def get_ert(lines, i):
'Convert an ERT inset into LaTeX.'
if not lines[i].startswith("\\begin_inset ERT"):
return ""
j = find_end_of_inset(lines, i)
if j == -1:
return ""
while i < j and not lines[i].startswith("status"):
i = i + 1
i = i + 1
ret = ""
first = True
while i < j:
if lines[i] == "\\begin_layout Plain Layout":
if first:
first = False
else:
ret = ret + "\n"
while i + 1 < j and lines[i+1] == "":
i = i + 1
elif lines[i] == "\\end_layout":
while i + 1 < j and lines[i+1] == "":
i = i + 1
elif lines[i] == "\\backslash":
ret = ret + "\\"
else:
ret = ret + lines[i]
i = i + 1
return ret
def revert_smash(document):
" Set amsmath to on if smash commands are used "
commands = ["smash[t]", "smash[b]", "notag"]
i = find_token(document.header, "\\use_package amsmath", 0)
if i == -1:
document.warning("Malformed LyX document: Can't find \\use_package amsmath.")
return;
value = get_value(document.header, "\\use_package amsmath", i).split()[1]
if value != "1":
# nothing to do if package is not auto but on or off
return;
j = 0
while True:
j = find_token(document.body, '\\begin_inset Formula', j)
if j == -1:
return
k = find_end_of_inset(document.body, j)
if k == -1:
document.warning("Malformed LyX document: Can't find end of Formula inset at line " + str(j))
j += 1
continue
code = "\n".join(document.body[j:k])
for c in commands:
if code.find("\\%s" % c) != -1:
# set amsmath to on, since it is loaded by the newer format
document.header[i] = "\\use_package amsmath 2"
return
j = k
def revert_use_package(document, pkg, commands, oldauto):
# oldauto defines how the version we are reverting to behaves:
# if it is true, the old version uses the package automatically.
# if it is false, the old version never uses the package.
regexp = re.compile(r'(\\use_package\s+%s)' % pkg)
i = find_re(document.header, regexp, 0)
value = "1" # default is auto
if i != -1:
value = get_value(document.header, "\\use_package" , i).split()[1]
del document.header[i]
if value == "2": # on
add_to_preamble(document, ["\\usepackage{" + pkg + "}"])
elif value == "1" and not oldauto: # auto
i = 0
while True:
i = find_token(document.body, '\\begin_inset Formula', i)
if i == -1:
return
j = find_end_of_inset(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Can't find end of Formula inset at line " + str(i))
i += 1
continue
code = "\n".join(document.body[i:j])
for c in commands:
if code.find("\\%s" % c) != -1:
add_to_preamble(document, ["\\usepackage{" + pkg + "}"])
return
i = j
def revert_flex_inset(lines, name, LaTeXname):
" Convert flex insets to TeX code "
i = 0
while True:
i = find_token(lines, '\\begin_inset Flex ' + name, i)
if i == -1:
return
z = find_end_of_inset(lines, i)
if z == -1:
document.warning("Can't find end of Flex " + name + " inset.")
i += 1
continue
# remove the \end_inset
lines[z - 2:z + 1] = put_cmd_in_ert("}")
# we need to reset character layouts if necessary
j = find_token(lines, '\\emph on', i, z)
k = find_token(lines, '\\noun on', i, z)
l = find_token(lines, '\\series', i, z)
m = find_token(lines, '\\family', i, z)
n = find_token(lines, '\\shape', i, z)
o = find_token(lines, '\\color', i, z)
p = find_token(lines, '\\size', i, z)
q = find_token(lines, '\\bar under', i, z)
r = find_token(lines, '\\uuline on', i, z)
s = find_token(lines, '\\uwave on', i, z)
t = find_token(lines, '\\strikeout on', i, z)
if j != -1:
lines.insert(z - 2, "\\emph default")
if k != -1:
lines.insert(z - 2, "\\noun default")
if l != -1:
lines.insert(z - 2, "\\series default")
if m != -1:
lines.insert(z - 2, "\\family default")
if n != -1:
lines.insert(z - 2, "\\shape default")
if o != -1:
lines.insert(z - 2, "\\color inherit")
if p != -1:
lines.insert(z - 2, "\\size default")
if q != -1:
lines.insert(z - 2, "\\bar default")
if r != -1:
lines.insert(z - 2, "\\uuline default")
if s != -1:
lines.insert(z - 2, "\\uwave default")
if t != -1:
lines.insert(z - 2, "\\strikeout default")
lines[i:i + 4] = put_cmd_in_ert(LaTeXname + "{")
i += 1
def revert_flex_inset(lines, name, LaTeXname):
" Convert flex insets to TeX code "
i = 0
while True:
i = find_token(lines, '\\begin_inset Flex ' + name, i)
if i == -1:
return
z = find_end_of_inset(lines, i)
if z == -1:
document.warning("Can't find end of Flex " + name + " inset.")
