button_styles    = array();
 351      $input_styles     = array();
 352      $label_styles     = array();
 353      $is_button_inside = ! empty( $attributes['buttonPosition'] ) &&
 354          'button-inside' === $attributes['buttonPosition'];
 355      $show_label       = ( isset( $attributes['showLabel'] ) ) && false !== $attributes['showLabel'];
 356  
 357      // Add width styles.
 358      $has_width = ! empty( $attributes['width'] ) && ! empty( $attributes['widthUnit'] );
 359  
 360      if ( $has_width ) {
 361          $wrapper_styles[] = sprintf(
 362              'width: %d%s;',
 363              esc_attr( $attributes['width'] ),
 364              esc_attr( $attributes['widthUnit'] )
 365          );
 366      }
 367  
 368      // Add border width and color styles.
 369      apply_block_core_search_border_styles( $attributes, 'width', $wrapper_styles, $button_styles, $input_styles );
 370      apply_block_core_search_border_styles( $attributes, 'color', $wrapper_styles, $button_styles, $input_styles );
 371      apply_block_core_search_border_styles( $attributes, 'style', $wrapper_styles, $button_styles, $input_styles );
 372  
 373      // Add border radius styles.
 374      $has_border_radius = ! empty( $attributes['style']['border']['radius'] );
 375  
 376      if ( $has_border_radius ) {
 377          $default_padding = '4px';
 378          $border_radius   = $attributes['style']['border']['radius'];
 379  
 380          if ( is_array( $border_radius ) ) {
 381              // Apply styles for individual corner border radii.
 382              foreach ( $border_radius as $key => $value ) {
 383                  if ( null !== $value ) {
 384                      // Convert camelCase key to kebab-case.
 385                      $name = strtolower( preg_replace( '/(?<!^)[A-Z]/', '-$0', $key ) );
 386  
 387                      // Add shared styles for individual border radii for input & button.
 388                      $border_style    = sprintf(
 389                          'border-%s-radius: %s;',
 390                          esc_attr( $name ),
 391                          esc_attr( $value )
 392                      );
 393                      $input_styles[]  = $border_style;
 394                      $button_styles[] = $border_style;
 395  
 396                      // Add adjusted border radius styles for the wrapper element
 397                      // if button is positioned inside.
 398                      if ( $is_button_inside && intval( $value ) !== 0 ) {
 399                          $wrapper_styles[] = sprintf(
 400                              'border-%s-radius: calc(%s + %s);',
 401                              esc_attr( $name ),
 402                              esc_attr( $value ),
 403                              $default_padding
 404                          );
 405                      }
 406                  }
 407              }
 408          } else {
 409              // Numeric check is for backwards compatibility purposes.
 410              $border_radius   = is_numeric( $border_radius ) ? $border_radius . 'px' : $border_radius;
 411              $border_style    = sprintf( 'border-radius: %s;', esc_attr( $border_radius ) );
 412              $input_styles[]  = $border_style;
 413              $button_styles[] = $border_style;
 414  
 415              if ( $is_button_inside && intval( $border_radius ) !== 0 ) {
 416                  // Adjust wrapper border radii to maintain visual consistency
 417                  // with inner elements when button is positioned inside.
 418                  $wrapper_styles[] = sprintf(
 419                      'border-radius: calc(%s + %s);',
 420                      esc_attr( $border_radius ),
 421                      $default_padding
 422                  );
 423              }
 424          }
 425      }
 426  
 427      // Add color styles.
 428      $has_text_color = ! empty( $attributes['style']['color']['text'] );
 429      if ( $has_text_color ) {
 430          $button_styles[] = sprintf( 'color: %s;', $attributes['style']['color']['text'] );
 431      }
 432  
 433      $has_background_color = ! empty( $attributes['style']['color']['background'] );
 434      if ( $has_background_color ) {
 435          $button_styles[] = sprintf( 'background-color: %s;', $attributes['style']['color']['background'] );
 436      }
 437  
 438      $has_custom_gradient = ! empty( $attributes['style']['color']['gradient'] );
 439      if ( $has_custom_gradient ) {
 440          $button_styles[] = sprintf( 'background: %s;', $attributes['style']['color']['gradient'] );
 441      }
 442  
 443      // Get typography styles to be shared across inner elements.
