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| 1 | <?php |
| 2 | |
| 3 | namespace Flow; |
| 4 | |
| 5 | use Flow\Block\AbstractBlock; |
| 6 | use Flow\Block\BoardHistoryBlock; |
| 7 | use Flow\Block\HeaderBlock; |
| 8 | use Flow\Block\TopicBlock; |
| 9 | use Flow\Block\TopicListBlock; |
| 10 | use Flow\Block\TopicSummaryBlock; |
| 11 | use Flow\Data\ManagerGroup; |
| 12 | use Flow\Exception\DataModelException; |
| 13 | use Flow\Exception\InvalidDataException; |
| 14 | use Flow\Model\Workflow; |
| 15 | use Flow\Repository\RootPostLoader; |
| 16 | |
| 17 | class BlockFactory { |
| 18 | /** |
| 19 | * @var ManagerGroup |
| 20 | */ |
| 21 | protected $storage; |
| 22 | |
| 23 | /** |
| 24 | * @var RootPostLoader |
| 25 | */ |
| 26 | protected $rootPostLoader; |
| 27 | |
| 28 | public function __construct( |
| 29 | ManagerGroup $storage, |
| 30 | RootPostLoader $rootPostLoader |
| 31 | ) { |
| 32 | $this->storage = $storage; |
| 33 | $this->rootPostLoader = $rootPostLoader; |
| 34 | } |
| 35 | |
| 36 | /** |
| 37 | * @param Workflow $workflow |
| 38 | * @return AbstractBlock[] |
| 39 | * @throws DataModelException When the workflow type is unrecognized |
| 40 | * @throws InvalidDataException When multiple blocks share the same name |
| 41 | */ |
| 42 | public function createBlocks( Workflow $workflow ) { |
| 43 | switch ( $workflow->getType() ) { |
| 44 | case 'discussion': |
| 45 | $blocks = [ |
| 46 | new HeaderBlock( $workflow, $this->storage ), |
| 47 | new TopicListBlock( $workflow, $this->storage ), |
| 48 | new BoardHistoryBlock( $workflow, $this->storage ), |
| 49 | ]; |
| 50 | break; |
| 51 | |
| 52 | case 'topic': |
| 53 | $blocks = [ |
| 54 | new TopicBlock( $workflow, $this->storage, $this->rootPostLoader ), |
| 55 | new TopicSummaryBlock( $workflow, $this->storage ), |
| 56 | ]; |
| 57 | break; |
| 58 | |
| 59 | default: |
| 60 | throw new DataModelException( 'Not Implemented', 'process-data' ); |
| 61 | } |
| 62 | |
| 63 | $return = []; |
| 64 | /** @var AbstractBlock[] $blocks */ |
| 65 | foreach ( $blocks as $block ) { |
| 66 | if ( isset( $return[$block->getName()] ) ) { |
| 67 | throw new InvalidDataException( 'Multiple blocks with same name is not yet supported', 'fail-load-data' ); |
| 68 | } |
| 69 | $return[$block->getName()] = $block; |
| 70 | } |
| 71 | |
| 72 | return $return; |
| 73 | } |
| 74 | } |