ilClient Class Reference

client management More...

Collaboration diagram for ilClient:

Public Member Functions
	ilClient ($a_client_id, $a_db_connections)
	Constructor.
	init ()
	init client load client.ini and set some constants
	getId ()
	get client id
	setId ($a_client_id)
	set client id
	getName ()
	get client name
	setName ($a_str)
	set client name
	getDescription ()
	get client description
	setDescription ($a_str)
	set client description
	getMySQLVersion ()
	get mysql version
	isMysql4_1OrHigher ()
	check wether current MySQL server is version 4.1.x or higher
	connect ()
	connect to client database
	isInstalledDB (&$a_db)
	check if client db is installed
	setDSN ()
	set the dsn and dsn_host
	setDbHost ($a_str)
	set the host
	getDbHost ()
	get db host
	setDbName ($a_str)
	set the name of database
	getDbName ()
	get name of database
	setDbUser ($a_str)
	set db user
	getDbUser ()
	get db user
	setDbPass ($a_str)
	set db password
	getDbPass ()
	get db password
	getDataDir ()
	get client datadir path
	getWebspaceDir ()
	get client webspacedir path
	checkDatabaseHost ()
	check database connection
	checkDatabaseExists ()
	check database connection with database name
	reconnect ()
	getSetting ($a_keyword)
	read one value from settings table public
	getAllSettings ()
	read all values from settings table public
	setSetting ($a_key, $a_val)
	write one value to settings table public
	getURLStringForNIC ($a_nic_url)
	updateNIC ($a_nic_url)
	Connect to ILIAS-NIC.
	setNICkey ()
	set nic_key generate nic_key if nic_key field in cust table is empty.
	getNICkey ()
	get nic_key public
	getDefaultLanguage ()
	setDefaultLanguage ($a_lang_key)
	getError ()
	get error message and clear error var
	delete ($a_ini=true, $a_db=false, $a_files=false)
	delete client
	create ()
	create a new client and its subdirectories

Data Fields
	$id
	$dir
	$name
	$db_exists = false
	$db_installed = false
	$client_defaults
	$status
	$setup_ok = false
	$nic_status

Detailed Description

client management

Author

Sascha Hofmann shofm.nosp@m.ann@.nosp@m.datab.nosp@m.ay.d.nosp@m.e

Version

Id:

class.ilClient.php 16737 2008-05-30 21:34:44Z akill

Definition at line 32 of file class.ilClient.php.

Member Function Documentation

ilClient::checkDatabaseExists

(

)

check database connection with database name

Returns

boolean

Definition at line 399 of file class.ilClient.php.

References isInstalledDB().

        {
                //try to connect to database
                $db = $this->db_connections->connectDB($this->dsn);

                if (MDB2::isError($db))
                {
                        return false;
                }
                
                if (!$this->isInstalledDB($db))
                {
                        return false;
                }

                return true;
        }

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ilClient::checkDatabaseHost

(

)

check database connection

Returns

boolean

Definition at line 378 of file class.ilClient.php.

References $lng.

        {
                global $lng;
                
                //connect to databasehost
                $db = $this->db_connections->connectHost($this->dsn_host);

                if (MDB2::isError($db))
                {
                        //$this->error = $db->getMessage()."! Please check database hostname, username & password.";
                        $this->error = $db->getMessage()." - ".$lng->txt("db_error_please_check");
                        return false;
                }
                
                return true;
        }

ilClient::connect

(

)

connect to client database

Returns

boolean true on success

Definition at line 195 of file class.ilClient.php.

References isMysql4_1OrHigher(), and setDSN().

Referenced by init().