 444      $typography_styles = esc_attr( get_typography_styles_for_block_core_search( $attributes ) );
 445      if ( ! empty( $typography_styles ) ) {
 446          $label_styles [] = $typography_styles;
 447          $button_styles[] = $typography_styles;
 448          $input_styles [] = $typography_styles;
 449      }
 450  
 451      // Typography text-decoration is only applied to the label and button.
 452      if ( ! empty( $attributes['style']['typography']['textDecoration'] ) ) {
 453          $text_decoration_value = sprintf( 'text-decoration: %s;', esc_attr( $attributes['style']['typography']['textDecoration'] ) );
 454          $button_styles[]       = $text_decoration_value;
 455          // Input opts out of text decoration.
 456          if ( $show_label ) {
 457              $label_styles[] = $text_decoration_value;
 458          }
 459      }
 460  
 461      return array(
 462          'input'   => ! empty( $input_styles ) ? sprintf( ' style="%s"', esc_attr( safecss_filter_attr( implode( ' ', $input_styles ) ) ) ) : '',
 463          'button'  => ! empty( $button_styles ) ? sprintf( ' style="%s"', esc_attr( safecss_filter_attr( implode( ' ', $button_styles ) ) ) ) : '',
 464          'wrapper' => ! empty( $wrapper_styles ) ? sprintf( ' style="%s"', esc_attr( safecss_filter_attr( implode( ' ', $wrapper_styles ) ) ) ) : '',
 465          'label'   => ! empty( $label_styles ) ? sprintf( ' style="%s"', esc_attr( safecss_filter_attr( implode( ' ', $label_styles ) ) ) ) : '',
 466      );
 467  }
 468  
 469  /**
 470   * Returns typography classnames depending on whether there are named font sizes/families.
 471   *
 472   * @since 6.1.0
 473   *
 474   * @param array $attributes The block attributes.
 475   *
 476   * @return string The typography color classnames to be applied to the block elements.
 477   */
 478  function get_typography_classes_for_block_core_search( $attributes ) {
 479      $typography_classes    = array();
 480      $has_named_font_family = ! empty( $attributes['fontFamily'] );
 481      $has_named_font_size   = ! empty( $attributes['fontSize'] );
 482  
 483      if ( $has_named_font_size ) {
 484          $typography_classes[] = sprintf( 'has-%s-font-size', esc_attr( $attributes['fontSize'] ) );
 485      }
 486  
 487      if ( $has_named_font_family ) {
 488          $typography_classes[] = sprintf( 'has-%s-font-family', esc_attr( $attributes['fontFamily'] ) );
 489      }
 490  
 491      return implode( ' ', $typography_classes );
 492  }
 493  
 494  /**
 495   * Returns typography styles to be included in an HTML style tag.
 496   * This excludes text-decoration, which is applied only to the label and button elements of the search block.
 497   *
 498   * @since 6.1.0
 499   *
 500   * @param array $attributes The block attributes.
 501   *
 502   * @return string A string of typography CSS declarations.
 503   */
 504  function get_typography_styles_for_block_core_search( $attributes ) {
 505      $typography_styles = array();
 506  
 507      // Add typography styles.
