Source code for fontTools.ttLib.tables._n_a_m_e

# -*- coding: utf-8 -*-
from fontTools.misc import sstruct
from fontTools.misc.textTools import (
    bytechr,
    byteord,
    bytesjoin,
    strjoin,
    tobytes,
    tostr,
    safeEval,
)
from fontTools.misc.encodingTools import getEncoding
from fontTools.ttLib import newTable
from fontTools.ttLib.ttVisitor import TTVisitor
from fontTools import ttLib
import fontTools.ttLib.tables.otTables as otTables
from fontTools.ttLib.tables import C_P_A_L_
from . import DefaultTable
import struct
import logging


log = logging.getLogger(__name__)

nameRecordFormat = """
		>	# big endian
		platformID:	H
		platEncID:	H
		langID:		H
		nameID:		H
		length:		H
		offset:		H
"""

nameRecordSize = sstruct.calcsize(nameRecordFormat)


[docs] class table__n_a_m_e(DefaultTable.DefaultTable): dependencies = ["ltag"]
[docs] def decompile(self, data, ttFont): format, n, stringOffset = struct.unpack(b">HHH", data[:6]) expectedStringOffset = 6 + n * nameRecordSize if stringOffset != expectedStringOffset: log.error( "'name' table stringOffset incorrect. Expected: %s; Actual: %s", expectedStringOffset, stringOffset, ) stringData = data[stringOffset:] data = data[6:] self.names = [] for i in range(n): if len(data) < 12: log.error("skipping malformed name record #%d", i) continue name, data = sstruct.unpack2(nameRecordFormat, data, NameRecord()) name.string = stringData[name.offset : name.offset + name.length] if name.offset + name.length > len(stringData): log.error("skipping malformed name record #%d", i) continue assert len(name.string) == name.length # if (name.platEncID, name.platformID) in ((0, 0), (1, 3)): # if len(name.string) % 2: # print "2-byte string doesn't have even length!" # print name.__dict__ del name.offset, name.length self.names.append(name)
[docs] def compile(self, ttFont): if not hasattr(self, "names"): # only happens when there are NO name table entries read # from the TTX file self.names = [] names = self.names names.sort() # sort according to the spec; see NameRecord.__lt__() stringData = b"" format = 0 n = len(names) stringOffset = 6 + n * sstruct.calcsize(nameRecordFormat) data = struct.pack(b">HHH", format, n, stringOffset) lastoffset = 0 done = {} # remember the data so we can reuse the "pointers" for name in names: string = name.toBytes() if string in done: name.offset, name.length = done[string] else: name.offset, name.length = done[string] = len(stringData), len(string) stringData = bytesjoin([stringData, string]) data = data + sstruct.pack(nameRecordFormat, name) return data + stringData
[docs] def toXML(self, writer, ttFont): for name in self.names: name.toXML(writer, ttFont)
[docs] def fromXML(self, name, attrs, content, ttFont): if name != "namerecord": return # ignore unknown tags if not hasattr(self, "names"): self.names = [] name = NameRecord() self.names.append(name) name.fromXML(name, attrs, content, ttFont)
[docs] def getName(self, nameID, platformID, platEncID, langID=None): for namerecord in self.names: if ( namerecord.nameID == nameID and namerecord.platformID == platformID and namerecord.platEncID == platEncID ): if langID is None or namerecord.langID == langID: return namerecord return None # not found
[docs] def getDebugName(self, nameID): englishName = someName = None for name in self.names: if name.nameID != nameID: continue try: unistr = name.toUnicode() except UnicodeDecodeError: continue someName = unistr if (name.platformID, name.langID) in ((1, 0), (3, 0x409)): englishName = unistr break if englishName: return englishName elif someName: return someName else: return None
[docs] def getFirstDebugName(self, nameIDs): for nameID in nameIDs: name = self.getDebugName(nameID) if name is not None: return name return None
[docs] def getBestFamilyName(self): # 21 = WWS Family Name # 16 = Typographic Family Name # 1 = Family Name return self.getFirstDebugName((21, 16, 1))
[docs] def getBestSubFamilyName(self): # 22 = WWS SubFamily Name # 17 = Typographic SubFamily Name # 2 = SubFamily Name return self.getFirstDebugName((22, 17, 2))
