]> git.lyx.org Git - features.git/blobdiff - lib/lyx2lyx/lyx_2_3.py
Basic support for natbib & jurabib options
[features.git] / lib / lyx2lyx / lyx_2_3.py
index 37386a3865001134bfe11a907ae1557d765952f2..762c884790153483f8326cf2c748c62a8a044501 100644 (file)
@@ -25,21 +25,18 @@ import sys, os
 
 # Uncomment only what you need to import, please.
 
-#from parser_tools import find_token, find_end_of, find_tokens, \
-#  find_token_exact, find_end_of_inset, find_end_of_layout, \
-#  find_token_backwards, is_in_inset, get_value, get_quoted_value, \
-#  del_token, check_token, get_option_value, get_bool_value
+from parser_tools import find_end_of, find_token_backwards, find_end_of_layout, \
+    find_token, find_end_of_inset, get_value,  get_bool_value, \
+    get_containing_layout, get_quoted_value, del_token
+#  find_tokens, find_token_exact, is_in_inset, \
+#  check_token, get_option_value
 
-from parser_tools import find_token, find_end_of_inset, get_value, \
-     get_bool_value
-
-#from lyx2lyx_tools import add_to_preamble, put_cmd_in_ert, get_ert, lyx2latex, \
+from lyx2lyx_tools import add_to_preamble, put_cmd_in_ert
+#  get_ert, lyx2latex, \
 #  lyx2verbatim, length_in_bp, convert_info_insets
 #  insert_to_preamble, latex_length, revert_flex_inset, \
 #  revert_font_attrs, hex2ratio, str2bool
 
-from lyx2lyx_tools import add_to_preamble, put_cmd_in_ert
-
 ####################################################################
 # Private helper functions
 
@@ -95,6 +92,15 @@ def convert_dateinset(document):
         continue
 
 
+def convert_inputenc(document):
+    " Replace no longer supported input encoding settings. "
+    i = find_token(document.header, "\\inputenc", 0)
+    if i == -1:
+        return
+    if get_value(document.header, "\\inputencoding", i) == "pt254":
+        document.header[i] = "\\inputencoding pt154"
+    
+
 def convert_ibranches(document):
     ' Add "inverted 0" to branch insets'
     i = 0
@@ -176,7 +182,1267 @@ def revert_ibranches(document):
         # these are the old lines telling us color, etc.
         lines += document.header[i+2 : j+1]
         document.header[i:i] = lines
-        
+
+
+def revert_beamer_article_styles(document):
+    " Include (scr)article styles in beamer article "
+
+    beamer_articles = ["article-beamer", "scrarticle-beamer"]
+    if document.textclass not in beamer_articles:
+        return
+
+    inclusion = "article.layout"
+    if document.textclass == "scrarticle-beamer":
+        inclusion = "scrartcl.layout"
+
+    i = find_token(document.header, "\\begin_local_layout", 0)
+    if i == -1:
+        k = find_token(document.header, "\\language", 0)
+        if k == -1:
+            # this should not happen
+            document.warning("Malformed LyX document! No \\language header found!")
+            return
+        document.header[k-1 : k-1] = ["\\begin_local_layout", "\\end_local_layout"]
+        i = k - 1
+
+    j = find_end_of(document.header, i, "\\begin_local_layout", "\\end_local_layout")
+    if j == -1:
+        # this should not happen
+        document.warning("Malformed LyX document: Can't find end of local layout!")
+        return
+
+    document.header[i+1 : i+1] = [
+        "### Inserted by lyx2lyx (more [scr]article styles) ###",
+        "Input " + inclusion,
+        "Input beamer.layout",
+        "Provides geometry 0",
+        "Provides hyperref 0",
+        "DefaultFont",
+        "     Family                Roman",
+        "     Series                Medium",
+        "     Shape                 Up",
+        "     Size                  Normal",
+        "     Color                 None",
+        "EndFont",
+        "Preamble",
+        "     \\usepackage{beamerarticle,pgf}",
+        "     % this default might be overridden by plain title style",
+        "     \\newcommand\makebeamertitle{\\frame{\\maketitle}}%",
+        "     \\AtBeginDocument{",
+        "             \\let\\origtableofcontents=\\tableofcontents",
+        "             \\def\\tableofcontents{\\@ifnextchar[{\\origtableofcontents}{\\gobbletableofcontents}}",
+        "             \\def\\gobbletableofcontents#1{\\origtableofcontents}",
+        "     }",
+        "EndPreamble",
+        "### End of insertion by lyx2lyx (more [scr]article styles) ###"
+    ]
+
+
+def convert_beamer_article_styles(document):
+    " Remove included (scr)article styles in beamer article "
+
+    beamer_articles = ["article-beamer", "scrarticle-beamer"]
+    if document.textclass not in beamer_articles:
+        return
+
+    i = find_token(document.header, "\\begin_local_layout", 0)
+    if i == -1:
+        return
+
+    j = find_end_of(document.header, i, "\\begin_local_layout", "\\end_local_layout")
+    if j == -1:
+        # this should not happen
+        document.warning("Malformed LyX document: Can't find end of local layout!")
+        return
+
+    k = find_token(document.header, "### Inserted by lyx2lyx (more [scr]article styles) ###", i, j)
+    if k != -1:
+        l = find_token(document.header, "### End of insertion by lyx2lyx (more [scr]article styles) ###", i, j)
+        if l == -1:
+            # this should not happen
+            document.warning("End of lyx2lyx local layout insertion not found!")
