Mercurial Repositories > eric / file comparison
comparison: eric6/WebBrowser/QtHelp/HelpDocsInstaller.py
eric6/WebBrowser/QtHelp/HelpDocsInstaller.py
- changeset 6942
- 2602857055c5
- parent 6645
- ad476851d7e0
- child 7195
- 6b53960ff598
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| 6941:f99d60d6b59b | 6942:2602857055c5 |
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| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2009 - 2019 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a thread class populating and updating the QtHelp | |
| 8 documentation database. | |
| 9 """ | |
| 10 | |
| 11 from __future__ import unicode_literals | |
| 12 | |
| 13 import os | |
| 14 | |
| 15 from PyQt5.QtCore import pyqtSignal, QThread, Qt, QMutex, QDateTime, QDir, \ | |
| 16 QLibraryInfo, QFileInfo | |
| 17 from PyQt5.QtHelp import QHelpEngineCore | |
| 18 | |
| 19 from eric6config import getConfig | |
| 20 | |
| 21 from Globals import qVersionTuple | |
| 22 | |
| 23 | |
| 24 class HelpDocsInstaller(QThread): | |
| 25 """ | |
| 26 Class implementing the worker thread populating and updating the QtHelp | |
| 27 documentation database. | |
| 28 | |
| 29 @signal errorMessage(str) emitted, if an error occurred during | |
| 30 the installation of the documentation | |
| 31 @signal docsInstalled(bool) emitted after the installation has finished | |
| 32 """ | |
| 33 errorMessage = pyqtSignal(str) | |
| 34 docsInstalled = pyqtSignal(bool) | |
| 35 | |
| 36 def __init__(self, collection): | |
| 37 """ | |
| 38 Constructor | |
| 39 | |
| 40 @param collection full pathname of the collection file (string) | |
| 41 """ | |
| 42 super(HelpDocsInstaller, self).__init__() | |
| 43 | |
| 44 self.__abort = False | |
| 45 self.__collection = collection | |
| 46 self.__mutex = QMutex() | |
| 47 | |
| 48 def stop(self): | |
| 49 """ | |
| 50 Public slot to stop the installation procedure. | |
| 51 """ | |
| 52 if not self.isRunning(): | |
| 53 return | |
| 54 | |
| 55 self.__mutex.lock() | |
| 56 self.__abort = True | |
| 57 self.__mutex.unlock() | |
| 58 self.wait() | |
| 59 | |
| 60 def installDocs(self): | |
| 61 """ | |
| 62 Public method to start the installation procedure. | |
| 63 """ | |
| 64 self.start(QThread.LowPriority) | |
| 65 | |
| 66 def run(self): | |
| 67 """ | |
| 68 Public method executed by the thread. | |
| 69 """ | |
| 70 engine = QHelpEngineCore(self.__collection) | |
| 71 changes = False | |
| 72 | |
| 73 qt4Docs = ["designer", "linguist", "qt"] | |
| 74 qt5Docs = [ | |
| 75 "activeqt", "qdoc", "qmake", "qt3d", "qt3drenderer", | |
| 76 "qtandroidextras", "qtassistant", "qtbluetooth", "qtcanvas3d", | |
| 77 "qtconcurrent", "qtcore", "qtdbus", "qtdesigner", "qtdoc", | |
| 78 "qtenginio", "qtenginiooverview", "qtenginoqml", | |
| 79 "qtgraphicaleffects", "qtgui", "qthelp", "qtimageformats", | |
| 80 "qtlabscontrols", "qtlinguist", "qtlocation", "qtmaxextras", | |
| 81 "qtmultimedia", "qtmultimediawidgets", "qtnetwork", "qtnfc", | |
