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MySQL, PostgreSQL: Fix queries splitting and string constants

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Thanks to alxivnov (https://github.com/vrana/adminer/pull/490).
This commit is contained in:
Peter Knut
2024-09-21 00:39:51 +02:00
committed by Jakub Vrana
parent 74e4bb9a6f
commit 8ea4892523
6 changed files with 42 additions and 1 deletions
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10
adminer/sql.inc.php
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@@ -81,7 +81,15 @@ if (!$error && $_POST) {
$offset = $pos + strlen($found);
if ($found && rtrim($found) != $delimiter) { // find matching quote or comment end
while (preg_match('(' . ($found == '/*' ? '\*/' : ($found == '[' ? ']' : (preg_match('~^-- |^#~', $found) ? "\n" : preg_quote($found) . "|\\\\."))) . '|$)s', $query, $match, PREG_OFFSET_CAPTURE, $offset)) { //! respect sql_mode NO_BACKSLASH_ESCAPES
$c_style_escapes = is_c_style_escapes() || ($jush == "pgsql" && ($pos > 0 && strtolower($query[$pos - 1]) == "e"));
$pattern = ($found == '/*' ? '\*/'
: ($found == '[' ? ']'
: (preg_match('~^-- |^#~', $found) ? "\n"
: preg_quote($found) . ($c_style_escapes ? "|\\\\." : "")
)));
while (preg_match("($pattern|\$)s", $query, $match, PREG_OFFSET_CAPTURE, $offset)) {
$s = $match[0][0];
if (!$s && $fp && !feof($fp)) {
$query .= fread($fp, 1e5);