[docs] def getBestFullName(self): # 4 = Full Name # 6 = PostScript Name for nameIDs in ((21, 22), (16, 17), (1, 2), (4,), (6,)): if len(nameIDs) == 2: name_fam = self.getDebugName(nameIDs[0]) name_subfam = self.getDebugName(nameIDs[1]) if None in [name_fam, name_subfam]: continue # if any is None, skip name = f"{name_fam} {name_subfam}" if name_subfam.lower() == "regular": name = f"{name_fam}" return name else: name = self.getDebugName(nameIDs[0]) if name is not None: return name return None
[docs] def setName(self, string, nameID, platformID, platEncID, langID): """Set the 'string' for the name record identified by 'nameID', 'platformID', 'platEncID' and 'langID'. If a record with that nameID doesn't exist, create it and append to the name table. 'string' can be of type `str` (`unicode` in PY2) or `bytes`. In the latter case, it is assumed to be already encoded with the correct plaform-specific encoding identified by the (platformID, platEncID, langID) triplet. A warning is issued to prevent unexpected results. """ if not hasattr(self, "names"): self.names = [] if not isinstance(string, str): if isinstance(string, bytes): log.warning( "name string is bytes, ensure it's correctly encoded: %r", string ) else: raise TypeError( "expected unicode or bytes, found %s: %r" % (type(string).__name__, string) ) namerecord = self.getName(nameID, platformID, platEncID, langID) if namerecord: namerecord.string = string else: self.names.append(makeName(string, nameID, platformID, platEncID, langID))
[docs] def removeNames(self, nameID=None, platformID=None, platEncID=None, langID=None): """Remove any name records identified by the given combination of 'nameID', 'platformID', 'platEncID' and 'langID'. """ args = { argName: argValue for argName, argValue in ( ("nameID", nameID), ("platformID", platformID), ("platEncID", platEncID), ("langID", langID), ) if argValue is not None } if not args: # no arguments, nothing to do return self.names = [ rec for rec in self.names if any( argValue != getattr(rec, argName) for argName, argValue in args.items() ) ]
[docs] @staticmethod def removeUnusedNames(ttFont): """Remove any name records which are not in NameID range 0-255 and not utilized within the font itself.""" visitor = NameRecordVisitor() visitor.visit(ttFont) toDelete = set() for record in ttFont["name"].names: # Name IDs 26 to 255, inclusive, are reserved for future standard names. # https://learn.microsoft.com/en-us/typography/opentype/spec/name#name-ids if record.nameID < 256: continue if record.nameID not in visitor.seen: toDelete.add(record.nameID) for nameID in toDelete: ttFont["name"].removeNames(nameID) return toDelete
def _findUnusedNameID(self, minNameID=256): """Finds an unused name id. The nameID is assigned in the range between 'minNameID' and 32767 (inclusive), following the last nameID in the name table. """ names = getattr(self, "names", []) nameID = 1 + max([n.nameID for n in names] + [minNameID - 1]) if nameID > 32767: raise ValueError("nameID must be less than 32768") return nameID
[docs] def findMultilingualName( self, names, windows=True, mac=True, minNameID=0, ttFont=None ): """Return the name ID of an existing multilingual name that matches the 'names' dictionary, or None if not found. 'names' is a dictionary with the name in multiple languages, such as {'en': 'Pale', 'de': 'Blaß', 'de-CH': 'Blass'}. The keys can be arbitrary IETF BCP 47 language codes; the values are Unicode strings. If 'windows' is True, the returned name ID is guaranteed exist for all requested languages for platformID=3 and platEncID=1. If 'mac' is True, the returned name ID is guaranteed to exist for all requested languages for platformID=1 and platEncID=0. The returned name ID will not be less than the 'minNameID' argument. """ # Gather the set of requested # (string, platformID, platEncID, langID) # tuples reqNameSet = set() for lang, name in sorted(names.items()): if windows: windowsName = _makeWindowsName(name, None, lang) if windowsName is not None: reqNameSet.add( ( windowsName.string, windowsName.platformID, windowsName.platEncID, windowsName.langID, ) ) if