+            return
+
+        if k == i + 1 and l == j - 1:
+            # that was all the local layout there was
+            document.header[i : j + 1] = []
+        else:
+            document.header[k : l + 1] = []
+
+
+def revert_bosnian(document):
+    "Set the document language to English but assure Bosnian output"
+
+    if document.language == "bosnian":
+        document.language = "english"
+        i = find_token(document.header, "\\language bosnian", 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 babel"
+        k = find_token(document.header, "\\options", 0)
+        if k != -1:
+            document.header[k] = document.header[k].replace("\\options", "\\options bosnian,")
+        else:
+            l = find_token(document.header, "\\use_default_options", 0)
+            document.header.insert(l + 1, "\\options bosnian")
+
+
+def revert_friulan(document):
+    "Set the document language to English but assure Friulan output"
+
+    if document.language == "friulan":
+        document.language = "english"
+        i = find_token(document.header, "\\language friulan", 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 babel"
+        k = find_token(document.header, "\\options", 0)
+        if k != -1:
+            document.header[k] = document.header[k].replace("\\options", "\\options friulan,")
+        else:
+            l = find_token(document.header, "\\use_default_options", 0)
+            document.header.insert(l + 1, "\\options friulan")
+
+
+def revert_macedonian(document):
+    "Set the document language to English but assure Macedonian output"
+
+    if document.language == "macedonian":
+        document.language = "english"
+        i = find_token(document.header, "\\language macedonian", 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 babel"
+        k = find_token(document.header, "\\options", 0)
+        if k != -1:
+            document.header[k] = document.header[k].replace("\\options", "\\options macedonian,")
+        else:
+            l = find_token(document.header, "\\use_default_options", 0)
+            document.header.insert(l + 1, "\\options macedonian")
+
+
+def revert_piedmontese(document):
+    "Set the document language to English but assure Piedmontese output"
+
+    if document.language == "piedmontese":
+        document.language = "english"
+        i = find_token(document.header, "\\language piedmontese", 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 babel"
+        k = find_token(document.header, "\\options", 0)
+        if k != -1:
+            document.header[k] = document.header[k].replace("\\options", "\\options piedmontese,")
+        else:
+            l = find_token(document.header, "\\use_default_options", 0)
+            document.header.insert(l + 1, "\\options piedmontese")
+
+
+def revert_romansh(document):
+    "Set the document language to English but assure Romansh output"
+
+    if document.language == "romansh":
+        document.language = "english"
+        i = find_token(document.header, "\\language romansh", 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 babel"
+        k = find_token(document.header, "\\options", 0)
+        if k != -1:
+            document.header[k] = document.header[k].replace("\\options", "\\options romansh,")
+        else:
+            l = find_token(document.header, "\\use_default_options", 0)
+            document.header.insert(l + 1, "\\options romansh")
+
+
+def revert_amharic(document):
+    "Set the document language to English but assure Amharic output"
+
+    if document.language == "amharic":
+        document.language = "english"
+        i = find_token(document.header, "\\language amharic", 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{amharic}}"])
+        document.body[2 : 2] = ["\\begin_layout Standard",
+                                "\\begin_inset ERT", "status open", "",
+                                "\\begin_layout Plain Layout", "", "",
+                                "\\backslash",
+                                "resetdefaultlanguage{amharic}",
+                                "\\end_layout", "", "\\end_inset", "", "",
+                                "\\end_layout", ""]
+
+
+def revert_asturian(document):
+    "Set the document language to English but assure Asturian output"
+
+    if document.language == "asturian":
+        document.language = "english"
+        i = find_token(document.header, "\\language asturian", 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{asturian}}"])
+        document.body[2 : 2] = ["\\begin_layout Standard",
+                                "\\begin_inset ERT", "status open", "",
+                                "\\begin_layout Plain Layout", "", "",
+                                "\\backslash",
+                                "resetdefaultlanguage{asturian}",
+                                "\\end_layout", "", "\\end_inset", "", "",
+                                "\\end_layout", ""]
+
+
+def revert_kannada(document):
+    "Set the document language to English but assure Kannada output"
+
+    if document.language == "kannada":
+        document.language = "english"
+        i = find_token(document.header, "\\language kannada", 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{kannada}}"])
+        document.body[2 : 2] = ["\\begin_layout Standard",
+                                "\\begin_inset ERT", "status open", "",
+                                "\\begin_layout Plain Layout", "", "",
+                                "\\backslash",
+                                "resetdefaultlanguage{kannada}",
+                                "\\end_layout", "", "\\end_inset", "", "",
+                                "\\end_layout", ""]
+
+
+def revert_khmer(document):
+    "Set the document language to English but assure Khmer output"
+
+    if document.language == "khmer":
+        document.language = "english"
+        i = find_token(document.header, "\\language khmer", 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{khmer}}"])
+        document.body[2 : 2] = ["\\begin_layout Standard",
+                                "\\begin_inset ERT", "status open", "",
+                                "\\begin_layout Plain Layout", "", "",
+                                "\\backslash",
+                                "resetdefaultlanguage{khmer}",
+                                "\\end_layout", "", "\\end_inset", "", "",
+                                "\\end_layout", ""]
+
+
+def revert_urdu(document):
+    "Set the document language to English but assure Urdu output"
+
+    if document.language == "urdu":
+        document.language = "english"
+        i = find_token(document.header, "\\language urdu", 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{urdu}}"])
