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-rwxr-xr-xLib/dos_8x3/formatte.py404
1 files changed, 0 insertions, 404 deletions
diff --git a/Lib/dos_8x3/formatte.py b/Lib/dos_8x3/formatte.py
deleted file mode 100755
index 25dbe73..0000000
--- a/Lib/dos_8x3/formatte.py
+++ /dev/null
@@ -1,404 +0,0 @@
-import regex
-import regsub
-import string
-import sys
-from types import StringType
-
-
-AS_IS = None
-
-
-class NullFormatter:
-
- def __init__(self, writer=None):
- if not writer:
- writer = NullWriter()
- self.writer = writer
- def end_paragraph(self, blankline): pass
- def add_line_break(self): pass
- def add_hor_rule(self, *args, **kw): pass
- def add_label_data(self, format, counter, blankline=None): pass
- def add_flowing_data(self, data): pass
- def add_literal_data(self, data): pass
- def flush_softspace(self): pass
- def push_alignment(self, align): pass
- def pop_alignment(self): pass
- def push_font(self, x): pass
- def pop_font(self): pass
- def push_margin(self, margin): pass
- def pop_margin(self): pass
- def set_spacing(self, spacing): pass
- def push_style(self, *styles): pass
- def pop_style(self, n=1): pass
- def assert_line_data(self, flag=1): pass
-
-
-class AbstractFormatter:
-
- # Space handling policy: blank spaces at the boundary between elements
- # are handled by the outermost context. "Literal" data is not checked
- # to determine context, so spaces in literal data are handled directly
- # in all circumstances.
-
- def __init__(self, writer):
- self.writer = writer # Output device
- self.align = None # Current alignment
- self.align_stack = [] # Alignment stack
- self.font_stack = [] # Font state
- self.margin_stack = [] # Margin state
- self.spacing = None # Vertical spacing state
- self.style_stack = [] # Other state, e.g. color
- self.nospace = 1 # Should leading space be suppressed
- self.softspace = 0 # Should a space be inserted
- self.para_end = 1 # Just ended a paragraph
- self.parskip = 0 # Skipped space between paragraphs?
- self.hard_break = 1 # Have a hard break
- self.have_label = 0
-
- def end_paragraph(self, blankline):
- if not self.hard_break:
- self.writer.send_line_break()
- self.have_label = 0
- if self.parskip < blankline and not self.have_label:
- self.writer.send_paragraph(blankline - self.parskip)
- self.parskip = blankline
- self.have_label = 0
- self.hard_break = self.nospace = self.para_end = 1
- self.softspace = 0
-
- def add_line_break(self):
- if not (self.hard_break or self.para_end):
- self.writer.send_line_break()
- self.have_label = self.parskip = 0
- self.hard_break = self.nospace = 1
- self.softspace = 0
-
- def add_hor_rule(self, *args, **kw):
- if not self.hard_break:
- self.writer.send_line_break()
- apply(self.writer.send_hor_rule, args, kw)
- self.hard_break = self.nospace = 1
- self.have_label = self.para_end = self.softspace = self.parskip = 0
-
- def add_label_data(self, format, counter, blankline = None):
- if self.have_label or not self.hard_break:
- self.writer.send_line_break()
- if not self.para_end:
- self.writer.send_paragraph((blankline and 1) or 0)
- if type(format) is StringType:
- self.writer.send_label_data(self.format_counter(format, counter))
- else:
- self.writer.send_label_data(format)
- self.nospace = self.have_label = self.hard_break = self.para_end = 1
- self.softspace = self.parskip = 0
-
- def format_counter(self, format, counter):
- label = ''
- for c in format:
- try:
- if c == '1':
- label = label + ('%d' % counter)
- elif c in 'aA':
- if counter > 0:
- label = label + self.format_letter(c, counter)
- elif c in 'iI':
- if counter > 0:
- label = label + self.format_roman(c, counter)
- else:
- label = label + c
- except:
- label = label + c
- return label
-
- def format_letter(self, case, counter):
- label = ''
- while counter > 0:
- counter, x = divmod(counter-1, 26)
- s = chr(ord(case) + x)
- label = s + label
- return label
-
- def format_roman(self, case, counter):
- ones = ['i', 'x', 'c', 'm']
