# -*- coding: utf-8 -*- """ source.textile ~~~~~~~~~~~~~~ Textile Sphinx builder. Derived from Sphinx's plain-text sphinx builder. NOTE: NOT COMPLETED YET. :copyright: Copyright 2007-2011 by the Sphinx team, see AUTHORS. Copyright 2011 by Kouhei Sutou. :license: BSD, see LICENSE for details. """ # For builder. import codecs from os import path from docutils.io import StringOutput from sphinx.builders import Builder from sphinx.util.osutil import ensuredir, os_path class TextileBuilder(Builder): name = 'textile' format = 'textile' out_suffix = '.textile' def init(self): pass def get_outdated_docs(self): for docname in self.env.found_docs: if docname not in self.env.all_docs: yield docname continue targetname = self.env.doc2path(docname, self.outdir, self.out_suffix) try: targetmtime = path.getmtime(targetname) except Exception: targetmtime = 0 try: srcmtime = path.getmtime(self.env.doc2path(docname)) if srcmtime > targetmtime: yield docname except EnvironmentError: # source doesn't exist anymore pass def get_target_uri(self, docname, typ=None): return '' def prepare_writing(self, docnames): self.writer = TextileWriter(self) def write_doc(self, docname, doctree): destination = StringOutput(encoding='utf-8') self.writer.write(doctree, destination) outfilename = path.join(self.outdir, os_path(docname) + self.out_suffix) ensuredir(path.dirname(outfilename)) try: f = codecs.open(outfilename, 'w', 'utf-8') try: f.write(self.writer.output) finally: f.close() except (IOError, OSError), err: self.warn("error writing file %s: %s" % (outfilename, err)) def finish(self): pass # For writer. import re import textwrap from docutils import nodes, writers from sphinx import addnodes from sphinx.locale import admonitionlabels, versionlabels, _ class TextileWriter(writers.Writer): supported = ('textile',) settings_spec = ('No options here.', '', ()) settings_defaults = {} output = None def __init__(self, builder): writers.Writer.__init__(self) self.builder = builder def translate(self): visitor = TextileTranslator(self.document, self.builder) self.document.walkabout(visitor) self.output = visitor.body MAXWIDTH = 700 STDINDENT = 3 class TextileTranslator(nodes.NodeVisitor): sectionchars = '*=-~"+' def __init__(self, document, builder): nodes.NodeVisitor.__init__(self, document) self.states = [[]] self.stateindent = [0] self.list_counter = [] self.sectionlevel = 0 self.table = None def add_text(self, text): self.states[-1].append((-1, text)) def new_state(self, indent=STDINDENT): self.states.append([]) self.stateindent.append(indent) def end_state(self, wrap=True, end=[''], first=None): content = self.states.pop() maxindent = sum(self.stateindent) indent = self.stateindent.pop() result = [] toformat = [] def do_format(): if not toformat: return if wrap: res = textwrap.wrap(''.join(toformat), width=MAXWIDTH-maxindent) else: res = ''.join(toformat).splitlines() if end: res += end result.append((indent, res)) for itemindent, item in content: if itemindent == -1: toformat.append(item) else: do_format() result.append((indent + itemindent, item)) toformat = [] do_format() if first is not None and result: itemindent, item = result[0] if item: result.insert(0, (itemindent - indent, [first + item[0]])) result[1] = (itemindent, item[1:]) self.states[-1].extend(result) def visit_document(self, node): self.new_state(0) def depart_document(self, node): self.end_state() self.body = '\n'.join(line and (' '*indent + line) for indent, lines in self.states[0] for line in lines) # XXX header/footer? def visit_highlightlang(self, node): raise nodes.SkipNode def visit_section(self, node): self._title_char = self.sectionchars[self.sectionlevel] self.sectionlevel += 1 def depart_section(self, node): self.sectionlevel -= 1 def visit_topic(self, node): self.new_state(0) def depart_topic(self, node): self.end_state() visit_sidebar = visit_topic depart_sidebar = depart_topic def visit_rubric(self, node): self.new_state(0) self.add_text('-[ ') def depart_rubric(self, node): self.add_text(' ]-') self.end_state() def visit_compound(self, node): pass def depart_compound(self, node): pass def visit_glossary(self, node): pass def depart_glossary(self, node): pass def visit_title(self, node): if isinstance(node.parent, nodes.Admonition): self.add_text(node.astext()+': ') raise