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[Santiago Gala] We can now generate HTML thanks to rst. see #316

This commit is contained in:
Yann Leboulanger 2006-10-03 14:22:49 +00:00
parent 6b40b5ad32
commit 1345afa86c
4 changed files with 114 additions and 1 deletions
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4
src/chat_control.py
View File

@ -34,6 +34,8 @@ from message_textview import MessageTextView
from common.contacts import GC_Contact
from common.logger import Constants
constants = Constants()
from rst_xhtml_generator import create_xhtml
from common.xmpp.protocol import NS_XHTML
try:
import gtkspell
@ -1251,6 +1253,8 @@ class ChatControl(ChatControlBase):
else:
kind = 'outgoing'
name = gajim.nicks[self.account]
if not xhtml and not encrypted and gajim.config.get('rst_formatting_outgoing_messages'):
xhtml = '<body xmlns="%s">%s</body>' % (NS_XHTML, create_xhtml(text))
ChatControlBase.print_conversation_line(self, text, kind, name, tim,
subject = subject, old_kind = self.old_msg_kind, xhtml = xhtml)
if text.startswith('/me ') or text.startswith('/me\n'):

2
src/common/config.py
View File

@ -91,6 +91,8 @@ class Config:
_('Treat * / _ pairs as possible formatting characters.'), True],
'show_ascii_formatting_chars': [ opt_bool, True , _('If True, do not '
'remove */_ . So *abc* will be bold but with * * not removed.')],
'rst_formatting_outgoing_messages': [ opt_bool, False,
_('Uses ReStructured text markup for HTML, plus ascii formatting if selected.')],
'sounds_on': [ opt_bool, True ],
# 'aplay', 'play', 'esdplay', 'artsplay' detected first time only
'soundplayer': [ opt_str, '' ],

9
src/common/connection.py
View File

@ -652,7 +652,6 @@ class Connection(ConnectionHandlers):
p.setTag(common.xmpp.NS_SIGNED + ' x').setData(signed)
if self.connection:
self.connection.send(p)
self.priority = priority
self.dispatch('STATUS', show)
def _on_disconnected(self):
@ -677,6 +676,8 @@ class Connection(ConnectionHandlers):
user_nick = None, xhtml = None):
if not self.connection:
return
if not xhtml and gajim.config.get('rst_formatting_outgoing_messages'):
xhtml = create_xhtml(msg)
if not msg and chatstate is None:
return
fjid = jid
@ -694,6 +695,10 @@ class Connection(ConnectionHandlers):
# one in locale and one en
msgtxt = _('[This message is *encrypted* (See :JEP:`27`]') +\
' ([This message is *encrypted* (See :JEP:`27`])'
if msgtxt and not xhtml and gajim.config.get(
'rst_formatting_outgoing_messages'):
# Generate a XHTML part using reStructured text markup
xhtml = create_xhtml(msgtxt)
if type == 'chat':
msg_iq = common.xmpp.Message(to = fjid, body = msgtxt, typ = type,
xhtml = xhtml)
@ -987,6 +992,8 @@ class Connection(ConnectionHandlers):
def send_gc_message(self, jid, msg, xhtml = None):
if not self.connection:
return
if not xhtml and gajim.config.get('rst_formatting_outgoing_messages'):
xhtml = create_xhtml(msg)
msg_iq = common.xmpp.Message(jid, msg, typ = 'groupchat', xhtml = xhtml)
self.connection.send(msg_iq)
self.dispatch('MSGSENT', (jid, msg))

100
src/rst_xhtml_generator.py Normal file
View File

@ -0,0 +1,100 @@
from docutils import io
from docutils.core import Publisher
from docutils.parsers.rst import roles
def jep_reference_role(role, rawtext, text, lineno, inliner,
options={}, content=[]):
"""Role to make handy references to Jabber Enhancement Proposals (JEP).
Use as :JEP:`71` (or jep, or jep-reference).
Modeled after the sample in docutils documentation.
"""
from docutils import nodes,utils
from docutils.parsers.rst.roles import set_classes
jep_base_url = 'http://www.jabber.org/jeps/'
jep_url = 'jep-%04d.html'
try:
jepnum = int(text)
if jepnum <= 0:
raise ValueError
except ValueError:
msg = inliner.reporter.error(
'JEP number must be a number greater than or equal to 1; '
'"%s" is invalid.' % text, line=lineno)
prb = inliner.problematic(rawtext, rawtext, msg)
return [prb], [msg]
ref = jep_base_url + jep_url % jepnum
set_classes(options)
node = nodes.reference(rawtext, 'JEP ' + utils.unescape(text), refuri=ref,
**options)
return [node], []
roles.register_canonical_role('jep-reference', jep_reference_role)
from docutils.parsers.rst.languages.en import roles
roles['jep-reference'] = 'jep-reference'
roles['jep'] = 'jep-reference'
class HTMLGenerator:
"""Really simple HTMLGenerator starting from publish_parts.
It reuses the docutils.core.Publisher class, which means it is *not*
threadsafe.
"""
def __init__(self,
settings_spec=None,
settings_overrides=dict(report_level=5, halt_level=5),
config_section='general'):
self.pub = Publisher(reader=None, parser=None, writer=None,
settings=None,
source_class=io.StringInput,
destination_class=io.StringOutput)
self.pub.set_components(reader_name='standalone',
parser_name='restructuredtext',
writer_name='html')
#hack: JEP-0071 does not allow HTML char entities, so we hack our way out of it.
# &mdash; == u"\u2014"
# a setting to only emit charater entities in the writer would be nice
# TODO: several &nbsp; are emitted, and they are explicitly forbidden in the JEP
# &nbsp; == u"\u00a0"
self.pub.writer.translator_class.attribution_formats["dash"] = (u"\u2014", "")
self.pub.process_programmatic_settings(settings_spec,
settings_overrides,
config_section)
def create_xhtml(self, text,
destination=None,
destination_path=None,
enable_exit_status=None):
""" Create xhtml for a fragment of IM dialog.
We can use the source_name to store info about
the message."""
self.pub.set_source(text, None)
self.pub.set_destination(destination, destination_path)
output = self.pub.publish(enable_exit_status=enable_exit_status)
#kludge until we can get docutils to stop generating (rare) &nbsp; entities
return u'\u00a0'.join(self.pub.writer.parts['fragment'].strip().split('&nbsp;'))
Generator = HTMLGenerator()
def create_xhtml(text):
return Generator.create_xhtml(text)
if __name__ == '__main__':
print Generator.create_xhtml("""
test::
>>> print 1
1
*I* like it. It is for :JEP:`71`
this `` should trigger`` should trigger the &nbsp; problem.
""")
print Generator.create_xhtml("""
*test1
test2_
""")