869 lines
29 KiB
PHP
869 lines
29 KiB
PHP
<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* function for the main export logic
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*
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* @package PhpMyAdmin
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*/
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if (! defined('PHPMYADMIN')) {
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exit;
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}
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/**
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* Sets a session variable upon a possible fatal error during export
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*
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* @return void
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*/
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function PMA_shutdownDuringExport()
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{
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$a = error_get_last();
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if ($a != null
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&& /*overload*/mb_strpos($a['message'], "execution time")
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) {
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//write in partially downloaded file for future reference of user
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print_r($a);
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//set session variable to check if there was error while exporting
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$_SESSION['pma_export_error'] = $a['message'];
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}
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}
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/**
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* Detect ob_gzhandler
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*
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* @return bool
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*/
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function PMA_isGzHandlerEnabled()
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{
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return in_array('ob_gzhandler', ob_list_handlers());
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}
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/**
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* Detect whether gzencode is needed; it might not be needed if
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* the server is already compressing by itself
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*
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* @return bool Whether gzencode is needed
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*/
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function PMA_gzencodeNeeded()
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{
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/*
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* We should gzencode only if the function exists
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* but we don't want to compress twice, therefore
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* gzencode only if transparent compression is not enabled
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* and gz compression was not asked via $cfg['OBGzip']
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* but transparent compression does not apply when saving to server
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*/
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$chromeAndGreaterThan43 = PMA_USR_BROWSER_AGENT == 'CHROME'
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&& PMA_USR_BROWSER_VER >= 43; // see bug #4942
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if (@function_exists('gzencode')
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&& ((! @ini_get('zlib.output_compression')
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&& ! PMA_isGzHandlerEnabled())
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|| $GLOBALS['save_on_server']
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|| $chromeAndGreaterThan43)
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) {
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return true;
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} else {
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return false;
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}
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}
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/**
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* Output handler for all exports, if needed buffering, it stores data into
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* $dump_buffer, otherwise it prints them out.
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*
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* @param string $line the insert statement
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*
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* @return bool Whether output succeeded
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*/
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function PMA_exportOutputHandler($line)
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{
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global $time_start, $dump_buffer, $dump_buffer_len, $save_filename;
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// Kanji encoding convert feature
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if ($GLOBALS['output_kanji_conversion']) {
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$line = PMA_Kanji_strConv(
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$line,
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$GLOBALS['knjenc'],
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isset($GLOBALS['xkana']) ? $GLOBALS['xkana'] : ''
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);
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}
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// If we have to buffer data, we will perform everything at once at the end
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if ($GLOBALS['buffer_needed']) {
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$dump_buffer .= $line;
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if ($GLOBALS['onfly_compression']) {
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$dump_buffer_len += /*overload*/mb_strlen($line);
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if ($dump_buffer_len > $GLOBALS['memory_limit']) {
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if ($GLOBALS['output_charset_conversion']) {
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$dump_buffer = PMA_convertString(
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'utf-8',
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$GLOBALS['charset_of_file'],
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$dump_buffer
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);
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}
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if ($GLOBALS['compression'] == 'gzip'
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&& PMA_gzencodeNeeded()
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) {
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// as a gzipped file
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// without the optional parameter level because it bugs
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$dump_buffer = gzencode($dump_buffer);
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}
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if ($GLOBALS['save_on_server']) {
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$write_result = @fwrite($GLOBALS['file_handle'], $dump_buffer);
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// Here, use strlen rather than mb_strlen to get the length
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// in bytes to compare against the number of bytes written.
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if ($write_result != strlen($dump_buffer)) {
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$GLOBALS['message'] = PMA_Message::error(
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__('Insufficient space to save the file %s.')
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);
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$GLOBALS['message']->addParam($save_filename);
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return false;
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}
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} else {
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echo $dump_buffer;
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}
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$dump_buffer = '';
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$dump_buffer_len = 0;
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}
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} else {
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$time_now = time();
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if ($time_start >= $time_now + 30) {
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$time_start = $time_now;
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header('X-pmaPing: Pong');
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} // end if
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}
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} else {
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if ($GLOBALS['asfile']) {
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if ($GLOBALS['output_charset_conversion']) {
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$line = PMA_convertString(
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'utf-8',
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$GLOBALS['charset_of_file'],
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$line
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);
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}
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if ($GLOBALS['save_on_server'] && /*overload*/mb_strlen($line) > 0) {
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$write_result = @fwrite($GLOBALS['file_handle'], $line);
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// Here, use strlen rather than mb_strlen to get the length
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// in bytes to compare against the number of bytes written.
