346 lines
11 KiB
PHP
346 lines
11 KiB
PHP
<?php
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/**
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* Does an export to the screen or as a download. This checks to
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* see if they have pg_dump set up, and will use it if possible.
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*
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* $Id: dataexport.php,v 1.26 2007/07/12 19:26:22 xzilla Exp $
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*/
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$extensions = array(
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'sql' => 'sql',
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'copy' => 'sql',
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'csv' => 'csv',
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'tab' => 'txt',
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'html' => 'html',
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'xml' => 'xml'
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);
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// Prevent timeouts on large exports (non-safe mode only)
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if (!ini_get('safe_mode')) set_time_limit(0);
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// if (!isset($_REQUEST['table']) && !isset($_REQUEST['query']))
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// What must we do in this case? Maybe redirect to the homepage?
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// If format is set, then perform the export
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if (isset($_REQUEST['what'])) {
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// Include application functions
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$_no_output = true;
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include_once('./libraries/lib.inc.php');
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switch ($_REQUEST['what']) {
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case 'dataonly':
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// Check to see if they have pg_dump set up and if they do, use that
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// instead of custom dump code
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if ($misc->isDumpEnabled()
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&& ($_REQUEST['d_format'] == 'copy' || $_REQUEST['d_format'] == 'sql')) {
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include('./dbexport.php');
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exit;
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}
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else {
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$format = $_REQUEST['d_format'];
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$oids = isset($_REQUEST['d_oids']);
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}
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break;
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case 'structureonly':
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// Check to see if they have pg_dump set up and if they do, use that
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// instead of custom dump code
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if ($misc->isDumpEnabled()) {
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include('./dbexport.php');
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exit;
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}
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else $clean = isset($_REQUEST['s_clean']);
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break;
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case 'structureanddata':
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// Check to see if they have pg_dump set up and if they do, use that
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// instead of custom dump code
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if ($misc->isDumpEnabled()) {
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include('./dbexport.php');
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exit;
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}
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else {
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$format = $_REQUEST['sd_format'];
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$clean = isset($_REQUEST['sd_clean']);
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$oids = isset($_REQUEST['sd_oids']);
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}
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break;
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}
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// Make it do a download, if necessary
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if ($_REQUEST['output'] == 'download') {
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// Set headers. MSIE is totally broken for SSL downloading, so
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// we need to have it download in-place as plain text
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if (strstr($_SERVER['HTTP_USER_AGENT'], 'MSIE') && isset($_SERVER['HTTPS'])) {
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header('Content-Type: text/plain');
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}
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else {
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header('Content-Type: application/download');
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if (isset($extensions[$format]))
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$ext = $extensions[$format];
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else
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$ext = 'txt';
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header('Content-Disposition: attachment; filename=dump.' . $ext);
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}
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}
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else {
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header('Content-Type: text/plain');
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}
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if (isset($_REQUEST['query'])) $_REQUEST['query'] = trim(urldecode($_REQUEST['query']));
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// Set the schema search path
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if (isset($_REQUEST['search_path'])) {
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$data->setSearchPath(array_map('trim',explode(',',$_REQUEST['search_path'])));
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}
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// Set up the dump transaction
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$status = $data->beginDump();
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// If the dump is not dataonly then dump the structure prefix
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if ($_REQUEST['what'] != 'dataonly')
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echo $data->getTableDefPrefix($_REQUEST['table'], $clean);
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// If the dump is not structureonly then dump the actual data
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if ($_REQUEST['what'] != 'structureonly') {
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// Get database encoding
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$dbEncoding = $data->getDatabaseEncoding();
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// Set fetch mode to NUM so that duplicate field names are properly returned
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$data->conn->setFetchMode(ADODB_FETCH_NUM);
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// Execute the query, if set, otherwise grab all rows from the table
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if (isset($_REQUEST['table']))
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$rs = $data->dumpRelation($_REQUEST['table'], $oids);
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else
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$rs = $data->conn->Execute($_REQUEST['query']);
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if ($format == 'copy') {
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$data->fieldClean($_REQUEST['table']);
