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- <?php
- namespace app\job;
- use app\service\AIGatewayService;
- use think\Db;
- use think\Queue;
- use think\queue\Job;
- /**
- * 文生图任务处理类
- * 描述:接收提示词,通过模型生成图像,保存图像并记录数据库信息,是链式任务中的最后一环
- */
- class TextToImageJob
- {
- /**
- * 队列入口方法
- * @param Job $job 队列任务对象
- * @param array $data 任务传参,包含图像文件名、路径、尺寸、提示词等
- */
- public function fire(Job $job, $data)
- {
- $logId = $data['log_id'] ?? null;
- try {
- // 任务类型校验(必须是文生图)
- if (!isset($data['type']) || $data['type'] !== '文生图') {
- $job->delete();
- return;
- }
- $startTime = date('Y-m-d H:i:s');
- echo "━━━━━━━━━━ ▶ 文生图任务开始处理━━━━━━━━━━\n";
- echo "处理时间:{$startTime}\n";
- // 更新日志状态:处理中
- if ($logId) {
- Db::name('image_task_log')->where('id', $logId)->update([
- 'status' => 1,
- 'log' => '文生图处理中',
- 'update_time' => $startTime
- ]);
- }
- // 拼接原图路径
- $old_image_url = rtrim($data['sourceDir'], '/') . '/' . ltrim($data['file_name'], '/');
- $list = Db::name("text_to_image")
- ->where('old_image_url', $old_image_url)
- ->where('img_name', '<>', '')
- ->where('status', 0)
- ->select();
- if (!empty($list)) {
- $total = count($list);
- echo "📊 共需处理:{$total} 条记录\n";
- foreach ($list as $index => $row) {
- $currentIndex = $index + 1;
- $begin = date('Y-m-d H:i:s');
- echo "👉 正在处理第 {$currentIndex} 条,ID: {$row['id']}\n";
- // 图像生成
- $result = $this->textToImage(
- $data["file_name"],
- $data["outputDir"],
- $data["width"],
- $data["height"],
- $row["english_description"],
- $row["img_name"],
- $data["selectedOption"]
- );
- // 标准化结果文本
- if ($result === true || $result === 1 || $result === '成功') {
- $resultText = '成功';
- // 日志状态设置为成功(仅在未提前失败时)
- if ($logId) {
- Db::name('image_task_log')->where('id', $logId)->update([
- 'status' => 2,
- 'log' => '文生图处理成功',
- 'update_time' => date('Y-m-d H:i:s')
- ]);
- }
- } else {
- $resultText = (string) $result ?: '失败或无返回';
- }
- echo "✅ 处理结果:{$resultText}\n";
- echo "完成时间:" . date('Y-m-d H:i:s') . "\n";
- echo "文生图已处理完成\n";
- // 若包含关键词,日志状态标为失败(-1)
- if (strpos($resultText, '包含关键词') !== false) {
- // 命中关键词类错误,状态设为失败
- if ($logId) {
- Db::name('image_task_log')->where('id', $logId)->update([
- 'status' => -1,
- 'log' => $resultText,
- 'update_time' => date('Y-m-d H:i:s')
- ]);
- }
- }
- }
- }
- // 处理链式任务(如果有)
- if (!empty($data['chain_next'])) {
- $nextType = array_shift($data['chain_next']);
- $data['type'] = $nextType;
- Queue::push('app\job\ImageArrJob', [
- 'task_id' => $data['task_id'],
- 'data' => [$data]
- ], 'arrimage');
- }
- $job->delete();
- } catch (\Exception $e) {
- echo "❌ 异常信息: " . $e->getMessage() . "\n";
- echo "📄 文件: " . $e->getFile() . "\n";
- echo "📍 行号: " . $e->getLine() . "\n";
- if ($logId) {
- Db::name('image_task_log')->where('id', $logId)->update([
- 'status' => -1,
- 'log' => '文生图失败:' . $e->getMessage(),
- 'update_time' => date('Y-m-d H:i:s')
- ]);
- }
- $job->delete();
- }
- }
- /**
- * 任务失败时的处理
- */
- public function failed($data)
- {
- // 记录失败日志或发送通知
- echo "ImageJob failed: " . json_encode($data);
- }
- /**
- * 文生图处理函数
- * 描述:根据提示词调用图像生成接口,保存图像文件,并更新数据库
- */
- public function textToImage($fileName, $outputDirRaw, $width, $height, $prompt, $img_name, $selectedOption)
- {
- $rootPath = str_replace('\\', '/', ROOT_PATH);
