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<?php
/**
* Manage sequences in a database
*
* $Id: sequences.php,v 1.36.2.2 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)) $msg = '';
/**
* Display list of all sequences in the database/schema
*/
function doDefault($msg = '') {
global $data, $conf, $misc;
global $lang;
$misc->printTrail('schema');
$misc->printTabs('schema', 'sequences');
$misc->printMsg($msg);
// Get all sequences
$sequences = $data->getSequences();
$columns = array(
'sequence' => array(
'title' => $lang['strsequence'],
'field' => 'seqname',
),
'owner' => array(
'title' => $lang['strowner'],
'field' => 'seqowner',
),
'actions' => array(
'title' => $lang['stractions'],
),
'comment' => array(
'title' => $lang['strcomment'],
'field' => 'seqcomment',
),
);
$actions = array(
'properties' => array(
'title' => $lang['strproperties'],
'url' => "sequences.php?action=properties&{$misc->href}&",
'vars' => array('sequence' => 'seqname'),
),
'alter' => array(
'title' => $lang['stralter'],
'url' => "sequences.php?action=confirm_alter&{$misc->href}&subject=sequence&",
'vars' => array('sequence' => 'seqname'),
),
'drop' => array(
'title' => $lang['strdrop'],
'url' => "sequences.php?action=confirm_drop&{$misc->href}&",
'vars' => array('sequence' => 'seqname'),
),
'privileges' => array(
'title' => $lang['strprivileges'],
'url' => "privileges.php?{$misc->href}&subject=sequence&",
'vars' => array('sequence' => 'seqname'),
),
);
if (!$data->hasAlterSequence()) unset($actions['alter']);
$misc->printTable($sequences, $columns, $actions, $lang['strnosequences']);
echo "<p><a class=\"navlink\" href=\"sequences.php?action=create&{$misc->href}\">{$lang['strcreatesequence']}</a></p>\n";
}
/**
* Generate XML for the browser tree.
*/
function doTree() {
global $misc, $data;
$sequences = $data->getSequences();
$reqvars = $misc->getRequestVars('sequence');
$attrs = array(
'text' => field('seqname'),
'icon' => 'Sequence',
'toolTip'=> field('seqcomment'),
'action' => url('sequences.php',
$reqvars,
array (
'action' => 'properties',
'sequence' => field('seqname')
)
)
);
$misc->printTreeXML($sequences, $attrs);
exit;
}
/**
* Display the properties of a sequence
*/
function doProperties($msg = '') {
global $data, $misc;
global $lang;
$misc->printTrail('sequence');
$misc->printTitle($lang['strproperties'],'pg.sequence');
$misc->printMsg($msg);
// Fetch the sequence information
$sequence = $data->getSequence($_REQUEST['sequence']);
if (is_object($sequence) && $sequence->recordCount() > 0) {
$sequence->f['is_cycled'] = $data->phpBool($sequence->f['is_cycled']);
$sequence->f['is_called'] = $data->phpBool($sequence->f['is_called']);
// Show comment if any
if ($sequence->f['seqcomment'] !== null)
echo "<p class=\"comment\">", $misc->printVal($sequence->f['seqcomment']), "</p>\n";
echo "<table border=\"0\">";
echo "<tr><th class=\"data\">{$lang['strname']}</th><th class=\"data\">{$lang['strlastvalue']}</th>";
echo "<th class=\"data\">{$lang['strincrementby']}</th><th class=\"data\">{$lang['strmaxvalue']}</th>";
echo "<th class=\"data\">{$lang['strminvalue']}</th><th class=\"data\">{$lang['strcachevalue']}</th>";
// PostgreSQL 7.0 and below don't have logcount
if (isset($sequence->f['log_cnt'])) {
echo "<th class=\"data\">{$lang['strlogcount']}</th>";
}
echo "<th class=\"data\">{$lang['striscycled']}</th><th class=\"data\">{$lang['striscalled']}</th></tr>";
echo "<tr>";
echo "<td class=\"data1\">", $misc->printVal($sequence->f['seqname']), "</td>";
echo "<td class=\"data1\">", $misc->printVal($sequence->f['last_value']), "</td>";
echo "<td class=\"data1\">", $misc->printVal($sequence->f['increment_by']), "</td>";
echo "<td class=\"data1\">", $misc->printVal($sequence->f['max_value']), "</td>";