- fives = ['v', 'l', 'd']
- label, index = '', 0
- # This will die of IndexError when counter is too big
- while counter > 0:
- counter, x = divmod(counter, 10)
- if x == 9:
- label = ones[index] + ones[index+1] + label
- elif x == 4:
- label = ones[index] + fives[index] + label
- else:
- if x >= 5:
- s = fives[index]
- x = x-5
- else:
- s = ''
- s = s + ones[index]*x
- label = s + label
- index = index + 1
- if case == 'I':
- return string.upper(label)
- return label
-
- def add_flowing_data(self, data,
- # These are only here to load them into locals:
- whitespace = string.whitespace,
- join = string.join, split = string.split):
- if not data: return
- # The following looks a bit convoluted but is a great improvement over
- # data = regsub.gsub('[' + string.whitespace + ']+', ' ', data)
- prespace = data[:1] in whitespace
- postspace = data[-1:] in whitespace
- data = join(split(data))
- if self.nospace and not data:
- return
- elif prespace or self.softspace:
- if not data:
- if not self.nospace:
- self.softspace = 1
- self.parskip = 0
- return
- if not self.nospace:
- data = ' ' + data
- self.hard_break = self.nospace = self.para_end = \
- self.parskip = self.have_label = 0
- self.softspace = postspace
- self.writer.send_flowing_data(data)
-
- def add_literal_data(self, data):
- if not data: return
- if self.softspace:
- self.writer.send_flowing_data(" ")
- self.hard_break = data[-1:] == '\n'
- self.nospace = self.para_end = self.softspace = \
- self.parskip = self.have_label = 0
- self.writer.send_literal_data(data)
-
- def flush_softspace(self):
- if self.softspace:
- self.hard_break = self.para_end = self.parskip = \
- self.have_label = self.softspace = 0
- self.nospace = 1
- self.writer.send_flowing_data(' ')
-
- def push_alignment(self, align):
- if align and align != self.align:
- self.writer.new_alignment(align)
- self.align = align
- self.align_stack.append(align)
- else:
- self.align_stack.append(self.align)
-
- def pop_alignment(self):
- if self.align_stack:
- del self.align_stack[-1]
- if self.align_stack:
- self.align = align = self.align_stack[-1]
- self.writer.new_alignment(align)
- else:
- self.align = None
- self.writer.new_alignment(None)
-
- def push_font(self, (size, i, b, tt)):
- if self.softspace:
- self.hard_break = self.para_end = self.softspace = 0
- self.nospace = 1
- self.writer.send_flowing_data(' ')
- if self.font_stack:
- csize, ci, cb, ctt = self.font_stack[-1]
- if size is AS_IS: size = csize
- if i is AS_IS: i = ci
- if b is AS_IS: b = cb
- if tt is AS_IS: tt = ctt
- font = (size, i, b, tt)
- self.font_stack.append(font)
- self.writer.new_font(font)
-
- def pop_font(self):
- if self.font_stack:
- del self.font_stack[-1]
- if self.font_stack:
- font = self.font_stack[-1]
- else:
- font = None
- self.writer.new_font(font)
-
- def push_margin(self, margin):
- self.margin_stack.append(margin)
- fstack = filter(None, self.margin_stack)
- if not margin and fstack:
- margin = fstack[-1]
- self.writer.new_margin(margin, len(fstack))
-
- def pop_margin(self):
- if self.margin_stack:
- del self.margin_stack[-1]
- fstack = filter(None, self.margin_stack)
- if fstack:
- margin = fstack[-1]
- else:
- margin = None
- self.writer.new_margin(margin, len(fstack))
-
- def set_spacing(self, spacing):
- self.spacing = spacing
- self.writer.new_spacing(spacing)
-
- def push_style(self, *styles):
- if self.softspace:
- self.hard_break = self.para_end = self.softspace = 0
- self.nospace = 1
- self.writer.send_flowing_data(' ')
- for style in styles:
- self.style_stack.append(style)
- self.writer.new_styles(tuple(self.style_stack))
-
- def pop_style(self, n=1):
- del self.style_stack[-n:]
- self.writer.new_styles(tuple(self.style_stack))
-
- def assert_line_data(self, flag=1):
- self.nospace = self.hard_break = not flag
- self.para_end = self.parskip = self.have_label = 0
-
-
-class NullWriter:
- """Minimal writer interface to use in testing & inheritance."""
