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diff --git a/bin/reportlab/graphics/barcode/code93.py b/bin/reportlab/graphics/barcode/code93.py
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-#
-# Copyright (c) 2000 Tyler C. Sarna <tsarna@sarna.org>
-# All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions
-# are met:
-# 1. Redistributions of source code must retain the above copyright
-# notice, this list of conditions and the following disclaimer.
-# 2. Redistributions in binary form must reproduce the above copyright
-# notice, this list of conditions and the following disclaimer in the
-# documentation and/or other materials provided with the distribution.
-# 3. All advertising materials mentioning features or use of this software
-# must display the following acknowledgement:
-# This product includes software developed by Tyler C. Sarna.
-# 4. Neither the name of the author nor the names of contributors
-# may be used to endorse or promote products derived from this software
-# without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
-# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
-# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-# POSSIBILITY OF SUCH DAMAGE.
-#
-
-from reportlab.lib.units import inch
-from common import MultiWidthBarcode
-import string
-
-_patterns = {
- '0' : ('AcAaAb', 0), '1' : ('AaAbAc', 1), '2' : ('AaAcAb', 2),
- '3' : ('AaAdAa', 3), '4' : ('AbAaAc', 4), '5' : ('AbAbAb', 5),
- '6' : ('AbAcAa', 6), '7' : ('AaAaAd', 7), '8' : ('AcAbAa', 8),
- '9' : ('AdAaAa', 9), 'A' : ('BaAaAc', 10), 'B' : ('BaAbAb', 11),
- 'C' : ('BaAcAa', 12), 'D' : ('BbAaAb', 13), 'E' : ('BbAbAa', 14),
- 'F' : ('BcAaAa', 15), 'G' : ('AaBaAc', 16), 'H' : ('AaBbAb', 17),
- 'I' : ('AaBcAa', 18), 'J' : ('AbBaAb', 19), 'K' : ('AcBaAa', 20),
- 'L' : ('AaAaBc', 21), 'M' : ('AaAbBb', 22), 'N' : ('AaAcBa', 23),
- 'O' : ('AbAaBb', 24), 'P' : ('AcAaBa', 25), 'Q' : ('BaBaAb', 26),
- 'R' : ('BaBbAa', 27), 'S' : ('BaAaBb', 28), 'T' : ('BaAbBa', 29),
- 'U' : ('BbAaBa', 30), 'V' : ('BbBaAa', 31), 'W' : ('AaBaBb', 32),
- 'X' : ('AaBbBa', 33), 'Y' : ('AbBaBa', 34), 'Z' : ('AbCaAa', 35),
- '-' : ('AbAaCa', 36), '.' : ('CaAaAb', 37), ' ' : ('CaAbAa', 38),
- '$' : ('CbAaAa', 39), '/' : ('AaBaCa', 40), '+' : ('AaCaBa', 41),
- '%' : ('BaAaCa', 42), '#' : ('AbAbBa', 43), '!' : ('CaBaAa', 44),
- '=' : ('CaAaBa', 45), '&' : ('AbBbAa', 46),
- 'start' : ('AaAaDa', -1), 'stop' : ('AaAaDaA', -2)
-}
-
-_charsbyval = {}
-for k, v in _patterns.items():
- _charsbyval[v[1]] = k
-
-_extended = {
- '\x00' : '!U', '\x01' : '#A', '\x02' : '#B', '\x03' : '#C',
- '\x04' : '#D', '\x05' : '#E', '\x06' : '#F', '\x07' : '#G',
- '\x08' : '#H', '\x09' : '#I', '\x0a' : '#J', '\x0b' : '#K',
- '\x0c' : '#L', '\x0d' : '#M', '\x0e' : '#N', '\x0f' : '#O',
- '\x10' : '#P', '\x11' : '#Q', '\x12' : '#R', '\x13' : '#S',
- '\x14' : '#T', '\x15' : '#U', '\x16' : '#V', '\x17' : '#W',
- '\x18' : '#X', '\x19' : '#Y', '\x1a' : '#Z', '\x1b' : '!A',
- '\x1c' : '!B', '\x1d' : '!C', '\x1e' : '!D', '\x1f' : '!E',
- '!' : '=A', '"' : '=B', '#' : '=C', '$' : '=D',
- '%' : '=E', '&' : '=F', '\'' : '=G', '(' : '=H',
- ')' : '=I', '*' : '=J', '+' : '=K', ',' : '=L',
- '/' : '=O', ':' : '=Z', ';' : '!F', '<' : '!G',
- '=' : '!H', '>' : '!I', '?' : '!J', '@' : '!V',
- '[' : '!K', '\\' : '!L', ']' : '!M', '^' : '!N',
- '_' : '!O', '`' : '!W', 'a' : '&A', 'b' : '&B',
- 'c' : '&C', 'd' : '&D', 'e' : '&E', 'f' : '&F',
- 'g' : '&G', 'h' : '&H', 'i' : '&I', 'j' : '&J',
- 'k' : '&K', 'l' : '&L', 'm' : '&M', 'n' : '&N',
- 'o' : '&O', 'p' : '&P', 'q' : '&Q', 'r' : '&R',
- 's' : '&S', 't' : '&T', 'u' : '&U', 'v' : '&V',
- 'w' : '&W', 'x' : '&X', 'y' : '&Y', 'z' : '&Z',
- '{' : '!P', '|' : '!Q', '}' : '!R', '~' : '!S',
- '\x7f' : '!T'
-}
-
-def _encode93(str):