i += 1
continue
# remove the \end_inset
lines[z - 2:z + 1] = put_cmd_in_ert("}")
# we need to reset character layouts if necessary
j = find_token(lines, '\\emph on', i, z)
k = find_token(lines, '\\noun on', i, z)
l = find_token(lines, '\\series', i, z)
m = find_token(lines, '\\family', i, z)
n = find_token(lines, '\\shape', i, z)
o = find_token(lines, '\\color', i, z)
p = find_token(lines, '\\size', i, z)
q = find_token(lines, '\\bar under', i, z)
r = find_token(lines, '\\uuline on', i, z)
s = find_token(lines, '\\uwave on', i, z)
t = find_token(lines, '\\strikeout on', i, z)
if j != -1:
lines.insert(z - 2, "\\emph default")
if k != -1:
lines.insert(z - 2, "\\noun default")
if l != -1:
lines.insert(z - 2, "\\series default")
if m != -1:
lines.insert(z - 2, "\\family default")
if n != -1:
lines.insert(z - 2, "\\shape default")
if o != -1:
lines.insert(z - 2, "\\color inherit")
if p != -1:
lines.insert(z - 2, "\\size default")
if q != -1:
lines.insert(z - 2, "\\bar default")
if r != -1:
lines.insert(z - 2, "\\uuline default")
if s != -1:
lines.insert(z - 2, "\\uwave default")
if t != -1:
lines.insert(z - 2, "\\strikeout default")
lines[i:i + 4] = put_cmd_in_ert(LaTeXname + "{")
i += 1
def convert_dateinset(document):
' Convert date external inset to ERT '
i = 0
while True:
i = find_token(document.body, "\\begin_inset External", i)
if i == -1:
return
j = find_end_of_inset(document.body, i)
if j == -1:
document.warning(
"Malformed lyx document: Missing '\\end_inset' in convert_dateinset."
)
i += 1
continue
if get_value(document.body, 'template', i, j) == "Date":
document.body[i:j + 1] = put_cmd_in_ert("\\today ")
i += 1
continue
def convert_lst_literalparam(document):
" Add param literal to include inset "
i = 0
while True:
i = find_token(document.body, '\\begin_inset CommandInset include', i)
if i == -1:
break
j = find_end_of_inset(document.body, i)
if j == -1:
document.warning(
"Malformed LyX document: Can't find end of command inset at line %d"
% i)
i += 1
continue
while i < j and document.body[i].strip() != '':
i += 1
document.body.insert(i, "literal \"true\"")
def revert_lst_literalparam(document):
" Remove param literal from include inset "
i = 0
while True:
i = find_token(document.body, '\\begin_inset CommandInset include', i)
if i == -1:
break
j = find_end_of_inset(document.body, i)
if j == -1:
document.warning(
"Malformed LyX document: Can't find end of include inset at line %d"
% i)
i += 1
continue
k = find_token(document.body, 'literal', i, j)
if k == -1:
i += 1
continue
del document.body[k]
def lyx2latex(document, lines):
'Convert some LyX stuff into corresponding LaTeX stuff, as best we can.'
