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<?php |
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|
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/** |
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* Suppress "error - 0 - No summary was found for this file" on phpdoc generation |
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* |
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* @package WPDataProjects\Parent_Child |
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*/ |
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|
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namespace WPDataProjects\Parent_Child { |
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|
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use WPDataAccess\Connection\WPDADB; |
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use WPDataProjects\Simple_Form\WPDP_Simple_Form; |
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use WPDataAccess\Utilities\WPDA_Message_Box; |
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|
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/** |
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* Class WPDP_Child_Form extends WPDP_Simple_Form |
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* |
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* @see WPDP_Simple_Form |
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* |
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* @author Peter Schulz |
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* @since 2.0.0 |
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*/ |
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class WPDP_Child_Form extends WPDP_Simple_Form { |
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|
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/** |
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* Possible values: edit and view |
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* |
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* @var string |
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*/ |
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protected $mode; |
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|
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/** |
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* Saved initially requested action |
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* |
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* Action is changed during processing |
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* |
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* @var string |
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*/ |
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protected $initial_action; |
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|
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/** |
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* Parent key values |
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* |
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* @var array |
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*/ |
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protected $parent; |
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|
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/** |
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* Child relationships (for actual parent) |
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* |
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* @var array |
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*/ |
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protected $child; |
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|
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/** |
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* WPDP_Child_Form constructor |
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* |
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* @param $schema_name |
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* @param $table_name |
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* @param $wpda_list_columns |
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* @param array $args |
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*/ |
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public function __construct( $schema_name, $table_name, $wpda_list_columns, $args = array() ) { |
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if ( isset( $args['mode'] ) ) { |
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$this->mode = $args['mode']; |
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} else { |
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wp_die( __( 'ERROR: Wrong arguments [missing mode]', 'wp-data-access' ) ); |
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} |
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|
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if ( isset( $args['parent'] ) ) { |
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$this->parent = $args['parent']; |
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} else { |
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wp_die( __( 'ERROR: Wrong arguments [missing parent]', 'wp-data-access' ) ); |
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} |
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|
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if ( isset( $args['child'] ) ) { |
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$this->child = $args['child']; |
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} else { |
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wp_die( __( 'ERROR: Wrong arguments [missing child]', 'wp-data-access' ) ); |
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} |
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|
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$this->page_number_item_name = 'child_page_number'; |
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|
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parent::__construct( $schema_name, $table_name, $wpda_list_columns, $args ); |
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|
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$this->initial_action = $this->action; |
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} |
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|
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/** |
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* Overwrite method to add parent argument to get back to parent child relationship |
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*/ |
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protected function add_parent_args() { |
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foreach ( $this->parent['parent_key'] as $parent_key ) { |
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?> |
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<input type='hidden' |
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name='WPDA_PARENT_KEY*<?php echo( esc_attr( $parent_key ) ); ?>' |
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value='<?php echo( esc_attr( $this->parent['parent_key_value'][ $parent_key ] ) ); ?>' |
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/> |
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<?php |
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} |
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$child_tab = $this->get_child_tab(); |
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?> |
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<input type='hidden' name='mode' value='<?php echo esc_attr( $this->mode ); ?>'> |
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<input type='hidden' name='child_request' value='TRUE'/> |
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<input type='hidden' name='child_tab' value='<?php echo esc_attr( $child_tab ); ?>'/> |
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<?php |
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} |
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|
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/** |
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* Get actual child tab |
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* |
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* @return string |
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*/ |
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protected function get_child_tab() { |
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if ( isset( $_REQUEST['child_tab'] ) ) { |
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return sanitize_text_field( wp_unslash( $_REQUEST['child_tab'] ) ); // input var okay. |
