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add toni alternates
[etc/mutt.git] / .config / mutt / markdown2html
index 309c22e6a97926e43b8ed46af71dc2554172242c..3762d5f8bbeb3064e9bd912ce7141a6645fc2154 100755 (executable)
@@ -51,6 +51,7 @@ DEFAULT_CSS += '''
 .block {
     padding: 0 0.5em;
     margin: 0;
 .block {
     padding: 0 0.5em;
     margin: 0;
+    font-style: italic;
     border-left: 2px solid #eee;
 }
 .quote, blockquote {
     border-left: 2px solid #eee;
 }
 .quote, blockquote {
@@ -104,14 +105,17 @@ if os.path.exists(STYLESHEET):
     DEFAULT_CSS += open(STYLESHEET).read()
 
 SIGNATURE_HTML = \
     DEFAULT_CSS += open(STYLESHEET).read()
 
 SIGNATURE_HTML = \
-        '<div class="signature"><span class="leader">-- </span>{sig}</div>'
+"""
+<div class="signature"><span class="leader">-- </span><br/>
+{sig}</div>
+"""
 
 
 def _preprocess_signature(sig):
     '''
     Preprocess the signature before markdown processing.
     '''
 
 
 def _preprocess_signature(sig):
     '''
     Preprocess the signature before markdown processing.
     '''
-    return sig
+    return f"```\n{sig}\n```"
 
 def _preprocess_markdown(mdwn):
     '''
 
 def _preprocess_markdown(mdwn):
     '''
@@ -135,8 +139,7 @@ def _preprocess_markdown(mdwn):
     # when used around email addresses. Note that this needs a postprocessing
     # hack because the pandoc autolink converted includes the ambersand
     # (https://github.com/jgm/pandoc/issues/7398).
     # when used around email addresses. Note that this needs a postprocessing
     # hack because the pandoc autolink converted includes the ambersand
     # (https://github.com/jgm/pandoc/issues/7398).
-    ret = re.sub(r'<([^@]+@.+\.[^>]+)>', r'&lt;\g<1> -PANDOC_BUG_7398-&gt;', ret)
-
+    ret = re.sub(r'<([^@]+@\S+)>', r'&lt;\g<1> PANDOC_BUG_7398 &gt;', ret)
     return ret
 
 
     return ret
 
 
@@ -218,53 +221,54 @@ def _reformat_quotes(html):
 
 def _convert_with_pandoc(mdwn, inputfmt='markdown', outputfmt='html5',
                          ext_enabled=None, ext_disabled=None,
 
 def _convert_with_pandoc(mdwn, inputfmt='markdown', outputfmt='html5',
                          ext_enabled=None, ext_disabled=None,
-                         standalone=True, selfcontained=True, title=None):
+                         standalone=True, selfcontained=True, title='Untitled'):
     '''
     Invoke pandoc to do the actual conversion of Markdown to HTML5.
     '''
     if not ext_enabled:
         ext_enabled = [ 'backtick_code_blocks',
     '''
     Invoke pandoc to do the actual conversion of Markdown to HTML5.
     '''
     if not ext_enabled:
         ext_enabled = [ 'backtick_code_blocks',
-                       'line_blocks',
-                       'fancy_lists',
-                       'startnum',
-                       'definition_lists',
-                       'example_lists',
-                       'table_captions',
-                       'simple_tables',
-                       'multiline_tables',
-                       'grid_tables',
-                       'pipe_tables',
-                       'all_symbols_escapable',
-                       'intraword_underscores',
-                       'strikeout',
-                       'superscript',
-                       'subscript',
-                       'fenced_divs',
-                       'bracketed_spans',
-                       'footnotes',
-                       'inline_notes',
-                       'emoji',
-                       'tex_math_double_backslash',
-                       'autolink_bare_uris'
-                      ]
+                        'line_blocks',
+                        'fancy_lists',
+                        'startnum',
+                        'definition_lists',
+                        'example_lists',
+                        'table_captions',
+                        'simple_tables',
+                        'multiline_tables',
+                        'grid_tables',
+                        'pipe_tables',
+                        'all_symbols_escapable',
+                        'intraword_underscores',
+                        'strikeout',
+                        'superscript',
+                        'subscript',
+                        'fenced_divs',
+                        'bracketed_spans',
+                        'footnotes',
+                        'inline_notes',
+                        'emoji',
+                        'tex_math_double_backslash',
+                        'autolink_bare_uris'
+                        ]
     if not ext_disabled:
         ext_disabled = [ 'tex_math_single_backslash',
                          'tex_math_dollars',
                          'smart',
     if not ext_disabled:
         ext_disabled = [ 'tex_math_single_backslash',
                          'tex_math_dollars',
                          'smart',
-                         'raw_html'
+                         'raw_html',
+                         'yaml_metadata_block'
                        ]
 
     enabled = '+'.join(ext_enabled)
     disabled = '-'.join(ext_disabled)
     inputfmt = f'{inputfmt}+{enabled}-{disabled}'
 
