# copyright 2003-2011 LOGILAB S.A. (Paris, FRANCE), all rights reserved. # contact http://www.logilab.fr/ -- mailto:contact@logilab.fr # # This file is part of logilab-common. # # logilab-common is free software: you can redistribute it and/or modify it under # the terms of the GNU Lesser General Public License as published by the Free # Software Foundation, either version 2.1 of the License, or (at your option) any # later version. # # logilab-common is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS # FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more # details. # # You should have received a copy of the GNU Lesser General Public License along # with logilab-common. If not, see . """HTML formatting drivers for ureports""" __docformat__ = "restructuredtext en" from cgi import escape from logilab.common.ureports import BaseWriter class HTMLWriter(BaseWriter): """format layouts as HTML""" def __init__(self, snippet=None): super(HTMLWriter, self).__init__() self.snippet = snippet def handle_attrs(self, layout): """get an attribute string from layout member attributes""" attrs = '' klass = getattr(layout, 'klass', None) if klass: attrs += ' class="%s"' % klass nid = getattr(layout, 'id', None) if nid: attrs += ' id="%s"' % nid return attrs def begin_format(self, layout): """begin to format a layout""" super(HTMLWriter, self).begin_format(layout) if self.snippet is None: self.writeln('') self.writeln('') def end_format(self, layout): """finished to format a layout""" if self.snippet is None: self.writeln('') self.writeln('') def visit_section(self, layout): """display a section as html, using div + h[section level]""" self.section += 1 self.writeln('' % self.handle_attrs(layout)) self.format_children(layout) self.writeln('') self.section -= 1 def visit_title(self, layout): """display a title using """ self.write('' % (self.section, self.handle_attrs(layout))) self.format_children(layout) self.writeln('' % self.section) def visit_table(self, layout): """display a table as html""" self.writeln('' % self.handle_attrs(layout)) table_content = self.get_table_content(layout) for i in range(len(table_content)): row = table_content[i] if i == 0 and layout.rheaders: self.writeln('') elif i+1 == len(table_content) and layout.rrheaders: self.writeln('') else: self.writeln('' % (i%2 and 'even' or 'odd')) for j in range(len(row)): cell = row[j] or ' ' if (layout.rheaders and i == 0) or \ (layout.cheaders and j == 0) or \ (layout.rrheaders and i+1 == len(table_content)) or \ (layout.rcheaders and j+1 == len(row)): self.writeln('%s' % cell) else: self.writeln('%s' % cell) self.writeln('') self.writeln('') def visit_list(self, layout): """display a list as html""" self.writeln('' % self.handle_attrs(layout)) for row in list(self.compute_content(layout)): self.writeln('

' % row) self.writeln('') def visit_paragraph(self, layout): """display links (using

)""" self.write('

') self.format_children(layout) self.write('

') def visit_span(self, layout): """display links (using

)""" self.write('' % self.handle_attrs(layout)) self.format_children(layout) self.write('') def visit_link(self, layout): """display links (using )""" self.write(' %s' % (layout.url, self.handle_attrs(layout), layout.label)) def visit_verbatimtext(self, layout): """display verbatim text (using

)"""
        self.write('')
        self.write(layout.data.replace('&', '&').replace('<', '<'))
        self.write('')

    def visit_text(self, layout):
        """add some text"""
        data = layout.data
        if layout.escaped:
            data = data.replace('&', '&').replace('<', '<')
        self.write(data)