khanat-opennel-code/code/web/private_php/ams/autoload/support_group.php

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<?php
/**
* groups moderators & admins together. A Support Group is a group of people with the same skills or knowledge. A typical example will be the (Developers group, webteam group, management, etc..)
* The idea is that tickets can be forwarded to a group of persons that might be able to answer that specific question. Support Groups are also the key of handling the emails, because the email addresses
* of the support groups will be used by the Mail_Handler class.
* @author Daan Janssens, mentored by Matthew Lagoe
*/
class Support_Group{
private $sGroupId; /**< The id of the support group */
private $name; /**< The name of the support group */
private $tag; /**< The tag of the support group, a tag is max 4 letters big, and will be used in the future as easy reference to indicate what group it is refered to (eg [DEV]) */
private $groupEmail; /**< The email address of the group */
private $iMAP_MailServer; /**< The imap server connection string */
private $iMAP_Username; /**< The imap username of the account */
private $iMAP_Password; /**< The imap matching password*/
////////////////////////////////////////////Functions////////////////////////////////////////////////////
/**
* return a specific support_group object.
* @param $id the id of the support group that we want to return
* @return a support_group object.
*/
public static function getGroup($id) {
$dbl = new DBLayer("lib");
$statement = $dbl->select("support_group", array('id' => $id), "SGroupId = :id");
$row = $statement->fetch();
$instanceGroup = new self();
$instanceGroup->set($row);
return $instanceGroup;
}
/**
* return all support_group objects.
* @return an array containing all support_group objects.
*/
public static function getGroups() {
$dbl = new DBLayer("lib");
$statement = $dbl->executeWithoutParams("SELECT * FROM support_group ORDER BY Name ASC");
$rows = $statement->fetchAll();
$result = Array();
foreach($rows as $group){
$instanceGroup = new self();
$instanceGroup->set($group);
$result[] = $instanceGroup;
}
return $result;
}
/**
* Wrapper for creating a support group.
* It will check if the support group doesn't exist yet, if the tag or name already exists then NAME_TAKEN or TAG_TAKEN will be returned.
* If the name is bigger than 20 characters or smaller than 4 and the tag greater than 7 or smaller than 2 a SIZE_ERROR will be returned.
* Else it will return SUCCESS
* @return a string that specifies if it was a success or not (SUCCESS, SIZE_ERROR, NAME_TAKEN or TAG_TAKEN )
*/
public static function createSupportGroup( $name, $tag, $groupemail, $imap_mailserver, $imap_username, $imap_password) {
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error_log( "Error at line " . __LINE__ . " in file " . __FILE__);
if(strlen($name) <= 21 && strlen($name) >= 4 &&strlen($tag) <= 8 && strlen($tag) >= 2 ){
$notExists = self::supportGroup_EntryNotExists($name, $tag);
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error_log( "Error at line " . __LINE__ . " in file " . __FILE__);
if ( $notExists == "SUCCESS" ){
$sGroup = new self();
$values = array('Name' => $name, 'Tag' => $tag, 'GroupEmail' => $groupemail, 'IMAP_MailServer' => $imap_mailserver, 'IMAP_Username' => $imap_username, 'IMAP_Password' => $imap_password);
$sGroup->setName($values['Name']);
$sGroup->setTag($values['Tag']);
$sGroup->setGroupEmail($values['GroupEmail']);
$sGroup->setIMAP_MailServer($values['IMAP_MailServer']);
$sGroup->setIMAP_Username($values['IMAP_Username']);
//encrypt password!
global $cfg;
$crypter = new MyCrypt($cfg['crypt']);
$enc_password = $crypter->encrypt($values['IMAP_Password']);
$sGroup->setIMAP_Password($enc_password);
$sGroup->create();
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error_log( "Error at line " . __LINE__ . " in file " . __FILE__);
}else{
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error_log( "Error at line " . __LINE__ . " in file " . __FILE__);
//return NAME_TAKEN or TAG_TAKEN
return $notExists;
}
}else{
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error_log( "Error at line " . __LINE__ . " in file " . __FILE__);
//RETURN ERROR that indicates SIZE
return "SIZE_ERROR";
}
}
/**
* check if support group name/tag doesn't exist yet.
* @param $name the name of the group we want to check
* @param $tag the tag of the group we want to check
* @return if name is already taken return NAME_TAKEN, else if tag is already taken return TAG_TAKEN, else return success.
*/
public static function supportGroup_EntryNotExists( $name, $tag) {
$dbl = new DBLayer("lib");
//check if name is already used
if( $dbl->select("support_group", array('name' => $name), "Name = :name")->rowCount() ){
return "NAME_TAKEN";
}
else if( $dbl->select("support_group", array('tag' => $tag), "Tag = :tag")->rowCount() ){
return "TAG_TAKEN";
}else{
return "SUCCESS";
}
}
/**
* check if support group entry coupled to a given id exist or not.
