mirror of
https://gitlab.gnome.org/GNOME/gtk.git
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a152f7360d
Get gdkkeysyms.h from git, instead of the outdated copy from svn. Get Unicode 5.2.0 data. Fix a few issues with missing keysyms in keysyms.txt. Make the filtering of non-BMP keysyms work.
966 lines
33 KiB
Python
Executable File
966 lines
33 KiB
Python
Executable File
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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#
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# compose-parse.py, version 1.3
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#
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# multifunction script that helps manage the compose sequence table in GTK+ (gtk/gtkimcontextsimple.c)
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# the script produces statistics and information about the whole process, run with --help for more.
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#
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# You may need to switch your python installation to utf-8, if you get 'ascii' codec errors.
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#
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# Complain to Simos Xenitellis (simos@gnome.org, http://simos.info/blog) for this craft.
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from re import findall, match, split, sub
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from string import atoi
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from unicodedata import normalize
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from urllib import urlretrieve
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from os.path import isfile, getsize
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from copy import copy
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import sys
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import getopt
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# We grab files off the web, left and right.
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URL_COMPOSE = 'http://gitweb.freedesktop.org/?p=xorg/lib/libX11.git;a=blob_plain;f=nls/en_US.UTF-8/Compose.pre'
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URL_KEYSYMSTXT = "http://www.cl.cam.ac.uk/~mgk25/ucs/keysyms.txt"
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URL_GDKKEYSYMSH = "http://git.gnome.org/browse/gtk%2B/plain/gdk/gdkkeysyms.h"
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URL_UNICODEDATATXT = 'http://www.unicode.org/Public/5.2.0/ucd/UnicodeData.txt'
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FILENAME_COMPOSE_SUPPLEMENTARY = 'gtk-compose-lookaside.txt'
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# We currently support keysyms of size 2; once upstream xorg gets sorted,
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# we might produce some tables with size 2 and some with size 4.
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SIZEOFINT = 2
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# Current max compose sequence length; in case it gets increased.
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WIDTHOFCOMPOSETABLE = 5
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keysymdatabase = {}
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keysymunicodedatabase = {}
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unicodedatabase = {}
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headerfile_start = """/* GTK - The GIMP Tool Kit
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* Copyright (C) 2007, 2008 GNOME Foundation
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* File auto-generated from script found at http://bugzilla.gnome.org/show_bug.cgi?id=321896
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* using the input files
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* Input : http://gitweb.freedesktop.org/?p=xorg/lib/libX11.git;a=blob_plain;f=nls/en_US.UTF-8/Compose.pre
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* Input : http://www.cl.cam.ac.uk/~mgk25/ucs/keysyms.txt
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* Input : http://www.unicode.org/Public/UNIDATA/UnicodeData.txt
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*
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* This table is optimised for space and requires special handling to access the content.
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* This table is used solely by http://svn.gnome.org/viewcvs/gtk%2B/trunk/gtk/gtkimcontextsimple.c
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*
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* The resulting file is placed at http://svn.gnome.org/viewcvs/gtk%2B/trunk/gtk/gtkimcontextsimpleseqs.h
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* This file is described in bug report http://bugzilla.gnome.org/show_bug.cgi?id=321896
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*/
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/*
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* Modified by the GTK+ Team and others 2007, 2008. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#ifndef __GTK_IM_CONTEXT_SIMPLE_SEQS_H__
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#define __GTK_IM_CONTEXT_SIMPLE_SEQS_H__
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/* === These are the original comments of the file; we keep for historical purposes ===
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*
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* The following table was generated from the X compose tables include with
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* XFree86 4.0 using a set of Perl scripts. Contact Owen Taylor <otaylor@redhat.com>
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* to obtain the relevant perl scripts.
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*
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* The following compose letter letter sequences confliced
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* Dstroke/dstroke and ETH/eth; resolved to Dstroke (Croation, Vietnamese, Lappish), over
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* ETH (Icelandic, Faroese, old English, IPA) [ D- -D d- -d ]
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* Amacron/amacron and ordfeminine; resolved to ordfeminine [ _A A_ a_ _a ]
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* Amacron/amacron and Atilde/atilde; resolved to atilde [ -A A- a- -a ]
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* Omacron/Omacron and masculine; resolved to masculine [ _O O_ o_ _o ]
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* Omacron/omacron and Otilde/atilde; resolved to otilde [ -O O- o- -o ]
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*
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* [ Amacron and Omacron are in Latin-4 (Baltic). ordfeminine and masculine are used for
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* spanish. atilde and otilde are used at least for Portuguese ]
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*
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* at and Aring; resolved to Aring [ AA ]
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* guillemotleft and caron; resolved to guillemotleft [ << ]
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* ogonek and cedilla; resolved to cedilla [ ,, ]
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*
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* This probably should be resolved by first checking an additional set of compose tables
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* that depend on the locale or selected input method.
