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#!/usr/bin/env python3
__doc__ = 'Make the WOFF metadata xml file based on input UFO (and optionally FONTLOG.txt)'
__url__ = 'https://github.com/silnrsi/pysilfont'
__copyright__ = 'Copyright (c) 2017 SIL International (https://www.sil.org)'
__license__ = 'Released under the MIT License (https://opensource.org/licenses/MIT)'
__author__ = 'David Raymond'
from silfont.core import execute
import silfont.ufo as UFO
import re, os, datetime
from xml.etree import ElementTree as ET
argspec = [
('font', {'help': 'Source font file'}, {'type': 'infont'}),
('-n', '--primaryname', {'help': 'Primary Font Name', 'required': True}, {}),
('-i', '--orgid', {'help': 'orgId', 'required': True}, {}),
('-f', '--fontlog', {'help': 'FONTLOG.txt file', 'default': 'FONTLOG.txt'}, {'type': 'filename'}),
('-o', '--output', {'help': 'Override output file'}, {'type': 'filename', 'def': None}),
('--populateufowoff', {'help': 'Copy info from FONTLOG.txt to UFO', 'action': 'store_true', 'default': False},{}),
('-l', '--log', {'help': 'Log file'}, {'type': 'outfile', 'def': '_makewoff.log'})]
def doit(args):
font = args.font
pfn = args.primaryname
orgid = args.orgid
logger = args.logger
ofn = args.output
# Find & process info required in the UFO
fi = font.fontinfo
ufofields = {}
missing = None
for field in ("versionMajor", "versionMinor", "openTypeNameManufacturer", "openTypeNameManufacturerURL",
"openTypeNameLicense", "copyright", "trademark"):
if field in fi:
ufofields[field] = fi[field][1].text
elif field != 'trademark': # trademark is no longer required
missing = field if missing is None else missing + ", " + field
if missing is not None: logger.log("Field(s) missing from fontinfo.plist: " + missing, "S")
version = ufofields["versionMajor"] + "." + ufofields["versionMinor"].zfill(3)
# Find & process WOFF fields if present in the UFO
missing = None
ufofields["woffMetadataDescriptionurl"] = None
ufowoff = {"woffMetadataCredits": "credits", "woffMetadataDescription": "text"} # Field, dict name
for field in ufowoff:
fival = fi.getval(field) if field in fi else None
if fival is None:
missing = field if missing is None else missing + ", " + field
ufofields[field] = None
else:
ufofields[field] = fival[ufowoff[field]]
if field == "woffMetadataDescription" and "url" in fival:
ufofields["woffMetadataDescriptionurl"] = fival["url"]
# Process --populateufowoff setting, if present
if args.populateufowoff:
if missing != "woffMetadataCredits, woffMetadataDescription":
logger.log("Data exists in the UFO for woffMetadata - remove manually to reuse --populateufowoff", "S")
if args.populateufowoff or missing is not None:
if missing: logger.log("WOFF field(s) missing from fontinfo.plist will be generated from FONTLOG.txt: " + missing, "W")
# Open the fontlog file
try:
fontlog = open(args.fontlog)
except Exception as e:
logger.log(f"Unable to open {args.fontlog}: {str(e)}", "S")
# Parse the fontlog file
(section, match) = readuntil(fontlog, ("Basic Font Information",)) # Skip until start of "Basic Font Information" section
if match is None: logger.log("No 'Basic Font Information' section in fontlog", "S")
(fldescription, match) = readuntil(fontlog, ("Information for C", "Acknowledgements")) # Description ends when first of these sections is found
fldescription = [{"text": fldescription}]
if match == "Information for C": (section, match) = readuntil(fontlog, ("Acknowledgements",)) # If Info... section present then skip on to Acknowledgements
if match is None: logger.log("No 'Acknowledgements' section in fontlog", "S")
(acksection, match) = readuntil(fontlog, ("No match needed!!",))
flcredits = []
credit = {}
acktype = ""
flog2woff = {"N": "name", "E": "Not used", "W": "url", "D": "role"}
for line in acksection.splitlines():
if line == "":
if acktype != "": # Must be at the end of a credit section
if "name" in credit:
flcredits.append(credit)
else:
logger.log("Credit section found with no N: entry", "E")
credit = {}
acktype = ""
else:
match = re.match("^([NEWD]): (.*)", line)
if match is None:
if acktype == "N": credit["name"] = credit["name"] + line # Name entries can be multiple lines
else:
acktype = match.group(1)
if acktype in credit:
logger.log("Multiple " + acktype + " entries found in a credit section", "E")
else:
credit[flog2woff[acktype]] = match.group(2)
if flcredits == []: logger.log("No credits found in fontlog", "S")
if args.populateufowoff:
ufofields["woffMetadataDescription"] = fldescription # Force fontlog values to be used writing metadata.xml later
