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data.php
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data.php
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<?php
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Libtables3: framework for building web-applications on relational databases *
* Version 3.0.0-beta / Copyright (C) 2020 Bart Noordervliet, MMVI *
* *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU Affero General Public License as *
* published by the Free Software Foundation, either version 3 of the *
* License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Affero General Public License for more details. *
* *
* You should have received a copy of the GNU Affero General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
require('libtables.php');
// sleep(3);
global $dbh;
function fatalerr($msg, $redirect = "") {
global $lt_settings;
$ret['error'] = $msg;
if (!empty($lt_settings['error_rewrite'])) {
foreach ($lt_settings['error_rewrite'] as $key => $value) {
if ($key[0] != '/') {
if (strpos($msg, $key) !== FALSE) {
$ret['error'] = $value;
$ret['details'] = $msg;
}
}
else {
$res = preg_match($key, $msg);
if ($res === false) error_log("Regular expression syntax error in error_rewrite entry '$key'");
if ($res) {
$ret['error'] = preg_replace($key, $value, $msg);
$ret['details'] = $msg;
}
}
}
}
if (!empty($redirect)) $ret['redirect'] = $redirect;
header('Content-type: application/json; charset=utf-8');
print json_encode($ret, JSON_UNESCAPED_UNICODE|JSON_UNESCAPED_SLASHES|JSON_PARTIAL_OUTPUT_ON_ERROR);
exit;
}
function lt_find_table($src) {
global $lt_settings;
global $tables;
global $mch; // May be used in block definitions
global $parseonly;
$parseonly = true;
$src = explode(':', $src);
if (is_array($lt_settings['blocks_dir'])) $dirs = $lt_settings['blocks_dir'];
else $dirs[] = $lt_settings['blocks_dir'];
foreach($dirs as $dir) {
if (function_exists('yaml_parse_file') && file_exists($dir . $src[0] . '.yml')) {
$yaml = yaml_parse_file($dir . $src[0] . '.yml', -1);
if ($yaml === false) fatalerr('YAML syntax error in block ' . $src[0]);
else {
foreach ($yaml as $table) {
lt_table($table[0], $table[1], $table[2], isset($table[3])?$table[3]:[]);
}
}
break;
}
elseif (file_exists($dir . $src[0] . '.php')) {
ob_start();
try {
$ret = include $dir . $src[0] . '.php';
} catch (Exception $e) {
fatalerr('PHP error in block ' . $src[0] . ': ' . $e->getMessage());
}
ob_end_clean();
break;
}
}
if (!empty($error)) fatalerr($error, $redirect);
if (count($tables) == 0) fatalerr('Source ' . $src[0] . ':' . $src[1] . ' not found');
$table = 0;
foreach ($tables as $atable) {
if (isset($atable['tag']) && ($atable['tag'] === $src[1])) {
$atable['block'] = $src[0];
if (!empty($lt_settings['default_options'])) $atable['options'] = array_merge($lt_settings['default_options'], $atable['options']);
return $atable;
}
}
fatalerr('Table ' . $src[1] . ' not found in block ' . $src[0]);
}
function lt_find_pk_column($table) {
global $lt_settings;
if (!empty($lt_settings['pk_columns']) && !empty($lt_settings['pk_columns'][$table])) return $lt_settings['pk_columns'][$table];
return 'id';
}
function lt_remove_parens($str) {
$c = 0;
$ret = "";
for ($i = 0; $i < strlen($str); $i++) {
if ($str[$i] == '(') $c++;
elseif ($str[$i] == ')') {
$c--;
continue;
}
if ($c == 0) $ret .= $str[$i];
}
return $ret;
}
function lt_edit_from_query($query) {
if (!preg_match('/^\s*SELECT (.*) FROM (\S+)(.*)$/i', $_POST['sql'], $matches)) return false;
$cols = preg_split('/\s*,\s*/', lt_remove_parens($matches[1]));
$firsttable = $matches[2];
preg_match_all('/JOIN\s+([^ ]+)\s+ON\s+([^ .]+\.[^ ]+)\s*=\s*([^ .]+\.[^ ]+)/i', $matches[3], $sets, PREG_SET_ORDER);
foreach ($sets as $set) {
$left = explode('.', $set[2]);
$right = explode('.', $set[3]);
if (($left[0] == $set[1]) && ($left[1] == 'id') && ($right[0] == $firsttable)) $joins[$set[1]] = [ 'pk' => $set[2], 'fk' => $set[3] ];
elseif (($right[1] == 'id') && ($left[0] == $firsttable)) $joins[$set[1]] = [ 'pk' => $set[3], 'fk' => $set[2] ];
}
for ($i = 0; $i < count($cols); $i++) {
if (strpos($cols[$i], '.') === false) continue;
$val = explode('.', $cols[$i]);
if ($val[0] == $firsttable) {
if ($i) $edit[$i] = $cols[$i];
}
elseif ($i == 0) return false;
elseif ($joins[$val[0]]) {
$edit[$i] = [ $joins[$val[0]]['fk'], 'SELECT id, ' . $val[1] . ' FROM ' . $val[0] ];
}
}
return $edit;
}
function replaceHashes($str, $row) {
if (empty($row)) return $str;
$str = str_replace('#id', $row[0], $str);
if (strpos($str, '#') !== FALSE) {
for ($i = count($row)-1; $i >= 0; $i--) $str = str_replace('#' . $i, $row[$i], $str);
}
return $str;
}
function arrayCondition($condition, $row) {
$left = replaceHashes($condition[0], $row);
$right = replaceHashes($condition[2], $row);
switch ($condition[1]) {
case '==': return ($left == $right);
case '!=': return ($left != $right);
case '<=': return ($left <= $right);
case '<': return ($left < $right);
case '>=': return ($left >= $right);
case '>': return ($left > $right);
case 'regex':
$res = preg_match($right, $left);
if ($res === FALSE) error_log('Invalid regex in rowaction condition');
return $res;
case '!regex':
$res = preg_match($right, $left);
if ($res === FALSE) error_log('Invalid regex in rowaction condition');
return ($res === 0);
default: error_log('Invalid comparison in rowaction condition');
}
}
function lt_audit($mode, $table, $row, $column, $oldval, $newval) {