mac: macName = _makeMacName(name, None, lang, ttFont) if macName is not None: reqNameSet.add( ( macName.string, macName.platformID, macName.platEncID, macName.langID, ) ) # Collect matching name IDs matchingNames = dict() for name in self.names: try: key = (name.toUnicode(), name.platformID, name.platEncID, name.langID) except UnicodeDecodeError: continue if key in reqNameSet and name.nameID >= minNameID: nameSet = matchingNames.setdefault(name.nameID, set()) nameSet.add(key) # Return the first name ID that defines all requested strings for nameID, nameSet in sorted(matchingNames.items()): if nameSet == reqNameSet: return nameID return None # not found
[docs] def addMultilingualName( self, names, ttFont=None, nameID=None, windows=True, mac=True, minNameID=0 ): """Add a multilingual name, returning its name ID 'names' is a dictionary with the name in multiple languages, such as {'en': 'Pale', 'de': 'Blaß', 'de-CH': 'Blass'}. The keys can be arbitrary IETF BCP 47 language codes; the values are Unicode strings. 'ttFont' is the TTFont to which the names are added, or None. If present, the font's 'ltag' table can get populated to store exotic language codes, which allows encoding names that otherwise cannot get encoded at all. 'nameID' is the name ID to be used, or None to let the library find an existing set of name records that match, or pick an unused name ID. If 'windows' is True, a platformID=3 name record will be added. If 'mac' is True, a platformID=1 name record will be added. If the 'nameID' argument is None, the created nameID will not be less than the 'minNameID' argument. """ if not hasattr(self, "names"): self.names = [] if nameID is None: # Reuse nameID if possible nameID = self.findMultilingualName( names, windows=windows, mac=mac, minNameID=minNameID, ttFont=ttFont ) if nameID is not None: return nameID nameID = self._findUnusedNameID() # TODO: Should minimize BCP 47 language codes. # https://github.com/fonttools/fonttools/issues/930 for lang, name in sorted(names.items()): if windows: windowsName = _makeWindowsName(name, nameID, lang) if windowsName is not None: self.names.append(windowsName) else: # We cannot not make a Windows name: make sure we add a # Mac name as a fallback. This can happen for exotic # BCP47 language tags that have no Windows language code. mac = True if mac: macName = _makeMacName(name, nameID, lang, ttFont) if macName is not None: self.names.append(macName) return nameID
[docs] def addName(self, string, platforms=((1, 0, 0), (3, 1, 0x409)), minNameID=255): """Add a new name record containing 'string' for each (platformID, platEncID, langID) tuple specified in the 'platforms' list. The nameID is assigned in the range between 'minNameID'+1 and 32767 (inclusive), following the last nameID in the name table. If no 'platforms' are specified, two English name records are added, one for the Macintosh (platformID=0), and one for the Windows platform (3). The 'string' must be a Unicode string, so it can be encoded with different, platform-specific encodings. Return the new nameID. """ assert ( len(platforms) > 0 ), "'platforms' must contain at least one (platformID, platEncID, langID) tuple" if not hasattr(self, "names"): self.names = [] if not isinstance(string, str): raise TypeError( "expected str, found %s: %r" % (type(string).__name__, string) ) nameID = self._findUnusedNameID(minNameID + 1) for platformID, platEncID, langID in platforms: self.names.append(makeName(string, nameID, platformID, platEncID, langID)) return nameID
[docs] def makeName(string, nameID, platformID, platEncID, langID): name = NameRecord() name.string, name.nameID, name.platformID, name.platEncID, name.langID = ( string, nameID, platformID, platEncID, langID, ) return name