- s = map(None, str)
- s.reverse()
-
- # compute 'C' checksum
- i = 0; v = 1; c = 0
- while i < len(s):
- c = c + v * _patterns[s[i]][1]
- i = i + 1; v = v + 1
- if v > 20:
- v = 1
- s.insert(0, _charsbyval[c % 47])
-
- # compute 'K' checksum
- i = 0; v = 1; c = 0
- while i < len(s):
- c = c + v * _patterns[s[i]][1]
- i = i + 1; v = v + 1
- if v > 15:
- v = 1
- s.insert(0, _charsbyval[c % 47])
-
- s.reverse()
-
- return string.join(s, '')
-
-class _Code93Base(MultiWidthBarcode):
- barWidth = inch * 0.0075
- lquiet = None
- rquiet = None
- quiet = 1
- barHeight = None
- stop = 1
- def __init__(self, value='', **args):
-
- if type(value) is type(1):
- value = str(value)
-
- for (k, v) in args.iteritems():
- setattr(self, k, v)
-
- if self.quiet:
- if self.lquiet is None:
- self.lquiet = max(inch * 0.25, self.barWidth * 10.0)
- self.rquiet = max(inch * 0.25, self.barWidth * 10.0)
- else:
- self.lquiet = self.rquiet = 0.0
-
- MultiWidthBarcode.__init__(self, value)
-
- def decompose(self):
- dval = self.stop and [_patterns['start'][0]] or []
- dval += [_patterns[c][0] for c in self.encoded]
- if self.stop: dval.append(_patterns['stop'][0])
- self.decomposed = ''.join(dval)
- return self.decomposed
-
-class Standard93(_Code93Base):
- """
- Code 93 is a Uppercase alphanumeric symbology with some punctuation.
- See Extended Code 93 for a variant that can represent the entire
- 128 characrter ASCII set.
-
- Options that may be passed to constructor:
-
- value (int, or numeric string. required.):
- The value to encode.
-
- barWidth (float, default .0075):
- X-Dimension, or width of the smallest element
- Minumum is .0075 inch (7.5 mils).
-
- barHeight (float, see default below):
- Height of the symbol. Default is the height of the two
- bearer bars (if they exist) plus the greater of .25 inch
- or .15 times the symbol's length.
-
- quiet (bool, default 1):
- Wether to include quiet zones in the symbol.
-
- lquiet (float, see default below):
- Quiet zone size to left of code, if quiet is true.
- Default is the greater of .25 inch, or 10 barWidth
-
- rquiet (float, defaults as above):
- Quiet zone size to right left of code, if quiet is true.
-
- stop (bool, default 1):
- Whether to include start/stop symbols.
-
- Sources of Information on Code 93:
-
- http://www.semiconductor.agilent.com/barcode/sg/Misc/code_93.html
-
- Official Spec, "NSI/AIM BC5-1995, USS" is available for US$45 from
- http://www.aimglobal.org/aimstore/
- """
- def validate(self):
- vval = ""
- self.valid = 1
- for c in self.value:
- if c in string.lowercase:
- c = string.upper(c)
- if not _patterns.has_key(c):
- self.valid = 0
- continue
- vval = vval + c
- self.validated = vval
- return vval
-
- def encode(self):
- self.encoded = _encode93(self.validated)
- return self.encoded
-
-
-class Extended93(_Code93Base):
- """
- Extended Code 93 is a convention for encoding the entire 128 character
- set using pairs of characters to represent the characters missing in
- Standard Code 93. It is very much like Extended Code 39 in that way.
-
- See Standard93 for arguments.
- """
-
- def validate(self):
- vval = []
- self.valid = 1
- a = vval.append
- for c in self.value:
- if not _patterns.has_key(c) and not _extended.has_key(c):
- self.valid = 0
- continue
- a(c)
- self.validated = ''.join(vval)
- return self.validated
-
- def encode(self):
- self.encoded = ""
- for c in self.validated:
- if _patterns.has_key(c):
- self.encoded = self.encoded + c
- elif _extended.has_key(c):
- self.encoded = self.encoded + _extended[c]
- else:
- raise ValueError
- self.encoded = _encode93(self.encoded)
- return self.encoded
-
- def _humanText(self):
- return self.validated+self.encoded[-2:]
generated by cgit v1.2.3 (git 2.25.1) at 2026-10-23 22:11:49 +0000