global $lt_settings;
global $dbh;
if (empty($lt_settings['audit_log'])) return;
if (empty($lt_settings['audit_log']['table'])) {
error_log('Libtables: $lt_settings[\'audit_log\'] is defined but has no "table" entry');
return;
}
if (empty($lt_settings['audit_log']['fields'])) {
error_log('Libtables: $lt_settings[\'audit_log\'] is defined but has no "fields" entry');
return;
}
if (!empty($lt_settings['audit_log']['extra'])) {
$fields = array_merge(array_keys($lt_settings['audit_log']['extra']), $lt_settings['audit_log']['fields']);
}
else $fields = $lt_settings['audit_log']['fields'];
if (!($stmt = $dbh->prepare('INSERT INTO ' . $lt_settings['audit_log']['table'] . ' ("' . implode('", "', $fields) . '") VALUES (?' . str_repeat(', ?', count($fields)-1) . ')'))) {
error_log('Libtables: statement prepare failed for audit_log');
return;
}
$args = [ $mode, $table, $row, $column, $oldval, $newval ];
if (!empty($lt_settings['audit_log']['extra'])) $args = array_merge(array_values($lt_settings['audit_log']['extra']), $args);
if (!$stmt->execute(array_slice($args, 0, count($fields)))) {
error_log('Libtables: statement execute failed for audit_log: ' . $stmt->errorInfo()[2]);
return;
}
}
function lt_run_insert($table, $data, $idcolumn = '') {
global $dbh;
$driver = $dbh->getAttribute(\PDO::ATTR_DRIVER_NAME);
$values_str = "";
foreach (array_keys($data['columns']) as $column) {
if (!empty($data['sqlfunction'][$column])) $values_str .= $data['sqlfunction'][$column] . ", ";
else $values_str .= "?, ";
}
$query = "INSERT INTO $table (" . implode(',', array_keys($data['columns'])) . ") VALUES (" . rtrim($values_str, ', ') . ")";
$values = array_values($data['columns']);
if (!empty($data['onconflict'])) {
$str = $data['onconflict'];
while (preg_match("/[ (,]#([a-zA-Z0-9_]+)/", $str, $matches, PREG_OFFSET_CAPTURE)) {
$match = $matches[1];
if (!isset($data['columns'][$match[0]])) {
error_log('Libtables error: insert field \'' . $match[0] . '\' used in onconflict option not found');
continue;
}
$str = substr_replace($str, '?', $match[1]-1, strlen($match[0])+1);
$values[] = $data['columns'][$match[0]];
}
while (preg_match("/[ (,]:([a-z_]+)/", $str, $matches, PREG_OFFSET_CAPTURE)) {
$match = $matches[1];
if (!lt_isvar($match[0])) {
error_log('Libtables error: lt_var \'' . $match[0] . '\' used in onconflict option not found');
continue;
}
$str = substr_replace($str, '?', $match[1]-1, strlen($match[0])+1);
$values[] = lt_getvar($match[0]);
}
$query .= ' ' . $str;
}
if ($idcolumn && ($driver == 'pgsql')) $query .= " RETURNING $idcolumn";
if (!($stmt = $dbh->prepare($query))) {
fatalerr("SQL prepare error: " . $dbh->errorInfo()[2]);
}
if (!($stmt->execute($values))) {
fatalerr("SQL execute error: " . $stmt->errorInfo()[2]);
}
if ($idcolumn) {
if ($driver == 'pgsql') {
$row = $stmt->fetch(\PDO::FETCH_NUM);
if (empty($row) || empty($row[0])) fatalerr("lastInsertId requested but not available");
$id = $row[0];
}
else $id = $dbh->lastInsertId();
}
else $id = 0;
return $id;
}
function doEditInsertRuns($item, $id) {
$ret = [];
$lt_sqloutput = '';
$lt_phpoutput = '';
$lt_blockoutput = '';
lt_setvar('lt_id', $id);
if (empty($item['runorder'])) $item['runorder'] = [ 'sql', 'php', 'block' ];
foreach ($item['runorder'] as $run) {
switch ($run) {
case 'sql':
if (!empty($item['runsql'])) {
$lt_sqloutput = lt_query_single($item['runsql'], [ 'lt_phpoutput' => $lt_phpoutput, 'lt_blockoutput' => $lt_blockoutput ]);
$ret['output'] = $lt_sqloutput;
}
break;
case 'php':
if (!empty($item['runphp'])) {
try {
ob_start();
eval($item['runphp']);
$lt_phpoutput = ob_get_clean();
$ret['output'] = $lt_phpoutput;
} catch (Exception $e) {
$ret['error'] = "PHP error in runphp: " . $e->getMessage();
}
}
break;
case 'block':
if (!empty($item['runblock'])) {
ob_start();
lt_print_block($item['runblock'], [ 'nowrapper' => (($item['output']??null)=='block'?false:true) ]);
$lt_blockoutput = ob_get_clean();
$ret['output'] = $lt_blockoutput;
}
break;
default:
error_log('Invalid runorder option "$run" in block ' . $_POST['src']);
}
}
lt_setvar('lt_id', NULL);
return $ret;
}
if (!empty($_GET['mode'])) $mode = $_GET['mode'];
elseif (!empty($_POST['mode'])) $mode = $_POST['mode'];
else fatalerr('No mode specified');
switch ($mode) {
case 'getblock':
if (empty($_GET['block'])) fatalerr('No blockname specified in mode getblock');
if (preg_match('/(\.\.|\\|\/)/', $_GET['block'])) fatalerr('Invalid blockname in mode getblock');
header('Content-type: text/html; charset=utf-8');
lt_print_block($_GET['block'], [ 'nowrapper' => true ]);
exit; // All other cases break and print JSON at the end
case 'transl':
if (empty($lt_settings['transl_query'])) {
$ret = '{}';
break;
}
$data = lt_query($lt_settings['transl_query']);
if (!empty($data['error'])) fatalerr($data['error']);
$ret = [ 'strings' => $data['rows'] ];
break;
case 'gettable':
if (empty($_GET['src']) || !preg_match('/^[a-z0-9_-]+:[a-z0-9_-]+$/', $_GET['src'])) fatalerr('Invalid src in mode gettable');
$table = lt_find_table($_GET['src']);
$ret = prepare_table($table);
if (!empty($ret['error'])) fatalerr($ret['error']);
break;
case 'sqlrun':
if (empty($lt_settings) || ($lt_settings['sqlrun'] != 'enabled')) fatalerr('SQLrun not enabled in libtables configuration');
if (empty($_POST['sql']) || !preg_match('/^\s*SELECT /i', $_POST['sql'])) fatalerr('Invalid sql in mode sqlrun');
$ret = lt_query($_POST['sql']);
$ret['title'] = 'sqlrun';