* @param $id the id of the group we want to check
* @return true or false.
*/
public static function supportGroup_Exists( $id) {
$dbl = new DBLayer("lib");
//check if supportgroup id exist
if( $dbl->select("support_group", array('id' => $id ), "SGroupId = :id")->rowCount() ){
return true;
}else{
return false;
}
}
/**
* construct an object based on the SGroupId.
* @param $id the id of the group we want to construct
* @return the constructed support group object
*/
public static function constr_SGroupId( $id) {
$instance = new self();
$instance->setSGroup($id);
return $instance;
}
/**
* get list of all users that are enlisted to a support group.
* @param $group_id the id of the group we want to query
* @return an array of ticket_user objects that are in the support group.
*/
public static function getAllUsersOfSupportGroup($group_id) {
$dbl = new DBLayer("lib");
$statement = $dbl->execute("SELECT * FROM `in_support_group` INNER JOIN `ticket_user` ON ticket_user.TUserId = in_support_group.User WHERE in_support_group.Group=:id", array('id' => $group_id));
$rows = $statement->fetchAll();
$result = Array();
foreach($rows as $row){
$userInstance = new Ticket_User();
$userInstance->setTUserId($row['TUserId']);
$userInstance->setPermission($row['Permission']);
$userInstance->setExternId($row['ExternId']);
$result[] = $userInstance;
}
return $result;
}
/**
* wrapper for deleting a support group.
* We will first check if the group really exists, if not than "GROUP_NOT_EXISING" will be returned.
* @param $group_id the id of the group we want to delete
* @return an array of ticket_user objects that are in the support group.
*/
public static function deleteSupportGroup($group_id) {
//check if group id exists
if (self::supportGroup_Exists($group_id)){
$sGroup = new self();
$sGroup->setSGroupId($group_id);
$sGroup->delete();
}else{
//return that group doesn't exist
return "GROUP_NOT_EXISTING";
}
}
/**
* wrapper for deleting a user that's in a specified support group.
* We will first check if the group really exists, if not than "GROUP_NOT_EXISING" will be returned.
* Afterwards we will check if the user exists in the support group, if not "USER_NOT_IN_GROUP" will be returned.
* Else the users entry in the in_support_group table will be deleted and "SUCCESS" will be returned.
* @param $user_id the id of the user we want to remove out of the group.
* @param $group_id the id of the group the user should be in
* @return a string (SUCCESS, USER_NOT_IN_GROUP or GROUP_NOT_EXISTING)
*/
public static function deleteUserOfSupportGroup( $user_id, $group_id) {
//check if group id exists
if (self::supportGroup_Exists($group_id)){
//check if user is in supportgroup
//if so, delete entry and return SUCCESS
if(In_Support_Group::userExistsInSGroup($user_id, $group_id) ){
//delete entry
$inSGroup = new In_Support_Group();
$inSGroup->setUser($user_id);
$inSGroup->setGroup($group_id);
$inSGroup->delete();
return "SUCCESS";
}
else{
//else return USER_NOT_IN_GROUP
return "USER_NOT_IN_GROUP";
}
}else{
//return that group doesn't exist
return "GROUP_NOT_EXISTING";
}
}
/**
* wrapper for adding a user to a specified support group.
* We will first check if the group really exists, if not than "GROUP_NOT_EXISING" will be returned.
* Afterwards we will check if the user exists in the support group, if so "ALREADY_ADDED" will be returned.
* Else the user will be added to the in_support_group table and "SUCCESS" will be returned.
* @param $user_id the id of the user we want to add to the group.
* @param $group_id the id of the group the user wants to be in
* @return a string (SUCCESS, ALREADY_ADDED or GROUP_NOT_EXISTING)
*/
public static function addUserToSupportGroup( $user_id, $group_id) {
//check if group id exists
if (self::supportGroup_Exists($group_id)){
//check if user isn't in supportgroup yet
//if not, create entry and return SUCCESS
if(! In_Support_Group::userExistsInSGroup($user_id, $group_id) ){
//create entry
$inSGroup = new In_Support_Group();
$inSGroup->setUser($user_id);
$inSGroup->setGroup($group_id);
$inSGroup->create();
return "SUCCESS";
}
else{
//else return ALREADY_ADDED
return "ALREADY_ADDED";
}
}else{
//return that group doesn't exist
return "GROUP_NOT_EXISTING";
}
}
/**
* return all support_group objects.
* @return an array containing all support_group objects.
* @deprecated should be removed in the future, because getGroups does the same.