ufofields["woffMetadataCredits"] = flcredits
# Create xml strings and update fontinfo
xmlstring = "<dict>" + \
"<key>text</key><array><dict>" + \
"<key>text</key><string>" + textprotect(fldescription[0]["text"]) + "</string>" + \
"</dict></array>" + \
"<key>url</key><string>https://software.sil.org/</string>"\
"</dict>"
fi.setelem("woffMetadataDescription", ET.fromstring(xmlstring))
xmlstring = "<dict><key>credits</key><array>"
for credit in flcredits:
xmlstring += '<dict><key>name</key><string>' + textprotect(credit["name"]) + '</string>'
if "url" in credit: xmlstring += '<key>url</key><string>' + textprotect(credit["url"]) + '</string>'
if "role" in credit: xmlstring += '<key>role</key><string>' + textprotect(credit["role"]) + '</string>'
xmlstring += '</dict>'
xmlstring += '</array></dict>'
fi.setelem("woffMetadataCredits", ET.fromstring(xmlstring))
fi.setval("openTypeHeadCreated", "string", datetime.datetime.now().strftime("%Y/%m/%d %H:%M:%S"))
logger.log("Writing updated fontinfo.plist with values from FONTLOG.txt", "P")
exists = True if os.path.isfile(os.path.join(font.ufodir, "fontinfo.plist")) else False
UFO.writeXMLobject(fi, font.outparams, font.ufodir, "fontinfo.plist", exists, fobject=True)
description = ufofields["woffMetadataDescription"]
if description == None: description = fldescription
credits = ufofields["woffMetadataCredits"]
if credits == None : credits = flcredits
# Construct output file name
(folder, ufoname) = os.path.split(font.ufodir)
filename = os.path.join(folder, pfn + "-WOFF-metadata.xml") if ofn is None else ofn
try:
file = open(filename, "w")
except Exception as e:
logger.log("Unable to open " + filename + " for writing:\n" + str(e), "S")
logger.log("Writing to : " + filename, "P")
file.write('<?xml version="1.0" encoding="UTF-8"?>\n')
file.write('<metadata version="1.0">\n')
file.write(' <uniqueid id="' + orgid + '.' + pfn + '.' + version + '" />\n')
file.write(' <vendor name="' + attrprotect(ufofields["openTypeNameManufacturer"]) + '" url="'
+ attrprotect(ufofields["openTypeNameManufacturerURL"]) + '" />\n')
file.write(' <credits>\n')
for credit in credits:
file.write(' <credit\n')
file.write(' name="' + attrprotect(credit["name"]) + '"\n')
if "url" in credit: file.write(' url="' + attrprotect(credit["url"]) + '"\n')
if "role" in credit: file.write(' role="' + attrprotect(credit["role"]) + '"\n')
file.write(' />\n')
file.write(' </credits>\n')
if ufofields["woffMetadataDescriptionurl"]:
file.write(f' <description url="{ufofields["woffMetadataDescriptionurl"]}">\n')
else:
file.write(' <description>\n')
file.write(' <text lang="en">\n')
for entry in description:
for line in entry["text"].splitlines():
file.write(' ' + textprotect(line) + '\n')
file.write(' </text>\n')
file.write(' </description>\n')
file.write(' <license url="https://scripts.sil.org/OFL" id="org.sil.ofl.1.1">\n')
file.write(' <text lang="en">\n')
for line in ufofields["openTypeNameLicense"].splitlines(): file.write(' ' + textprotect(line) + '\n')
file.write(' </text>\n')
file.write(' </license>\n')
file.write(' <copyright>\n')
file.write(' <text lang="en">\n')
for line in ufofields["copyright"].splitlines(): file.write(' ' + textprotect(line) + '\n')
file.write(' </text>\n')
file.write(' </copyright>\n')
if 'trademark' in ufofields:
file.write(' <trademark>\n')
file.write(' <text lang="en">' + textprotect(ufofields["trademark"]) + '</text>\n')
file.write(' </trademark>\n')
file.write('</metadata>')
file.close()
def readuntil(file, texts): # Read through file until line is in texts. Return section up to there and the text matched
skip = True
match = None
for line in file:
line = line.strip()
if skip: # Skip underlines and blank lines at start of section
if line == "" or line[0:5] == "-----":
pass
else:
section = line
skip = False
else:
for text in texts:
if line[0:len(text)] == text: match = text
if match: break
section = section + "\n" + line
while section[-1] == "\n": section = section[:-1] # Strip blank lines at end
return (section, match)
def textprotect(txt): # Switch special characters in text to use &...; format
txt = re.sub(r'&', '&', txt)
txt = re.sub(r'<', '<', txt)
txt = re.sub(r'>', '>', txt)
return txt
def attrprotect(txt): # Switch special characters in text to use &...; format
txt = re.sub(r'&', '&', txt)
txt = re.sub(r'<', '<', txt)
txt = re.sub(r'>', '>', txt)
txt = re.sub(r'"', '"', txt)
return txt
def cmd(): execute("UFO", doit, argspec)
if __name__ == "__main__": cmd()
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