$ret['tag'] = 'sqlrun';
$ret['options'] = [ 'sql' => $_POST['sql'], 'showid' => true, 'edit' => lt_edit_from_query($_POST['sql']) ];
if (empty($lt_settings['checksum']) || ($lt_settings['checksum'] == 'php')) $ret['crc'] = crc32(json_encode($ret['rows'], JSON_UNESCAPED_UNICODE|JSON_UNESCAPED_SLASHES|JSON_PARTIAL_OUTPUT_ON_ERROR));
elseif ($lt_settings['checksum'] == 'psql') {
$ret['crc'] = lt_query_single("SELECT md5(string_agg(q::text, '')) FROM (" . $_POST['sql'] . ") AS q)");
if (strpos($ret['crc'], 'Error:') === 0) fatalerr('<p>Checksum query for table sqlrun returned error: ' . substr($ret['crc'], 6));
}
break;
case 'refreshtable':
if (empty($_GET['src']) || !preg_match('/^[a-z0-9_-]+:[a-z0-9_-]+$/', $_GET['src'])) fatalerr('Invalid src in mode refreshtable');
if (empty($_GET['crc'])) fatalerr('No crc passed in mode refreshtable');
$table = lt_find_table($_GET['src']);
if (strpos($table['query'], 'WHERE FALSE') && !empty($_SESSION['search_' . $table['block'] . '_' . $table['tag'] . '_where'])) {
if (empty($_SESSION['search_' . $table['block'] . '_limit'])) $limit = '';
else $limit = ' LIMIT ' . $_SESSION['search_' . $table['block'] . '_limit'];
$ret = lt_query(
str_replace(
'WHERE FALSE',
'WHERE ' . $_SESSION['search_' . $table['block'] . '_' . $table['tag'] . '_where'], $table['query']
) . $limit,
0,
$_SESSION['search_' . $table['block'] . '_' . $table['tag'] . '_values']
);
if ($limit && !empty($ret['rows']) && count($ret['rows']) == $_SESSION['search_' . $table['block'] . '_limit']) {
$ret['total'] = lt_query_single("SELECT count(*) FROM (" .
str_replace(
'WHERE FALSE',
'WHERE ' . $_SESSION['search_' . $table['block'] . '_' . $table['tag'] . '_where'], $table['query']
) .
") as sub", $_SESSION['search_' . $table['block'] . '_' . $table['tag'] . '_values']);
}
}
else $ret = lt_query($table['query']);
if (isset($ret['error'])) fatalerr('Query for table ' . $_GET['src'] . ' returned error: ' . $ret['error']);
if (empty($lt_settings['checksum']) || ($lt_settings['checksum'] == 'php')) $crc = crc32(json_encode($ret['rows'], JSON_UNESCAPED_UNICODE|JSON_UNESCAPED_SLASHES|JSON_PARTIAL_OUTPUT_ON_ERROR));
elseif ($lt_settings['checksum'] == 'psql') $crc = lt_query_single("SELECT md5(string_agg(q::text, '')) FROM (" . $table['query'] . ") AS q)");
if ($crc == $_GET['crc']) $ret = [ 'nochange' => 1 ]; // Overwrite output from lt_query since we don't need it
else $ret['crc'] = $crc;
if (!empty($table['options']['selectany'])) {
$sa = $table['options']['selectany'];
if (!empty($sa['id'])) $tmp = lt_query('SELECT ' . $sa['fields'][1] . ' FROM ' . $sa['linktable'] . ' WHERE ' . $sa['fields'][0] . ' = ' . $sa['id']);
else $tmp = lt_query('SELECT ' . $sa['fields'][1] . ' FROM ' . $sa['linktable'] . ' WHERE ' . $sa['fields'][0] . ' = ?');
$ret['options']['selectany']['links'] = array_column($tmp['rows'] ?? [], 0);
}
if (!empty($table['options']['tableaction']['sqlcondition'])) $ret['options']['tableaction']['sqlcondition'] = (lt_query_count($table['options']['tableaction']['sqlcondition']) > 0);
break;
case 'refreshtext':
if (empty($_GET['src']) || !preg_match('/^[a-z0-9_-]+:[a-z0-9_-]+$/', $_GET['src'])) fatalerr('Invalid src in mode refreshtext');
$table = lt_find_table($_GET['src']);
$ret['text'] = lt_query_to_string($table['query'], $table['format']);
break;
case 'select':
if (empty($_POST['src']) || !preg_match('/^[a-z0-9_-]+:[a-z0-9_-]+$/', $_POST['src'])) fatalerr('Invalid src in mode select');
if (empty($_POST['id']) || !is_numeric($_POST['id'])) fatalerr('Invalid row id in mode select');
if (empty($_POST['link'])) fatalerr('Invalid link data in mode select');
$table = lt_find_table($_POST['src']);
if (empty($table['options']['selectany'])) fatalerr('No selectany option found for table ' . $_POST['src']);
if (empty($table['options']['selectany']['linktable'])) fatalerr('No linktable found for table ' . $_POST['src']);
if (empty($table['options']['selectany']['fields'][0])) fatalerr('No left field found for table ' . $_POST['src']);
if (empty($table['options']['selectany']['fields'][1])) fatalerr('No right field found for table ' . $_POST['src']);
if ($_POST['link'] === "true") {
if (!($stmt = $dbh->prepare("INSERT INTO " . $table['options']['selectany']['linktable'] . " (" . $table['options']['selectany']['fields'][0] . ", " . $table['options']['selectany']['fields'][1] . ") VALUES (" . $table['options']['selectany']['id'] . ", " . $_POST['id'] . ")"))) {
fatalerr("SQL prepare error: " . $dbh->errorInfo()[2]);
}
if (!$stmt->execute()) {
fatalerr("SQL execute error: " . $stmt->errorInfo()[2]);
}
}
else {
if (!($stmt = $dbh->prepare("DELETE FROM " . $table['options']['selectany']['linktable'] . " WHERE " . $table['options']['selectany']['fields'][0] . " = " . $table['options']['selectany']['id'] . " AND " . $table['options']['selectany']['fields'][1] . " = " . $_POST['id']))) {
fatalerr("SQL prepare error: " . $dbh->errorInfo()[2]);
}
if (!$stmt->execute()) {
fatalerr("SQL execute error: " . $stmt->errorInfo()[2]);
}
}
$ret = '{ "status": "ok" }';
break;
case 'inlineedit':
if (empty($_POST['src']) || !preg_match('/^[a-z0-9_-]+:[a-z0-9_-]+$/', $_POST['src'])) fatalerr('Invalid src in mode inlineedit');
if (empty($_POST['col']) || !is_numeric($_POST['col'])) fatalerr('Invalid column id in mode inlineedit');
if (empty($_POST['row']) || !is_numeric($_POST['row'])) fatalerr('Invalid row id in mode inlineedit');
