56 lines
1.9 KiB
PHP
56 lines
1.9 KiB
PHP
<?php
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/**
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* Copyright (c) 2013 Bart Visscher <bartv@thisnet.nl>
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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* See the COPYING-README file.
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*/
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namespace OC\DB;
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class AdapterSqlite extends Adapter {
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public function fixupStatement($statement) {
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$statement = preg_replace('/`(\w+)` ILIKE \?/', 'LOWER($1) LIKE LOWER(?)', $statement);
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$statement = str_replace( '`', '"', $statement );
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$statement = str_ireplace( 'NOW()', 'datetime(\'now\')', $statement );
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$statement = str_ireplace( 'UNIX_TIMESTAMP()', 'strftime(\'%s\',\'now\')', $statement );
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return $statement;
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}
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/**
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* Insert a row if the matching row does not exists.
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*
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* @param string $table The table name (will replace *PREFIX* with the actual prefix)
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* @param array $input data that should be inserted into the table (column name => value)
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* @param array|null $compare List of values that should be checked for "if not exists"
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* If this is null or an empty array, all keys of $input will be compared
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* Please note: text fields (clob) must not be used in the compare array
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* @return int number of inserted rows
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* @throws \Doctrine\DBAL\DBALException
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*/
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public function insertIfNotExist($table, $input, array $compare = null) {
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if (empty($compare)) {
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$compare = array_keys($input);
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}
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$fieldList = '`' . implode('`,`', array_keys($input)) . '`';
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$query = "INSERT INTO `$table` ($fieldList) SELECT "
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. str_repeat('?,', count($input)-1).'? '
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. " WHERE NOT EXISTS (SELECT 1 FROM `$table` WHERE ";
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$inserts = array_values($input);
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foreach($compare as $key) {
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$query .= '`' . $key . '`';
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if (is_null($input[$key])) {
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$query .= ' IS NULL AND ';
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} else {
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$inserts[] = $input[$key];
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$query .= ' = ? AND ';
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}
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}
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$query = substr($query, 0, strlen($query) - 5);
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$query .= ')';
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return $this->conn->executeUpdate($query, $inserts);
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}
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}
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