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echo "COPY \"{$_REQUEST['table']}\"";
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if ($oids) echo " WITH OIDS";
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echo " FROM stdin;\n";
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while (!$rs->EOF) {
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$first = true;
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while(list($k, $v) = each($rs->fields)) {
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// Escape value
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$v = $data->escapeBytea($v);
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// We add an extra escaping slash onto octal encoded characters
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$v = preg_replace('/\\\\([0-7]{3})/', '\\\\\1', $v);
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if ($first) {
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echo (is_null($v)) ? '\\N' : $v;
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$first = false;
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}
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else echo "\t", (is_null($v)) ? '\\N' : $v;
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}
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echo "\n";
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$rs->moveNext();
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}
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echo "\\.\n";
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}
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elseif ($format == 'html') {
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echo "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\r\n";
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echo "<html xmlns=\"http://www.w3.org/1999/xhtml\">\r\n";
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echo "<head>\r\n";
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echo "\t<title></title>\r\n";
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echo "\t<meta http-equiv=\"Content-Type\" content=\"text/html; charset={$data->codemap[$dbEncoding]}\" />\r\n";
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echo "</head>\r\n";
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echo "<body>\r\n";
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echo "<table class=\"phppgadmin\">\r\n";
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echo "\t<tr>\r\n";
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if (!$rs->EOF) {
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// Output header row
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$j = 0;
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foreach ($rs->fields as $k => $v) {
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$finfo = $rs->fetchField($j++);
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if ($finfo->name == $data->id && !$oids) continue;
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echo "\t\t<th>", $misc->printVal($finfo->name, true), "</th>\r\n";
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}
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}
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echo "\t</tr>\r\n";
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while (!$rs->EOF) {
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echo "\t<tr>\r\n";
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$j = 0;
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foreach ($rs->fields as $k => $v) {
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$finfo = $rs->fetchField($j++);
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if ($finfo->name == $data->id && !$oids) continue;
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echo "\t\t<td>", $misc->printVal($v, true, $finfo->type), "</td>\r\n";
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}
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echo "\t</tr>\r\n";
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$rs->moveNext();
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}
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echo "</table>\r\n";
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echo "</body>\r\n";
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echo "</html>\r\n";
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}
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elseif ($format == 'xml') {
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echo "<?xml version=\"1.0\"";
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if (isset($data->codemap[$dbEncoding]))
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echo " encoding=\"{$data->codemap[$dbEncoding]}\"";
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echo " ?>\n";
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echo "<data>\n";
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if (!$rs->EOF) {
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// Output header row
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$j = 0;
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echo "\t<header>\n";
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foreach ($rs->fields as $k => $v) {
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$finfo = $rs->fetchField($j++);
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$name = htmlspecialchars($finfo->name);
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$type = htmlspecialchars($finfo->type);
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echo "\t\t<column name=\"{$name}\" type=\"{$type}\" />\n";
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}
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echo "\t</header>\n";
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}
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echo "\t<records>\n";
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while (!$rs->EOF) {
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$j = 0;
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echo "\t\t<row>\n";
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foreach ($rs->fields as $k => $v) {
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$finfo = $rs->fetchField($j++);
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$name = htmlspecialchars($finfo->name);
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if (!is_null($v)) $v = htmlspecialchars($v);
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echo "\t\t\t<column name=\"{$name}\"", (is_null($v) ? ' null="null"' : ''), ">{$v}</column>\n";
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}
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echo "\t\t</row>\n";
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$rs->moveNext();
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}
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echo "\t</records>\n";
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echo "</data>\n";
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}
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elseif ($format == 'sql') {
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$data->fieldClean($_REQUEST['table']);
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while (!$rs->EOF) {
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echo "INSERT INTO \"{$_REQUEST['table']}\" (";
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$first = true;
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$j = 0;
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foreach ($rs->fields as $k => $v) {
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$finfo = $rs->fetchField($j++);
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$k = $finfo->name;
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// SQL (INSERT) format cannot handle oids
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// if ($k == $data->id) continue;
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// Output field
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$data->fieldClean($k);
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if ($first) echo "\"{$k}\"";
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else echo ", \"{$k}\"";
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if (!is_null($v)) {
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// Output value
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// addCSlashes converts all weird ASCII characters to octal representation,
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// EXCEPT the 'special' ones like \r \n \t, etc.