        {
                // check parameters
                if (!$this->getdbHost() || !$this->getdbName() || !$this->getdbUser())
                {
                        $this->error = "empty_fields";
                        return false;
                }

                $this->setDSN();

//echo "A";
/*              if (is_object($this->db))
                {
                        if (!MDB2::isError($this->db))
                        {
                                $this->db->disconnect();
                        }
                        else
                        {
                                echo "+".$this->db->getMessage()."+";
                        }
//echo "A";
                }
*/
//if (!is_object($this->db))
//{
                $this->db = $this->db_connections->connectDB($this->dsn);
//}

                if (MDB2::isError($this->db))
                {
                        $this->error = $this->db->getMessage()."! not_connected_to_db";
                        return false;
                }
                
                // NOTE: Three sourcecodes use this or a similar handling:
                // - classes/class.ilDBx.php
                // - calendar/classes/class.ilCalInterface.php->setNames
                // - setup/classes/class.ilClient.php
                if ($this->isMysql4_1OrHigher())
                {
                        $this->db->query("SET NAMES utf8");
                        $this->db->query("SET SESSION SQL_MODE = ''");
                }
                
                $this->db_exists = true;
                return true;
        }

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ilClient::create

(

)

create a new client and its subdirectories

Returns

boolean true on success

Definition at line 691 of file class.ilClient.php.

References getDataDir(), getWebspaceDir(), and ilUtil\makeDir().

        {
                //var_dump($this->getDataDir());exit;
                // create base data dir
                if (!ilUtil::makeDir($this->getDataDir()))
                {
                        $this->error = "could_not_create_base_data_dir :".$this->getDataDir();
                        return false;
                }

                // create sub dirs in base data dir
                if (!ilUtil::makeDir($this->getDataDir()."/mail"))
                {
                        $this->error = "could_not_create_mail_data_dir :".$this->getDataDir()."/mail";
                        return false;
                }

                if (!ilUtil::makeDir($this->getDataDir()."/lm_data"))
                {
                        $this->error = "could_not_create_lm_data_dir :".$this->getDataDir()."/lm_data";
                        return false;
                }

                if (!ilUtil::makeDir($this->getDataDir()."/forum"))
                {
                        $this->error = "could_not_create_forum_data_dir :".$this->getDataDir()."/forum";
                        return false;
                }

                if (!ilUtil::makeDir($this->getDataDir()."/files"))
                {
                        $this->error = "could_not_create_files_data_dir :".$this->getDataDir()."/files";
                        return false;
                }

                // create base webspace dir
                if (!ilUtil::makeDir($this->getWebspaceDir()))
                {
                        $this->error = "could_not_create_base_webspace_dir :".$this->getWebspaceDir();
                        return false;
                }

                // create sub dirs in base webspace dir
                if (!ilUtil::makeDir($this->getWebspaceDir()."/lm_data"))
                {
                        $this->error = "could_not_create_lm_webspace_dir :".$this->getWebspaceDir()."/lm_data";
                        return false;
                }

                if (!ilUtil::makeDir($this->getWebspaceDir()."/usr_images"))
                {
                        $this->error = "could_not_create_usr_images_webspace_dir :".$this->getWebspaceDir()."/usr_images";
                        return false;
                }

                if (!ilUtil::makeDir($this->getWebspaceDir()."/mobs"))
                {
                        $this->error = "could_not_create_mobs_webspace_dir :".$this->getWebspaceDir()."/mobs";
                        return false;
                }

                if (!ilUtil::makeDir($this->getWebspaceDir()."/css"))
                {
                        $this->error = "could_not_create_css_webspace_dir :".$this->getWebspaceDir()."/css";
                        return false;
                }

                // write client ini
                if (!$this->ini->write())
                {
                        $this->error = get_class($this).": ".$this->ini->getError();
                        return false;
                }

                return true;
        }

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ilClient::delete	(		$a_ini = true,
			$a_db = false,
			$a_files = false
	)

delete client

Parameters

boolean	remove ini if true
boolean	remove db if true
boolean	remove files if true

Returns

array confirmation messages

Definition at line 662 of file class.ilClient.php.

References ilUtil\delDir(), getDbName(), ILIAS_ABSOLUTE_PATH, and ILIAS_WEB_DIR.

        {
                if ($a_ini === true and file_exists(ILIAS_ABSOLUTE_PATH."/".ILIAS_WEB_DIR."/".$this->getId()."/client.ini.php"))
                {
                        unlink(CLIENT_WEB_DIR."/client.ini.php");
                        $msg[] = "ini_deleted";
                }

                if ($a_db === true and $this->db_exists)
                {
                        $this->db->query("DROP DATABASE ".$this->getDbName());
                        $msg[] = "db_deleted";
                }

                if ($a_files === true and file_exists(CLIENT_WEB_DIR) and is_dir(CLIENT_WEB_DIR))
                {
                        // rmdir();
                        ilUtil::delDir(CLIENT_WEB_DIR);
                        ilUtil::delDir(CLIENT_DATA_DIR);
                        $msg[] = "files_deleted";
                }

                return $msg;
        }

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ilClient::getAllSettings

(

)

read all values from settings table public

Returns

array keyword/value pairs

Definition at line 459 of file class.ilClient.php.