echo "<td class=\"data1\">", $misc->printVal($sequence->f['min_value']), "</td>";
echo "<td class=\"data1\">", $misc->printVal($sequence->f['cache_value']), "</td>";
// PostgreSQL 7.0 and below don't have logcount
if (isset($sequence->f['log_cnt'])) {
echo "<td class=\"data1\">", $misc->printVal($sequence->f['log_cnt']), "</td>";
}
echo "<td class=\"data1\">", ($sequence->f['is_cycled'] ? $lang['stryes'] : $lang['strno']), "</td>";
echo "<td class=\"data1\">", ($sequence->f['is_called'] ? $lang['stryes'] : $lang['strno']), "</td>";
echo "</tr>";
echo "</table>";
if ($data->hasAlterSequence()) {
echo "<p><a class=\"navlink\" href=\"sequences.php?action=confirm_alter&{$misc->href}&sequence=", urlencode($sequence->f['seqname']), "\">{$lang['straltersequence']}</a> |\n";
}
echo "<a class=\"navlink\" href=\"sequences.php?action=confirm_setval&{$misc->href}&sequence=", urlencode($sequence->f['seqname']), "\">{$lang['strsetval']}</a> |\n";
echo "<a class=\"navlink\" href=\"sequences.php?action=nextval&{$misc->href}&sequence=", urlencode($sequence->f['seqname']), "\">{$lang['strnextval']}</a> |\n";
echo "<a class=\"navlink\" href=\"sequences.php?action=reset&{$misc->href}&sequence=", urlencode($sequence->f['seqname']), "\">{$lang['strreset']}</a> |\n";
echo "<a class=\"navlink\" href=\"sequences.php?{$misc->href}\">{$lang['strshowallsequences']}</a></p>\n";
}
else echo "<p>{$lang['strnodata']}</p>\n";
}
/**
* Drop a sequence
*/
function doDrop($confirm, $msg = '') {
global $data, $misc;
global $lang;
if ($confirm) {
$misc->printTrail('sequence');
$misc->printTitle($lang['strdrop'],'pg.sequence.drop');
$misc->printMsg($msg);
echo "<p>", sprintf($lang['strconfdropsequence'], $misc->printVal($_REQUEST['sequence'])), "</p>\n";
echo "<form action=\"sequences.php\" method=\"post\">\n";
echo "<input type=\"hidden\" name=\"action\" value=\"drop\" />\n";
echo "<input type=\"hidden\" name=\"sequence\" value=\"", htmlspecialchars($_REQUEST['sequence']), "\" />\n";
echo $misc->form;
// Show cascade drop option if supportd
if ($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 = $data->dropSequence($_POST['sequence'], isset($_POST['cascade']));
if ($status == 0)
doDefault($lang['strsequencedropped']);
else
doDrop(true, $lang['strsequencedroppedbad']);
}
}
/**
* Displays a screen where they can enter a new sequence
*/
function doCreateSequence($msg = '') {
global $data, $misc;
global $lang;
if (!isset($_POST['formSequenceName'])) $_POST['formSequenceName'] = '';
if (!isset($_POST['formIncrement'])) $_POST['formIncrement'] = '';
if (!isset($_POST['formMinValue'])) $_POST['formMinValue'] = '';
if (!isset($_POST['formMaxValue'])) $_POST['formMaxValue'] = '';
if (!isset($_POST['formStartValue'])) $_POST['formStartValue'] = '';
if (!isset($_POST['formCacheValue'])) $_POST['formCacheValue'] = '';
$misc->printTrail('schema');
$misc->printTitle($lang['strcreatesequence'],'pg.sequence.create');
$misc->printMsg($msg);
echo "<form action=\"sequences.php\" method=\"post\">\n";
echo "<table>\n";
echo "<tr><th class=\"data left required\">{$lang['strname']}</th>\n";
echo "<td class=\"data1\"><input name=\"formSequenceName\" size=\"32\" maxlength=\"{$data->_maxNameLen}\" value=\"",
htmlspecialchars($_POST['formSequenceName']), "\" /></td></tr>\n";
echo "<tr><th class=\"data left\">{$lang['strincrementby']}</th>\n";
echo "<td class=\"data1\"><input name=\"formIncrement\" size=\"5\" value=\"",
htmlspecialchars($_POST['formIncrement']), "\" /> </td></tr>\n";
echo "<tr><th class=\"data left\">{$lang['strminvalue']}</th>\n";
echo "<td class=\"data1\"><input name=\"formMinValue\" size=\"5\" value=\"",
htmlspecialchars($_POST['formMinValue']), "\" /></td></tr>\n";
echo "<tr><th class=\"data left\">{$lang['strmaxvalue']}</th>\n";