if (!isset($_POST['val'])) fatalerr('No value specified in mode inlineedit');
if (($_POST['src'] == 'sqlrun:table') && (!empty($_POST['sql']))) {
if (!($edit = lt_edit_from_query($_POST['sql']))) fatalerr('Invalid SQL in sqlrun inlineedit');
$table['title'] = 'sqlrun';
$table['query'] = $_POST['sql'];
}
else {
$table = lt_find_table($_POST['src']);
if (empty($table['options']['edit'][$_POST['col']])) fatalerr('No edit option found for column ' . $_POST['col'] . ' in table ' . $_POST['src']);
$edit = $table['options']['edit'][$_POST['col']];
}
$type = 'default';
if (is_array($edit)) {
if (empty($edit)) fatalerr('Invalid edit settings for column ' . $_POST['col'] . ' in table ' . $_POST['src']);
if (!empty($edit['type'])) $type = $edit['type'];
if (!empty($edit['target'])) $target = $edit['target'];
else $target = $edit[0];
}
else $target = $edit;
if (!preg_match('/^[a-z0-9_-]+\.[a-z0-9_-]+$/', $target)) fatalerr('Invalid target specified for column ' . $_POST['col'] . ' in table ' . $_POST['src'] . ' (' . $target . ')');
$target = explode('.', $target);
if ($_POST['val'] == '') {
if (!($stmt = $dbh->prepare('UPDATE ' . $target[0] . ' SET ' . $target[1] . ' = NULL WHERE ' . lt_find_pk_column($target[0]) . ' = ?'))) {
fatalerr("SQL prepare error: " . $dbh->errorInfo()[2]);
}
if (!($stmt->execute([ $_POST['row'] ]))) {
fatalerr("SQL execute error: " . $stmt->errorInfo()[2]);
}
lt_audit('UPDATE', $target[0], $_POST['row'], $target[1], NULL, NULL);
}
elseif (($type == 'checkbox') && !empty($edit['truevalue']) && ($edit['truevalue'] === $_POST['val'])) {
if (!($stmt = $dbh->prepare('UPDATE ' . $target[0] . ' SET ' . $target[1] . ' = TRUE WHERE ' . lt_find_pk_column($target[0]) . ' = ?'))) {
fatalerr("SQL prepare error: " . $dbh->errorInfo()[2]);
}
if (!($stmt->execute([ $_POST['row'] ]))) {
fatalerr("SQL execute error: " . $stmt->errorInfo()[2]);
}
lt_audit('UPDATE', $target[0], $_POST['row'], $target[1], NULL, TRUE);
}
elseif (($type == 'checkbox') && !empty($edit['falsevalue']) && ($edit['falsevalue'] === $_POST['val'])) {
if (!($stmt = $dbh->prepare('UPDATE ' . $target[0] . ' SET ' . $target[1] . ' = FALSE WHERE ' . lt_find_pk_column($target[0]) . ' = ?'))) {
fatalerr("SQL prepare error: " . $dbh->errorInfo()[2]);
}
if (!($stmt->execute([ $_POST['row'] ]))) {
fatalerr("SQL execute error: " . $stmt->errorInfo()[2]);
}
lt_audit('UPDATE', $target[0], $_POST['row'], $target[1], NULL, FALSE);
}
elseif (!empty($edit['phpfunction'])) {
// $data = lt_query($table['query'], $_POST['row']);
// if (!empty($data['error'])) fatalerr($data['error']);
// $func = 'return ' . str_replace('?', "'" . $_POST['val'] . "'", replaceHashes($edit['phpfunction'], $data['rows'][0])) . ';';
$func = 'return ' . str_replace('?', "'" . $_POST['val'] . "'", replaceHashes($edit['phpfunction'], $data['rows'][0])) . ';';
$ret = eval($func);
if (!($stmt = $dbh->prepare('UPDATE ' . $target[0] . ' SET ' . $target[1] . ' = ? WHERE ' . lt_find_pk_column($target[0]) . ' = ?'))) {
fatalerr("SQL prepare error: " . $dbh->errorInfo()[2]);
}
if (!($stmt->execute([ $ret, $_POST['row'] ]))) {
fatalerr("SQL execute error: " . $stmt->errorInfo()[2]);
}
lt_audit('UPDATE', $target[0], $_POST['row'], $target[1], NULL, $ret);
}
elseif (!empty($edit['sqlfunction'])) {
if (strpos($edit['sqlfunction'], '#') >= 0) {
$data = lt_query($table['query'], $_POST['row']);
// Do search-and-replace of # here
if (!empty($data['error'])) fatalerr($data['error']);
$sqlfunc = str_replace('#id', $data['rows'][0][0], $edit['sqlfunction']);
for ($i = count($data['rows'][0]); $i >= 0; $i--) {
if ((strpos($sqlfunc, '#'.$i) >= 0) && isset($data['rows'][0][$i])) $sqlfunc = str_replace('#'.$i, $data['rows'][0][$i], $sqlfunc);
}
}
else $sqlfunc = $edit['sqlfunction'];
if (!($stmt = $dbh->prepare('UPDATE ' . $target[0] . ' SET ' . $target[1] . ' = ' . $sqlfunc . ' WHERE ' . lt_find_pk_column($target[0]) . ' = ?'))) {
fatalerr("SQL prepare error: " . $dbh->errorInfo()[2]);
}
if (!($stmt->execute([ $_POST['val'], $_POST['row'] ]))) {
fatalerr("SQL execute error: " . $stmt->errorInfo()[2]);
}
lt_audit('UPDATE', $target[0], $_POST['row'], $target[1], NULL, $sqlfunc);
}
else {
if (!($stmt = $dbh->prepare('UPDATE ' . $target[0] . ' SET ' . $target[1] . ' = ? WHERE ' . lt_find_pk_column($target[0]) . ' = ?'))) {
fatalerr("SQL prepare error: " . $dbh->errorInfo()[2]);
}
if (!($stmt->execute([ $_POST['val'], $_POST['row'] ]))) {
fatalerr("SQL execute error: " . $stmt->errorInfo()[2]);
}
lt_audit('UPDATE', $target[0], $_POST['row'], $target[1], NULL, $_POST['val']);
}
if (!empty($edit['sub'])) {
$target[1] = $edit['sub'];
if (!($stmt = $dbh->prepare('UPDATE ' . $target[0] . ' SET ' . $target[1] . ' = NULL WHERE ' . lt_find_pk_column($target[0]) . ' = ?'))) {
fatalerr("SQL prepare error: " . $dbh->errorInfo()[2]);
}
if (!($stmt->execute([ $_POST['row'] ]))) {
fatalerr("SQL execute error: " . $stmt->errorInfo()[2]);
}
lt_audit('UPDATE', $target[0], $_POST['row'], $target[1], NULL, NULL);
}
$ret = is_array($edit)?doEditInsertRuns($edit, $_POST['row']):[];
$ret += lt_query($table['query'], $_POST['row']);
if (isset($ret['error'])) fatalerr('Query for table ' . $table['title'] . ' in block ' . $src[0] . " returned error:\n\n" . $ret['error']);
$ret['input'] = $_POST['val'];
break;
case 'selectbox':
if (empty($_GET['src']) || !preg_match('/^[a-z0-9_-]+:[a-z0-9_-]+$/', $_GET['src'])) fatalerr('Invalid src in mode selectbox');