References DB_FETCHMODE_ASSOC.

Referenced by getURLStringForNIC().

        {
                $q = "SELECT * FROM settings";
                $r = $this->db->query($q);

                while ($row = $r->fetchRow(DB_FETCHMODE_ASSOC))
                {
                        $arr[$row["keyword"]] = $row["value"];
                }
                
                return $arr;
        }

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ilClient::getDataDir

(

)

get client datadir path

Returns

string client datadir path

Definition at line 360 of file class.ilClient.php.

References getId().

Referenced by create().

        {
                return ILIAS_DATA_DIR."/".$this->getId();
        }

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ilClient::getDbHost

(

)

get db host

Returns

string db host

Definition at line 297 of file class.ilClient.php.

        {
                return $this->ini->readVariable("db","host");
        }

ilClient::getDbName

(

)

get name of database

Returns

string name of database

Definition at line 315 of file class.ilClient.php.

Referenced by delete().

        {
                return $this->ini->readVariable("db","name");
        }

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ilClient::getDbPass

(

)

get db password

Returns

string db password

Definition at line 351 of file class.ilClient.php.

        {
                return $this->ini->readVariable("db","pass");
        }

ilClient::getDbUser

(

)

get db user

Returns

string db user

Definition at line 333 of file class.ilClient.php.

        {
                return $this->ini->readVariable("db","user");
        }

ilClient::getDefaultLanguage

(

)

Definition at line 628 of file class.ilClient.php.

References getSetting().

        {
                return $this->getSetting("language");
        }

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ilClient::getDescription

(

)

get client description

Returns

string client description

Definition at line 149 of file class.ilClient.php.

        {
                return $this->ini->readVariable("client","description");
        }

ilClient::getError

(

)

get error message and clear error var

Returns

string error message

Definition at line 646 of file class.ilClient.php.

        {
                $error = $this->error;
                $this->error = "";

                return $error;
        }

ilClient::getId

(

)

get client id

Returns

string client id

Definition at line 112 of file class.ilClient.php.

References $id.

Referenced by getDataDir(), getWebspaceDir(), and ilClient().

        {
                return $this->id;
        }

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ilClient::getMySQLVersion

(

)

get mysql version

Definition at line 166 of file class.ilClient.php.

        {
                return mysql_get_server_info();
        }

ilClient::getName

(

)

get client name

Returns

string client name

Definition at line 131 of file class.ilClient.php.

        {
                return $this->ini->readVariable("client","name");
        }

ilClient::getNICkey

(

)

get nic_key public

Returns

string nic_key

Definition at line 616 of file class.ilClient.php.

References getSetting(), and setNICkey().

Referenced by getURLStringForNIC().

        {
                $this->nic_key = $this->getSetting("nic_key");
                
                if (empty($this->nic_key))
                {
                        $this->setNICkey();
                }
                
                return $this->nic_key;
        }

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ilClient::getSetting

(

$a_keyword

)

read one value from settings table public

Parameters

string

keyword

Returns

string value

Definition at line 428 of file class.ilClient.php.

Referenced by getDefaultLanguage(), and getNICkey().

        {
                $q = "SELECT value FROM settings WHERE keyword='".$a_keyword."'";
                $r = $this->db->query($q);
                
/*if ($r->db->database_name == "ilias3blabla")
{
        var_dump($r);
}*/

                if ($r->numRows() > 0)
                {
                        $row = $r->fetchRow();
/*if ($r->db->database_name == "ilias3blabla")
{//
        var_dump($row);
}*/
                        return $row[0];
                }
                else
                {
//echo "-nosetting-";
                        return false;
                }
        }

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ilClient::getURLStringForNIC

(

$a_nic_url

)

Parameters

string

url to ilias nic server

Returns

string url with required parameters

Definition at line 511 of file class.ilClient.php.