+        document.body[2 : 2] = ["\\begin_layout Standard",
+                                "\\begin_inset ERT", "status open", "",
+                                "\\begin_layout Plain Layout", "", "",
+                                "\\backslash",
+                                "resetdefaultlanguage{urdu}",
+                                "\\end_layout", "", "\\end_inset", "", "",
+                                "\\end_layout", ""]
+
+
+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_quotes(document):
+    " Revert Quote Insets in verbatim or Hebrew context to plain quotes "
+
+    # First handle verbatim insets
+    i = 0
+    j = 0
+    while i < len(document.body):
+        words = document.body[i].split()
+        if len(words) > 1 and words[0] == "\\begin_inset" and \
+           ( words[1] in ["ERT", "listings"] or ( len(words) > 2 and words[2] in ["URL", "Chunk", "Sweave", "S/R"]) ):
+            j = find_end_of_inset(document.body, i)
+            if j == -1:
+                document.warning("Malformed LyX document: Can't find end of " + words[1] + " inset at line " + str(i))
+                i += 1
+                continue
+            while True:
+                k = find_token(document.body, '\\begin_inset Quotes', i, j)
+                if k == -1:
+                    i += 1
+                    break
+                l = find_end_of_inset(document.body, k)
+                if l == -1:
+                    document.warning("Malformed LyX document: Can't find end of Quote inset at line " + str(k))
+                    i = k
+                    continue
+                replace = "\""
+                if document.body[k].endswith("s"):
+                    replace = "'"
+                document.body[k:l+1] = [replace]
+        else:
+            i += 1
+            continue
+
+    # Now verbatim layouts
+    i = 0
+    j = 0
+    while i < len(document.body):
+        words = document.body[i].split()
+        if len(words) > 1 and words[0] == "\\begin_layout" and \
+           words[1] in ["Verbatim", "Verbatim*", "Code", "Author_Email", "Author_URL"]:
+            j = find_end_of_layout(document.body, i)
+            if j == -1:
+                document.warning("Malformed LyX document: Can't find end of " + words[1] + " layout at line " + str(i))
+                i += 1
+                continue
+            while True:
+                k = find_token(document.body, '\\begin_inset Quotes', i, j)
+                if k == -1:
+                    i += 1
+                    break
+                l = find_end_of_inset(document.body, k)
+                if l == -1:
+                    document.warning("Malformed LyX document: Can't find end of Quote inset at line " + str(k))
+                    i = k
+                    continue
+                replace = "\""
+                if document.body[k].endswith("s"):
+                    replace = "'"
+                document.body[k:l+1] = [replace]
+        else:
+            i += 1
+            continue
+
+    # Now handle Hebrew
+    if not document.language == "hebrew" and find_token(document.body, '\\lang hebrew', 0) == -1:
+        return
+
+    i = 0
+    j = 0
+    while True:
+        k = find_token(document.body, '\\begin_inset Quotes', i)
+        if k == -1:
+            return
+        l = find_end_of_inset(document.body, k)
+        if l == -1:
+            document.warning("Malformed LyX document: Can't find end of Quote inset at line " + str(k))
+            i = k
+            continue
+        hebrew = False
+        parent = get_containing_layout(document.body, k)
+        ql = find_token_backwards(document.body, "\\lang", k)
+        if ql == -1 or ql < parent[1]:
+            hebrew = document.language == "hebrew"
+        elif document.body[ql] == "\\lang hebrew":
+            hebrew = True
+        if hebrew:
+            replace = "\""
+            if document.body[k].endswith("s"):
+                replace = "'"
+            document.body[k:l+1] = [replace]
+        i = l
+    
+
+def revert_iopart(document):
+    " Input new styles via local layout "
+    if document.textclass != "iopart":
+        return
+
+    i = find_token(document.header, "\\begin_local_layout", 0)
+    if i == -1:
+        k = find_token(document.header, "\\language", 0)
+        if k == -1:
+            # this should not happen
+            document.warning("Malformed LyX document! No \\language header found!")
+            return
+        document.header[k-1 : k-1] = ["\\begin_local_layout", "\\end_local_layout"]
+        i = k-1
+
+    j = find_end_of(document.header, i, "\\begin_local_layout", "\\end_local_layout")
+    if j == -1:
+        # this should not happen
+        document.warning("Malformed LyX document! Can't find end of local layout!")
+        return
+
+    document.header[i+1 : i+1] = [
+        "### Inserted by lyx2lyx (stdlayouts) ###",
+        "Input stdlayouts.inc",
+        "### End of insertion by lyx2lyx (stdlayouts) ###"
+    ]
+
+
+def convert_iopart(document):
+    " Remove local layout we added, if it is there "
+    if document.textclass != "iopart":
+        return
+
+    i = find_token(document.header, "\\begin_local_layout", 0)
+    if i == -1:
+        return
+
+    j = find_end_of(document.header, i, "\\begin_local_layout", "\\end_local_layout")
+    if j == -1:
+        # this should not happen
+        document.warning("Malformed LyX document! Can't find end of local layout!")
+        return
+
+    k = find_token(document.header, "### Inserted by lyx2lyx (stdlayouts) ###", i, j)
+    if k != -1:
+        l = find_token(document.header, "### End of insertion by lyx2lyx (stdlayouts) ###", i, j)
+        if l == -1:
+            # this should not happen
+            document.warning("End of lyx2lyx local layout insertion not found!")
+            return
+        if k == i + 1 and l == j - 1:
+            # that was all the local layout there was
+            document.header[i : j + 1] = []
+        else:
+            document.header[k : l + 1] = []
+
+
+def convert_quotestyle(document):
+    " Convert \\quotes_language to \\quotes_style "
+    i = find_token(document.header, "\\quotes_language", 0)
+    if i == -1:
+        document.warning("Malformed LyX document! Can't find \\quotes_language!")
+        return
+    val = get_value(document.header, "\\quotes_language", i)
+    document.header[i] = "\\quotes_style " + val
+
+
+def revert_quotestyle(document):
+    " Revert \\quotes_style to \\quotes_language "
+    i = find_token(document.header, "\\quotes_style", 0)
+    if i == -1:
+        document.warning("Malformed LyX document! Can't find \\quotes_style!")