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*/
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static const guint16 gtk_compose_seqs_compact[] = {"""
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headerfile_end = """};
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#endif /* __GTK_IM_CONTEXT_SIMPLE_SEQS_H__ */
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"""
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def stringtohex(str): return atoi(str, 16)
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def factorial(n):
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if n <= 1:
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return 1
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else:
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return n * factorial(n-1)
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def uniq(*args) :
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""" Performs a uniq operation on a list or lists """
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theInputList = []
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for theList in args:
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theInputList += theList
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theFinalList = []
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for elem in theInputList:
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if elem not in theFinalList:
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theFinalList.append(elem)
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return theFinalList
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def all_permutations(seq):
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""" Borrowed from http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/252178 """
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""" Produces all permutations of the items of a list """
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if len(seq) <=1:
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yield seq
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else:
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for perm in all_permutations(seq[1:]):
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for i in range(len(perm)+1):
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#nb str[0:1] works in both string and list contexts
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yield perm[:i] + seq[0:1] + perm[i:]
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def usage():
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print """compose-parse available parameters:
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-h, --help this craft
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-s, --statistics show overall statistics (both algorithmic, non-algorithmic)
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-a, --algorithmic show sequences saved with algorithmic optimisation
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-g, --gtk show entries that go to GTK+
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-u, --unicodedatatxt show compose sequences derived from UnicodeData.txt (from unicode.org)
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-v, --verbose show verbose output
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-p, --plane1 show plane1 compose sequences
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-n, --numeric when used with --gtk, create file with numeric values only
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-e, --gtk-expanded when used with --gtk, create file that repeats first column; not usable in GTK+
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Default is to show statistics.
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"""
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try:
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opts, args = getopt.getopt(sys.argv[1:], "pvgashune", ["help", "algorithmic", "statistics", "unicodedatatxt",
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"stats", "gtk", "verbose", "plane1", "numeric", "gtk-expanded"])
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except:
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usage()
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sys.exit(2)
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opt_statistics = False
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opt_algorithmic = False
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opt_gtk = False
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opt_unicodedatatxt = False
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opt_verbose = False
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opt_plane1 = False
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opt_numeric = False
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opt_gtkexpanded = False
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for o, a in opts:
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if o in ("-h", "--help"):
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usage()
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sys.exit()
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if o in ("-s", "--statistics"):
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opt_statistics = True
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if o in ("-a", "--algorithmic"):
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opt_algorithmic = True
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if o in ("-g", "--gtk"):
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opt_gtk = True
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if o in ("-u", "--unicodedatatxt"):
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opt_unicodedatatxt = True
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if o in ("-v", "--verbose"):
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opt_verbose = True
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if o in ("-p", "--plane1"):
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opt_plane1 = True
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if o in ("-n", "--numeric"):
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opt_numeric = True
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if o in ("-e", "--gtk-expanded"):
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opt_gtkexpanded = True
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if not opt_algorithmic and not opt_gtk and not opt_unicodedatatxt:
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opt_statistics = True
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def download_hook(blocks_transferred, block_size, file_size):
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""" A download hook to provide some feedback when downloading """
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if blocks_transferred == 0:
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if file_size > 0:
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if opt_verbose:
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print "Downloading", file_size, "bytes: ",
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else:
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if opt_verbose:
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print "Downloading: ",
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sys.stdout.write('#')
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sys.stdout.flush()
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def download_file(url):
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""" Downloads a file provided a URL. Returns the filename. """
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""" Borks on failure """
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localfilename = url.split('/')[-1]
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if not isfile(localfilename) or getsize(localfilename) <= 0:
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if opt_verbose:
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print "Downloading ", url, "..."
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try:
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urlretrieve(url, localfilename, download_hook)
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except IOError, (errno, strerror):
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print "I/O error(%s): %s" % (errno, strerror)
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sys.exit(-1)
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except:
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print "Unexpected error: ", sys.exc_info()[0]
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sys.exit(-1)
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print " done."
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else:
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if opt_verbose:
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print "Using cached file for ", url
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return localfilename