content = ""
ert_end = 0
note_end = 0
hspace = ""
for curline in range(len(lines)):
line = lines[curline]
if line.startswith("\\begin_inset Note Note"):
# We want to skip LyX notes, so remember where the inset ends
note_end = find_end_of_inset(lines, curline + 1)
continue
elif note_end >= curline:
# Skip LyX notes
continue
elif line.startswith("\\begin_inset ERT"):
# We don't want to replace things inside ERT, so figure out
# where the end of the inset is.
ert_end = find_end_of_inset(lines, curline + 1)
continue
elif line.startswith("\\begin_inset Formula"):
line = line[20:]
elif line.startswith("\\begin_inset Quotes"):
# For now, we do a very basic reversion. Someone who understands
# quotes is welcome to fix it up.
qtype = line[20:].strip()
# lang = qtype[0]
side = qtype[1]
dbls = qtype[2]
if side == "l":
if dbls == "d":
line = "``"
else:
line = "`"
else:
if dbls == "d":
line = "''"
else:
line = "'"
elif line.startswith("\\begin_inset Newline newline"):
line = "\\\\ "
elif line.startswith("\\noindent"):
line = "\\noindent " # we need the space behind the command
elif line.startswith("\\begin_inset space"):
line = line[18:].strip()
if line.startswith("\\hspace"):
# Account for both \hspace and \hspace*
hspace = line[:-2]
continue
elif line == "\\space{}":
line = "\\ "
elif line == "\\thinspace{}":
line = "\\,"
elif hspace != "":
# The LyX length is in line[8:], after the \length keyword
length = latex_length(line[8:])[1]
line = hspace + "{" + length + "}"
hspace = ""
elif line.isspace() or \
line.startswith("\\begin_layout") or \
line.startswith("\\end_layout") or \
line.startswith("\\begin_inset") or \
line.startswith("\\end_inset") or \
line.startswith("\\lang") or \
line.strip() == "status collapsed" or \
line.strip() == "status open":
#skip all that stuff
continue
# this needs to be added to the preamble because of cases like
# \textmu, \textbackslash, etc.
add_to_preamble(document, ['% added by lyx2lyx for converted index entries',
'\\@ifundefined{textmu}',
' {\\usepackage{textcomp}}{}'])
# a lossless reversion is not possible
# try at least to handle some common insets and settings
if ert_end >= curline:
line = line.replace(r'\backslash', '\\')
else:
# No need to add "{}" after single-nonletter macros
line = line.replace('&', '\\&')
line = line.replace('#', '\\#')
line = line.replace('^', '\\textasciicircum{}')
line = line.replace('%', '\\%')
line = line.replace('_', '\\_')
line = line.replace('$', '\\$')
# Do the LyX text --> LaTeX conversion
for rep in unicode_reps:
line = line.replace(rep[1], rep[0] + "{}")
line = line.replace(r'\backslash', r'\textbackslash{}')
line = line.replace(r'\series bold', r'\bfseries{}').replace(r'\series default', r'\mdseries{}')
line = line.replace(r'\shape italic', r'\itshape{}').replace(r'\shape smallcaps', r'\scshape{}')
line = line.replace(r'\shape slanted', r'\slshape{}').replace(r'\shape default', r'\upshape{}')
line = line.replace(r'\emph on', r'\em{}').replace(r'\emph default', r'\em{}')
line = line.replace(r'\noun on', r'\scshape{}').replace(r'\noun default', r'\upshape{}')
line = line.replace(r'\bar under', r'\underbar{').replace(r'\bar default', r'}')
line = line.replace(r'\family sans', r'\sffamily{}').replace(r'\family default', r'\normalfont{}')
line = line.replace(r'\family typewriter', r'\ttfamily{}').replace(r'\family roman', r'\rmfamily{}')
line = line.replace(r'\InsetSpace ', r'').replace(r'\SpecialChar ', r'')
content += line
return content
def lyx2latex(document, lines):
'Convert some LyX stuff into corresponding LaTeX stuff, as best we can.'
