Update besar apk finance
This commit is contained in:
Wian Drs
@@ -0,0 +1,338 @@
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<?php
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defined('BASEPATH') OR exit('No direct script access allowed');
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class Dbcompare extends MY_Admin_Controller
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{
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private $sourceConfig;
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private $targetConfig;
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public function __construct()
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{
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parent::__construct();
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if (!filter_var(getenv('DBCOMPARE_ENABLED') ?: 'false', FILTER_VALIDATE_BOOLEAN)) {
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show_404();
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}
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$this->sourceConfig = $this->readConnectionConfig('DBCOMPARE_SOURCE');
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$this->targetConfig = $this->readConnectionConfig('DBCOMPARE_TARGET');
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}
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private function readConnectionConfig($prefix)
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{
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$config = array(
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'host' => getenv($prefix . '_HOST'),
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'port' => (int) getenv($prefix . '_PORT'),
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'user' => getenv($prefix . '_USERNAME'),
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'pass' => getenv($prefix . '_PASSWORD'),
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'db' => getenv($prefix . '_DATABASE')
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);
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foreach (array('host', 'port', 'user', 'pass', 'db') as $key) {
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if (empty($config[$key])) {
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show_error('Konfigurasi Dbcompare belum lengkap.', 503);
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}
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}
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return $config;
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}
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public function sql()
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{
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$result = $this->buildSqlDiff();
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header('Content-Type: text/plain; charset=utf-8');
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echo $result['sql'];
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}
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public function sql_download()
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{
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$result = $this->buildSqlDiff();
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$filename = 'sync_structure_' . date('Ymd_His') . '.sql';
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header('Content-Type: application/sql; charset=utf-8');
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header('Content-Disposition: attachment; filename="' . $filename . '"');
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echo $result['sql'];
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}
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private function buildSqlDiff()
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{
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$source = $this->connectMysqli($this->sourceConfig);
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$target = $this->connectMysqli($this->targetConfig);
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$sqlLines = array();
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$sqlLines[] = '-- ==================================================';
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$sqlLines[] = '-- AUTO GENERATED SQL - STRUCTURE SYNC';
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$sqlLines[] = '-- Source DB : ' . $this->sourceConfig['db'] . ' (' . $this->sourceConfig['host'] . ':' . $this->sourceConfig['port'] . ')';
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$sqlLines[] = '-- Target DB : ' . $this->targetConfig['db'] . ' (' . $this->targetConfig['host'] . ':' . $this->targetConfig['port'] . ')';
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$sqlLines[] = '-- Generated : ' . date('Y-m-d H:i:s');
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$sqlLines[] = '-- Notes : Hanya struktur (table/column/primary key/index), tanpa data';
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$sqlLines[] = '-- ==================================================';
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$sqlLines[] = '';
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$sourceTables = $this->getTables($source, $this->sourceConfig['db']);
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$targetTables = $this->getTables($target, $this->targetConfig['db']);
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foreach ($sourceTables as $tableName) {
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$safeTable = $this->escapeIdentifier($tableName);
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if (!in_array($tableName, $targetTables, true)) {
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$createSql = $this->getCreateTableSql($source, $tableName);
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$sqlLines[] = '-- --------------------------------------------------';
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$sqlLines[] = '-- CREATE TABLE: ' . $tableName;
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$sqlLines[] = '-- --------------------------------------------------';
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$sqlLines[] = $createSql . ';';
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$sqlLines[] = '';
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continue;
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}
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$sqlLines[] = '-- --------------------------------------------------';
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$sqlLines[] = '-- ALTER TABLE: ' . $tableName;
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$sqlLines[] = '-- --------------------------------------------------';
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$sourceColumns = $this->getColumns($source, $this->sourceConfig['db'], $tableName);
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$targetColumns = $this->getColumns($target, $this->targetConfig['db'], $tableName);
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// Column ADD / MODIFY
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foreach ($sourceColumns as $columnName => $sourceCol) {
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if (!isset($targetColumns[$columnName])) {
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$sqlLines[] = 'ALTER TABLE ' . $safeTable . ' ADD COLUMN ' . $this->buildColumnDefinition($sourceCol) . ';';
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continue;
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}
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$targetCol = $targetColumns[$columnName];
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if (!$this->isSameColumn($sourceCol, $targetCol)) {
