Add a Markup plugin.
This commit is contained in:
Emmanuel Gil Peyrot
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"""
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Slixmpp: The Slick XMPP Library
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Copyright (C) 2017 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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This file is part of Slixmpp.
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See the file LICENSE for copying permission.
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"""
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from slixmpp.plugins.base import register_plugin
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from slixmpp.plugins.xep_0394.stanza import Markup, Span, BlockCode, List, Li, BlockQuote
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from slixmpp.plugins.xep_0394.markup import XEP_0394
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register_plugin(XEP_0394)
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@@ -0,0 +1,161 @@
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"""
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Slixmpp: The Slick XMPP Library
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Copyright (C) 2017 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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This file is part of Slixmpp.
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See the file LICENSE for copying permission.
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"""
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from slixmpp.stanza import Message
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from slixmpp.plugins import BasePlugin
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from slixmpp.xmlstream import register_stanza_plugin, ET, tostring
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from slixmpp.plugins.xep_0394 import stanza, Markup, Span, BlockCode, List, Li, BlockQuote
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from slixmpp.plugins.xep_0071 import XHTML_IM
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class Start:
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def __init__(self, elem):
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self.elem = elem
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def __repr__(self):
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return 'Start(%s)' % self.elem
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class End:
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def __init__(self, elem):
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self.elem = elem
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def __repr__(self):
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return 'End(%s)' % self.elem
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class XEP_0394(BasePlugin):
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name = 'xep_0394'
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description = 'XEP-0394: Message Markup'
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dependencies = {'xep_0030', 'xep_0071'}
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stanza = stanza
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def plugin_init(self):
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register_stanza_plugin(Message, Markup)
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def session_bind(self, jid):
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self.xmpp['xep_0030'].add_feature(feature=Markup.namespace)
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def plugin_end(self):
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self.xmpp['xep_0030'].del_feature(feature=Markup.namespace)
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@staticmethod
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def _split_first_level(body, markup_elem):
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split_points = []
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elements = {}
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for markup in markup_elem['substanzas']:
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start = markup['start']
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end = markup['end']
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split_points.append(start)
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split_points.append(end)
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elements.setdefault(start, []).append(Start(markup))
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elements.setdefault(end, []).append(End(markup))
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if isinstance(markup, List):
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lis = markup['lis']
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for i, li in enumerate(lis):
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start = li['start']
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split_points.append(start)
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li_end = lis[i + 1]['start'] if i < len(lis) - 1 else end
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elements.setdefault(li_end, []).append(End(li))
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elements.setdefault(start, []).append(Start(li))
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split_points = set(split_points)
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new_body = [[]]
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for i, letter in enumerate(body + '\x00'):
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if i in split_points:
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body_elements = []
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for elem in elements[i]:
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body_elements.append(elem)
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new_body.append(body_elements)
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new_body.append([])
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new_body[-1].append(letter)
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new_body[-1] = new_body[-1][:-1]
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final = []
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for chunk in new_body:
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if not chunk:
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continue
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final.append(''.join(chunk) if isinstance(chunk[0], str) else chunk)
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return final
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def to_plain_text(self, body, markup_elem):
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chunks = self._split_first_level(body, markup_elem)
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final = []
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for chunk in chunks:
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if isinstance(chunk, str):
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final.append(chunk)
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return ''.join(final)
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def to_xhtml_im(self, body, markup_elem):
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chunks = self._split_first_level(body, markup_elem)
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final = []
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stack = []
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for chunk in chunks:
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if isinstance(chunk, str):
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chunk = (chunk.replace("&", '&')
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.replace('<', '<')
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.replace('>', '>')
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.replace('"', '"')
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.replace("'", ''')
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.replace('\n', '<br/>'))
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final.append(chunk)
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continue
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num_end = 0
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for elem in chunk:
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if isinstance(elem, End):
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num_end += 1
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for i in range(num_end):
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stack_top = stack.pop()
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for elem in chunk:
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if not isinstance(elem, End):
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continue
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elem = elem.elem
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if elem is stack_top:
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if isinstance(elem, Span):
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final.append('</span>')
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elif isinstance(elem, BlockCode):
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final.append('</code></pre>')
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elif isinstance(elem, List):
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final.append('</ul>')
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elif isinstance(elem, Li):
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final.append('</li>')
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elif isinstance(elem, BlockQuote):
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final.append('</blockquote>')
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break
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else:
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assert False
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for elem in chunk:
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if not isinstance(elem, Start):
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continue
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elem = elem.elem
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stack.append(elem)
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if isinstance(elem, Span):
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style = []
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for type_ in elem['types']:
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if type_ == 'emphasis':
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style.append('font-style: italic;')
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if type_ == 'code':
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style.append('font-family: monospace;')
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if type_ == 'deleted':
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style.append('text-decoration: line-through;')
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final.append("<span style='%s'>" % ' '.join(style))
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elif isinstance(elem, BlockCode):
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final.append('<pre><code>')
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elif isinstance(elem, List):
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final.append('<ul>')
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elif isinstance(elem, Li):
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final.append('<li>')
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elif isinstance(elem, BlockQuote):
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final.append('<blockquote>')
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p = "<p xmlns='http://www.w3.org/1999/xhtml'>%s</p>" % ''.join(final)
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p2 = ET.fromstring(p)
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print('coucou', p, tostring(p2))
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xhtml_im = XHTML_IM()
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xhtml_im['body'] = p2
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return xhtml_im
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@@ -0,0 +1,123 @@
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"""
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Slixmpp: The Slick XMPP Library
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Copyright (C) 2017 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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This file is part of Slixmpp.