content = ""
ert_end = 0
note_end = 0
hspace = ""
for curline in range(len(lines)):
line = lines[curline]
if line.startswith("\\begin_inset Note Note"):
# We want to skip LyX notes, so remember where the inset ends
note_end = find_end_of_inset(lines, curline + 1)
continue
elif note_end >= curline:
# Skip LyX notes
continue
elif line.startswith("\\begin_inset ERT"):
# We don't want to replace things inside ERT, so figure out
# where the end of the inset is.
ert_end = find_end_of_inset(lines, curline + 1)
continue
elif line.startswith("\\begin_inset Formula"):
line = line[20:]
elif line.startswith("\\begin_inset Quotes"):
# For now, we do a very basic reversion. Someone who understands
# quotes is welcome to fix it up.
qtype = line[20:].strip()
# lang = qtype[0]
side = qtype[1]
dbls = qtype[2]
if side == "l":
if dbls == "d":
line = "``"
else:
line = "`"
else:
if dbls == "d":
line = "''"
else:
line = "'"
elif line.startswith("\\begin_inset Newline newline"):
line = "\\\\ "
elif line.startswith("\\noindent"):
line = "\\noindent " # we need the space behind the command
elif line.startswith("\\begin_inset space"):
line = line[18:].strip()
if line.startswith("\\hspace"):
# Account for both \hspace and \hspace*
hspace = line[:-2]
continue
elif line == "\\space{}":
line = "\\ "
elif line == "\\thinspace{}":
line = "\\,"
elif hspace != "":
# The LyX length is in line[8:], after the \length keyword
length = latex_length(line[8:])[1]
line = hspace + "{" + length + "}"
hspace = ""
elif line.isspace() or \
line.startswith("\\begin_layout") or \
line.startswith("\\end_layout") or \
line.startswith("\\begin_inset") or \
line.startswith("\\end_inset") or \
line.startswith("\\lang") or \
line.strip() == "status collapsed" or \
line.strip() == "status open":
#skip all that stuff
continue
# this needs to be added to the preamble because of cases like
# \textmu, \textbackslash, etc.
add_to_preamble(document, [
'% added by lyx2lyx for converted index entries',
'\\@ifundefined{textmu}', ' {\\usepackage{textcomp}}{}'
])
# a lossless reversion is not possible
# try at least to handle some common insets and settings
if ert_end >= curline:
line = line.replace(r'\backslash', '\\')
else:
# No need to add "{}" after single-nonletter macros
line = line.replace('&', '\\&')
line = line.replace('#', '\\#')
line = line.replace('^', '\\textasciicircum{}')
line = line.replace('%', '\\%')
line = line.replace('_', '\\_')
line = line.replace('$', '\\$')
# Do the LyX text --> LaTeX conversion
for rep in unicode_reps:
line = line.replace(rep[1], rep[0])
line = line.replace(r'\backslash', r'\textbackslash{}')
line = line.replace(r'\series bold', r'\bfseries{}').replace(
r'\series default', r'\mdseries{}')
line = line.replace(r'\shape italic',
r'\itshape{}').replace(r'\shape smallcaps',
r'\scshape{}')
line = line.replace(r'\shape slanted',
r'\slshape{}').replace(r'\shape default',
r'\upshape{}')
line = line.replace(r'\emph on',
r'\em{}').replace(r'\emph default', r'\em{}')
line = line.replace(r'\noun on',
r'\scshape{}').replace(r'\noun default',
r'\upshape{}')
line = line.replace(r'\bar under',
r'\underbar{').replace(r'\bar default', r'}')
line = line.replace(r'\family sans', r'\sffamily{}').replace(
r'\family default', r'\normalfont{}')
line = line.replace(r'\family typewriter', r'\ttfamily{}').replace(
r'\family roman', r'\rmfamily{}')
line = line.replace(r'\InsetSpace ',
r'').replace(r'\SpecialChar ', r'')
content += line
return content
def revert_separator(document):
