Mercurial > repos > shellac > sam_consensus_v3
annotate env/lib/python3.9/site-packages/docutils/writers/html5_polyglot/__init__.py @ 0:4f3585e2f14b draft default tip
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author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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1 # .. coding: utf-8 |
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2 # $Id: __init__.py 8410 2019-11-04 21:14:43Z milde $ |
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3 # :Author: Günter Milde <milde@users.sf.net> |
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4 # Based on the html4css1 writer by David Goodger. |
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5 # :Maintainer: docutils-develop@lists.sourceforge.net |
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6 # :Copyright: © 2005, 2009, 2015 Günter Milde, |
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7 # portions from html4css1 © David Goodger. |
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8 # :License: Released under the terms of the `2-Clause BSD license`_, in short: |
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9 # |
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10 # Copying and distribution of this file, with or without modification, |
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11 # are permitted in any medium without royalty provided the copyright |
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12 # notice and this notice are preserved. |
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13 # This file is offered as-is, without any warranty. |
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14 # |
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15 # .. _2-Clause BSD license: http://www.spdx.org/licenses/BSD-2-Clause |
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16 |
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17 # Use "best practice" as recommended by the W3C: |
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18 # http://www.w3.org/2009/cheatsheet/ |
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19 |
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20 """ |
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21 Plain HyperText Markup Language document tree Writer. |
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22 |
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23 The output conforms to the `HTML 5` specification. |
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24 |
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25 The cascading style sheet "minimal.css" is required for proper viewing, |
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26 the style sheet "plain.css" improves reading experience. |
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27 """ |
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28 __docformat__ = 'reStructuredText' |
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29 |
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30 import os.path |
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31 import docutils |
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32 from docutils import frontend, nodes, writers, io |
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33 from docutils.transforms import writer_aux |
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34 from docutils.writers import _html_base |
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35 |
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36 class Writer(writers._html_base.Writer): |
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37 |
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38 supported = ('html', 'html5', 'html4', 'xhtml', 'xhtml10') |
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39 """Formats this writer supports.""" |
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40 |
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41 default_stylesheets = ['minimal.css', 'plain.css'] |
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42 default_stylesheet_dirs = ['.', os.path.abspath(os.path.dirname(__file__))] |
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43 |
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44 default_template = 'template.txt' |
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45 default_template_path = os.path.join( |
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46 os.path.dirname(os.path.abspath(__file__)), default_template) |
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47 |
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48 settings_spec = ( |
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49 'HTML-Specific Options', |
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50 None, |
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51 (('Specify the template file (UTF-8 encoded). Default is "%s".' |
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52 % default_template_path, |
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53 ['--template'], |
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54 {'default': default_template_path, 'metavar': '<file>'}), |
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55 ('Comma separated list of stylesheet URLs. ' |
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56 'Overrides previous --stylesheet and --stylesheet-path settings.', |
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57 ['--stylesheet'], |
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58 {'metavar': '<URL[,URL,...]>', 'overrides': 'stylesheet_path', |
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59 'validator': frontend.validate_comma_separated_list}), |
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60 ('Comma separated list of stylesheet paths. ' |
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61 'Relative paths are expanded if a matching file is found in ' |
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62 'the --stylesheet-dirs. With --link-stylesheet, ' |
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63 'the path is rewritten relative to the output HTML file. ' |
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64 'Default: "%s"' % ','.join(default_stylesheets), |
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65 ['--stylesheet-path'], |
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66 {'metavar': '<file[,file,...]>', 'overrides': 'stylesheet', |
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67 'validator': frontend.validate_comma_separated_list, |
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68 'default': default_stylesheets}), |
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69 ('Embed the stylesheet(s) in the output HTML file. The stylesheet ' |
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70 'files must be accessible during processing. This is the default.', |
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71 ['--embed-stylesheet'], |
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72 {'default': 1, 'action': 'store_true', |
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73 'validator': frontend.validate_boolean}), |
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74 ('Link to the stylesheet(s) in the output HTML file. ' |
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75 'Default: embed stylesheets.', |
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76 ['--link-stylesheet'], |
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77 {'dest': 'embed_stylesheet', 'action': 'store_false'}), |
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78 ('Comma-separated list of directories where stylesheets are found. ' |
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79 'Used by --stylesheet-path when expanding relative path arguments. ' |
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80 'Default: "%s"' % default_stylesheet_dirs, |
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81 ['--stylesheet-dirs'], |
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82 {'metavar': '<dir[,dir,...]>', |
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83 'validator': frontend.validate_comma_separated_list, |
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84 'default': default_stylesheet_dirs}), |
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85 ('Specify the initial header level. Default is 1 for "<h1>". ' |
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86 'Does not affect document title & subtitle (see --no-doc-title).', |
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87 ['--initial-header-level'], |
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88 {'choices': '1 2 3 4 5 6'.split(), 'default': '1', |
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89 'metavar': '<level>'}), |
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90 ('Format for footnote references: one of "superscript" or ' |
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91 '"brackets". Default is "brackets".', |
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92 ['--footnote-references'], |
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93 {'choices': ['superscript', 'brackets'], 'default': 'brackets', |
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94 'metavar': '<format>', |
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95 'overrides': 'trim_footnote_reference_space'}), |
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96 ('Format for block quote attributions: one of "dash" (em-dash ' |
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97 'prefix), "parentheses"/"parens", or "none". Default is "dash".', |
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98 ['--attribution'], |
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99 {'choices': ['dash', 'parentheses', 'parens', 'none'], |
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100 'default': 'dash', 'metavar': '<format>'}), |
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101 ('Remove extra vertical whitespace between items of "simple" bullet ' |
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102 'lists and enumerated lists. Default: enabled.', |
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103 ['--compact-lists'], |
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104 {'default': True, 'action': 'store_true', |
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105 'validator': frontend.validate_boolean}), |
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106 ('Disable compact simple bullet and enumerated lists.', |
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107 ['--no-compact-lists'], |