if (empty($_GET['col']) || !is_numeric($_GET['col'])) fatalerr('Invalid column id in mode selectbox');
if (($_GET['src'] == 'sqlrun:table') && (!empty($_GET['sql']))) {
if (!($edit = lt_edit_from_query($_GET['sql']))) fatalerr('Invalid SQL in sqlrun selectbox');
$table['title'] = 'sqlrun';
$table['query'] = $_GET['sql'];
}
else {
$table = lt_find_table($_GET['src']);
$edit = $table['options']['edit'];
}
if (!empty($edit[$_GET['col']])) $edit = $edit[$_GET['col']];
elseif (!empty($table['options']['insert']) && !empty($table['options']['insert'][$_GET['col']])) $edit = $table['options']['insert'][$_GET['col']];
else fatalerr('No edit option found for column ' . $_GET['col'] . ' in table ' . $_GET['src']);
if (!is_array($edit)) fatalerr('No editselect option found for column ' . $_GET['col'] . ' in table ' . $_GET['src']);
if (count($edit) < 2) fatalerr('No valid editselect option found for column ' . $_GET['col'] . ' in table ' . $_GET['src']);
if (!empty($edit['target'])) $target = $edit['target'];
else $target = $edit[0];
if (!empty($edit['query'])) $query = $edit['query'];
else $query = $edit[1];
if (!preg_match('/^[a-z0-9_-]+\.[a-z0-9_-]+$/', $target)) fatalerr('Invalid target specified for column ' . $_GET['col'] . ' in table ' . $_GET['src'] . ' (' . $target . ')');
$target = explode('.', $target);
$ret = get_selectoptions($query);
if (!empty($ret['error'])) break;
if (!empty($_GET['crc']) && ($_GET['crc'] == $ret['crc'])) {
$ret = '{ "nochange": 1 }';
break;
}
if (!empty($edit['insert']) || !empty($edit[2])) $ret['insert'] = true;
break;
case 'action':
if (empty($_POST['type'])) fatalerr('No type specified for mode action');
if (empty($_POST['src']) || !preg_match('/^[a-z0-9_-]+:[a-z0-9_-]+$/', $_POST['src'])) fatalerr('Invalid src in mode action');
$table = lt_find_table($_POST['src']);
if ($_POST['type'] == 'table') {
if (empty($table['options']['tableaction'])) fatalerr('No table action defined in block ' . $_POST['src']);
$action = $table['options']['tableaction'];
$ret['row'] = [];
if (!empty($_POST['params'])) {
$params = json_decode(base64_decode($_POST['params']));
$count = 0;
foreach ($params as $param) {
$count++;
lt_setvar('lt_param' . $count, $param);
}
}
}
else if ($_POST['type'] == 'row') {
if (empty($table['options']['rowaction'])) fatalerr('No actions defined in block ' . $_POST['src']);
if (!isset($_POST['action'])) fatalerr('No action id passed in mode action in block ' . $_POST['src']);
if (empty($table['options']['rowaction'][intval($_POST['action'])])) {
if (!empty($table['options']['rowaction']['text'])) $action = $table['options']['rowaction'];
else fatalerr('Action #' . $_POST['action'] . ' not found for table ' . $_POST['src']);
}
else $action = $table['options']['rowaction'][intval($_POST['action'])];
if (empty($_POST['row'])) fatalerr('No row id passed in mode action in block ' . $_POST['src']);
// if (!is_numeric($_POST['row'])) fatalerr('Invalid row id passed in mode action in block ' . $_POST['src']);
// $id = intval($_POST['row']);
if (!empty($action['condition'])) {
if (strpos($table['query'], 'WHERE FALSE') && !empty($_SESSION['search_' . $table['block'] . '_' . $table['tag'] . '_where'])) {
$data = lt_query(
str_replace('WHERE FALSE', 'WHERE ' . $_SESSION['search_' . $table['block'] . '_' . $table['tag'] . '_where'], $table['query']),
$_POST['row'],
$_SESSION['search_' . $table['block'] . '_' . $table['tag'] . '_values']
);
}
else $data = lt_query($table['query'], $_POST['row']);
if (empty($data['rows'])) fatalerr('Row with id ' . $_POST['row'] . ' not found in mode action in block ' . $_POST['src']);
$ret['row'] = $data['rows'][0];
}
}
else fatalerr('Invalid type in mode action');
if (!empty($action['condition'])) {
if (!arrayCondition($action['condition'], $ret['row'])) {
if (!empty($action['condition'][3])) $ret['usererror'] = $action['condition'][3];
else $ret['usererror'] = 'Action currently not available';
break;
}
}
if (!empty($action['setvar'])) {
foreach ($action['setvar'] as $name => $value) {
lt_setvar(replaceHashes($name, $ret['row']), replaceHashes($value, $ret['row']));
}
}
$lt_sqloutput = '';
$lt_phpoutput = '';
$lt_blockoutput = '';
if (empty($action['runorder'])) $action['runorder'] = [ 'sql', 'php', 'block' ];
foreach ($action['runorder'] as $run) {
switch ($run) {
case 'sql':
if (!empty($action['runsql'])) {
$lt_sqloutput = lt_query_single(replaceHashes($action['runsql'], $ret['row']), [ 'lt_phpoutput' => $lt_phpoutput, 'lt_blockoutput' => $lt_blockoutput ]);
$ret['output'] = $lt_sqloutput;
}
break;
case 'php':
if (!empty($action['runphp'])) {
try {
ob_start();
eval(replaceHashes($action['runphp'], $ret['row']));
$lt_phpoutput = ob_get_clean();
$ret['output'] = $lt_phpoutput;
} catch (Exception $e) {
$ret['error'] = "PHP error in row action runphp: " . $e->getMessage();
}
}
break;
case 'block':
if (!empty($action['runblock'])) {
ob_start();
lt_print_block(replaceHashes($action['runblock'], $ret['row']), [ 'nowrapper' => (($action['output']??null)=='block'?false:true) ]);
$lt_blockoutput = ob_get_clean();
$ret['output'] = $lt_blockoutput;
}
break;
default:
error_log('Invalid runorder option "$run" in action in block ' . $_POST['src']);
}
}
break;
case 'excelexport':
include('3rdparty/xlsxwriter.class.php');
if (empty($_GET['src']) || !preg_match('/^[a-z0-9_-]+:[a-z0-9_-]+$/', $_GET['src'])) fatalerr('Invalid src in mode excelexport');
$table = lt_find_table($_GET['src']);