" Revert separator insets to layout separators "
beamer_classes = ["beamer", "article-beamer", "scrarticle-beamer"]
if document.textclass in beamer_classes:
beglaysep = "\\begin_layout Separator"
else:
beglaysep = "\\begin_layout --Separator--"
parsep = [beglaysep, "", "\\end_layout", ""]
comert = ["\\begin_inset ERT", "status collapsed", "",
"\\begin_layout Plain Layout", "%", "\\end_layout",
"", "\\end_inset", ""]
empert = ["\\begin_inset ERT", "status collapsed", "",
"\\begin_layout Plain Layout", " ", "\\end_layout",
"", "\\end_inset", ""]
i = 0
while 1:
i = find_token(document.body, "\\begin_inset Separator", i)
if i == -1:
return
lay = get_containing_layout(document.body, i)
if lay == False:
document.warning("Malformed LyX document: Can't convert separator inset at line " + str(i))
i = i + 1
continue
layoutname = lay[0]
beg = lay[1]
end = lay[2]
kind = get_value(document.body, "\\begin_inset Separator", i, i+1, "plain").split()[1]
before = document.body[beg+1:i]
something_before = len(before) > 0 and len("".join(before)) > 0
j = find_end_of_inset(document.body, i)
after = document.body[j+1:end]
something_after = len(after) > 0 and len("".join(after)) > 0
if kind == "plain":
beg = beg + len(before) + 1
elif something_before:
document.body[i:i] = ["\\end_layout", ""]
i = i + 2
j = j + 2
beg = i
end = end + 2
if kind == "plain":
if something_after:
document.body[beg:j+1] = empert
i = i + len(empert)
else:
document.body[beg:j+1] = comert
i = i + len(comert)
else:
if something_after:
if layoutname == "Standard":
if not something_before:
document.body[beg:j+1] = parsep
i = i + len(parsep)
document.body[i:i] = ["", "\\begin_layout Standard"]
i = i + 2
else:
document.body[beg:j+1] = ["\\begin_layout Standard"]
i = i + 1
else:
document.body[beg:j+1] = ["\\begin_deeper"]
i = i + 1
end = end + 1 - (j + 1 - beg)
if not something_before:
document.body[i:i] = parsep
i = i + len(parsep)
end = end + len(parsep)
document.body[i:i] = ["\\begin_layout Standard"]
document.body[end+2:end+2] = ["", "\\end_deeper", ""]
i = i + 4
else:
next_par_is_aligned = False
k = find_nonempty_line(document.body, end+1)
if k != -1 and check_token(document.body[k], "\\begin_layout"):
lay = get_containing_layout(document.body, k)
next_par_is_aligned = lay != False and \
find_token(document.body, "\\align", lay[1], lay[2]) != -1
if k != -1 and not next_par_is_aligned \
and not check_token(document.body[k], "\\end_deeper") \
and not check_token(document.body[k], "\\begin_deeper"):
if layoutname == "Standard":
document.body[beg:j+1] = [beglaysep]
i = i + 1
else:
document.body[beg:j+1] = ["\\begin_deeper", beglaysep]
end = end + 2 - (j + 1 - beg)
document.body[end+1:end+1] = ["", "\\end_deeper", ""]
i = i + 3
else:
if something_before:
del document.body[i:end+1]
else:
del document.body[i:end-1]
i = i + 1
def revert_beamer_lemma(document):
" Reverts beamer lemma layout to ERT "
beamer_classes = ["beamer", "article-beamer", "scrarticle-beamer"]
if document.textclass not in beamer_classes:
return
consecutive = False
i = 0
while True:
i = find_token(document.body, "\\begin_layout Lemma", i)
if i == -1:
return
j = find_end_of_layout(document.body, i)
if j == -1:
document.warning(
"Malformed LyX document: Can't find end of Lemma layout")
i += 1
continue
arg1 = find_token(document.body, "\\begin_inset Argument 1", i, j)
endarg1 = find_end_of_inset(document.body, arg1)
arg2 = find_token(document.body, "\\begin_inset Argument 2", i, j)
