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@ -4,8 +4,10 @@ $name = $_GET["name"];
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$row = $_POST;
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if ($_POST && !$error && !$_POST["add"] && !$_POST["change"] && !$_POST["change-js"]) {
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$alter = "ALTER TABLE " . table($TABLE);
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$drop = "\nDROP " . ($jush == "sql" ? "FOREIGN KEY " : "CONSTRAINT ") . idf_escape($name);
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if ($_POST["drop"]) {
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query_redirect("ALTER TABLE " . table($TABLE) . "\nDROP " . ($jush == "sql" ? "FOREIGN KEY " : "CONSTRAINT ") . idf_escape($name), ME . "table=" . urlencode($TABLE), lang('Foreign key has been dropped.'));
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query_redirect($alter . $drop, ME . "table=" . urlencode($TABLE), lang('Foreign key has been dropped.'));
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} else {
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$source = array_filter($row["source"], 'strlen');
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ksort($source); // enforce input order
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@ -14,8 +16,8 @@ if ($_POST && !$error && !$_POST["add"] && !$_POST["change"] && !$_POST["change-
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$target[$key] = $row["target"][$key];
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}
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query_redirect("ALTER TABLE " . table($TABLE)
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. ($name != "" ? "\nDROP " . ($jush == "sql" ? "FOREIGN KEY " : "CONSTRAINT ") . idf_escape($name) . "," : "")
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query_redirect($alter
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. ($name != "" ? "$drop," : "")
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. "\nADD FOREIGN KEY (" . implode(", ", array_map('idf_escape', $source)) . ") REFERENCES " . table($row["table"]) . " (" . implode(", ", array_map('idf_escape', $target)) . ")" //! reuse $name - check in older MySQL versions
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. (preg_match("~^($on_actions)\$~", $row["on_delete"]) ? " ON DELETE $row[on_delete]" : "")
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. (preg_match("~^($on_actions)\$~", $row["on_update"]) ? " ON UPDATE $row[on_update]" : "")
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