application/ship-simu/main/companies/class_ShippingCompany.php

   1 <?php
   2 /**
   3  * A shipping company may be founded with this class
   4  *
   5  * @author              Roland Haeder <webmaster@ship-simu.org>
   6  * @version             0.0.0
   7  * @copyright   Copyright (c) 2007, 2008 Roland Haeder, this is free software
   8  * @license             GNU GPL 3.0 or any newer version
   9  * @link                http://www.ship-simu.org
  10  *
  11  * This program is free software: you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation, either version 3 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  23  */
  24 class ShippingCompany extends BaseSimulator implements Customer, ContractPartner {
  25         /**
  26          * Full name of this company
  27          */
  28         private $companyName     = "Namenlose Reederei";
  29
  30         /**
  31          * Shorted name of this company
  32          */
  33         private $shortName       = "";
  34
  35         /**
  36          * Instance of the founder
  37          */
  38         private $founderInstance = null;
  39
  40         /**
  41          * Headquarter harbor instance
  42          */
  43         private $hqInstance      = null;
  44
  45         /**
  46          * Employed people by this company
  47          */
  48         private $employeeList    = null;
  49
  50         /**
  51          * List of all assigned shipyards
  52          */
  53         private $shipyardList   = null;
  54
  55         /**
  56          * List of owned ships
  57          */
  58         private $ownedShips      = null;
  59
  60         /**
  61          * Work constracts this company is currently working on
  62          */
  63         private $contractList    = null;
  64
  65         // Exception constants
  66         const EXCEPTION_USER_OWNS_NO_COMPANY = 0x200;
  67
  68         /**
  69          * Protected constructor
  70          *
  71          * @return      void
  72          */
  73         protected function __construct () {
  74                 // Call parent constructor
  75                 parent::__construct(__CLASS__);
  76
  77                 // Set description
  78                 $this->setObjectDescription("A shipping company class");
  79
  80                 // Generate unique ID number
  81                 $this->generateUniqueId();
  82
  83                 // Clean up a little
  84                 $this->removeSystemArray();
  85         }
  86
  87         /**
  88          * Creates an instance of this company class or throws an exception if the
  89          * given user owns no company.
  90          *
  91          * @param       $userInstance           A user class
  92          * @return      $companyInstance        Prepared company instance
  93          */
  94         public final static function createShippingCompany (BaseUser $userInstance) {
  95                 // Get new instance
  96                 $companyInstance = new ShippingCompany();
  97
  98                 // Does the given user owns a company?
  99                 if ($companyInstance->ifUserParticipatesInCompany($userInstance)) {
 100                         // Then do some nastly caching here but don't throw an exception
 101                         // because then you will hurt our web helpers... :/
 102                         $companyInstance->partialStub("Don&#39;t throw exceptions here.");
 103                 } // END - if
 104
 105                 // Init all lists
 106                 $companyInstance->initCompanyLists();
 107
 108                 // Return instance
 109                 return $companyInstance;
 110         }
 111
 112         /**
 113          * Checks wether the given user participates in a company
 114          *
 115          * @param       $userInstance   An instance of a user class
 116          * @return      $participates   Wether the user participates at lease in one company
 117          */
 118         protected function ifUserParticipatesInCompany (BaseUser $userInstance)  {
 119                 // By default no user owns any company... ;)
 120                 $participates = false;
 121
 122                 // Get a company database wrapper class
 123                 $wrapperInstance = ObjectFactory::createObjectByConfiguredName('company_db_wrapper_class');
 124
 125                 // Ask the wrapper if this user participates
 126                 $participates = $wrapperInstance->ifUserParticipatesInCompany($userInstance);
 127
 128                 // Get the result instance
 129                 $resultInstance = $wrapperInstance->getResultInstance();
 130
 131                 // Caches the result instance here, if set (we don't the wrapper anymore!)
