Helpviewer/HelpDocsInstaller.py

Fri, 11 Mar 2011 16:51:57 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Fri, 11 Mar 2011 16:51:57 +0100
changeset 945
8cd4d08fa9f6
parent 791
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child 1112
8a7d1b9d18db
permissions
-rw-r--r--

Made code mostly PEP 8 compliant (except all whitespace and line length).

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2009 - 2011 Detlev Offenbach <detlev@die-offenbachs.de>
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4 #
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5
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6 """
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7 Module implementing a thread class populating and updating the QtHelp
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8 documentation database.
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9 """
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10
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11 from PyQt4.QtCore import *
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12 from PyQt4.QtGui import *
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13 from PyQt4.QtHelp import QHelpEngineCore
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14
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15 from eric5config import getConfig
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16
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17
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18 class HelpDocsInstaller(QThread):
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19 """
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20 Class implementing the worker thread populating and updating the QtHelp
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21 documentation database.
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22
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23 @signal errorMessage(str) emitted, if an error occurred during
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24 the installation of the documentation
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25 @signal docsInstalled(bool) emitted after the installation has finished
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26 """
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27 errorMessage = pyqtSignal(str)
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28 docsInstalled = pyqtSignal(bool)
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29
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30 def __init__(self, collection):
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31 """
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32 Constructor
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33
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34 @param collection full pathname of the collection file (string)
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35 """
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36 QThread.__init__(self)
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37
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38 self.__abort = False
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39 self.__collection = collection
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40 self.__mutex = QMutex()
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41
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42 def stop(self):
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43 """
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44 Public slot to stop the installation procedure.
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45 """
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46 if not self.isRunning():
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47 return
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48
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49 self.__mutex.lock()
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50 self.__abort = True
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51 self.__mutex.unlock()
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52 self.wait()
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53
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54 def installDocs(self):
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55 """
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56 Public method to start the installation procedure.
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57 """
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58 self.start(QThread.LowPriority)
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59
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60 def run(self):
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61 """
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62 Protected method executed by the thread.
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63 """
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64 engine = QHelpEngineCore(self.__collection)
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65 engine.setupData()
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66 changes = False
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67
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68 qtDocs = ["designer", "linguist", "qt"]
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69 for doc in qtDocs:
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70 changes |= self.__installQtDoc(doc, engine)
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71 self.__mutex.lock()
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72 if self.__abort:
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73 engine = None
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74 self.__mutex.unlock()
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75 return
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76 self.__mutex.unlock()
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77
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78 changes |= self.__installEric5Doc(engine)
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79 engine = None
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80 del engine
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81 self.docsInstalled.emit(changes)
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82
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83 def __installQtDoc(self, name, engine):
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84 """
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85 Private method to install/update a Qt help document.
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86
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87 @param name name of the Qt help document (string)
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88 @param engine reference to the help engine (QHelpEngineCore)
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89 @return flag indicating success (boolean)
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90 """
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91 versionKey = "qt_version_{0}@@{1}".format(qVersion(), name)
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92 info = engine.customValue(versionKey, "")
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93 lst = info.split('|')
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94
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95 dt = QDateTime()
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96 if len(lst) and lst[0]:
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97 dt = QDateTime.fromString(lst[0], Qt.ISODate)
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98
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99 qchFile = ""
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100 if len(lst) == 2:
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101 qchFile = lst[1]
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102
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103 docsPath = QDir(QLibraryInfo.location(QLibraryInfo.DocumentationPath) + \
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104 QDir.separator() + "qch")
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105
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106 files = docsPath.entryList(["*.qch"])
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107 if not files:
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108 engine.setCustomValue(versionKey,
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109 QDateTime().toString(Qt.ISODate) + '|')
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110 return False