$data = lt_query($table['query']);
if (isset($data['error'])) fatalerr('Query for table ' . $table['title'] . ' in block ' . $src[0] . ' returned error: ' . $data['error']);
$types = str_replace([ 'int4', 'int8', 'float4', 'float8', 'bool', 'text' ], [ 'integer', 'integer', '#,##0.00', '#,##0.00', 'integer', 'string' ], $data['types']);
$headers = array_combine($data['headers'], $types);
$writer = new \XLSXWriter();
if (!empty($table['options']['export']['hideid']) && $table['options']['export']['hideid']) array_shift($headers);
$writer->writeSheetHeader('Sheet1', $headers, [ 'font-style' => 'bold', 'border' => 'bottom' ]);
foreach ($data['rows'] as $row) {
if (!empty($table['options']['export']['hideid']) && $table['options']['export']['hideid']) array_shift($row);
$writer->writeSheetRow('Sheet1', $row);
}
header('Content-disposition: attachment; filename="'.\XLSXWriter::sanitize_filename($table['title'] . '.xlsx').'"');
header('Content-Type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
header('Content-Transfer-Encoding: binary');
header('Cache-Control: must-revalidate');
header('Pragma: public');
$writer->writeToStdOut();
exit;
case 'addoption':
if (empty($_POST['src']) || !preg_match('/^[a-z0-9_-]+:[a-z0-9_-]+$/', $_POST['src'])) fatalerr('Invalid src in mode addoption');
if (empty($_POST['col']) || !is_numeric($_POST['col'])) fatalerr('No (valid) column value passed in mode addoption');
if (empty($_POST['option'])) fatalerr('No option value passed in mode addoption');
$table = lt_find_table($_POST['src']);
if (empty($table['options']['insert'])) fatalerr('Table ' . $_POST['src'] . ' has no insert option configured');
if (!empty($table['options']['insert'][$_POST['col']])) $edit = $table['options']['insert'][$_POST['col']];
elseif (!empty($table['options']['insert']['include']) && ($table['options']['insert']['include'] == 'edit') && !empty($table['options']['edit'][$_POST['col']])) {
$edit = $table['options']['edit'][$_POST['col']];
}
else fatalerr('No matching insert/edit option found for table ' . $_POST['src'] . ' column ' . $_POST['col'] . ' in mode addoption');
if (!empty($edit['insert'])) $insert = $edit['insert'];
elseif (!empty($edit[2])) $insert = $edit[2];
else fatalerr('No insert suboption within select option of table ' . $_POST['src'] . ' column ' . $_POST['col'] . ' in mode addoption');
if (!empty($insert['idcolumn']) && !empty($insert['valuecolumn'])) {
list($idtable, $idcolumn) = explode('.', $insert['idcolumn']);
list($valuetable, $valuecolumn) = explode('.', $insert['valuecolumn']);
}
elseif (!empty($insert[0]) && !empty($insert[1])) {
list($idtable, $idcolumn) = explode('.', $insert[0]);
list($valuetable, $valuecolumn) = explode('.', $insert[1]);
}
else fatalerr('Invalid insert suboption found within select option of table ' . $_POST['src'] . ' column ' . $_POST['col'] . ' in mode addoption');
if (!$idtable || !$idcolumn || !$valuetable || !$valuecolumn) fatalerr('Invalid data found in insert suboption within select option of table ' . $_POST['src'] . ' column ' . $_POST['col'] . ' in mode addoption');
if ($idtable != $valuetable) fatalerr('Different id and value tables specified in insert suboption within select option of table ' . $_POST['src'] . ' column ' . $_POST['col'] . ' in mode addoption');
$query['columns'][$valuecolumn] = $_POST['option'];
$ret['insertid'] = lt_run_insert($idtable, $query, $idcolumn);
break;
case 'insertrow':
if (empty($_POST['src']) || !preg_match('/^[a-z0-9_-]+:[a-z0-9_-]+$/', $_POST['src'])) fatalerr('Invalid src in mode insertrow');
$tableinfo = lt_find_table($_POST['src']);
// Process the $_POST variables into a table -> column -> value multidimensional array
$tables = [];
foreach ($_POST as $key => $value) {
if (strpos($key, ':')) {
list($table, $column) = explode(':', $key);
if (!$table || !$column) fatalerr('<p>Incorrect target specification in mode insert: ' . $key);
if ($value === "") {
// Check required fields here
}
else $tables[$table]['columns'][$column] = $value;
}
}
foreach ($_FILES as $key => $value) {
if (strpos($key, ':') === FALSE) fatalerr('<p>Invalid target specification for file upload in mode insert: ' . $key);
list($table, $column) = explode(':', $key);
if (!$table || !$column) fatalerr('<p>Invalid target specification for file upload in mode insert: ' . $key);
$tables[$table]['columns'][$column] = $value;
}
if (empty($tables)) fatalerr('<p>No data entered</p>');
// Check whether there is a matching insert field for each table.column combination
$fields = $tableinfo['options']['insert'];
if (!empty($fields['include']) && ($fields['include'] == 'edit')) $fields += $tableinfo['options']['edit'];
if (!empty($tableinfo['options']['insert']['keys'])) $keys = $tableinfo['options']['insert']['keys'];
else $keys = [];
foreach ($tables as $tabname => $insert) {
if (empty($insert['columns'])) error_log('No columns to insert for table ' . $tabname);
foreach ($insert['columns'] as $colname => $value) {
$found = null;
foreach ($fields as $id => $options) {
if (($id == 'keys') || ($id == 'include') || ($id == 'noclear') || ($id == 'submit')) continue;
if ($id == 'hidden') {
foreach ($options as $hidden) {
if (!empty($hidden['target']) && ($hidden['target'] == "$tabname.$colname")) {
if (!isset($hidden['value'])) fatalerr("Hidden insert field has no value entry in block " . $_POST['src']);