                        ]
 
     enabled = '+'.join(ext_enabled)
     disabled = '-'.join(ext_disabled)
     inputfmt = f'{inputfmt}+{enabled}-{disabled}'
 
-    args = []
+    args = ['--metadata=document-css:false']
     if standalone:
         args.append('--standalone')
     if selfcontained:
         args.append('--self-contained')
     if title:
     if standalone:
         args.append('--standalone')
     if selfcontained:
         args.append('--self-contained')
     if title:
-        args.append(f'--metadata=pagetitle:"{title}"')
+        args.append(f'--metadata=title:{title}')
 
     return pypandoc.convert_text(mdwn, format=inputfmt, to=outputfmt,
                                  extra_args=args)
 
     return pypandoc.convert_text(mdwn, format=inputfmt, to=outputfmt,
                                  extra_args=args)
@@ -284,7 +288,7 @@ def _postprocess_html(html):
 
     # Preprocessing leaves a sentinel to work around
     # https://github.com/jgm/pandoc/issues/7398, and so we need to remove it:
 
     # Preprocessing leaves a sentinel to work around
     # https://github.com/jgm/pandoc/issues/7398, and so we need to remove it:
-    html = html.replace('</a> -PANDOC_BUG_7398-&gt;', '</a>&gt;')
+    html = html.replace(' PANDOC_BUG_7398 ', '')
     return html
 
 
     return html
 
 
@@ -293,7 +297,7 @@ def convert_markdown_to_html(mdwn):
     Converts the input Markdown to HTML, handling separately the body, as well
     as an optional signature.
     '''
     Converts the input Markdown to HTML, handling separately the body, as well
     as an optional signature.
     '''
-    parts = re.split(r'^-- $', mdwn, 1, flags=re.MULTILINE)
+    parts = re.split(r'^-- \n', mdwn, 1, flags=re.MULTILINE)
     body = parts[0]
     if len(parts) == 2:
         sig = parts[1]
     body = parts[0]
     if len(parts) == 2:
         sig = parts[1]
@@ -306,14 +310,14 @@ def convert_markdown_to_html(mdwn):
         body = _identify_quotes_for_later(body)
         html = _convert_with_pandoc(body, standalone=True, selfcontained=True,
                                     title=None)
         body = _identify_quotes_for_later(body)
         html = _convert_with_pandoc(body, standalone=True, selfcontained=True,
                                     title=None)
-        html = html.replace('<title>Untitled</title>\n','')
         html = _reformat_quotes(html)
 
     if sig:
         sig = _preprocess_signature(sig)
         sig = _preprocess_markdown(sig)
         html = _reformat_quotes(html)
 
     if sig:
         sig = _preprocess_signature(sig)
         sig = _preprocess_markdown(sig)
-        sig = _convert_with_pandoc(sig, standalone=False, selfcontained=False)
-        sig = SIGNATURE_HTML.format(sig='<br/>'.join(sig.splitlines()))
+        sig = _convert_with_pandoc(sig, standalone=False, selfcontained=False,
+                                   title=None)
+        sig = SIGNATURE_HTML.format(sig=sig)
         eob = html.find('</body>')
         html = f'{html[:eob]}{sig}\n{html[eob:]}'
 
         eob = html.find('</body>')
         html = f'{html[:eob]}{sig}\n{html[eob:]}'
 
@@ -328,10 +332,11 @@ def main():
     Convert text on stdin to HTML, and print it to stdout, like mutt would
     expect.
     '''
     Convert text on stdin to HTML, and print it to stdout, like mutt would
     expect.
     '''
-    html = convert_markdown_to_html(sys.stdin.read())
-    if html:
-        # mutt expects the content type in the first line, so:
-        print(f'text/html\n\n{html}')
+    with open(sys.argv[1], 'r') if len(sys.argv) > 1 else sys.stdin as f:
+        html = convert_markdown_to_html(f.read())
+        if html:
+            # mutt expects the content type in the first line, so:
+            print(f'text/html\n\n{html}')
 
 
 if __name__ == '__main__':
 
 
 if __name__ == '__main__':