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111
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112 for f in files:
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113 if f.startswith(name):
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114 fi = QFileInfo(docsPath.absolutePath() + QDir.separator() + f)
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115 namespace = QHelpEngineCore.namespaceName(fi.absoluteFilePath())
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116 if not namespace:
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117 continue
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118
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119 if dt.isValid() and \
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120 namespace in engine.registeredDocumentations() and \
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121 fi.lastModified().toString(Qt.ISODate) == dt.toString(Qt.ISODate) and \
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122 qchFile == fi.absoluteFilePath():
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123 return False
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124
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125 if namespace in engine.registeredDocumentations():
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126 engine.unregisterDocumentation(namespace)
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127
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128 if not engine.registerDocumentation(fi.absoluteFilePath()):
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129 self.errorMessage.emit(
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130 self.trUtf8("""<p>The file <b>{0}</b> could not be registered."""
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131 """<br/>Reason: {1}</p>""")\
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132 .format(fi.absoluteFilePath, engine.error())
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133 )
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
134 return False
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
135
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
136 engine.setCustomValue(versionKey,
7
c679fb30c8f3 Change code dealing with QVariant (and QSettings) to use the PyQt4 QVariant v2 API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 0
diff changeset
137 fi.lastModified().toString(Qt.ISODate) + '|' + \
c679fb30c8f3 Change code dealing with QVariant (and QSettings) to use the PyQt4 QVariant v2 API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 0
diff changeset
138 fi.absoluteFilePath())
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
139 return True
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
140
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
141 return False
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
142
18
3b1f5d872fd7 More renaming to eric5.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 15
diff changeset
143 def __installEric5Doc(self, engine):
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
144 """
15
f6ccc31d6e72 Started to rename stuff for eric5.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 13
diff changeset
145 Private method to install/update the eric5 help documentation.
0
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
146
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
147 @param engine reference to the help engine (QHelpEngineCore)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
148 @return flag indicating success (boolean)
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
149 """
15
f6ccc31d6e72 Started to rename stuff for eric5.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 13
diff changeset
150 versionKey = "eric5_ide"
7
c679fb30c8f3 Change code dealing with QVariant (and QSettings) to use the PyQt4 QVariant v2 API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 0
diff changeset
151 info = engine.customValue(versionKey, "")
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
152 lst = info.split('|')
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
153
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
154 dt = QDateTime()
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
155 if len(lst) and lst[0]:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
156 dt = QDateTime.fromString(lst[0], Qt.ISODate)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
157
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
158 qchFile = ""
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
159 if len(lst) == 2:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
160 qchFile = lst[1]
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
161
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
162 docsPath = QDir(getConfig("ericDocDir") + QDir.separator() + "Help")
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
163
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
164 files = docsPath.entryList(["*.qch"])
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
165 if not files:
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
166 engine.setCustomValue(versionKey,
7
c679fb30c8f3 Change code dealing with QVariant (and QSettings) to use the PyQt4 QVariant v2 API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 0
diff changeset
167 QDateTime().toString(Qt.ISODate) + '|')
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
168 return False
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
169
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
170 for f in files:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
171 if f == "source.qch":
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
172 fi = QFileInfo(docsPath.absolutePath() + QDir.separator() + f)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
173 if dt.isValid() and \
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
174 fi.lastModified().toString(Qt.ISODate) == dt.toString(Qt.ISODate) and \
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
175 qchFile == fi.absoluteFilePath():
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
176 return False
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
177
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
178 namespace = QHelpEngineCore.namespaceName(fi.absoluteFilePath())
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
179 if not namespace:
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
180 continue
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
181
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
182 if namespace in engine.registeredDocumentations():
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
183 engine.unregisterDocumentation(namespace)
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
184
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
185 if not engine.registerDocumentation(fi.absoluteFilePath()):
487
4d41d03d3d00 Continued porting signal/slot usage to the new API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 168
diff changeset
186 self.errorMessage.emit(
168
3383117f894b Fixed a few bugs in the web browser.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 18
diff changeset
187 self.trUtf8("""<p>The file <b>{0}</b> could not be registered."""
3383117f894b Fixed a few bugs in the web browser.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 18
diff changeset
188 """<br/>Reason: {1}</p>""")\
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
189 .format(fi.absoluteFilePath, engine.error())
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
190 )
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
191 return False
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
192
945
8cd4d08fa9f6 Made code mostly PEP 8 compliant (except all whitespace and line length).
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 791
diff changeset
193 engine.setCustomValue(versionKey,
7
c679fb30c8f3 Change code dealing with QVariant (and QSettings) to use the PyQt4 QVariant v2 API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 0
diff changeset
194 fi.lastModified().toString(Qt.ISODate) + '|' + \
c679fb30c8f3 Change code dealing with QVariant (and QSettings) to use the PyQt4 QVariant v2 API.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 0
diff changeset
195 fi.absoluteFilePath())
0
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
196 return True
de9c2efb9d02 Started porting eric4 to Python3
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
197
168
3383117f894b Fixed a few bugs in the web browser.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 18
diff changeset
198 return False

eric ide

mercurial