| 82 "qtopengl", "qtplatformheaders", "qtpositioning", "qtprintsupport", | |
| 83 "qtqml", "qtquick", "qtquickcontrols", "qtquickdialogs", | |
| 84 "qtquickextras", "qtquicklayouts", "qtscript", "qtscripttools", | |
| 85 "qtsensors", "qtserialbus", "qtserialport", "qtsql", "qtsvg", | |
| 86 "qttestlib", "qtuitools", "qtwebchannel", "qtwebengine", | |
| 87 "qtwebenginewidgets", "qtwebkit", "qtwebkitexamples", | |
| 88 "qtwebsockets", "qtwebview", "qtwidgets", "qtwinextras", | |
| 89 "qtx11extras", "qtxml", "qtxmlpatterns"] | |
| 90 for qtDocs, version in [(qt4Docs, 4), (qt5Docs, 5)]: | |
| 91 for doc in qtDocs: | |
| 92 changes |= self.__installQtDoc(doc, version, engine) | |
| 93 self.__mutex.lock() | |
| 94 if self.__abort: | |
| 95 engine = None | |
| 96 self.__mutex.unlock() | |
| 97 return | |
| 98 self.__mutex.unlock() | |
| 99 | |
| 100 changes |= self.__installEric6Doc(engine) | |
| 101 engine = None | |
| 102 del engine | |
| 103 self.docsInstalled.emit(changes) | |
| 104 | |
| 105 def __installQtDoc(self, name, version, engine): | |
| 106 """ | |
| 107 Private method to install/update a Qt help document. | |
| 108 | |
| 109 @param name name of the Qt help document (string) | |
| 110 @param version Qt version of the help documens (integer) | |
| 111 @param engine reference to the help engine (QHelpEngineCore) | |
| 112 @return flag indicating success (boolean) | |
| 113 """ | |
| 114 versionKey = "qt_version_{0}@@{1}".format(version, name) | |
| 115 info = engine.customValue(versionKey, "") | |
| 116 lst = info.split('|') | |
| 117 | |
| 118 dt = QDateTime() | |
| 119 if len(lst) and lst[0]: | |
| 120 dt = QDateTime.fromString(lst[0], Qt.ISODate) | |
| 121 | |
| 122 qchFile = "" | |
| 123 if len(lst) == 2: | |
| 124 qchFile = lst[1] | |
| 125 | |
| 126 if version == 4: | |
| 127 docsPath = QDir( | |
| 128 QLibraryInfo.location(QLibraryInfo.DocumentationPath) + | |
| 129 QDir.separator() + "qch") | |
| 130 elif version == 5: | |
| 131 docsPath = QLibraryInfo.location(QLibraryInfo.DocumentationPath) | |
| 132 if not os.path.isdir(docsPath) or \ | |
| 133 len(QDir(docsPath).entryList(["*.qch"])) == 0: | |
| 134 # Qt installer is a bit buggy; it's missing a symbolic link | |
| 135 docsPathList = QDir.fromNativeSeparators(docsPath).split("/") | |
| 136 docsPath = os.sep.join( | |
| 137 docsPathList[:-3] + | |
| 138 ["Docs", "Qt-{0}.{1}".format(*qVersionTuple())]) | |
| 139 docsPath = QDir(docsPath) | |
| 140 else: | |
| 141 # unsupported Qt version | |
| 142 return False | |
| 143 | |
| 144 files = docsPath.entryList(["*.qch"]) | |
| 145 if not files: | |
| 146 engine.setCustomValue( | |
| 147 versionKey, | |
| 148 QDateTime().toString(Qt.ISODate) + '|') | |
| 149 return False | |
| 150 | |
| 151 for f in files: | |
| 152 if f.startswith(name + "."): | |
| 153 fi = QFileInfo(docsPath.absolutePath() + QDir.separator() + f) | |
| 154 namespace = QHelpEngineCore.namespaceName( | |
| 155 fi.absoluteFilePath()) | |
| 156 if not namespace: | |
| 157 continue | |
| 158 | |
