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tblexport.php
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tblexport.php
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<?php
/**
* Does an export to the screen or as a download
*
* $Id: tblexport.php,v 1.6 2003/05/18 11:52:03 chriskl Exp $
*/
$extensions = array(
'sql' => 'sql',
'copy' => 'sql',
'csv' => 'csv',
'tab' => 'txt',
'xml' => 'xml'
);
// Make it do a download, if necessary
if (isset($_REQUEST['download'])) {
header('Content-Type: application/download');
if (isset($extensions[$_REQUEST['format']]))
$ext = $extensions[$_REQUEST['format']];
else
$ext = 'txt';
header('Content-Disposition: attachment; filename=dump.' . $ext);
}
else {
header('Content-Type: text/plain');
}
// Include application functions
$_no_output = true;
include_once('libraries/lib.inc.php');
// Return all rows in the table
// @@ Note: This should really use a cursor
$rs = &$localData->dumpRelation($_REQUEST['table'], isset($_REQUEST['oids']));
if ($_REQUEST['format'] == 'copy') {
$data->fieldClean($_REQUEST['table']);
echo "COPY \"{$_REQUEST['table']}\"";
if (isset($_REQUEST['oids'])) echo " WITH OIDS";
echo " FROM stdin;\n";
while (!$rs->EOF) {
$first = true;
while(list($k, $v) = each($rs->f)) {
if ($k == $localData->id && !isset($_REQUEST['oids'])) continue;
// Escape value
// addCSlashes converts all weird ASCII characters to octal representation,
// EXCEPT the 'special' ones like \r \n \t, etc.
$v = addCSlashes($v, "\0..\37\177..\377");
// We add an extra escaping slash onto octal encoded characters
$v = ereg_replace('\\\\([0-7]{3})', '\\\\\1', $v);
if ($first) {
echo ($v === null) ? '\\N' : $v;
$first = false;
}
else echo "\t", ($v === null) ? '\\N' : $v;
}
echo "\n";
$rs->moveNext();
}
echo "\\.\n";
}
elseif ($_REQUEST['format'] == 'xml') {
echo "<xml>\n";
while (!$rs->EOF) {
echo "\t<row>\n";
while(list($k, $v) = each($rs->f)) {
if ($k == $localData->id && !isset($_REQUEST['oids'])) continue;
$k = htmlspecialchars($k);
$v = htmlspecialchars($v);
echo "\t\t<{$k}>{$v}</{$k}>\n";
}
echo "\t</row>\n";
$rs->moveNext();
}
echo "</xml>\n";
}
elseif ($_REQUEST['format'] == 'sql') {
$data->fieldClean($_REQUEST['table']);
while (!$rs->EOF) {
echo "INSERT INTO \"{$_REQUEST['table']}\" (";
$first = true;
while(list($k, $v) = each($rs->f)) {
// SQL (INSERT) format cannot handle oids
if ($k == $localData->id) continue;
// Output field
$data->fieldClean($k);
if ($first) echo "\"{$k}\"";
else echo ", \"{$k}\"";
// Output value
// addCSlashes converts all weird ASCII characters to octal representation,
// EXCEPT the 'special' ones like \r \n \t, etc.
$v = addCSlashes($v, "\0..\37\177..\377");
// We add an extra escaping slash onto octal encoded characters
$v = ereg_replace('\\\\([0-7]{3})', '\\\1', $v);
// Finally, escape all apostrophes
$v = str_replace("'", "''", $v);
if ($first) {
$values = ($v === null) ? 'NULL' : "'{$v}'";
$first = false;
}
else $values .= ', ' . (($v === null) ? 'NULL' : "'{$v}'");
}
echo ") VALUES ({$values});\n";
$rs->moveNext();
}
}
else {
while (!$rs->EOF) {
$first = true;
while(list($k, $v) = each($rs->f)) {
if ($k == $localData->id && !isset($_REQUEST['oids'])) continue;
switch ($_REQUEST['format']) {
case 'csv':
$v = str_replace('"', '""', $v);
if ($first) {
echo "\"{$v}\"";
$first = false;
}
else echo ",\"{$v}\"";
break;
case 'tab':
$v = str_replace('"', '""', $v);
if ($first) {
echo "\"{$v}\"";
$first = false;
}
else echo "\t\"{$v}\"";
break;
}
}
echo "\r\n";
$rs->moveNext();
}
}
?>