 132                 if ($resultInstance instanceof SearchableResult) {
 133                         // Set the result instance
 134                         $this->setResultInstance($resultInstance);
 135                 } // END - if
 136
 137                 // Return result
 138                 return $participates;
 139         }
 140
 141         //----------------------------------------------------------------------------
 142         // From here is very old code which needs to be translated and changed heavily
 143         //----------------------------------------------------------------------------
 144
 145         /**
 146          * Intialize all lists
 147          *
 148          * @return      void
 149          * @todo        Maybe we don't need these big lists anymore?! So we can deprecate/remove it
 150          */
 151         protected function initCompanyLists () {
 152                 // Employees
 153                 $this->employeeList = new FrameworkArrayObject("FakedEmployeeList");
 154
 155                 // Ship yards
 156                 $this->shipyardList = new FrameworkArrayObject("FakedShipyardList");
 157
 158                 // Contracts
 159                 $this->contractList = new FrameworkArrayObject("FakedContractList");
 160         }
 161
 162         // Setter-Methode fuer Firmennamen
 163         public final function setCompanyName ($companyName) {
 164                 $this->companyName = (string) $companyName;
 165         }
 166
 167         // Getter-Methode fuer Firmennamen
 168         public final function getCompanyName () {
 169                 return $this->companyName;
 170         }
 171
 172         // Setter-Methode fuer Firmensitz
 173         public final function setHQInstance (Harbor $hqInstance) {
 174                 $this->hqInstance = $hqInstance;
 175         }
 176
 177         // Kuerzel setzen
 178         private function initShortName () {
 179                 // Mindestens eine Leerstelle?
 180                 $dummy = explode(" ", $this->getCompanyName());
 181                 foreach ($dummy as $part) {
 182                         $this->shortName .= substr($part, 0, 1);
 183                 } // END - if
 184         }
 185
 186         // Reedereien Werften bauen lassen
 187         public function createShipyardInHarbor($shipyardName, Harbor $harborInstance) {
 188                 if ((defined('DEBUG_COMPANY')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> baut im <strong>%s</strong> eine Werft <strong>%s</strong>.",
 189                         __CLASS__,
 190                         __LINE__,
 191                         $this->getCompanyName(),
 192                         $harborInstance->getHarborName(),
 193                         $shipyardName
 194                 ));
 195
 196                 // Wird im HQ gebaut?
 197                 if ($this->hqInstance->equals($harborInstance)) {
 198                         // Die neue Werft wird im HQ gebaut!
 199                         $this->hqInstance->addNewShipyardNotify($shipyardName, $this);
 200                         // Die Werft drueber in Kenntnis setzen, welcher Reederei sie angehoert
 201                 } else {
 202                         // Ausserhalb des Heimathafens soll eine Werft gebaut werden
 203                         $harborInstance->addNewShipyardNotify($shipyardName, $this);
 204                 }
 205         }
 206
 207         // Setter fuer Reederei-Gruender
 208         public final function setCompanyFounder(CompanyEmployee $founderInstance) {
 209                 $this->founderInstance = $founderInstance;
 210         }
 211
 212         // Getter for founder instance
 213         public final function getFounderInstance () {
 214                 return $this->founderInstance;
 215         }
 216
 217         // Neue(n) Angestellte(n) in Angestellten-Liste aufnehmen
 218         public function addNewEmployee (SimulatorPersonell $employeeInstance) {
 219                 $this->employeeList->append($employeeInstance);
 220         }
 221
 222         // Neue Werft in Liste aufnehmen
 223         public function addNewShipyard (Shipyard $shipyardInstance) {
 224                 $this->shipyardList->append($shipyardInstance);
 225         }
 226
 227         // Neue Mitarbeiter per Zufall einstellen/rekrutieren
 228         public function recruitRandomEmployees($amount, SimulatorPersonell $personellInstance) {
 229                 // Anzahl Mitarbeiter absichern
 230                 $amount = (int) $amount;
 231
 232                 // Debug-Meldung ausgeben
 233                 if ((defined('DEBUG_COMPANY_EMPLOYEE')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> stellt per Zufall <strong>%d</strong> neue Mitarbeiter ein.",
 234                         __CLASS__,
 235                         __LINE__,
 236                         $this->getCompanyName(),
 237                         $amount
 238                 ));
 239
 240                 // Gesamtanzahl verfuegbarer Erwerbsloser holen
 241                 $totalUnemployed = $personellInstance->getAllUnemployed();
 242
 243                 // Existiert die gewuenschte Anzahl freier Arbeiter? (doppelt geht derzeit nicht)
 244                 if ($totalUnemployed < $amount) {
 245                         // Reichte nicht aus!