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$sqlLines[] = 'ALTER TABLE ' . $safeTable . ' MODIFY COLUMN ' . $this->buildColumnDefinition($sourceCol) . ';';
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}
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}
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// Primary key sync
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$sourcePk = $this->getPrimaryKeyColumns($source, $this->sourceConfig['db'], $tableName);
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$targetPk = $this->getPrimaryKeyColumns($target, $this->targetConfig['db'], $tableName);
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if ($sourcePk !== $targetPk) {
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if (!empty($targetPk)) {
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$sqlLines[] = 'ALTER TABLE ' . $safeTable . ' DROP PRIMARY KEY;';
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}
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if (!empty($sourcePk)) {
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$pkCols = array();
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foreach ($sourcePk as $pkCol) {
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$pkCols[] = $this->escapeIdentifier($pkCol);
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}
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$sqlLines[] = 'ALTER TABLE ' . $safeTable . ' ADD PRIMARY KEY (' . implode(', ', $pkCols) . ');';
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}
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}
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// Secondary indexes sync (add missing / different composition)
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$sourceIndexes = $this->getIndexes($source, $this->sourceConfig['db'], $tableName);
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$targetIndexes = $this->getIndexes($target, $this->targetConfig['db'], $tableName);
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foreach ($sourceIndexes as $idxName => $sourceIdx) {
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if ($idxName === 'PRIMARY') {
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continue;
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}
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$needCreate = false;
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if (!isset($targetIndexes[$idxName])) {
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$needCreate = true;
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} else {
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$targetIdx = $targetIndexes[$idxName];
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if (!$this->isSameIndex($sourceIdx, $targetIdx)) {
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$sqlLines[] = 'ALTER TABLE ' . $safeTable . ' DROP INDEX ' . $this->escapeIdentifier($idxName) . ';';
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$needCreate = true;
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}
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}
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if ($needCreate) {
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$idxCols = array();
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foreach ($sourceIdx['columns'] as $colName) {
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$idxCols[] = $this->escapeIdentifier($colName);
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}
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$idxType = $sourceIdx['non_unique'] == 0 ? 'ADD UNIQUE INDEX ' : 'ADD INDEX ';
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$sqlLines[] = 'ALTER TABLE ' . $safeTable . ' ' . $idxType . $this->escapeIdentifier($idxName) . ' (' . implode(', ', $idxCols) . ');';
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}
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}
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$sqlLines[] = '';
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}
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$source->close();
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$target->close();
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return array('sql' => implode("\n", $sqlLines));
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}
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private function connectMysqli($config)
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{
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$conn = @new mysqli($config['host'], $config['user'], $config['pass'], $config['db'], (int)$config['port']);
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if ($conn->connect_errno) {
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show_error('Gagal konek DB ' . $config['db'] . ': ' . $conn->connect_error, 500);
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}
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$conn->set_charset('utf8');
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return $conn;
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}
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private function getTables($conn, $schema)
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{
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$sql = "SELECT TABLE_NAME
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FROM INFORMATION_SCHEMA.TABLES
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WHERE TABLE_SCHEMA = ?
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AND TABLE_TYPE = 'BASE TABLE'
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ORDER BY TABLE_NAME";
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$stmt = $conn->prepare($sql);
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$stmt->bind_param('s', $schema);
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$stmt->execute();
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$res = $stmt->get_result();
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$tables = array();
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while ($row = $res->fetch_assoc()) {
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$tables[] = $row['TABLE_NAME'];
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}
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$stmt->close();
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return $tables;
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}
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private function getCreateTableSql($conn, $tableName)
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{
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$sql = 'SHOW CREATE TABLE ' . $this->escapeIdentifier($tableName);
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$res = $conn->query($sql);
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if (!$res) {
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return '-- ERROR: gagal ambil CREATE TABLE untuk ' . $tableName;
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}
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$row = $res->fetch_assoc();
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return isset($row['Create Table']) ? $row['Create Table'] : '-- ERROR: format SHOW CREATE TABLE tidak valid';
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}
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private function getColumns($conn, $schema, $tableName)
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{
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$sql = "SELECT COLUMN_NAME, COLUMN_TYPE, IS_NULLABLE, COLUMN_DEFAULT, EXTRA, COLUMN_COMMENT, CHARACTER_SET_NAME, COLLATION_NAME
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FROM INFORMATION_SCHEMA.COLUMNS
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WHERE TABLE_SCHEMA = ?
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AND TABLE_NAME = ?