nodes.SkipNode self.new_state(0) def depart_title(self, node): text = ''.join(x[1] for x in self.states.pop() if x[0] == -1) text = "h%d. %s" % (self.sectionlevel, text) self.stateindent.pop() self.states[-1].append((0, ['', text, ''])) def visit_subtitle(self, node): pass def depart_subtitle(self, node): pass def visit_attribution(self, node): self.add_text('-- ') def depart_attribution(self, node): pass def visit_desc(self, node): pass def depart_desc(self, node): pass def visit_desc_signature(self, node): self.new_state(0) if node.parent['objtype'] in ('class', 'exception'): self.add_text('%s ' % node.parent['objtype']) def depart_desc_signature(self, node): # XXX: wrap signatures in a way that makes sense self.end_state(wrap=False, end=None) def visit_desc_name(self, node): pass def depart_desc_name(self, node): pass def visit_desc_addname(self, node): pass def depart_desc_addname(self, node): pass def visit_desc_type(self, node): pass def depart_desc_type(self, node): pass def visit_desc_returns(self, node): self.add_text(' -> ') def depart_desc_returns(self, node): pass def visit_desc_parameterlist(self, node): self.add_text('(') self.first_param = 1 def depart_desc_parameterlist(self, node): self.add_text(')') def visit_desc_parameter(self, node): if not self.first_param: self.add_text(', ') else: self.first_param = 0 self.add_text(node.astext()) raise nodes.SkipNode def visit_desc_optional(self, node): self.add_text('[') def depart_desc_optional(self, node): self.add_text(']') def visit_desc_annotation(self, node): pass def depart_desc_annotation(self, node): pass def visit_refcount(self, node): pass def depart_refcount(self, node): pass def visit_desc_content(self, node): self.new_state() self.add_text('\n') def depart_desc_content(self, node): self.end_state() def visit_figure(self, node): self.new_state() def depart_figure(self, node): self.end_state() def visit_caption(self, node): pass def depart_caption(self, node): pass def visit_productionlist(self, node): self.new_state() names = [] for production in node: names.append(production['tokenname']) maxlen = max(len(name) for name in names) for production in node: if production['tokenname']: self.add_text(production['tokenname'].ljust(maxlen) + ' ::=') lastname = production['tokenname'] else: self.add_text('%s ' % (' '*len(lastname))) self.add_text(production.astext() + '\n') self.end_state(wrap=False) raise nodes.SkipNode def visit_seealso(self, node): self.new_state() def depart_seealso(self, node): self.end_state(first='') def visit_footnote(self, node): self._footnote = node.children[0].astext().strip() self.new_state(len(self._footnote) + 3) def depart_footnote(self, node): self.end_state(first='[%s] ' % self._footnote) def visit_citation(self, node): if len(node) and isinstance(node[0], nodes.label): self._citlabel = node[0].astext() else: self._citlabel = '' self.new_state(len(self._citlabel) + 3) def depart_citation(self, node): self.end_state(first='[%s] ' % self._citlabel) def visit_label(self, node): raise nodes.SkipNode # XXX: option list could use some better styling def visit_option_list(self, node): pass def depart_option_list(self, node): pass def visit_option_list_item(self, node): self.new_state(0) def depart_option_list_item(self, node): self.end_state() def visit_option_group(self, node): self._firstoption = True def depart_option_group(self, node): self.add_text(' ') def visit_option(self, node): if self._firstoption: self._firstoption = False else: self.add_text(', ') def depart_option(self, node): pass def visit_option_string(self, node): pass def depart_option_string(self, node): pass def visit_option_argument(self, node): self.add_text(node['delimiter']) def depart_option_argument(self, node): pass def visit_description(self, node): pass def depart_description(self, node): pass def visit_tabular_col_spec(self, node): raise nodes.SkipNode def visit_colspec(self, node): self.table[0].append(node['colwidth']) raise nodes.SkipNode def visit_tgroup(self, node): pass def depart_tgroup(self, node): pass def visit_thead(self, node): pass def depart_thead(self, node): pass def visit_tbody(self, node): self.table.append('sep') def depart_tbody(self, node): pass def visit_row(self, node): self.table.append([]) def