Differential D20843 Diff 49695 src/applications/files/diff/PhabricatorDocumentEngineBlocks.php

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	<?php			<?php

	final class PhabricatorDocumentEngineBlocks			final class PhabricatorDocumentEngineBlocks
	extends Phobject {			extends Phobject {

	private $lists = array();			private $lists = array();
				private $messages = array();

				public function addMessage($message) {
				$this->messages[] = $message;
				return $this;
				}

				public function getMessages() {
				return $this->messages;
				}

	public function addBlockList(PhabricatorDocumentRef $ref, array $blocks) {			public function addBlockList(PhabricatorDocumentRef $ref, array $blocks) {
	assert_instances_of($blocks, 'PhabricatorDocumentEngineBlock');			assert_instances_of($blocks, 'PhabricatorDocumentEngineBlock');

	$this->lists[] = array(			$this->lists[] = array(
	'ref' => $ref,			'ref' => $ref,
	'blocks' => array_values($blocks),			'blocks' => array_values($blocks),
	);			);

	return $this;			return $this;
	}			}

	public function newTwoUpLayout() {			public function newTwoUpLayout() {
	$rows = array();			$rows = array();
	$lists = $this->lists;			$lists = $this->lists;

				if (count($lists) != 2) {
				return array();
				}

	$specs = array();			$specs = array();
	foreach ($this->lists as $list) {			foreach ($this->lists as $list) {
	$specs[] = $this->newDiffSpec($list['blocks']);			$specs[] = $this->newDiffSpec($list['blocks']);
	}			}

	$old_map = $specs[0]['map'];			$old_map = $specs[0]['map'];
	$new_map = $specs[1]['map'];			$new_map = $specs[1]['map'];

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