- def __init__(self): pass
- def flush(self): pass
- def new_alignment(self, align): pass
- def new_font(self, font): pass
- def new_margin(self, margin, level): pass
- def new_spacing(self, spacing): pass
- def new_styles(self, styles): pass
- def send_paragraph(self, blankline): pass
- def send_line_break(self): pass
- def send_hor_rule(self, *args, **kw): pass
- def send_label_data(self, data): pass
- def send_flowing_data(self, data): pass
- def send_literal_data(self, data): pass
-
-
-class AbstractWriter(NullWriter):
-
- def __init__(self):
- pass
-
- def new_alignment(self, align):
- print "new_alignment(%s)" % `align`
-
- def new_font(self, font):
- print "new_font(%s)" % `font`
-
- def new_margin(self, margin, level):
- print "new_margin(%s, %d)" % (`margin`, level)
-
- def new_spacing(self, spacing):
- print "new_spacing(%s)" % `spacing`
-
- def new_styles(self, styles):
- print "new_styles(%s)" % `styles`
-
- def send_paragraph(self, blankline):
- print "send_paragraph(%s)" % `blankline`
-
- def send_line_break(self):
- print "send_line_break()"
-
- def send_hor_rule(self, *args, **kw):
- print "send_hor_rule()"
-
- def send_label_data(self, data):
- print "send_label_data(%s)" % `data`
-
- def send_flowing_data(self, data):
- print "send_flowing_data(%s)" % `data`
-
- def send_literal_data(self, data):
- print "send_literal_data(%s)" % `data`
-
-
-class DumbWriter(NullWriter):
-
- def __init__(self, file=None, maxcol=72):
- self.file = file or sys.stdout
- self.maxcol = maxcol
- NullWriter.__init__(self)
- self.reset()
-
- def reset(self):
- self.col = 0
- self.atbreak = 0
-
- def send_paragraph(self, blankline):
- self.file.write('\n' + '\n'*blankline)
- self.col = 0
- self.atbreak = 0
-
- def send_line_break(self):
- self.file.write('\n')
- self.col = 0
- self.atbreak = 0
-
- def send_hor_rule(self, *args, **kw):
- self.file.write('\n')
- self.file.write('-'*self.maxcol)
- self.file.write('\n')
- self.col = 0
- self.atbreak = 0
-
- def send_literal_data(self, data):
- self.file.write(data)
- i = string.rfind(data, '\n')
- if i >= 0:
- self.col = 0
- data = data[i+1:]
- data = string.expandtabs(data)
- self.col = self.col + len(data)
- self.atbreak = 0
-
- def send_flowing_data(self, data):
- if not data: return
- atbreak = self.atbreak or data[0] in string.whitespace
- col = self.col
- maxcol = self.maxcol
- write = self.file.write
- for word in string.split(data):
- if atbreak:
- if col + len(word) >= maxcol:
- write('\n')
- col = 0
- else:
- write(' ')
- col = col + 1
- write(word)
- col = col + len(word)
- atbreak = 1
- self.col = col
- self.atbreak = data[-1] in string.whitespace
-
-
-def test(file = None):
- w = DumbWriter()
- f = AbstractFormatter(w)
- if file:
- fp = open(file)
- elif sys.argv[1:]:
- fp = open(sys.argv[1])
- else:
- fp = sys.stdin
- while 1:
- line = fp.readline()
- if not line:
- break
- if line == '\n':
- f.end_paragraph(1)
- else:
- f.add_flowing_data(line)
- f.end_paragraph(0)
-
-
-if __name__ == '__main__':
- test()