lyx_mirror/lib/lyx2lyx/lyxconvert_218.py
Dekel Tsur 0ed17fdba3 Simplify code
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@5287 a592a061-630c-0410-9148-cb99ea01b6c8
2002-09-12 15:10:23 +00:00

461 lines
12 KiB
Python

# This file is part of lyx2lyx
# Copyright (C) 2002 Dekel Tsur <dekel@lyx.org>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
import sys,string,re
from parser_tools import *
floats = {
"footnote": ["\\begin_inset Foot",
"collapsed true"],
"margin": ["\\begin_inset Marginal",
"collapsed true"],
"fig": ["\\begin_inset Float figure",
"wide false",
"collapsed false"],
"tab": ["\\begin_inset Float table",
"wide false",
"collapsed false"],
"alg": ["\\begin_inset Float algorithm",
"wide false",
"collapsed false"],
"wide-fig": ["\\begin_inset Float figure",
"wide true",
"collapsed false"],
"wide-tab": ["\\begin_inset Float table",
"wide true",
"collapsed false"]
}
font_tokens = ["\\family", "\\series", "\\shape", "\\size", "\\emph",
"\\bar", "\\noun", "\\color", "\\lang", "\\latex"]
#
# Change \begin_float .. \end_float into \begin_inset Float .. \end_inset
#
pextra_type3_rexp = re.compile(r".*\\pextra_type\s+3")
pextra_rexp = re.compile(r"\\pextra_type\s+(\S+)"+\
r"(\s+\\pextra_alignment\s+(\S+))?"+\
r"(\s+\\pextra_hfill\s+(\S+))?"+\
r"(\s+\\pextra_start_minipage\s+(\S+))?"+\
r"(\s+(\\pextra_widthp?)\s+(\S*))?")
def get_width(mo):
if mo.group(10):
if mo.group(9) == "\\pextra_widthp":
return mo.group(10)+"col%"
else:
return mo.group(10)
else:
return "100col%"
def remove_oldfloat(lines, language):
i = 0
while 1:
i = find_token(lines, "\\begin_float", i)
if i == -1:
break
# There are no nested floats, so finding the end of the float is simple
j = find_token(lines, "\\end_float", i+1)
floattype = string.split(lines[i])[1]
if not floats.has_key(floattype):
sys.stderr.write("Error! Unknown float type "+floattype+"\n")
floattype = "fig"
# skip \end_deeper tokens
i2 = i+1
while check_token(lines[i2], "\\end_deeper"):
i2 = i2+1
if i2 > i+1:
j2 = get_next_paragraph(lines, j+1)
lines[j2:j2] = ["\\end_deeper "]*(i2-(i+1))
new = floats[floattype]+[""]
# Check if the float is floatingfigure
k = find_re(lines, pextra_type3_rexp, i, j)
if k != -1:
mo = pextra_rexp.search(lines[k])
width = get_width(mo)
lines[k] = re.sub(pextra_rexp, "", lines[k])
new = ["\\begin_inset Wrap figure",
'width "%s"' % width,
"collapsed false",
""]
new = new+lines[i2:j]+["\\end_inset ", ""]