References getAllSettings(), and getNICkey().

Referenced by updateNIC().

        {
                $settings = $this->getAllSettings();

                $inst_id = (empty($settings["inst_id"])) ? "0" : $settings["inst_id"];

                // send host information to ilias-nic
                $url =  $a_nic_url.
                                "?cmd=getid".
                                "&inst_id=".rawurlencode($inst_id).
                                "&hostname=".rawurlencode($_SERVER["SERVER_NAME"]).
                                "&ipadr=".rawurlencode($_SERVER["SERVER_ADDR"]).
                                "&server_port=".rawurlencode($_SERVER["SERVER_PORT"]).
                                "&server_software=".rawurlencode($_SERVER["SERVER_SOFTWARE"]).
                                "&inst_name=".rawurlencode($this->ini->readVariable("client","name")).
                                "&inst_info=".rawurlencode($this->ini->readVariable("client","description")).
                                "&institution=".rawurlencode($settings["inst_institution"]).
                                "&http_path=".rawurlencode(ILIAS_HTTP_PATH).
                                "&contact_firstname=".rawurlencode($settings["admin_firstname"]).
                                "&contact_lastname=".rawurlencode($settings["admin_lastname"]).
                                "&contact_title=".rawurlencode($settings["admin_title"]).
                                "&contact_position=".rawurlencode($settings["admin_position"]).                 
                                "&contact_institution=".rawurlencode($settings["admin_institution"]).
                                "&contact_street=".rawurlencode($settings["admin_street"]).
                                "&contact_pcode=".rawurlencode($settings["admin_zipcode"]).
                                "&contact_city=".rawurlencode($settings["admin_city"]).
                                "&contact_country=".rawurlencode($settings["admin_country"]).
                                "&contact_phone=".rawurlencode($settings["admin_phone"]).
                                "&contact_email=".rawurlencode($settings["admin_email"]).
                                "&nic_key=".rawurlencode($this->getNICkey()).
                                "&version=".rawurlencode($settings["ilias_version"]);
                                
                return $url;
        }

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ilClient::getWebspaceDir

(

)

get client webspacedir path

Returns

string clietn webspacedir path

Definition at line 369 of file class.ilClient.php.

References getId(), ILIAS_ABSOLUTE_PATH, and ILIAS_WEB_DIR.

Referenced by create().

        {
                return ILIAS_ABSOLUTE_PATH."/".ILIAS_WEB_DIR."/".$this->getId();
        }

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ilClient::ilClient	(		$a_client_id,
			$a_db_connections
	)

Constructor.

Parameters

string

client id

Definition at line 49 of file class.ilClient.php.

References getId(), ILIAS_ABSOLUTE_PATH, and ILIAS_WEB_DIR.

        {
                if ($a_client_id)
                {
                        $this->id = $a_client_id;
                        $this->ini_file_path = ILIAS_ABSOLUTE_PATH."/".ILIAS_WEB_DIR."/".$this->getId()."/client.ini.php";
                }

                $this->db_connections = $a_db_connections;
                
                // set path default.ini
                $this->client_defaults = ILIAS_ABSOLUTE_PATH."/setup/client.master.ini.php";
        }

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ilClient::init

(

)

init client load client.ini and set some constants

Returns

boolean

Definition at line 68 of file class.ilClient.php.

References connect(), ILIAS_ABSOLUTE_PATH, ILIAS_WEB_DIR, and isInstalledDB().

        {
                $this->ini = new ilIniFile($this->ini_file_path);
        
                // load defaults only if no client.ini was found
                if (!@file_exists($this->ini_file_path))
                {
                        $this->ini->GROUPS = parse_ini_file($this->client_defaults,true);
                        return false;
                }

                // read client.ini
                if (!$this->ini->read())
                {
                        $this->error = get_class($this).": ".$this->ini->getError();
                        return false;           
                }

