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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 |
|---|---|
| 136 | * The $type parameter allows you to differentiate between the type of advanced |
| 137 | * plugins to filter the display of. Contexts include 'mustuse' and 'dropins'. |
| 138 | * |
| 139 | * @since 3.0.0 |
| 140 | * |
| 141 | * @param bool $show Whether to show the advanced plugins for the specified |
| 142 | * plugin type. Default true. |
| 143 | * @param string $type The plugin type. Accepts 'mustuse', 'dropins'. |
| 144 | */ |
| 145 | if ( apply_filters( 'show_advanced_plugins', true, 'mustuse' ) ) { |
| 146 | $plugins['mustuse'] = get_mu_plugins(); |
| 147 | } |
| 148 | |
| 149 | /** This action is documented in wp-admin/includes/class-wp-plugins-list-table.php */ |
| 150 | if ( apply_filters( 'show_advanced_plugins', true, 'dropins' ) ) { |
| 151 | $plugins['dropins'] = get_dropins(); |
| 152 | } |
| 153 | |
| 154 | if ( current_user_can( 'update_plugins' ) ) { |
| 155 | $current = get_site_transient( 'update_plugins' ); |
| 156 | foreach ( (array) $plugins['all'] as $plugin_file => $plugin_data ) { |
| 157 | if ( isset( $current->response[ $plugin_file ] ) ) { |
| 158 | $plugins['all'][ $plugin_file ]['update'] = true; |
| 159 | $plugins['upgrade'][ $plugin_file ] = $plugins['all'][ $plugin_file ]; |