Build Query

do_action_ref_array( 'vikrestaurants_build_all_orders_query', mixed &$query, string $group, array &$options )

Fires while loading the restaurants reservations or the take-away orders to display.

Description

Trigger hook to manipulate at runtime the query used to load the restaurants reservations or the take-away orders to display under the All Orders page in the front-end.

Third party plugins can extend the query by applying further conditions or selecting additional data.

Parameters

&$query

(mixed)  Either a query builder object or a plain string.

$group

(string)  The current group ("restaurant" or "takeaway").

&$options

(array)  An array of options.

• start - the query offset to handle the pagination;
• limit - the maximum number of reservations/orders to display per page.

Example

The example below joins the reservations table to a third-party table to access further data.

/**
 * Trigger hook to manipulate the query at runtime. Third party plugins
 * can extend the query by applying further conditions or selecting
 * additional data.
 *
 * @param  mixed   &$query    Either a query builder or a query string.
 * @param  string  $group     The group to use ("restaurant" or "takeaway").
 * @param  array   &$options  An array of options.
 */
add_action('vikrestaurants_build_all_orders_query', function(&$query, $group, &$options) {
    $db = JFactory::getDbo();

    // select some columns
    $query->select($db->qn(['tpt.column1', 'tpt.column2']));
    // join restaurant reservations to a third-party table
    $query->leftjoin($db->qn('#__myplugin_third_party_table', 'tpt') . ' ON ' . $db->qn('tpt.id_reservation') . ' = ' . $db->qn('r.id'));
    // avoid duplicates
    $query->group($db->qn('r.id'));
}, 10, 3);

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