def _makeWindowsName(name, nameID, language): """Create a NameRecord for the Microsoft Windows platform 'language' is an arbitrary IETF BCP 47 language identifier such as 'en', 'de-CH', 'de-AT-1901', or 'fa-Latn'. If Microsoft Windows does not support the desired language, the result will be None. Future versions of fonttools might return a NameRecord for the OpenType 'name' table format 1, but this is not implemented yet. """ langID = _WINDOWS_LANGUAGE_CODES.get(language.lower()) if langID is not None: return makeName(name, nameID, 3, 1, langID) else: log.warning( "cannot add Windows name in language %s " "because fonttools does not yet support " "name table format 1" % language ) return None def _makeMacName(name, nameID, language, font=None): """Create a NameRecord for Apple platforms 'language' is an arbitrary IETF BCP 47 language identifier such as 'en', 'de-CH', 'de-AT-1901', or 'fa-Latn'. When possible, we create a Macintosh NameRecord that is understood by old applications (platform ID 1 and an old-style Macintosh language enum). If this is not possible, we create a Unicode NameRecord (platform ID 0) whose language points to the font’s 'ltag' table. The latter can encode any string in any language, but legacy applications might not recognize the format (in which case they will ignore those names). 'font' should be the TTFont for which you want to create a name. If 'font' is None, we only return NameRecords for legacy Macintosh; in that case, the result will be None for names that need to be encoded with an 'ltag' table. See the section “The language identifier” in Apple’s specification: https://developer.apple.com/fonts/TrueType-Reference-Manual/RM06/Chap6name.html """ macLang = _MAC_LANGUAGE_CODES.get(language.lower()) macScript = _MAC_LANGUAGE_TO_SCRIPT.get(macLang) if macLang is not None and macScript is not None: encoding = getEncoding(1, macScript, macLang, default="ascii") # Check if we can actually encode this name. If we can't, # for example because we have no support for the legacy # encoding, or because the name string contains Unicode # characters that the legacy encoding cannot represent, # we fall back to encoding the name in Unicode and put # the language tag into the ltag table. try: _ = tobytes(name, encoding, errors="strict") return makeName(name, nameID, 1, macScript, macLang) except UnicodeEncodeError: pass if font is not None: ltag = font.tables.get("ltag") if ltag is None: ltag = font["ltag"] = newTable("ltag") # 0 = Unicode; 4 = “Unicode 2.0 or later semantics (non-BMP characters allowed)” # “The preferred platform-specific code for Unicode would be 3 or 4.” # https://developer.apple.com/fonts/TrueType-Reference-Manual/RM06/Chap6name.html return makeName(name, nameID, 0, 4, ltag.addTag(language)) else: log.warning( "cannot store language %s into 'ltag' table " "without having access to the TTFont object" % language ) return None
[docs] class NameRecord(object):
[docs] def getEncoding(self, default="ascii"): """Returns the Python encoding name for this name entry based on its platformID, platEncID, and langID. If encoding for these values is not known, by default 'ascii' is returned. That can be overriden by passing a value to the default argument. """ return getEncoding(self.platformID, self.platEncID, self.langID, default)
[docs] def encodingIsUnicodeCompatible(self): return self.getEncoding(None) in ["utf_16_be", "ucs2be", "ascii", "latin1"]
def __str__(self): return self.toStr(errors="backslashreplace")
[docs] def isUnicode(self): return self.platformID == 0 or ( self.platformID == 3 and self.platEncID in [0, 1, 10] )
[docs] def toUnicode(self, errors="strict"): """ If self.string is a Unicode string, return it; otherwise try decoding the bytes in self.string to a Unicode string using the encoding of this entry as returned by self.getEncoding(); Note that self.getEncoding() returns 'ascii' if the encoding is unknown to the library. Certain heuristics are performed to recover data from bytes that are ill-formed in the chosen encoding, or that otherwise look misencoded (mostly around bad UTF-16BE encoded bytes, or bytes that look like UTF-16BE but marked otherwise). If the bytes are ill-formed and the heuristics fail, the error is handled according to the errors parameter to this function, which is passed to the underlying