```python
import sys
from fontTools.pysilfont import ftUFO
from fontTools.pysilfont.ftml import FTMLDocument

# Parse command line arguments
input_ufo = sys.argv[1]
output_file = sys.argv[2]
glyph_info_csv = sys.argv[3]
font_code = sys.argv[4]
log_file_name = sys.argv[5]
language_tags = sys.argv[6]
rtl_enabled = sys.argv[7]
rendering_check_disabled = sys.argv[8]
test_name = sys.argv[9]
font_source = sys.argv[10]
text_scaling = sys.argv[11]
anchor_points_regex = sys.argv[12]
total_width = sys.argv[13]
xsl_stylesheet = sys.argv[14]

# Read input CSV
# Initialize FTML document
ftml_doc = FTMLDocument()

# Add encoded characters, unencoded specials and ligatures, Lam-Alef data, and diacritic attachment data
# based on provided arguments

# Write output FTML file
ftml_doc.write(output_file)
```