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ORDER BY ORDINAL_POSITION";
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$stmt = $conn->prepare($sql);
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$stmt->bind_param('ss', $schema, $tableName);
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$stmt->execute();
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$res = $stmt->get_result();
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$columns = array();
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while ($row = $res->fetch_assoc()) {
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$columns[$row['COLUMN_NAME']] = $row;
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}
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$stmt->close();
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return $columns;
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}
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private function getPrimaryKeyColumns($conn, $schema, $tableName)
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{
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$sql = "SELECT kcu.COLUMN_NAME
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FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS tc
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JOIN INFORMATION_SCHEMA.KEY_COLUMN_USAGE kcu
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ON tc.CONSTRAINT_NAME = kcu.CONSTRAINT_NAME
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AND tc.TABLE_SCHEMA = kcu.TABLE_SCHEMA
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AND tc.TABLE_NAME = kcu.TABLE_NAME
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WHERE tc.TABLE_SCHEMA = ?
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AND tc.TABLE_NAME = ?
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AND tc.CONSTRAINT_TYPE = 'PRIMARY KEY'
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ORDER BY kcu.ORDINAL_POSITION";
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$stmt = $conn->prepare($sql);
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$stmt->bind_param('ss', $schema, $tableName);
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$stmt->execute();
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$res = $stmt->get_result();
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$pk = array();
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while ($row = $res->fetch_assoc()) {
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$pk[] = $row['COLUMN_NAME'];
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}
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$stmt->close();
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return $pk;
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}
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private function getIndexes($conn, $schema, $tableName)
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{
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$sql = "SELECT INDEX_NAME, NON_UNIQUE, SEQ_IN_INDEX, COLUMN_NAME
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FROM INFORMATION_SCHEMA.STATISTICS
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WHERE TABLE_SCHEMA = ?
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AND TABLE_NAME = ?
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ORDER BY INDEX_NAME, SEQ_IN_INDEX";
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$stmt = $conn->prepare($sql);
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$stmt->bind_param('ss', $schema, $tableName);
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$stmt->execute();
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$res = $stmt->get_result();
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$indexes = array();
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while ($row = $res->fetch_assoc()) {
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$idxName = $row['INDEX_NAME'];
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if (!isset($indexes[$idxName])) {
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$indexes[$idxName] = array(
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'non_unique' => (int)$row['NON_UNIQUE'],
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'columns' => array()
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);
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}
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$indexes[$idxName]['columns'][] = $row['COLUMN_NAME'];
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}
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$stmt->close();
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return $indexes;
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}
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private function buildColumnDefinition($col)
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{
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$def = $this->escapeIdentifier($col['COLUMN_NAME']) . ' ' . $col['COLUMN_TYPE'];
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$def .= ($col['IS_NULLABLE'] === 'NO') ? ' NOT NULL' : ' NULL';
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if ($col['COLUMN_DEFAULT'] !== null) {
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if (strtoupper($col['COLUMN_DEFAULT']) === 'CURRENT_TIMESTAMP') {
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$def .= ' DEFAULT CURRENT_TIMESTAMP';
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} else {
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$def .= " DEFAULT '" . $this->escapeStringValue($col['COLUMN_DEFAULT']) . "'";
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}
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} elseif ($col['IS_NULLABLE'] === 'YES') {
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$def .= ' DEFAULT NULL';
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}
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if (!empty($col['EXTRA'])) {
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$def .= ' ' . strtoupper($col['EXTRA']);
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}
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if (!empty($col['COLUMN_COMMENT'])) {
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$def .= " COMMENT '" . $this->escapeStringValue($col['COLUMN_COMMENT']) . "'";
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}
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return $def;
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}
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private function isSameColumn($a, $b)
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{
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return (
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strtolower((string)$a['COLUMN_TYPE']) === strtolower((string)$b['COLUMN_TYPE']) &&
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(string)$a['IS_NULLABLE'] === (string)$b['IS_NULLABLE'] &&
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(string)$a['COLUMN_DEFAULT'] === (string)$b['COLUMN_DEFAULT'] &&
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strtolower((string)$a['EXTRA']) === strtolower((string)$b['EXTRA']) &&
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(string)$a['COLUMN_COMMENT'] === (string)$b['COLUMN_COMMENT']
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);
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}
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private function isSameIndex($a, $b)
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{
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return (
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(int)$a['non_unique'] === (int)$b['non_unique'] &&
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implode(',', $a['columns']) === implode(',', $b['columns'])
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);
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}
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private function escapeIdentifier($name)
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{
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return '`' . str_replace('`', '``', $name) . '`';
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}
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private function escapeStringValue($str)
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{
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return str_replace("'", "''", (string)$str);
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}
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}
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