endarg2 = find_end_of_inset(document.body, arg2)
subst1 = []
subst2 = []
if arg1 != -1:
beginPlain1 = find_token(document.body,
"\\begin_layout Plain Layout", arg1,
endarg1)
if beginPlain1 == -1:
document.warning(
"Malformed LyX document: Can't find arg1 plain Layout")
i += 1
continue
endPlain1 = find_end_of_inset(document.body, beginPlain1)
content1 = document.body[beginPlain1 + 1:endPlain1 - 2]
subst1 = put_cmd_in_ert("<") + content1 + put_cmd_in_ert(">")
if arg2 != -1:
beginPlain2 = find_token(document.body,
"\\begin_layout Plain Layout", arg2,
endarg2)
if beginPlain2 == -1:
document.warning(
"Malformed LyX document: Can't find arg2 plain Layout")
i += 1
continue
endPlain2 = find_end_of_inset(document.body, beginPlain2)
content2 = document.body[beginPlain2 + 1:endPlain2 - 2]
subst2 = put_cmd_in_ert("[") + content2 + put_cmd_in_ert("]")
# remove Arg insets
if arg1 < arg2:
del document.body[arg2:endarg2 + 1]
if arg1 != -1:
del document.body[arg1:endarg1 + 1]
if arg2 < arg1:
del document.body[arg1:endarg1 + 1]
if arg2 != -1:
del document.body[arg2:endarg2 + 1]
# index of end layout has probably changed
j = find_end_of_layout(document.body, i)
if j == -1:
document.warning(
"Malformed LyX document: Can't find end of Lemma layout")
i += 1
continue
begcmd = []
# if this is not a consecutive env, add start command
if not consecutive:
begcmd = put_cmd_in_ert("\\begin{lemma}")
# has this a consecutive lemma?
consecutive = document.body[j + 2] == "\\begin_layout Lemma"
# if this is not followed by a consecutive env, add end command
if not consecutive:
document.body[j:j + 1] = put_cmd_in_ert("\\end{lemma}") + [
"\\end_layout"
]
document.body[i:i + 1] = ["\\begin_layout Standard", ""
] + begcmd + subst1 + subst2
i = j
def revert_separator(document):
" Revert separator insets to layout separators "
beamer_classes = ["beamer", "article-beamer", "scrarticle-beamer"]
if document.textclass in beamer_classes:
beglaysep = "\\begin_layout Separator"
else:
beglaysep = "\\begin_layout --Separator--"
parsep = [beglaysep, "", "\\end_layout", ""]
comert = [
"\\begin_inset ERT", "status collapsed", "",
"\\begin_layout Plain Layout", "%", "\\end_layout", "", "\\end_inset",
""
]
empert = [
"\\begin_inset ERT", "status collapsed", "",
"\\begin_layout Plain Layout", " ", "\\end_layout", "", "\\end_inset",
""
]
i = 0
while 1:
i = find_token(document.body, "\\begin_inset Separator", i)
if i == -1:
return
lay = get_containing_layout(document.body, i)
if lay == False:
document.warning(
"Malformed LyX document: Can't convert separator inset at line "
+ str(i))
i = i + 1
continue
layoutname = lay[0]
beg = lay[1]
end = lay[2]
kind = get_value(document.body, "\\begin_inset Separator", i, i + 1,
"plain").split()[1]
before = document.body[beg + 1:i]
something_before = len(before) > 0 and len("".join(before)) > 0
j = find_end_of_inset(document.body, i)
after = document.body[j + 1:end]
something_after = len(after) > 0 and len("".join(after)) > 0
if kind == "plain":
beg = beg + len(before) + 1
elif something_before:
document.body[i:i] = ["\\end_layout", ""]
i = i + 2
j = j + 2
beg = i
end = end + 2
if kind == "plain":
if something_after:
document.body[beg:j + 1] = empert
i = i + len(empert)
else:
document.body[beg:j + 1] = comert
i = i + len(comert)
else:
if something_after:
if layoutname == "Standard":
if not something_before:
document.body[beg:j + 1] = parsep
i = i + len(parsep)
document.body[i:i] = ["", "\\begin_layout Standard"]
i = i + 2
else:
document.body[beg:j + 1] = ["\\begin_layout Standard"]
