391 lines
13 KiB
PHP
391 lines
13 KiB
PHP
<?php
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/* $Id$ */
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// vim: expandtab sw=4 ts=4 sts=4:
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/* Core script for import, this is just the glue around all other stuff */
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/**
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* Get the variables sent or posted to this script and a core script
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*/
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require_once('./libraries/common.lib.php');
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$js_to_run = 'functions.js';
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// Are we just executing plain query or sql file? (eg. non import, but query box/window run)
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if (!empty($sql_query)) {
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// run SQL query
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$import_text = $sql_query;
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$import_type = 'query';
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$format = 'sql';
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unset($sql_query);
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} elseif (!empty($sql_localfile)) {
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// run SQL file on server
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$local_import_file = $sql_localfile;
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$import_type = 'queryfile';
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$format = 'sql';
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unset($sql_localfile);
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} elseif (!empty($sql_file)) {
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// run uploaded SQL file
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$import_file = $sql_file;
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$import_type = 'queryfile';
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$format = 'sql';
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unset($sql_file);
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} elseif (!empty($id_bookmark)) {
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// run bookmark
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$import_type = 'query';
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$format = 'sql';
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}
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// If we didn't get any parameters, either user called this directly, or
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// upload limit has been reached, let's assume the second possibility.
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if ($_POST == array() && $_GET == array()) {
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require_once('./libraries/header.inc.php');
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$show_error_header = TRUE;
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PMA_showMessage(sprintf($strUploadLimit, '[a@./Documentation.html#faq1_16@_blank]', '[/a]'));
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require('./libraries/footer.inc.php');
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}
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// Check needed parameters
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PMA_checkParameters(array('import_type', 'format'));
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// We don't want anything special in format
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$format = PMA_securePath($format);
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// Import functions
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require_once('./libraries/import.lib.php');
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// Create error and goto url
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if ($import_type == 'table') {
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$err_url = 'tbl_import.php?' . PMA_generate_common_url($db, $table);
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$goto = 'tbl_import.php';
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} elseif ($import_type == 'database') {
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$err_url = 'db_import.php?' . PMA_generate_common_url($db);
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$goto = 'db_import.php';
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} elseif ($import_type == 'server') {
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$err_url = 'server_import.php?' . PMA_generate_common_url();
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$goto = 'server_import.php';
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} else {
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if (empty($goto) || !preg_match('@^(server|db|tbl)(_[a-z]*)*\.php$@i', $goto)) {
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if (isset($table) && isset($db)) {
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$goto = 'tbl_properties_structure.php';
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} elseif (isset($db)) {
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$goto = 'db_details_structure.php';
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} else {
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$goto = 'server_sql.php';
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}
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}
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if (isset($table) && isset($db)) {
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$common = PMA_generate_common_url($db, $table);
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} elseif (isset($db)) {
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$common = PMA_generate_common_url($db);
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} else {
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$common = PMA_generate_common_url();
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}
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$err_url = $goto
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. '?' . $common
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. (preg_match('@^tbl_properties(_[a-z]*)?\.php$@', $goto) ? '&table=' . urlencode($table) : '');
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}
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if (isset($db)) {
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PMA_DBI_select_db($db);
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}
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@set_time_limit($cfg['ExecTimeLimit']);
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if (!empty($cfg['MemoryLimit'])) {
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@ini_set('memory_limit', $cfg['MemoryLimit']);
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}
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$timestamp = time();
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if (isset($allow_interrupt)) {
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$maximum_time = ini_get('max_execution_time');
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} else {
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$maximum_time = 0;
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}
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// set default values
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$timeout_passed = FALSE;
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$error = FALSE;
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$read_multiply = 1;
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$finished = FALSE;
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$offset = 0;
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$max_sql_len = 0;
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$file_to_unlink = '';
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$sql_query = '';
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$sql_query_disabled = FALSE;
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$go_sql = FALSE;
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$reload = FALSE;
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$executed_queries = 0;
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$run_query = TRUE;
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$charset_conversion = FALSE;
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$reset_charset = FALSE;
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$bookmark_created = FALSE;
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// Bookmark Support: get a query back from bookmark if required
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if (!empty($id_bookmark)) {
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require_once('./libraries/bookmark.lib.php');
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switch ($action_bookmark) {
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case 0: // bookmarked query that have to be run
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$import_text = PMA_queryBookmarks($db, $cfg['Bookmark'], $id_bookmark,'id', isset($action_bookmark_all));
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if (isset($bookmark_variable) && !empty($bookmark_variable)) {
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$import_text = preg_replace('|/\*(.*)\[VARIABLE\](.*)\*/|imsU', '${1}' . PMA_sqlAddslashes($bookmark_variable) . '${2}', $import_text);
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}
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break;
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case 1: // bookmarked query that have to be displayed
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$import_text = PMA_queryBookmarks($db, $cfg['Bookmark'], $id_bookmark);
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$run_query = FALSE;
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break;
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case 2: // bookmarked query that have to be deleted
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$import_text = PMA_queryBookmarks($db, $cfg['Bookmark'], $id_bookmark);
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PMA_deleteBookmarks($db, $cfg['Bookmark'], $id_bookmark);
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$run_query = FALSE;
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$error = TRUE; // this is kind of hack to skip processing the query
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break;
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}
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} // end bookmarks reading
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// Store the query as a bookmark before executing it if bookmarklabel was given
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if (!empty($bkm_label) && !empty($import_text)) {
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require_once('./libraries/bookmark.lib.php');
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$bfields = array(
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'dbase' => $db,
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'user' => $cfg['Bookmark']['user'],
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'query' => urlencode($import_text),
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'label' => $bkm_label
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);
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// Should we replace bookmark?