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def process_gdkkeysymsh():
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""" Opens the gdkkeysyms.h file from GTK+/gdk/gdkkeysyms.h """
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""" Fills up keysymdb with contents """
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filename_gdkkeysymsh = download_file(URL_GDKKEYSYMSH)
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try:
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gdkkeysymsh = open(filename_gdkkeysymsh, 'r')
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except IOError, (errno, strerror):
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print "I/O error(%s): %s" % (errno, strerror)
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sys.exit(-1)
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except:
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print "Unexpected error: ", sys.exc_info()[0]
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sys.exit(-1)
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""" Parse the gdkkeysyms.h file and place contents in keysymdb """
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linenum_gdkkeysymsh = 0
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keysymdb = {}
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for line in gdkkeysymsh.readlines():
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linenum_gdkkeysymsh += 1
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line = line.strip()
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if line == "" or not match('^#define GDK_', line):
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continue
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components = split('\s+', line)
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if len(components) < 3:
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print "Invalid line %(linenum)d in %(filename)s: %(line)s"\
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% {'linenum': linenum_gdkkeysymsh, 'filename': filename_gdkkeysymsh, 'line': line}
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print "Was expecting 3 items in the line"
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sys.exit(-1)
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if not match('^GDK_', components[1]):
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print "Invalid line %(linenum)d in %(filename)s: %(line)s"\
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% {'linenum': linenum_gdkkeysymsh, 'filename': filename_gdkkeysymsh, 'line': line}
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print "Was expecting a keysym starting with GDK_"
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sys.exit(-1)
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if match('^0x[0-9a-fA-F]+$', components[2]):
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unival = long(components[2][2:], 16)
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if unival == 0:
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continue
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keysymdb[components[1][4:]] = unival
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else:
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print "Invalid line %(linenum)d in %(filename)s: %(line)s"\
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% {'linenum': linenum_gdkkeysymsh, 'filename': filename_gdkkeysymsh, 'line': line}
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print "Was expecting a hexadecimal number at the end of the line"
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sys.exit(-1)
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gdkkeysymsh.close()
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""" Patch up the keysymdb with some of our own stuff """
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""" This is for a missing keysym from the currently upstream file """
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keysymdb['dead_stroke'] = 0x338
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""" This is for a missing keysym from the currently upstream file """
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###keysymdb['dead_belowring'] = 0x323
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###keysymdb['dead_belowmacron'] = 0x331
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###keysymdb['dead_belowcircumflex'] = 0x32d
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###keysymdb['dead_belowtilde'] = 0x330
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###keysymdb['dead_belowbreve'] = 0x32e
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###keysymdb['dead_belowdiaeresis'] = 0x324
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""" This is^Wwas preferential treatment for Greek """
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# keysymdb['dead_tilde'] = 0x342
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""" This is^was preferential treatment for Greek """
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#keysymdb['combining_tilde'] = 0x342
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""" Fixing VoidSymbol """
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keysymdb['VoidSymbol'] = 0xFFFF
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return keysymdb
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def process_keysymstxt():
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""" Grabs and opens the keysyms.txt file that Markus Kuhn maintains """
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""" This file keeps a record between keysyms <-> unicode chars """
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filename_keysymstxt = download_file(URL_KEYSYMSTXT)
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try:
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keysymstxt = open(filename_keysymstxt, 'r')
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except IOError, (errno, strerror):
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print "I/O error(%s): %s" % (errno, strerror)
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sys.exit(-1)
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except:
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print "Unexpected error: ", sys.exc_info()[0]
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sys.exit(-1)
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""" Parse the keysyms.txt file and place content in keysymdb """
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linenum_keysymstxt = 0
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keysymdb = {}
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for line in keysymstxt.readlines():
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linenum_keysymstxt += 1
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line = line.strip()
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if line == "" or match('^#', line):
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continue
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components = split('\s+', line)
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if len(components) < 5:
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print "Invalid line %(linenum)d in %(filename)s: %(line)s'"\
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% {'linenum': linenum_keysymstxt, 'filename': filename_keysymstxt, 'line': line}
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print "Was expecting 5 items in the line"
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sys.exit(-1)
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if match('^U[0-9a-fA-F]+$', components[1]):
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unival = long(components[1][1:], 16)
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if unival == 0:
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continue
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keysymdb[components[4]] = unival
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keysymstxt.close()
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""" Patch up the keysymdb with some of our own stuff """
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""" This is for a missing keysym from the currently upstream file """
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###keysymdb['dead_belowring'] = 0x323
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###keysymdb['dead_belowmacron'] = 0x331
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###keysymdb['dead_belowcircumflex'] = 0x32d
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###keysymdb['dead_belowtilde'] = 0x330
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###keysymdb['dead_belowbreve'] = 0x32e
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###keysymdb['dead_belowdiaeresis'] = 0x324
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""" This is preferential treatment for Greek """
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""" => we get more savings if used for Greek """
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# keysymdb['dead_tilde'] = 0x342
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""" This is preferential treatment for Greek """
