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postfixadmin/model/VacationHandler.php

153 lines
5.8 KiB
PHTML

<?php
# $Id$
class VacationHandler {
protected $username = null;
function __construct($username) {
$this->username = $username;
}
/**
* Removes the autoreply alias etc for this user; namely, if they're away we remove their vacation alias and
* set the vacation table record to false.
* @return boolean true on success.
*/
function remove() {
$ah = new AliasHandler($this->username);
$result = $ah->get(true);
if($result === true) { // fetch all # TODO check $result, error handling
$aliases = $ah->return;
$new_aliases = array();
/* go through the user's aliases and remove any that look like a vacation address */
foreach($aliases as $alias) { # TODO replace with (to be written) array_remove()
if(!$ah->is_vacation_address($alias)) {
$new_aliases[] = $alias;
}
}
$ah->update($new_aliases, '', false); # TODO: supress logging in AliasHandler if called from VacationHandler (VacationHandler should log itsself)
// tidy up vacation table.
$vacation_data = array(
'active' => db_get_boolean(false),
);
$result = db_update('vacation', 'email', $this->username, $vacation_data);
$result = db_delete('vacation_notification', 'on_vacation', $this->username);
# TODO db_log() call (maybe except if called from set_away?)
/* crap error handling; oh for exceptions... */
return true;
}
return false;
}
/**
* @return boolean true indicates this server supports vacation messages, and users are able to change their own.
* @global array $CONF
*/
function vacation_supported() {
global $CONF;
return $CONF['vacation'] == 'YES' && $CONF['vacation_control'] == 'YES';
}
/**
* @return boolean true if on vacation, otherwise false
* Why do we bother storing true/false in the vacation table if the alias dictates it anyway?
*/
function check_vacation() {
$ah = new AliasHandler($this->username);
$success = $ah->get(true); # fetch all.
if (!$success) {
return false; # TODO: error handling?
}
$aliases = $ah->result();
foreach($aliases as $alias) {
if($ah->is_vacation_address($alias)) {
return true;
}
}
return false;
}
/**
* Retrieve information on someone who is on vacation
* @return struct|boolean stored information on vacation - array(subject - string, message - string, active - boolean, activeFrom - date, activeUntil - date)
* will return false if no existing data
*/
function get_details() {
$table_vacation = table_by_key('vacation');
$E_username = escape_string($this->username);
$sql = "SELECT * FROM $table_vacation WHERE email = '$E_username'";
$result = db_query($sql);
if($result['rows'] != 1) {
return false;
}
$row = db_array($result['result']);
$boolean = ($row['active'] == db_get_boolean(true));
# TODO: only return true and store the db result array in $this->whatever for consistency with the other classes
return array(
'subject' => $row['subject'],
'body' => $row['body'],
'active' => $boolean ,
'activeFrom' => $row['activefrom'],
'activeUntil' => $row['activeuntil'],
);
}
/**
* @param string $subject
* @param string $body
* @param date $activeFrom
* @param date $activeUntil
*/
function set_away($subject, $body, $activeFrom, $activeUntil) {
$this->remove(); // clean out any notifications that might already have been sent.
$E_username = escape_string($this->username);
$activeFrom = date ("Y-m-d 00:00:00", strtotime ($activeFrom)); # TODO check if result looks like a valid date
$activeUntil = date ("Y-m-d 23:59:59", strtotime ($activeUntil)); # TODO check if result looks like a valid date
list(/*NULL*/,$domain) = explode('@', $this->username);
$vacation_data = array(
'email' => $this->username,
'domain' => $domain,
'subject' => $subject,
'body' => $body,
'active' => db_get_boolean(true),
'activefrom' => $activeFrom,
'activeuntil' => $activeUntil,
);
// is there an entry in the vacaton table for the user, or do we need to insert?
$table_vacation = table_by_key('vacation');
$result = db_query("SELECT * FROM $table_vacation WHERE email = '$E_username'");
if($result['rows'] == 1) {
$result = db_update('vacation', 'email', $this->username, $vacation_data);
} else {
$result = db_insert('vacation', $vacation_data);
}
# TODO error check
# TODO wrap whole function in db_begin / db_commit (or rollback)?
$ah = new AliasHandler($this->username);
$alias = $ah->get(true);
$aliases = $ah->return;
$vacation_address = $this->getVacationAlias();
$aliases[] = $vacation_address;
return $ah->update($aliases, '', false);
}
/**
* Returns the vacation alias for this user.
* i.e. if this user's username was roger@example.com, and the autoreply domain was set to
* autoreply.fish.net in config.inc.php we'd return roger#example.com@autoreply.fish.net
* @return string an email alias.
*/
public function getVacationAlias() {
global $CONF;
$vacation_domain = $CONF['vacation_domain'];
$vacation_goto = str_replace('@', '#', $this->username);
$vacation_goto = "{$vacation_goto}@{$vacation_domain}";
return $vacation_goto;
}
}
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