| 159 if dt.isValid() and \ | |
| 160 namespace in engine.registeredDocumentations() and \ | |
| 161 fi.lastModified().toString(Qt.ISODate) == \ | |
| 162 dt.toString(Qt.ISODate) and \ | |
| 163 qchFile == fi.absoluteFilePath(): | |
| 164 return False | |
| 165 | |
| 166 if namespace in engine.registeredDocumentations(): | |
| 167 engine.unregisterDocumentation(namespace) | |
| 168 | |
| 169 if not engine.registerDocumentation(fi.absoluteFilePath()): | |
| 170 self.errorMessage.emit( | |
| 171 self.tr( | |
| 172 """<p>The file <b>{0}</b> could not be""" | |
| 173 """ registered. <br/>Reason: {1}</p>""") | |
| 174 .format(fi.absoluteFilePath, engine.error()) | |
| 175 ) | |
| 176 return False | |
| 177 | |
| 178 engine.setCustomValue( | |
| 179 versionKey, | |
| 180 fi.lastModified().toString(Qt.ISODate) + '|' + | |
| 181 fi.absoluteFilePath()) | |
| 182 return True | |
| 183 | |
| 184 return False | |
| 185 | |
| 186 def __installEric6Doc(self, engine): | |
| 187 """ | |
| 188 Private method to install/update the eric6 help documentation. | |
| 189 | |
| 190 @param engine reference to the help engine (QHelpEngineCore) | |
| 191 @return flag indicating success (boolean) | |
| 192 """ | |
| 193 versionKey = "eric6_ide" | |
| 194 info = engine.customValue(versionKey, "") | |
| 195 lst = info.split('|') | |
| 196 | |
| 197 dt = QDateTime() | |
| 198 if len(lst) and lst[0]: | |
| 199 dt = QDateTime.fromString(lst[0], Qt.ISODate) | |
| 200 | |
| 201 qchFile = "" | |
| 202 if len(lst) == 2: | |
| 203 qchFile = lst[1] | |
| 204 | |
| 205 docsPath = QDir(getConfig("ericDocDir") + QDir.separator() + "Help") | |
| 206 | |
| 207 files = docsPath.entryList(["*.qch"]) | |
| 208 if not files: | |
| 209 engine.setCustomValue( | |
| 210 versionKey, QDateTime().toString(Qt.ISODate) + '|') | |
| 211 return False | |
| 212 | |
| 213 for f in files: | |
| 214 if f == "source.qch": | |
| 215 fi = QFileInfo(docsPath.absolutePath() + QDir.separator() + f) | |
| 216 namespace = QHelpEngineCore.namespaceName( | |
| 217 fi.absoluteFilePath()) | |
| 218 if not namespace: | |
| 219 continue | |
| 220 | |
| 221 if dt.isValid() and \ | |
| 222 namespace in engine.registeredDocumentations() and \ | |
| 223 fi.lastModified().toString(Qt.ISODate) == \ | |
| 224 dt.toString(Qt.ISODate) and \ | |
| 225 qchFile == fi.absoluteFilePath(): | |
| 226 return False | |
| 227 | |
| 228 if namespace in engine.registeredDocumentations(): | |
| 229 engine.unregisterDocumentation(namespace) | |
| 230 | |
| 231 if not engine.registerDocumentation(fi.absoluteFilePath()): | |
| 232 self.errorMessage.emit( | |
| 233 self.tr( | |
| 234 """<p>The file <b>{0}</b> could not be""" | |
| 235 """ registered. <br/>Reason: {1}</p>""") | |
| 236 .format(fi.absoluteFilePath, engine.error()) | |
| 237 ) | |
| 238 return False | |
| 239 | |
| 240 engine.setCustomValue( | |
| 241 versionKey, | |
| 242 fi.lastModified().toString(Qt.ISODate) + '|' + | |
| 243 fi.absoluteFilePath()) | |
| 244 return True | |
| 245 | |
| 246 return False |
