mirror of
https://github.com/cytopia/devilbox.git
synced 2024-12-27 08:12:28 +00:00
651 lines
17 KiB
PHP
651 lines
17 KiB
PHP
<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Main export handling code
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*
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* @package PhpMyAdmin
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*/
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declare(strict_types=1);
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use PhpMyAdmin\Core;
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use PhpMyAdmin\DatabaseInterface;
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use PhpMyAdmin\Encoding;
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use PhpMyAdmin\Export;
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use PhpMyAdmin\Plugins;
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use PhpMyAdmin\Plugins\ExportPlugin;
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use PhpMyAdmin\Relation;
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use PhpMyAdmin\Response;
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use PhpMyAdmin\Sanitize;
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use PhpMyAdmin\SqlParser\Parser;
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use PhpMyAdmin\SqlParser\Statements\SelectStatement;
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use PhpMyAdmin\SqlParser\Utils\Misc;
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use PhpMyAdmin\Url;
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use PhpMyAdmin\Util;
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if (! defined('ROOT_PATH')) {
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define('ROOT_PATH', __DIR__ . DIRECTORY_SEPARATOR);
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}
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global $db, $sql_query;
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include_once ROOT_PATH . 'libraries/common.inc.php';
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/** @var Response $response */
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$response = $containerBuilder->get(Response::class);
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/** @var DatabaseInterface $dbi */
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$dbi = $containerBuilder->get(DatabaseInterface::class);
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$header = $response->getHeader();
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$scripts = $header->getScripts();
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$scripts->addFile('export_output.js');
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/** @var Export $export */
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$export = $containerBuilder->get('export');
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//check if it's the GET request to check export time out
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if (isset($_GET['check_time_out'])) {
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if (isset($_SESSION['pma_export_error'])) {
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$err = $_SESSION['pma_export_error'];
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unset($_SESSION['pma_export_error']);
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echo "timeout";
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} else {
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echo "success";
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}
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exit;
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}
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/**
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* Sets globals from $_POST
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*
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* - Please keep the parameters in order of their appearance in the form
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* - Some of these parameters are not used, as the code below directly
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* verifies from the superglobal $_POST or $_REQUEST
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* TODO: this should be removed to avoid passing user input to GLOBALS
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* without checking
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*/
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$post_params = [
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'db',
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'table',
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'what',
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'single_table',
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'export_type',
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'export_method',
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'quick_or_custom',
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'db_select',
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'table_select',
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'table_structure',
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'table_data',
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'limit_to',
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'limit_from',
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'allrows',
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'lock_tables',
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'output_format',
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'filename_template',
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'maxsize',
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'remember_template',
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'charset',
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'compression',
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'as_separate_files',
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'knjenc',
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'xkana',
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'htmlword_structure_or_data',
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'htmlword_null',
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'htmlword_columns',
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'mediawiki_headers',
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'mediawiki_structure_or_data',
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'mediawiki_caption',
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'pdf_structure_or_data',
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'odt_structure_or_data',
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'odt_relation',
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'odt_comments',
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'odt_mime',
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'odt_columns',
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'odt_null',
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'codegen_structure_or_data',
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'codegen_format',
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'excel_null',
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'excel_removeCRLF',
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'excel_columns',
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'excel_edition',
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'excel_structure_or_data',
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'yaml_structure_or_data',
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'ods_null',
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'ods_structure_or_data',
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'ods_columns',
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'json_structure_or_data',
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'json_pretty_print',
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'json_unicode',
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'xml_structure_or_data',
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'xml_export_events',
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'xml_export_functions',
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'xml_export_procedures',
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'xml_export_tables',
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'xml_export_triggers',
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'xml_export_views',
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'xml_export_contents',
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'texytext_structure_or_data',
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'texytext_columns',
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'texytext_null',
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'phparray_structure_or_data',
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'sql_include_comments',
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'sql_header_comment',
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'sql_dates',
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'sql_relation',
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'sql_mime',
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'sql_use_transaction',
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'sql_disable_fk',
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'sql_compatibility',
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'sql_structure_or_data',
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'sql_create_database',
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'sql_drop_table',
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'sql_procedure_function',
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'sql_create_table',
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'sql_create_view',
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'sql_create_trigger',
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'sql_view_current_user',
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'sql_if_not_exists',
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'sql_or_replace_view',
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'sql_auto_increment',
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'sql_backquotes',
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'sql_truncate',
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'sql_delayed',
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'sql_ignore',
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'sql_type',
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'sql_insert_syntax',
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'sql_max_query_size',
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'sql_hex_for_binary',
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'sql_utc_time',
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'sql_drop_database',
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'sql_views_as_tables',
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'sql_metadata',
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'csv_separator',
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'csv_enclosed',
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'csv_escaped',
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'csv_terminated',
