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Enhance revert_language function

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This should now consider all cases (many of which were not handled so far)
This commit is contained in:
Juergen Spitzmueller 2019-03-10 12:36:06 +01:00
parent bde57076ed
commit c70c049417
1 changed files with 90 additions and 18 deletions
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108
lib/lyx2lyx/lyx2lyx_tools.py
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@ -635,8 +635,18 @@ def revert_language(document, lyxname, babelname, polyglossianame):
if pack == "default" or pack == "auto":
use_polyglossia = True
# Do we use this language with polyglossia?
with_polyglossia = use_polyglossia and polyglossianame != ""
# Do we use this language with babel?
with_babel = with_polyglossia == False and babelname != ""
# Are we dealing with a primary or secondary language?
primary = False
secondary = False
# Main language first
if document.language == lyxname:
primary = True
document.language = "english"
i = find_token(document.header, "\\language %s" % lyxname, 0)
if i != -1:
@ -644,7 +654,7 @@ def revert_language(document, lyxname, babelname, polyglossianame):
j = find_token(document.header, "\\language_package default", 0)
if j != -1:
document.header[j] = "\\language_package default"
if use_polyglossia and polyglossianame != "":
if with_polyglossia:
add_to_preamble(document, ["\\AtBeginDocument{\setotherlanguage{%s}}" % polyglossianame])
document.body[2 : 2] = ["\\begin_layout Standard",
"\\begin_inset ERT", "status open", "",
@ -653,42 +663,104 @@ def revert_language(document, lyxname, babelname, polyglossianame):
"resetdefaultlanguage{%s}" % polyglossianame,
"\\end_layout", "", "\\end_inset", "", "",
"\\end_layout", ""]
elif babelname != "":
k = find_token(document.header, "\\options")
if k != -1:
document.header[k] = document.header[k].replace("\\options",
"\\options %s," % babelname)
else:
l = find_token(document.header, "\\use_default_options")
document.header.insert(l + 1, "\\options %s," % babelname)
# now inline switches
envname = babelname
if use_polyglossia:
envname = polyglossianame
# Now secondary languages
i = 0
while True:
i = find_token(document.body, '\\lang', i)
if i == -1:
return
if document.body[i].startswith('\\lang %s' % lyxname):
if use_polyglossia and polyglossianame != "":
secondary = True
if with_polyglossia:
add_to_preamble(document, ["\\AtBeginDocument{\setotherlanguage{%s}}" % polyglossianame])
if (use_polyglossia and polyglossianame != "") or (use_polyglossia == False and babelname != ""):
parent = get_containing_layout(document.body, i)
document.body[parent[2] : parent[2]] = ["\\begin_layout Standard",
"\\begin_inset ERT", "status open", "",
"\\begin_layout Plain Layout", "", "",
"\\backslash",
"end{%s}" % envname,
"end{%s}" % polyglossianame,
"\\end_layout", "", "\\end_inset", "", "",
"\\end_layout", ""]
elif with_babel:
parent = get_containing_layout(document.body, i)
document.body[parent[2] : parent[2]] = ["\\begin_layout Standard",
"\\begin_inset ERT", "status open", "",
"\\begin_layout Plain Layout", "", "",
"\\backslash",
"end{otherlanguage}",
"\\end_layout", "", "\\end_inset", "", "",
"\\end_layout", ""]
del document.body[i]
if (use_polyglossia and polyglossianame != "") or (use_polyglossia == False and babelname != ""):
if with_polyglossia:
document.body[i : i] = ["\\begin_inset ERT", "status open", "",
"\\begin_layout Plain Layout", "", "",
"\\backslash",
"begin{%s}" % envname,
"begin{%s}" % polyglossianame,
"\\end_layout", "", "\\end_inset", "", "",
""]
elif with_babel:
document.body[i : i] = ["\\begin_inset ERT", "status open", "",
"\\begin_layout Plain Layout", "", "",
"\\backslash",
"begin{otherlanguage}{%s}" % babelname,
"\\end_layout", "", "\\end_inset", "", "",
""]
elif primary and document.body[i].startswith('\\lang english'):
# Since we switched the main language manually, English parts need to be marked
if with_polyglossia:
parent = get_containing_layout(document.body, i)
document.body[parent[2] : parent[2]] = ["\\begin_layout Standard",
"\\begin_inset ERT", "status open", "",
"\\begin_layout Plain Layout", "", "",
"\\backslash",
"end{english}",
"\\end_layout", "", "\\end_inset", "", "",
"\\end_layout", ""]
elif with_babel:
parent = get_containing_layout(document.body, i)
document.body[parent[2] : parent[2]] = ["\\begin_layout Standard",
"\\begin_inset ERT", "status open", "",
"\\begin_layout Plain Layout", "", "",
"\\backslash",
"end{otherlanguage}",
"\\end_layout", "", "\\end_inset", "", "",
"\\end_layout", ""]
del document.body[i]
if with_polyglossia:
document.body[i : i] = ["\\begin_inset ERT", "status open", "",
"\\begin_layout Plain Layout", "", "",
"\\backslash",
"begin{english}",
"\\end_layout", "", "\\end_inset", "", "",
""]
elif with_babel:
document.body[i : i] = ["\\begin_inset ERT", "status open", "",
"\\begin_layout Plain Layout", "", "",
"\\backslash",
"begin{otherlanguage}{english}",
"\\end_layout", "", "\\end_inset", "", "",
""]
else:
i += 1
# With babel, we need to add the language options
if with_babel and (primary or secondary):
k = find_token(document.header, "\\options")
if k != -1:
opts = get_value(document.header, "\\options", i)
document.header[k] = "\\options %s,%s" % (opts, babelname)
else:
l = find_token(document.header, "\\use_default_options")
document.header.insert(l + 1, "\\options %s" % babelname)
if secondary:
# Since the user options are always placed after the babel options,
# we need to reset the main language
document.body[2 : 2] = ["\\begin_layout Standard",
"\\begin_inset ERT", "status open", "",
"\\begin_layout Plain Layout", "", "",
"\\backslash",
"selectlanguage{%s}" % document.language,
"\\end_layout", "", "\\end_inset", "", "",
"\\end_layout", ""]