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- <?php
- namespace app\service;
- use think\Db;
- use think\Queue;
- /**
- * ImageService 类用于处理图像任务和存放日志队列。
- * 该类将前端传过来的多个图像信息推送到处理队列中。
- */
- class ImageService{
- /**
- * 推送图像任务到队列(支持链式和单独模式)
- * @param array $params 请求参数,包含图像批次、模型类型、尺寸等
- */
- public function handleImage($params) {
- if (!isset($params["batch"])) {return false;}
- $arr = [];
- // 获取图像批量信息
- $batch = $params["batch"];
- // 获取执行次数数量
- $num = $params["num"];
- /*获取ids为1模板
- * english_content 文生文提示词
- * content 图生文提示词
- * */
- $template = Db::name('template')
- ->field('id,english_content,content,ids')
- ->where('ids',1)
- ->find();
- // 构建任务基础结构(每图生成 N 份任务)
- foreach ($batch as $k => $v) {
- $baseItem = [
- "sourceDir" => $this->sourceDir($v, 1),
- "outputDir" => $this->sourceDir($v, 2),
- "file_name" => $this->sourceDir($v, 3),
- "type" => $params['type'] ?? '',
- "selectedOption" => $params['selectedOption'],//文生图模型
- "txttotxt_selectedOption" => $params['txttotxt_selectedOption'],//文生文模型
- "imgtotxt_selectedOption" => $params['imgtotxt_selectedOption'],//图生文模型
- "prompt" => $template['content'],
- "width" => $params['width'],
- "height" => $params['height'],
- "executeKeywords" => $params['executeKeywords'],//是否执行几何图
- "sys_id" => $params['sys_id']//用户
- ];
- // 创建$num个相同的项目并合并到$arr
- $arr = array_merge($arr, array_fill(0, $num, $baseItem));
- }
- // 插入队列日志
- $insertData = [
- 'create_time' => date('Y-m-d H:i:s'),
- 'old_image_file' => $params['old_image_file'],
- 'status' => '等待中',
- 'image_count' => count($arr),
- 'params' => json_encode($params, JSON_UNESCAPED_UNICODE)
- ];
- //模型任务类型处理
- if (empty($params['type'])) {
- /*
- * 执行全部任务时一键链式任务队列
- * 用于存放队列日志
- * 链式任务:图生文 → 文生文 → 文生图
- * */
- $insertData['model'] = "gpt-4-vision-preview,"."gpt-4,".$params['selectedOption'];
- $insertData['model_name'] = '文生图';
- $task_id = Db::name('queue_logs')->insertGetId($insertData);
- $arr = array_map(function ($item) use ($task_id) {
- $item['type'] = '图生文';
- $item['chain_next'] = ['文生文', '文生图','图生图','高清放大'];
- $item['task_id'] = $task_id;
- return $item;
- }, $arr);
- $payload = [
- 'task_id' => $task_id,
- 'data' => $arr
- ];
- Queue::push('app\job\ImageArrJob', $payload, "arrimage");
- } else {
- // 指定单个独立任务类型
- switch ($params['type']) {
- case '图生文':
- $insertData['model'] = 'gpt-4-vision-preview';
- $insertData['model_name'] = '图生文';
- break;
- case '文生文':
- $insertData['model'] = $params['txttotxt_selectedOption'];
- $insertData['model_name'] = '文生文';
- break;
- case '文生图':
- $insertData['model'] = $params['selectedOption'];
- $insertData['model_name'] = '文生图';
- break;
- case '图生图':
- $insertData['model'] = "realisticVisionV51_v51VAE-inpainting.safetensors [f0d4872d24]";
- $insertData['model_name'] = '图生图';
- break;
- case '高清放大':
- $insertData['model'] = "高清放大";
- $insertData['model_name'] = '高清放大';
- break;
- default:
- return false;
- }
- //将一组队列存放queue_logs任务表中,将新增id最为任务id记录
- $task_id = Db::name('queue_logs')->insertGetId($insertData);
- $arr = array_map(function ($item) use ($params, $task_id) {
- $item['type'] = $params['type'];
- $item['task_id'] = $task_id;
- return $item;
- }, $arr);
- // 投递任务到队列
- $payload = [
- 'task_id' => $task_id,
- 'data' => $arr
- ];
- Queue::push('app\job\ImageArrJob', $payload, "arrimage");
- }
- return true;
- }
- /**
- * 解析图像路径,返回不同组成部分
- *
- * @param string $filePath 图像路径(如 uploads/operate/ai/Preview/20240610/xxx.png)
- * @param int $type 返回内容类型:
- * 1 = 基础路径(去掉日期+文件名)
- * sourceDir 源目录uploads/operate/ai/Preview/
- * 2 = 输出路径(Preview 替换为 dall-e,并加日期代表当天数据存到当天文件夹中)
- * outputDir 输出目录/uploads/operate/ai/dall-e/hua/并加日期
- * 3 = 文件名
- * file_name 文件名0194b6fdd6203fda369d5e3b74b6b454.png
- * @return string|null
- */
- public function sourceDir($filePath, $type) {
- $arr = [];
- $pathParts = explode('/', $filePath);
- $filename = array_pop($pathParts); // 最后是文件名
- $baseParts = $pathParts;
- // 查找是否有 8 位数字(即日期)文件夹
- $date = '';
- foreach ($pathParts as $index => $part) {
- if (preg_match('/^\d{8}$/', $part)) {
- $date = $part;
- unset($baseParts[$index]); // 日期不算在 basePath 里
- break;
- }
- }
- $arr = [
- 'basePath' => implode('/', $baseParts),
- 'date' => $date,
- 'filename' => $filename
- ];
- // 根据类型返回不同路径
- if ($type == 1) {
- return $arr["basePath"];
- }
- if ($type == 2) {
- return '/' . str_replace('/Preview/', '/dall-e/', $arr["basePath"]) . $arr["date"];
- }
- if ($type == 3) {
- return $arr["filename"];
- }
- }
- }
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