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'csv_null',
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'csv_removeCRLF',
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'csv_columns',
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'csv_structure_or_data',
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// csv_replace should have been here but we use it directly from $_POST
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'latex_caption',
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'latex_structure_or_data',
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'latex_structure_caption',
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'latex_structure_continued_caption',
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'latex_structure_label',
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'latex_relation',
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'latex_comments',
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'latex_mime',
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'latex_columns',
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'latex_data_caption',
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'latex_data_continued_caption',
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'latex_data_label',
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'latex_null',
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'aliases',
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];
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foreach ($post_params as $one_post_param) {
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if (isset($_POST[$one_post_param])) {
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$GLOBALS[$one_post_param] = $_POST[$one_post_param];
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}
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}
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$table = $GLOBALS['table'];
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PhpMyAdmin\Util::checkParameters(['what', 'export_type']);
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// sanitize this parameter which will be used below in a file inclusion
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$what = Core::securePath($_POST['what']);
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// export class instance, not array of properties, as before
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/** @var ExportPlugin $export_plugin */
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$export_plugin = Plugins::getPlugin(
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"export",
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$what,
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'libraries/classes/Plugins/Export/',
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[
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'export_type' => $export_type,
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'single_table' => isset($single_table),
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]
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);
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// Check export type
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if (empty($export_plugin)) {
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Core::fatalError(__('Bad type!'));
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}
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/**
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* valid compression methods
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*/
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$compression_methods = [];
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if ($GLOBALS['cfg']['ZipDump'] && function_exists('gzcompress')) {
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$compression_methods[] = 'zip';
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}
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if ($GLOBALS['cfg']['GZipDump'] && function_exists('gzencode')) {
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$compression_methods[] = 'gzip';
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}
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/**
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* init and variable checking
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*/
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$compression = '';
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$onserver = false;
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$save_on_server = false;
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$buffer_needed = false;
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$back_button = '';
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$refreshButton = '';
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$save_filename = '';
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$file_handle = '';
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$err_url = '';
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$filename = '';
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$separate_files = '';
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// Is it a quick or custom export?
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if (isset($_POST['quick_or_custom'])
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&& $_POST['quick_or_custom'] == 'quick'
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) {
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$quick_export = true;
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} else {
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$quick_export = false;
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}
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if ($_POST['output_format'] == 'astext') {
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$asfile = false;
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} else {
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$asfile = true;
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if (isset($_POST['as_separate_files'])
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&& ! empty($_POST['as_separate_files'])
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) {
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if (isset($_POST['compression'])
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&& ! empty($_POST['compression'])
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&& $_POST['compression'] == 'zip'
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) {
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$separate_files = $_POST['as_separate_files'];
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}
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}
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if (in_array($_POST['compression'], $compression_methods)) {
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$compression = $_POST['compression'];
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$buffer_needed = true;
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}
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if (($quick_export && ! empty($_POST['quick_export_onserver']))
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|| (! $quick_export && ! empty($_POST['onserver']))
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) {
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if ($quick_export) {
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$onserver = $_POST['quick_export_onserver'];
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} else {
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$onserver = $_POST['onserver'];
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}
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// Will we save dump on server?
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$save_on_server = ! empty($cfg['SaveDir']) && $onserver;
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}
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}
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/**
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* If we are sending the export file (as opposed to just displaying it
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* as text), we have to bypass the usual PhpMyAdmin\Response mechanism
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*/
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if (isset($_POST['output_format']) && $_POST['output_format'] == 'sendit' && ! $save_on_server) {
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$response->disable();
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//Disable all active buffers (see: ob_get_status(true) at this point)
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do {
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if (ob_get_length() > 0 || ob_get_level() > 0) {
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$hasBuffer = ob_end_clean();
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} else {
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$hasBuffer = false;
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}
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} while ($hasBuffer);
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}
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$tables = [];
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// Generate error url and check for needed variables
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if ($export_type == 'server') {
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$err_url = 'server_export.php' . Url::getCommon();
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} elseif ($export_type == 'database' && strlen($db) > 0) {
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$err_url = 'db_export.php' . Url::getCommon(['db' => $db]);
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// Check if we have something to export
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if (isset($table_select)) {
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$tables = $table_select;
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} else {
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$tables = [];
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}
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} elseif ($export_type == 'table' && strlen($db) > 0 && strlen($table) > 0) {
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$err_url = 'tbl_export.php' . Url::getCommon(
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[
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'db' => $db,
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'table' => $table,
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]
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);
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} else {
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Core::fatalError(__('Bad parameters!'));
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}
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// Merge SQL Query aliases with Export aliases from
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// export page, Export page aliases are given more
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// preference over SQL Query aliases.
