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File: Synopsis/Formatter/TOC.py
1| # $Id: TOC.py,v 1.3 2002/11/01 04:05:06 chalky Exp $
2| #
3| # This file is a part of Synopsis.
4| # Copyright (C) 2000, 2001 Stephen Davies
5| # Copyright (C) 2000, 2001 Stefan Seefeld
6| #
7| # Synopsis is free software; you can redistribute it and/or modify it
8| # under the terms of the GNU General Public License as published by
9| # the Free Software Foundation; either version 2 of the License, or
10| # (at your option) any later version.
11| #
12| # This program is distributed in the hope that it will be useful,
13| # but WITHOUT ANY WARRANTY; without even the implied warranty of
14| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15| # General Public License for more details.
16| #
17| # You should have received a copy of the GNU General Public License
18| # along with this program; if not, write to the Free Software
19| # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
20| # 02111-1307, USA.
21| #
22| # $Log: TOC.py,v $
23| # Revision 1.3 2002/11/01 04:05:06 chalky
24| # Don't let comma replacement screw up ampersands
25| #
26| # Revision 1.2 2001/02/13 05:20:04 chalky
27| # Made C++ parser mangle functions by formatting their parameter types
28| #
29| # Revision 1.1 2001/02/01 18:37:25 chalky
30| # moved TOC out to here
31| #
32| #
33|
34| """Table of Contents classes"""
35|
36| import string, re
37|
38| from Synopsis.Core import AST, Util
39|
40| # Not sure how this should be set..
41| verbose = 0
42|
43| class Linker:
44| """Abstract class for linking declarations. This class has only one
45| method, link(decl), which returns the link for the given declaration. This
46| is dependant on the type of formatter used, and so a Linker derivative
47| must be passed to the TOC upon creation."""
48| def link(decl): pass
49|
50| class TocEntry:
51| """Struct for an entry in the table of contents.
52| Vars: link, lang, type (all strings)
53| Also: name (scoped)"""
54| def __init__(self, name, link, lang, type):
55| self.name = name
56| self.link = link
57| self.lang = lang
58| self.type = type
59|
60| class TableOfContents(AST.Visitor):
61| """
62| Maintains a dictionary of all declarations which can be looked up to create
63| cross references. Names are fully scoped.
64| """
65| def __init__(self, linker):
66| """linker is an instance that implements the Linker interface and is
67| used to generate the links from declarations."""
68| self.__toc = {}
69| self.linker = linker
70|
71| def lookup(self, name):
72| name = tuple(name)
73| if self.__toc.has_key(name): return self.__toc[name]
74| if verbose and len(name) > 1:
75| print "Warning: TOC lookup of",name,"failed!"
76| return None
77|
78| # def referenceName(self, name, scope, label=None, **keys):
79| # """Same as reference but takes a tuple name"""
80| # if not label: label = Util.ccolonName(name, scope)
81| # entry = self[name]
82| # if entry: return apply(href, (entry.link, label), keys)
83| # return label or ''
84|
85|
86| def size(self): return len(self.__toc)
87|
88| __getitem__ = lookup
89|
90| def insert(self, entry): self.__toc[tuple(entry.name)] = entry
91|
92| def store(self, file):
93| """store the table of contents into a file, such that it can be used later when cross referencing"""
94| fout = open(file, 'w')
95| nocomma = lambda str: str.replace("&","&").replace(",","&2c;")
96| for name in self.__toc.keys():
97| scopedname = nocomma(string.join(name, "::"))
98| lang = self.__toc[tuple(name)].lang
99| link = nocomma(self.__toc[tuple(name)].link)
100| fout.write(scopedname + "," + lang + "," + link + "\n")
101|
102| def load(self, resource):
103| args = string.split(resource, "|")
104| file = args[0]
105| if len(args) > 1: url = args[1]
106| else: url = ""
107| fin = open(file, 'r')
108| line = fin.readline()
109| recomma = lambda str: re.sub("&2c;",",",str)
110| while line:
111| if line[-1] == '\n': line = line[:-1]
112| scopedname, lang, link = string.split(line, ",")
113| scopedname, link = recomma(scopedname), recomma(link)
114| param_index = string.find(scopedname, '(')
115| if param_index >= 0:
116| name = string.split(scopedname[:param_index], "::")
117| name = name[:-1] + [name[-1]+scopedname[param_index:]]
118| else:
119| name = string.split(scopedname, "::")
120| if len(url): link = string.join([url, link], "/")
121| entry = TocEntry(name, link, lang, "decl")
122| self.insert(entry)
123| line = fin.readline()
124|
125| def visitAST(self, ast):
126| for decl in ast.declarations():
127| decl.accept(self)
128| def visitDeclaration(self, decl):
129| entry = TocEntry(decl.name(), self.linker.link(decl), decl.language(), "decl")
130| self.insert(entry)
131| def visitForward(self, decl):
132| pass
133|
134|