fix: uni-media-library schema.ext.js

collection/uni-media-library/collection.json

@@ -0,0 +1,68 @@
+{
+  "schema": {
+    "bsonType": "object",
+    "required": [],
+    "permission": {
+      "read": true,
+      "create": true,
+      "update": true,
+      "delete": false
+    },
+    "properties": {
+      "_id": {
+        "description": "ID，系统自动生成"
+      },
+      "src": {
+        "bsonType": "string",
+        "description": "媒体资源地址"
+      },
+      "cover": {
+        "bsonType": "string",
+        "description": "媒体资源封面地址；仅视频使用"
+      },
+      "type": {
+        "bsonType": "string",
+        "description": "媒体资源类型",
+        "enum": ["image", "video"]
+      },
+      "description": {
+        "bsonType": "string",
+        "description": "媒体资源描述"
+      },
+      "alt": {
+        "bsonType": "string",
+        "description": "媒体资源alt替代文字"
+      },
+      "originalName": {
+        "bsonType": "string",
+        "description": "媒体资源原始文件名"
+      },
+      "fileType": {
+        "bsonType": "string",
+        "description": "媒体资源文件类型"
+      },
+      "size": {
+        "bsonType": "number",
+        "description": "媒体资源大小"
+      },
+      "resolution": {
+        "bsonType": "object",
+        "description": "媒体资源分辨率"
+      },
+      "duration": {
+        "bsonType": "number",
+        "description": "媒体资源时长"
+      },
+      "uploadUser": {
+        "bsonType": "string",
+        "description": "媒体资源上传用户",
+        "foreignKey": "uni-id-users._id"
+      },
+      "createDate": {
+        "bsonType": "timestamp",
+        "description": "媒体资源创建时间"
+      }
+    }
+  },
+  "index": []
+}

collection/uni-media-library/package.json

@@ -0,0 +1,17 @@
+{
+  "name": "@opendb/uni-media-library",
+  "version": "0.0.1",
+  "description": "uni-media-library",
+  "keywords": ["uni-media-library","媒体库"],
+  "opendb": {
+    "title": "媒体库记录",
+    "type": "collection",
+    "contributors": [
+      {
+        "name": "DCloud",
+        "email": "",
+        "homepage": "https://gitee.com/dcloud/opendb"
+      }
+    ]
+  }
+}

collection/uni-media-library/schema.ext.js

@@ -0,0 +1,73 @@
+const createConfig = safeRequire('uni-config-center')
+const config = createConfig({
+  pluginId: 'uni-media-library'
+}).config()
+
+const coverCropRule = {
+  aliyun: {
+    listCover: '?x-oss-process=image/auto-orient,1/resize,m_fill,w_150,h_150/quality,q_80',
+    detailCover: '?x-oss-process=image/auto-orient,1/resize,m_fill,w_300,h_180/quality,q_80'
+  },
+  tencent: {
+    listCover: '?imageMogr2/thumbnail/!150x150r/quality/80',
+    detailCover: '?imageMogr2/thumbnail/!300x180r/quality/80',
+  }
+}
+
+function safeRequire(module) {
+  try {
+    return require(module)
+  } catch (e) {
+    if (e.code === 'MODULE_NOT_FOUND') {
+      throw new Error(`${module} 公共模块不存在，请在 uniCloud/database 目录右击"配置schema扩展公共模块"添加 ${module} 模块`)
+    }
+  }
+}
+function getImageCropRule (url) {
+  return /^cloud:\/\//.test(url) ? coverCropRule.tencent : coverCropRule.aliyun
+}
+function getOssProcessUrls (url) {
+  const urls = {}
+
+  if (!url) return urls
+
+  const cropRules = getImageCropRule(url)
+  const cropMediaAssetsConfig = config.cropMediaAssets || false
+
+  for (const key in cropRules) {
+    // webp 格式不支持缩略图
+    if (/.webp/.test(url) || !cropMediaAssetsConfig) {
+      urls[key] = url
+    } else {
+      urls[key] = url + cropRules[key]
+    }
+  }
+  return urls
+}
+function cropImage (result) {
+  if (result && result.data && result.data.length > 0) {
+    result.data.forEach(item => {
+      item.thumb = {}
+
+      if (item.type === 'video') {
+        item.thumb = getOssProcessUrls(item.cover)
+      } else {
+        item.thumb = getOssProcessUrls(item.src)
+      }
+    })
+  }
+}
+
+module.exports = {
+  trigger: {
+    afterRead: ({result}) => {
+      // 处理缩略图
+      try {
+        cropImage(result)
+      } catch (e) {
+        console.error(e)
+        throw new Error("媒体资源应用缩略图规则失败，请看下云函数日志获取详细错误")
+      }
+    }
+  }
+}

collection/uni-media-library/schema.json

@@ -0,0 +1,65 @@
+{
+  "bsonType": "object",
+  "required": [],
+  "permission": {
+    "read": true,
+    "create": true,
+    "update": true,
+    "delete": true
+  },
+  "properties": {
+    "_id": {
+      "description": "ID，系统自动生成"
+    },
+    "src": {
+      "bsonType": "string",
+      "description": "媒体资源地址"
+    },
+    "cover": {
+      "bsonType": "string",
+      "description": "媒体资源封面地址；仅视频使用"
+    },
+    "type": {
+      "bsonType": "string",
+      "description": "媒体资源类型",
+      "enum": ["image", "video"]
+    },
+    "description": {
+      "bsonType": "string",
+      "description": "媒体资源描述"
+    },
+    "alt": {
+      "bsonType": "string",
+      "description": "媒体资源alt替代文字"
+    },
+    "originalName": {
+      "bsonType": "string",
+      "description": "媒体资源原始文件名"
+    },
+    "fileType": {
+      "bsonType": "string",
+      "description": "媒体资源文件类型"
+    },
+    "size": {
+      "bsonType": "number",
+      "description": "媒体资源大小"
+    },
+    "resolution": {
+      "bsonType": "object",
+      "description": "媒体资源分辨率"
+    },
+    "duration": {
+      "bsonType": "number",
+      "description": "媒体资源时长"
+    },
+    "uploadUser": {
+      "bsonType": "string",
+      "description": "媒体资源上传用户",
+      "foreignKey": "uni-id-users._id"
+    },
+    "createDate": {
+      "bsonType": "timestamp",
+      "description": "媒体资源创建时间"
+    }
+  }
+}