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_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_microtype(document):
" Remove microtype settings. "
i = find_token(document.header, "\\use_microtype", 0)
if i == -1:
return
use_microtype = get_bool_value(document.header, "\\use_microtype", i)
del document.header[i]
if use_microtype:
add_to_preamble(document, ["\\usepackage{microtype}"])
def revert_syriac(document):
"Set the document language to English but assure Syriac output"
if document.language == "syriac":
document.language = "english"
i = find_token(document.header, "\\language syriac", 0)
if i != -1:
document.header[i] = "\\language english"
j = find_token(document.header, "\\language_package default", 0)
if j != -1:
document.header[j] = "\\language_package default"
add_to_preamble(document,
["\\AtBeginDocument{\setotherlanguage{syriac}}"])
document.body[2:2] = [
"\\begin_layout Standard", "\\begin_inset ERT", "status open", "",
"\\begin_layout Plain Layout", "", "", "\\backslash",
"resetdefaultlanguage{syriac}", "\\end_layout", "", "\\end_inset",
"", "", "\\end_layout", ""
]
def revert_xcharter(document):
" Revert XCharter font definitions to LaTeX "
i = find_token(document.header, "\\font_roman \"xcharter\"", 0)
if i == -1:
return
# replace unsupported font setting
document.header[i] = document.header[i].replace("xcharter", "default")
# no need for preamble code with system fonts
if get_bool_value(document.header, "\\use_non_tex_fonts"):
return
# transfer old style figures setting to package options
j = find_token(document.header, "\\font_osf true")
if j != -1:
options = "[osf]"
document.header[j] = "\\font_osf false"
else:
options = ""
if i != -1:
add_to_preamble(document, ["\\usepackage%s{XCharter}" % options])
def revert_paratype(document):
" Revert ParaType font definitions to LaTeX "
if find_token(document.header, "\\use_non_tex_fonts false", 0) != -1:
preamble = ""
i1 = find_token(document.header, "\\font_roman \"PTSerif-TLF\"", 0)
i2 = find_token(document.header, "\\font_sans \"default\"", 0)
i3 = find_token(document.header, "\\font_typewriter \"default\"", 0)
j = find_token(document.header, "\\font_sans \"PTSans-TLF\"", 0)
sfval = get_value(document.header, "\\font_sf_scale", 0)
# cutoff " 100"
sfval = sfval[:-4]
sfoption = ""
if sfval != "100":
sfoption = "scaled=" + format(float(sfval) / 100, '.2f')
k = find_token(document.header, "\\font_typewriter \"PTMono-TLF\"", 0)
ttval = get_value(document.header, "\\font_tt_scale", 0)
# cutoff " 100"
ttval = ttval[:-4]
ttoption = ""
if ttval != "100":
ttoption = "scaled=" + format(float(ttval) / 100, '.2f')
if i1 != -1 and i2 != -1 and i3 != -1:
add_to_preamble(document, ["\\usepackage{paratype}"])
else:
if i1 != -1:
add_to_preamble(document, ["\\usepackage{PTSerif}"])
document.header[i1] = document.header[i1].replace(
"PTSerif-TLF", "default")
if j != -1:
if sfoption != "":
add_to_preamble(document,
["\\usepackage[" + sfoption + "]{PTSans}"])
else:
add_to_preamble(document, ["\\usepackage{PTSans}"])
document.header[j] = document.header[j].replace(
"PTSans-TLF", "default")
if k != -1:
if ttoption != "":
add_to_preamble(document,
["\\usepackage[" + ttoption + "]{PTMono}"])
else:
add_to_preamble(document, ["\\usepackage{PTMono}"])
document.header[k] = document.header[k].replace(
"PTMono-TLF", "default")