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$v = addCSlashes($v, "\0..\37\177..\377");
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// We add an extra escaping slash onto octal encoded characters
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$v = preg_replace('/\\\\([0-7]{3})/', '\\\1', $v);
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// Finally, escape all apostrophes
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$v = str_replace("'", "''", $v);
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}
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if ($first) {
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$values = (is_null($v) ? 'NULL' : "'{$v}'");
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$first = false;
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}
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else $values .= ', ' . ((is_null($v) ? 'NULL' : "'{$v}'"));
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}
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echo ") VALUES ({$values});\n";
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$rs->moveNext();
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}
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}
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else {
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switch ($format) {
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case 'tab':
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$sep = "\t";
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break;
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case 'csv':
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default:
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$sep = ',';
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break;
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}
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if (!$rs->EOF) {
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// Output header row
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$first = true;
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foreach ($rs->fields as $k => $v) {
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$finfo = $rs->fetchField($k);
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$v = $finfo->name;
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if (!is_null($v)) $v = str_replace('"', '""', $v);
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if ($first) {
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echo "\"{$v}\"";
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$first = false;
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}
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else echo "{$sep}\"{$v}\"";
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}
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echo "\r\n";
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}
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while (!$rs->EOF) {
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$first = true;
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foreach ($rs->fields as $k => $v) {
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if (!is_null($v)) $v = str_replace('"', '""', $v);
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if ($first) {
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echo (is_null($v)) ? "\"\\N\"" : "\"{$v}\"";
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$first = false;
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}
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else echo is_null($v) ? "{$sep}\"\\N\"" : "{$sep}\"{$v}\"";
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}
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echo "\r\n";
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$rs->moveNext();
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}
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}
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}
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// If the dump is not dataonly then dump the structure suffix
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if ($_REQUEST['what'] != 'dataonly') {
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// Set fetch mode back to ASSOC for the table suffix to work
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$data->conn->setFetchMode(ADODB_FETCH_ASSOC);
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echo $data->getTableDefSuffix($_REQUEST['table']);
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}
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// Finish the dump transaction
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$status = $data->endDump();
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}
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else {
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// Include application functions
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include_once('./libraries/lib.inc.php');
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$misc->printHeader($lang['strexport']);
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$misc->printBody();
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$misc->printTrail(isset($_REQUEST['subject']) ? $_REQUEST['subject'] : 'database');
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$misc->printTitle($lang['strexport']);
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if (isset($msg)) $misc->printMsg($msg);
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echo "<form action=\"dataexport.php\" method=\"post\">\n";
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echo "<table>\n";
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echo "<tr><th class=\"data\">{$lang['strformat']}:</th><td><select name=\"d_format\">\n";
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// COPY and SQL require a table
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if (isset($_REQUEST['table'])) {
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echo "<option value=\"copy\">COPY</option>\n";
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echo "<option value=\"sql\">SQL</option>\n";
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}
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echo "<option value=\"csv\">CSV</option>\n";
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echo "<option value=\"tab\">{$lang['strtabbed']}</option>\n";
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echo "<option value=\"html\">XHTML</option>\n";
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echo "<option value=\"xml\">XML</option>\n";
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echo "</select></td></tr>";
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echo "</table>\n";
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echo "<h3>{$lang['stroptions']}</h3>\n";
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echo "<p><input type=\"radio\" id=\"output1\" name=\"output\" value=\"show\" checked=\"checked\" /><label for=\"output1\">{$lang['strshow']}</label>\n";
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echo "<br/><input type=\"radio\" id=\"output2\" name=\"output\" value=\"download\" /><label for=\"output2\">{$lang['strdownload']}</label></p>\n";
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echo "<p><input type=\"hidden\" name=\"action\" value=\"export\" />\n";
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echo "<input type=\"hidden\" name=\"what\" value=\"dataonly\" />\n";
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if (isset($_REQUEST['table'])) {
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echo "<input type=\"hidden\" name=\"table\" value=\"", htmlspecialchars($_REQUEST['table']), "\" />\n";
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}
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echo "<input type=\"hidden\" name=\"query\" value=\"", htmlspecialchars(urlencode($_REQUEST['query'])), "\" />\n";
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if (isset($_REQUEST['search_path'])) {
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echo "<input type=\"hidden\" name=\"search_path\" value=\"", htmlspecialchars($_REQUEST['search_path']), "\" />\n";
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}
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echo $misc->form;
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echo "<input type=\"submit\" value=\"{$lang['strexport']}\" /></p>\n";
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echo "</form>\n";
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$misc->printFooter();
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}
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?>
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