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if (! $write_result
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|| $write_result != strlen($line)
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) {
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$GLOBALS['message'] = PMA_Message::error(
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__('Insufficient space to save the file %s.')
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);
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$GLOBALS['message']->addParam($save_filename);
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return false;
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}
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$time_now = time();
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if ($time_start >= $time_now + 30) {
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$time_start = $time_now;
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header('X-pmaPing: Pong');
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} // end if
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} else {
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// We export as file - output normally
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echo $line;
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}
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} else {
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// We export as html - replace special chars
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echo htmlspecialchars($line);
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}
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}
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return true;
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} // end of the 'PMA_exportOutputHandler()' function
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/**
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* Returns HTML containing the footer for a displayed export
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*
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* @param string $back_button the link for going Back
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*
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* @return string $html the HTML output
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*/
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function PMA_getHtmlForDisplayedExportFooter($back_button)
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{
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/**
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* Close the html tags and add the footers for on-screen export
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*/
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$html = '</textarea>'
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. ' </form>'
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// bottom back button
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. $back_button
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. '</div>'
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. '<script type="text/javascript">' . "\n"
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. '//<![CDATA[' . "\n"
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. 'var $body = $("body");' . "\n"
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. '$("#textSQLDUMP")' . "\n"
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. '.width($body.width() - 50)' . "\n"
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. '.height($body.height() - 100);' . "\n"
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. '//]]>' . "\n"
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. '</script>' . "\n";
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return $html;
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}
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/**
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* Computes the memory limit for export
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*
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* @return int $memory_limit the memory limit
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*/
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function PMA_getMemoryLimitForExport()
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{
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$memory_limit = trim(@ini_get('memory_limit'));
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$memory_limit_num = (int)substr($memory_limit, 0, -1);
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$lowerLastChar = strtolower(substr($memory_limit, -1));
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// 2 MB as default
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if (empty($memory_limit) || '-1' == $memory_limit) {
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$memory_limit = 2 * 1024 * 1024;
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} elseif ($lowerLastChar == 'm') {
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$memory_limit = $memory_limit_num * 1024 * 1024;
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} elseif ($lowerLastChar == 'k') {
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$memory_limit = $memory_limit_num * 1024;
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} elseif ($lowerLastChar == 'g') {
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$memory_limit = $memory_limit_num * 1024 * 1024 * 1024;
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} else {
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$memory_limit = (int)$memory_limit;
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}
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// Some of memory is needed for other things and as threshold.