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if (isset($bkm_replace)) {
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$bookmarks = PMA_listBookmarks($db, $cfg['Bookmark']);
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foreach($bookmarks as $key => $val) {
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if ($val == $bkm_label) {
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PMA_deleteBookmarks($db, $cfg['Bookmark'], $key);
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}
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}
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}
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PMA_addBookmarks($bfields, $cfg['Bookmark'], isset($bkm_all_users));
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$bookmark_created = TRUE;
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} // end store bookmarks
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// We can not read all at once, otherwise we can run out of memory
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$memory_limit = trim(@ini_get('memory_limit'));
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// 2 MB as default
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if (empty($memory_limit)) {
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$memory_limit = 2 * 1024 * 1024;
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}
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// In case no memory limit we work on 10MB chunks
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if ($memory_limit = -1) {
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$memory_limit = 10 * 1024 * 1024;
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}
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// Calculate value of the limit
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if (strtolower(substr($memory_limit, -1)) == 'm') $memory_limit = (int)substr($memory_limit, 0, -1) * 1024 * 1024;
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elseif (strtolower(substr($memory_limit, -1)) == 'k') $memory_limit = (int)substr($memory_limit, 0, -1) * 1024;
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elseif (strtolower(substr($memory_limit, -1)) == 'g') $memory_limit = (int)substr($memory_limit, 0, -1) * 1024 * 1024 * 1024;
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else $memory_limit = (int)$memory_limit;
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$read_limit = $memory_limit / 4; // Just to be sure, there might be lot of memory needed for uncompression
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// handle filenames
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if (!empty($local_import_file) && !empty($cfg['UploadDir'])) {
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// sanitize $local_import_file as it comes from a POST
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$local_import_file = PMA_securePath($local_import_file);
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$import_file = PMA_userDir($cfg['UploadDir']) . $local_import_file;
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} else if (empty($import_file) || !is_uploaded_file($import_file)) {
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$import_file = 'none';
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}
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// Do we have file to import?
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if ($import_file != 'none' && !$error) {
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// work around open_basedir and other limitations
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$open_basedir = @ini_get('open_basedir');
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// If we are on a server with open_basedir, we must move the file
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// before opening it. The doc explains how to create the "./tmp"
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// directory
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if (!empty($open_basedir)) {
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$tmp_subdir = (PMA_IS_WINDOWS ? '.\\tmp\\' : './tmp/');
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// function is_writeable() is valid on PHP3 and 4
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if (is_writeable($tmp_subdir)) {
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$import_file_new = $tmp_subdir . basename($import_file);
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if (move_uploaded_file($import_file, $import_file_new)) {
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$import_file = $import_file_new;
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$file_to_unlink = $import_file_new;
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}
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}
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}
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// Handle file compression
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$compression = PMA_detectCompression($import_file);
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if ($compression === FALSE) {
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$message = $strFileCouldNotBeRead;
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$show_error_header = TRUE;
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$error = TRUE;
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} else {
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switch ($compression) {
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case 'application/bzip2':
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if ($cfg['BZipDump'] && @function_exists('bzopen')) {
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$import_handle = @bzopen($import_file, 'r');
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} else {
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$message = sprintf($strUnsupportedCompressionDetected, $compression);
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$show_error_header = TRUE;
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$error = TRUE;
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}
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break;
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case 'application/gzip':
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if ($cfg['GZipDump'] && @function_exists('gzopen')) {
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$import_handle = @gzopen($import_file, 'r');
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} else {
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$message = sprintf($strUnsupportedCompressionDetected, $compression);
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$show_error_header = TRUE;
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$error = TRUE;
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}
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break;
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case 'application/zip':
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if ($cfg['GZipDump'] && @function_exists('gzinflate')) {
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include_once('./libraries/unzip.lib.php');
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$import_handle = new SimpleUnzip();
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$import_handle->ReadFile($import_file);
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if ($import_handle->Count() == 0) {
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$message = $strNoFilesFoundInZip;
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$show_error_header = TRUE;
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$error = TRUE;
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} elseif ($import_handle->GetError(0) != 0) {
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$message = $strErrorInZipFile . ' ' . $import_handle->GetErrorMsg(0);
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$show_error_header = TRUE;
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$error = TRUE;
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} else {
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$import_text = $import_handle->GetData(0);
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}
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// We don't need to store it further
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$import_handle = '';
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} else {
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$message = sprintf($strUnsupportedCompressionDetected, $compression);
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$show_error_header = TRUE;
