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<?php |
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/* |
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* This file is part of the WoW-Apps/Symfony-Slack-Bot bundle for Symfony. |
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* https://github.com/wow-apps/symfony-slack-bot |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* https://github.com/wow-apps/symfony-slack-bot/blob/master/LICENSE |
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* |
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* For technical documentation. |
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* https://wow-apps.github.io/symfony-slack-bot/docs/ |
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* |
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* Author Alexey Samara <[email protected]> |
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* |
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* Copyright 2016 WoW-Apps. |
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*/ |
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namespace WowApps\SlackBundle\Service; |
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use WowApps\SlackBundle\DTO\Attachment; |
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use WowApps\SlackBundle\DTO\AttachmentAction; |
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use WowApps\SlackBundle\DTO\AttachmentActionConfirm; |
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use WowApps\SlackBundle\DTO\SlackMessage; |
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use WowApps\SlackBundle\Exception\SlackbotException; |
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use WowApps\SlackBundle\Tests\Service\SlackEmojiTest; |
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/** |
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* Class SlackMessageValidator. |
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* |
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* @author Alexey Samara <[email protected]> |
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*/ |
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class SlackMessageValidator |
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{ |
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const ATTACHMENTS_LIMIT = 20; |
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/** |
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* @param SlackMessage $message |
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* |
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* @throws SlackbotException |
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*/ |
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public static function validateMessage(SlackMessage $message) |
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{ |
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self::slackMessageDto($message); |
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} |
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/** |
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* @param SlackMessage $message |
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* |
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* @throws SlackbotException |
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*/ |
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private static function slackMessageDto(SlackMessage $message) |
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{ |
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if (empty($message->getUsername())) { |
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throw new SlackbotException(SlackbotException::E_EMPTY_USERNAME); |
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} |
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if (empty($message->getChannel())) { |
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throw new SlackbotException(SlackbotException::E_EMPTY_CHANNEL); |
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} |
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self::checkIcon($message); |
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if (empty($message->getText()) && empty($message->getAttachments())) { |
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throw new SlackbotException(SlackbotException::E_EMPTY_TEXT); |
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} |
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self::checkAttachments($message); |
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} |
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/** |
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* @param SlackMessage $message |
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* |
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* @throws SlackbotException |
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*/ |
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private static function checkIcon(SlackMessage $message) |
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{ |
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if (!empty($message->getIconUrl())) { |
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if (!preg_match( |
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'/^(?:http|https|ftp)\:\/\/(.*?)\.(.*?)\/(.*?)\.(?:jpg|jpeg|png)/i', |
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$message->getIconUrl() |
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)) { |
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throw new SlackbotException(SlackbotException::E_INCORRECT_ICON_URL); |
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} |
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} |
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if (!empty($message->getIconEmoji())) { |
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if (!preg_match(SlackEmojiTest::EMOJI_FORMAT_PATTERN, $message->getIconEmoji())) { |
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throw new SlackbotException(SlackbotException::E_INCORRECT_ICON_EMOJI); |
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} |
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} |
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} |
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private static function checkAttachments(SlackMessage $message) |
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{ |
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if (count($message->getAttachments()) > self::ATTACHMENTS_LIMIT) { |
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throw new SlackbotException( |
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SlackbotException::E_ATTACHMENT_LIMIT_EXCEEDED, |
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['max_attachments_allowed' => self::ATTACHMENTS_LIMIT] |
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); |
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} |
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if (!empty($message->getAttachments())) { |
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foreach ($message->getAttachments() as $attachment) { |
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self::attachmentDto($attachment); |
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} |
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} |
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} |
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/** |
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* @param Attachment $attachment |
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* |
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* @throws SlackbotException |
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*/ |
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private static function attachmentDto(Attachment $attachment) |
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{ |
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if (!in_array($attachment->getColor(), SlackColor::COLOR_MAP)) { |
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throw new SlackbotException(SlackbotException::E_INCORRECT_COLOR); |
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} |
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if (empty($attachment->getAuthorName()) |
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&& (!empty($attachment->getAuthorLink()) || !empty($attachment->getAuthorIconUrl())) |
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) { |
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throw new SlackbotException(SlackbotException::E_ATTACHMENT_AUTHOR_EMPTY); |
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} |
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if (empty($attachment->getTitle()) && !empty($attachment->getTitleLink())) { |
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throw new SlackbotException(SlackbotException::E_ATTACHMENT_TITLE_EMPTY); |
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} |
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foreach ($attachment->getActions() as $action) { |
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self::checkAttachmentAction($action); |
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} |
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} |
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/** |
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* @param AttachmentAction $action |
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* |
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* @throws SlackbotException |
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*/ |
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private static function checkAttachmentAction(AttachmentAction $action) |
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{ |
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if (AttachmentAction::TYPE_BUTTON !== $action->getType()) { |
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throw new SlackbotException(SlackbotException::E_ACTION_TYPE_NOT_BUTTON); |
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} |
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if (empty($action->getText())) { |
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throw new SlackbotException(SlackbotException::E_ACTION_TEXT_EMPTY); |
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} |
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if ($action->getConfirm()->isActive()) { |
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self::attachmentActionConfirm($action->getConfirm()); |
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} |
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} |
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/** |
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* @param AttachmentActionConfirm $actionConfirm |
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* |
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* @throws SlackbotException |
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*/ |
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private static function attachmentActionConfirm(AttachmentActionConfirm $actionConfirm) |
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{ |
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if (empty($actionConfirm->getTitle())) { |
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throw new SlackbotException(SlackbotException::E_ACTION_CONFIRM_TITLE_EMPTY); |
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} |
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if (empty($actionConfirm->getText())) { |
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throw new SlackbotException(SlackbotException::E_ACTION_CONFIRM_TEXT_EMPTY); |
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} |
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} |
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} |
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wow-apps /
symfony-slack-bot
