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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.
| Line | Code |
|---|---|
| 114 | /** |
| 115 | * Filter the tabs shown on the Add Themes screen. |
| 116 | * |
| 117 | * This filter is for backwards compatibility only, |
| 118 | * for the suppression of the upload tab. |
| 119 | * |
| 120 | * @since 2.8.0 |
| 121 | * @param array $tabs The tabs shown on the Add Themes screen. Default is 'upload'. |
| 122 | */ |
| 123 | $tabs = apply_filters( 'install_themes_tabs', array( 'upload' => __( 'Upload Theme' ) ) ); |
| 124 | if ( ! empty( $tabs['upload'] ) && current_user_can( 'upload_themes' ) ) { |
| 125 | echo ' <a href="#" class="upload add-new-h2">' . __( 'Upload Theme' ) . '</a>'; |
| 126 | echo ' <a href="#" class="browse-themes add-new-h2">' . _x( 'Browse', 'themes' ) . '</a>'; |
| 127 | } |
| 128 | ?></h2> |
| 129 | |
| 130 | <div class="upload-theme"> |
| 131 | <?php install_themes_upload(); ?> |
| 132 | </div> |