+        return
+    val = get_value(document.header, "\\quotes_style", i)
+    document.header[i] = "\\quotes_language " + val
+
+
+def revert_plainquote(document):
+    " Revert plain quote insets "
+
+    # First, revert style setting
+    i = find_token(document.header, "\\quotes_style plain", 0)
+    if i != -1:
+        document.header[i] = "\\quotes_style english"
+
+    # now the insets
+    i = 0
+    j = 0
+    while True:
+        k = find_token(document.body, '\\begin_inset Quotes q', i)
+        if k == -1:
+            return
+        l = find_end_of_inset(document.body, k)
+        if l == -1:
+            document.warning("Malformed LyX document: Can't find end of Quote inset at line " + str(k))
+            i = k
+            continue
+        replace = "\""
+        if document.body[k].endswith("s"):
+            replace = "'"
+        document.body[k:l+1] = [replace]
+        i = l
+
+
+def convert_frenchquotes(document):
+    " Convert french quote insets to swiss "
+
+    # First, revert style setting
+    i = find_token(document.header, "\\quotes_style french", 0)
+    if i != -1:
+        document.header[i] = "\\quotes_style swiss"
+
+    # now the insets
+    i = 0
+    while True:
+        i = find_token(document.body, '\\begin_inset Quotes f', i)
+        if i == -1:
+            return
+        val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
+        newval = val.replace("f", "c", 1)
+        document.body[i] = document.body[i].replace(val, newval)
+        i += 1
+
+
+def revert_swissquotes(document):
+    " Revert swiss quote insets to french "
+
+    # First, revert style setting
+    i = find_token(document.header, "\\quotes_style swiss", 0)
+    if i != -1:
+        document.header[i] = "\\quotes_style french"
+
+    # now the insets
+    i = 0
+    while True:
+        i = find_token(document.body, '\\begin_inset Quotes c', i)
+        if i == -1:
+            return
+        val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
+        newval = val.replace("c", "f", 1)
+        document.body[i] = document.body[i].replace(val, newval)
+        i += 1
+
+
+def revert_britishquotes(document):
+    " Revert british quote insets to english "
+
+    # First, revert style setting
+    i = find_token(document.header, "\\quotes_style british", 0)
+    if i != -1:
+        document.header[i] = "\\quotes_style english"
+
+    # now the insets
+    i = 0
+    while True:
+        i = find_token(document.body, '\\begin_inset Quotes b', i)
+        if i == -1:
+            return
+        val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
+        newval = val.replace("b", "e", 1)
+        if val[2] == "d":
+            # opening mark
+            newval = newval.replace("d", "s")
+        else:
+            # closing mark
+            newval = newval.replace("s", "d")
+        document.body[i] = document.body[i].replace(val, newval)
+        i += 1
+
+
+def revert_swedishgquotes(document):
+    " Revert swedish quote insets "
+
+    # First, revert style setting
+    i = find_token(document.header, "\\quotes_style swedishg", 0)
+    if i != -1:
+        document.header[i] = "\\quotes_style danish"
+
+    # now the insets
+    i = 0
+    while True:
+        i = find_token(document.body, '\\begin_inset Quotes w', i)
+        if i == -1:
+            return
+        val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
+        if val[2] == "d":
+            # outer marks
+            newval = val.replace("w", "a", 1).replace("r", "l")
+        else:
+            # inner marks
+            newval = val.replace("w", "s", 1)
+        document.body[i] = document.body[i].replace(val, newval)
+        i += 1
+
+
+def revert_frenchquotes(document):
+    " Revert french inner quote insets "
+
+    i = 0
+    while True:
+        i = find_token(document.body, '\\begin_inset Quotes f', i)
+        if i == -1:
+            return
+        val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
+        if val[2] == "s":
+            # inner marks
+            newval = val.replace("f", "e", 1).replace("s", "d")
+            document.body[i] = document.body[i].replace(val, newval)
+        i += 1
+
+
+def revert_frenchinquotes(document):
+    " Revert inner frenchin quote insets "
+
+    # First, revert style setting
+    i = find_token(document.header, "\\quotes_style frenchin", 0)
+    if i != -1:
+        document.header[i] = "\\quotes_style french"
+
+    # now the insets
+    i = 0
+    while True:
+        i = find_token(document.body, '\\begin_inset Quotes i', i)
+        if i == -1:
+            return
+        val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
+        newval = val.replace("i", "f", 1)
+        if val[2] == "s":
+            # inner marks
+            newval = newval.replace("s", "d")
+        document.body[i] = document.body[i].replace(val, newval)
+        i += 1
+
+
+def revert_russianquotes(document):
+    " Revert russian quote insets "
+
+    # First, revert style setting
+    i = find_token(document.header, "\\quotes_style russian", 0)
+    if i != -1:
+        document.header[i] = "\\quotes_style french"
+
+    # now the insets
+    i = 0
+    while True:
+        i = find_token(document.body, '\\begin_inset Quotes r', i)
+        if i == -1:
+            return
+        val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
+        newval = val
+        if val[2] == "s":
+            # inner marks
+            newval = val.replace("r", "g", 1).replace("s", "d")
+        else:
+            # outer marks
+            newval = val.replace("r", "f", 1)
+        document.body[i] = document.body[i].replace(val, newval)
+        i += 1
+
+
+def revert_dynamicquotes(document):