depart_row(self, node): pass def visit_entry(self, node): if node.has_key('morerows') or node.has_key('morecols'): raise NotImplementedError('Column or row spanning cells are ' 'not implemented.') self.new_state(0) def depart_entry(self, node): text = '\n'.join('\n'.join(x[1]) for x in self.states.pop()) self.stateindent.pop() self.table[-1].append(text) def visit_table(self, node): if self.table: raise NotImplementedError('Nested tables are not supported.') self.new_state(0) self.table = [[]] def depart_table(self, node): lines = self.table[1:] fmted_rows = [] colwidths = self.table[0] realwidths = colwidths[:] separator = 0 # don't allow paragraphs in table cells for now for line in lines: if line == 'sep': separator = len(fmted_rows) else: cells = [] for i, cell in enumerate(line): par = textwrap.wrap(cell, width=colwidths[i]) if par: maxwidth = max(map(len, par)) else: maxwidth = 0 realwidths[i] = max(realwidths[i], maxwidth) cells.append(par) fmted_rows.append(cells) def writesep(char='-'): out = ['+'] for width in realwidths: out.append(char * (width+2)) out.append('+') self.add_text(''.join(out) + '\n') def writerow(row): lines = map(None, *row) for line in lines: out = ['|'] for i, cell in enumerate(line): if cell: out.append(' ' + cell.ljust(realwidths[i]+1)) else: out.append(' ' * (realwidths[i] + 2)) out.append('|') self.add_text(''.join(out) + '\n') for i, row in enumerate(fmted_rows): if separator and i == separator: writesep('=') else: writesep('-') writerow(row) writesep('-') self.table = None self.end_state(wrap=False) def visit_acks(self, node): self.new_state(0) self.add_text(', '.join(n.astext() for n in node.children[0].children) + '.') self.end_state() raise nodes.SkipNode def visit_image(self, node): self.add_text(_('[image]')) raise nodes.SkipNode def visit_transition(self, node): indent = sum(self.stateindent) self.new_state(0) self.add_text('=' * (MAXWIDTH - indent)) self.end_state() raise nodes.SkipNode def visit_bullet_list(self, node): self.list_counter.append(-1) def depart_bullet_list(self, node): self.list_counter.pop() def visit_enumerated_list(self, node): self.list_counter.append(0) def depart_enumerated_list(self, node): self.list_counter.pop() def visit_definition_list(self, node): self.list_counter.append(-2) def depart_definition_list(self, node): self.list_counter.pop() def visit_list_item(self, node): if self.list_counter[-1] == -1: # bullet list self.new_state(2) elif self.list_counter[-1] == -2: # definition list pass else: # enumerated list self.list_counter[-1] += 1 self.new_state(len(str(self.list_counter[-1])) + 2) def depart_list_item(self, node): if self.list_counter[-1] == -1: self.end_state(first='* ', end=None) elif self.list_counter[-1] == -2: pass else: self.end_state(first='%s. ' % self.list_counter[-1], end=None) def visit_definition_list_item(self, node): self._li_has_classifier = len(node) >= 2 and \ isinstance(node[1], nodes.classifier) def depart_definition_list_item(self, node): pass def visit_term(self, node): self.new_state(0) def depart_term(self, node): if not self._li_has_classifier: self.end_state(end=None) def visit_classifier(self, node): self.add_text(' : ') def depart_classifier(self, node): self.end_state(end=None) def visit_definition(self, node): self.new_state() def depart_definition(self, node): self.end_state() def visit_field_list(self, node): pass def depart_field_list(self, node): pass def visit_field(self, node): pass def depart_field(self, node): pass def visit_field_name(self, node): self.new_state(0) def depart_field_name(self, node): self.add_text(':') self.end_state(end=None) def visit_field_body(self, node): self.new_state() def depart_field_body(self, node): self.end_state() def visit_centered(self, node): pass def depart_centered(self, node): pass def visit_hlist(self, node): pass def depart_hlist(self, node): pass def visit_hlistcol(self, node): pass def depart_hlistcol(self, node): pass def visit_admonition(self, node): self.new_state(0) def depart_admonition(self, node): self.end_state() def _visit_admonition(self, node): self.new_state(2) def _make_depart_admonition(name): def depart_admonition(self, node): self.end_state(first=admonitionlabels[name] + ': ') return depart_admonition visit_attention = _visit_admonition