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<?php
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// $Id $
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function aes_install() {
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if ($GLOBALS['db_type'] == "mysql" || $GLOBALS['db_type'] == "mysqli") {
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db_query("CREATE TABLE `{aes_passwords}` (
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`uid` INT NOT NULL ,
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`pass` VARCHAR( 128 ) NOT NULL ,
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PRIMARY KEY ( `uid` )
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)");
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}
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else if ($GLOBALS['db_type'] == "pgsql") {
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db_query("CREATE TABLE {aes_passwords} (
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uid integer NOT NULL,
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pass character varying(128)
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)");
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db_query("ALTER TABLE ONLY {aes_passwords} ADD CONSTRAINT {aes_passwords}_pkey PRIMARY KEY (uid)");
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}
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variable_set("aes_key_storage_method", "Database");
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variable_set("aes_cipher", "rijndael-128");
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variable_set("aes_convert", "true");
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variable_set("aes_viewing_method", "collapsible");
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drupal_set_message(t("AES installed."));
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}
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function aes_uninstall() {
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//delete keyfile
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if (variable_get("aes_key_storage_method", "") == "File") {
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unlink(variable_get("aes_key_path", ""));
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}
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db_query("DROP TABLE {aes_passwords}");
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//delete variables
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variable_del("aes_key");
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variable_del("aes_convert");
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variable_del("aes_key_storage_method");
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variable_del("aes_key_path");
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variable_del("aes_key");
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variable_del("aes_encryption_iv");
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variable_del("aes_cipher");
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variable_del("aes_viewing_method");
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drupal_set_message(t("AES uninstalled."));
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}
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function aes_update_1() {
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if ($GLOBALS['db_type'] == "mysql" || $GLOBALS['db_type'] == "mysqli") {
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$return[] = update_sql("CREATE TABLE `{aes_passwords}` (
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`uid` INT NOT NULL ,
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`pass` VARCHAR( 128 ) NOT NULL ,
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PRIMARY KEY ( `uid` )
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)");
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}
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else if ($GLOBALS['db_type'] == "pgsql") {
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$return[] = update_sql("CREATE TABLE {aes_passwords} (
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uid integer NOT NULL,
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pass character varying(128)
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)");
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$return[] = update_sql("ALTER TABLE ONLY {aes_passwords} ADD CONSTRAINT {aes_passwords}_pkey PRIMARY KEY (uid)");
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}
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$result = db_query("SELECT uid, pass FROM {users} WHERE uid != 0");
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while ($user = db_fetch_array($result)) {
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if (strlen($user['pass']) != 32) {
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$td = mcrypt_module_open("rijndael-128", "", MCRYPT_MODE_CBC, "");
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$iv = base64_decode(variable_get("aes_encryption_iv", ""));
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$ks = mcrypt_enc_get_key_size($td);
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$storage_method = variable_get("aes_key_storage_method", "database");
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if ($storage_method == "Database") {
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$key = variable_get("aes_key", false);
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}
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if ($storage_method == "File") {
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$key = file_get_contents(variable_get("aes_key_path", ""));
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}
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$key = substr(sha1($key), 0, $ks);
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mcrypt_generic_init($td, $key, $iv);
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$plain_pass = mdecrypt_generic($td, base64_decode($user['pass']));
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mcrypt_generic_deinit($td);
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mcrypt_module_close($td);
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$md5_pass = md5(trim($plain_pass));
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db_query("INSERT INTO {aes_passwords} (uid, pass) VALUES (%d, '%s')", $user['uid'], $user['pass']);
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db_query("UPDATE {users} SET pass='%s' WHERE uid=%d", $md5_pass, $user['uid']);
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}
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}
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variable_set("aes_viewing_method", "collapsible");
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drupal_set_message(t('AES updated (1.0 -> 1.1).'));
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return $return;
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}
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