decode() function; by default it throws a UnicodeDecodeError exception. Note: The mentioned heuristics mean that roundtripping a font to XML and back to binary might recover some misencoded data whereas just loading the font and saving it back will not change them. """ def isascii(b): return (b >= 0x20 and b <= 0x7E) or b in [0x09, 0x0A, 0x0D] encoding = self.getEncoding() string = self.string if ( isinstance(string, bytes) and encoding == "utf_16_be" and len(string) % 2 == 1 ): # Recover badly encoded UTF-16 strings that have an odd number of bytes: # - If the last byte is zero, drop it. Otherwise, # - If all the odd bytes are zero and all the even bytes are ASCII, # prepend one zero byte. Otherwise, # - If first byte is zero and all other bytes are ASCII, insert zero # bytes between consecutive ASCII bytes. # # (Yes, I've seen all of these in the wild... sigh) if byteord(string[-1]) == 0: string = string[:-1] elif all( byteord(b) == 0 if i % 2 else isascii(byteord(b)) for i, b in enumerate(string) ): string = b"\0" + string elif byteord(string[0]) == 0 and all( isascii(byteord(b)) for b in string[1:] ): string = bytesjoin(b"\0" + bytechr(byteord(b)) for b in string[1:]) string = tostr(string, encoding=encoding, errors=errors) # If decoded strings still looks like UTF-16BE, it suggests a double-encoding. # Fix it up. if all( ord(c) == 0 if i % 2 == 0 else isascii(ord(c)) for i, c in enumerate(string) ): # If string claims to be Mac encoding, but looks like UTF-16BE with ASCII text, # narrow it down. string = "".join(c for c in string[1::2]) return string
[docs] def toBytes(self, errors="strict"): """If self.string is a bytes object, return it; otherwise try encoding the Unicode string in self.string to bytes using the encoding of this entry as returned by self.getEncoding(); Note that self.getEncoding() returns 'ascii' if the encoding is unknown to the library. If the Unicode string cannot be encoded to bytes in the chosen encoding, the error is handled according to the errors parameter to this function, which is passed to the underlying encode() function; by default it throws a UnicodeEncodeError exception. """ return tobytes(self.string, encoding=self.getEncoding(), errors=errors)
toStr = toUnicode
[docs] def toXML(self, writer, ttFont): try: unistr = self.toUnicode() except UnicodeDecodeError: unistr = None attrs = [ ("nameID", self.nameID), ("platformID", self.platformID), ("platEncID", self.platEncID), ("langID", hex(self.langID)), ] if unistr is None or not self.encodingIsUnicodeCompatible(): attrs.append(("unicode", unistr is not None)) writer.begintag("namerecord", attrs) writer.newline() if unistr is not None: writer.write(unistr) else: writer.write8bit(self.string) writer.newline() writer.endtag("namerecord") writer.newline()
[docs] def fromXML(self, name, attrs, content, ttFont): self.nameID = safeEval(attrs["nameID"]) self.platformID = safeEval(attrs["platformID"]) self.platEncID = safeEval(attrs["platEncID"]) self.langID = safeEval(attrs["langID"]) s = strjoin(content).strip() encoding = self.getEncoding() if self.encodingIsUnicodeCompatible() or safeEval( attrs.get("unicode", "False") ): self.string = s.encode(encoding) else: # This is the inverse of write8bit... self.string = s.encode("latin1")
def __lt__(self, other): if type(self) != type(other): return NotImplemented try: selfTuple = ( self.platformID, self.platEncID, self.langID, self.nameID, ) otherTuple = ( other.platformID, other.platEncID, other.langID, other.nameID, ) except AttributeError: # This can only happen for # 1) an object that is not a NameRecord, or # 2) an unlikely incomplete NameRecord object which has not been # fully populated return NotImplemented try: # Include the actual NameRecord string in the comparison tuples selfTuple = selfTuple + (self.toBytes(),) otherTuple = otherTuple + (other.toBytes(),) except UnicodeEncodeError as e: # toBytes caused an encoding error in either of the two, so content # to sorting based on IDs only log.error("NameRecord sorting failed to encode: %s" % e) # Implemented so that list.sort() sorts according to the spec by using # the order of the tuple items and their comparison return selfTuple < otherTuple def __repr__(self): return "<NameRecord NameID=%d; PlatformID=%d; LanguageID=%d>" % ( self.nameID, self.platformID, self.langID, )
