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<?php |
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namespace Fwolf\Tools\TtSync\PluginApi; |
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/** |
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* @copyright Copyright 2017 Fwolf |
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* @license https://opensource.org/licenses/MIT MIT |
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*/ |
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class Message implements MessageInterface |
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{ |
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/** |
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* Keys when exported to json |
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*/ |
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const KEY_ID = 'id'; |
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const KEY_CONTENT = 'content'; |
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const KEY_UPDATE_TIME = 'updateTime'; |
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const KEY_ATTACHMENTS = 'attachments'; |
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/** |
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* @var AttachmentInterface[] |
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*/ |
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protected $attachments = []; |
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/** |
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* @var string |
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*/ |
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protected $content = ''; |
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/** |
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* @var string |
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*/ |
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protected $id = ''; |
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/** |
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* @var string |
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*/ |
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protected $updateTime = ''; |
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/** |
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* @inheritdoc |
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*/ |
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public function addAttachment( |
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AttachmentInterface $attachment |
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): MessageInterface { |
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$this->attachments[] = $attachment; |
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return $this; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function dump(string $dir): MessageInterface |
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{ |
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$path = $dir . $this->getDumpPath(); |
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$parentDir = dirname($path); |
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if (!file_exists($parentDir)) { |
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mkdir($parentDir, 0755, true); |
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} |
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/** @var AttachmentInterface $attachment */ |
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foreach ($this->getAttachments() as $i => $attachment) { |
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$attachmentPath = |
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$this->getAttachmentDumpPath($i + 1, $attachment, $path); |
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$attachment->save($attachmentPath); |
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} |
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// Save json after attachment, as attachment may download/move during |
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// save, cause its filename change. |
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$jsonStr = $this->toJson(true); |
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file_put_contents($path, $jsonStr); |
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return $this; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function fromJson( |
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string $jsonStr, |
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bool $withAttachments = true |
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): MessageInterface { |
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$jsonAr = json_decode($jsonStr, true); |
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$this->setId($jsonAr[static::KEY_ID]); |
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$this->setContent($jsonAr[static::KEY_CONTENT]); |
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$this->setUpdateTime($jsonAr[static::KEY_UPDATE_TIME]); |
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$this->setAttachments([]); |
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if ($withAttachments) { |
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foreach ($jsonAr[static::KEY_ATTACHMENTS] as $attachmentPath) { |
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$this->addAttachment(new Attachment($attachmentPath)); |
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} |
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} |
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return $this; |
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} |
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/** |
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* Get attachment dump path based on json dump path |
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* |
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* If json dump file is 'foo.json', then attachments will be same directory |
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* with name 'foo-1.png', 'foo-2.jpg', the ext name keep same with original |
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* attachment file. |
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* |
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* @param int $seq Seq of attachment, start from 1. |
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* @param AttachmentInterface $attachment |
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* @param string $path Json dump path. |
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* @return string |
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*/ |
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protected function getAttachmentDumpPath( |
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int $seq, |
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AttachmentInterface $attachment, |
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string $path |
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): string { |
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$path = substr($path, 0, strlen($path) - 5); |
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$path .= '-' . trim(strval($seq)); |
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$attachmentPath = $attachment->getPath(); |
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$pos = strrpos($attachmentPath, '.'); |
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if (false === $pos) { |
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// Attachment have no ext, return original |
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return $path; |
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} else { |
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return $path . '.' . substr($attachmentPath, $pos + 1); |
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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 getAttachments(): array |
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{ |
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return $this->attachments; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getContent(): string |
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{ |
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return $this->content; |
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} |
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/** |
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* Get dump file path, relative from storage dir |
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* |
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* @return string |
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*/ |
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protected function getDumpPath(): string |
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{ |
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$year = date('Y', strtotime($this->getUpdateTime())); |
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$id = $this->getId(); |
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$path = "{$year}/{$id}.json"; |
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return $path; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getId(): string |
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{ |
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return $this->id; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function getUpdateTime(): string |
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{ |
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return $this->updateTime; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function isEarlierThan(MessageInterface $message): bool |
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{ |
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$selfUpdateTime = $this->getUpdateTime(); |
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$messageUpdateTime = $message->getUpdateTime(); |
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if ($selfUpdateTime == $messageUpdateTime) { |
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return $this->getId() < $message->getId(); |
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} else { |
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return strtotime($selfUpdateTime) < strtotime($messageUpdateTime); |
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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 load(string $dumpFile): MessageInterface |
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{ |
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$jsonStr = file_get_contents($dumpFile); |
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$this->fromJson($jsonStr, true); |
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return $this; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function setAttachments(array $attachments): MessageInterface |
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{ |
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$this->attachments = $attachments; |
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return $this; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function setContent(string $content): MessageInterface |
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{ |
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$this->content = $content; |
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return $this; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function setId(string $id): MessageInterface |
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{ |
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$this->id = $id; |
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return $this; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function setUpdateTime(string $updateTime): MessageInterface |
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{ |
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$this->updateTime = $updateTime; |
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return $this; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function toJson(bool $withAttachments = true): string |
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{ |
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$jsonAr = [ |
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static::KEY_ID => $this->getId(), |
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static::KEY_CONTENT => $this->getContent(), |
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static::KEY_UPDATE_TIME => $this->getUpdateTime(), |
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]; |
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if ($withAttachments) { |
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$jsonAr[static::KEY_ATTACHMENTS] = []; |
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/** @var AttachmentInterface $attachment */ |
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foreach ($this->getAttachments() as $attachment) { |
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$jsonAr[static::KEY_ATTACHMENTS][] = $attachment->getPath(); |
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} |
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} |
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return json_encode($jsonAr, JSON_UNESCAPED_UNICODE); |
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} |
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} |
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