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// During export I had allocated (see memory_get_usage function)
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// approx 1.2MB so this comes from that.
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if ($memory_limit > 1500000) {
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$memory_limit -= 1500000;
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}
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// Some memory is needed for compression, assume 1/3
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$memory_limit /= 8;
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return $memory_limit;
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}
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/**
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* Return the filename and MIME type for export file
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*
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* @param string $export_type type of export
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* @param string $remember_template whether to remember template
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* @param object $export_plugin the export plugin
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* @param string $compression compression asked
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* @param string $filename_template the filename template
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*
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* @return array the filename template and mime type
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*/
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function PMA_getExportFilenameAndMimetype(
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$export_type, $remember_template, $export_plugin, $compression,
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$filename_template
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) {
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if ($export_type == 'server') {
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if (! empty($remember_template)) {
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$GLOBALS['PMA_Config']->setUserValue(
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'pma_server_filename_template',
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'Export/file_template_server',
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$filename_template
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);
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}
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} elseif ($export_type == 'database') {
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if (! empty($remember_template)) {
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$GLOBALS['PMA_Config']->setUserValue(
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'pma_db_filename_template',
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'Export/file_template_database',
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$filename_template
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);
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}
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} else {
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if (! empty($remember_template)) {
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$GLOBALS['PMA_Config']->setUserValue(
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'pma_table_filename_template',
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'Export/file_template_table',
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$filename_template
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);
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}
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}
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$filename = PMA_Util::expandUserString($filename_template);
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// remove dots in filename (coming from either the template or already
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// part of the filename) to avoid a remote code execution vulnerability
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$filename = PMA_sanitizeFilename($filename, $replaceDots = true);
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// Grab basic dump extension and mime type
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// Check if the user already added extension;
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// get the substring where the extension would be if it was included
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$extension_start_pos = /*overload*/mb_strlen($filename) - /*overload*/mb_strlen(
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$export_plugin->getProperties()->getExtension()
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) - 1;
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$user_extension = /*overload*/mb_substr(
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$filename, $extension_start_pos, /*overload*/mb_strlen($filename)
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);
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$required_extension = "." . $export_plugin->getProperties()->getExtension();
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if (/*overload*/mb_strtolower($user_extension) != $required_extension) {
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$filename .= $required_extension;
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}
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$mime_type = $export_plugin->getProperties()->getMimeType();
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// If dump is going to be compressed, set correct mime_type and add
