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"""
html -> textile Emitter
~~~~~~~~~~~~~~~~~~~~~~
:copyleft: 2008-2011 by python-creole team, see AUTHORS for more details.
:license: GNU GPL v3 or above, see LICENSE for more details.
"""
import posixpath
from creole.shared.base_emitter import BaseEmitter
class TextileEmitter(BaseEmitter):
"""
Build from a document_tree (html2creole.parser.HtmlParser instance) a
creole markup text.
"""
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.table_head_prefix = "_. "
self.table_auto_width = False
def emit(self):
"""Emit the document represented by self.root DOM tree."""
return self.emit_node(self.root).strip() # FIXME
# --------------------------------------------------------------------------
def blockdata_pre_emit(self, node):
""" pre block -> with newline at the end """
return "<pre>%s</pre>\n" % self.deentity.replace_all(node.content)
def inlinedata_pre_emit(self, node):
""" a pre inline block -> no newline at the end """
return "<pre>%s</pre>" % self.deentity.replace_all(node.content)
def blockdata_pass_emit(self, node):
return f"{node.content}\n\n"
return node.content
# --------------------------------------------------------------------------
def p_emit(self, node):
return "%s\n\n" % self.emit_children(node)
def headline_emit(self, node):
return f"h{node.level:d}. {self.emit_children(node)}\n\n"
# --------------------------------------------------------------------------
def _typeface(self, node, key):
return key + self.emit_children(node) + key
def strong_emit(self, node):
return self._typeface(node, key="*")
def b_emit(self, node):
return self._typeface(node, key="**")
big_emit = strong_emit
def i_emit(self, node):
return self._typeface(node, key="__")
def em_emit(self, node):
return self._typeface(node, key="_")
def sup_emit(self, node):
return self._typeface(node, key="^")
def sub_emit(self, node):
return self._typeface(node, key="~")
def del_emit(self, node):
return self._typeface(node, key="-")
def cite_emit(self, node):
return self._typeface(node, key="??")
def ins_emit(self, node):
return self._typeface(node, key="+")
def span_emit(self, node):
return self._typeface(node, key="%")
def code_emit(self, node):
return self._typeface(node, key="@")
# --------------------------------------------------------------------------
def hr_emit(self, node):
return "----\n\n"
def a_emit(self, node):
link_text = self.emit_children(node)
url = node.attrs["href"]
return f'"{link_text}":{url}'
def img_emit(self, node):
src = node.attrs["src"]
if src.split(':')[0] == 'data':
return ""
title = node.attrs.get("title", "")
alt = node.attrs.get("alt", "")
if len(alt) > len(title): # Use the longest one
text = alt
else:
text = title
if text == "": # Use filename as picture text
text = posixpath.basename(src)
return f"!{src}({text})!"
# --------------------------------------------------------------------------
def ul_emit(self, node):
return self._list_emit(node, list_type="*")
def ol_emit(self, node):
return self._list_emit(node, list_type="#")
if __name__ == '__main__':
import doctest
print(doctest.testmod())
# import sys;sys.exit()
from creole.parser.html_parser import HtmlParser
data = """
<h1>Textile</h1>
<table>
<tr>
<th>Headline 1</th>
<th>Headline 2</th>
</tr>
<tr>
<td>cell one</td>
<td>cell two</td>
</tr>
</table>
"""
# print(data.strip())
h2c = HtmlParser(
debug=True
)
document_tree = h2c.feed(data)
h2c.debug()
e = TextileEmitter(document_tree,
debug=True
)
content = e.emit()
print("*" * 79)
print(content)
print("*" * 79)
print(content.replace(" ", ".").replace("\n", "\\n\n"))
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