Onionr/onionr/static-data/www/ui/compile.py

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#!/usr/bin/python3
import shutil, os, re, json, traceback
# get user's config
settings = {}
with open('config.json', 'r') as file:
settings = json.loads(file.read())
# "hardcoded" config, not for user to mess with
HEADER_FILE = 'common/header.html'
FOOTER_FILE = 'common/footer.html'
SRC_DIR = 'src/'
DST_DIR = 'dist/'
HEADER_STRING = '<header />'
FOOTER_STRING = '<footer />'
# remove dst folder
shutil.rmtree(DST_DIR, ignore_errors=True)
# taken from https://stackoverflow.com/questions/1868714/how-do-i-copy-an-entire-directory-of-files-into-an-existing-directory-using-pyth
def copytree(src, dst, symlinks=False, ignore=None):
for item in os.listdir(src):
s = os.path.join(src, item)
d = os.path.join(dst, item)
if os.path.isdir(s):
shutil.copytree(s, d, symlinks, ignore)
else:
shutil.copy2(s, d)
# copy src to dst
copytree(SRC_DIR, DST_DIR, False)
# load in lang map
langmap = {}
with open('lang.json', 'r') as file:
langmap = json.loads(file.read())[settings['language']]
LANG = type('LANG', (), langmap)
# templating
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class Template:
def jsTemplate(template):
with open('common/%s.html' % template, 'r') as file:
return Template.parseTags(file.read().replace('\\', '\\\\').replace('\'', '\\\'').replace('\n', "\\\n"))
def htmlTemplate(template):
with open('common/%s.html' % template, 'r') as file:
return Template.parseTags(file.read())
# tag parser
def parseTags(contents):
# <$ logic $>
for match in re.findall(r'(<\$(?!=)(.*?)\$>)', contents):
try:
out = exec(match[1].strip())
contents = contents.replace(match[0], '' if out is None else str(out))
except Exception as e:
print('Error: Failed to execute python tag (%s): %s\n' % (filename, match[1]))
traceback.print_exc()
print('\nIgnoring this error, continuing to compile...\n')
# <$= data $>
for match in re.findall(r'(<\$=(.*?)\$>)', contents):
try:
out = eval(match[1].strip())
contents = contents.replace(match[0], '' if out is None else str(out))
except NameError as e:
name = match[1].strip()
print('Warning: %s does not exist, treating as an str' % name)
contents = contents.replace(match[0], name)
except Exception as e:
print('Error: Failed to execute python tag (%s): %s\n' % (filename, match[1]))
traceback.print_exc()
print('\nIgnoring this error, continuing to compile...\n')
return contents
def jsTemplate(contents):
return Template.jsTemplate(contents)
def htmlTemplate(contents):
return Template.htmlTemplate(contents)
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# get header file
with open(HEADER_FILE, 'r') as file:
HEADER_FILE = file.read()
if settings['python_tags']:
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HEADER_FILE = Template.parseTags(HEADER_FILE)
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# get footer file
with open(FOOTER_FILE, 'r') as file:
FOOTER_FILE = file.read()
if settings['python_tags']:
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FOOTER_FILE = Template.parseTags(FOOTER_FILE)
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# iterate dst, replace files
def iterate(directory):
for filename in os.listdir(directory):
if filename.split('.')[-1].lower() in ['htm', 'html', 'css', 'js']:
try:
path = os.path.join(directory, filename)
if os.path.isdir(path):
iterate(path)
else:
contents = ''
with open(path, 'r') as file:
# get file contents
contents = file.read()
os.remove(path)
with open(path, 'w') as file:
# set the header & footer
contents = contents.replace(HEADER_STRING, HEADER_FILE)
contents = contents.replace(FOOTER_STRING, FOOTER_FILE)
# do python tags
if settings['python_tags']:
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contents = Template.parseTags(contents)
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# write file
file.write(contents)
except Exception as e:
print('Error: Failed to parse file: %s\n' % filename)
traceback.print_exc()
print('\nIgnoring this error, continuing to compile...\n')
iterate(DST_DIR)