--- a/eric6/Helpviewer/GreaseMonkey/GreaseMonkeyDownloader.py Sat Sep 07 14:45:27 2019 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,175 +0,0 @@
-# -*- coding: utf-8 -*-
-
-# Copyright (c) 2012 - 2019 Detlev Offenbach <detlev@die-offenbachs.de>
-#
-
-"""
-Module implementing the downloader for GreaseMonkey scripts.
-"""
-
-from __future__ import unicode_literals
-
-import os
-
-from PyQt5.QtCore import pyqtSignal, QObject, QSettings, QRegExp, QUrl
-from PyQt5.QtWidgets import QDialog
-from PyQt5.QtNetwork import QNetworkReply
-
-from E5Gui import E5MessageBox
-
-import Helpviewer.HelpWindow
-from Helpviewer.Network.FollowRedirectReply import FollowRedirectReply
-
-
-class GreaseMonkeyDownloader(QObject):
- """
- Class implementing the downloader for GreaseMonkey scripts.
-
- @signal finished() emitted to indicate the end of a script download
- """
- finished = pyqtSignal()
-
- def __init__(self, request, manager):
- """
- Constructor
-
- @param request reference to the request object (QNetworkRequest)
- @param manager reference to the GreaseMonkey manager
- (GreaseMonkeyManager)
- """
- super(GreaseMonkeyDownloader, self).__init__()
-
- self.__manager = manager
-
- self.__reply = FollowRedirectReply(
- request.url(),
- Helpviewer.HelpWindow.HelpWindow.networkAccessManager())
- self.__reply.finished.connect(self.__scriptDownloaded)
-
- self.__fileName = ""
- self.__requireUrls = []
-
- def __scriptDownloaded(self):
- """
- Private slot to handle the finished download of a script.
- """
- response = bytes(self.__reply.readAll()).decode()
-
- if self.__reply.error() == QNetworkReply.NoError and \
- "// ==UserScript==" in response:
- from Helpviewer import HelpUtilities
- filePath = os.path.join(
- self.__manager.scriptsDirectory(),
- HelpUtilities.getFileNameFromUrl(self.__reply.url()))
- self.__fileName = HelpUtilities.ensureUniqueFilename(filePath)
-
- try:
- f = open(self.__fileName, "w", encoding="utf-8")
- except (IOError, OSError) as err:
- E5MessageBox.critical(
- None,
- self.tr("GreaseMonkey Download"),
- self.tr(
- """<p>The file <b>{0}</b> could not be opened"""
- """ for writing.<br/>Reason: {1}</p>""").format(
- self.__fileName, str(err)))
- self.finished.emit()
- return
- f.write(response)
- f.close()
-
- settings = QSettings(
- os.path.join(self.__manager.requireScriptsDirectory(),
- "requires.ini"),
- QSettings.IniFormat)
- settings.beginGroup("Files")
-
- rx = QRegExp("@require(.*)\\n")
- rx.setMinimal(True)
- rx.indexIn(response)
-
- for i in range(1, rx.captureCount() + 1):
- url = rx.cap(i).strip()
- if url and not settings.contains(url):
- self.__requireUrls.append(QUrl(url))
-
- self.__reply.deleteLater()
- self.__reply = None
-
- self.__downloadRequires()
-
- def __requireDownloaded(self):
- """
- Private slot to handle the finished download of a required script.
- """
- response = bytes(self.__reply.readAll()).decode()
-
- if self.__reply.error() == QNetworkReply.NoError and response:
- from Helpviewer import HelpUtilities
- filePath = os.path.join(self.__manager.requireScriptsDirectory(),
- "require.js")
- fileName = HelpUtilities.ensureUniqueFilename(filePath, "{0}")
-
- try:
- f = open(fileName, "w", encoding="utf-8")
- except (IOError, OSError) as err:
- E5MessageBox.critical(
- None,
- self.tr("GreaseMonkey Download"),
- self.tr(
- """<p>The file <b>{0}</b> could not be opened"""
- """ for writing.<br/>Reason: {1}</p>""").format(
- fileName, str(err)))
- self.finished.emit()
- return
- f.write(response)
- f.close()
-
- settings = QSettings(
- os.path.join(self.__manager.requireScriptsDirectory(),
- "requires.ini"),
- QSettings.IniFormat)
- settings.beginGroup("Files")
- settings.setValue(self.__reply.originalUrl().toString(), fileName)
-
- self.__reply.deleteLater()
- self.__reply = None
-
- self.__downloadRequires()
-
- def __downloadRequires(self):
- """
- Private slot to initiate the download of required scripts.
- """
- if self.__requireUrls:
- self.__reply = FollowRedirectReply(
- self.__requireUrls.pop(0),
- Helpviewer.HelpWindow.HelpWindow.networkAccessManager())
- self.__reply.finished.connect(self.__requireDownloaded)
- else:
- from .GreaseMonkeyScript import GreaseMonkeyScript
- deleteScript = True
- script = GreaseMonkeyScript(self.__manager, self.__fileName)
-
- if script.isValid():
- if not self.__manager.containsScript(script.fullName()):
- from .GreaseMonkeyAddScriptDialog import \
- GreaseMonkeyAddScriptDialog
- dlg = GreaseMonkeyAddScriptDialog(self.__manager, script)
- deleteScript = dlg.exec_() != QDialog.Accepted
- else:
- E5MessageBox.information(
- None,
- self.tr("GreaseMonkey Download"),
- self.tr(
- """<p><b>{0}</b> is already installed.</p>""")
- .format(script.name()))
-
- if deleteScript:
- try:
- os.remove(self.__fileName)
- except (IOError, OSError):
- # ignore
- pass
-
- self.finished.emit()