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See the file LICENSE for copying permission.
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"""
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from slixmpp.xmlstream import ElementBase, register_stanza_plugin, ET
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class Markup(ElementBase):
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namespace = 'urn:xmpp:markup:0'
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name = 'markup'
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plugin_attrib = 'markup'
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class _FirstLevel(ElementBase):
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namespace = 'urn:xmpp:markup:0'
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interfaces = {'start', 'end'}
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def get_start(self):
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return int(self._get_attr('start'))
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def set_start(self, value):
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self._set_attr('start', '%d' % value)
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def get_end(self):
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return int(self._get_attr('end'))
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def set_end(self, value):
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self._set_attr('end', '%d' % value)
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class Span(_FirstLevel):
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name = 'span'
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plugin_attrib = 'span'
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plugin_multi_attrib = 'spans'
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interfaces = {'start', 'end', 'types'}
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def get_types(self):
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types = []
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if self.xml.find('{urn:xmpp:markup:0}emphasis') is not None:
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types.append('emphasis')
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if self.xml.find('{urn:xmpp:markup:0}code') is not None:
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types.append('code')
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if self.xml.find('{urn:xmpp:markup:0}deleted') is not None:
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types.append('deleted')
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return types
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def set_types(self, value):
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del self['types']
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for type_ in value:
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if type_ == 'emphasis':
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self.xml.append(ET.Element('{urn:xmpp:markup:0}emphasis'))
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elif type_ == 'code':
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self.xml.append(ET.Element('{urn:xmpp:markup:0}code'))
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elif type_ == 'deleted':
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self.xml.append(ET.Element('{urn:xmpp:markup:0}deleted'))
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def det_types(self):
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for child in self.xml:
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self.xml.remove(child)
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class _SpanType(ElementBase):
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namespace = 'urn:xmpp:markup:0'
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class EmphasisType(_SpanType):
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name = 'emphasis'
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plugin_attrib = 'emphasis'
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class CodeType(_SpanType):
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name = 'code'
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plugin_attrib = 'code'
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class DeletedType(_SpanType):
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name = 'deleted'
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plugin_attrib = 'deleted'
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class BlockCode(_FirstLevel):
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name = 'bcode'
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plugin_attrib = 'bcode'
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plugin_multi_attrib = 'bcodes'
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class List(_FirstLevel):
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name = 'list'
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plugin_attrib = 'list'
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plugin_multi_attrib = 'lists'
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interfaces = {'start', 'end', 'li'}
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class Li(ElementBase):
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namespace = 'urn:xmpp:markup:0'
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name = 'li'
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plugin_attrib = 'li'
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plugin_multi_attrib = 'lis'
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interfaces = {'start'}
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def get_start(self):
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return int(self._get_attr('start'))
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def set_start(self, value):
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self._set_attr('start', '%d' % value)
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class BlockQuote(_FirstLevel):
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name = 'bquote'
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plugin_attrib = 'bquote'
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plugin_multi_attrib = 'bquotes'
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register_stanza_plugin(Markup, Span, iterable=True)
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register_stanza_plugin(Markup, BlockCode, iterable=True)
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register_stanza_plugin(Markup, List, iterable=True)
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register_stanza_plugin(Markup, BlockQuote, iterable=True)
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register_stanza_plugin(Span, EmphasisType)
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register_stanza_plugin(Span, CodeType)
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register_stanza_plugin(Span, DeletedType)
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register_stanza_plugin(List, Li, iterable=True)
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