                // only for ilias main
                define("CLIENT_WEB_DIR",ILIAS_ABSOLUTE_PATH."/".ILIAS_WEB_DIR."/".$this->getId());
                define("CLIENT_DATA_DIR",ILIAS_DATA_DIR."/".$this->getId());
                define ("DEVMODE",$this->ini->readVariable('system','DEVMODE'));
                define ("ROOT_FOLDER_ID",$this->ini->readVariable('system','ROOT_FOLDER_ID'));
                define ("SYSTEM_FOLDER_ID",$this->ini->readVariable('system','SYSTEM_FOLDER_ID'));
                define ("ROLE_FOLDER_ID",$this->ini->readVariable('system','ROLE_FOLDER_ID'));
                define ("ANONYMOUS_USER_ID",13);
                define ("ANONYMOUS_ROLE_ID",14);
                define ("SYSTEM_USER_ID",6);
                define ("SYSTEM_ROLE_ID",2);
                
                $this->db_exists = $this->connect();
                
                if ($this->db_exists)
                {
                        $this->db_installed = $this->isInstalledDB($this->db);
                }
                
                return true;    
        }

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ilClient::isInstalledDB

(

&

$a_db

)

check if client db is installed

Parameters

object

db object

Returns

boolean true if installed

Definition at line 250 of file class.ilClient.php.

References DB_FETCHMODE_ASSOC.

Referenced by checkDatabaseExists(), and init().

        {
                $q = "SHOW TABLES";
                $r = $a_db->query($q);
                
                $tables = array();

                while ($row = $r->fetchRow(DB_FETCHMODE_ASSOC))
                {
                        $tables[] = implode($row);
                }

                // check existence of some basic tables from ilias3 to determine if ilias3 is already installed in given database
                if (in_array("object_data",$tables) and in_array("object_reference",$tables) and in_array("usr_data",$tables) and in_array("rbac_ua",$tables))
                {
                        $this->db_installed = true;
                        return true;
                }
                
                $this->db_installed = false;
                return false;
        }

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ilClient::isMysql4_1OrHigher

(

)

check wether current MySQL server is version 4.1.x or higher

NOTE: Three sourcecodes use this or a similar handling:

• classes/class.ilDBx.php
• calendar/classes/class.ilCalInterface.php->setNames
• setup/classes/class.ilClient.php

Definition at line 179 of file class.ilClient.php.

Referenced by connect().

        {
                $version = explode(".", $this->getMysqlVersion());
                if ((int)$version[0] >= 5 ||
                        ((int)$version[0] == 4 && (int)$version[1] >= 1))
                {
                        return true;
                }
                
                return false;
        }

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ilClient::reconnect

(

)

Definition at line 417 of file class.ilClient.php.

        {
                $this->db = $this->db_connections->connectDB($this->dsn);
        }

ilClient::setDbHost

(

$a_str

)

set the host

Parameters

string

Definition at line 287 of file class.ilClient.php.

        {
                $this->ini->setVariable("db","host",$a_str);
        }

ilClient::setDbName

(

$a_str

)

set the name of database

Parameters

string

Definition at line 306 of file class.ilClient.php.

        {
                $this->ini->setVariable("db","name",$a_str);
        }

ilClient::setDbPass

(

$a_str

)

set db password

Parameters

string

Definition at line 342 of file class.ilClient.php.

        {
                $this->ini->setVariable("db","pass",$a_str);
        }

ilClient::setDbUser

(

$a_str

)

set db user

Parameters

string

db user

Definition at line 324 of file class.ilClient.php.

        {
                $this->ini->setVariable("db","user",$a_str);
        }

ilClient::setDefaultLanguage

(

$a_lang_key

)

Definition at line 633 of file class.ilClient.php.

References setSetting().

        {
                $this->setSetting("language",$a_lang_key);
                $this->ini->setVariable("language","default",$a_lang_key);
                $this->ini->write();
                
                return true;
        }

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ilClient::setDescription

(

$a_str

)

set client description

Parameters

string

client description

Definition at line 158 of file class.ilClient.php.

        {
                $this->ini->setVariable("client","description",$a_str);
        }

ilClient::setDSN

(

)

set the dsn and dsn_host

Definition at line 276 of file class.ilClient.php.

Referenced by connect().

        {

                $this->dsn_host = "mysql://".$this->getdbUser().":".$this->getdbPass()."@".$this->getdbHost();
                $this->dsn = "mysql://".$this->getdbUser().":".$this->getdbPass()."@".$this->getdbHost()."/".$this->getdbName();
        }

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ilClient::setId

(

$a_client_id

)

set client id

Parameters

string

client id

Definition at line 121 of file class.ilClient.php.