 246                         throw new ToMuchEmployeesException(array($amount, $personellInstance->getAllUnemployed()), self::EXCEPTION_NOT_ENOUGTH_UNEMPLOYEES);
 247                 } // END - if
 248
 249                 // Get list for all unemployed people
 250                 $list = $personellInstance->getSpecialPersonellList(false); // Should be cached
 251
 252                 // Get iterator of the list
 253                 $iterator = $list->getIterator();
 254
 255                 // Get the requested amount of personell
 256                 for ($idx = 0; $idx < $amount; $idx++) {
 257                         $employee = null;
 258                         // Is this personl unemployed?
 259                         while (is_null($employee) || $employee->isEmployed()) {
 260                                 // Generate random number
 261                                 $pos = mt_rand(0, ($totalUnemployed - 1)); // Don't remove the -1 here:
 262                                 // E.g. 100 entries means latest position is 99...
 263
 264                                 // Seek for the position
 265                                 $iterator->seek($pos);
 266
 267                                 // Is the current position valid?
 268                                 if ($iterator->valid()) {
 269                                         // Element holen
 270                                         $employee = $iterator->current();
 271                                 } else {
 272                                         // Should normally not happen... :(
 273                                         throw new StructuresOutOfBoundsException($idx, self::EXCEPTION_INDEX_OUT_OF_BOUNDS);
 274                                 }
 275                         }
 276
 277                         // A dummy just for the description and real class
 278                         $dummy = CompanyEmployee::createCompanyEmployee("", "", "M", 1970, 1, 1, $employee->isMarried(), 0);
 279
 280                         // Make this person employed and give him some money to work
 281                         $employee->setEmployed(true);
 282                         $employee->setObjectDescription($dummy->getObjectDescription());
 283                         $employee->setRealClass($dummy->__toString());
 284                         $employee->increaseSalary((mt_rand(7, 14) * 100)); // Are 700 to 1400 EUR for the begin okay?
 285
 286                         // Debug message
 287                         if ((defined('DEBUG_COMPANY_EMPLOYEE')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> stellt den/die Angestellte(n) <strong>%s %s</strong> ein.",
 288                                 __CLASS__,
 289                                 __LINE__,
 290                                 $this->getCompanyName(),
 291                                 $employee->getSurname(),
 292                                 $employee->getFamily()
 293                         ));
 294
 295                         // Add this employee
 296                         $this->addNewEmployee($employee);
 297                 } // End - for
 298
 299                 // Cache resetten
 300                 $personellInstance->resetCache();
 301
 302                 // Debug-Meldung ausgeben
 303                 if ((defined('DEBUG_COMPANY_EMPLOYEE')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> hat per Zufall <strong>%d</strong> neue Mitarbeiter eingestellt.",
 304                         __CLASS__,
 305                         __LINE__,
 306                         $this->getCompanyName(),
 307                         $amount
 308                 ));
 309         } // End - method
 310
 311         // Distribute all personells on all shipyards
 312         public function distributeAllPersonellOnShipyards () {
 313                 if ((defined('DEBUG_COMPANY_EMPLOYEE')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> verteilt alle ihre <strong>%d</strong> Mitarbeiter auf alle <strong>%d</strong> Werft(en).",
 314                         __CLASS__,
 315                         __LINE__,
 316                         $this->getCompanyName(),
 317                         $this->getTotalEmployee(),
 318                         $this->getTotalShipyards()
 319                 ));
 320
 321                 // Do we have some shipyards?
 322                 if (is_null($this->shipyardList)) {
 323                         // No shipyards created
 324                         throw new NoShipyardsConstructedException($this, self::EXCEPTION_HARBOR_HAS_NO_SHIPYARDS);
 325                 }
 326
 327                 // Get iterator for shipyards
 328                 $shipyardIter = $this->shipyardList->getIterator();
 329
 330                 // Iterate through all employees
 331                 for ($idx = $this->employeeList->getIterator(); $idx->valid(); $idx->next()) {
 332                         // Is the shipyard iterator still okay?
 333                         if (!$shipyardIter->valid()) {
 334                                 // Rewind to first position
 335                                 $shipyardIter->seek(0);
 336                         }
 337
 338                         // Get Shipyard object
 339                         $shipyard = $shipyardIter->current();
 340
 341                         // Is this a Shipyard object?
