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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 |
---|---|
194 | * Filter API request arguments for each Plugin Install screen tab. |
195 | * |
196 | * The dynamic portion of the hook name, `$tab`, refers to the plugin install tabs. |
197 | * Default tabs include 'featured', 'popular', 'recommended', 'favorites', and 'upload'. |
198 | * |
199 | * @since 3.7.0 |
200 | * |
201 | * @param array|bool $args Plugin Install API arguments. |
202 | */ |
203 | $args = apply_filters( "install_plugins_table_api_args_$tab", $args ); |
204 |
|
205 | if ( !$args ) |
206 | return; |
207 |
|
208 | $api = plugins_api( 'query_plugins', $args ); |
209 |
|
210 | if ( is_wp_error( $api ) ) { |
211 | $this->error = $api; |
212 | return; |