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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
This hook occurs 4 times in this file.
| Line | Code |
|---|---|
| 95 | |
| 96 | if ( in_array( $category->term_id, $args['selected_cats'] ) ) { |
| 97 | $inner_class .= ' selected'; |
| 98 | $aria_cheched = 'true'; |
| 99 | } |
| 100 | |
| 101 | $output .= "\n" . '<li' . $class . '>' . |
| 102 | '<div class="' . $inner_class . '" data-term-id=' . $category->term_id . |
| 103 | ' tabindex="0" role="checkbox" aria-checked="' . $aria_cheched . '">' . |
| 104 | esc_html( apply_filters( 'the_category', $category->name ) ) . '</div>'; |
| 105 | } else { |
| 106 | $output .= "\n<li id='{$taxonomy}-{$category->term_id}'$class>" . |
| 107 | '<label class="selectit"><input value="' . $category->term_id . '" type="checkbox" name="'.$name.'[]" id="in-'.$taxonomy.'-' . $category->term_id . '"' . |
| 108 | checked( in_array( $category->term_id, $args['selected_cats'] ), true, false ) . |
| 109 | disabled( empty( $args['disabled'] ), false, false ) . ' /> ' . |
| 110 | esc_html( apply_filters( 'the_category', $category->name ) ) . '</label>'; |
| 111 | } |
| 112 | } |
| 113 | |
| 114 | /** |
| 115 | * Ends the element output, if needed. |
| 116 | * |
| 117 | * @see Walker::end_el() |
| 118 | * |
| 119 | * @since 2.5.1 |
| Line | Code |
| 306 | $id = "popular-$taxonomy-$term->term_id"; |
| 307 | $checked = in_array( $term->term_id, $checked_terms ) ? 'checked="checked"' : ''; |
| 308 | ?> |
| 309 | |
| 310 | <li id="<?php echo $id; ?>" class="popular-category"> |
| 311 | <label class="selectit"> |
| 312 | <input id="in-<?php echo $id; ?>" type="checkbox" <?php echo $checked; ?> value="<?php echo (int) $term->term_id; ?>" <?php disabled( ! current_user_can( $tax->cap->assign_terms ) ); ?> /> |
| 313 | <?php |
| 314 | /** This filter is documented in wp-includes/category-template.php */ |
| 315 | echo esc_html( apply_filters( 'the_category', $term->name ) ); |
| 316 | ?> |
| 317 | </label> |
| 318 | </li> |
| 319 | |
| 320 | <?php |
| 321 | } |
| 322 | return $popular_ids; |
| 323 | } |
| 324 | |
| Line | Code |
| 347 | $categories = get_terms( 'link_category', array( 'orderby' => 'name', 'hide_empty' => 0 ) ); |
| 348 | |
| 349 | if ( empty( $categories ) ) |
| 350 | return; |
| 351 | |
| 352 | foreach ( $categories as $category ) { |
| 353 | $cat_id = $category->term_id; |
| 354 | |
| 355 | /** This filter is documented in wp-includes/category-template.php */ |
| 356 | $name = esc_html( apply_filters( 'the_category', $category->name ) ); |
| 357 | $checked = in_array( $cat_id, $checked_categories ) ? ' checked="checked"' : ''; |
| 358 | echo '<li id="link-category-', $cat_id, '"><label for="in-link-category-', $cat_id, '" class="selectit"><input value="', $cat_id, '" type="checkbox" name="link_category[]" id="in-link-category-', $cat_id, '"', $checked, '/> ', $name, "</label></li>"; |
| 359 | } |
| 360 | } |
| 361 | |
| 362 | /** |
| 363 | * Adds hidden fields with the data for use in the inline editor for posts and pages. |
| 364 | * |
| 365 | * @since 2.7.0 |