Mercurial Repositories > eric / file comparison
comparison: Helpviewer/Bookmarks/NsHtmlReader.py
Helpviewer/Bookmarks/NsHtmlReader.py
- changeset 1732
- b140a24e147a
- child 2302
- f29e9405c851
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| 1731:56cf9c150dbf | 1732:b140a24e147a |
|---|---|
| 1 # -*- coding: utf-8 -*- | |
| 2 | |
| 3 # Copyright (c) 2012 Detlev Offenbach <detlev@die-offenbachs.de> | |
| 4 # | |
| 5 | |
| 6 """ | |
| 7 Module implementing a class to read Netscape HTML bookmark files. | |
| 8 """ | |
| 9 | |
| 10 from PyQt4.QtCore import QObject, QIODevice, QFile, QRegExp, Qt, QDateTime | |
| 11 | |
| 12 from .BookmarkNode import BookmarkNode | |
| 13 | |
| 14 import Utilities | |
| 15 | |
| 16 | |
| 17 class NsHtmlReader(QObject): | |
| 18 """ | |
| 19 Class implementing a reader object for Netscape HTML bookmark files. | |
| 20 """ | |
| 21 indentSize = 4 | |
| 22 | |
| 23 def __init__(self): | |
| 24 """ | |
| 25 Constructor | |
| 26 """ | |
| 27 super().__init__() | |
| 28 | |
| 29 self.__folderRx = QRegExp("<DT><H3(.*)>(.*)</H3>", Qt.CaseInsensitive) | |
| 30 self.__folderRx.setMinimal(True) | |
| 31 | |
| 32 self.__endFolderRx = QRegExp("</DL>", Qt.CaseInsensitive) | |
| 33 | |
| 34 self.__bookmarkRx = QRegExp("<DT><A(.*)>(.*)</A>", Qt.CaseInsensitive) | |
| 35 self.__bookmarkRx.setMinimal(True) | |
| 36 | |
| 37 self.__descRx = QRegExp("<DD>(.*)", Qt.CaseInsensitive) | |
| 38 | |
| 39 self.__separatorRx = QRegExp("<HR>", Qt.CaseInsensitive) | |
| 40 | |
| 41 self.__urlRx = QRegExp('HREF="(.*)"', Qt.CaseInsensitive) | |
| 42 self.__urlRx.setMinimal(True) | |
| 43 | |
| 44 self.__addedRx = QRegExp('ADD_DATE="(\d*)"', Qt.CaseInsensitive) | |
| 45 self.__addedRx.setMinimal(True) | |
| 46 | |
| 47 self.__modifiedRx = QRegExp('LAST_MODIFIED="(\d*)"', Qt.CaseInsensitive) | |
| 48 self.__modifiedRx.setMinimal(True) | |
| 49 | |
| 50 self.__visitedRx = QRegExp('LAST_VISIT="(\d*)"', Qt.CaseInsensitive) | |
| 51 self.__visitedRx.setMinimal(True) | |
| 52 | |
| 53 self.__foldedRx = QRegExp("FOLDED", Qt.CaseInsensitive) | |
| 54 | |
| 55 def read(self, fileNameOrDevice): | |
| 56 """ | |
| 57 Public method to read a Netscape HTML bookmark file. | |
| 58 | |
| 59 @param fileNameOrDevice name of the file to read (string) | |
| 60 or reference to the device to read (QIODevice) | |
| 61 @return reference to the root node (BookmarkNode) | |
| 62 """ | |
| 63 if isinstance(fileNameOrDevice, QIODevice): | |
| 64 dev = fileNameOrDevice | |
| 65 else: | |
| 66 f = QFile(fileNameOrDevice) | |
| 67 if not f.exists(): | |
| 68 return BookmarkNode(BookmarkNode.Root) | |
| 69 f.open(QFile.ReadOnly) | |
| 70 dev = f | |
| 71 | |
| 72 folders = [] | |
| 73 lastNode = None | |
| 74 | |
| 75 root = BookmarkNode(BookmarkNode.Root) | |
| 76 folders.append(root) | |
| 77 | |
| 78 while not dev.atEnd(): | |
| 79 line = str(dev.readLine(), encoding="utf-8").rstrip() | |
| 80 if self.__folderRx.indexIn(line) != -1: | |
| 81 # folder definition | |
| 82 arguments = self.__folderRx.cap(1) | |
| 83 name = self.__folderRx.cap(2) | |
| 84 node = BookmarkNode(BookmarkNode.Folder, folders[-1]) | |
| 85 node.title = Utilities.html_udecode(name) | |
| 86 node.expanded = self.__foldedRx.indexIn(arguments) == -1 | |
| 87 if self.__addedRx.indexIn(arguments) != -1: | |
| 88 node.added = QDateTime.fromTime_t(int(self.__addedRx.cap(1))) | |
| 89 folders.append(node) | |
| 90 lastNode = node | |
| 91 | |
| 92 elif self.__endFolderRx.indexIn(line) != -1: | |
| 93 # end of folder definition | |
| 94 folders.pop() | |
| 95 | |
| 96 elif self.__bookmarkRx.indexIn(line) != -1: | |
| 97 # bookmark definition | |
| 98 arguments = self.__bookmarkRx.cap(1) | |
| 99 name = self.__bookmarkRx.cap(2) | |
| 100 node = BookmarkNode(BookmarkNode.Bookmark, folders[-1]) | |
| 101 node.title = Utilities.html_udecode(name) | |
| 102 if self.__urlRx.indexIn(arguments) != -1: | |
| 103 node.url = self.__urlRx.cap(1) | |
| 104 if self.__addedRx.indexIn(arguments) != -1: | |
| 105 node.added = QDateTime.fromTime_t(int(self.__addedRx.cap(1))) | |
| 106 if self.__modifiedRx.indexIn(arguments) != -1: | |
| 107 node.modified = QDateTime.fromTime_t(int(self.__modifiedRx.cap(1))) | |
| 108 if self.__visitedRx.indexIn(arguments) != -1: | |
| 109 node.visited = QDateTime.fromTime_t(int(self.__visitedRx.cap(1))) | |
| 110 lastNode = node | |
| 111 | |
| 112 elif self.__descRx.indexIn(line) != -1: | |
| 113 # description | |
| 114 if lastNode: | |
| 115 lastNode.desc = Utilities.html_udecode(self.__descRx.cap(1)) | |
| 116 | |
| 117 elif self.__separatorRx.indexIn(line) != -1: | |
| 118 # separator definition | |
| 119 BookmarkNode(BookmarkNode.Separator, folders[-1]) | |
| 120 | |
| 121 return root |