- $outputDir = rtrim($rootPath . 'public/' . $outputDirRaw, '/') . '/';
- $dateDir = date('Y-m-d') . '/';
- $fullBaseDir = $outputDir . $dateDir;
- // 创建输出目录
- foreach ([$fullBaseDir, $fullBaseDir . '1024x1024/', $fullBaseDir . "{$width}x{$height}/"] as $dir) {
- if (!is_dir($dir)) mkdir($dir, 0755, true);
- }
- // 获取图像记录
- $record = Db::name('text_to_image')
- ->where('old_image_url', 'like', "%{$fileName}")
- ->order('id desc')
- ->find();
- if (!$record) return '没有找到匹配的图像记录';
- // 过滤关键词
- $prompt = preg_replace('/[\r\n\t]+/', ' ', $prompt);
- foreach (['几何', 'geometry', 'geometric'] as $keyword) {
- if (stripos($prompt, $keyword) !== false) {
- Db::name('text_to_image')->where('id', $record['id'])->update([
- 'status' => 3,
- 'error_msg' => "包含关键词".$keyword,
- 'update_time' => date('Y-m-d H:i:s')
- ]);
- return "包含关键词 - {$keyword}";
- }
- }
- // AI 图像生成调用
- $ai = new AIGatewayService();
- $response = $ai->callDalleApi($prompt, $selectedOption);
- if (isset($response['error'])) {
- throw new \Exception("❌ 图像生成失败:" . $response['error']['message']);
- }
- // 支持 URL 格式(为主)和 base64
- $imgData = null;
- if (isset($response['data'][0]['url'])) {
- $imgData = @file_get_contents($response['data'][0]['url']);
- } elseif (isset($response['data'][0]['b64_json'])) {
- $imgData = base64_decode($response['data'][0]['b64_json']);
- }
- if (!$imgData || strlen($imgData) < 1000) {
- throw new \Exception("❌ 图像内容为空或异常!");
- }
- // 保存文件路径定义
- $img_name = mb_substr(preg_replace('/[^\x{4e00}-\x{9fa5}A-Za-z0-9_\- ]/u', '', $img_name), 0, 30);
- $filename = $img_name . '.png';
- $path512 = $fullBaseDir . '1024x1024/' . $filename;
- $pathCustom = $fullBaseDir . "{$width}x{$height}/" . $filename;
- // 保存原图
- file_put_contents($path512, $imgData);
- // ➤ 是否执行裁剪(如不想裁剪,可注释以下 try-catch 整块)
- try {
- $im = imagecreatefromstring($imgData);
- if (!$im) throw new \Exception("图像无法解析");
- $srcW = imagesx($im);
- $srcH = imagesy($im);
- $srcRatio = $srcW / $srcH;
- $dstRatio = $width / $height;
- if ($srcRatio > $dstRatio) {
- $cropW = intval($srcH * $dstRatio);
- $cropH = $srcH;
- $srcX = intval(($srcW - $cropW) / 2);
- $srcY = 0;
- } else {
- $cropW = $srcW;
- $cropH = intval($srcW / $dstRatio);
- $srcX = 0;
- $srcY = intval(($srcH - $cropH) / 2);
- }
- $dstImg = imagecreatetruecolor($width, $height);
- imagecopyresampled($dstImg, $im, 0, 0, $srcX, $srcY, $width, $height, $cropW, $cropH);
- imagepng($dstImg, $pathCustom);
- imagedestroy($im);
- imagedestroy($dstImg);
- } catch (\Throwable $e) {
- file_put_contents('/tmp/crop_error.png', $imgData);
- throw new \Exception("图像裁剪失败:" . $e->getMessage());
- }
- // 数据库更新
- Db::name('text_to_image')->where('id', $record['id'])->update([
- 'new_image_url' => str_replace($rootPath . 'public/', '', $path512),
- // 注释以下一行则不保存裁剪路径(适配你的配置)
- 'custom_image_url' => str_replace($rootPath . 'public/', '', $pathCustom),
- 'img_name' => $img_name,
- 'model' => $selectedOption,
- 'status' => trim($img_name) === '' ? 0 : 1,
- 'status_name' => "文生图",
- 'size' => "{$width}x{$height}",
- 'quality' => 'standard',
- 'style' => 'vivid',
- 'error_msg' => '',
- 'update_time' => date('Y-m-d H:i:s')
- ]);
- return "成功";
- }
- }
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