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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 |
|---|---|
| 158 | * |
| 159 | * The dynamic portion of the hook name, $tab, refers to the plugin install tabs. |
| 160 | * Default tabs are 'dashboard', 'search', 'upload', 'featured', 'popular', 'new', |
| 161 | * and 'favorites'. |
| 162 | * |
| 163 | * @since 3.7.0 |
| 164 | * |
| 165 | * @param array|bool $args Plugin Install API arguments. |
| 166 | */ |
| 167 | $args = apply_filters( "install_plugins_table_api_args_$tab", $args ); |
| 168 | |
| 169 | if ( !$args ) |
| 170 | return; |
| 171 | |
| 172 | $api = plugins_api( 'query_plugins', $args ); |
| 173 | |
| 174 | if ( is_wp_error( $api ) ) { |
| 175 | $this->error = $api; |
| 176 | return; |