使用flask-restful实现数据校验与序列化

applications/view/admin/file_curd.py

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+import os
+from flask import current_app
+from sqlalchemy import desc
+
+from applications.common.utils.upload import photos
+from applications.extensions import db
+from applications.models import Photo, PhotoSchema
+from applications.common.curd import model_to_dicts
+
+
+def get_photo(page, limit):
+    photo = Photo.query.order_by(desc(Photo.create_time)).paginate(page=page, per_page=limit, error_out=False)
+    count = Photo.query.count()
+    data = model_to_dicts(Schema=PhotoSchema, model=photo.items)
+    return data, count
+
+
+def upload_one(photo, mime):
+    filename = photos.save(photo)
+    file_url = photos.url(filename)
+
+    upload_url = current_app.config.get("UPLOADED_PHOTOS_DEST")
+    size = os.path.getsize(upload_url + '/' + filename)
+    photo = Photo(name=filename, href=file_url, mime=mime, size=size)
+    db.session.add(photo)
+    db.session.commit()
+    return file_url
+
+
+def delete_photo_by_id(_id):
+    photo_name = Photo.query.filter_by(id=_id).first().name
+    photo = Photo.query.filter_by(id=_id).delete()
+    db.session.commit()
+    upload_url = current_app.config.get("UPLOADED_PHOTOS_DEST")
+    os.remove(upload_url + '/' + photo_name)
+    return photo