%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
final class NF_Database_FieldsController
{
private $db;
private $factory;
private $fields_data;
private $new_field_ids;
private $insert_fields;
private $insert_field_meta = array();
private $insert_field_meta_chunk = 0;
private $update_fields = array( 'key' => '', 'label' => '', 'type' => '' );
private $update_field_meta = array();
private $update_field_meta_chunk = 0;
public function __construct( $form_id, $fields_data )
{
global $wpdb;
$this->db = $wpdb;
$this->form_id = $form_id;
$this->fields_data = $fields_data;
}
public function run()
{
$this->db->hide_errors();
/* FIELDS */
$this->parse_fields();
$insert_fields_query = $this->get_insert_fields_query();
if( ! empty( $insert_fields_query ) ){
$this->db->query( $insert_fields_query );
$this->update_new_field_ids();
}
$update_fields_query = $this->get_update_fields_query();
if( ! empty( $update_fields_query ) ){
$this->db->query( $update_fields_query );
}
/* FIELD META */
$this->parse_field_meta();
$this->run_insert_field_meta_query();
$this->run_update_field_meta_query();
}
public function get_updated_fields_data()
{
return $this->fields_data;
}
private function parse_fields()
{
foreach( $this->fields_data as $field_data ){
$field_id = $field_data[ 'id' ];
$settings = array(
'key' => $field_data[ 'settings' ][ 'key' ],
'label' => $field_data[ 'settings' ][ 'label' ],
'type' => $field_data[ 'settings' ][ 'type' ]
);
if( ! is_numeric( $field_id ) ) {
$this->insert_field( $settings ); // New Field.
} else {
$this->update_field( $field_id, $settings );
}
}
}
private function parse_field_meta()
{
$existing_meta = $this->get_existing_meta();
foreach( $this->fields_data as $field_data ){
$field_id = $field_data[ 'id' ];
foreach( $field_data[ 'settings' ] as $key => $value ){
// we don't need object type or domain stored in the db
if( ! in_array( $key, array( 'objectType', 'objectDomain' ) ) ) {
if( isset( $existing_meta[ $field_id ][ $key ] ) ){
if( $value == $existing_meta[ $field_id ][ $key ] ) continue;
$this->update_field_meta( $field_id, $key, $value );
} else {
$this->insert_field_meta( $field_id, $key, $value );
}
}
}
}
}
private function get_existing_meta()
{
$results = $this->db->get_results("
SELECT m.parent_id, m.key, m.value
FROM `{$this->db->prefix}nf3_field_meta` AS m
LEFT JOIN `{$this->db->prefix}nf3_fields` AS f
ON m.parent_id = f.id
WHERE f.parent_id = {$this->form_id}
");
$field_meta = array();
foreach( $results as $meta ){
if( ! isset( $field_meta[ $meta->parent_id ] ) ) $field_meta[ $meta->parent_id ] = array();
$field_meta[ $meta->parent_id ][ $meta->key ] = $meta->value;
}
return $field_meta;
}
private function update_new_field_ids()
{
$field_id_lookup = $this->db->get_results("
SELECT `key`, `id`
FROM {$this->db->prefix}nf3_fields
WHERE `parent_id` = {$this->form_id}
", OBJECT_K);
foreach( $this->fields_data as $i => $field_data ){
$field_key = $field_data[ 'settings' ][ 'key' ];
if( ! is_numeric( $field_data[ 'id' ] ) && isset( $field_id_lookup[ $field_key ] ) ){
$tmp_id = $field_data[ 'id' ];
$this->fields_data[ $i ][ 'id' ] = $this->new_field_ids[ $tmp_id ] = $field_id_lookup[ $field_key ]->id;
}
}
}
public function get_new_field_ids()
{
return $this->new_field_ids;
}
/*
|--------------------------------------------------------------------------
| INSERT (NEW) FIELDS
|--------------------------------------------------------------------------
*/
private function insert_field( $settings )
{
$this->insert_fields .= "(";
foreach ( $settings as $setting => $value ) {
$this->db->escape_by_ref( $value );
$this->insert_fields .= "'{$value}',";
}
$this->insert_fields .= "'{$this->form_id}'";
$this->insert_fields .= '),';
}
public function get_insert_fields_query()
{
if( ! $this->insert_fields ) return "";
$insert_fields = rtrim( $this->insert_fields, ',' ); // Strip trailing comma from SQl.
