Viewing file:  schemas.php (9.82 KB) -rw-rw-r--
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<?php
/**
* Manage schemas in a database
*
* $Id: schemas.php,v 1.8.2.2 2007/07/09 14:55:22 xzilla Exp $
*/
// Include application functions
include_once('./libraries/lib.inc.php');
$action = (isset($_REQUEST['action'])) ? $_REQUEST['action'] : '';
if (!isset($msg)) $msg = '';
/**
* Show default list of schemas in the database
*/
function doDefault($msg = '') {
global $data, $misc, $conf;
global $lang;
$misc->printTrail('database');
$misc->printTabs('database','schemas');
$misc->printMsg($msg);
// Check that the DB actually supports schemas
if ($data->hasSchemas()) {
$schemas = $data->getSchemas();
$columns = array(
'schema' => array(
'title' => $lang['strschema'],
'field' => 'nspname',
),
'owner' => array(
'title' => $lang['strowner'],
'field' => 'nspowner',
),
'actions' => array(
'title' => $lang['stractions'],
),
'comment' => array(
'title' => $lang['strcomment'],
'field' => 'nspcomment',
),
);
$actions = array(
'properties' => array(
'title' => $lang['strproperties'],
'url' => "redirect.php?subject=schema&{$misc->href}&",
'vars' => array('schema' => 'nspname'),
),
'drop' => array(
'title' => $lang['strdrop'],
'url' => "schemas.php?action=drop&{$misc->href}&",
'vars' => array('schema' => 'nspname'),
),
'privileges' => array(
'title' => $lang['strprivileges'],
'url' => "privileges.php?subject=schema&{$misc->href}&",
'vars' => array('schema' => 'nspname'),
),
'alter' => array(
'title' => $lang['stralter'],
'url' => "schemas.php?action=alter&{$misc->href}&",
'vars' => array('schema' => 'nspname'),
),
);
$misc->printTable($schemas, $columns, $actions, $lang['strnoschemas']);
echo "<p><a class=\"navlink\" href=\"schemas.php?action=create&{$misc->href}\">{$lang['strcreateschema']}</a></p>\n";
} else {
// If the database does not support schemas...
echo "<p>{$lang['strnoschemas']}</p>\n";
}
}
/**
* Displays a screen where they can enter a new schema
*/
function doCreate($msg = '') {
global $data, $misc;
global $lang;
$server_info = $misc->getServerInfo();
if (!isset($_POST['formName'])) $_POST['formName'] = '';
if (!isset($_POST['formAuth'])) $_POST['formAuth'] = $server_info['username'];
if (!isset($_POST['formSpc'])) $_POST['formSpc'] = '';
if (!isset($_POST['formComment'])) $_POST['formComment'] = '';
// Fetch all users from the database
$users = $data->getUsers();
$misc->printTrail('database');
$misc->printTitle($lang['strcreateschema'],'pg.schema.create');
$misc->printMsg($msg);
echo "<form action=\"schemas.php\" method=\"post\">\n";
echo $misc->form;
echo "<table width=\"100%\">\n";
echo "\t<tr>\n\t\t<th class=\"data left required\">{$lang['strname']}</th>\n";
echo "\t\t<td class=\"data1\"><input name=\"formName\" size=\"32\" maxlength=\"{$data->_maxNameLen}\" value=\"",
htmlspecialchars($_POST['formName']), "\" /></td>\n\t</tr>\n";
// Owner
echo "\t<tr>\n\t\t<th class=\"data left required\">{$lang['strowner']}</th>\n";
echo "\t\t<td class=\"data1\">\n\t\t\t<select name=\"formAuth\">\n";
while (!$users->EOF) {
$uname = htmlspecialchars($users->f['usename']);
echo "\t\t\t\t<option value=\"{$uname}\"",
($uname == $_POST['formAuth']) ? ' selected="selected"' : '', ">{$uname}</option>\n";
$users->moveNext();
}
echo "\t\t\t</select>\n\t\t</td>\n\t\n";
echo "\t<tr>\n\t\t<th class=\"data left\">{$lang['strcomment']}</th>\n";
echo "\t\t<td class=\"data1\"><textarea name=\"formComment\" rows=\"3\" cols=\"32\" wrap=\"virtual\">",
htmlspecialchars($_POST['formComment']), "</textarea></td>\n\t</tr>\n";
echo "\t</tr>\n";
echo "</table>\n";
echo "<p>\n";
echo "<input type=\"hidden\" name=\"action\" value=\"create\" />\n";
echo "<input type=\"hidden\" name=\"database\" value=\"", htmlspecialchars($_REQUEST['database']), "\" />\n";
echo "<input type=\"submit\" name=\"create\" value=\"{$lang['strcreate']}\" />\n";
echo "<input type=\"submit\" name=\"cancel\" value=\"{$lang['strcancel']}\" />\n";
echo "</p>\n";
echo "</form>\n";
}
/**
* Actually creates the new schema in the database
*/
function doSaveCreate() {
global $data, $lang, $_reload_browser;
// Check that they've given a name
if ($_POST['formName'] == '') doCreate($lang['strschemaneedsname']);
else {
$status = $data->createSchema($_POST['formName'], $_POST['formAuth'], $_POST['formComment']);
if ($status == 0) {
$_reload_browser = true;
doDefault($lang['strschemacreated']);
}
else
doCreate($lang['strschemacreatedbad']);
}
}
/**
* Display a form to permit editing schema properies.