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$parser = new Parser($sql_query);
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$aliases = [];
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if (! empty($parser->statements[0])
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&& ($parser->statements[0] instanceof SelectStatement)
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) {
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$aliases = Misc::getAliases($parser->statements[0], $db);
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}
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if (! empty($_POST['aliases'])) {
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$aliases = $export->mergeAliases($aliases, $_POST['aliases']);
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$_SESSION['tmpval']['aliases'] = $_POST['aliases'];
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}
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/**
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* Increase time limit for script execution and initializes some variables
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*/
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Util::setTimeLimit();
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if (! empty($cfg['MemoryLimit'])) {
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ini_set('memory_limit', $cfg['MemoryLimit']);
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}
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register_shutdown_function([$export, 'shutdown']);
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// Start with empty buffer
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$dump_buffer = '';
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$dump_buffer_len = 0;
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// Array of dump_buffers - used in separate file exports
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$dump_buffer_objects = [];
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// We send fake headers to avoid browser timeout when buffering
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$time_start = time();
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// Defines the default <CR><LF> format.
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// For SQL always use \n as MySQL wants this on all platforms.
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if ($what == 'sql') {
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$crlf = "\n";
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} else {
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$crlf = PHP_EOL;
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}
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$output_kanji_conversion = Encoding::canConvertKanji();
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// Do we need to convert charset?
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$output_charset_conversion = $asfile
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&& Encoding::isSupported()
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&& isset($charset) && $charset != 'utf-8';
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// Use on the fly compression?
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$GLOBALS['onfly_compression'] = $GLOBALS['cfg']['CompressOnFly']
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&& $compression == 'gzip';
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if ($GLOBALS['onfly_compression']) {
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$GLOBALS['memory_limit'] = $export->getMemoryLimit();
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}
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// Generate filename and mime type if needed
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if ($asfile) {
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if (empty($remember_template)) {
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$remember_template = '';
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}
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list($filename, $mime_type) = $export->getFilenameAndMimetype(
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$export_type,
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$remember_template,
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$export_plugin,
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$compression,
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$filename_template
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);
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} else {
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$mime_type = '';
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}
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// Open file on server if needed
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if ($save_on_server) {
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list($save_filename, $message, $file_handle) = $export->openFile(
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$filename,
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$quick_export
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);
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// problem opening export file on server?
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if (! empty($message)) {
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$export->showPage($db, $table, $export_type);
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}
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} else {
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/**
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* Send headers depending on whether the user chose to download a dump file
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* or not
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*/
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if ($asfile) {
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// Download
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// (avoid rewriting data containing HTML with anchors and forms;
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// this was reported to happen under Plesk)
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ini_set('url_rewriter.tags', '');
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$filename = Sanitize::sanitizeFilename($filename);
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Core::downloadHeader($filename, $mime_type);
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} else {
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// HTML
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if ($export_type == 'database') {
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$num_tables = count($tables);
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if ($num_tables === 0) {
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$message = PhpMyAdmin\Message::error(
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__('No tables found in database.')
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);
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$active_page = 'db_export.php';
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include ROOT_PATH . 'db_export.php';
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exit;
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}
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}
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list($html, $back_button, $refreshButton) = $export->getHtmlForDisplayedExportHeader(
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$export_type,
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$db,
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$table
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);
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echo $html;
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unset($html);
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} // end download
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}
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/** @var Relation $relation */
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$relation = $containerBuilder->get('relation');
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// Fake loop just to allow skip of remain of this code by break, I'd really
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// need exceptions here :-)
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do {
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// Re - initialize
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$dump_buffer = '';
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$dump_buffer_len = 0;
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// Add possibly some comments to export
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if (! $export_plugin->exportHeader()) {
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break;
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}
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// Will we need relation & co. setup?
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$do_relation = isset($GLOBALS[$what . '_relation']);
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$do_comments = isset($GLOBALS[$what . '_include_comments'])
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|| isset($GLOBALS[$what . '_comments']);
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$do_mime = isset($GLOBALS[$what . '_mime']);
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if ($do_relation || $do_comments || $do_mime) {
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$cfgRelation = $relation->getRelationsParam();
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}
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// Include dates in export?