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$error = TRUE;
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}
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break;
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case 'none':
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$import_handle = @fopen($import_file, 'r');
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break;
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default:
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$message = sprintf($strUnsupportedCompressionDetected, $compression);
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$show_error_header = TRUE;
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$error = TRUE;
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break;
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}
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}
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if (!$error && $import_handle === FALSE) {
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$message = $strFileCouldNotBeRead;
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$show_error_header = TRUE;
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$error = TRUE;
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}
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} elseif (!$error) {
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if (!isset($import_text) || empty($import_text)) {
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$message = $strNothingToImport;
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$show_error_header = TRUE;
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$error = TRUE;
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}
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}
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// Convert the file's charset if necessary
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if ($cfg['AllowAnywhereRecoding'] && $allow_recoding
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&& isset($charset_of_file)) {
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if ($charset_of_file != $charset) {
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$charset_conversion = TRUE;
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}
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} else if (PMA_MYSQL_INT_VERSION >= 40100
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&& isset($charset_of_file) && $charset_of_file != 'utf8') {
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PMA_DBI_query('SET NAMES \'' . $charset_of_file . '\'');
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// We can not show query in this case, it is in different charset
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$sql_query_disabled = TRUE;
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$reset_charset = TRUE;
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}
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// Something to skip?
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if (!$error && isset($skip)) {
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$original_skip = $skip;
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while ($skip > 0) {
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PMA_importGetNextChunk($skip < $read_limit ? $skip : $read_limit);
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$read_multiply = 1; // Disable read progresivity, otherwise we eat all memory!
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$skip -= $read_limit;
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}
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unset($skip);
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}
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if (!$error) {
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// Check for file existance
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if (!file_exists('./libraries/import/' . $format . '.php')) {
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$error = TRUE;
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$message = $strCanNotLoadImportPlugins;
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$show_error_header = TRUE;
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} else {
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// Do the real import
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require('./libraries/import/' . $format . '.php');
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}
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}
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// Cleanup temporary file
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if ($file_to_unlink != '') {
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unlink($file_to_unlink);
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}
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// Reset charset back, if we did some changes
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if ($reset_charset) {
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PMA_DBI_query('SET CHARACTER SET utf8');
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PMA_DBI_query('SET SESSION collation_connection =\'' . $collation_connection . '\'');
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}
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// Show correct message
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if (!empty($id_bookmark) && $action_bookmark == 2) {
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$message = $strBookmarkDeleted;
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$display_query = $import_text;
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$error = FALSE; // unset error marker, it was used just to skip processing
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} elseif (!empty($id_bookmark) && $action_bookmark == 1) {
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$message = $strShowingBookmark;
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} elseif ($bookmark_created) {
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$special_message = '[br]' . sprintf($strBookmarkCreated, htmlspecialchars($bkm_label));
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} elseif ($finished && !$error) {
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if ($import_type == 'query') {
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$message = $strSuccess;
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} else {
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$message = sprintf($strImportSuccessfullyFinished, $executed_queries);
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}
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}
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// Did we hit timeout? Tell it user.
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if ($timeout_passed) {
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$message = $strTimeoutPassed;
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if ($offset == 0 || (isset($original_skip) && $original_skip == $offset)) {
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$message .= ' ' . $strTimeoutNothingParsed;
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}
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}
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// Display back import page
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require_once('./libraries/header.inc.php');
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// There was an error?
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if (isset($my_die)) {
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foreach ($my_die AS $key => $die) {
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PMA_mysqlDie($die['error'], $die['sql'], '', $err_url, $error);
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echo '<hr />';
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}
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}
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if ($go_sql) {
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// Set pos to zero to possibly append limit
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$pos = 0;
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require('./sql.php');
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} else {
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$active_page = $goto;
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require('./' . $goto);
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}
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exit();
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?>
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