* TODO: permit changing name, owner
*/
function doAlter($msg = '') {
global $data, $misc, $lang;
$misc->printTrail('schema');
$misc->printTitle($lang['stralter'],'pg.schema.alter');
$misc->printMsg($msg);
$schema = $data->getSchemaByName($_REQUEST['schema']);
if ($schema->recordCount() > 0) {
if (!isset($_POST['comment'])) $_POST['comment'] = $schema->f['nspcomment'];
if (!isset($_POST['schema'])) $_POST['schema'] = $_REQUEST['schema'];
if (!isset($_POST['name'])) $_POST['name'] = $_REQUEST['schema'];
echo "<form action=\"schemas.php\" method=\"post\">\n";
echo "<table>\n";
echo "\t<tr>\n";
echo "\t\t<th class=\"data left required\">{$lang['strname']}</th>\n";
echo "\t\t<td class=\"data1\">";
echo "\t\t\t<input name=\"name\" size=\"32\" maxlength=\"{$data->_maxNameLen}\" value=\"",
htmlspecialchars($_POST['name']), "\" />\n";
echo "\t\t</td>\n";
echo "\t</tr>\n";
echo "\t<tr>\n";
echo "\t\t<th class=\"data\">{$lang['strcomment']}</th>\n";
echo "\t\t<td class=\"data1\"><textarea cols=\"32\" rows=\"3\"name=\"comment\" wrap=\"virtual\">", htmlspecialchars($_POST['comment']), "</textarea></td>\n";
echo "\t</tr>\n";
echo "</table>\n";
echo "<p><input type=\"hidden\" name=\"action\" value=\"alter\" />\n";
echo "<input type=\"hidden\" name=\"schema\" value=\"", htmlspecialchars($_POST['schema']), "\" />\n";
echo $misc->form;
echo "<input type=\"submit\" name=\"alter\" value=\"{$lang['stralter']}\" />\n";
echo "<input type=\"submit\" name=\"cancel\" value=\"{$lang['strcancel']}\" /></p>\n";
echo "</form>\n";
} else {
echo "<p>{$lang['strnodata']}</p>\n";
}
}
/**
* Save the form submission containing changes to a schema
*/
function doSaveAlter($msg = '') {
global $data, $misc, $lang;
$status = $data->updateSchema($_POST['schema'], $_POST['comment'], $_POST['name']);
if ($status == 0)
doDefault($lang['strschemaaltered']);
else
doAlter($lang['strschemaalteredbad']);
}
/**
* Show confirmation of drop and perform actual drop
*/
function doDrop($confirm) {
global $data, $data, $misc;
global $lang, $_reload_browser;
if ($confirm) {
$misc->printTrail('schema');
$misc->printTitle($lang['strdrop'],'pg.schema.drop');
echo "<p>", sprintf($lang['strconfdropschema'], $misc->printVal($_REQUEST['schema'])), "</p>\n";
echo "<form action=\"schemas.php\" method=\"post\">\n";
echo $misc->form;
echo "<input type=\"hidden\" name=\"action\" value=\"drop\" />\n";
echo "<input type=\"hidden\" name=\"database\" value=\"", htmlspecialchars($_REQUEST['database']), "\" />\n";
echo "<input type=\"hidden\" name=\"schema\" value=\"", htmlspecialchars($_REQUEST['schema']), "\" />\n";
// Show cascade drop option if supportd
if ($data->hasDropBehavior()) {
echo "<p><input type=\"checkbox\" id=\"cascade\" name=\"cascade\" /> <label for=\"cascade\">{$lang['strcascade']}</label></p>\n";
}
echo "<input type=\"submit\" name=\"drop\" value=\"{$lang['strdrop']}\" />\n";
echo "<input type=\"submit\" name=\"cancel\" value=\"{$lang['strcancel']}\" />\n";
echo "</form>\n";
}
else {
$status = $data->dropSchema($_POST['schema'], isset($_POST['cascade']));
if ($status == 0) {
$_reload_browser = true;
doDefault($lang['strschemadropped']);
}
else
doDefault($lang['strschemadroppedbad']);
}
}
/**
* Generate XML for the browser tree.
*/
function doTree() {
global $misc, $data, $lang, $slony;
$schemas = $data->getSchemas();
$reqvars = $misc->getRequestVars('schema');
$attrs = array(
'text' => field('nspname'),
'icon' => 'Schema',
'toolTip'=> field('nspcomment'),
'action' => url('redirect.php',
$reqvars,
array(
'subject' => 'schema',
'schema' => field('nspname')
)
),
'branch' => url('schemas.php',
$reqvars,
array(
'action' => 'subtree',
'schema' => field('nspname')
)
),
);
$misc->printTreeXML($schemas, $attrs);
exit;
}
function doSubTree() {
global $misc, $data, $lang;
$tabs = $misc->getNavTabs('schema');
$items = $misc->adjustTabsForTree($tabs);
$reqvars = $misc->getRequestVars('schema');
$attrs = array(
'text' => noEscape(field('title')),
'icon' => field('icon'),
'action' => url(field('url'),
$reqvars,
field('urlvars', array())
),
'branch' => url(field('url'),
$reqvars,
field('urlvars'),
array('action' => 'tree')
)
);
$misc->printTreeXML($items, $attrs);
exit;
}
if ($action == 'tree') doTree();
if ($action == 'subtree') doSubTree();
$misc->printHeader($lang['strschemas']);
$misc->printBody();
if (isset($_POST['cancel'])) $action = '';
switch ($action) {
case 'create':
if (isset($_POST['create'])) doSaveCreate();
else doCreate();
break;
case 'alter':
if (isset($_POST['alter'])) doSaveAlter();
else doAlter();
break;
case 'drop':
if (isset($_POST['drop'])) doDrop(false);
else doDrop(true);
break;
default:
doDefault();
break;
}
$misc->printFooter();
?>
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