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$do_dates = isset($GLOBALS[$what . '_dates']);
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$whatStrucOrData = $GLOBALS[$what . '_structure_or_data'];
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/**
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* Builds the dump
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*/
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if ($export_type == 'server') {
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if (! isset($db_select)) {
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$db_select = '';
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}
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$export->exportServer(
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$db_select,
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$whatStrucOrData,
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$export_plugin,
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$crlf,
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$err_url,
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$export_type,
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$do_relation,
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$do_comments,
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$do_mime,
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$do_dates,
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$aliases,
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$separate_files
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);
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} elseif ($export_type == 'database') {
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if (! isset($table_structure) || ! is_array($table_structure)) {
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$table_structure = [];
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}
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if (! isset($table_data) || ! is_array($table_data)) {
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$table_data = [];
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}
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if (! empty($_POST['structure_or_data_forced'])) {
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$table_structure = $tables;
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$table_data = $tables;
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}
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if (isset($lock_tables)) {
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$export->lockTables($db, $tables, "READ");
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try {
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$export->exportDatabase(
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$db,
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$tables,
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$whatStrucOrData,
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$table_structure,
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$table_data,
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$export_plugin,
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$crlf,
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$err_url,
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$export_type,
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$do_relation,
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$do_comments,
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$do_mime,
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$do_dates,
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$aliases,
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$separate_files
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);
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} finally {
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$export->unlockTables();
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}
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} else {
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$export->exportDatabase(
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$db,
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$tables,
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$whatStrucOrData,
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$table_structure,
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$table_data,
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$export_plugin,
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$crlf,
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$err_url,
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$export_type,
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$do_relation,
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$do_comments,
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$do_mime,
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$do_dates,
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$aliases,
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$separate_files
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);
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}
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} else {
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// We export just one table
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// $allrows comes from the form when "Dump all rows" has been selected
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if (! isset($allrows)) {
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$allrows = '';
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}
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if (! isset($limit_to)) {
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$limit_to = '0';
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}
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if (! isset($limit_from)) {
|
|
$limit_from = '0';
|
|
}
|
|
if (isset($lock_tables)) {
|
|
try {
|
|
$export->lockTables($db, [$table], "READ");
|
|
$export->exportTable(
|
|
$db,
|
|
$table,
|
|
$whatStrucOrData,
|
|
$export_plugin,
|
|
$crlf,
|
|
$err_url,
|
|
$export_type,
|
|
$do_relation,
|
|
$do_comments,
|
|
$do_mime,
|
|
$do_dates,
|
|
$allrows,
|
|
$limit_to,
|
|
$limit_from,
|
|
$sql_query,
|
|
$aliases
|
|
);
|
|
} finally {
|
|
$export->unlockTables();
|
|
}
|
|
} else {
|
|
$export->exportTable(
|
|
$db,
|
|
$table,
|
|
$whatStrucOrData,
|
|
$export_plugin,
|
|
$crlf,
|
|
$err_url,
|
|
$export_type,
|
|
$do_relation,
|
|
$do_comments,
|
|
$do_mime,
|
|
$do_dates,
|
|
$allrows,
|
|
$limit_to,
|
|
$limit_from,
|
|
$sql_query,
|
|
$aliases
|
|
);
|
|
}
|
|
}
|
|
if (! $export_plugin->exportFooter()) {
|
|
break;
|
|
}
|
|
} while (false);
|
|
// End of fake loop
|
|
|
|
if ($save_on_server && ! empty($message)) {
|
|
$export->showPage($db, $table, $export_type);
|
|
}
|
|
|
|
/**
|
|
* Send the dump as a file...
|
|
*/
|
|
if (empty($asfile)) {
|
|
echo $export->getHtmlForDisplayedExportFooter($back_button, $refreshButton);
|
|
return;
|
|
} // end if
|
|
|
|
// Convert the charset if required.
|
|
if ($output_charset_conversion) {
|
|
$dump_buffer = Encoding::convertString(
|
|
'utf-8',
|
|
$GLOBALS['charset'],
|
|
$dump_buffer
|
|
);
|
|
}
|
|
|
|
// Compression needed?
|
|
if ($compression) {
|
|
if (! empty($separate_files)) {
|
|
$dump_buffer = $export->compress(
|
|
$dump_buffer_objects,
|
|
$compression,
|
|
$filename
|
|
);
|
|
} else {
|
|
$dump_buffer = $export->compress($dump_buffer, $compression, $filename);
|
|
}
|
|
}
|
|
|
|
/* If we saved on server, we have to close file now */
|
|
if ($save_on_server) {
|
|
$message = $export->closeFile(
|
|
$file_handle,
|
|
$dump_buffer,
|
|
$save_filename
|
|
);
|
|
$export->showPage($db, $table, $export_type);
|
|
} else {
|
|
echo $dump_buffer;
|
|
}
|