echo "<td class=\"data1\"><input name=\"formMaxValue\" size=\"5\" value=\"",
htmlspecialchars($_POST['formMaxValue']), "\" /></td></tr>\n";
echo "<tr><th class=\"data left\">{$lang['strstartvalue']}</th>\n";
echo "<td class=\"data1\"><input name=\"formStartValue\" size=\"5\" value=\"",
htmlspecialchars($_POST['formStartValue']), "\" /></td></tr>\n";
echo "<tr><th class=\"data left\">{$lang['strcachevalue']}</th>\n";
echo "<td class=\"data1\"><input name=\"formCacheValue\" size=\"5\" value=\"",
htmlspecialchars($_POST['formCacheValue']), "\" /></td></tr>\n";
echo "<tr><th class=\"data left\"><label for=\"formCycledValue\">{$lang['striscycled']}</label></th>\n";
echo "<td class=\"data1\"><input type=\"checkbox\" id=\"formCycledValue\" name=\"formCycledValue\" ",
(isset($_POST['formCycledValue']) ? ' checked="checked"' : ''), " /></td></tr>\n";
echo "</table>\n";
echo "<p><input type=\"hidden\" name=\"action\" value=\"save_create_sequence\" />\n";
echo $misc->form;
echo "<input type=\"hidden\" name=\"sequence\" value=\"", htmlspecialchars($_REQUEST['sequence']), "\" />\n";
echo "<input type=\"submit\" name=\"create\" value=\"{$lang['strcreate']}\" />\n";
echo "<input type=\"submit\" name=\"cancel\" value=\"{$lang['strcancel']}\" /></p>\n";
echo "</form>\n";
}
/**
* Actually creates the new sequence in the database
*/
function doSaveCreateSequence() {
global $data;
global $lang;
// Check that they've given a name and at least one column
if ($_POST['formSequenceName'] == '') doCreateSequence($lang['strsequenceneedsname']);
else {
$status = $data->createSequence($_POST['formSequenceName'],
$_POST['formIncrement'], $_POST['formMinValue'],
$_POST['formMaxValue'], $_POST['formStartValue'],
$_POST['formCacheValue'], isset($_POST['formCycledValue']));
if ($status == 0) {
doDefault($lang['strsequencecreated']);
} else {
doCreateSequence($lang['strsequencecreatedbad']);
}
}
}
/**
* Resets a sequence
*/
function doReset() {
global $data;
global $lang;
$status = $data->resetSequence($_REQUEST['sequence']);
if ($status == 0)
doProperties($lang['strsequencereset']);
else
doProperties($lang['strsequenceresetbad']);
}
/**
* Set Nextval of a sequence
*/
function doNextval() {
global $data;
global $lang;
$status = $data->nextvalSequence($_REQUEST['sequence']);
if ($status == 0)
doProperties($lang['strsequencenextval']);
else
doProperties($lang['strsequencenextvalbad']);
}
/**
* Function to save after 'setval'ing a sequence
*/
function doSaveSetval() {
global $data, $lang, $_reload_browser;
$status = $data->setvalSequence($_POST['sequence'], $_POST['nextvalue']);
if ($status == 0)
doProperties($lang['strsequencesetval']);
else
doProperties($lang['strsequencesetvalbad']);
}
/**
* Function to allow 'setval'ing of a sequence
*/
function doSetval($msg = '') {
global $data, $misc;
global $lang;
$misc->printTrail('sequence');
$misc->printTitle($lang['strsetval'], 'pg.sequence');
$misc->printMsg($msg);
// Fetch the sequence information
$sequence = $data->getSequence($_REQUEST['sequence']);
if (is_object($sequence) && $sequence->recordCount() > 0) {
echo "<form action=\"sequences.php\" method=\"post\">\n";
echo "<table border=\"0\">";
echo "<tr><th class=\"data left required\">{$lang['strlastvalue']}</th>\n";
echo "<td class=\"data1\">";
echo "<input name=\"nextvalue\" size=\"32\" maxlength=\"{$data->_maxNameLen}\" value=\"",
$misc->printVal($sequence->f['last_value']), "\" /></td></tr>\n";
echo "</table>\n";
echo "<p><input type=\"hidden\" name=\"action\" value=\"setval\" />\n";
echo "<input type=\"hidden\" name=\"sequence\" value=\"", htmlspecialchars($_REQUEST['sequence']), "\" />\n";
echo $misc->form;
echo "<input type=\"submit\" name=\"setval\" value=\"{$lang['strsetval']}\" />\n";