 508      if ( ! empty( $attributes['style']['typography']['fontSize'] ) ) {
 509          $typography_styles[] = sprintf(
 510              'font-size: %s;',
 511              wp_get_typography_font_size_value(
 512                  array(
 513                      'size' => $attributes['style']['typography']['fontSize'],
 514                  )
 515              )
 516          );
 517  
 518      }
 519  
 520      if ( ! empty( $attributes['style']['typography']['fontFamily'] ) ) {
 521          $typography_styles[] = sprintf( 'font-family: %s;', $attributes['style']['typography']['fontFamily'] );
 522      }
 523  
 524      if ( ! empty( $attributes['style']['typography']['letterSpacing'] ) ) {
 525          $typography_styles[] = sprintf( 'letter-spacing: %s;', $attributes['style']['typography']['letterSpacing'] );
 526      }
 527  
 528      if ( ! empty( $attributes['style']['typography']['fontWeight'] ) ) {
 529          $typography_styles[] = sprintf( 'font-weight: %s;', $attributes['style']['typography']['fontWeight'] );
 530      }
 531  
 532      if ( ! empty( $attributes['style']['typography']['fontStyle'] ) ) {
 533          $typography_styles[] = sprintf( 'font-style: %s;', $attributes['style']['typography']['fontStyle'] );
 534      }
 535  
 536      if ( ! empty( $attributes['style']['typography']['lineHeight'] ) ) {
 537          $typography_styles[] = sprintf( 'line-height: %s;', $attributes['style']['typography']['lineHeight'] );
 538      }
 539  
 540      if ( ! empty( $attributes['style']['typography']['textTransform'] ) ) {
 541          $typography_styles[] = sprintf( 'text-transform: %s;', $attributes['style']['typography']['textTransform'] );
 542      }
 543  
 544      return implode( '', $typography_styles );
 545  }
 546  
 547  /**
 548   * Returns border color classnames depending on whether there are named or custom border colors.
 549   *
 550   * @since 5.9.0
 551   *
 552   * @param array $attributes The block attributes.
 553   *
 554   * @return string The border color classnames to be applied to the block elements.
 555   */
 556  function get_border_color_classes_for_block_core_search( $attributes ) {
 557      $border_color_classes    = array();
 558      $has_custom_border_color = ! empty( $attributes['style']['border']['color'] );
 559      $has_named_border_color  = ! empty( $attributes['borderColor'] );
 560  
 561      if ( $has_custom_border_color || $has_named_border_color ) {
 562          $border_color_classes[] = 'has-border-color';
 563      }
 564  
 565      if ( $has_named_border_color ) {
 566          $border_color_classes[] = sprintf( 'has-%s-border-color', esc_attr( $attributes['borderColor'] ) );
 567      }
 568  
 569      return implode( ' ', $border_color_classes );
 570  }
 571  
 572  /**
 573   * Returns color classnames depending on whether there are named or custom text and background colors.
 574   *
 575   * @since 5.9.0
 576   *
 577   * @param array $attributes The block attributes.
 578   *
 579   * @return string The color classnames to be applied to the block elements.
 580   */
 581  function get_color_classes_for_block_core_search( $attributes ) {
 582      $classnames = array();
 583  
 584      // Text color.
 585      $has_named_text_color  = ! empty( $attributes['textColor'] );
 586      $has_custom_text_color = ! empty( $attributes['style']['color']['text'] );
 587      if ( $has_named_text_color ) {
 588          $classnames[] = sprintf( 'has-text-color has-%s-color', $attributes['textColor'] );
 589      } elseif ( $has_custom_text_color ) {
 590          // If a custom 'textColor' was selected instead of a preset, still add the generic `has-text-color` class.
 591          $classnames[] = 'has-text-color';
 592      }
 593  
 594      // Background color.
 595      $has_named_background_color  = ! empty( $attributes['backgroundColor'] );
 596      $has_custom_background_color = ! empty( $attributes['style']['color']['background'] );
 597      $has_named_gradient          = ! empty( $attributes['gradient'] );
 598      $has_custom_gradient         = ! empty( $attributes['style']['color']['gradient'] );
 599      if (
 600          $has_named_background_color ||
 601          $has_custom_background_color ||
 602          $has_named_gradient ||
 603          $has_custom_gradient
 604      ) {
 605          $classnames[] = 'has-background';
 606      }
 607      if ( $has_named_background_color ) {
 608          $classnames[] = sprintf( 'has-%s-background-color', $attributes['backgroundColor'] );
 609      }
 610      if ( $has_named_gradient ) {
 611          $classnames[] = sprintf( 'has-%s-gradient-background', $attributes['gradient'] );
 612      }
 613  
 614      return implode( ' ', $classnames );
 615  }


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