 342                         if (is_null($shipyard)) {
 343                                 // No class returned
 344                                 throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
 345                         } elseif (!is_object($shipyard)) {
 346                                 // Not an object! ;-(
 347                                 throw new NoObjectException($shipyard, self::EXCEPTION_IS_NO_OBJECT);
 348                         } elseif (!$shipyard->isClass("Shipyard")) {
 349                                 // Nope, so throw exception
 350                                 throw new ClassMismatchException(array($shipyard->__toString(), "Shipyard"), self::EXCEPTION_CLASSES_NOT_MATCHING);
 351                         }
 352
 353                         // Add employee to the shipyard
 354                         $shipyard->addNewPersonell($idx->current());
 355
 356                         // Continue to next shipyard
 357                         $shipyardIter->next();
 358                 }
 359         }
 360
 361         // Getter for total employees
 362         public final function getTotalEmployee () {
 363                 // Count all...
 364                 $total = $this->employeeList->count();
 365
 366                 // Debug message
 367                 if ((defined('DEBUG_COMPANY_EMPLOYEE')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> hat <strong>%d</strong> Mitarbeiter.",
 368                         __CLASS__,
 369                         __LINE__,
 370                         $this->getCompanyName(),
 371                         $total
 372                 ));
 373
 374                 // Return amount
 375                 return $total;
 376         }
 377
 378         // Getter for total shipyards
 379         public final function getTotalShipyards () {
 380                 if ((defined('DEBUG_COMPANY')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] F&uuml;r die Reederei <strong>%s</strong> werden die Anzahl der Werften in allen H&auml;fen ermittelt.",
 381                         __CLASS__,
 382                         __LINE__,
 383                         $this->getCompanyName()
 384                 ));
 385
 386                 // Do we have some shipyards?
 387                 if (is_null($this->shipyardList)) {
 388                         // No shipyards created
 389                         throw new NoShipyardsConstructedException($this, self::EXCEPTION_HARBOR_HAS_NO_SHIPYARDS);
 390                 }
 391
 392                 // Get iterator
 393                 $total = $this->shipyardList->count();
 394
 395                 // Debug message
 396                 if ((defined('DEBUG_COMPANY')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> hat <strong>%d</strong> Werft(en).",
 397                         __CLASS__,
 398                         __LINE__,
 399                         $this->getCompanyName(),
 400                         $total
 401                 ));
 402
 403                 // Return amount
 404                 return $total;
 405         }
 406
 407         // Add a ship type (class) to all shipyards
 408         public function addShipTypeToAllShipyards ($shipType) {
 409                 // Secure strings
 410                 $shipType = (string) $shipType;
 411
 412                 // Is the class there?
 413                 if (!class_exists($shipType)) {
 414                         // Throw exception
 415                         throw new ClassNotFoundException($shipType, self::EXCEPTION_CLASS_NOT_FOUND);
 416                 }
 417
 418                 // Create dummy ship
 419                 eval(sprintf("\$shipInstance = %s::create%s(\"M/S Dummy\");",
 420                         $shipType,
 421                         $shipType
 422                 ));
 423
 424                 // Debug message
 425                 if ((defined('DEBUG_COMPANY')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> baut in allen Werften bald Schiffe vom Typ <strong>%s</strong>.",
 426                         __CLASS__,
 427                         __LINE__,
 428                         $this->getCompanyName(),
 429                         $shipInstance->getObjectDescription()
 430                 ));
 431
 432                 // Iterate shipyard list
 433                 for ($idx = $this->shipyardList->getIterator(); $idx->valid(); $idx->next()) {
 434                         // Get current element
 435                         $shipyard = $idx->current();
 436
 437                         // Is this a shipyard?
 438                         if (is_null($shipyard)) {
 439                                 // Opps! Empty list?
