# Moreover dvipng can't work with PDF files, so, if the CONVERTER
# paramter is pdflatex we have to fallback to legacy route (step 2).
# Moreover dvipng can't work with PDF files, so, if the CONVERTER
# paramter is pdflatex we have to fallback to legacy route (step 2).
-import getopt, glob, os, re, shutil, string, sys
+from __future__ import print_function
+
+import getopt, glob, os, re, shutil, sys, tempfile
+
+import lyxpreview_tools
from legacy_lyxpreview2ppm import extract_resolution, legacy_conversion_step1
from lyxpreview_tools import bibtex_commands, check_latex_log, copyfileobj, \
error, filter_pages, find_exe, find_exe_or_terminate, \
join_metrics_and_rename, latex_commands, latex_file_re, make_texcolor, \
from legacy_lyxpreview2ppm import extract_resolution, legacy_conversion_step1
from lyxpreview_tools import bibtex_commands, check_latex_log, copyfileobj, \
error, filter_pages, find_exe, find_exe_or_terminate, \
join_metrics_and_rename, latex_commands, latex_file_re, make_texcolor, \
- mkstemp, pdflatex_commands, progress, run_command, run_latex, run_tex, \
+ pdflatex_commands, progress, run_command, run_latex, run_tex, \
- def_re = re.compile(r"(\\newcommandx|\\global\\long\\def)(\\[a-zA-Z]+)")
+ # python 2 does not allow to declare a string as raw byte so we double
+ # the backslashes and remove the r preffix
+ def_re = re.compile(b"(\\\\newcommandx|\\\\global\\\\long\\\\def)"
+ b"(\\\\[a-zA-Z]+)")
- for line in open(latex_file, 'r').readlines():
- if not pdf_output and line.startswith("\\documentclass"):
+ for line in open(latex_file, 'rb').readlines():
+ if not pdf_output and line.startswith(b"\\documentclass"):
else:
match = def_re.match(line)
if match != None:
macroname = match.group(2)
if macroname in macros:
definecmd = match.group(1)
else:
match = def_re.match(line)
if match != None:
macroname = match.group(2)
if macroname in macros:
definecmd = match.group(1)
# This is required for correct rendering of PSTricks and TikZ
dv2dt = find_exe_or_terminate(["dv2dt"])
dv2dt_call = '%s "%s"' % (dv2dt, dvi_file)
# This is required for correct rendering of PSTricks and TikZ
dv2dt = find_exe_or_terminate(["dv2dt"])
dv2dt_call = '%s "%s"' % (dv2dt, dvi_file)
# Use page ranges, as a list of pages could exceed command line
# maximum length (especially under Win32)
# Use page ranges, as a list of pages could exceed command line
# maximum length (especially under Win32)
if (not index in ps_or_pdf_pages) and skip:
# We were skipping pages but current page shouldn't be skipped.
# Add this page to -pp, it could stay alone or become the
if (not index in ps_or_pdf_pages) and skip:
# We were skipping pages but current page shouldn't be skipped.
# Add this page to -pp, it could stay alone or become the
(opts, args) = getopt.gnu_getopt(argv[1:], "dhv", ["bibtex=", "bg=",
"debug", "dpi=", "fg=", "help", "latex=", "lilypond",
"lilypond-book=", "png", "ppm", "verbose"])
(opts, args) = getopt.gnu_getopt(argv[1:], "dhv", ["bibtex=", "bg=",
"debug", "dpi=", "fg=", "help", "latex=", "lilypond",
"lilypond-book=", "png", "ppm", "verbose"])
error("%s\n%s" % (err, usage(script_name)))
opts.reverse()
for opt, val in opts:
if opt in ("-h", "--help"):
error("%s\n%s" % (err, usage(script_name)))
opts.reverse()
for opt, val in opts:
if opt in ("-h", "--help"):
elif opt in ("--png", "--ppm"):
output_format = opt[2:]
elif opt in ("-v", "--verbose"):
elif opt in ("--png", "--ppm"):
output_format = opt[2:]
elif opt in ("-v", "--verbose"):
+ # Check for the input file
+ if not os.path.exists(input_path):
+ error('File "%s" not found.' % input_path)
+ if len(dir) != 0:
+ os.chdir(dir)
+
+ if lyxpreview_tools.verbose:
+ f_out = open('verbose.txt', 'a')
+ sys.stdout = f_out
+ sys.stderr = f_out
+
progress("Output format: %s" % output_format)
progress("Foreground color: %s" % fg_color)
progress("Background color: %s" % bg_color)
progress("Resolution (dpi): %s" % dpi)
progress("File to process: %s" % input_path)
progress("Output format: %s" % output_format)
progress("Foreground color: %s" % fg_color)
progress("Background color: %s" % bg_color)
progress("Resolution (dpi): %s" % dpi)
progress("File to process: %s" % input_path)
- # Check for the input file
- if not os.path.exists(input_path):
- error('File "%s" not found.' % input_path)
- if len(dir) != 0:
- os.chdir(dir)
+ # For python > 2 convert strings to bytes
+ if not PY2:
+ fg_color = bytes(fg_color, 'ascii')
+ bg_color = bytes(bg_color, 'ascii')
fg_color_dvipng = make_texcolor(fg_color, False)
bg_color_dvipng = make_texcolor(bg_color, False)
fg_color_dvipng = make_texcolor(fg_color, False)
bg_color_dvipng = make_texcolor(bg_color, False)
# External programs used by the script.
latex = find_exe_or_terminate(latex or latex_commands)
bibtex = find_exe(bibtex or bibtex_commands)
# External programs used by the script.
latex = find_exe_or_terminate(latex or latex_commands)
bibtex = find_exe(bibtex or bibtex_commands)