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<?php |
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namespace EventEspresso\core\domain\services\graphql\connection_resolvers; |
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use EE_Error; |
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use EEM_Venue; |
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use EE_Event; |
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use EventEspresso\core\exceptions\InvalidDataTypeException; |
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use EventEspresso\core\exceptions\InvalidInterfaceException; |
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use InvalidArgumentException; |
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use WPGraphQL\Data\Connection\AbstractConnectionResolver; |
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use WPGraphQL\Model\Post; |
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/** |
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* Class VenueConnectionResolver |
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*/ |
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class VenueConnectionResolver extends AbstractConnectionResolver |
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{ |
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// phpcs:ignore PSR1.Methods.CamelCapsMethodName.NotCamelCaps |
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public function get_loader_name() |
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{ |
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return 'espresso_venue'; |
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} |
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/** |
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* @return EEM_Venue |
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* @throws EE_Error |
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* @throws InvalidArgumentException |
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* @throws InvalidDataTypeException |
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* @throws InvalidInterfaceException |
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*/ |
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// phpcs:ignore PSR1.Methods.CamelCapsMethodName.NotCamelCaps |
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public function get_query() |
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{ |
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return EEM_Venue::instance(); |
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} |
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/** |
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* Return an array of item IDs from the query |
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* |
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* @return array |
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*/ |
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// phpcs:ignore PSR1.Methods.CamelCapsMethodName.NotCamelCaps |
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public function get_ids() |
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{ |
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$results = $this->query->get_col($this->query_args); |
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return ! empty($results) ? $results : []; |
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} |
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/** |
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* Here, we map the args from the input, then we make sure that we're only querying |
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* for IDs. The IDs are then passed down the resolve tree, and deferred resolvers |
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* handle batch resolution of the posts. |
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* |
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* @return array |
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*/ |
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// phpcs:ignore PSR1.Methods.CamelCapsMethodName.NotCamelCaps |
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public function get_query_args() |
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{ |
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$query_args = []; |
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/** |
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* Prepare for later use |
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*/ |
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$last = ! empty($this->args['last']) ? $this->args['last'] : null; |
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$first = ! empty($this->args['first']) ? $this->args['first'] : null; |
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/** |
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* Set limit the highest value of $first and $last, with a (filterable) max of 100 |
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*/ |
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$query_args['limit'] = min( |
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max(absint($first), absint($last), 10), |
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$this->query_amount |
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) + 1; |
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/** |
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* Collect the input_fields and sanitize them to prepare them for sending to the Query |
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*/ |
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$input_fields = []; |
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if (! empty($this->args['where'])) { |
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$input_fields = $this->sanitize_input_fields($this->args['where']); |
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} |
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/** |
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* Determine where we're at in the Graph and adjust the query context appropriately. |
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* For example, if we're querying for datetime as a field of event query, this will automatically |
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* set the query to pull datetimes that belong to that event. |
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* We can set more cases for other source types. |
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*/ |
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if (is_object($this->source)) { |
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switch (true) { |
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// Assumed to be an event |
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case $this->source instanceof Post: |
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$query_args[] = ['Event.EVT_ID' => $this->source->ID]; |
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break; |
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case $this->source instanceof EE_Event: |
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$query_args[] = ['Event.EVT_ID' => $this->source->ID()]; |
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break; |
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} |
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} |
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/** |
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* Merge the input_fields with the default query_args |
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*/ |
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if (! empty($input_fields)) { |
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$query_args = array_merge($query_args, $input_fields); |
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} |
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/** |
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* Return the $query_args |
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*/ |
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return $query_args; |
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} |
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/** |
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* This sets up the "allowed" args, and translates the GraphQL-friendly keys to WP_Query |
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* friendly keys. There's probably a cleaner/more dynamic way to approach this, but |
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* this was quick. I'd be down to explore more dynamic ways to map this, but for |
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* now this gets the job done. |
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* |
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* @param array $query_args |
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* @return array |
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*/ |
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// phpcs:ignore PSR1.Methods.CamelCapsMethodName.NotCamelCaps |
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public function sanitize_input_fields(array $query_args) |
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{ |
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$arg_mapping = [ |
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'orderBy' => 'order_by', |
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'order' => 'order', |
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]; |
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/** |
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* Return the Query Args |
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*/ |
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return ! empty($query_args) && is_array($query_args) ? $query_args : []; |
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} |
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} |
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eventespresso /
event-espresso-core
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Let’s assume that you have a directory layout like this:
. |-- OtherDir | |-- Bar.php | `-- Foo.php `-- SomeDir `-- Foo.phpand let’s assume the following content of
Bar.php:If both files
OtherDir/Foo.phpandSomeDir/Foo.phpare loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.phpHowever, as
OtherDir/Foo.phpdoes not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: