new ip

plotter-app/venv/lib/python3.8/site-packages/markdown/extensions/smarty.py

@@ -0,0 +1,277 @@
+# Smarty extension for Python-Markdown
+# ====================================
+
+# Adds conversion of ASCII dashes, quotes and ellipses to their HTML
+# entity equivalents.
+
+# See https://Python-Markdown.github.io/extensions/smarty
+# for documentation.
+
+# Author: 2013, Dmitry Shachnev <mitya57@gmail.com>
+
+# All changes Copyright 2013-2014 The Python Markdown Project
+
+# License: [BSD](https://opensource.org/licenses/bsd-license.php)
+
+# SmartyPants license:
+
+#    Copyright (c) 2003 John Gruber <https://daringfireball.net/>
+#    All rights reserved.
+
+#    Redistribution and use in source and binary forms, with or without
+#    modification, are permitted provided that the following conditions are
+#    met:
+
+#    *  Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+
+#    *  Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+
+#    *  Neither the name "SmartyPants" nor the names of its contributors
+#       may be used to endorse or promote products derived from this
+#       software without specific prior written permission.
+
+#    This software is provided by the copyright holders and contributors "as
+#    is" and any express or implied warranties, including, but not limited
+#    to, the implied warranties of merchantability and fitness for a
+#    particular purpose are disclaimed. In no event shall the copyright
+#    owner or contributors be liable for any direct, indirect, incidental,
+#    special, exemplary, or consequential damages (including, but not
+#    limited to, procurement of substitute goods or services; loss of use,
+#    data, or profits; or business interruption) however caused and on any
+#    theory of liability, whether in contract, strict liability, or tort
+#    (including negligence or otherwise) arising in any way out of the use
+#    of this software, even if advised of the possibility of such damage.
+
+
+# `smartypants.py` license:
+
+#    `smartypants.py` is a derivative work of SmartyPants.
+#    Copyright (c) 2004, 2007 Chad Miller <http://web.chad.org/>
+
+#    Redistribution and use in source and binary forms, with or without
+#    modification, are permitted provided that the following conditions are
+#    met:
+
+#    *  Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+
+#    *  Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in
+#       the documentation and/or other materials provided with the
+#       distribution.
+
+#    This software is provided by the copyright holders and contributors "as
+#    is" and any express or implied warranties, including, but not limited
+#    to, the implied warranties of merchantability and fitness for a
+#    particular purpose are disclaimed. In no event shall the copyright
+#    owner or contributors be liable for any direct, indirect, incidental,
+#    special, exemplary, or consequential damages (including, but not
+#    limited to, procurement of substitute goods or services; loss of use,
+#    data, or profits; or business interruption) however caused and on any
+#    theory of liability, whether in contract, strict liability, or tort
+#    (including negligence or otherwise) arising in any way out of the use
+#    of this software, even if advised of the possibility of such damage.
+
+"""
+Adds conversion of ASCII dashes, quotes and ellipses to their HTML
+entity equivalents.
+
+See the [documentation](https://Python-Markdown.github.io/extensions/smarty)
+for details.
+"""
+
+from __future__ import annotations
+
+from . import Extension
+from ..inlinepatterns import HtmlInlineProcessor, HTML_RE
+from ..treeprocessors import InlineProcessor
+from ..util import Registry
+from typing import TYPE_CHECKING, Sequence
+
+if TYPE_CHECKING:  # pragma: no cover
+    from markdown import Markdown
+    from .. import inlinepatterns
+    import re
+    import xml.etree.ElementTree as etree
+
+# Constants for quote education.
+punctClass = r"""[!"#\$\%'()*+,-.\/:;<=>?\@\[\\\]\^_`{|}~]"""
+endOfWordClass = r"[\s.,;:!?)]"
+closeClass = r"[^\ \t\r\n\[\{\(\-\u0002\u0003]"
+
+openingQuotesBase = (
+    r'(\s'               # a  whitespace char
+    r'|&nbsp;'           # or a non-breaking space entity
+    r'|--'               # or dashes
+    r'|–|—'              # or Unicode
+    r'|&[mn]dash;'       # or named dash entities
+    r'|&#8211;|&#8212;'  # or decimal entities
+    r')'
+)
+
+substitutions = {
+    'mdash': '&mdash;',
+    'ndash': '&ndash;',
+    'ellipsis': '&hellip;',
+    'left-angle-quote': '&laquo;',
+    'right-angle-quote': '&raquo;',
+    'left-single-quote': '&lsquo;',
+    'right-single-quote': '&rsquo;',
+    'left-double-quote': '&ldquo;',
+    'right-double-quote': '&rdquo;',
+}
+
+
+# Special case if the very first character is a quote
+# followed by punctuation at a non-word-break. Close the quotes by brute force:
+singleQuoteStartRe = r"^'(?=%s\B)" % punctClass
+doubleQuoteStartRe = r'^"(?=%s\B)' % punctClass
+
+# Special case for double sets of quotes, e.g.:
+#   <p>He said, "'Quoted' words in a larger quote."</p>
+doubleQuoteSetsRe = r""""'(?=\w)"""
+singleQuoteSetsRe = r"""'"(?=\w)"""
+
+# Special case for decade abbreviations (the '80s):
+decadeAbbrRe = r"(?<!\w)'(?=\d{2}s)"
+
+# Get most opening double quotes:
+openingDoubleQuotesRegex = r'%s"(?=\w)' % openingQuotesBase
+
+# Double closing quotes:
+closingDoubleQuotesRegex = r'"(?=\s)'
+closingDoubleQuotesRegex2 = '(?<=%s)"' % closeClass
+
+# Get most opening single quotes:
+openingSingleQuotesRegex = r"%s'(?=\w)" % openingQuotesBase
+
+# Single closing quotes:
+closingSingleQuotesRegex = r"(?<=%s)'(?!\s|s\b|\d)" % closeClass
+closingSingleQuotesRegex2 = r"'(\s|s\b)"
+
+# All remaining quotes should be opening ones
+remainingSingleQuotesRegex = r"'"
+remainingDoubleQuotesRegex = r'"'
+
+HTML_STRICT_RE = HTML_RE + r'(?!\>)'
+
+
+class SubstituteTextPattern(HtmlInlineProcessor):
+    def __init__(self, pattern: str, replace: Sequence[int | str | etree.Element], md: Markdown):
+        """ Replaces matches with some text. """
+        HtmlInlineProcessor.__init__(self, pattern)
+        self.replace = replace
+        self.md = md
+
+    def handleMatch(self, m: re.Match[str], data: str) -> tuple[str, int, int]:
+        result = ''
+        for part in self.replace:
+            if isinstance(part, int):
+                result += m.group(part)
+            else:
+                result += self.md.htmlStash.store(part)
+        return result, m.start(0), m.end(0)
+
+
+class SmartyExtension(Extension):
+    """ Add Smarty to Markdown. """
+    def __init__(self, **kwargs):
+        self.config = {
+            'smart_quotes': [True, 'Educate quotes'],
+            'smart_angled_quotes': [False, 'Educate angled quotes'],
+            'smart_dashes': [True, 'Educate dashes'],
+            'smart_ellipses': [True, 'Educate ellipses'],
+            'substitutions': [{}, 'Overwrite default substitutions'],
+        }
+        """ Default configuration options. """
+        super().__init__(**kwargs)
+        self.substitutions: dict[str, str] = dict(substitutions)
+        self.substitutions.update(self.getConfig('substitutions', default={}))
+
+    def _addPatterns(
+        self,
+        md: Markdown,
+        patterns: Sequence[tuple[str, Sequence[int | str | etree.Element]]],
+        serie: str,
+        priority: int,
+    ):
+        for ind, pattern in enumerate(patterns):
+            pattern += (md,)
+            pattern = SubstituteTextPattern(*pattern)
+            name = 'smarty-%s-%d' % (serie, ind)
+            self.inlinePatterns.register(pattern, name, priority-ind)
+
+    def educateDashes(self, md: Markdown) -> None:
+        emDashesPattern = SubstituteTextPattern(
+            r'(?<!-)---(?!-)', (self.substitutions['mdash'],), md
+        )
+        enDashesPattern = SubstituteTextPattern(
+            r'(?<!-)--(?!-)', (self.substitutions['ndash'],), md
+        )
+        self.inlinePatterns.register(emDashesPattern, 'smarty-em-dashes', 50)
+        self.inlinePatterns.register(enDashesPattern, 'smarty-en-dashes', 45)
+
+    def educateEllipses(self, md: Markdown) -> None:
+        ellipsesPattern = SubstituteTextPattern(
+            r'(?<!\.)\.{3}(?!\.)', (self.substitutions['ellipsis'],), md
+        )
+        self.inlinePatterns.register(ellipsesPattern, 'smarty-ellipses', 10)
+
+    def educateAngledQuotes(self, md: Markdown) -> None:
+        leftAngledQuotePattern = SubstituteTextPattern(
+            r'\<\<', (self.substitutions['left-angle-quote'],), md
+        )
+        rightAngledQuotePattern = SubstituteTextPattern(
+            r'\>\>', (self.substitutions['right-angle-quote'],), md
+        )
+        self.inlinePatterns.register(leftAngledQuotePattern, 'smarty-left-angle-quotes', 40)
+        self.inlinePatterns.register(rightAngledQuotePattern, 'smarty-right-angle-quotes', 35)
+
+    def educateQuotes(self, md: Markdown) -> None:
+        lsquo = self.substitutions['left-single-quote']
+        rsquo = self.substitutions['right-single-quote']
+        ldquo = self.substitutions['left-double-quote']
+        rdquo = self.substitutions['right-double-quote']
+        patterns = (
+            (singleQuoteStartRe, (rsquo,)),
+            (doubleQuoteStartRe, (rdquo,)),
+            (doubleQuoteSetsRe, (ldquo + lsquo,)),
+            (singleQuoteSetsRe, (lsquo + ldquo,)),
+            (decadeAbbrRe, (rsquo,)),
+            (openingSingleQuotesRegex, (1, lsquo)),
+            (closingSingleQuotesRegex, (rsquo,)),
+            (closingSingleQuotesRegex2, (rsquo, 1)),
+            (remainingSingleQuotesRegex, (lsquo,)),
+            (openingDoubleQuotesRegex, (1, ldquo)),
+            (closingDoubleQuotesRegex, (rdquo,)),
+            (closingDoubleQuotesRegex2, (rdquo,)),
+            (remainingDoubleQuotesRegex, (ldquo,))
+        )
+        self._addPatterns(md, patterns, 'quotes', 30)
+
+    def extendMarkdown(self, md):
+        configs = self.getConfigs()
+        self.inlinePatterns: Registry[inlinepatterns.InlineProcessor] = Registry()
+        if configs['smart_ellipses']:
+            self.educateEllipses(md)
+        if configs['smart_quotes']:
+            self.educateQuotes(md)
+        if configs['smart_angled_quotes']:
+            self.educateAngledQuotes(md)
+            # Override `HTML_RE` from `inlinepatterns.py` so that it does not
+            # process tags with duplicate closing quotes.
+            md.inlinePatterns.register(HtmlInlineProcessor(HTML_STRICT_RE, md), 'html', 90)
+        if configs['smart_dashes']:
+            self.educateDashes(md)
+        inlineProcessor = InlineProcessor(md)
+        inlineProcessor.inlinePatterns = self.inlinePatterns
+        md.treeprocessors.register(inlineProcessor, 'smarty', 6)
+        md.ESCAPED_CHARS.extend(['"', "'"])
+
+
+def makeExtension(**kwargs):  # pragma: no cover
+    return SmartyExtension(**kwargs)