+    " Revert dynamic quote insets "
+
+    # First, revert header
+    i = find_token(document.header, "\\dynamic_quotes", 0)
+    if i != -1:
+        del document.header[i]
+
+    # Get global style
+    style = "english"
+    i = find_token(document.header, "\\quotes_style", 0)
+    if i == -1:
+        document.warning("Malformed document! Missing \\quotes_style")
+    else:
+        style = get_value(document.header, "\\quotes_style", i)
+
+    s = "e"
+    if style == "english":
+        s = "e"
+    elif style == "swedish":
+        s = "s"
+    elif style == "german":
+        s = "g"
+    elif style == "polish":
+        s = "p"
+    elif style == "swiss":
+        s = "c"
+    elif style == "danish":
+        s = "a"
+    elif style == "plain":
+        s = "q"
+    elif style == "british":
+        s = "b"
+    elif style == "swedishg":
+        s = "w"
+    elif style == "french":
+        s = "f"
+    elif style == "frenchin":
+        s = "i"
+    elif style == "russian":
+        s = "r"
+
+    # now transform the insets
+    i = 0
+    while True:
+        i = find_token(document.body, '\\begin_inset Quotes x', i)
+        if i == -1:
+            return
+        document.body[i] = document.body[i].replace("x", s)
+        i += 1
+
+
+def revert_cjkquotes(document):
+    " Revert cjk quote insets "
+
+    # Get global style
+    style = "english"
+    i = find_token(document.header, "\\quotes_style", 0)
+    if i == -1:
+        document.warning("Malformed document! Missing \\quotes_style")
+    else:
+        style = get_value(document.header, "\\quotes_style", i)
+
+    global_cjk = style.find("cjk") != -1
+
+    if global_cjk:
+        document.header[i] = "\\quotes_style english"
+        # transform dynamic insets
+        s = "j"
+        if style == "cjkangle":
+            s = "k"
+        i = 0
+        while True:
+            i = find_token(document.body, '\\begin_inset Quotes x', i)
+            if i == -1:
+                break
+            document.body[i] = document.body[i].replace("x", s)
+            i += 1
+
+    cjk_langs = ["chinese-simplified", "chinese-traditional", "japanese", "japanese-cjk", "korean"]
+
+    i = 0
+    j = 0
+    while True:
+        k = find_token(document.body, '\\begin_inset Quotes j', i)
+        if k == -1:
+            break
+        l = find_end_of_inset(document.body, k)
+        if l == -1:
+            document.warning("Malformed LyX document: Can't find end of Quote inset at line " + str(k))
+            i = k
+            continue
+        cjk = False
+        parent = get_containing_layout(document.body, k)
+        ql = find_token_backwards(document.body, "\\lang", k)
+        if ql == -1 or ql < parent[1]:
+            cjk = document.language in cjk_langs
+        elif document.body[ql].split()[1] in cjk_langs:
+            cjk = True
+        val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
+        replace = []
+        if val[2] == "s":
+            # inner marks
+            if val[1] == "l":
+                # inner opening mark
+                if cjk:
+                    replace = [u"\u300E"]
+                else:
+                    replace = ["\\begin_inset Formula $\\llceil$", "\\end_inset"]
+            else:
+                # inner closing mark
+                if cjk:
+                    replace = [u"\u300F"]
+                else:
+                    replace = ["\\begin_inset Formula $\\rrfloor$", "\\end_inset"]
+        else:
+            # outer marks
+            if val[1] == "l":
+                # outer opening mark
+                if cjk:
+                    replace = [u"\u300C"]
+                else:
+                    replace = ["\\begin_inset Formula $\\lceil$", "\\end_inset"]
+            else:
+                # outer closing mark
+                if cjk:
+                    replace = [u"\u300D"]
+                else:
+                    replace = ["\\begin_inset Formula $\\rfloor$", "\\end_inset"]
+
+        document.body[k:l+1] = replace
+        i = l
+
+    i = 0
+    j = 0
+    while True:
+        k = find_token(document.body, '\\begin_inset Quotes k', i)
+        if k == -1:
+            return
+        l = find_end_of_inset(document.body, k)
+        if l == -1:
+            document.warning("Malformed LyX document: Can't find end of Quote inset at line " + str(k))
+            i = k
+            continue
+        cjk = False
+        parent = get_containing_layout(document.body, k)
+        ql = find_token_backwards(document.body, "\\lang", k)
+        if ql == -1 or ql < parent[1]:
+            cjk = document.language in cjk_langs
+        elif document.body[ql].split()[1] in cjk_langs:
+            cjk = True
+        val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
+        replace = []
+        if val[2] == "s":
+            # inner marks
+            if val[1] == "l":
+                # inner opening mark
+                if cjk:
+                    replace = [u"\u3008"]
+                else:
+                    replace = ["\\begin_inset Formula $\\langle$", "\\end_inset"]
+            else:
+                # inner closing mark
+                if cjk:
+                    replace = [u"\u3009"]
+                else:
+                    replace = ["\\begin_inset Formula $\\rangle$", "\\end_inset"]
+        else:
+            # outer marks
+            if val[1] == "l":
+                # outer opening mark
+                if cjk:
+                    replace = [u"\u300A"]
+                else:
+                    replace = ["\\begin_inset Formula $\\langle\\kern -2.5pt\\langle$", "\\end_inset"]
+            else:
+                # outer closing mark
+                if cjk:
+                    replace = [u"\u300B"]