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# keysymdb['combining_tilde'] = 0x342
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""" This is for a missing keysym from Markus Kuhn's db """
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keysymdb['dead_stroke'] = 0x338
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""" This is for a missing keysym from Markus Kuhn's db """
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keysymdb['Oslash'] = 0x0d8
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""" This is for a missing (recently added) keysym """
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keysymdb['dead_psili'] = 0x313
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""" This is for a missing (recently added) keysym """
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keysymdb['dead_dasia'] = 0x314
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""" Allows to import Multi_key sequences """
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keysymdb['Multi_key'] = 0xff20
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keysymdb['zerosubscript'] = 0x2080
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keysymdb['onesubscript'] = 0x2081
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keysymdb['twosubscript'] = 0x2082
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keysymdb['threesubscript'] = 0x2083
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keysymdb['foursubscript'] = 0x2084
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keysymdb['fivesubscript'] = 0x2085
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keysymdb['sixsubscript'] = 0x2086
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keysymdb['sevensubscript'] = 0x2087
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keysymdb['eightsubscript'] = 0x2088
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keysymdb['ninesubscript'] = 0x2089
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keysymdb['dead_doublegrave'] = 0x030F
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keysymdb['dead_invertedbreve'] = 0x0311
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return keysymdb
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def keysymvalue(keysym, file = "n/a", linenum = 0):
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""" Extracts a value from the keysym """
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""" Find the value of keysym, using the data from keysyms """
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""" Use file and linenum to when reporting errors """
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if keysym == "":
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return 0
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if keysymdatabase.has_key(keysym):
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return keysymdatabase[keysym]
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elif keysym[0] == 'U' and match('[0-9a-fA-F]+$', keysym[1:]):
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return atoi(keysym[1:], 16)
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elif keysym[:2] == '0x' and match('[0-9a-fA-F]+$', keysym[2:]):
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return atoi(keysym[2:], 16)
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else:
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print 'keysymvalue: UNKNOWN{%(keysym)s}' % { "keysym": keysym }
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#return -1
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sys.exit(-1)
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def keysymunicodevalue(keysym, file = "n/a", linenum = 0):
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""" Extracts a value from the keysym """
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""" Find the value of keysym, using the data from keysyms """
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""" Use file and linenum to when reporting errors """
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if keysym == "":
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return 0
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if keysymunicodedatabase.has_key(keysym):
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return keysymunicodedatabase[keysym]
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elif keysym[0] == 'U' and match('[0-9a-fA-F]+$', keysym[1:]):
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return atoi(keysym[1:], 16)
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elif keysym[:2] == '0x' and match('[0-9a-fA-F]+$', keysym[2:]):
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return atoi(keysym[2:], 16)
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else:
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print 'keysymunicodevalue: UNKNOWN{%(keysym)s}' % { "keysym": keysym }
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sys.exit(-1)
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def rename_combining(seq):
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filtered_sequence = []
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for ks in seq:
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if findall('^combining_', ks):
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ks = sub('^combining_', 'dead_', ks)
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if ks == 'dead_double_grave':
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ks = 'dead_doublegrave'
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if ks == 'dead_inverted_breve':
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ks = 'dead_invertedbreve'
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filtered_sequence.append(ks)
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return filtered_sequence
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keysymunicodedatabase = process_keysymstxt()
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keysymdatabase = process_gdkkeysymsh()
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""" Grab and open the compose file from upstream """
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filename_compose = download_file(URL_COMPOSE)
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try:
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composefile = open(filename_compose, 'r')
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except IOError, (errno, strerror):
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print "I/O error(%s): %s" % (errno, strerror)
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sys.exit(-1)
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except:
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|
print "Unexpected error: ", sys.exc_info()[0]
|
|
sys.exit(-1)
|
|
|
|
""" Look if there is a lookaside (supplementary) compose file in the current
|
|
directory, and if so, open, then merge with upstream Compose file.
|
|
"""
|
|
xorg_compose_sequences_raw = []
|
|
for seq in composefile.readlines():
|
|
xorg_compose_sequences_raw.append(seq)
|
|
|
|
try:
|
|
composefile_lookaside = open(FILENAME_COMPOSE_SUPPLEMENTARY, 'r')
|
|
for seq in composefile_lookaside.readlines():
|
|
xorg_compose_sequences_raw.append(seq)
|
|
except IOError, (errno, strerror):
|
|
if opt_verbose:
|
|
print "I/O error(%s): %s" % (errno, strerror)
|
|
print "Did not find lookaside compose file. Continuing..."
|
|
except:
|
|
print "Unexpected error: ", sys.exc_info()[0]
|
|
sys.exit(-1)
|
|
|
|
""" Parse the compose file in xorg_compose_sequences"""
|
|
xorg_compose_sequences = []
|
|
xorg_compose_sequences_algorithmic = []
|
|
linenum_compose = 0
|
|
comment_nest_depth = 0
|
|
for line in xorg_compose_sequences_raw:
|
|
linenum_compose += 1
|
|
line = line.strip()
|
|
if match("^XCOMM", line) or match("^#", line):
|
|
continue
|
|
|
|
line = sub(r"\/\*([^\*]*|[\*][^/])\*\/", "", line)
|
|
|
|
comment_start = line.find("/*")
|
|
|
|
if comment_start >= 0:
|
|
if comment_nest_depth == 0:
|
|
line = line[:comment_start]
|
|
else:
|
|
line = ""
|
|
|
|
comment_nest_depth += 1
|
|
else:
|
|
comment_end = line.find("*/")
|
|
|
|
if comment_end >= 0:
|
|
comment_nest_depth -= 1
|
|
|
|
if comment_nest_depth < 0:
|
|
print "Invalid comment %(linenum_compose)d in %(filename)s: \
|
|
Closing '*/' without opening '/*'" % { "linenum_compose": linenum_compose, "filename": filename_compose }
|
|
exit(-1)
|
|
|
|
if comment_nest_depth > 0:
|
|
line = ""
|
|
else:
|
|
line = line[comment_end + 2:]
|
|
|
|
if line is "":
|
|
continue
|
|
|
|
#line = line[:-1]
|
|
components = split(':', line)
|
|
if len(components) != 2:
|
|
print "Invalid line %(linenum_compose)d in %(filename)s: No sequence\
|
|
/value pair found" % { "linenum_compose": linenum_compose, "filename": filename_compose }
|
|
exit(-1)
|
|
(seq, val ) = split(':', line)
|
|
seq = seq.strip()
|
|
val = val.strip()
|
|
raw_sequence = findall('\w+', seq)
|
|
values = split('\s+', val)
|
|
unichar_temp = split('"', values[0])
|
|
unichar = unichar_temp[1]
|
|
if len(values) == 1:
|
|
continue
|
|
codepointstr = values[1]
|
|
if values[1] == '#':