if ($hidden['value'] != $value) fatalerr("Illegal hidden value override in mode insertrow for table $tabname column $colname");
$found = $options;
break;
}
}
}
if (($id == 'onconflict') || !empty($options[$tabname])) {
$tables[$tabname]['onconflict'] = $options[$tabname];
continue;
}
if ($options === false) continue; // An insert option can be set to false to override an included edit specification
elseif (is_string($options)) $target = $options;
elseif (!empty($options['target'])) $target = $options['target'];
elseif (!empty($options[0])) $target = $options[0];
else fatalerr('Invalid insert settings for column ' . $id . ' in table ' . $_POST['src']);
if ($target == "$tabname.$colname") {
$found = $options;
break;
}
if (is_string($options)) continue;
elseif (!empty($options['insert'])) $newinsert = $options['insert'];
elseif (!empty($options[2])) $newinsert = $options[2];
else continue;
if (!empty($newinsert['target']) && ($newinsert['target'] == "$tabname.$colname")) {
if (!empty($newinsert['id']) && !empty($target)) $keys[$newinsert['id']] = $target;
$found = $options;
break;
}
if (!empty($newinsert[1]) && ($newinsert[1] == "$tabname.$colname")) {
if (!empty($newinsert[0]) && !empty($target)) $keys[$newinsert[0]] = $target;
$found = $options;
break;
}
}
if (!$found) fatalerr("No valid insert option found for table $tabname column $colname");
if (!empty($found['phpfunction'])) {
$func = 'return ' . str_replace('?', "'" . $value . "'", $found['phpfunction']) . ';';
$tables[$tabname]['columns'][$colname] = eval($func);
}
if (!empty($found['sqlfunction'])) {
$tables[$tabname]['sqlfunction'][$colname] = $found['sqlfunction'];
}
if (!empty($found['type']) && ($found['type'] == 'file')) {
if (empty($found['path'])) fatalerr("Insert type 'file' without 'path' parameter in block " . $_POST['src']);
$base = $found['path'];
if (substr($base, -1) !== '/') $base .= '/';
do {
$path = $base . str_replace([ '+', '/' ], 'x', rtrim(base64_encode(openssl_random_pseudo_bytes(16)), '=')) . '.' . pathinfo($tables[$tabname]['columns'][$colname]['name'], PATHINFO_EXTENSION);
} while (is_file($path));
if (!move_uploaded_file($tables[$tabname]['columns'][$colname]['tmp_name'], $path)) fatalerr('Failed to move uploaded file into place');
$tables[$tabname]['columns'][$colname] = $path;
}
elseif (!empty($found['type']) && ($found['type'] == 'image')) {
if (empty($found['path'])) fatalerr("Insert type 'image' without 'path' parameter in block " . $_POST['src']);
$base = $found['path'];
if (substr($base, -1) !== '/') $base .= '/';
do {
$path = $base . str_replace([ '+', '/' ], 'x', rtrim(base64_encode(openssl_random_pseudo_bytes(16)), '=')) . '.' . pathinfo($tables[$tabname]['columns'][$colname]['name'], PATHINFO_EXTENSION);
} while (is_file($path));
if (!move_uploaded_file($tables[$tabname]['columns'][$colname]['tmp_name'], $path)) fatalerr('Failed to move uploaded image into place');
if (!empty($found['thumb'])) {
if ($tables[$tabname]['columns'][$colname]['type'] == 'image/jpeg') {
$type = 'image/jpeg';
$img = imagecreatefromjpeg($path);
}
elseif ($tables[$tabname]['columns'][$colname]['type'] == 'image/png') {
$type = 'image/png';
$img = imagecreatefrompng($path);
}
else fatalerr('Invalid file type ' . $tables[$tabname]['columns'][$colname]['type']);
list($thumbtab, $thumbcol) = explode(".", $found['thumb'], 2);
list($w, $h) = getimagesize($path);
$dim = 100;
$ratio = max($dim/$w, $dim/$h);
$x = ($w - $dim / $ratio) / 2;
$y = ($h - $dim / $ratio) / 2;
$h = $dim / $ratio;
$w = $h;
$new = imagecreatetruecolor($dim, $dim);
imagecopyresampled($new, $img, 0, 0, $x, $y, $dim, $dim, $w, $h);
ob_start();
imagejpeg($new, null, 75);
$data = ob_get_clean();
$tables[$thumbtab]['columns'][$thumbcol] = 'data:' . $type . ';base64,' . base64_encode($data);
}
$tables[$tabname]['columns'][$colname] = $path;
}
}
}
$dbh->query('BEGIN'); // Start a transaction so we can't have partial inserts with multiple tables
// First insert the values that have explicit ordering requirements in the `keys` option
if (!empty($keys)) {
foreach ($keys as $pkey => $fkey) {
list($ptable, $pcolumn) = explode('.', $pkey);
list($ftable, $fcolumn) = explode('.', $fkey);
if (!isset($tables[$ftable]['columns'])) {
$tables[$ftable]['columns'] = [];
}
$id = lt_run_insert($ptable, $tables[$ptable], $pcolumn);
lt_audit('INSERT', $ptable, $id, NULL, NULL, NULL);
$tables[$ftable]['columns'][$fcolumn] = $id;
unset($tables[$ptable]['columns']);
}
}
// Then run the rest of the inserts
foreach ($tables as $name => $value) {
if (!isset($tables[$name]['columns'])) continue;
$id = lt_run_insert($name, $tables[$name], lt_find_pk_column($name));
lt_audit('INSERT', $name, $id, NULL, NULL, NULL);
unset($tables[$name]['columns']); // May not be necessary
}
$dbh->query('COMMIT'); // Any errors will exit through fatalerr() and thus cause an implicit rollback
$ret = doEditInsertRuns($tableinfo['options']['insert'], $id);
if (is_string($tableinfo['query'])) {
$ret += lt_query($tableinfo['query']);
if (isset($ret['error'])) fatalerr('Query for table ' . $tableinfo['title'] . ' in block ' . $src[0] . ' returned error: ' . $ret['error']);
if (empty($lt_settings['checksum']) || ($lt_settings['checksum'] == 'php')) $ret['crc'] = crc32(json_encode($ret['rows'], JSON_UNESCAPED_UNICODE|JSON_UNESCAPED_SLASHES|JSON_PARTIAL_OUTPUT_ON_ERROR));
elseif ($lt_settings['checksum'] == 'psql') {
$ret['crc'] = lt_query_single("SELECT md5(string_agg(q::text, '')) FROM (" . $tableinfo['query'] . ") AS q)");