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// compression to extension
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if ($compression == 'gzip') {
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$filename .= '.gz';
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$mime_type = 'application/x-gzip';
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} elseif ($compression == 'zip') {
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$filename .= '.zip';
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$mime_type = 'application/zip';
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}
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return array($filename, $mime_type);
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}
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/**
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* Open the export file
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*
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* @param string $filename the export filename
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* @param boolean $quick_export whether it's a quick export or not
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*
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* @return array the full save filename, possible message and the file handle
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*/
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function PMA_openExportFile($filename, $quick_export)
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{
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$file_handle = null;
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$message = '';
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$save_filename = PMA_Util::userDir($GLOBALS['cfg']['SaveDir'])
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. preg_replace('@[/\\\\]@', '_', $filename);
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if (file_exists($save_filename)
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&& ((! $quick_export && empty($_REQUEST['onserverover']))
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|| ($quick_export
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&& $_REQUEST['quick_export_onserverover'] != 'saveitover'))
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) {
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$message = PMA_Message::error(
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__(
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'File %s already exists on server, '
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. 'change filename or check overwrite option.'
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)
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);
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$message->addParam($save_filename);
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} elseif (is_file($save_filename) && ! is_writable($save_filename)) {
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$message = PMA_Message::error(
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__(
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'The web server does not have permission '
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. 'to save the file %s.'
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)
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);
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$message->addParam($save_filename);
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} elseif (! $file_handle = @fopen($save_filename, 'w')) {
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$message = PMA_Message::error(
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__(
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'The web server does not have permission '
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. 'to save the file %s.'
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)
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);
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$message->addParam($save_filename);
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}
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return array($save_filename, $message, $file_handle);
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}
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/**
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* Close the export file
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*
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* @param resource $file_handle the export file handle
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* @param string $dump_buffer the current dump buffer
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* @param string $save_filename the export filename
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*
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* @return object $message a message object (or empty string)
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*/
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function PMA_closeExportFile($file_handle, $dump_buffer, $save_filename)
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{
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$write_result = @fwrite($file_handle, $dump_buffer);
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fclose($file_handle);
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// Here, use strlen rather than mb_strlen to get the length
|
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// in bytes to compare against the number of bytes written.
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if (/*overload*/mb_strlen($dump_buffer) > 0
|
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&& (! $write_result || $write_result != strlen($dump_buffer))
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) {
