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#
# Copyright (C) 2000 Stephen Davies
# Copyright (C) 2000 Stefan Seefeld
# All rights reserved.
# Licensed to the public under the terms of the GNU LGPL (>= 2),
# see the file COPYING for details.
#
from Synopsis.Processor import Parameter
from Synopsis import AST, Util
from Synopsis.Formatters.HTML.View import View
from Synopsis.Formatters.HTML.Tags import *
import os, urllib
link = None
try:
link = Util._import("Synopsis.Parsers.Cxx.link")
except ImportError:
print "Warning: unable to import link module. Continuing..."
class Source(View):
"""A module for creating a view for each file with hyperlinked source"""
prefix = Parameter('', 'prefix to the syntax files')
toc_in = Parameter([], 'obsolete, to be removed in a later release')
external_url = Parameter(None, 'base url to use for external links (if None the toc will be used')
def register(self, processor):
View.register(self, processor)
self.__toclist = map(lambda x: ''+x, self.toc_in)
def filename(self):
"""since Source generates a whole file hierarchy, this method returns the current filename,
which may change over the lifetime of this object"""
return self.__filename
def title(self):
"""since Source generates a while file hierarchy, this method returns the current title,
which may change over the lifetime of this object"""
return self.__title
def process(self, start):
"""Creates a view for every file"""
# Get the TOC
self.toc = self.processor.get_toc(start)
# create a view for each main file
for file in self.processor.ast.files().values():
if file.is_main():
self.process_node(file)
def register_filenames(self, start):
"""Registers a view for every source file"""
for file in self.processor.ast.files().values():
if file.is_main():
filename = file.filename()
#filename = os.path.join(self.processor.output, filename)
filename = self.processor.file_layout.file_source(filename)
self.processor.register_filename(filename, self, file)
def process_node(self, file):
"""Creates a view for the given file"""
# Start view
filename = file.filename()
self.__filename = self.processor.file_layout.file_source(filename)
self.rel_url = rel(self.filename(), '')
source = file.filename()
self.__title = source
self.start_file()
self.write(self.processor.navigation_bar(self.filename()))
self.write('File: '+entity('b', self.__title))
if not link:
# No link module..
self.write('link module for highlighting source unavailable')
try:
self.write(open(file.full_filename(),'r').read())
except IOError, e:
self.write("An error occurred:"+ str(e))
else:
self.write('<br/><div class="file-all">\n')
# Call link module
f_out = os.path.join(self.processor.output, self.__filename) + '-temp'
f_in = file.full_filename()
f_link = os.path.join(self.prefix, source)
try:
lookup = self.external_url and self.external_ref or self.lookup_symbol
link.link(lookup, f_in, f_out, f_link)
except link.error, msg:
print "An error occurred:",msg
try:
self.write(open(f_out,'r').read())
os.unlink(f_out)
except IOError, e:
self.write("An error occurred:"+ str(e))
self.write("</div>")
self.end_file()
def lookup_symbol(self, name):
e = self.toc.lookup(tuple(name))
return e and self.rel_url + e.link or ''
def external_ref(self, name):
return self.external_url + urllib.quote('::'.join(name))
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