+                else:
+                    replace = ["\\begin_inset Formula $\\rangle\\kern -2.5pt\\rangle$", "\\end_inset"]
+
+        document.body[k:l+1] = replace
+        i = l
+
+
+def revert_crimson(document):
+    " Revert native Cochineal/Crimson font definition to LaTeX " 
+
+    if find_token(document.header, "\\use_non_tex_fonts false", 0) != -1:
+        preamble = ""
+        i = find_token(document.header, "\\font_roman \"cochineal\"", 0)
+        if i != -1:
+            osf = False
+            j = find_token(document.header, "\\font_osf true", 0)
+            if j != -1:
+                osf = True
+            preamble = "\\usepackage"
+            if osf:
+                document.header[j] = "\\font_osf false"
+                preamble += "[proportional,osf]"
+            preamble += "{cochineal}"
+            add_to_preamble(document, [preamble])
+            document.header[i] = document.header[i].replace("cochineal", "default")
+
+
+def revert_cochinealmath(document):
+    " Revert cochineal newtxmath definitions to LaTeX " 
+
+    if find_token(document.header, "\\use_non_tex_fonts false", 0) != -1: 
+        i = find_token(document.header, "\\font_math \"cochineal-ntxm\"", 0)
+        if i != -1:
+            add_to_preamble(document, "\\usepackage[cochineal]{newtxmath}")
+            document.header[i] = document.header[i].replace("cochineal-ntxm", "auto")
+
+
+def revert_labelonly(document):
+    " Revert labelonly tag for InsetRef "
+    i = 0
+    while (True):
+        i = find_token(document.body, "\\begin_inset CommandInset ref", i)
+        if i == -1:
+            return
+        j = find_end_of_inset(document.body, i)
+        if j == -1:
+            document.warning("Can't find end of reference inset at line %d!!" %(i))
+            i += 1
+            continue
+        k = find_token(document.body, "LatexCommand labelonly", i, j)
+        if k == -1:
+            i = j
+            continue
+        label = get_quoted_value(document.body, "reference", i, j)
+        if not label:
+            document.warning("Can't find label for reference at line %d!" %(i))
+            i = j + 1
+            continue
+        document.body[i:j+1] = put_cmd_in_ert([label])
+        i += 1
+
+
+def revert_plural_refs(document):
+    " Revert plural and capitalized references "
+    i = find_token(document.header, "\\use_refstyle 1", 0)
+    use_refstyle = (i != 0)
+
+    i = 0
+    while (True):
+        i = find_token(document.body, "\\begin_inset CommandInset ref", i)
+        if i == -1:
+            return
+        j = find_end_of_inset(document.body, i)
+        if j == -1:
+            document.warning("Can't find end of reference inset at line %d!!" %(i))
+            i += 1
+            continue
+
+        plural = caps = suffix = False
+        k = find_token(document.body, "LaTeXCommand formatted", i, j)
+        if k != -1 and use_refstyle:
+            plural = get_bool_value(document.body, "plural", i, j, False)
+            caps   = get_bool_value(document.body, "caps", i, j, False)
+            label  = get_quoted_value(document.body, "reference", i, j)
+            if label:
+                try:
+                    (prefix, suffix) = label.split(":", 1)
+                except:
+                    document.warning("No `:' separator in formatted reference at line %d!" % (i))
+            else:
+                document.warning("Can't find label for reference at line %d!" % (i))
+
+        # this effectively tests also for use_refstyle and a formatted reference
+        # we do this complicated test because we would otherwise do this erasure
+        # over and over and over
+        if not ((plural or caps) and suffix):
+            del_token(document.body, "plural", i, j)
+            del_token(document.body, "caps", i, j - 1) # since we deleted a line
+            i = j - 1
+            continue
+
+        if caps:
+            prefix = prefix[0].title() + prefix[1:]
+        cmd = "\\" + prefix + "ref"
+        if plural:
+            cmd += "[s]"
+        cmd += "{" + suffix + "}"
+        document.body[i:j+1] = put_cmd_in_ert([cmd])
+        i += 1
+
+
+def revert_noprefix(document):
+    " Revert labelonly tags with 'noprefix' set "
+    i = 0
+    while (True):
+        i = find_token(document.body, "\\begin_inset CommandInset ref", i)
+        if i == -1:
+            return
+        j = find_end_of_inset(document.body, i)
+        if j == -1:
+            document.warning("Can't find end of reference inset at line %d!!" %(i))
+            i += 1
+            continue
+        k = find_token(document.body, "LatexCommand labelonly", i, j)
+        if k == -1:
+            i = j
+            continue
+        noprefix = get_bool_value(document.body, "noprefix", i, j)
+        if not noprefix:
+            del_token(document.body, "noprefix", i, j)
+            i = j
+            continue
+        label = get_quoted_value(document.body, "reference", i, j)
+        if not label:
+            document.warning("Can't find label for reference at line %d!" %(i))
+            i = j + 1
+            continue
+        try:
+            (prefix, suffix) = label.split(":", 1)
+        except:
+            document.warning("No `:' separator in formatted reference at line %d!" % (i))
+            # we'll leave this as an ordinary labelonly reference
+            del_token(document.body, "noprefix", i, j)
+            i = j
+            continue
+        document.body[i:j+1] = put_cmd_in_ert([suffix])
+        i += 1
+
+
+def revert_biblatex(document):
+    " Revert biblatex support "
+
+    #
+    # Header
+    #
+
+    # 1. Get cite engine
+    engine = "basic"
+    i = find_token(document.header, "\\cite_engine", 0)