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108 {'dest': 'compact_lists', 'action': 'store_false'}), |
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109 ('Remove extra vertical whitespace between items of simple field ' |
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110 'lists. Default: enabled.', |
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111 ['--compact-field-lists'], |
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112 {'default': True, 'action': 'store_true', |
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113 'validator': frontend.validate_boolean}), |
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114 ('Disable compact simple field lists.', |
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115 ['--no-compact-field-lists'], |
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116 {'dest': 'compact_field_lists', 'action': 'store_false'}), |
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117 ('Added to standard table classes. ' |
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118 'Defined styles: borderless, booktabs, ' |
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119 'align-left, align-center, align-right, colwidths-auto. ' |
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120 'Default: ""', |
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121 ['--table-style'], |
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122 {'default': ''}), |
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123 ('Math output format (one of "MathML", "HTML", "MathJax", ' |
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124 'or "LaTeX") and option(s). ' |
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125 'Default: "HTML math.css"', |
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126 ['--math-output'], |
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127 {'default': 'HTML math.css'}), |
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128 ('Prepend an XML declaration. (Thwarts HTML5 conformance.) ' |
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129 'Default: False', |
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130 ['--xml-declaration'], |
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131 {'default': False, 'action': 'store_true', |
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132 'validator': frontend.validate_boolean}), |
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133 ('Omit the XML declaration.', |
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134 ['--no-xml-declaration'], |
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135 {'dest': 'xml_declaration', 'action': 'store_false'}), |
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136 ('Obfuscate email addresses to confuse harvesters while still ' |
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137 'keeping email links usable with standards-compliant browsers.', |
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138 ['--cloak-email-addresses'], |
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139 {'action': 'store_true', 'validator': frontend.validate_boolean}),)) |
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140 |
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141 config_section = 'html5 writer' |
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142 |
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143 def __init__(self): |
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144 self.parts = {} |
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145 self.translator_class = HTMLTranslator |
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146 |
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147 |
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148 class HTMLTranslator(writers._html_base.HTMLTranslator): |
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149 """ |
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150 This writer generates `polyglot markup`: HTML5 that is also valid XML. |
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151 |
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152 Safe subclassing: when overriding, treat ``visit_*`` and ``depart_*`` |
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153 methods as a unit to prevent breaks due to internal changes. See the |
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154 docstring of docutils.writers._html_base.HTMLTranslator for details |
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155 and examples. |
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156 """ |
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157 |
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158 # <acronym> tag obsolete in HTML5. Use the <abbr> tag instead. |
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159 def visit_acronym(self, node): |
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160 # @@@ implementation incomplete ("title" attribute) |
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161 self.body.append(self.starttag(node, 'abbr', '')) |
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162 def depart_acronym(self, node): |
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163 self.body.append('</abbr>') |
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164 |
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165 # no standard meta tag name in HTML5, use separate "author" meta tags |
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166 # https://www.w3.org/TR/html5/document-metadata.html#standard-metadata-names |
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167 def visit_authors(self, node): |
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168 self.visit_docinfo_item(node, 'authors', meta=False) |
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169 for subnode in node: |
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170 self.add_meta('<meta name="author" content="%s" />\n' % |
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171 self.attval(subnode.astext())) |
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172 def depart_authors(self, node): |
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173 self.depart_docinfo_item() |
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174 |
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175 # no standard meta tag name in HTML5, use dcterms.rights |
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176 # see https://wiki.whatwg.org/wiki/MetaExtensions |
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177 def visit_copyright(self, node): |
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178 self.visit_docinfo_item(node, 'copyright', meta=False) |
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179 self.add_meta('<meta name="dcterms.rights" content="%s" />\n' |
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180 % self.attval(node.astext())) |
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181 def depart_copyright(self, node): |
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182 self.depart_docinfo_item() |
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183 |
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184 # no standard meta tag name in HTML5, use dcterms.date |
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185 def visit_date(self, node): |
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186 self.visit_docinfo_item(node, 'date', meta=False) |
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187 self.add_meta('<meta name="dcterms.date" content="%s" />\n' |
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188 % self.attval(node.astext())) |
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189 def depart_date(self, node): |
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190 self.depart_docinfo_item() |
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191 |
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192 # TODO: use HTML5 <footer> element? |
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193 # def visit_footer(self, node): |
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194 # def depart_footer(self, node): |
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195 |
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196 # TODO: use the new HTML5 element <aside>? (Also for footnote text) |
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197 # def visit_footnote(self, node): |
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198 # def depart_footnote(self, node): |
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199 |
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200 # Meta tags: 'lang' attribute replaced by 'xml:lang' in XHTML 1.1 |
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201 # HTML5/polyglot recommends using both |
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202 def visit_meta(self, node): |
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203 if node.hasattr('lang'): |
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204 node['xml:lang'] = node['lang'] |
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205 # del(node['lang']) |
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206 meta = self.emptytag(node, 'meta', **node.non_default_attributes()) |
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207 self.add_meta(meta) |
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208 def depart_meta(self, node): |
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209 pass |
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210 |
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211 # no standard meta tag name in HTML5 |
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212 def visit_organization(self, node): |
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213 self.visit_docinfo_item(node, 'organization', meta=False) |
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214 def depart_organization(self, node): |
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215 self.depart_docinfo_item() |
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216 |
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parents:
diff
changeset
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217 # TODO: use the new HTML5 element <section>? |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
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218 # def visit_section(self, node): |
4f3585e2f14b
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
shellac
parents:
diff
changeset
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219 # def depart_section(self, node): |