|
|
# No codepoints that are >1 characters yet.
|
|
continue
|
|
if raw_sequence[0][0] == 'U' and match('[0-9a-fA-F]+$', raw_sequence[0][1:]):
|
|
raw_sequence[0] = '0x' + raw_sequence[0][1:]
|
|
if match('^U[0-9a-fA-F]+$', codepointstr):
|
|
codepoint = long(codepointstr[1:], 16)
|
|
elif keysymunicodedatabase.has_key(codepointstr):
|
|
#if keysymdatabase[codepointstr] != keysymunicodedatabase[codepointstr]:
|
|
#print "DIFFERENCE: 0x%(a)X 0x%(b)X" % { "a": keysymdatabase[codepointstr], "b": keysymunicodedatabase[codepointstr]},
|
|
#print raw_sequence, codepointstr
|
|
codepoint = keysymunicodedatabase[codepointstr]
|
|
else:
|
|
print
|
|
print "Invalid codepoint at line %(linenum_compose)d in %(filename)s:\
|
|
%(line)s" % { "linenum_compose": linenum_compose, "filename": filename_compose, "line": line }
|
|
exit(-1)
|
|
sequence = rename_combining(raw_sequence)
|
|
reject_this = False
|
|
for i in sequence:
|
|
if keysymvalue(i) > 0xFFFF:
|
|
reject_this = True
|
|
if opt_plane1:
|
|
print sequence
|
|
break
|
|
if keysymvalue(i) < 0:
|
|
reject_this = True
|
|
break
|
|
if reject_this:
|
|
continue
|
|
if "U0342" in sequence or \
|
|
"U0313" in sequence or \
|
|
"U0314" in sequence or \
|
|
"0x0313" in sequence or \
|
|
"0x0342" in sequence or \
|
|
"0x0314" in sequence:
|
|
continue
|
|
if "dead_belowring" in sequence or\
|
|
"dead_currency" in sequence or\
|
|
"dead_belowcomma" in sequence or\
|
|
"dead_belowmacron" in sequence or\
|
|
"dead_belowtilde" in sequence or\
|
|
"dead_belowbreve" in sequence or\
|
|
"dead_belowdiaeresis" in sequence or\
|
|
"dead_belowcircumflex" in sequence:
|
|
continue
|
|
#for i in range(len(sequence)):
|
|
# if sequence[i] == "0x0342":
|
|
# sequence[i] = "dead_tilde"
|
|
if "Multi_key" not in sequence:
|
|
""" Ignore for now >0xFFFF keysyms """
|
|
if codepoint < 0xFFFF:
|
|
original_sequence = copy(sequence)
|
|
stats_sequence = copy(sequence)
|
|
base = sequence.pop()
|
|
basechar = keysymvalue(base, filename_compose, linenum_compose)
|
|
|
|
if basechar < 0xFFFF:
|
|
counter = 1
|
|
unisequence = []
|
|
not_normalised = True
|
|
skipping_this = False
|
|
for i in range(0, len(sequence)):
|
|
""" If the sequence has dead_tilde and is for Greek, we don't do algorithmically
|
|
because of lack of dead_perispomeni (i.e. conflict)
|
|
"""
|
|
bc = basechar
|
|
"""if sequence[-1] == "dead_tilde" and (bc >= 0x370 and bc <= 0x3ff) or (bc >= 0x1f00 and bc <= 0x1fff):
|
|
skipping_this = True
|
|
break
|
|
if sequence[-1] == "dead_horn" and (bc >= 0x370 and bc <= 0x3ff) or (bc >= 0x1f00 and bc <= 0x1fff):
|
|
skipping_this = True
|
|
break
|
|
if sequence[-1] == "dead_ogonek" and (bc >= 0x370 and bc <= 0x3ff) or (bc >= 0x1f00 and bc <= 0x1fff):
|
|
skipping_this = True
|
|
break
|
|
if sequence[-1] == "dead_psili":
|
|
sequence[i] = "dead_horn"
|
|
if sequence[-1] == "dead_dasia":
|
|
sequence[-1] = "dead_ogonek"
|
|
"""
|
|
unisequence.append(unichr(keysymunicodevalue(sequence.pop(), filename_compose, linenum_compose)))
|
|
|
|
if skipping_this:
|
|
unisequence = []
|
|
for perm in all_permutations(unisequence):
|
|
# print counter, original_sequence, unichr(basechar) + "".join(perm)
|
|
# print counter, map(unichr, perm)
|
|
normalized = normalize('NFC', unichr(basechar) + "".join(perm))
|
|
if len(normalized) == 1:
|
|
# print 'Base: %(base)s [%(basechar)s], produces [%(unichar)s] (0x%(codepoint)04X)' \
|
|
# % { "base": base, "basechar": unichr(basechar), "unichar": unichar, "codepoint": codepoint },
|
|
# print "Normalized: [%(normalized)s] SUCCESS %(c)d" % { "normalized": normalized, "c": counter }
|
|
stats_sequence_data = map(keysymunicodevalue, stats_sequence)
|
|
stats_sequence_data.append(normalized)
|
|
xorg_compose_sequences_algorithmic.append(stats_sequence_data)
|
|
not_normalised = False
|
|
break;
|
|
counter += 1
|
|
if not_normalised:
|
|
original_sequence.append(codepoint)
|
|
xorg_compose_sequences.append(original_sequence)
|
|
""" print xorg_compose_sequences[-1] """
|
|
|
|
else:
|
|
print "Error in base char !?!"