depart_attention = _make_depart_admonition('attention') visit_caution = _visit_admonition depart_caution = _make_depart_admonition('caution') visit_danger = _visit_admonition depart_danger = _make_depart_admonition('danger') visit_error = _visit_admonition depart_error = _make_depart_admonition('error') visit_hint = _visit_admonition depart_hint = _make_depart_admonition('hint') visit_important = _visit_admonition depart_important = _make_depart_admonition('important') visit_note = _visit_admonition depart_note = _make_depart_admonition('note') visit_tip = _visit_admonition depart_tip = _make_depart_admonition('tip') visit_warning = _visit_admonition depart_warning = _make_depart_admonition('warning') def visit_versionmodified(self, node): self.new_state(0) if node.children: self.add_text(versionlabels[node['type']] % node['version'] + ': ') else: self.add_text(versionlabels[node['type']] % node['version'] + '.') def depart_versionmodified(self, node): self.end_state() def visit_literal_block(self, node): self.new_state() def depart_literal_block(self, node): self.end_state(wrap=False) def visit_doctest_block(self, node): self.new_state(0) def depart_doctest_block(self, node): self.end_state(wrap=False) def visit_line_block(self, node): self.new_state(0) def depart_line_block(self, node): self.end_state(wrap=False) def visit_line(self, node): pass def depart_line(self, node): pass def visit_block_quote(self, node): self.new_state() def depart_block_quote(self, node): self.end_state() def visit_compact_paragraph(self, node): pass def depart_compact_paragraph(self, node): pass def visit_paragraph(self, node): if not isinstance(node.parent, nodes.Admonition) or \ isinstance(node.parent, addnodes.seealso): self.new_state(0) def depart_paragraph(self, node): if not isinstance(node.parent, nodes.Admonition) or \ isinstance(node.parent, addnodes.seealso): self.end_state() def visit_target(self, node): raise nodes.SkipNode def visit_index(self, node): raise nodes.SkipNode def visit_substitution_definition(self, node): raise nodes.SkipNode def visit_pending_xref(self, node): pass def depart_pending_xref(self, node): pass def visit_reference(self, node): pass def depart_reference(self, node): pass def visit_download_reference(self, node): pass def depart_download_reference(self, node): pass def visit_emphasis(self, node): self.add_text('*') def depart_emphasis(self, node): self.add_text('*') def visit_literal_emphasis(self, node): self.add_text('*') def depart_literal_emphasis(self, node): self.add_text('*') def visit_strong(self, node): self.add_text('**') def depart_strong(self, node): self.add_text('**') def visit_abbreviation(self, node): self.add_text('') def depart_abbreviation(self, node): if node.hasattr('explanation'): self.add_text(' (%s)' % node['explanation']) def visit_title_reference(self, node): self.add_text('*') def depart_title_reference(self, node): self.add_text('*') def visit_literal(self, node): self.add_text('``') def depart_literal(self, node): self.add_text('``') def visit_subscript(self, node): self.add_text('_') def depart_subscript(self, node): pass def visit_superscript(self, node): self.add_text('^') def depart_superscript(self, node): pass def visit_footnote_reference(self, node): self.add_text('[%s]' % node.astext()) raise nodes.SkipNode def visit_citation_reference(self, node): self.add_text('[%s]' % node.astext()) raise nodes.SkipNode def visit_Text(self, node): self.add_text(node.astext()) def depart_Text(self, node): pass def visit_generated(self, node): pass def depart_generated(self, node): pass def visit_inline(self, node): pass def depart_inline(self, node): pass def visit_problematic(self, node): self.add_text('>>') def depart_problematic(self, node): self.add_text('<<') def visit_system_message(self, node): self.new_state(0) self.add_text('' % node.astext()) self.end_state() raise nodes.SkipNode def visit_comment(self, node): raise nodes.SkipNode def visit_meta(self, node): # only valid for HTML raise nodes.SkipNode def visit_raw(self, node): if 'text' in node.get('format', '').split(): self.body.append(node.astext()) raise nodes.SkipNode def unknown_visit(self, node): raise NotImplementedError('Unknown node: ' + node.__class__.__name__) def setup(app): app.add_builder(TextileBuilder)