137 lines
3.0 KiB
PHP
137 lines
3.0 KiB
PHP
<?php
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/**
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* The translate functions.
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*
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* @since 1.0.0
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* @package RankMath
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* @subpackage RankMath\Admin\Database
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* @author RankMath <support@rankmath.com>
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*/
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namespace RankMath\Admin\Database;
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/**
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* Translate class.
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*/
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trait Translate {
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/**
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* Translate the current query to an SQL select statement
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*
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* @return string
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*/
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private function translateSelect() { // @codingStandardsIgnoreLine
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$query = [ 'SELECT' ];
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if ( $this->found_rows ) {
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$query[] = 'SQL_CALC_FOUND_ROWS';
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}
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if ( $this->distinct ) {
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$query[] = 'DISTINCT';
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}
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$query[] = $this->has_sql_clause( 'select' ) ? $this->get_sql_clause( 'select', true ) : '*';
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$query[] = $this->translateFrom();
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$query[] = $this->get_sql_clause( 'join', true );
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$query[] = $this->get_sql_clause( 'where', true );
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$query[] = $this->translateGroupBy();
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$query[] = $this->translateOrderBy();
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$query[] = $this->translateLimit();
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return join( ' ', array_filter( $query ) );
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}
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/**
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* Translate the current query to an SQL update statement
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*
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* @return string
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*/
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private function translateUpdate() { // @codingStandardsIgnoreLine
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$query = [ "UPDATE {$this->table} SET" ];
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// Add the values.
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$values = [];
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foreach ( $this->sql_clauses['values'] as $key => $value ) {
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$values[] = $key . ' = ' . $this->esc_value( $value );
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}
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if ( ! empty( $values ) ) {
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$query[] = join( ', ', $values );
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}
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$query[] = $this->get_sql_clause( 'where', true );
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$query[] = $this->translateLimit();
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return join( ' ', array_filter( $query ) );
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}
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/**
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* Translate the current query to an SQL delete statement
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*
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* @return string
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*/
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private function translateDelete() { // @codingStandardsIgnoreLine
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$query = [ 'DELETE' ];
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$query[] = $this->translateFrom();
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$query[] = $this->get_sql_clause( 'where', true );
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$query[] = $this->translateLimit();
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return join( ' ', array_filter( $query ) );
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}
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/**
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* Build the from statement.
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*
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* @return string
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*/
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private function translateFrom() { // @codingStandardsIgnoreLine
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if ( ! $this->has_sql_clause( 'from' ) ) {
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$this->add_sql_clause( 'from', $this->table );
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}
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return 'FROM ' . $this->get_sql_clause( 'from', true );
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}
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/**
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* Build the order by statement
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*
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* @return string
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*/
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protected function translateOrderBy() { // @codingStandardsIgnoreLine
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if ( ! $this->has_sql_clause( 'order_by' ) ) {
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return '';
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}
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return 'ORDER BY ' . $this->get_sql_clause( 'order_by', true );
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}
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/**
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* Build the group by clauses.
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*
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* @return string
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*/
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private function translateGroupBy() { // @codingStandardsIgnoreLine
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if ( ! $this->has_sql_clause( 'group_by' ) ) {
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return '';
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}
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$group_by = 'GROUP BY ' . $this->get_sql_clause( 'group_by', true );
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if ( $this->has_sql_clause( 'having' ) ) {
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$group_by .= ' ' . $this->get_sql_clause( 'having', true );
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}
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return $group_by;
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}
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/**
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* Build offset and limit.
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*
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* @return string
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*/
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private function translateLimit() { // @codingStandardsIgnoreLine
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return $this->get_sql_clause( 'limit', true );
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}
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}
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