*/
public static function getAllSupportGroups() {
$dbl = new DBLayer("lib");
$statement = $dbl->executeWithoutParams("SELECT * FROM `support_group`");
$row = $statement->fetchAll();
$result = Array();
foreach($row as $group){
$instance = new self();
$instance->set($group);
$result[] = $instance;
}
return $result;
}
////////////////////////////////////////////Methods////////////////////////////////////////////////////
/**
* A constructor.
* Empty constructor
*/
public function __construct() {
}
/**
* sets the object's attributes.
* @param $values should be an array of the form array('SGroupId' => groupid, 'Name' => name, 'Tag' => tag, 'GroupEmail' => mail, 'IMAP_MailServer' => server, 'IMAP_Username' => username,'IMAP_Password' => pass).
*/
public function set($values) {
$this->setSGroupId($values['SGroupId']);
$this->setName($values['Name']);
$this->setTag($values['Tag']);
$this->setGroupEmail($values['GroupEmail']);
$this->setIMAP_MailServer($values['IMAP_MailServer']);
$this->setIMAP_Username($values['IMAP_Username']);
$this->setIMAP_Password($values['IMAP_Password']);
}
/**
* creates a new 'support_group' entry.
* this method will use the object's attributes for creating a new 'support_group' entry in the database.
*/
public function create() {
$dbl = new DBLayer("lib");
$dbl->insert("support_group", Array('Name' => $this->getName(), 'Tag' => $this->getTag(), 'GroupEmail' => $this->getGroupEmail(), 'IMAP_MailServer' => $this->getIMAP_MailServer(), 'IMAP_Username' => $this->getIMAP_Username(), 'IMAP_Password' => $this->getIMAP_Password()));
}
/**
* loads the object's attributes.
* loads the object's attributes by giving a group id, it will put the matching groups attributes in the object.
* @param $id the id of the support group that should be loaded
*/
public function load_With_SGroupId( $id) {
$dbl = new DBLayer("lib");
$statement = $dbl->select("`support_group`", array('id' => $id), "`SGroupId` = :id");
$row = $statement->fetch();
$this->set($row);
}
/**
* update the objects attributes to the db.
*/
public function update(){
$dbl = new DBLayer("lib");
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$dbl->update("`support_group`", Array('Name' => $this->getName(), 'Tag' => $this->getTag(), 'GroupEmail' => $this->getGroupEmail(), 'IMAP_MailServer' => $this->getIMAP_MailServer(), 'IMAP_Username' => $this->getIMAP_Username(), 'IMAP_password' => $this->getIMAP_Password()), "`SGroupId` = ".$this->getSGroupId());
}
/**
* deletes an existing 'support_group' entry.
* this method will use the object's attributes for deleting an existing 'support_group' entry in the database.
*/
public function delete(){
$dbl = new DBLayer("lib");
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$dbl->delete("`support_group`", Array('id' => $this->getSGroupId()), "`SGroupId` = :id");
}
////////////////////////////////////////////Getters////////////////////////////////////////////////////
/**
* get sGroupId attribute of the object.
*/
public function getSGroupId(){
return $this->sGroupId;
}
/**
* get name attribute of the object.
*/
public function getName(){
return $this->name;
}
/**
* get tag attribute of the object.
*/
public function getTag(){
return $this->tag;
}
/**
* get groupEmail attribute of the object.
*/
public function getGroupEmail(){
return $this->groupEmail;
}
/**
* get iMAP_MailServer attribute of the object.
*/
public function getIMAP_MailServer(){
return $this->iMAP_MailServer;
}
/**
* get iMAP_Username attribute of the object.
*/
public function getIMAP_Username(){
return $this->iMAP_Username;
}
/**
* get iMAP_Password attribute of the object.
*/
public function getIMAP_Password(){
return $this->iMap_Password;
}
////////////////////////////////////////////Setters////////////////////////////////////////////////////
/**
* set sGroupId attribute of the object.
* @param $id integer id of the group
*/
public function setSGroupId($id){
$this->sGroupId = $id;
}
/**
* set name attribute of the object.
* @param $n name of the group
*/
public function setName($n){
$this->name = $n;
}
/**
* set tag attribute of the object.
* @param $t tag of the group
*/
public function setTag($t){
$this->tag = $t;
}
/**
* set groupEmail attribute of the object.
* @param $ge email of the group
*/
public function setGroupEmail($ge){
$this->groupEmail = $ge;
}
/**
* set iMAP_MailServer attribute of the object.
* @param $ms mailserver of the group
*/
public function setIMAP_MailServer($ms){
$this->iMAP_MailServer = $ms;
}
/**
* set iMAP_Username attribute of the object.
* @param $u imap username of the group
*/
public function setIMAP_Username($u){
$this->iMAP_Username = $u;
}
/**
* set iMAP_Password attribute of the object.
* @param $p imap password of the group
*/
public function setIMAP_Password($p){
$this->iMap_Password = $p;
}
}