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<?php
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/**
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* User model
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*/
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/**
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* Get all users, ordered by Nick by default or by given param.
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*
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* @param string $order_by
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*/
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function Users($order_by = 'Nick') {
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return sql_select("SELECT * FROM `User` ORDER BY `" . sql_escape($order_by) . "` ASC");
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}
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/**
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* Returns true if user is freeloader
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*
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* @param User $user
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*/
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function User_is_freeloader($user) {
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global $max_freeloadable_shifts, $user;
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return count(ShiftEntries_freeloaded_by_user($user)) >= $max_freeloadable_shifts;
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}
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/**
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* Returns all users that are not member of given angeltype.
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*
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* @param Angeltype $angeltype
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*/
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function Users_by_angeltype_inverted($angeltype) {
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return sql_select("
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SELECT `User`.*
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FROM `User`
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LEFT JOIN `UserAngelTypes` ON (`User`.`UID`=`UserAngelTypes`.`user_id` AND `angeltype_id`=" . sql_escape($angeltype['id']) . ")
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WHERE `UserAngelTypes`.`id` IS NULL
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ORDER BY `Nick`");
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}
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/**
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* Returns all members of given angeltype.
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*
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* @param Angeltype $angeltype
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*/
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function Users_by_angeltype($angeltype) {
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return sql_select("
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SELECT
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`User`.*,
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`UserAngelTypes`.`id` as `user_angeltype_id`,
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`UserAngelTypes`.`confirm_user_id`,
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`UserAngelTypes`.`coordinator`
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FROM `User`
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JOIN `UserAngelTypes` ON `User`.`UID`=`UserAngelTypes`.`user_id`
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WHERE `UserAngelTypes`.`angeltype_id`=" . sql_escape($angeltype['id']) . "
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ORDER BY `Nick`");
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}
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/**
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* Returns User id array
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*/
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function User_ids() {
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return sql_select("SELECT `UID` FROM `User`");
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}
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/**
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* Strip unwanted characters from a users nick.
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*
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* @param string $nick
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*/
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function User_validate_Nick($nick) {
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return preg_replace("/([^a-z0-9üöäß. _+*-]{1,})/ui", '', $nick);
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}
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/**
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* Returns user by id.
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*
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* @param $id UID
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*/
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function User($id) {
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$user_source = sql_select("SELECT * FROM `User` WHERE `UID`=" . sql_escape($id) . " LIMIT 1");
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if ($user_source === false)
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return false;
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if (count($user_source) > 0)
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return $user_source[0];
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return null;
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}
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/**
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* TODO: Merge into normal user function
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* Returns user by id (limit informations.
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*
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* @param $id UID
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*/
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function mUser_Limit($id) {
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$user_source = sql_select("SELECT `UID`, `Nick`, `Name`, `Vorname`, `Telefon`, `DECT`, `Handy`, `email`, `ICQ`, `jabber`, `Avatar` FROM `User` WHERE `UID`=" . sql_escape($id) . " LIMIT 1");
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if ($user_source === false)
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return false;
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if (count($user_source) > 0)
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return $user_source[0];
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return null;
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}
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/**
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* Returns User by api_key.
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*
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* @param string $api_key
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* User api key
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* @return Matching user, null or false on error
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*/
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function User_by_api_key($api_key) {
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$user = sql_select("SELECT * FROM `User` WHERE `api_key`='" . sql_escape($api_key) . "' LIMIT 1");
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if ($user === false)
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return false;
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if (count($user) == 0)
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return null;
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return $user[0];
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}
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/**
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* Returns User by email.
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*
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* @param string $email
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* @return Matching user, null or false on error
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*/
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function User_by_email($email) {
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$user = sql_select("SELECT * FROM `User` WHERE `email`='" . sql_escape($email) . "' LIMIT 1");
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if ($user === false)
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return false;
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if (count($user) == 0)
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return null;
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return $user[0];
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}
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/**
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* Returns User by password token.
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*
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* @param string $token
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* @return Matching user, null or false on error
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*/
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function User_by_password_recovery_token($token) {
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$user = sql_select("SELECT * FROM `User` WHERE `password_recovery_token`='" . sql_escape($token) . "' LIMIT 1");
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if ($user === false)
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return false;
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if (count($user) == 0)
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return null;
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return $user[0];
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}
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/**
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* Generates a new api key for given user.
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*
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* @param User $user
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*/
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function User_reset_api_key(&$user) {
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$user['api_key'] = md5($user['Nick'] . time() . rand());
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$result = sql_query("UPDATE `User` SET `api_key`='" . sql_escape($user['api_key']) . "' WHERE `UID`='" . sql_escape($user['UID']) . "' LIMIT 1");
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if ($result === false)
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return false;
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engelsystem_log("API key resetted.");
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}
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/**
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* Generates a new password recovery token for given user.
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*
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* @param User $user
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*/
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function User_generate_password_recovery_token(&$user) {
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$user['password_recovery_token'] = md5($user['Nick'] . time() . rand());
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$result = sql_query("UPDATE `User` SET `password_recovery_token`='" . sql_escape($user['password_recovery_token']) . "' WHERE `UID`='" . sql_escape($user['UID']) . "' LIMIT 1");
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if ($result === false)
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return false;
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engelsystem_log("Password recovery for " . $user['Nick'] . " started.");
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return $user['password_recovery_token'];
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}
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?>
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