fix: sql_query accepts both sql and query params; describeTable handles wp_ prefix on sites with different prefix

This commit is contained in:
2026-06-02 11:31:32 +00:00
parent d4989c958a
commit 9b757b3666
+25 -14
View File
@@ -18,24 +18,22 @@ class RawSqlTools {
throw new \RuntimeException("Raw SQL is disabled. Enable it in AskTam MCP → Settings."); throw new \RuntimeException("Raw SQL is disabled. Enable it in AskTam MCP → Settings.");
} }
$sql = trim($args['sql'] ?? ''); // Accept both 'sql' and 'query' as the parameter name
$sql = trim($args['sql'] ?? $args['query'] ?? '');
$limit = min((int)($args['limit'] ?? 100), 500); $limit = min((int)($args['limit'] ?? 100), 500);
if (empty($sql)) throw new \RuntimeException("SQL query is required."); if (empty($sql)) throw new \RuntimeException("SQL query is required.");
// Only SELECT allowed
if (!preg_match('/^\s*SELECT\b/i', $sql)) { if (!preg_match('/^\s*SELECT\b/i', $sql)) {
throw new \RuntimeException("Only SELECT queries are allowed."); throw new \RuntimeException("Only SELECT queries are allowed.");
} }
// Block dangerous patterns
foreach (self::$BLOCKED as $pattern) { foreach (self::$BLOCKED as $pattern) {
if (preg_match($pattern, $sql)) { if (preg_match($pattern, $sql)) {
throw new \RuntimeException("Query contains blocked pattern."); throw new \RuntimeException("Query contains blocked pattern.");
} }
} }
// Inject LIMIT if not present
if (!preg_match('/\bLIMIT\b/i', $sql)) { if (!preg_match('/\bLIMIT\b/i', $sql)) {
$sql .= " LIMIT $limit"; $sql .= " LIMIT $limit";
} }
@@ -47,11 +45,7 @@ class RawSqlTools {
throw new \RuntimeException("SQL error: " . $wpdb->last_error); throw new \RuntimeException("SQL error: " . $wpdb->last_error);
} }
return [ return ['sql' => $sql, 'rows' => $results, 'count' => count($results ?? [])];
'sql' => $sql,
'rows' => $results,
'count' => count($results ?? []),
];
} }
public static function listTables(array $args): array { public static function listTables(array $args): array {
@@ -67,18 +61,35 @@ class RawSqlTools {
'size' => size_format((int)($info['SIZE'] ?? 0)), 'size' => size_format((int)($info['SIZE'] ?? 0)),
]; ];
} }
return ['tables'=>$result,'count'=>count($result),'prefix'=>$prefix]; return ['tables' => $result, 'count' => count($result), 'prefix' => $prefix];
} }
public static function describeTable(array $args): array { public static function describeTable(array $args): array {
global $wpdb; global $wpdb;
$table = sanitize_text_field($args['table']); $table = sanitize_text_field($args['table'] ?? '');
// Must use allowed prefix if (empty($table)) throw new \RuntimeException("table is required.");
// Accept the table name with or without the WP prefix.
// If the caller passes "wp_posts" and the actual prefix is "mwp_", try both.
if (strpos($table, $wpdb->prefix) !== 0) { if (strpos($table, $wpdb->prefix) !== 0) {
throw new \RuntimeException("Table must use the WP prefix: $wpdb->prefix"); // Maybe they passed "wp_posts" on a site with a different prefix — strip any leading wp_ and re-add correct prefix
$stripped = preg_replace('/^wp_/', '', $table);
$candidate = $wpdb->prefix . $stripped;
// Verify the candidate exists
$exists = $wpdb->get_var($wpdb->prepare("SHOW TABLES LIKE %s", $candidate));
if ($exists) {
$table = $candidate;
} else {
// Last attempt: use exactly as given
$exists = $wpdb->get_var($wpdb->prepare("SHOW TABLES LIKE %s", $table));
if (!$exists) {
throw new \RuntimeException("Table not found: {$args['table']}. WP prefix is: {$wpdb->prefix}");
} }
}
}
$columns = $wpdb->get_results("DESCRIBE `$table`", ARRAY_A); $columns = $wpdb->get_results("DESCRIBE `$table`", ARRAY_A);
if ($wpdb->last_error) throw new \RuntimeException($wpdb->last_error); if ($wpdb->last_error) throw new \RuntimeException($wpdb->last_error);
return ['table'=>$table,'columns'=>$columns,'count'=>count($columns)]; return ['table' => $table, 'columns' => $columns, 'count' => count($columns)];
} }
} }