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} else { |
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return ''; |
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} |
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} |
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|
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/** |
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* Overwrites method add_parent_args_to_back_button to add parent arguments |
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* |
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* @return string|void |
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*/ |
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protected function add_parent_args_to_back_button() { |
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$child_tab = $this->get_child_tab(); |
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$args = "&action=list&mode={$this->mode}&child_request=TRUE&child_tab=$child_tab"; |
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foreach ( $this->parent['parent_key'] as $parent_key ) { |
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$args .= '&' . esc_attr( $parent_key ) . '=' . esc_attr( $this->parent['parent_key_value'][ $parent_key ] ); |
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} |
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|
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return $args; |
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} |
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|
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/** |
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* Overwrites method prepare_row to prepare child insert |
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*/ |
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protected function prepare_row() { |
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parent::prepare_row(); |
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|
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if ( 'new' === $this->initial_action && 'edit' === $this->action && 'save' === $this->action2 ) { |
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if ( isset( $this->child['relation_nm'] ) ) { |
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// Create relationship (n:m). |
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// Prepare values. |
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if ( - 1 !== $this->auto_increment_value ) { |
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$child_columns = array( |
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$this->child['relation_nm']['child_table_select'][0] => |
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$this->auto_increment_value, |
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$this->child['relation_nm']['child_table_where'][0] => |
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$this->parent['parent_key_value'][ $this->parent['parent_key'][0] ], |
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); |
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} else { |
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$index = 0; |
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foreach ( $this->child['relation_nm']['parent_key'] as $parent_key ) { |
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$child_columns[ $this->child['relation_nm']['child_table_select'][ $index ] ] = |
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$this->form_items_new_values[ $this->child['relation_nm']['parent_key'][ $parent_key ] ]; |
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$child_columns[ $this->child['relation_nm']['child_table_where'][ $index ] ] = |
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$this->parent['parent_key_value'][ $this->parent['parent_key'][ $index ] ]; |
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$index ++; |
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} |
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} |
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|
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// Perform insert. |
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$wpdadb = WPDADB::get_db_connection( $this->schema_name ); |
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if ( null === $wpdadb ) { |
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wp_die( sprintf( __( 'ERROR - Remote database %s not available', 'wp-data-access' ), esc_attr( $this->schema_name ) ) ); |
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} |
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$result = $wpdadb->insert( $this->child['relation_nm']['child_table'], $child_columns ); |
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|
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// Error handling. |
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if ( false === $result ) { |
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$this->relationship_insert_failed(); |
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} elseif ( 1 !== $result ) { |
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$this->relationship_insert_failed(); |
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} |
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} |
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} |
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} |
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|
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/** |
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* Message shown on insert error |
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*/ |
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protected function relationship_insert_failed() { |
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$msg = new WPDA_Message_Box( |
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array( |
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'message_text' => __( 'Error create relationship (insert failed)', 'wp-data-access' ), |
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'message_type' => 'error', |
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'message_is_dismissible' => false, |
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) |
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); |
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$msg->box(); |
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} |
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|
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/** |
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* Overwrites method prepare_items to add parent key values |
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* |
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* @param bool $set_back_form_values |
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*/ |
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protected function prepare_items( $set_back_form_values = false ) { |
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parent::prepare_items( $set_back_form_values ); |
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|
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if ( isset( $this->child['relation_1n'] ) ) { |
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foreach ( $this->child['relation_1n']['child_key'] as $child_key ) { |
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$child_index = $this->get_item_index( $child_key ); |
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$child_item = $this->form_items[ $child_index ]; |
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if ( $child_item->get_item_name() === $child_key ) { |
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foreach ( $this->child['relation_1n']['parent_key'] as $parent_key ) { |
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foreach ( $this->parent['parent_key'] as $pkey ) { |
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if ( $parent_key === $pkey ) { |
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$child_item->set_item_default_value( $this->parent['parent_key_value'][ $parent_key ] ); |
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$child_item->set_hide_item( true ); |
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$child_item->set_foreign_key_column( true ); |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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|
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} |
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|
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} |
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|
