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#! /usr/bin/python -O
# -*- coding: iso-8859-1 -*-
# this script iterates through the 'html' and 'lib' directories
# looking for php scripts that contain a include_once("xxx_po.inc")
# line and _() functions. It creates/appends to the corresponding
# "xxx_po.inc" file in the 'lang' subdirectory and places the
# i18n strings into the file in the proper format.
#
# usage: genpopo [-v] [-f]
# -v: verbose, print duplicate terms that could be moved to common_po
# -f: force, overwrite existing translated files, otherwise append
#
import sys
print_dupes = '-v' in sys.argv
force = '-f' in sys.argv
import re, os
up = re.compile('_\(\s*"(([^"]|(?<=\\\\)["])+)"')
lang = { 'common_po.inc': {} }
current_dir = os.getcwd()
# Find the common_po.inc file.
#
common = {}
for dir in ['../lang', 'lang']:
if os.path.exists(dir):
os.chdir(dir)
if os.path.exists('common_po.list'):
f = open('common_po.list','r')
lines = f.readlines()
f.close()
for line in lines:
if line[0] != '#':
common[line[:-1]] = 0
lang['common_po.inc'][line[:-1]] = 1
os.chdir(current_dir)
break
os.chdir(current_dir)
else:
print "Can't find common_po.list file."
raise SystemExit
# Find the lang directory.
#
for dir in ['../lang', 'lang']:
if os.path.exists(dir):
lang_dir = dir
break
else:
print "Can't find the lang directory."
raise SystemExit
# Iterate through various places where the php files might be.
#
for dir in ['../html', '../lib', 'html', 'lib']:
if os.path.exists(dir):
# Find all the PHP files in the current directory.
#
files = [x for x in os.listdir(dir)
if (x[-4:] == '.inc' and x[-7:] != '_po.inc')
or x[-6:] == '.class'
or x[-4:] == '.php'
or x[-6:] == '.phtml'
]
os.chdir(dir)
for file in files:
f = open(file,'r')
lines = f.readlines()
f.close()
# Is this file one we need to parse for internationalized strings?
#
parse_file = 0
for line in lines:
match = re.search("include(_once|)\s*\(\s*[\"']([A-Za-z_]+_po.inc)[\"']\s*\);",line)
if match and match.group(2) != "common_po.inc":
po = match.group(2)
if not lang.has_key(po):
lang[po] = {}
parse_file = 1
break
# If we need to parse the file, do so.
#
if parse_file:
print "Parsing %s..." % file
for line in lines:
match = up.search(line)
while match:
term = match.group(1).replace('\\"','"')
if common.has_key(term):
common[term] += 1
else:
if print_dupes:
for key in lang.keys():
if key != po and lang[key].has_key(term):
print "...Duplicate term: \"%s\" is also in %s." % (term,key)
lang[po][term] = 1
line = line[match.end(1):]
match = up.search(line)
os.chdir(current_dir)
# TODO Now generate all the .inc files if they don't already exist.
# if they do exist, only append new stuff to the end. If the 'force'
# option is passed, just overwrite the entire thing.
#
os.chdir(lang_dir)
if force:
# just going to overwrite any existing files
#
for po in lang.keys():
print "Generating %s..." % po
f = open(po,'w')
f.write("<?\n")
f.write("""# INSTRUCTIONS TO TRANSLATORS:
# blah blah blah....
""")
for term in lang[po].keys():
f.write("\n");
f.write('$_t["en"]["%s"] = "%s";\n' % (term, term))
f.write('# $_t["es"]["%s"] = "--> Spanish translation here. <--";\n' % term)
f.write('# $_t["fr"]["%s"] = "--> French translation here. <--";\n' % term)
f.write('# $_t["de"]["%s"] = "--> German translation here. <--";\n' % term)
f.write("\n");
f.write("?>");
f.close()
else:
# need to leave existing file intact, and only append on terms that are new
#
mapre = re.compile('^\$_t\["en"\]\["(.*)"\].*$')
for po in lang.keys():
print "Updating %s..." % po
# first read in file contents so we can hash what already exists
#
try:
f = open(po, 'r')
new_file = 0
except:
new_file = 1
existing_terms = []
if not new_file:
contents = f.readlines()
f.close()
# remove PHP tags
#
stripped_contents = []
for line in contents:
if line.strip() not in ["<?", "?>"]:
stripped_contents.append(line)
contents = stripped_contents
# strip off beginning/ending empty lines
#
while contents[0] == '':
del contents[0]
while contents[-1] == '':
del contents[-1]
if contents[-1] == "\n":
del contents[-1]
# next, collect existing terms
#
for line in contents:
match = mapre.search(line)
if match:
existing_terms.append(match.group(1))
# now append any new terms to EOF
#
f = open(po, 'w')
f.write("<?\n")
if not new_file:
f.write("".join(contents))
for term in lang[po].keys():
if term not in existing_terms:
f.write("\n");
f.write('$_t["en"]["%s"] = "%s";\n' % (term, term))
f.write('# $_t["es"]["%s"] = "--> Spanish translation here. <--";\n' % term)
f.write('# $_t["fr"]["%s"] = "--> French translation here. <--";\n' % term)
f.write('# $_t["de"]["%s"] = "--> German translation here. <--";\n' % term)
f.write("\n?>");
f.close()
# Print out warnings for unused and little-used common entries.
#
for key in common.keys():
if common[key] == 1:
print "Warning: common entry '%s' is only used once." % key
for key in common.keys():
if common[key] == 0:
print "Warning: unused common entry '%s'." % key
# vim: ts=2 sw=2 noet ft=python
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