|
|
exit(-2)
|
|
else:
|
|
print "OVER", sequence
|
|
exit(-1)
|
|
else:
|
|
sequence.append(codepoint)
|
|
xorg_compose_sequences.append(sequence)
|
|
""" print xorg_compose_sequences[-1] """
|
|
|
|
def sequence_cmp(x, y):
|
|
if keysymvalue(x[0]) > keysymvalue(y[0]):
|
|
return 1
|
|
elif keysymvalue(x[0]) < keysymvalue(y[0]):
|
|
return -1
|
|
elif len(x) > len(y):
|
|
return 1
|
|
elif len(x) < len(y):
|
|
return -1
|
|
elif keysymvalue(x[1]) > keysymvalue(y[1]):
|
|
return 1
|
|
elif keysymvalue(x[1]) < keysymvalue(y[1]):
|
|
return -1
|
|
elif len(x) < 4:
|
|
return 0
|
|
elif keysymvalue(x[2]) > keysymvalue(y[2]):
|
|
return 1
|
|
elif keysymvalue(x[2]) < keysymvalue(y[2]):
|
|
return -1
|
|
elif len(x) < 5:
|
|
return 0
|
|
elif keysymvalue(x[3]) > keysymvalue(y[3]):
|
|
return 1
|
|
elif keysymvalue(x[3]) < keysymvalue(y[3]):
|
|
return -1
|
|
elif len(x) < 6:
|
|
return 0
|
|
elif keysymvalue(x[4]) > keysymvalue(y[4]):
|
|
return 1
|
|
elif keysymvalue(x[4]) < keysymvalue(y[4]):
|
|
return -1
|
|
else:
|
|
return 0
|
|
|
|
def sequence_unicode_cmp(x, y):
|
|
if keysymunicodevalue(x[0]) > keysymunicodevalue(y[0]):
|
|
return 1
|
|
elif keysymunicodevalue(x[0]) < keysymunicodevalue(y[0]):
|
|
return -1
|
|
elif len(x) > len(y):
|
|
return 1
|
|
elif len(x) < len(y):
|
|
return -1
|
|
elif keysymunicodevalue(x[1]) > keysymunicodevalue(y[1]):
|
|
return 1
|
|
elif keysymunicodevalue(x[1]) < keysymunicodevalue(y[1]):
|
|
return -1
|
|
elif len(x) < 4:
|
|
return 0
|
|
elif keysymunicodevalue(x[2]) > keysymunicodevalue(y[2]):
|
|
return 1
|
|
elif keysymunicodevalue(x[2]) < keysymunicodevalue(y[2]):
|
|
return -1
|
|
elif len(x) < 5:
|
|
return 0
|
|
elif keysymunicodevalue(x[3]) > keysymunicodevalue(y[3]):
|
|
return 1
|
|
elif keysymunicodevalue(x[3]) < keysymunicodevalue(y[3]):
|
|
return -1
|
|
elif len(x) < 6:
|
|
return 0
|
|
elif keysymunicodevalue(x[4]) > keysymunicodevalue(y[4]):
|
|
return 1
|
|
elif keysymunicodevalue(x[4]) < keysymunicodevalue(y[4]):
|
|
return -1
|
|
else:
|
|
return 0
|
|
|
|
def sequence_algorithmic_cmp(x, y):
|
|
if len(x) < len(y):
|
|
return -1
|
|
elif len(x) > len(y):
|
|
return 1
|
|
else:
|
|
for i in range(len(x)):
|
|
if x[i] < y[i]:
|
|
return -1
|
|
elif x[i] > y[i]:
|
|
return 1
|
|
return 0
|
|
|
|
|
|
xorg_compose_sequences.sort(sequence_cmp)
|
|
|
|
xorg_compose_sequences_uniqued = []
|
|
first_time = True
|
|
item = None
|
|
for next_item in xorg_compose_sequences:
|
|
if first_time:
|
|
first_time = False
|
|
item = next_item
|
|
if sequence_unicode_cmp(item, next_item) != 0:
|
|
xorg_compose_sequences_uniqued.append(item)
|
|
item = next_item
|
|
|
|
xorg_compose_sequences = copy(xorg_compose_sequences_uniqued)
|
|
|
|
counter_multikey = 0
|
|
for item in xorg_compose_sequences:
|
|
if findall('Multi_key', "".join(item[:-1])) != []:
|
|
counter_multikey += 1
|
|
|
|
xorg_compose_sequences_algorithmic.sort(sequence_algorithmic_cmp)
|
|
xorg_compose_sequences_algorithmic_uniqued = uniq(xorg_compose_sequences_algorithmic)
|
|
|
|
firstitem = ""
|
|
num_first_keysyms = 0
|
|
zeroes = 0
|
|
num_entries = 0
|
|
num_algorithmic_greek = 0
|
|
for sequence in xorg_compose_sequences:
|
|
if keysymvalue(firstitem) != keysymvalue(sequence[0]):
|
|
firstitem = sequence[0]
|
|
num_first_keysyms += 1
|
|
zeroes += 6 - len(sequence) + 1
|
|
num_entries += 1
|
|
|
|
for sequence in xorg_compose_sequences_algorithmic_uniqued:
|
|
ch = ord(sequence[-1:][0])
|
|
if ch >= 0x370 and ch <= 0x3ff or ch >= 0x1f00 and ch <= 0x1fff:
|
|
num_algorithmic_greek += 1
|
|
|
|
|
|
if opt_algorithmic:
|
|
for sequence in xorg_compose_sequences_algorithmic_uniqued:
|
|
letter = "".join(sequence[-1:])
|
|
print '0x%(cp)04X, %(uni)c, seq: [ <0x%(base)04X>,' % { 'cp': ord(unicode(letter)), 'uni': letter, 'base': sequence[-2] },
|
|
for elem in sequence[:-2]:
|
|
print "<0x%(keysym)04X>," % { 'keysym': elem },
|
|
""" Yeah, verified... We just want to keep the output similar to -u, so we can compare/sort easily """
|
|
print "], recomposed as", letter, "verified"
|
|
|
|
def num_of_keysyms(seq):