# Windows language ID → IETF BCP-47 language tag # # While Microsoft indicates a region/country for all its language # IDs, we follow Unicode practice by omitting “most likely subtags” # as per Unicode CLDR. For example, English is simply “en” and not # “en-Latn” because according to Unicode, the default script # for English is Latin. # # http://www.unicode.org/cldr/charts/latest/supplemental/likely_subtags.html # http://www.iana.org/assignments/language-subtag-registry/language-subtag-registry _WINDOWS_LANGUAGES = { 0x0436: "af", 0x041C: "sq", 0x0484: "gsw", 0x045E: "am", 0x1401: "ar-DZ", 0x3C01: "ar-BH", 0x0C01: "ar", 0x0801: "ar-IQ", 0x2C01: "ar-JO", 0x3401: "ar-KW", 0x3001: "ar-LB", 0x1001: "ar-LY", 0x1801: "ary", 0x2001: "ar-OM", 0x4001: "ar-QA", 0x0401: "ar-SA", 0x2801: "ar-SY", 0x1C01: "aeb", 0x3801: "ar-AE", 0x2401: "ar-YE", 0x042B: "hy", 0x044D: "as", 0x082C: "az-Cyrl", 0x042C: "az", 0x046D: "ba", 0x042D: "eu", 0x0423: "be", 0x0845: "bn", 0x0445: "bn-IN", 0x201A: "bs-Cyrl", 0x141A: "bs", 0x047E: "br", 0x0402: "bg", 0x0403: "ca", 0x0C04: "zh-HK", 0x1404: "zh-MO", 0x0804: "zh", 0x1004: "zh-SG", 0x0404: "zh-TW", 0x0483: "co", 0x041A: "hr", 0x101A: "hr-BA", 0x0405: "cs", 0x0406: "da", 0x048C: "prs", 0x0465: "dv", 0x0813: "nl-BE", 0x0413: "nl", 0x0C09: "en-AU", 0x2809: "en-BZ", 0x1009: "en-CA", 0x2409: "en-029", 0x4009: "en-IN", 0x1809: "en-IE", 0x2009: "en-JM", 0x4409: "en-MY", 0x1409: "en-NZ", 0x3409: "en-PH", 0x4809: "en-SG", 0x1C09: "en-ZA", 0x2C09: "en-TT", 0x0809: "en-GB", 0x0409: "en", 0x3009: "en-ZW", 0x0425: "et", 0x0438: "fo", 0x0464: "fil", 0x040B: "fi", 0x080C: "fr-BE", 0x0C0C: "fr-CA", 0x040C: "fr", 0x140C: "fr-LU", 0x180C: "fr-MC", 0x100C: "fr-CH", 0x0462: "fy", 0x0456: "gl", 0x0437: "ka", 0x0C07: "de-AT", 0x0407: "de", 0x1407: "de-LI", 0x1007: "de-LU", 0x0807: "de-CH", 0x0408: "el", 0x046F: "kl", 0x0447: "gu", 0x0468: "ha", 0x040D: "he", 0x0439: "hi", 0x040E: "hu", 0x040F: "is", 0x0470: "ig", 0x0421: "id", 0x045D: "iu", 0x085D: "iu-Latn", 0x083C: "ga", 0x0434: "xh", 0x0435: "zu", 0x0410: "it", 0x0810: "it-CH", 0x0411: "ja", 0x044B: "kn", 0x043F: "kk", 0x0453: "km", 0x0486: "quc", 0x0487: "rw", 0x0441: "sw", 0x0457: "kok", 0x0412: "ko", 0x0440: "ky", 0x0454: "lo", 0x0426: "lv", 0x0427: "lt", 0x082E: "dsb", 0x046E: "lb", 0x042F: "mk", 0x083E: "ms-BN", 0x043E: "ms", 0x044C: "ml", 0x043A: "mt", 0x0481: "mi", 0x047A: "arn", 0x044E: "mr", 0x047C: "moh", 0x0450: "mn", 0x0850: "mn-CN", 0x0461: "ne", 0x0414: "nb", 0x0814: "nn", 0x0482: "oc", 0x0448: "or", 0x0463: "ps", 0x0415: "pl", 0x0416: "pt", 0x0816: "pt-PT", 0x0446: "pa", 0x046B: "qu-BO", 0x086B: "qu-EC", 0x0C6B: "qu", 0x0418: "ro", 0x0417: "rm", 0x0419: "ru", 0x243B: "smn", 0x103B: "smj-NO", 0x143B: "smj", 0x0C3B: "se-FI", 0x043B: "se", 0x083B: "se-SE", 0x203B: "sms", 0x183B: "sma-NO", 0x1C3B: "sms", 0x044F: "sa", 0x1C1A: "sr-Cyrl-BA", 0x0C1A: "sr", 0x181A: "sr-Latn-BA", 0x081A: "sr-Latn", 0x046C: "nso", 0x0432: "tn", 0x045B: "si", 0x041B: "sk", 0x0424: "sl", 0x2C0A: "es-AR", 0x400A: "es-BO", 0x340A: "es-CL", 0x240A: "es-CO", 0x140A: "es-CR", 0x1C0A: "es-DO", 0x300A: "es-EC", 0x440A: "es-SV", 0x100A: "es-GT", 0x480A: "es-HN", 0x080A: "es-MX", 0x4C0A: "es-NI", 0x180A: "es-PA", 0x3C0A: "es-PY", 0x280A: "es-PE", 0x500A: "es-PR", # Microsoft has defined two different language codes for # “Spanish with modern sorting” and “Spanish with traditional # sorting”. This makes sense for collation APIs, and it would be # possible to express this in BCP 47 language tags via Unicode # extensions (eg., “es-u-co-trad” is “Spanish with traditional # sorting”). However, for storing names in fonts, this distinction # does not make sense, so we use “es” in both cases. 