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$message = new PMA_Message(
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__('Insufficient space to save the file %s.'),
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PMA_Message::ERROR,
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array($save_filename)
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);
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} else {
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$message = new PMA_Message(
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__('Dump has been saved to file %s.'),
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PMA_Message::SUCCESS,
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array($save_filename)
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);
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}
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return $message;
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}
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/**
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* Compress the export buffer
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*
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* @param string $dump_buffer the current dump buffer
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* @param string $compression the compression mode
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* @param string $filename the filename
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*
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* @return object $message a message object (or empty string)
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*/
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function PMA_compressExport($dump_buffer, $compression, $filename)
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{
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if ($compression == 'zip' && @function_exists('gzcompress')) {
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$zipfile = new ZipFile();
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$zipfile->addFile(
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$dump_buffer,
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substr($filename, 0, -4)
|
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);
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$dump_buffer = $zipfile->file();
|
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} elseif ($compression == 'gzip' && PMA_gzencodeNeeded()) {
|
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// without the optional parameter level because it bugs
|
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$dump_buffer = gzencode($dump_buffer);
|
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}
|
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return $dump_buffer;
|
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}
|
|
|
|
/**
|
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* Returns HTML containing the header for a displayed export
|
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*
|
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* @param string $export_type the export type
|
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* @param string $db the database name
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* @param string $table the table name
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*
|
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* @return array the generated HTML and back button
|
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*/
|
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function PMA_getHtmlForDisplayedExportHeader($export_type, $db, $table)
|
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{
|
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$html = '<div style="text-align: ' . $GLOBALS['cell_align_left'] . '">';
|
|
|
|
/**
|
|
* Displays a back button with all the $_REQUEST data in the URL
|
|
* (store in a variable to also display after the textarea)
|
|
*/
|
|
$back_button = '<p>[ <a href="';
|
|
if ($export_type == 'server') {
|
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$back_button .= 'server_export.php' . PMA_URL_getCommon();
|
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} elseif ($export_type == 'database') {
|
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$back_button .= 'db_export.php' . PMA_URL_getCommon(array('db' => $db));
|
|
} else {
|
|
$back_button .= 'tbl_export.php' . PMA_URL_getCommon(
|
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array(
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'db' => $db, 'table' => $table
|
|
)
|
|
);
|
|
}
|
|
|
|
// Convert the multiple select elements from an array to a string
|
|
if ($export_type == 'server' && isset($_REQUEST['db_select'])) {
|
|
$_REQUEST['db_select'] = implode(",", $_REQUEST['db_select']);
|
|
} elseif ($export_type == 'database'
|
|
&& isset($_REQUEST['table_select'])
|
|
) {
|
|
$_REQUEST['table_select'] = implode(",", $_REQUEST['table_select']);
|
|
}
|
|
|
|
foreach ($_REQUEST as $name => $value) {
|
|
if (!is_array($value)) {
|
|
$back_button .= '&' . urlencode($name) . '=' . urlencode($value);
|
|
}
|
|
}
|
|
$back_button .= '&repopulate=1">' . __('Back') . '</a> ]</p>';
|
|
|
|
$html .= $back_button
|
|
. '<form name="nofunction">'
|
|
. '<textarea name="sqldump" cols="50" rows="30" '
|
|
. 'id="textSQLDUMP" wrap="OFF">';
|
|
|
|
return array($html, $back_button);
|
|
}
|
|
|
|
/**
|
|
* Export at the server level
|
|
*
|
|
* @param string $db_select the selected databases to export
|
|
* @param string $whatStrucOrData structure or data or both
|
|
* @param object $export_plugin the selected export plugin
|
|
* @param string $crlf end of line character(s)
|
|
* @param string $err_url the URL in case of error
|
|
* @param string $export_type the export type