+    if i == -1:
+        document.warning("Malformed document! Missing \\cite_engine")
+    else:
+        engine = get_value(document.header, "\\cite_engine", i)
+
+    # 2. Store biblatex state and revert to natbib
+    biblatex = False
+    if engine in ["biblatex", "biblatex-natbib"]:
+        biblatex = True
+        document.header[i] = "\cite_engine natbib"
+
+    # 3. Store and remove new document headers
+    bibstyle = ""
+    i = find_token(document.header, "\\biblatex_bibstyle", 0)
+    if i != -1:
+        bibstyle = get_value(document.header, "\\biblatex_bibstyle", i)
+        del document.header[i]
+
+    citestyle = ""
+    i = find_token(document.header, "\\biblatex_citestyle", 0)
+    if i != -1:
+        citestyle = get_value(document.header, "\\biblatex_citestyle", i)
+        del document.header[i]
+
+    biblio_options = ""
+    i = find_token(document.header, "\\biblio_options", 0)
+    if i != -1:
+        biblio_options = get_value(document.header, "\\biblio_options", i)
+        del document.header[i]
+
+    if biblatex:
+        bbxopts = "[natbib=true"
+        if bibstyle != "":
+            bbxopts += ",bibstyle=" + bibstyle
+        if citestyle != "":
+            bbxopts += ",citestyle=" + citestyle
+        if biblio_options != "":
+            bbxopts += "," + biblio_options
+        bbxopts += "]"
+        add_to_preamble(document, "\\usepackage" + bbxopts + "{biblatex}")
+
+    #
+    # Body
+    #
+
+    # 1. Bibtex insets
+    i = 0
+    bibresources = []
+    while (True):
+        i = find_token(document.body, "\\begin_inset CommandInset bibtex", i)
+        if i == -1:
+            break
+        j = find_end_of_inset(document.body, i)
+        if j == -1:
+            document.warning("Can't find end of bibtex inset at line %d!!" %(i))
+            i += 1
+            continue
+        bibs = get_quoted_value(document.body, "bibfiles", i, j)
+        opts = get_quoted_value(document.body, "biblatexopts", i, j)
+        # store resources
+        if bibs:
+            bibresources += bibs.split(",")
+        else:
+            document.warning("Can't find bibfiles for bibtex inset at line %d!" %(i))
+        # remove biblatexopts line
+        k = find_token(document.body, "biblatexopts", i, j)
+        if k != -1:
+            del document.body[k]
+        # Re-find inset end line
+        j = find_end_of_inset(document.body, i)
+        # Insert ERT \\printbibliography and wrap bibtex inset to a Note
+        if biblatex:
+            pcmd = "printbibliography"
+            if opts:
+                pcmd += "[" + opts + "]"
+            repl = ["\\begin_inset ERT", "status open", "", "\\begin_layout Plain Layout",\
+                    "", "", "\\backslash", pcmd, "\\end_layout", "", "\\end_inset", "", "",\
+                    "\\end_layout", "", "\\begin_layout Standard", "\\begin_inset Note Note",\
+                    "status open", "", "\\begin_layout Plain Layout" ]
+            repl += document.body[i:j+1]
+            repl += ["", "\\end_layout", "", "\\end_inset", "", ""]
+            document.body[i:j+1] = repl
+            j += 27
+
+        i = j + 1
+
+    if biblatex:
+        for b in bibresources:
+            add_to_preamble(document, "\\addbibresource{" + b + ".bib}")
+
+    # 2. Citation insets
+
+    # Specific citation insets used in biblatex that need to be reverted to ERT
+    new_citations = {
+        "Cite" : "Cite",
+        "citebyear" : "citeyear",
+        "citeyear" : "cite*",
+        "Footcite" : "Smartcite",
+        "footcite" : "smartcite",
+        "Autocite" : "Autocite",
+        "autocite" : "autocite",
+        "citetitle" : "citetitle",
+        "citetitle*" : "citetitle*",
+        "fullcite" : "fullcite",
+        "footfullcite" : "footfullcite",
+        "supercite" : "supercite",
+        "citeauthor" : "citeauthor",
+        "citeauthor*" : "citeauthor*",
+        "Citeauthor" : "Citeauthor",
+        "Citeauthor*" : "Citeauthor*"
+        }
+
+    # All commands accepted by LyX < 2.3. Everything else throws an error.
+    old_citations = [ "cite", "nocite", "citet", "citep", "citealt", "citealp",\
+                     "citeauthor", "citeyear", "citeyearpar", "citet*", "citep*",\
+                      "citealt*", "citealp*", "citeauthor*", "Citet",  "Citep",\
+                      "Citealt",  "Citealp",  "Citeauthor", "Citet*", "Citep*",\
+                      "Citealt*", "Citealp*", "Citeauthor*", "fullcite", "footcite",\
+                      "footcitet", "footcitep", "footcitealt", "footcitealp",\
+                      "footciteauthor", "footciteyear", "footciteyearpar",\
+                     "citefield", "citetitle", "cite*" ]
+
+    i = 0
+    while (True):
+        i = find_token(document.body, "\\begin_inset CommandInset citation", i)
+        if i == -1:
+            break
+        j = find_end_of_inset(document.body, i)
+        if j == -1:
+            document.warning("Can't find end of citation inset at line %d!!" %(i))
+            i += 1
+            continue
+        k = find_token(document.body, "LatexCommand", i, j)
+        if k == -1:
+            document.warning("Can't find LatexCommand for citation inset at line %d!" %(i))
+            i = j + 1
+            continue
+        cmd = get_value(document.body, "LatexCommand", k)
+        if biblatex and cmd in list(new_citations.keys()):
+            pre = get_quoted_value(document.body, "before", i, j)
+            post = get_quoted_value(document.body, "after", i, j)
+            key = get_quoted_value(document.body, "key", i, j)
+            if not key:
+                document.warning("Citation inset at line %d does not have a key!" %(i))
+                key = "???"
