def album_upload():
form = AlbumUploadForm()
albums = Album.query.filter_by(user_id=session.get("user_id")).all()
form.album_title.choices = [(item.id, item.title) for item in albums]
if len(form.album_title.choices) < 1:
flash(message="请先创建一个相册！再上传照片", category='err')
return redirect(url_for("album_create"))
if request.method == "POST":
# 通过 files.getlist() 获得上传的 FileStorage 文件对象列表
fses = request.files.getlist("album_upload")
# 检查文件扩展名，将合格的文件过滤出来
valid_fses = check_filestorages_extension(fses, ALLOWED_IMAGE_EXTENSIONS)
if len(valid_fses) < 1:
flash(message="只允许上传文件类型：" + str(ALLOWED_IMAGE_EXTENSIONS), category='err')
return redirect(url_for("album_upload"))
else:
files_url = []
album_cover = ''
# 开始遍历保存每一个合格文件
for fs in valid_fses:
album_title = ''
for id, title in form.album_title.choices:
if id == form.album_title.data:
album_title = title
folder = session.get("user_name") + '/' + album_title
name_orig = secure_filename_with_uuid(fs.filename)
fname = photosSet.save(fs, folder=folder, name=name_orig)
ts_path = photosSet.config.destination + '/' + folder
# 创建并保存缩略图
name_thumb = create_thumbnail(path=ts_path, filename=name_orig, base_width=300)
# 创建并保存展示图
name_show = create_show(path=ts_path, filename=name_orig, base_width=800)
# 把产生的Photo对象保存到数据库
photo = Photo(origname=name_orig, showname=name_show, thumbname=name_thumb,
album_id=form.album_title.data)
db.session.add(photo)
db.session.commit()
# 设置封面文件
album_cover = photo.thumbname
# 获取刚才保存的缩略图文件的url
furl = photosSet.url(folder + '/' + name_thumb)
files_url.append(furl)
album = Album.query.filter_by(id=form.album_title.data).first()
album.photonum += len(valid_fses)
album.cover = album_cover
db.session.add(album)
db.session.commit()
message = "成功保存：" + str(len(valid_fses)) + "张图像; "
message += "当前相册共有：" + str(album.photonum) + "张图像"
flash(message=message, category='ok')
return render_template("album_upload.html", form=form, files_url=files_url)
return render_template("album_upload.html", form=form)
def user_album_mine_photo_add(id):
album = Album.query.get_or_404(id)
if request.method == 'GET':
folder = album.user.name + '/' + album.title
for photo in album.photos:
photo.url = photosSet.url(folder + '/' + photo.thumbname)
if request.method == "POST":
# 通过 files.getlist() 获得上传的 FileStorage 文件对象列表
fses = request.files.getlist("album_upload")
# 检查文件扩展名，将合格的文件过滤出来
valid_fses = check_filestorages_extension(fses,
ALLOWED_IMAGE_EXTENSIONS)
if len(valid_fses) < 1:
flash(message="只允许上传文件类型：" + str(ALLOWED_IMAGE_EXTENSIONS),
category='err')
return redirect(url_for("user_album_mine_adddel", id=id))
else:
# 开始遍历保存每一个合格文件
for fs in valid_fses:
folder = session.get("user_name") + '/' + album.title
name_orig = secure_filename_with_uuid(fs.filename)
fname = photosSet.save(fs, folder=folder, name=name_orig)
ts_path = photosSet.config.destination + '/' + folder
# 创建并保存缩略图
name_thumb = create_thumbnail(path=ts_path,
filename=name_orig,
base_width=300)
# 创建并保存展示图
name_show = create_show(path=ts_path,
filename=name_orig,
base_width=800)
# 把产生的Photo对象保存到数据库
photo = Photo(origname=name_orig,
showname=name_show,
thumbname=name_thumb,
album_id=album.id)
db.session.add(photo)
db.session.commit()
album.photonum += len(valid_fses)
db.session.add(album)
db.session.commit()
message = "成功保存：" + str(len(valid_fses)) + "张图像; "
message += "当前相册共有：" + str(album.photonum) + "张图像"
flash(message=message, category='ok')
return redirect(url_for("user_album_mine_photo_add", id=id))
return render_template('user_album_mine_adddel.html',
album=album,
form=PhotoAddForm())
def album_upload(): # 相册首页
form = AlbumUploadForm()
albums = Album.query.filter_by(
user_id=session["user_id"]).all() # 获取全部相册标签
# 动态构造form表单数据： 相册的id作为form.album_title.data即 form.album_title.data为当前相册的id
form.album_title.choices = [(item.id, item.title)
for item in albums] # 获取到数据库中存储的全部相册标签然后动态填写
if len(albums) < 1:
flash(message="请先创建一个相册，再上传照片！", category="err")
return redirect(url_for("album_create"))
if request.method == "POST":
fses = request.files.getlist("album_upload") # 获取上传的多个文件
# 检查文件扩展名，将合格的文件过滤出来
valid_fses = check_filestorages_extension(
fses, allowed_extensions=ALLOWED_IMAGEEXTENSIONS)
if len(valid_fses) < 1:
flash(message="只允许上传文件类型：" + str(ALLOWED_IMAGEEXTENSIONS),
category="err")
return redirect(url_for("album_upload"))
else:
# 获取当前相册的名称
files_url = []
album_title = ""
for id, title in form.album_title.choices:
if id == form.album_title.data:
album_title = title
# 开始遍历保存每一个合格文件
for fs in valid_fses:
name_origin = secure_filename_with_uuid(fs.filename)
folder = session.get("user_name") + "/" + album_title
fname = photosSet.save(fs, folder=folder, name=name_origin)
ts_path = photosSet.config.destination + "/" + folder
# 创建并保存缩略图 photosSet.config.destination=app.config['UPLOADED_PHOTOS_DEST'] 绝对路径 uploads文件夹
name_thumb = create_thumbnail(path=ts_path,
filename=name_origin,
base_width=300)
# 获取保存缩略图文件的url
# furl = photosSet.url(fname) #原图url
furl = photosSet.url(folder + "/" + name_thumb)
files_url.append(furl)
# 创建并保存大图
name_show = create_show(path=ts_path,
filename=name_origin,
base_width=800)
# 将产生的Photo对象保存到数据库中去
photo = Photo(origname=name_origin,
showname=name_show,
thumbname=name_thumb,
album_id=form.album_title.data)
# 更新数据库
db.session.add(photo)
db.session.commit()
furl = photosSet.url(folder + "/" + name_thumb)
# files_url.append(furl)
# 当前上传图片的相册
print("当前相册id: ", form.album_title.data)
# 获取当前相册 form构造的时候 相册的id作为form.album_title.data即 form.album_title.data为当前相册的id
album = Album.query.filter_by(id=form.album_title.data).first()
album.photonum += len(valid_fses)
# 更新数据库
db.session.add(album)
db.session.commit()
message = "成功上传 " + str(
len(valid_fses)) + " 张图片！！" + "当前相册共有 " + str(
album.photonum) + " 张图片！！"
flash(message=message, category="ok")
return render_template("album_upload.html",
form=form,
files_url=files_url)
return render_template("album_upload.html", form=form)