 440                                 throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
 441                         } elseif (!is_object($shipyard)) {
 442                                 // Not an object! ;-(
 443                                 throw new NoObjectException($shipyard, self::EXCEPTION_IS_NO_OBJECT);
 444                         } elseif (!$shipyard->isClass("Shipyard")) {
 445                                 // Class is not a shipyard
 446                                 throw new ClassMismatchException(array($shipyard->__toString(), "Shipyard"), self::EXCEPTION_CLASSES_NOT_MATCHING);
 447                         }
 448
 449                         // Add the new ship type to the shipyard
 450                         $shipyard->addNewConstructableShipType($shipType);
 451                 }
 452         }
 453
 454         // Validate the requested ship type with the company if they can construct it
 455         public function validateWorksContractShipType (SignableContract $contractInstance) {
 456                 if ((defined('DEBUG_COMPANY')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> pr&uuml;ft den Bauauftrag der <strong>%s</strong>.",
 457                         __CLASS__,
 458                         __LINE__,
 459                         $this->getCompanyName(),
 460                         $contractInstance->getShipName()
 461                 ));
 462
 463                 // First get the ship type
 464                 $shipInstance = $contractInstance->getShipInstance();
 465
 466                 // Ist there a ship instance?
 467                 if (is_null($shipInstance)) {
 468                         // Opps! Empty entry?
 469                         throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
 470                 } elseif (!is_object($shipInstance)) {
 471                         // Not an object! ;-(
 472                         throw new NoObjectException($shipInstance, self::EXCEPTION_IS_NO_OBJECT);
 473                 }
 474
 475                 // Get it's real class name
 476                 $shipType = $shipInstance->__toString();
 477
 478                 // Debug message
 479                 if ((defined('DEBUG_COMPANY')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> pr&uuml;ft, ob die <strong>%s</strong> (Typ:<strong>%s</strong>) gebaut werden kann.",
 480                         __CLASS__,
 481                         __LINE__,
 482                         $this->getCompanyName(),
 483                         $contractInstance->getShipName(),
 484                         $shipInstance->getObjectDescription()
 485                 ));
 486
 487                 // Now check if the ship type is in any list and return the result
 488                 return ($this->isShipTypeConstructable($shipType));
 489         }
 490
 491         // Is the ship type constructable?
 492         public function isShipTypeConstructable ($shipType) {
 493                 // The type must be a string!
 494                 $shipType = (string) $shipType;
 495
 496                 // Debug message
 497                 if ((defined('DEBUG_COMPANY')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> fragt alle Werften ab, ob diese Schiffe vom Typ <strong>%s</strong> bauen k&ouml;nnen.",
 498                         __CLASS__,
 499                         __LINE__,
 500                         $this->getCompanyName(),
 501                         $shipType
 502                 ));
 503
 504                 // First everthing is failed...
 505                 $result = false;
 506
 507                 // Iterate through all shipyards
 508                 for ($idx = $this->shipyardList->getIterator(); $idx->valid(); $idx->next()) {
 509                         // Get current Shipyard instance
 510                         $shipyard = $idx->current();
 511
 512                         // Is this a shipyard?
 513                         if (is_null($shipyard)) {
 514                                 // Opps! Empty list?
 515                                 throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
 516                         } elseif (!is_object($shipyard)) {
 517                                 // Not an object! ;-(
 518                                 throw new NoObjectException($shipyard, self::EXCEPTION_IS_NO_OBJECT);
 519                         } elseif (!$shipyard->isClass("Shipyard")) {
 520                                 // Class is not a shipyard
 521                                 throw new ClassMismatchException(array($shipyard->__toString(), "Shipyard"), self::EXCEPTION_CLASSES_NOT_MATCHING);
 522                         }
 523
 524                         // Validate if the first found shipyard can construct the requested type
 525                         $result = $shipyard->isShipTypeConstructable($shipType);
 526
 527                         // Does this shipyard construct the requested ship type?
 528                         if ($result) break; // Then abort the search!
