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<?php |
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/** |
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* This file contains a form creator for Teams |
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* |
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* @license https://github.com/allejo/bzion/blob/master/LICENSE.md GNU General Public License Version 3 |
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*/ |
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namespace BZIon\Form\Creator; |
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use BZIon\Form\Type\ModelType; |
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use Symfony\Component\Validator\Constraints\Image; |
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use Symfony\Component\Validator\Constraints\Length; |
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use Symfony\Component\Validator\Constraints\NotBlank; |
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/** |
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* Form creator for teams |
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*/ |
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class TeamFormCreator extends ModelFormCreator |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function build($builder) |
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{ |
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$builder->add('name', 'text', array( |
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'constraints' => array( |
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new NotBlank(), new Length(array( |
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'min' => 2, |
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'max' => 32, // default BZFlag motto length |
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)) |
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) |
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))->add('description', 'textarea', array( |
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'required' => false |
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))->add('avatar', 'file', array( |
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'constraints' => new Image(array( |
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'minWidth' => 60, |
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'minHeight' => 60, |
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'maxSize' => '4M' |
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)), |
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'required' => false |
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)); |
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if ($this->editing) { |
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// We are editing the team, not creating it |
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$team = $this->editing; |
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$builder->add('delete_avatar', 'submit'); |
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// Let the user appoint a different leader |
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$builder->add('leader', new ModelType('Player', false, function ($query) use ($team) { |
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// Only list players belonging in that team |
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return $query->where('team')->is($team); |
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}), array( |
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'constraints' => new NotBlank() |
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)); |
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} |
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return $builder->add('status', 'choice', array( |
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'choices' => array( |
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'open' => 'Open', |
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'closed' => 'Closed', |
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), |
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)) |
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->add('submit', 'submit', [ |
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'attr' => [ |
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'class' => 'c-button--blue pattern pattern--downward-stripes', |
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], |
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]) |
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; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function fill($form, $team) |
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{ |
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$form->get('name')->setData($team->getName()); |
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$form->get('description')->setData($team->getDescription(true)); |
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$form->get('status')->setData($team->getStatus()); |
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$form->get('leader')->setData($team->getLeader()); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function enter($form) |
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{ |
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return \Team::createTeam( |
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$form->get('name')->getData(), |
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$this->me->getId(), |
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'', |
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$form->get('description')->getData(), |
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$form->get('status')->getData() |
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)->setAvatarFile($form->get('avatar')->getData()); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function update($form, $team) |
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{ |
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$team->setName($form->get('name')->getData()); |
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$team->setDescription($form->get('description')->getData()); |
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$team->setStatus($form->get('status')->getData()); |
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// Is the player updating the team's leader? |
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// Don't let them do it right away - issue a confirmation notice first |
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$leader = $form->get('leader')->getData(); |
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if ($leader->getId() != $team->getLeader()->getId()) { |
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$this->controller->newLeader($leader); |
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} |
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if ($form->get('delete_avatar')->isClicked()) { |
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$team->resetAvatar(); |
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} else { |
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$team->setAvatarFile($form->get('avatar')->getData()); |
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} |
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return $team; |
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} |
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} |
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Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different sub-classes of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the parent class: