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#------------------------------------------------------------------------------
# This file is part of the OpenStructure project <www.openstructure.org>
#
# Copyright (C) 2008-2020 by the OpenStructure authors
#
# This library is free software; you can redistribute it and/or modify it under
# the terms of the GNU Lesser General Public License as published by the Free
# Software Foundation; either version 3.0 of the License, or (at your option)
# any later version.
# This library is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
# details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this library; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#------------------------------------------------------------------------------
from ost import gui
from ost import info
import ost
import re
from PyQt5 import QtCore, QtGui, QtNetwork
from ost.gui import FileLoader
"""
class BaseRemoteLoader(gui.RemoteSiteLoader):
def __init__(self):
gui.RemoteSiteLoader.__init__(self)
self.networkmanager_=QtNetwork.QNetworkAccessManager()
self.downloads_=dict()
QtCore.QObject.connect(self.networkmanager_, QtCore.SIGNAL("finished(QNetworkReply*)"), self.DownloadFinished)
def LoadById(self, id, selection=""):
self.ById(id, selection)
def ById(self, ids, selection=""):
for id in re.findall('\w+', ids):
file_name=self.GetFileName(id)
file = QtCore.QFile(file_name)
if(file.size()==0):
url = QtCore.QUrl(self.GetUrl(id))
request = QtNetwork.QNetworkRequest(url)
reply = self.networkmanager_.get(request)
self.downloads_[reply]=[id,selection]
else:
gui.FileLoader.LoadObject(str(file_name),str(selection))
return None
def IsImg(self):
return False
def IsDefault(self):
return False
def GetRemoteSiteName(self):
pass
def GetUrl(self,id):
pass
def HandleError(self,message):
pass
def DownloadFinished(self, reply):
file_name=self.GetFileName(self.downloads_[reply][0])
file = QtCore.QFile(file_name)
if(reply.error()!=QtNetwork.QNetworkReply.NoError or reply.bytesAvailable()==0):
self.HandleError(reply.errorString());
file.remove()
else:
if(self.downloads_.has_key(reply)):
if(file.open(QtCore.QIODevice.WriteOnly)):
file.write(reply.readAll());
file.close();
selection=self.downloads_[reply][1]
del(self.downloads_[reply])
gui.FileLoader.LoadObject(str(file_name),str(selection))
class GenericLoader(BaseRemoteLoader):
EXT_NAME_ATTRIBUTE_NAME = "ExtName"
URL_ATTRIBUTE_NAME = "Url"
UP_CASE_ATTRIBUTE_NAME = "UpCase"
FILE_TYPE_ATTRIBUTE_NAME = "FileType"
TMP_URL_ATTRIBUTE_NAME= "TmpUrl"
IMG_ATTRIBUTE_NAME= "Img"
DEFAULT_ATTRIBUTE_NAME= "Default"
def __init__(self, name, url, up_case, file_type, tmp_url=None, img=False, default=False):
BaseRemoteLoader.__init__(self)
self.name_ = QtCore.QString(name)
self.url_ = QtCore.QString(url)
self.up_case_ = up_case
self.img_ = img
self.default_ = default
if file_type is not None:
self.file_type_ = QtCore.QString(file_type)
else:
self.file_type_ = None
if tmp_url is not None:
self.tmp_url_ = QtCore.QString(tmp_url)
else:
self.tmp_url_ = tmp_url
def IsImg(self):
return self.img_
def IsDefault(self):
return self.default_
def GetRemoteSiteName(self):
return self.name_
def GetUrl(self, id):
formatted_id = id
if self.up_case_:
formatted_id = QtCore.QString(id).toUpper()
url = QtCore.QString(self.url_)
url.replace("${ID}",formatted_id)
return str(url)
def GetFileName(self,id):
formatted_id = id
if self.up_case_:
formatted_id = QtCore.QString(id).toUpper()
url = None
if self.tmp_url_ is not None:
url = self.tmp_url_ + QtCore.QDir.separator()
else:
url = QtCore.QDir.tempPath() + QtCore.QDir.separator()
file_type = None
if self.file_type_ is None:
remote_url = QtCore.QString(self.GetUrl(id))
index = remote_url.lastIndexOf(".")
if(index >=0):
file_type = remote_url.right(remote_url.size()-index-1)
if file_type is None:
file_type = self.file_type_
if len(self.name_)>0:
return url+formatted_id +"_"+self.name_+"."+file_type
else:
return url+formatted_id+"."+file_type
def HandleError(self, message):
ost.LogError(str("Could not download file\n"+message+""))
def ToInfo(self,group):
group.SetAttribute(GenericLoader.EXT_NAME_ATTRIBUTE_NAME, str(self.name_))
group.SetAttribute(GenericLoader.URL_ATTRIBUTE_NAME, str(self.url_))
if self.up_case_:
group.SetAttribute(GenericLoader.UP_CASE_ATTRIBUTE_NAME, str(self.up_case_))
if self.file_type_ is not None:
group.SetAttribute(GenericLoader.FILE_TYPE_ATTRIBUTE_NAME, str(self.file_type_))
if self.tmp_url_ is not None:
group.SetAttribute(GenericLoader.TMP_URL_ATTRIBUTE_NAME, str(self.tmp_url_))
if self.img_ is not None:
group.SetAttribute(GenericLoader.IMG_ATTRIBUTE_NAME, str(int(self.img_)))
if self.default_ is not None:
group.SetAttribute(GenericLoader.DEFAULT_ATTRIBUTE_NAME, str(int(self.default_)))
@staticmethod
def FromInfo(group):
name = None
url = None
up_case = False
file_type = None
tmp_url = None
img = False
default = False
if group.HasAttribute(GenericLoader.EXT_NAME_ATTRIBUTE_NAME):
name = QtCore.QString(group.GetAttribute(GenericLoader.EXT_NAME_ATTRIBUTE_NAME))
if group.HasAttribute(GenericLoader.URL_ATTRIBUTE_NAME):
url = QtCore.QString(group.GetAttribute(GenericLoader.URL_ATTRIBUTE_NAME))
if group.HasAttribute(GenericLoader.UP_CASE_ATTRIBUTE_NAME):
up_case = bool(group.GetAttribute(GenericLoader.UP_CASE_ATTRIBUTE_NAME))
if group.HasAttribute(GenericLoader.FILE_TYPE_ATTRIBUTE_NAME):
file_type = QtCore.QString(group.GetAttribute(GenericLoader.FILE_TYPE_ATTRIBUTE_NAME))
if group.HasAttribute(GenericLoader.TMP_URL_ATTRIBUTE_NAME):
tmp_url = QtCore.QString(group.GetAttribute(GenericLoader.TMP_URL_ATTRIBUTE_NAME))
if group.HasAttribute(GenericLoader.IMG_ATTRIBUTE_NAME):
img = bool(int(group.GetAttribute(GenericLoader.IMG_ATTRIBUTE_NAME)))
if group.HasAttribute(GenericLoader.DEFAULT_ATTRIBUTE_NAME):
default = bool(int(group.GetAttribute(GenericLoader.DEFAULT_ATTRIBUTE_NAME)))
return GenericLoader(name, url, up_case, file_type, tmp_url, img, default)
"""
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