46 lines
1.3 KiB
PHP
46 lines
1.3 KiB
PHP
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<?php
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declare(strict_types=1);
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namespace Bdp\Libs;
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class DatabaseHandler {
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public function readFromDb(string $table, array $conditions = []) : array {
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global $wpdb;
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$sql = 'SELECT * FROM ' . $wpdb->prefix . $table . $this->parseConditions($conditions);
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return $this->getResults( $sql );
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}
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public function readSqlFromDb(string $tableName, string $preparedSql) : array
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{
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global $wpdb;
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$sql = str_replace('%tablename%', $wpdb->prefix . $tableName, $preparedSql );
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return $this->getResults($sql);
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}
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public function countSqlRows(string $tableName, array $conditions = []) : int
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{
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global $wpdb;
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$sql = 'SELECT COUNT(*) as count_data FROM ' . $wpdb->prefix . $tableName . $this->parseConditions($conditions);
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$res = $this->getResults( $sql );
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$res = $res[0];
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return (int)$res->count_data;
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}
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private function getResults(string $sql) : array
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{
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global $wpdb;
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return $wpdb->get_results($sql, OBJECT );
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}
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private function parseConditions(array $conditionArray) : string
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{
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global $wpdb;
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$_tmpArr = [];
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foreach ($conditionArray as $key => $value) {
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$_tmpArr[] = '`' . $key .'` = "' . $wpdb->_real_escape($value) . '"';
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}
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$returnString = implode(' AND ', $_tmpArr);
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return $returnString !== '' ? (' WHERE ' . $returnString) : '';
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}
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}
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