# After a float, all font attributes are reseted.
# We need to output '\foo default' for every attribute foo
# whose value is not default before the float.
# The check here is not accurate, but it doesn't matter
# as extra '\foo default' commands are ignored.
# In fact, it might be safer to output '\foo default' for all
# font attributes.
k = get_paragraph(lines, i)
flag = 0
for token in font_tokens:
if find_token(lines, token, k, i) != -1:
if not flag:
# This is not necessary, but we want the output to be
# as similar as posible to the lyx format
flag = 1
new.append("")
if token == "\\lang":
new.append(token+" "+language)
else:
new.append(token+" default ")
lines[i:j+1] = new
i = i+1
pextra_type2_rexp = re.compile(r".*\\pextra_type\s+2")
pextra_type2_rexp2 = re.compile(r".*(\\layout|\\pextra_type\s+2)")
def remove_oldminipage(lines):
i = 0
flag = 0
while 1:
i = find_re(lines, pextra_type2_rexp, i)
if i == -1:
break
mo = pextra_rexp.search(lines[i])
position = mo.group(3)
hfill = mo.group(5)
width = get_width(mo)
lines[i] = re.sub(pextra_rexp, "", lines[i])
start = ["\\begin_inset Minipage",
"position " + position,
"inner_position 0",
'height "0pt"',
'width "%s"' % width,
"collapsed false"
]
if flag:
flag = 0
if hfill:
start = ["","\hfill",""]+start
else:
start = ["\\layout Standard"] + start
j = find_token_backwards(lines,"\\layout", i-1)
j0 = j
j = find_tokens(lines, ["\\layout", "\\end_float"], i+1)
# j can be -1
count = 0
while 1:
# collect more paragraphs to the minipage
count = count+1
if j == -1 or not check_token(lines[j], "\\layout"):
break
i = find_re(lines, pextra_type2_rexp2, j+1)
if i == -1:
break
mo = pextra_rexp.search(lines[i])
if not mo:
break
if mo.group(7) == "1":
flag = 1
break
lines[i] = re.sub(pextra_rexp, "", lines[i])
j = find_tokens(lines, ["\\layout", "\\end_float"], i+1)
mid = lines[j0:j]
end = ["\\end_inset "]
lines[j0:j] = start+mid+end
i = i+1
def is_empty(lines):
return filter(is_nonempty_line, lines) == []
font_rexp = re.compile(r"\\(family|series|shape|size|emph|numeric|bar|noun)")
ert_rexp = re.compile(r"\\begin_inset|.*\\SpecialChar")
spchar_rexp = re.compile(r"(.*)(\\SpecialChar.*)")
ert_begin = ["\\begin_inset ERT",
"status Collapsed",
"",
"\\layout Standard"]
def remove_oldert(lines):
i = 0
while 1:
i = find_tokens(lines, ["\\latex latex", "\\layout LaTeX"], i)
if i == -1:
break
j = i+1
while 1:
j = find_tokens(lines, ["\\latex default", "\\begin_inset", "\\layout", "\\end_float", "\\the_end"],
j)
if check_token(lines[j], "\\begin_inset"):
j = find_end_of_inset(lines, j)
else:
break
if check_token(lines[j], "\\layout"):
while j-1 >= 0 and check_token(lines[j-1], "\\begin_deeper"):
j = j-1
# We need to remove insets, special chars & font commands from ERT text
new = []
new2 = []
if check_token(lines[i], "\\layout LaTeX"):
new = ["\layout Standard", "", ""]
# We have a problem with classes in which Standard is not the default layout!
k = i+1
while 1:
k2 = find_re(lines, ert_rexp, k, j)
inset = specialchar = 0
if k2 == -1:
k2 = j
elif check_token(lines[k2], "\\begin_inset"):
inset = 1
else:
specialchar = 1
mo = spchar_rexp.match(lines[k2])
lines[k2] = mo.group(1)
specialchar_str = mo.group(2)
k2 = k2+1
tmp = []
for line in lines[k:k2]:
if font_rexp.match(line):
if new2 == []:
# This is not necessary, but we want the output to be
# as similar as posible to the lyx format
new2 = [""]
new2.append(line)
elif not check_token(line, "\\latex"):
tmp.append(line)
if is_empty(tmp):
if filter(lambda x:x != "", tmp) != []:
if new == []:
# This is not necessary, but we want the output to be
# as similar as posible to the lyx format
lines[i-1] = lines[i-1]+" "
else:
new = new+[" "]
else:
new = new+ert_begin+tmp+["\\end_inset ", ""]
if inset:
k3 = find_end_of_inset(lines, k2)
new = new+[""]+lines[k2:k3+1]+[""] # Put an empty line after \end_inset
k = k3+1
# Skip the empty line after \end_inset
if not is_nonempty_line(lines[k]):
k = k+1
new.append("")
elif specialchar:
if new == []:
# This is not necessary, but we want the output to be
# as similar as posible to the lyx format
lines[i-1] = lines[i-1]+specialchar_str
