Helpviewer/Bookmarks/NsHtmlWriter.py

Fri, 18 Oct 2013 23:00:41 +0200

author
T.Rzepka <Tobias.Rzepka@gmail.com>
date
Fri, 18 Oct 2013 23:00:41 +0200
branch
Py2 comp.
changeset 3057
10516539f238
parent 2525
8b507a9a2d40
parent 3002
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child 3058
0a02c433f52d
permissions
-rw-r--r--

Merge with default branch after shorten the code lines to max. 79 characters.

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1 # -*- coding: utf-8 -*-
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2
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3 # Copyright (c) 2012 - 2013 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 class to write Netscape HTML bookmark files.
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8 """
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9
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10 from __future__ import unicode_literals # __IGNORE_WARNING__
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11
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12 from PyQt4.QtCore import QObject, QIODevice, QFile
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13
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14 from .BookmarkNode import BookmarkNode
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15
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16 import Utilities
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17
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19 class NsHtmlWriter(QObject):
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20 """
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21 Class implementing a writer object to generate Netscape HTML bookmark
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22 files.
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23 """
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24 indentSize = 4
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25
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26 def __init__(self):
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27 """
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28 Constructor
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29 """
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30 super(NsHtmlWriter, self).__init__()
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31
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32 def write(self, fileNameOrDevice, root):
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33 """
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34 Public method to write an Netscape HTML bookmark file.
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35
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36 @param fileNameOrDevice name of the file to write (string)
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37 or device to write to (QIODevice)
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38 @param root root node of the bookmark tree (BookmarkNode)
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39 @return flag indicating success (boolean)
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40 """
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41 if isinstance(fileNameOrDevice, QIODevice):
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42 f = fileNameOrDevice
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43 else:
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44 f = QFile(fileNameOrDevice)
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45 if root is None or not f.open(QFile.WriteOnly):
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46 return False
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47
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48 self.__dev = f
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49 return self.__write(root)
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50
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51 def __write(self, root):
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52 """
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53 Private method to write an Netscape HTML bookmark file.
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54
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55 @param root root node of the bookmark tree (BookmarkNode)
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56 @return flag indicating success (boolean)
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57 """
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58 self.__dev.write("<!DOCTYPE NETSCAPE-Bookmark-file-1>\n"
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59 "<!-- This is an automatically generated file.\n"
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60 " It will be read and overwritten.\n"
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61 " DO NOT EDIT! -->\n"
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62 "<META HTTP-EQUIV=\"Content-Type\" CONTENT=\"text/html;"
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63 " charset=UTF-8\">\n"
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64 "<TITLE>Bookmarks</TITLE>\n"
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65 "<H1>Bookmarks</H1>\n"
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66 "\n"
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67 "<DL><p>\n")
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68 if root.type() == BookmarkNode.Root:
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69 for child in root.children():
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70 self.__writeItem(child, self.indentSize)
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71 else:
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72 self.__writeItem(root, self.indentSize)
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73 self.__dev.write("</DL><p>\n")
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74 return True
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75
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76 def __writeItem(self, node, indent):
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77 """
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78 Private method to write an entry for a node.
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79
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80 @param node reference to the node to be written (BookmarkNode)
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81 @param indent size of the indentation (integer)
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82 """
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83 if node.type() == BookmarkNode.Folder:
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84 self.__writeFolder(node, indent)
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85 elif node.type() == BookmarkNode.Bookmark:
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86 self.__writeBookmark(node, indent)
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87 elif node.type() == BookmarkNode.Separator:
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88 self.__writeSeparator(indent)
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89
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90 def __writeSeparator(self, indent):
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91 """
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92 Private method to write a separator.
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93
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94 @param indent size of the indentation (integer)
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95 """
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96 self.__dev.write(" " * indent)
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97 self.__dev.write("<HR>\n")