+            # Replace known new commands with ERT
+            res = "\\" + new_citations[cmd]
+            if pre:
+                res += "[" + pre + "]"
+            elif post:
+                res += "[]"
+            if post:
+                res += "[" + post + "]"
+            res += "{" + key + "}"
+            document.body[i:j+1] = put_cmd_in_ert([res])
+        elif cmd not in old_citations:
+            # Reset unknown commands to cite. This is what LyX does as well
+            # (but LyX 2.2 would break on unknown commands)
+            document.body[k] = "LatexCommand cite"
+            document.warning("Reset unknown cite command '%s' with cite" % cmd)
+        i = j + 1
+
+    # Emulate the old biblatex-workaround (pretend natbib in order to use the styles)
+    if biblatex:
+        i = find_token(document.header, "\\begin_local_layout", 0)
+        if i == -1:
+            k = find_token(document.header, "\\language", 0)
+            if k == -1:
+                # this should not happen
+                document.warning("Malformed LyX document! No \\language header found!")
+                return
+            document.header[k-1 : k-1] = ["\\begin_local_layout", "\\end_local_layout"]
+            i = k-1
+
+        j = find_end_of(document.header, i, "\\begin_local_layout", "\\end_local_layout")
+        if j == -1:
+            # this should not happen
+            document.warning("Malformed LyX document! Can't find end of local layout!")
+            return
+
+        document.header[i+1 : i+1] = [
+            "### Inserted by lyx2lyx (biblatex emulation) ###",
+            "Provides natbib 1",
+            "### End of insertion by lyx2lyx (biblatex emulation) ###"
+        ]
+
+
+def revert_citekeyonly(document):
+    " Revert keyonly cite command to ERT "
+
+    i = 0
+    while (True):
+        i = find_token(document.body, "\\begin_inset CommandInset citation", i)
+        if i == -1:
+            break
+        j = find_end_of_inset(document.body, i)
+        if j == -1:
+            document.warning("Can't find end of citation inset at line %d!!" %(i))
+            i += 1
+            continue
+        k = find_token(document.body, "LatexCommand", i, j)
+        if k == -1:
+            document.warning("Can't find LatexCommand for citation inset at line %d!" %(i))
+            i = j + 1
+            continue
+        cmd = get_value(document.body, "LatexCommand", k)
+        if cmd != "keyonly":
+            i = j + 1
+            continue
+
+        key = get_quoted_value(document.body, "key", i, j)
+        if not key:
+            document.warning("Citation inset at line %d does not have a key!" %(i))
+        # Replace known new commands with ERT
+        document.body[i:j+1] = put_cmd_in_ert([key])
+        i = j + 1
+
+
+
+def revert_bibpackopts(document):
+    " Revert support for natbib/jurabib package options "
+
+    engine = "basic"
+    i = find_token(document.header, "\\cite_engine", 0)
+    if i == -1:
+        document.warning("Malformed document! Missing \\cite_engine")
+    else:
+        engine = get_value(document.header, "\\cite_engine", i)
+
+    biblatex = False
+    if engine not in ["natbib", "jurabib"]:
+        return
+
+    biblio_options = ""
+    i = find_token(document.header, "\\biblio_options", 0)
+    if i != -1:
+        biblio_options = get_value(document.header, "\\biblio_options", i)
+        del document.header[i]
+
+    i = find_token(document.header, "\\begin_local_layout", 0)
+    if i == -1:
+        k = find_token(document.header, "\\language", 0)
+        if k == -1:
+            # this should not happen
+            document.warning("Malformed LyX document! No \\language header found!")
+            return
+        document.header[k-1 : k-1] = ["\\begin_local_layout", "\\end_local_layout"]
+        i = k - 1
+
+    j = find_end_of(document.header, i, "\\begin_local_layout", "\\end_local_layout")
+    if j == -1:
+        # this should not happen
+        document.warning("Malformed LyX document! Can't find end of local layout!")
+        return
+
+    document.header[i+1 : i+1] = [
+        "### Inserted by lyx2lyx (bibliography package options) ###",
+        "PackageOptions " + engine + " " + biblio_options,
+        "### End of insertion by lyx2lyx (bibliography package options) ###"
+    ]
+
 
 ##
 # Conversion hub
@@ -186,10 +1452,48 @@ supported_versions = ["2.3.0", "2.3"]
 convert = [
            [509, [convert_microtype]],
            [510, [convert_dateinset]],
-           [511, [convert_ibranches]]
+           [511, [convert_ibranches]],
+           [512, [convert_beamer_article_styles]],
+           [513, []],
+           [514, []],
+           [515, []],
+           [516, [convert_inputenc]],
+           [517, []],
+           [518, [convert_iopart]],
+           [519, [convert_quotestyle]],
+           [520, []],
+           [521, [convert_frenchquotes]],
+           [522, []],
+           [523, []],
+           [524, []],
+           [525, []],
+           [526, []],
+           [527, []],
+           [528, []],
+           [529, []],
+           [530, []]
           ]
 
 revert =  [
+           [529, [revert_bibpackopts]],
+           [528, [revert_citekeyonly]],
+           [527, [revert_biblatex]],
+           [526, [revert_noprefix]],
+           [525, [revert_plural_refs]],
+           [524, [revert_labelonly]],
+           [523, [revert_crimson, revert_cochinealmath]],
+           [522, [revert_cjkquotes]],
+           [521, [revert_dynamicquotes]],
+           [520, [revert_britishquotes, revert_swedishgquotes, revert_frenchquotes, revert_frenchinquotes, revert_russianquotes, revert_swissquotes]],
+           [519, [revert_plainquote]],
+           [518, [revert_quotestyle]],
+           [517, [revert_iopart]],
+           [516, [revert_quotes]],
+           [515, []],
+           [514, [revert_urdu, revert_syriac]],
+           [513, [revert_amharic, revert_asturian, revert_kannada, revert_khmer]],
+           [512, [revert_bosnian, revert_friulan, revert_macedonian, revert_piedmontese, revert_romansh]],
+           [511, [revert_beamer_article_styles]],
            [510, [revert_ibranches]],
            [509, []],
            [508, [revert_microtype]]