return "
INSERT INTO {$this->db->prefix}nf3_fields ( `key`, `label`, `type`, `parent_id` )
VALUES {$insert_fields}
";
}
/*
|--------------------------------------------------------------------------
| UPDATE (EXISTING) FIELDS
|--------------------------------------------------------------------------
*/
private function update_field( $field_id, $settings )
{
foreach ( $settings as $setting => $value ) {
$line = "WHEN `id` = '{$field_id}' ";
$this->db->escape_by_ref( $value );
$line .= "THEN '{$value}'";
$this->update_fields[ $setting ] .= $line;
}
}
public function get_update_fields_query()
{
if(
empty( $this->update_fields[ 'key' ] ) ||
empty( $this->update_fields[ 'label' ] ) ||
empty( $this->update_fields[ 'type' ] )
) return "";
return "
UPDATE {$this->db->prefix}nf3_fields
SET `key` = CASE {$this->update_fields[ 'key' ]}
ELSE `key`
END
, `label` = CASE {$this->update_fields[ 'label' ]}
ELSE `label`
END
, `type` = CASE {$this->update_fields[ 'type' ]}
ELSE `type`
END
";
}
/*
|--------------------------------------------------------------------------
| INSERT (NEW) META
|--------------------------------------------------------------------------
*/
private function insert_field_meta( $field_id, $key, $value )
{
static $counter;
$value = maybe_serialize( $value );
$this->db->escape_by_ref( $field_id );
$this->db->escape_by_ref( $key );
$this->db->escape_by_ref( $value );
if( ! isset( $this->insert_field_meta[ $this->insert_field_meta_chunk ] ) || ! $this->insert_field_meta[ $this->insert_field_meta_chunk ] ) {
$this->insert_field_meta[ $this->insert_field_meta_chunk ] = '';
}
$this->insert_field_meta[ $this->insert_field_meta_chunk ] .= "('{$field_id}','{$key}','{$value}' ),";
$counter++;
if( 0 == $counter % 5000 ) $this->insert_field_meta_chunk++;
}
public function run_insert_field_meta_query()
{
if( ! $this->insert_field_meta ) return "";
foreach( $this->insert_field_meta as $insert_field_meta ){
$insert_field_meta = rtrim( $insert_field_meta, ',' ); // Strip trailing comma from SQl.
$this->db->query( "
INSERT INTO {$this->db->prefix}nf3_field_meta ( `parent_id`, `key`, `value` )
VALUES {$insert_field_meta}
");
}
}
/*
|--------------------------------------------------------------------------
| UPDATE (EXISTING) META
|--------------------------------------------------------------------------
*/
private function update_field_meta( $field_id, $key, $value )
{
static $counter;
$value = maybe_serialize( $value );
$this->db->escape_by_ref( $key );
$this->db->escape_by_ref( $value );
if( ! isset( $this->update_field_meta[ $this->update_field_meta_chunk ] ) || ! $this->update_field_meta[ $this->update_field_meta_chunk ] ) {
$this->update_field_meta[ $this->update_field_meta_chunk ] = '';
}
$this->update_field_meta[ $this->update_field_meta_chunk ] .= " WHEN `parent_id` = '{$field_id}' AND `key` = '{$key}' THEN '{$value}'";
$counter++;
if( 0 == $counter % 5000 ) $this->update_field_meta_chunk++;
}
public function run_update_field_meta_query()
{
if( empty( $this->update_field_meta ) ) return '';
foreach( $this->update_field_meta as $update_field_meta ){
$this->db->query("
UPDATE {$this->db->prefix}nf3_field_meta as field_meta
SET `value` = CASE {$update_field_meta} ELSE `value` END
");
return;
}
}
}
Zerion Mini Shell 1.0