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98
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99 def __writeBookmark(self, node, indent):
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100 """
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101 Private method to write a bookmark node.
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102
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103 @param node reference to the node to be written (BookmarkNode)
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104 @param indent size of the indentation (integer)
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105 """
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106 if node.added.isValid():
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107 added = " ADD_DATE=\"{0}\"".format(node.added.toTime_t())
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108 else:
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109 added = ""
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110 if node.modified.isValid():
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111 modified = " LAST_MODIFIED=\"{0}\"".format(
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112 node.modified.toTime_t())
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113 else:
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114 modified = ""
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115 if node.visited.isValid():
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116 visited = " LAST_VISIT=\"{0}\"".format(node.visited.toTime_t())
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117 else:
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118 visited = ""
56cf9c150dbf Added code to write the timestamps to the Netscape bookmarks file and to record a timestamp for the last modification.
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119
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120 self.__dev.write(" " * indent)
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121 self.__dev.write("<DT><A HREF=\"{0}\"{1}{2}{3}>{4}</A>\n".format(
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122 node.url, added, modified, visited,
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123 Utilities.html_uencode(node.title)
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124 ))
1732
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125
b140a24e147a Rewrote the reader for HTML bookmark files to cope with the various dates.
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126 if node.desc:
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127 self.__dev.write(" " * indent)
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128 self.__dev.write("<DD>{0}\n".format(
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129 Utilities.html_uencode("".join(node.desc.splitlines()))))
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130
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131 def __writeFolder(self, node, indent):
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
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132 """
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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133 Private method to write a bookmark node.
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parents:
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134
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135 @param node reference to the node to be written (BookmarkNode)
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
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136 @param indent size of the indentation (integer)
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
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parents:
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137 """
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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138 if node.expanded:
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
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parents:
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139 folded = ""
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
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parents:
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140 else:
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
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141 folded = " FOLDED"
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
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parents:
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142
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Detlev Offenbach <detlev@die-offenbachs.de>
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diff changeset
143 if node.added.isValid():
56cf9c150dbf Added code to write the timestamps to the Netscape bookmarks file and to record a timestamp for the last modification.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1729
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144 added = " ADD_DATE=\"{0}\"".format(node.added.toTime_t())
56cf9c150dbf Added code to write the timestamps to the Netscape bookmarks file and to record a timestamp for the last modification.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1729
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145 else:
56cf9c150dbf Added code to write the timestamps to the Netscape bookmarks file and to record a timestamp for the last modification.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1729
diff changeset
146 added = ""
56cf9c150dbf Added code to write the timestamps to the Netscape bookmarks file and to record a timestamp for the last modification.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1729
diff changeset
147
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diff changeset
148 self.__dev.write(" " * indent)
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149 self.__dev.write("<DT><H3{0}{1}>{2}</H3>\n".format(
56cf9c150dbf Added code to write the timestamps to the Netscape bookmarks file and to record a timestamp for the last modification.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 1729
diff changeset
150 folded, added, Utilities.html_uencode(node.title)
1729
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Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
151 ))
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
152
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
153 if node.desc:
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
154 self.__dev.write(" " * indent)
3002
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
155 self.__dev.write("<DD>{0}\n".format(
6ffc581f00f1 Continued to shorten the code lines to max. 79 characters.
Detlev Offenbach <detlev@die-offenbachs.de>
parents: 2954
diff changeset
156 "".join(node.desc.splitlines())))
1729
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
157
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
158 self.__dev.write(" " * indent)
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
159 self.__dev.write("<DL><p>\n")
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
160
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
161 for child in node.children():
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
162 self.__writeItem(child, indent + self.indentSize)
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
163
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
164 self.__dev.write(" " * indent)
66b9dc45f2bd Added a bookmarks importer for Konqueror (Linux only) and an exporter to write Netscape bookmark files (HTML).
Detlev Offenbach <detlev@die-offenbachs.de>
parents:
diff changeset
165 self.__dev.write("</DL><p>\n")

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