if (strpos($ret['crc'], 'Error:') === 0) fatalerr('<p>Checksum query for table ' . $tableinfo['title'] . ' returned error: ' . substr($ret['crc'], 6));
}
}
else $ret['status'] = 'ok';
break;
case 'deleterow':
if (empty($_POST['src']) || !preg_match('/^[a-z0-9_-]+:[a-z0-9_-]+$/', $_POST['src'])) fatalerr('Invalid src in mode deleterow');
if (empty($_POST['id']) || !is_numeric($_POST['id'])) fatalerr('Invalid delete id in mode deleterow');
$table = lt_find_table($_POST['src']);
if (empty($table['options']['delete']['table'])) fatalerr('No table defined in delete option in block ' . $_POST['src']);
$target = $table['options']['delete']['table'];
if (!empty($table['options']['delete']['runphp'])) {
$data = lt_query($table['query'], $_POST['id']);
eval(replaceHashes($table['options']['delete']['runphp'], $data['rows'][0]));
}
if (!empty($table['options']['delete']['update'])) {
if (empty($table['options']['delete']['update']['column'])) fatalerr('No column defined in update setting for delete option in block ' . $_POST['src']);
if (!isset($table['options']['delete']['update']['value'])) fatalerr('No value defined in update setting for delete option in block ' . $_POST['src']);
if (!($stmt = $dbh->prepare("UPDATE " . $target . " SET " . $table['options']['delete']['update']['column'] . " = ? WHERE ' . lt_find_pk_column($target) . ' = ?"))) {
fatalerr("SQL prepare error: " . $dbh->errorInfo()[2]);
}
if (!($stmt->execute([ $table['options']['delete']['update']['value'], $_POST['id'] ]))) {
fatalerr("SQL execute error: " . $stmt->errorInfo()[2]);
}
lt_audit('UPDATE', $target, $_POST['id'], $table['options']['delete']['update']['column'], NULL, $table['options']['delete']['update']['value']);
}
else {
if (!($stmt = $dbh->prepare("DELETE FROM " . $target . " WHERE " . lt_find_pk_column($target) . " = ?"))) {
fatalerr("SQL prepare error: " . $dbh->errorInfo()[2]);
}
if (!($stmt->execute([ $_POST['id'] ]))) {
fatalerr("SQL execute error: " . $stmt->errorInfo()[2]);
}
lt_audit('DELETE', $target, $_POST['id'], NULL, NULL, NULL);
}
$data = lt_query($table['query']);
$ret = [ 'status' => 'ok', 'crc' => crc32(json_encode($data['rows'], JSON_UNESCAPED_UNICODE|JSON_UNESCAPED_SLASHES|JSON_PARTIAL_OUTPUT_ON_ERROR)) ];
break;
case 'search':
if (empty($_POST['src']) || !preg_match('/^[a-z0-9_-]+:[a-z0-9_-]+$/', $_POST['src'])) fatalerr('Invalid src in mode search');
$search = lt_find_table($_POST['src']);
$where = '';
$values = [];
foreach ($_POST['fields'] as $field) {
if (empty($field['name'])) fatalerr('No field name specified in mode search');
foreach ($search['options']['fields'] as $config) {
if ($config['name'] == $field['name']) { break; }
$config = null;
}
if (!$config) fatalerr('Field "' . $field['name'] . '" not found in config in mode search');
if (!empty($where)) $where .= ' AND ';
if (isset($config['multiple'])) {
$where .= $config['column'] . ' = ANY(:' . $field['name'] . ')';
$values[$field['name']] = '{' . implode(',', $field['value']) . '}';
}
elseif (isset($config['fullmatch']) && (($config['fullmatch'] === true) || ($field['fullmatch'] === 'true'))) {
$where .= $config['column'] . ' = :' . $field['name'];
$values[$field['name']] = trim($field['value']);
}
elseif (isset($config['fts']) && (($config['fts'] === true) || ($field['fts'] === 'true'))) {
$where .= $config['column'] . ' @@ websearch_to_tsquery(\'dutch\', :' . $field['name'] . ')';
$values[$field['name']] = $field['value'];
}
else {
$where .= $config['column'] . ' ilike :' . $field['name'];
$values[$field['name']] = '%' . str_replace([ "'", ' ', '.' ], '%', trim($field['value'])) . '%';
}
}
$_SESSION['search_' . $search['block'] . '_' . $search['options']['target'] . '_where'] = $where;
$_SESSION['search_' . $search['block'] . '_' . $search['options']['target'] . '_values'] = $values;
if (!empty($_POST['limit']) && is_numeric($_POST['limit'])) {
$_SESSION['search_' . $search['block'] . '_limit'] = $_POST['limit'];
}
$ret = [ 'status' => 'ok', 'where' => $where ];
break;
case 'donext':
if (empty($_POST['src']) || !preg_match('/^[a-z0-9_-]+:[a-z0-9_-]+$/', $_POST['src'])) fatalerr('Invalid src in mode donext');
if (empty($_POST['prev'])) fatalerr('Invalid data in mode donext');
$table = lt_find_table($_POST['src']);
if (($_POST['prev'] === 'true') && !empty($table['options']['prev'])) {
ob_start();
if (is_array($table['options']['prev'])) $res = lt_print_block($table['options']['prev'][0]);
else $res = lt_print_block($table['options']['prev']);
if (!empty($res['location'])) $ret['location'] = $res['location'];
else $ret['replace'] = ob_get_clean();
}
else {
if (!empty($table['options']['fields'])) {
foreach ($table['options']['fields'] as $field) {
if (!empty($_POST['field_'.$field[0]])) {
lt_setvar('field_'.$field[0], $_POST['field_'.$field[0]]);
}
}
}
if (!empty($table['options']['verify'])) {
if (is_array($table['options']['verify'])) {
foreach ($table['options']['verify'] as $check) {
if (!is_array($check) || (count($check) != 2)) fatalerr('Invalid verify option in lt_control ' . $_POST['src']);
if (!lt_query_check($check[0])) {
$ret['error'] = $check[1];
break;
}
}
if (!empty($ret['error'])) break;
}
else {
if (!lt_query_check($table['options']['verify'])) {
if (!empty($table['options']['error'])) $ret['error'] = $table['options']['error'];
else $ret['error'] = 'Step not complete';
break;
}
}
}
if (!empty($table['options']['setvar'])) {