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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 2 times in this file.
| Line | Code |
|---|---|
| 32 | array( |
| 33 | 'id' => 'options-postemail', |
| 34 | 'title' => __( 'Post Via Email' ), |
| 35 | 'content' => '<p>' . __( 'Post via email settings allow you to send your WordPress installation an email with the content of your post. You must set up a secret email account with POP3 access to use this, and any mail received at this address will be posted, so it’s a good idea to keep this address very secret.' ) . '</p>', |
| 36 | ) |
| 37 | ); |
| 38 | } |
| 39 | |
| 40 | /** This filter is documented in wp-admin/options-writing.php */ |
| 41 | if ( apply_filters( 'enable_update_services_configuration', true ) ) { |
| 42 | get_current_screen()->add_help_tab( |
| 43 | array( |
| 44 | 'id' => 'options-services', |
| 45 | 'title' => __( 'Update Services' ), |
| 46 | 'content' => '<p>' . __( 'If desired, WordPress will automatically alert various services of your new posts.' ) . '</p>', |
| 47 | ) |
| 48 | ); |
| 49 | } |
| 50 | |
| Line | Code |
| 191 | |
| 192 | <?php |
| 193 | /** |
| 194 | * Filters whether to enable the Update Services section in the Writing settings screen. |
| 195 | * |
| 196 | * @since 3.0.0 |
| 197 | * |
| 198 | * @param bool $enable Whether to enable the Update Services settings area. Default true. |
| 199 | */ |
| 200 | if ( apply_filters( 'enable_update_services_configuration', true ) ) { |
| 201 | ?> |
| 202 | <h2 class="title"><?php _e( 'Update Services' ); ?></h2> |
| 203 | |
| 204 | <?php if ( 1 == get_option( 'blog_public' ) ) : ?> |
| 205 | |
| 206 | <p><label for="ping_sites"> |
| 207 | <?php |
| 208 | printf( |
| 209 | /* translators: %s: Documentation URL. */ |