hashbro
140 lines
4.3 KiB
PHP
140 lines
4.3 KiB
PHP
<?php
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namespace App\Services;
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use App\Models\Channel;
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use RuntimeException;
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use ZipArchive;
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class ChannelEmbedZipService
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{
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/**
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* @return list<string>
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*/
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public function listFiles(Channel $channel): array
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{
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$dir = $channel->embedAssetDir();
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if ($dir === null) {
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return [];
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}
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return $this->collectFiles($dir);
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}
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public function build(Channel $channel): string
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{
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$dir = $channel->embedAssetDir();
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if ($dir === null) {
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throw new RuntimeException('渠道静态资源不存在，请先构建');
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}
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$files = $this->collectFiles($dir);
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if ($files === []) {
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throw new RuntimeException('渠道目录里没有可打包的浏览器资源');
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}
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if (! class_exists(ZipArchive::class)) {
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throw new RuntimeException('PHP ZipArchive 不可用');
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}
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$tmp = tempnam(sys_get_temp_dir(), 'coruna-embed-');
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if ($tmp === false) {
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throw new RuntimeException('无法创建临时文件');
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}
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@unlink($tmp);
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$zipPath = $tmp.'.zip';
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$zip = new ZipArchive();
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if ($zip->open($zipPath, ZipArchive::CREATE | ZipArchive::OVERWRITE) !== true) {
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throw new RuntimeException('无法创建 zip');
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}
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$statOrigin = $this->statOrigin();
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foreach ($files as $rel) {
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$abs = $dir.DIRECTORY_SEPARATOR.str_replace('/', DIRECTORY_SEPARATOR, $rel);
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$contents = file_get_contents($abs);
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if ($contents === false) {
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continue;
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}
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if ($rel === 'index.js' && $statOrigin !== '') {
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$contents = $this->bakeStatOrigin($contents, $statOrigin);
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}
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$zip->addFromString($rel, $contents);
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}
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$zip->addFromString('README.txt', $this->readme($channel));
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$zip->close();
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return $zipPath;
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}
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private function statOrigin(): string
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{
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$domains = Channel::normalizeDomainList(config('coruna.channel_domains', []));
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$host = trim((string) ($domains[0] ?? ''));
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if ($host === '') {
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return '';
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}
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if (preg_match('#^https?://#i', $host)) {
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return rtrim($host, '/');
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}
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$scheme = trim((string) config('coruna.static_site.scheme', 'https')) ?: 'https';
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return $scheme.'://'.rtrim($host, '/');
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}
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private function bakeStatOrigin(string $boot, string $origin): string
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{
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$quoted = json_encode($origin, JSON_UNESCAPED_SLASHES);
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$updated = preg_replace(
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'/var STAT_ORIGIN = ([\'"][^\'"]*[\'"]|__STAT_ORIGIN__)/',
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'var STAT_ORIGIN = '.$quoted,
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$boot,
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1,
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);
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return is_string($updated) ? $updated : $boot;
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}
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private function readme(Channel $channel): string
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{
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$id = (string) $channel->channel_id;
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return "把本 zip 解压到站点根目录（与首页同级），页面中加入：\n"
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."<script src=\"./index.js\"></script>\n\n"
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."渠道 {$id} 已写入 index.js。iframe 投放仍可用原落地页链接。\n";
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}
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/**
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* @return list<string>
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*/
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private function collectFiles(string $dir): array
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{
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$skipNames = ['.DS_Store', 'manifest.json', 'README.md', 'README.txt'];
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$skipDirs = ['templates', '_bak', '__pycache__'];
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$files = [];
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$iterator = new \RecursiveIteratorIterator(
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new \RecursiveDirectoryIterator($dir, \FilesystemIterator::SKIP_DOTS)
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);
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foreach ($iterator as $file) {
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if (! $file->isFile()) {
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continue;
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}
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$abs = $file->getPathname();
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$rel = ltrim(str_replace('\\', '/', substr($abs, strlen($dir))), '/');
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$parts = explode('/', $rel);
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if (array_intersect($parts, $skipDirs) !== []) {
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continue;
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}
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if (in_array(end($parts), $skipNames, true)) {
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continue;
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}
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$ext = strtolower((string) $file->getExtension());
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if (! in_array($ext, ['js', 'html', 'htm', 'css'], true)) {
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continue;
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}
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$files[] = $rel;
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}
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sort($files);
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return $files;
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}
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}
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