157 lines
3.8 KiB
Python
157 lines
3.8 KiB
Python
#! /usr/bin/python
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from __future__ import absolute_import
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from __future__ import print_function
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try:
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from urllib2 import urlopen
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from urllib2 import URLError
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except ImportError:
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from urllib.request import urlopen
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from urllib.error import URLError
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import sys
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import os
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from lxml import html
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from six.moves import range
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datafile = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'list-unicodeset.html')
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try:
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fp = urlopen('http://unicode.org/cldr/utility/list-unicodeset.jsp?a=[%3AGC%3DZs%3A][%3ADI%3A]&abb=on&ucd=on&esc=on&g')
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data = fp.read()
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fp.close()
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fp = open(datafile, 'wb');
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fp.write(data);
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fp.close();
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except URLError:
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# fall back reading the static data in repo
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try:
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fp = open(datafile)
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data = fp.read()
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fp.close()
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except IOError:
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sys.stderr.write("Error: No static data to generate the blank data. please make sure the network connection is reachable to Unicode.org\n")
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sys.exit(1)
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dom = html.fromstring(data)
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x = dom.xpath('/html/body/form/p/text()')
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p = x[1]
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if p[0] == '[' and p[-1] == ']':
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p = p.replace('[', '').replace(']', '')
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else:
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sys.exit(1)
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fescape = False
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funicode = False
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frange = False
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fprocess = False
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v = 0
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vbegin = 0
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vend = 0
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n = 0
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l = []
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def insert(db, begin, end):
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db.append([begin, end])
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for i in p:
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if i == '\\':
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if n > 0:
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if frange == True and funicode == True:
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vend = v
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insert(l, vbegin, vend)
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fprocess = True
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elif funicode == True:
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vbegin = v
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vend = v
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insert(l, vbegin, vend)
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fprocess = True
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funicode = False
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fescape = True
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elif i.lower() == 'u' and fescape == True:
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funicode = True
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fescape = False
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elif i >= '0' and i <= '9' or i.lower() >= 'a' and i.lower() <= 'f':
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if fescape == True:
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raise RuntimeError("Unexpected escape code")
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if funicode == True:
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v <<= 4
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v += int(i, 16)
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else:
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raise RuntimeError("Unable to parse Unicode")
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elif i == ' ':
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if fescape == True:
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funicode = True
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fescape = False
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v = 0x20
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if frange == True and funicode == True:
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vend = v
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insert(l, vbegin, vend)
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fprocess = True
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elif funicode == True:
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vbegin = v
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vend = v
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insert(l, vbegin, vend)
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fprocess = True
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funicode = False
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frange = False
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elif i == '-':
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if fescape == True:
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raise RuntimeError("Unexpected escape code")
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vbegin = v
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v = 0
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funicode = False
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frange = True
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else:
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raise RuntimeError("Unable to parse Unicode: %s" % i)
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if fprocess == True:
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vbegin = 0
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vend = 0
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v = 0
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fprocess = False
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funicode = False
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frange = False
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n += 1
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if frange == True and funicode == True:
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vend = v
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insert(l, vbegin, vend)
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elif funicode == True:
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vbegin = vend = v
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insert(l, vbegin, vend)
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ncode = 0
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for i in l:
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ncode += (i[1] - i[0] + 1)
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a = int(x[0].split(' ')[0].replace(',', ''))
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if a != ncode:
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sys.stderr.write("Unexpected the amount of code points: %d (expected %d)\n" % (ncode, a))
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sys.exit(1)
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# exception; BRAILLE PATTERN BLANK
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insert(l, 0x2800, 0x2800)
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while True:
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s = sys.stdin.readline().rstrip()
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if s == "@@@":
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break
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print(s)
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print("static FcChar32 _fcBlanks[%s] = {" % (ncode + 1))
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k = 0
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for i in sorted(l, key=lambda a: a[0]):
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for j in range(i[0], i[1] + 1):
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if k != 0:
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print(",")
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print(" 0x%04x" % j, end=' ')
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k += 1
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print("};")
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print('''
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static FcBlanks fcBlanks = {
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%s,
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-1,
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_fcBlanks
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};
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''' % (ncode + 1))
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