References $id, ILIAS_ABSOLUTE_PATH, and ILIAS_WEB_DIR.

        {
                $this->id = $a_client_id;
                $this->webspace_dir = ILIAS_ABSOLUTE_PATH."/".ILIAS_WEB_DIR."/".$this->id;
        }

ilClient::setName

(

$a_str

)

set client name

Parameters

string

client name

Definition at line 140 of file class.ilClient.php.

        {
                $this->ini->setVariable("client","name",$a_str);
        }

ilClient::setNICkey

(

)

set nic_key generate nic_key if nic_key field in cust table is empty.

the nic_key is used for authentication update requests sent to the ILIAS-NIC server. public

Returns

boolean

Definition at line 598 of file class.ilClient.php.

References setSetting().

Referenced by getNICkey().

        {
                mt_srand((double)microtime()*1000000);
                $nic_key =      md5(str_replace(".","",$_SERVER["SERVER_ADDR"]) +
                                        mt_rand(100000,999999));
                
                $this->setSetting("nic_key",$nic_key);
                
                $this->nic_key = $nic_key;
                
                return true;
        }

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ilClient::setSetting	(		$a_key,
			$a_val
	)

write one value to settings table public

Parameters

string	keyword
string	value

Returns

boolean true on success

Definition at line 479 of file class.ilClient.php.

References DB_FETCHMODE_ASSOC.

Referenced by setDefaultLanguage(), and setNICkey().

        {
                //$q = "REPLACE INTO settings SET keyword = '".$a_key."', value = '".$a_val."'";
                //$r = $this->db->query($q);

//echo "<br><b>SETTING:$a_key-$a_val-</b>";
                
                $q = "REPLACE INTO settings (keyword,value) VALUES ('".$a_key."', '".$a_val."')";
                $r = $this->db->query($q);

                $set = $this->db->query("SELECT * FROM settings WHERE keyword = '".$a_key."'");
                $rec = $set->fetchRow(DB_FETCHMODE_ASSOC);

if ($a_key == "setup_ok")
{
//      nj();
}
                
/*if ($set->db->database_name == "ilias3blabla")
{
        var_dump($set);
        var_dump($rec);
}*/

                
                return true;
        }

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ilClient::updateNIC

(

$a_nic_url

)

Connect to ILIAS-NIC.

This function establishes a HTTP connection to the ILIAS Network Information Center (NIC) in order to update the ILIAS-NIC host database and - in case of a newly installed system - obtain an installation id at first connection. This function my be put into a dedicated include file as soon as there are more functions concerning the interconnection of ILIAS hosts

Parameters

void

Returns

string/array $ret error message or data array

Definition at line 560 of file class.ilClient.php.

References $ret, and getURLStringForNIC().

        {
                $url = $this->getURLStringForNIC($a_nic_url);

                $conn =fopen($url,"r");
                
                $input = "";
        
                if (!$conn) 
                {
                        return false;
                }
                else
                {
                        while(!feof($conn))
                        {
                                $input.= fgets($conn, 4096);
                        }

                        fclose($conn);
                        $line = explode("\n",$input);
                        
                        $ret = $line;
                }

                $this->nic_status = $ret;

                return true;
        }

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Field Documentation

ilClient::$client_defaults

Definition at line 40 of file class.ilClient.php.

ilClient::$db_exists = false

Definition at line 37 of file class.ilClient.php.

ilClient::$db_installed = false

Definition at line 38 of file class.ilClient.php.

ilClient::$dir

Definition at line 35 of file class.ilClient.php.

ilClient::$id

Definition at line 34 of file class.ilClient.php.

Referenced by getId(), and setId().

ilClient::$name

Definition at line 36 of file class.ilClient.php.

ilClient::$nic_status

Definition at line 43 of file class.ilClient.php.

ilClient::$setup_ok = false

Definition at line 42 of file class.ilClient.php.

ilClient::$status

Definition at line 41 of file class.ilClient.php.

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The documentation for this class was generated from the following file:

• setup/classes/class.ilClient.php