new = [""]
else:
new = new+[specialchar_str, ""]
k = k2
else:
break
new = new+new2
if not check_token(lines[j], "\\latex "):
new = new+[""]+[lines[j]]
lines[i:j+1] = new
i = i+1
i = 0
while 1:
i = find_token(lines, "\\latex ", i)
if i == -1:
break
del lines[i]
def remove_oldertinset(lines):
i = 0
while 1:
i = find_token(lines, "\\begin_inset ERT", i)
if i == -1:
break
j = find_end_of_inset(lines, i)
k = find_token(lines, "\\layout", i+1)
l = get_paragraph(lines, i)
if lines[k] == lines[l]: # same layout
k = k+1
new = lines[k:j]
lines[i:j+1] = new
i = i+1
def is_ert_paragraph(lines, i):
i = find_nonempty_line(lines, i+1)
if not check_token(lines[i], "\\begin_inset ERT"):
return 0
j = find_end_of_inset(lines, i)
k = find_nonempty_line(lines, j+1)
return check_token(lines[k], "\\layout")
def combine_ert(lines):
i = 0
while 1:
i = find_token(lines, "\\begin_inset ERT", i)
if i == -1:
break
j = find_token_backwards(lines,"\\layout", i-1)
count = 0
text = []
while is_ert_paragraph(lines, j):
count = count+1
i2 = find_token(lines, "\\layout", j+1)
k = find_token(lines, "\\end_inset", i2+1)
text = text+lines[i2:k]
j = find_token(lines, "\\layout", k+1)
if j == -1:
break
if count >= 2:
j = find_token(lines, "\\layout", i+1)
lines[j:k] = text
i = i+1
oldunits = ["pt", "cm", "in", "text%", "col%"]
def get_length(lines, name, start, end):
i = find_token(lines, name, start, end)
if i == -1:
return ""
x = string.split(lines[i])
return x[2]+oldunits[int(x[1])]
def write_attribute(x, token, value):
if value != "":
x.append("\t"+token+" "+value)
def remove_figinset(lines):
i = 0
while 1:
i = find_token(lines, "\\begin_inset Figure", i)
if i == -1:
break
j = find_end_of_inset(lines, i)
lyxwidth = string.split(lines[i])[3]+"pt"
lyxheight = string.split(lines[i])[4]+"pt"
filename = get_value(lines, "file", i+1, j)
width = get_length(lines, "width", i+1, j)
# what does width=5 mean ?
height = get_length(lines, "height", i+1, j)
rotateAngle = get_value(lines, "angle", i+1, j)
if width == "" and height == "":
size_type = "0"
else:
size_type = "1"
flags = get_value(lines, "flags", i+1, j)
x = int(flags)%4
if x == 1:
display = "monochrome"
elif x == 2:
display = "gray"
else:
display = "color"
subcaptionText = get_value(lines, "subcaption", i+1, j)
if subcaptionText != "":
subcaptionText = '"'+subcaptionText+'"'
k = find_token(lines, "subfigure", i+1,j)
if k == -1:
subcaption = 0
else:
subcaption = 1
new = ["\\begin_inset Graphics FormatVersion 1"]
write_attribute(new, "filename", filename)
write_attribute(new, "display", display)
if subcaption:
new.append("\tsubcaption")
write_attribute(new, "subcaptionText", subcaptionText)
write_attribute(new, "size_type", size_type)
write_attribute(new, "width", width)
write_attribute(new, "height", height)
if rotateAngle != "":
new.append("\trotate")
write_attribute(new, "rotateAngle", rotateAngle)
write_attribute(new, "rotateOrigin", "leftBaseline")
write_attribute(new, "lyxsize_type", "1")
write_attribute(new, "lyxwidth", lyxwidth)
write_attribute(new, "lyxheight", lyxheight)
new = new + ["\end_inset"]
lines[i:j+1] = new
attr_re = re.compile(r' \w*="(false|0|)"')
line_re = re.compile(r'<(features|column|row|cell)')
def update_tabular(lines):
i = 0
while 1:
i = find_token(lines, '\\begin_inset Tabular', i)
if i == -1:
break
for k in get_tabular_lines(lines, i):
if check_token(lines[k], "<lyxtabular"):
lines[k] = string.replace(lines[k], 'version="2"', 'version="3"')
elif check_token(lines[k], "<column"):
lines[k] = string.replace(lines[k], 'width=""', 'width="0pt"')
if line_re.match(lines[k]):
lines[k] = re.sub(attr_re, "", lines[k])
i = i+1
def change_preamble(lines):
i = find_token(lines, "\\use_amsmath", 0)
if i == -1:
return
lines[i+1:i+1] = ["\\use_natbib 0",
"\use_numerical_citations 0"]
def convert(header, body):
language = get_value(header, "\\language", 0)
if language == "":
language = "english"
change_preamble(header)
update_tabular(body)
remove_oldminipage(body)
remove_oldfloat(body, language)
remove_figinset(body)
remove_oldertinset(body)
remove_oldert(body)
combine_ert(body)
if __name__ == "__main__":
pass