0x0C0A: "es", 0x040A: "es", 0x540A: "es-US", 0x380A: "es-UY", 0x200A: "es-VE", 0x081D: "sv-FI", 0x041D: "sv", 0x045A: "syr", 0x0428: "tg", 0x085F: "tzm", 0x0449: "ta", 0x0444: "tt", 0x044A: "te", 0x041E: "th", 0x0451: "bo", 0x041F: "tr", 0x0442: "tk", 0x0480: "ug", 0x0422: "uk", 0x042E: "hsb", 0x0420: "ur", 0x0843: "uz-Cyrl", 0x0443: "uz", 0x042A: "vi", 0x0452: "cy", 0x0488: "wo", 0x0485: "sah", 0x0478: "ii", 0x046A: "yo", } _MAC_LANGUAGES = { 0: "en", 1: "fr", 2: "de", 3: "it", 4: "nl", 5: "sv", 6: "es", 7: "da", 8: "pt", 9: "no", 10: "he", 11: "ja", 12: "ar", 13: "fi", 14: "el", 15: "is", 16: "mt", 17: "tr", 18: "hr", 19: "zh-Hant", 20: "ur", 21: "hi", 22: "th", 23: "ko", 24: "lt", 25: "pl", 26: "hu", 27: "es", 28: "lv", 29: "se", 30: "fo", 31: "fa", 32: "ru", 33: "zh", 34: "nl-BE", 35: "ga", 36: "sq", 37: "ro", 38: "cz", 39: "sk", 40: "sl", 41: "yi", 42: "sr", 43: "mk", 44: "bg", 45: "uk", 46: "be", 47: "uz", 48: "kk", 49: "az-Cyrl", 50: "az-Arab", 51: "hy", 52: "ka", 53: "mo", 54: "ky", 55: "tg", 56: "tk", 57: "mn-CN", 58: "mn", 59: "ps", 60: "ks", 61: "ku", 62: "sd", 63: "bo", 64: "ne", 65: "sa", 66: "mr", 67: "bn", 68: "as", 69: "gu", 70: "pa", 71: "or", 72: "ml", 73: "kn", 74: "ta", 75: "te", 76: "si", 77: "my", 78: "km", 79: "lo", 80: "vi", 81: "id", 82: "tl", 83: "ms", 84: "ms-Arab", 85: "am", 86: "ti", 87: "om", 88: "so", 89: "sw", 90: "rw", 91: "rn", 92: "ny", 93: "mg", 94: "eo", 128: "cy", 129: "eu", 130: "ca", 131: "la", 132: "qu", 133: "gn", 134: "ay", 135: "tt", 136: "ug", 137: "dz", 138: "jv", 139: "su", 140: "gl", 141: "af", 142: "br", 143: "iu", 144: "gd", 145: "gv", 146: "ga", 147: "to", 148: "el-polyton", 149: "kl", 150: "az", 151: "nn", } _WINDOWS_LANGUAGE_CODES = { lang.lower(): code for code, lang in _WINDOWS_LANGUAGES.items() } _MAC_LANGUAGE_CODES = {lang.lower(): code for code, lang in _MAC_LANGUAGES.items()} # MacOS language ID → MacOS script ID # # Note that the script ID is not sufficient to determine what encoding # to use in TrueType files. For some languages, MacOS used a modification # of a mainstream script. For example, an Icelandic name would be stored # with smRoman in the TrueType naming table, but the actual encoding # is a special Icelandic version of the normal Macintosh Roman encoding. # As another example, Inuktitut uses an 8-bit encoding for Canadian Aboriginal # Syllables but MacOS had run out of available script codes, so this was # done as a (pretty radical) “modification” of Ethiopic. # # http://unicode.org/Public/MAPPINGS/VENDORS/APPLE/Readme.txt _MAC_LANGUAGE_TO_SCRIPT = { 0: 0, # langEnglish → smRoman 1: 0, # langFrench → smRoman 2: 0, # langGerman → smRoman 3: 0, # langItalian → smRoman 4: 0, # langDutch → smRoman 5: 0, # langSwedish → smRoman 6: 0, # langSpanish → smRoman 7: 0, # langDanish → smRoman 8: 0, # langPortuguese → smRoman 9: 0, # langNorwegian → smRoman 10: 5, # langHebrew → smHebrew 11: 1, # langJapanese → smJapanese 12: 4, # langArabic → smArabic 13: 0, # langFinnish → smRoman 14: 6, # langGreek → smGreek 15: 0, # langIcelandic → smRoman (modified) 16: 0, # langMaltese → smRoman 17: 0, # langTurkish → smRoman (modified) 18: 0, # langCroatian → smRoman (modified) 19: 2, # langTradChinese → smTradChinese 20: 4, # langUrdu → smArabic 21: 9, # langHindi → smDevanagari 22: 21, # langThai → smThai 23: 3, # langKorean → smKorean 24: 29, # langLithuanian → smCentralEuroRoman 25: 29, # langPolish → smCentralEuroRoman 26: 29, # langHungarian → smCentralEuroRoman 27: 29, # langEstonian → smCentralEuroRoman 28: 29, # langLatvian → smCentralEuroRoman 29: 0, # langSami → smRoman 30: 0, # langFaroese → smRoman (modified) 31: 4, # langFarsi → smArabic (modified) 32: 7, # langRussian → smCyrillic 33: 25, # langSimpChinese → smSimpChinese 34: 0, # langFlemish → smRoman 35: 0, # langIrishGaelic → smRoman (modified) 36: 0, # langAlbanian → smRoman 37: 0, # langRomanian → smRoman (modified) 38: 29, # langCzech → smCentralEuroRoman 39: 29, # langSlovak → smCentralEuroRoman 40: 0, # langSlovenian → smRoman (modified) 41: 5, # langYiddish → smHebrew 42: 7, # langSerbian → smCyrillic 43: 7, # langMacedonian → smCyrillic 44: 7, # langBulgarian → smCyrillic 45: 7, # langUkrainian → smCyrillic (modified) 46: 7, # langByelorussian → smCyrillic 47: 7, # langUzbek → smCyrillic 48: 7, # langKazakh → smCyrillic 49: 7, # langAzerbaijani → smCyrillic 50: 4, # langAzerbaijanAr → smArabic 51: 24, # langArmenian → smArmenian 52: 23, # langGeorgian → smGeorgian 53: 7, # langMoldavian → smCyrillic 54: 7, # langKirghiz → smCyrillic 55: 7, # langTajiki → smCyrillic 56: 7, # langTurkmen → smCyrillic 57: 27, # langMongolian → smMongolian 58: 7, # langMongolianCyr → smCyrillic 59: 4, # langPashto → smArabic 60: 4, # langKurdish → smArabic 61: 4, # langKashmiri → smArabic 62: 4, # langSindhi → smArabic 63: 26, # langTibetan → smTibetan 64: 9, # langNepali → smDevanagari 65: 9, # langSanskrit → smDevanagari 66: 9, # langMarathi → smDevanagari 67: 13, # langBengali → smBengali 68: 13, # langAssamese → smBengali 69: 11, # langGujarati → smGujarati 70: 10, # langPunjabi → smGurmukhi 71: 12, # langOriya → smOriya 72: 17, # langMalayalam → smMalayalam 73: 16, # langKannada → smKannada 74: 14, # langTamil → smTamil 75: 15, # langTelugu → smTelugu 76: 18, # langSinhalese → smSinhalese 77: 19, # langBurmese → smBurmese 78: 20, # langKhmer → smKhmer 79: 22, # langLao → smLao 80: 30, # langVietnamese → smVietnamese 81: 0, # langIndonesian → smRoman 82: 0, # langTagalog → smRoman 83: 0, # langMalayRoman → smRoman 84: 4, # langMalayArabic → smArabic 85: 28, # langAmharic → smEthiopic 86: 28, # langTigrinya → smEthiopic 87: 28, # langOromo → smEthiopic 88: 0, # langSomali → smRoman 89: 0, # langSwahili → smRoman 90: 0, # langKinyarwanda → smRoman 91: 0, # langRundi → smRoman 92: 0, # langNyanja → smRoman 93: 0, # langMalagasy → smRoman 94: 0, # langEsperanto → smRoman 128: 0, # langWelsh → smRoman (modified) 129: 0, # langBasque → smRoman 130: 0, # langCatalan → smRoman 131: 0, # langLatin → smRoman 132: 0, # langQuechua → smRoman 133: 0, # langGuarani → smRoman 134: 0, # langAymara → smRoman 135: 7, # langTatar → smCyrillic 136: 4, # langUighur → smArabic 137: 26, # langDzongkha → smTibetan 138: 0, # langJavaneseRom → smRoman 139: 0, # langSundaneseRom → smRoman 140: 0, # langGalician → smRoman 141: 0, # langAfrikaans → smRoman 142: 0, # langBreton → smRoman (modified) 143: 28, # langInuktitut → smEthiopic (modified) 144: 0, # langScottishGaelic → smRoman (modified) 145: 0, # langManxGaelic → smRoman (modified) 146: 0, # langIrishGaelicScript → smRoman (modified) 147: 0, # langTongan → smRoman 148: 6, # langGreekAncient → smRoman 149: 0, # langGreenlandic → smRoman 150: 0, # langAzerbaijanRoman → smRoman 151: 0, # langNynorsk → smRoman }
[docs] class NameRecordVisitor(TTVisitor): # Font tables that have NameIDs we need to collect. TABLES = ("GSUB", "GPOS", "fvar", "CPAL", "STAT") def __init__(self): self.seen = set()
@NameRecordVisitor.register_attrs( ( (otTables.FeatureParamsSize, ("SubfamilyID", "SubfamilyNameID")), (otTables.FeatureParamsStylisticSet, ("UINameID",)), ( otTables.FeatureParamsCharacterVariants, ( "FeatUILabelNameID", "FeatUITooltipTextNameID", "SampleTextNameID", "FirstParamUILabelNameID", ), ), (otTables.STAT, ("ElidedFallbackNameID",)), (otTables.AxisRecord, ("AxisNameID",)), (otTables.AxisValue, ("ValueNameID",)), (otTables.FeatureName, ("FeatureNameID",)), (otTables.Setting, ("SettingNameID",)), ) ) def visit(visitor, obj, attr, value): visitor.seen.add(value) @NameRecordVisitor.register(ttLib.getTableClass("fvar")) def visit(visitor, obj): for inst in obj.instances: if inst.postscriptNameID != 0xFFFF: visitor.seen.add(inst.postscriptNameID) visitor.seen.add(inst.subfamilyNameID) for axis in obj.axes: visitor.seen.add(axis.axisNameID) @NameRecordVisitor.register(ttLib.getTableClass("CPAL")) def visit(visitor, obj): if obj.version == 1: visitor.seen.update(obj.paletteLabels) visitor.seen.update(obj.paletteEntryLabels) @NameRecordVisitor.register(ttLib.TTFont) def visit(visitor, font, *args, **kwargs): if hasattr(visitor, "font"): return False visitor.font = font for tag in visitor.TABLES: if tag in font: visitor.visit(font[tag], *args, **kwargs) del visitor.font return False