i = i + 1
else:
document.body[beg:j + 1] = ["\\begin_deeper"]
i = i + 1
end = end + 1 - (j + 1 - beg)
if not something_before:
document.body[i:i] = parsep
i = i + len(parsep)
end = end + len(parsep)
document.body[i:i] = ["\\begin_layout Standard"]
document.body[end + 2:end + 2] = ["", "\\end_deeper", ""]
i = i + 4
else:
next_par_is_aligned = False
k = find_nonempty_line(document.body, end + 1)
if k != -1 and check_token(document.body[k], "\\begin_layout"):
lay = get_containing_layout(document.body, k)
next_par_is_aligned = lay != False and \
find_token(document.body, "\\align", lay[1], lay[2]) != -1
if k != -1 and not next_par_is_aligned \
and not check_token(document.body[k], "\\end_deeper") \
and not check_token(document.body[k], "\\begin_deeper"):
if layoutname == "Standard":
document.body[beg:j + 1] = [beglaysep]
i = i + 1
else:
document.body[beg:j +
1] = ["\\begin_deeper", beglaysep]
end = end + 2 - (j + 1 - beg)
document.body[end + 1:end +
1] = ["", "\\end_deeper", ""]
i = i + 3
else:
if something_before:
del document.body[i:end + 1]
else:
del document.body[i:end - 1]
i = i + 1
def revert_beamer_lemma(document):
" Reverts beamer lemma layout to ERT "
beamer_classes = ["beamer", "article-beamer", "scrarticle-beamer"]
if document.textclass not in beamer_classes:
return
consecutive = False
i = 0
while True:
i = find_token(document.body, "\\begin_layout Lemma", i)
if i == -1:
return
j = find_end_of_layout(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Can't find end of Lemma layout")
i += 1
continue
arg1 = find_token(document.body, "\\begin_inset Argument 1", i, j)
endarg1 = find_end_of_inset(document.body, arg1)
arg2 = find_token(document.body, "\\begin_inset Argument 2", i, j)
endarg2 = find_end_of_inset(document.body, arg2)
subst1 = []
subst2 = []
if arg1 != -1:
beginPlain1 = find_token(document.body, "\\begin_layout Plain Layout", arg1, endarg1)
if beginPlain1 == -1:
document.warning("Malformed LyX document: Can't find arg1 plain Layout")
i += 1
continue
endPlain1 = find_end_of_inset(document.body, beginPlain1)
content1 = document.body[beginPlain1 + 1 : endPlain1 - 2]
subst1 = put_cmd_in_ert("<") + content1 + put_cmd_in_ert(">")
if arg2 != -1:
beginPlain2 = find_token(document.body, "\\begin_layout Plain Layout", arg2, endarg2)
if beginPlain2 == -1:
document.warning("Malformed LyX document: Can't find arg2 plain Layout")
i += 1
continue
endPlain2 = find_end_of_inset(document.body, beginPlain2)
content2 = document.body[beginPlain2 + 1 : endPlain2 - 2]
subst2 = put_cmd_in_ert("[") + content2 + put_cmd_in_ert("]")
# remove Arg insets
if arg1 < arg2:
del document.body[arg2 : endarg2 + 1]
if arg1 != -1:
del document.body[arg1 : endarg1 + 1]
if arg2 < arg1:
del document.body[arg1 : endarg1 + 1]
if arg2 != -1:
del document.body[arg2 : endarg2 + 1]
# index of end layout has probably changed
j = find_end_of_layout(document.body, i)
if j == -1:
document.warning("Malformed LyX document: Can't find end of Lemma layout")
i += 1
continue
begcmd = []
# if this is not a consecutive env, add start command
if not consecutive:
begcmd = put_cmd_in_ert("\\begin{lemma}")
# has this a consecutive lemma?
consecutive = document.body[j + 2] == "\\begin_layout Lemma"
# if this is not followed by a consecutive env, add end command
if not consecutive:
document.body[j : j + 1] = put_cmd_in_ert("\\end{lemma}") + ["\\end_layout"]
document.body[i : i + 1] = ["\\begin_layout Standard", ""] + begcmd + subst1 + subst2
i = j