|
|
* @param bool $do_relation whether to export relation info
|
|
* @param bool $do_comments whether to add comments
|
|
* @param bool $do_mime whether to add MIME info
|
|
* @param bool $do_dates whether to add dates
|
|
* @param array $aliases Alias information for db/table/column
|
|
*
|
|
* @return void
|
|
*/
|
|
function PMA_exportServer(
|
|
$db_select, $whatStrucOrData, $export_plugin, $crlf, $err_url,
|
|
$export_type, $do_relation, $do_comments, $do_mime, $do_dates,
|
|
$aliases
|
|
) {
|
|
if (! empty($db_select)) {
|
|
$tmp_select = implode($db_select, '|');
|
|
$tmp_select = '|' . $tmp_select . '|';
|
|
}
|
|
// Walk over databases
|
|
foreach ($GLOBALS['pma']->databases as $current_db) {
|
|
if (isset($tmp_select)
|
|
&& /*overload*/mb_strpos(' ' . $tmp_select, '|' . $current_db . '|')
|
|
) {
|
|
$tables = $GLOBALS['dbi']->getTables($current_db);
|
|
PMA_exportDatabase(
|
|
$current_db, $tables, $whatStrucOrData, $export_plugin, $crlf,
|
|
$err_url, $export_type, $do_relation, $do_comments, $do_mime,
|
|
$do_dates, $aliases
|
|
);
|
|
}
|
|
} // end foreach database
|
|
}
|
|
|
|
/**
|
|
* Export at the database level
|
|
*
|
|
* @param string $db the database to export
|
|
* @param array $tables the tables to export
|
|
* @param string $whatStrucOrData structure or data or both
|
|
* @param object $export_plugin the selected export plugin
|
|
* @param string $crlf end of line character(s)
|
|
* @param string $err_url the URL in case of error
|
|
* @param string $export_type the export type
|
|
* @param bool $do_relation whether to export relation info
|
|
* @param bool $do_comments whether to add comments
|
|
* @param bool $do_mime whether to add MIME info
|
|
* @param bool $do_dates whether to add dates
|
|
* @param array $aliases Alias information for db/table/column
|
|
*
|
|
* @return void
|
|
*/
|
|
function PMA_exportDatabase(
|
|
$db, $tables, $whatStrucOrData, $export_plugin, $crlf, $err_url,
|
|
$export_type, $do_relation, $do_comments, $do_mime, $do_dates,
|
|
$aliases
|
|
) {
|
|
$db_alias = !empty($aliases[$db]['alias'])
|
|
? $aliases[$db]['alias'] : '';
|
|
if (! $export_plugin->exportDBHeader($db, $db_alias)) {
|
|
return;
|
|
}
|
|
if (! $export_plugin->exportDBCreate($db, $db_alias)) {
|
|
return;
|
|
}
|
|
|
|
if (method_exists($export_plugin, 'exportRoutines')
|
|
&& /*overload*/mb_strpos(
|
|
$GLOBALS['sql_structure_or_data'],
|
|
'structure'
|
|
) !== false
|
|
&& isset($GLOBALS['sql_procedure_function'])
|
|
) {
|
|
$export_plugin->exportRoutines($db, $aliases);
|
|
}
|
|
|
|
$views = array();
|
|
|
|
foreach ($tables as $table) {
|
|
// if this is a view, collect it for later;
|
|
// views must be exported after the tables
|
|
$is_view = PMA_Table::isView($db, $table);
|
|
if ($is_view) {
|
|
$views[] = $table;
|
|
}
|
|
if ($whatStrucOrData == 'structure'
|
|
|| $whatStrucOrData == 'structure_and_data'
|
|
) {
|
|
// for a view, export a stand-in definition of the table
|
|
// to resolve view dependencies
|
|
|
|
if ($is_view) {
|
|
|
|
if (isset($GLOBALS['sql_create_view'])) {
|
|
if (! $export_plugin->exportStructure(
|
|
$db, $table, $crlf, $err_url, 'stand_in',
|
|
$export_type, $do_relation, $do_comments,
|
|
$do_mime, $do_dates, $aliases
|
|
)) {
|
|
break 1;
|
|
}
|
|
}
|
|
|
|
} else if (isset($GLOBALS['sql_create_table'])) {
|
|
|
|
$table_size = $GLOBALS['maxsize'];
|
|
// Checking if the maximum table size constrain has been set
|
|
// And if that constrain is a valid number or not
|
|
if ($table_size !== '' && is_numeric($table_size)) {
|
|
// This obtains the current table's size
|
|
$query = 'SELECT data_length + index_length
|
|
from information_schema.TABLES
|
|
WHERE table_schema = "' . $db . '"
|
|
AND table_name = "' . $table . '"';
|
|
|
|
$size = $GLOBALS['dbi']->fetchValue($query);
|
|
//Converting the size to MB
|
|
$size = ($size / 1024) / 1024;
|
|
if ($size > $table_size) {
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if (! $export_plugin->exportStructure(
|
|
$db, $table, $crlf, $err_url, 'create_table',
|
|
$export_type, $do_relation, $do_comments,
|
|
$do_mime, $do_dates, $aliases
|
|
)) {
|
|
break 1;
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
// if this is a view or a merge table, don't export data
|
|
if (($whatStrucOrData == 'data'
|
|
|| $whatStrucOrData == 'structure_and_data')
|
|
&& ! ($is_view || PMA_Table::isMerge($db, $table))
|
|
) {
|
|
$local_query = 'SELECT * FROM ' . PMA_Util::backquote($db)
|
|
. '.' . PMA_Util::backquote($table);
|
|
if (! $export_plugin->exportData(
|
|
$db, $table, $crlf, $err_url, $local_query, $aliases
|
|
)) {
|
|
break 1;
|
|
}
|
|
}
|
|
// now export the triggers (needs to be done after the data because
|
|
// triggers can modify already imported tables)
|
|
if (isset($GLOBALS['sql_create_trigger']) && ($whatStrucOrData == 'structure'
|
|
|| $whatStrucOrData == 'structure_and_data')
|
|
) {
|
|
if (! $export_plugin->exportStructure(
|
|
$db, $table, $crlf, $err_url, 'triggers',
|
|
$export_type, $do_relation, $do_comments,
|
|
$do_mime, $do_dates, $aliases
|
|
)) {
|
|
break 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (isset($GLOBALS['sql_create_view'])) {
|
|
|
|
foreach ($views as $view) {
|
|
// no data export for a view
|
|
if ($whatStrucOrData == 'structure'
|
|
|| $whatStrucOrData == 'structure_and_data'
|
|
) {
|
|
if (! $export_plugin->exportStructure(
|
|
$db, $view, $crlf, $err_url, 'create_view',
|
|
$export_type, $do_relation, $do_comments,
|
|
$do_mime, $do_dates, $aliases
|
|
)) {
|
|
break 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
if (! $export_plugin->exportDBFooter($db, $db_alias)) {
|
|
return;
|
|
}
|
|
|
|
if (($GLOBALS['sql_structure_or_data'] == 'structure'
|
|
|| $GLOBALS['sql_structure_or_data'] == 'structure_and_data')
|
|
&& isset($GLOBALS['sql_procedure_function'])
|
|
) {
|
|