|
|
return len(seq) - 1
|
|
|
|
def convert_UnotationToHex(arg):
|
|
if isinstance(arg, str):
|
|
if match('^U[0-9A-F][0-9A-F][0-9A-F][0-9A-F]$', arg):
|
|
return sub('^U', '0x', arg)
|
|
return arg
|
|
|
|
def addprefix_GDK(arg):
|
|
if match('^0x', arg):
|
|
return '%(arg)s, ' % { 'arg': arg }
|
|
else:
|
|
return 'GDK_%(arg)s, ' % { 'arg': arg }
|
|
|
|
if opt_gtk:
|
|
first_keysym = ""
|
|
sequence = []
|
|
compose_table = []
|
|
ct_second_part = []
|
|
ct_sequence_width = 2
|
|
start_offset = num_first_keysyms * (WIDTHOFCOMPOSETABLE+1)
|
|
we_finished = False
|
|
counter = 0
|
|
|
|
sequence_iterator = iter(xorg_compose_sequences)
|
|
sequence = sequence_iterator.next()
|
|
while True:
|
|
first_keysym = sequence[0] # Set the first keysym
|
|
compose_table.append([first_keysym, 0, 0, 0, 0, 0])
|
|
while sequence[0] == first_keysym:
|
|
compose_table[counter][num_of_keysyms(sequence)-1] += 1
|
|
try:
|
|
sequence = sequence_iterator.next()
|
|
except StopIteration:
|
|
we_finished = True
|
|
break
|
|
if we_finished:
|
|
break
|
|
counter += 1
|
|
|
|
ct_index = start_offset
|
|
for line_num in range(len(compose_table)):
|
|
for i in range(WIDTHOFCOMPOSETABLE):
|
|
occurences = compose_table[line_num][i+1]
|
|
compose_table[line_num][i+1] = ct_index
|
|
ct_index += occurences * (i+2)
|
|
|
|
for sequence in xorg_compose_sequences:
|
|
ct_second_part.append(map(convert_UnotationToHex, sequence))
|
|
|
|
print headerfile_start
|
|
for i in compose_table:
|
|
if opt_gtkexpanded:
|
|
print "0x%(ks)04X," % { "ks": keysymvalue(i[0]) },
|
|
print '%(str)s' % { 'str': "".join(map(lambda x : str(x) + ", ", i[1:])) }
|
|
elif not match('^0x', i[0]):
|
|
print 'GDK_%(str)s' % { 'str': "".join(map(lambda x : str(x) + ", ", i)) }
|
|
else:
|
|
print '%(str)s' % { 'str': "".join(map(lambda x : str(x) + ", ", i)) }
|
|
for i in ct_second_part:
|
|
if opt_numeric:
|
|
for ks in i[1:][:-1]:
|
|
print '0x%(seq)04X, ' % { 'seq': keysymvalue(ks) },
|
|
print '0x%(cp)04X, ' % { 'cp':i[-1] }
|
|
"""
|
|
for ks in i[:-1]:
|
|
print '0x%(seq)04X, ' % { 'seq': keysymvalue(ks) },
|
|
print '0x%(cp)04X, ' % { 'cp':i[-1] }
|
|
"""
|
|
elif opt_gtkexpanded:
|
|
print '%(seq)s0x%(cp)04X, ' % { 'seq': "".join(map(addprefix_GDK, i[:-1])), 'cp':i[-1] }
|
|
else:
|
|
print '%(seq)s0x%(cp)04X, ' % { 'seq': "".join(map(addprefix_GDK, i[:-1][1:])), 'cp':i[-1] }
|
|
print headerfile_end
|
|
|
|
def redecompose(codepoint):
|
|
(name, decomposition, combiningclass) = unicodedatabase[codepoint]
|
|
if decomposition[0] == '' or decomposition[0] == '0':
|
|
return [codepoint]
|
|
if match('<\w+>', decomposition[0]):
|
|
numdecomposition = map(stringtohex, decomposition[1:])
|
|
return map(redecompose, numdecomposition)
|
|
numdecomposition = map(stringtohex, decomposition)
|
|
return map(redecompose, numdecomposition)
|
|
|
|
def process_unicodedata_file(verbose = False):
|
|
""" Grab from wget http://www.unicode.org/Public/UNIDATA/UnicodeData.txt """
|
|
filename_unicodedatatxt = download_file(URL_UNICODEDATATXT)
|
|
try:
|
|
unicodedatatxt = open(filename_unicodedatatxt, 'r')
|
|
except IOError, (errno, strerror):
|
|
print "I/O error(%s): %s" % (errno, strerror)
|
|
sys.exit(-1)
|
|
except:
|
|
print "Unexpected error: ", sys.exc_info()[0]
|
|
sys.exit(-1)
|
|
for line in unicodedatatxt.readlines():
|
|
if line[0] == "" or line[0] == '#':
|
|
continue
|
|
line = line[:-1]
|
|
uniproperties = split(';', line)
|
|
codepoint = stringtohex(uniproperties[0])
|
|
""" We don't do Plane 1 or CJK blocks. The latter require reading additional files. """
|
|
if codepoint > 0xFFFF or (codepoint >= 0x4E00 and codepoint <= 0x9FFF) or (codepoint >= 0xF900 and codepoint <= 0xFAFF):
|
|
continue
|
|
name = uniproperties[1]
|
|
category = uniproperties[2]
|
|
combiningclass = uniproperties[3]
|
|
decomposition = uniproperties[5]
|
|
unicodedatabase[codepoint] = [name, split('\s+', decomposition), combiningclass]
|
|
|
|
counter_combinations = 0
|
|
counter_combinations_greek = 0
|
|
counter_entries = 0
|
|
counter_entries_greek = 0
|
|
|
|
for item in unicodedatabase.keys():
