111 lines
3.7 KiB
PHP
111 lines
3.7 KiB
PHP
<?php
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namespace app\common\service;
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use app\common\model\user\User;
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use think\facade\Db;
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/**
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* 短链接分享海报文本与素材的统一构造服务
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*/
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class ShortLinkPosterDataService
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{
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/**
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* 获取海报展示用的全部文本与素材
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*/
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public static function build(string $pageType, $pageId, ?int $userId, string $clientTitle = '', string $clientDesc = ''): array
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{
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$title = trim($clientTitle);
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$description = trim($clientDesc);
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if ($title === '' || $description === '') {
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$detail = self::resolvePageDetail($pageType, $pageId);
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if ($title === '') {
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$title = $detail['title'];
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}
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if ($description === '') {
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$description = $detail['description'];
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}
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}
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$sharer = ['nickname' => '', 'avatar' => ''];
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if (!empty($userId)) {
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$user = User::field('nickname,avatar')->findOrEmpty($userId);
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if (!$user->isEmpty()) {
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$sharer['nickname'] = (string) $user->getData('nickname');
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$sharer['avatar'] = (string) $user->avatar;
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}
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}
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$posterImageUri = (string) ConfigService::get('website', 'share_poster', '');
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$posterImage = $posterImageUri ? FileService::getFileUrl($posterImageUri) : '';
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$posterTitle = (string) ConfigService::get('website', 'share_poster_title', '');
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return [
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'poster_image_uri' => $posterImageUri,
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'poster_image' => $posterImage,
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'poster_title' => $posterTitle,
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'title' => $title,
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'description' => $description,
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'sharer' => $sharer,
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];
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}
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/**
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* 根据 page_type / page_id 自动取页面标题与描述
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*/
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private static function resolvePageDetail(string $pageType, $pageId): array
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{
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$empty = ['title' => '', 'description' => ''];
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if ($pageId === '' || $pageId === null) {
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return $empty;
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}
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switch ($pageType) {
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case 'news':
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$row = Db::name('article')
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->field('title,desc,abstract')
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->where('id', (int) $pageId)
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->find();
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if (empty($row)) {
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return $empty;
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}
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$desc = $row['desc'] ?: mb_substr(strip_tags((string) $row['abstract']), 0, 80);
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return ['title' => (string) $row['title'], 'description' => (string) $desc];
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case 'match':
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$row = Db::name('match')
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->field('home_team,away_team,league_name')
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->where('id', (int) $pageId)
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->find();
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if (empty($row)) {
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return $empty;
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}
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return [
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'title' => $row['home_team'] . ' vs ' . $row['away_team'],
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'description' => (string) $row['league_name'],
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];
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case 'post':
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case 'community':
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$row = Db::name('community_post')
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->field('content')
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->where('id', (int) $pageId)
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->find();
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if (empty($row)) {
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return $empty;
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}
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$text = mb_substr(strip_tags((string) $row['content']), 0, 80);
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return ['title' => $text ?: '社区帖子', 'description' => ''];
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case 'crypto':
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return ['title' => $pageId . '/USDT 行情', 'description' => '加密货币实时行情'];
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case 'invite':
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return ['title' => '邀请你加入我的团队', 'description' => ''];
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}
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return $empty;
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}
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}
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