echo "<input type=\"submit\" name=\"cancel\" value=\"{$lang['strcancel']}\" /></p>\n";
echo "</form>\n";
}
else echo "<p>{$lang['strnodata']}</p>\n";
}
/**
* Function to save after altering a sequence
*/
function doSaveAlter() {
global $data, $lang, $_reload_browser;
$status = $data->alterSequence($_POST['sequence'], $_POST['formIncrement'], $_POST['formMinValue'], $_POST['formMaxValue'], $_POST['formStartValue'], $_POST['formCacheValue'], isset($_POST['formCycledValue']));
if ($status == 0) {
doProperties($lang['strsequencealtered']);
}
else
doProperties($lang['strsequencealteredbad']);
}
/**
* Function to allow altering of a sequence
*/
function doAlter($msg = '') {
global $data, $misc;
global $lang;
$misc->printTrail('sequence');
$misc->printTitle($lang['stralter'], 'pg.sequence.alter');
$misc->printMsg($msg);
// Fetch the sequence information
$sequence = $data->getSequence($_REQUEST['sequence']);
if (is_object($sequence) && $sequence->recordCount() > 0) {
// Handle Checkbox Value
$sequence->f['is_cycled'] = $data->phpBool($sequence->f['is_cycled']);
if ($sequence->f['is_cycled']) $_POST['formCycledValue'] = 'on';
echo "<form action=\"sequences.php\" method=\"post\">\n";
echo "<table>\n";
echo "<tr><th class=\"data left\">{$lang['strincrementby']}</th>\n";
echo "<td class=\"data1\"><input name=\"formIncrement\" size=\"5\" value=\"",
htmlspecialchars($sequence->f['increment_by']), "\" /> </td></tr>\n";
echo "<tr><th class=\"data left\">{$lang['strminvalue']}</th>\n";
echo "<td class=\"data1\"><input name=\"formMinValue\" size=\"5\" value=\"",
htmlspecialchars($sequence->f['min_value']), "\" /></td></tr>\n";
echo "<tr><th class=\"data left\">{$lang['strmaxvalue']}</th>\n";
echo "<td class=\"data1\"><input name=\"formMaxValue\" size=\"5\" value=\"",
htmlspecialchars($sequence->f['max_value']), "\" /></td></tr>\n";
echo "<tr><th class=\"data left\">{$lang['strstartvalue']}</th>\n";
echo "<td class=\"data1\"><input name=\"formStartValue\" size=\"5\" value=\"",
htmlspecialchars($sequence->f['last_value']), "\" /></td></tr>\n";
echo "<tr><th class=\"data left\">{$lang['strcachevalue']}</th>\n";
echo "<td class=\"data1\"><input name=\"formCacheValue\" size=\"5\" value=\"",
htmlspecialchars($sequence->f['cache_value']), "\" /></td></tr>\n";
echo "<tr><th class=\"data left\"><label for=\"formCycledValue\">{$lang['striscycled']}</label></th>\n";
echo "<td class=\"data1\"><input type=\"checkbox\" id=\"formCycledValue\" name=\"formCycledValue\" ",
( isset($_POST['formCycledValue']) ? ' checked="checked"' : ''), " /></td></tr>\n";
echo "</table>\n";
echo "<p><input type=\"hidden\" name=\"action\" value=\"alter\" />\n";
echo $misc->form;
echo "<input type=\"hidden\" name=\"sequence\" value=\"", htmlspecialchars($_REQUEST['sequence']), "\" />\n";
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>{$lang['strnodata']}</p>\n";
}
if ($action == 'tree') doTree();
// Print header
$misc->printHeader($lang['strsequences']);
$misc->printBody();
switch($action) {
case 'create':
doCreateSequence();
break;
case 'save_create_sequence':
if (isset($_POST['create'])) doSaveCreateSequence();
else doDefault();
break;
case 'properties':
doProperties();
break;
case 'drop':
if (isset($_POST['drop'])) doDrop(false);
else doDefault();
break;
case 'confirm_drop':
doDrop(true);
break;
case 'reset':
doReset();
break;
case 'nextval':
doNextval();
break;
case 'setval':
if (isset($_POST['setval'])) doSaveSetval();
else doDefault();
break;
case 'confirm_setval':
doSetval();
break;
case 'alter':
if (isset($_POST['alter'])) doSaveAlter();
else doDefault();
break;
case 'confirm_alter':
doAlter();
break;
default:
doDefault();
break;
}
// Print footer
$misc->printFooter();
?>
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