 529                 }
 530
 531                 // Debug message
 532                 if ((defined('DEBUG_COMPANY')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> hat die Suche nach einer Werft beendet, die Schiffe vom Typ <strong>%s</strong> bauen kann.",
 533                         __CLASS__,
 534                         __LINE__,
 535                         $this->getCompanyName(),
 536                         $shipType
 537                 ));
 538
 539                 // Return result
 540                 return $result;
 541         }
 542
 543         // As a customer the shipping company can add new contracts
 544         public function addNewWorksContract (SignableContract $contractInstance) {
 545                 if ((defined('DEBUG_COMPANY')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> erstellt einen Bauauftrag f&uuml;r ein <strong>%s</strong> mit dem Namen <strong>%s</strong>.",
 546                         __CLASS__,
 547                         __LINE__,
 548                         $this->getCompanyName(),
 549                         $contractInstance->getShipInstance()->getObjectDescription(),
 550                         $contractInstance->getShipInstance()->getShipName()
 551                 ));
 552                 $this->contractList->append($contractInstance);
 553         }
 554
 555         // As a customer the shippng company can withdraw from a contract
 556         public function withdrawFromContract (SignableContract $contractInstance) {
 557                 ApplicationEntryPoint::app_die("WITHDRAW:<pre>".print_r($contractInstance, true)."</pre>");
 558         }
 559
 560         // Get latest added contract instance
 561         public final function getLastContractInstance () {
 562                 // Get iterator
 563                 $iter = $this->contractList->getIterator();
 564
 565                 // Get latest entry (total - 1)
 566                 $iter->seek($iter->count() - 1);
 567
 568                 // Return entry
 569                 return $iter->current();
 570         }
 571
 572         // Sign a contract with an other party which must also implement Customer
 573         public function signContract (SignableContract $contractInstance, ContractPartner $partnerInstance) {
 574                 // Check wether the other party is our contract partner
 575                 if (!$partnerInstance->isContractPartner($contractInstance)) {
 576                         // Invalid contract partner!
 577                         throw new InvalidContractPartnerException($partnerInstance, self::EXCEPTION_CONTRACT_PARTNER_INVALID);
 578                 }
 579
 580                 // Determine if company "signs" own contract (must be done) or with an other party
 581                 if ($this->equals($partnerInstance)) {
 582                         // With itself
 583                         if ((defined('DEBUG_COMPANY')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> erteilt an sich selbst einen Bauauftrag f&uuml;r das <strong>%s</strong> &quot;<strong>%s</strong>&quot;.",
 584                                 __CLASS__,
 585                                 __LINE__,
 586                                 $this->getCompanyName(),
 587                                 $contractInstance->getShipInstance()->getObjectDescription(),
 588                                 $contractInstance->getShipInstance()->getShipName()
 589                         ));
 590                 } else {
 591                         // Other external company
 592                         if ((defined('DEBUG_COMPANY')) || (defined('DEBUG_ALL'))) $this->getDebugInstance()->output(sprintf("[%s:%d] Die Reederei <strong>%s</strong> unterzeichnet einen Bauauftrag f&uuml;r das <strong>%s</strong> &quot;<strong>%s</strong>&quot; mit der <strong>%s</strong>.",
 593                                 __CLASS__,
 594                                 __LINE__,
 595                                 $this->getCompanyName(),
 596                                 $contractInstance->getShipInstance()->getObjectDescription(),
 597                                 $contractInstance->getShipInstance()->getShipName(),
 598                                 $partnerInstance->getCompanyName()
 599                         ));
 600                 }
 601
 602                 // Sign the contract
 603                 $contractInstance->signContract($this, $partnerInstance);
 604
 605                 /**
 606                  * @todo        Maybe do something more here...
 607                  */
 608         }
 609
 610         // Is this the right contract partner?
 611         public function isContractPartner (SignableContract $contractInstance) {
 612                 // Get contract partner instance and compare it with $this contract partner
 613                 return ($this->equals($contractInstance->getContractPartner()));
 614         }
 615
 616         // Setter for merchant instance
 617         public final function setMerchantInstance (Merchant $merchantInstance) {
 618                 // Get contract
 619                 $contractInstance = $this->getLastContractInstance();
 620
 621                 if (is_null($contractInstance)) {
 622                         // Opps! Empty contract instance?
 623                         throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
 624                 } elseif (!is_object($contractInstance)) {
 625                         // Not an object! ;-(
 626                         throw new NoObjectException($contractInstance, self::EXCEPTION_IS_NO_OBJECT);
 627                 } elseif (!$contractInstance->isClass('WorksContract')) {
 628                         // Is not a merchant
 629                         throw new ClassMismatchException(array($contractInstance->__toString(), "WorksContract"), self::EXCEPTION_CLASSES_NOT_MATCHING);
 630                 }
 631
 632                 // Set the merchant in the contract (for getting prices)
 633                 $contractInstance->setMerchantInstance($merchantInstance);
 634         }
 635 }
 636
 637 // [EOF]
 638 ?>