$export_plugin->exportEvents($db, $aliases);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Export at the table level
|
|
*
|
|
* @param string $db the database to export
|
|
* @param string $table the table to export
|
|
* @param string $whatStrucOrData structure or data or both
|
|
* @param object $export_plugin the selected export plugin
|
|
* @param string $crlf end of line character(s)
|
|
* @param string $err_url the URL in case of error
|
|
* @param string $export_type the export type
|
|
* @param bool $do_relation whether to export relation info
|
|
* @param bool $do_comments whether to add comments
|
|
* @param bool $do_mime whether to add MIME info
|
|
* @param bool $do_dates whether to add dates
|
|
* @param string $allrows whether "dump all rows" was ticked
|
|
* @param string $limit_to upper limit
|
|
* @param string $limit_from starting limit
|
|
* @param string $sql_query query for which exporting is requested
|
|
* @param array $aliases Alias information for db/table/column
|
|
*
|
|
* @return void
|
|
*/
|
|
function PMA_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
|
|
) {
|
|
$db_alias = !empty($aliases[$db]['alias'])
|
|
? $aliases[$db]['alias'] : '';
|
|
if (! $export_plugin->exportDBHeader($db, $db_alias)) {
|
|
return;
|
|
}
|
|
if (isset($allrows)
|
|
&& $allrows == '0'
|
|
&& $limit_to > 0
|
|
&& $limit_from >= 0
|
|
) {
|
|
$add_query = ' LIMIT '
|
|
. (($limit_from > 0) ? $limit_from . ', ' : '')
|
|
. $limit_to;
|
|
} else {
|
|
$add_query = '';
|
|
}
|
|
|
|
$is_view = PMA_Table::isView($db, $table);
|
|
if ($whatStrucOrData == 'structure'
|
|
|| $whatStrucOrData == 'structure_and_data'
|
|
) {
|
|
|
|
if ($is_view) {
|
|
|
|
if (isset($GLOBALS['sql_create_view'])) {
|
|
if (! $export_plugin->exportStructure(
|
|
$db, $table, $crlf, $err_url, 'create_view',
|
|
$export_type, $do_relation, $do_comments,
|
|
$do_mime, $do_dates, $aliases
|
|
)) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
} else if (isset($GLOBALS['sql_create_table'])) {
|
|
|
|
if (! $export_plugin->exportStructure(
|
|
$db, $table, $crlf, $err_url, 'create_table',
|
|
$export_type, $do_relation, $do_comments,
|
|
$do_mime, $do_dates, $aliases
|
|
)) {
|
|
return;
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
// If this is an export of a single view, we have to export data;
|
|
// for example, a PDF report
|
|
// if it is a merge table, no data is exported
|
|
if (($whatStrucOrData == 'data'
|
|
|| $whatStrucOrData == 'structure_and_data')
|
|
&& ! PMA_Table::isMerge($db, $table)
|
|
) {
|
|
if (! empty($sql_query)) {
|
|
// only preg_replace if needed
|
|
if (! empty($add_query)) {
|
|
// remove trailing semicolon before adding a LIMIT
|
|
$sql_query = preg_replace('%;\s*$%', '', $sql_query);
|
|
}
|
|
$local_query = $sql_query . $add_query;
|
|
$GLOBALS['dbi']->selectDb($db);
|
|
} else {
|
|
$local_query = 'SELECT * FROM ' . PMA_Util::backquote($db)
|
|
. '.' . PMA_Util::backquote($table) . $add_query;
|
|
}
|
|
if (! $export_plugin->exportData(
|
|
$db, $table, $crlf, $err_url, $local_query, $aliases
|
|
)) {
|
|
return;
|
|
}
|
|
}
|
|
// now export the triggers (needs to be done after the data because
|
|
// triggers can modify already imported tables)
|
|
if (isset($GLOBALS['sql_create_trigger']) && ($whatStrucOrData == 'structure'
|
|
|| $whatStrucOrData == 'structure_and_data')
|
|
) {
|
|
if (! $export_plugin->exportStructure(
|
|
$db, $table, $crlf, $err_url, 'triggers',
|
|
$export_type, $do_relation, $do_comments,
|
|
$do_mime, $do_dates, $aliases
|
|
)) {
|
|
return;
|
|
}
|
|
}
|
|
if (! $export_plugin->exportDBFooter($db, $db_alias)) {
|
|
return;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Loads correct page after doing export
|
|
*
|
|
* @param string $db the database name
|
|
* @param string $table the table name
|
|
* @param string $export_type Export type
|
|
*
|
|
* @return void
|
|
*/
|
|
function PMA_showExportPage($db, $table, $export_type)
|
|
{
|
|
global $cfg;
|
|
if ($export_type == 'server') {
|
|
$active_page = 'server_export.php';
|
|
include_once 'server_export.php';
|
|
} elseif ($export_type == 'database') {
|
|
$active_page = 'db_export.php';
|
|
include_once 'db_export.php';
|
|
} else {
|
|
$active_page = 'tbl_export.php';
|
|
include_once 'tbl_export.php';
|
|
}
|
|
exit();
|
|
}
|
|
|
|
/**
|
|
* Merge two alias arrays, if array1 and array2 have
|
|
* conflicting alias then array2 value is used if it
|
|
* is non empty otherwise array1 value.
|
|
*
|
|
* @param array $aliases1 first array of aliases
|
|
* @param array $aliases2 second array of aliases
|
|
*
|
|
* @return array resultant merged aliases info
|
|
*/
|
|
function PMA_mergeAliases($aliases1, $aliases2)
|
|
{
|
|
// First do a recursive array merge
|
|
// on aliases arrays.
|
|
$aliases = array_merge_recursive($aliases1, $aliases2);
|
|
// Now, resolve conflicts in aliases, if any
|
|
foreach ($aliases as $db_name => $db) {
|
|
// If alias key is an array then
|
|
// it is a merge conflict.
|
|
if (isset($db['alias']) && is_array($db['alias'])) {
|
|
$val1 = $db['alias'][0];
|
|
$val2 = $db['alias'][1];
|
|
// Use aliases2 alias if non empty
|
|
$aliases[$db_name]['alias']
|
|
= empty($val2) ? $val1 : $val2;
|
|
}
|
|
if (!isset($db['tables'])) {
|
|
continue;
|
|
}
|
|
foreach ($db['tables'] as $tbl_name => $tbl) {
|
|
if (isset($tbl['alias']) && is_array($tbl['alias'])) {
|
|
$val1 = $tbl['alias'][0];
|
|
$val2 = $tbl['alias'][1];
|
|
// Use aliases2 alias if non empty
|
|
$aliases[$db_name]['tables'][$tbl_name]['alias']
|
|
= empty($val2) ? $val1 : $val2;
|
|
}
|
|
if (!isset($tbl['columns'])) {
|
|
continue;
|
|
}
|
|
foreach ($tbl['columns'] as $col => $col_as) {
|
|
if (isset($col_as) && is_array($col_as)) {
|
|
$val1 = $col_as[0];
|
|
$val2 = $col_as[1];
|
|
// Use aliases2 alias if non empty
|
|
$aliases[$db_name]['tables'][$tbl_name]['columns'][$col]
|
|
= empty($val2) ? $val1 : $val2;
|
|
}
|
|
};
|
|
};
|
|
}
|
|
return $aliases;
|
|
}
|
|
?>
|