|
|
(name, decomposition, combiningclass) = unicodedatabase[item]
|
|
if decomposition[0] == '':
|
|
continue
|
|
print name, "is empty"
|
|
elif match('<\w+>', decomposition[0]):
|
|
continue
|
|
print name, "has weird", decomposition[0]
|
|
else:
|
|
sequence = map(stringtohex, decomposition)
|
|
chrsequence = map(unichr, sequence)
|
|
normalized = normalize('NFC', "".join(chrsequence))
|
|
|
|
""" print name, sequence, "Combining: ", "".join(chrsequence), normalized, len(normalized), """
|
|
decomposedsequence = []
|
|
for subseq in map(redecompose, sequence):
|
|
for seqitem in subseq:
|
|
if isinstance(seqitem, list):
|
|
for i in seqitem:
|
|
if isinstance(i, list):
|
|
for j in i:
|
|
decomposedsequence.append(j)
|
|
else:
|
|
decomposedsequence.append(i)
|
|
else:
|
|
decomposedsequence.append(seqitem)
|
|
recomposedchar = normalize('NFC', "".join(map(unichr, decomposedsequence)))
|
|
if len(recomposedchar) == 1 and len(decomposedsequence) > 1:
|
|
counter_entries += 1
|
|
counter_combinations += factorial(len(decomposedsequence)-1)
|
|
ch = item
|
|
if ch >= 0x370 and ch <= 0x3ff or ch >= 0x1f00 and ch <= 0x1fff:
|
|
counter_entries_greek += 1
|
|
counter_combinations_greek += factorial(len(decomposedsequence)-1)
|
|
if verbose:
|
|
print "0x%(cp)04X, %(uni)c, seq:" % { 'cp':item, 'uni':unichr(item) },
|
|
print "[",
|
|
for elem in decomposedsequence:
|
|
print '<0x%(hex)04X>,' % { 'hex': elem },
|
|
print "], recomposed as", recomposedchar,
|
|
if unichr(item) == recomposedchar:
|
|
print "verified"
|
|
|
|
if verbose == False:
|
|
print "Unicode statistics from UnicodeData.txt"
|
|
print "Number of entries that can be algorithmically produced :", counter_entries
|
|
print " of which are for Greek :", counter_entries_greek
|
|
print "Number of compose sequence combinations requiring :", counter_combinations
|
|
print " of which are for Greek :", counter_combinations_greek
|
|
print "Note: We do not include partial compositions, "
|
|
print "thus the slight discrepancy in the figures"
|
|
print
|
|
|
|
if opt_unicodedatatxt:
|
|
process_unicodedata_file(True)
|
|
|
|
if opt_statistics:
|
|
print
|
|
print "Total number of compose sequences (from file) :", len(xorg_compose_sequences) + len(xorg_compose_sequences_algorithmic)
|
|
print " of which can be expressed algorithmically :", len(xorg_compose_sequences_algorithmic)
|
|
print " of which cannot be expressed algorithmically :", len(xorg_compose_sequences)
|
|
print " of which have Multi_key :", counter_multikey
|
|
print
|
|
print "Algorithmic (stats for Xorg Compose file)"
|
|
print "Number of sequences off due to algo from file (len(array)) :", len(xorg_compose_sequences_algorithmic)
|
|
print "Number of sequences off due to algo (uniq(sort(array))) :", len(xorg_compose_sequences_algorithmic_uniqued)
|
|
print " of which are for Greek :", num_algorithmic_greek
|
|
print
|
|
process_unicodedata_file()
|
|
print "Not algorithmic (stats from Xorg Compose file)"
|
|
print "Number of sequences :", len(xorg_compose_sequences)
|
|
print "Flat array looks like :", len(xorg_compose_sequences), "rows of 6 integers (2 bytes per int, or 12 bytes per row)"
|
|
print "Flat array would have taken up (in bytes) :", num_entries * 2 * 6, "bytes from the GTK+ library"
|
|
print "Number of items in flat array :", len(xorg_compose_sequences) * 6
|
|
print " of which are zeroes :", zeroes, "or ", (100 * zeroes) / (len(xorg_compose_sequences) * 6), " per cent"
|
|
print "Number of different first items :", num_first_keysyms
|
|
print "Number of max bytes (if using flat array) :", num_entries * 2 * 6
|
|
print "Number of savings :", zeroes * 2 - num_first_keysyms * 2 * 5
|
|
print
|
|
print "Memory needs if both algorithmic+optimised table in latest Xorg compose file"
|
|
print " :", num_entries * 2 * 6 - zeroes * 2 + num_first_keysyms * 2 * 5
|
|
print
|
|
print "Existing (old) implementation in GTK+"
|
|
print "Number of sequences in old gtkimcontextsimple.c :", 691
|
|
print "The existing (old) implementation in GTK+ takes up :", 691 * 2 * 12, "bytes"
|