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oasis-website/marknonlatest.py
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#!/usr/bin/python | |
# Add a panel explaining that the version viewed is not the stable one. | |
from optparse import OptionParser | |
from bs4 import BeautifulSoup | |
import logging | |
import codecs | |
import re | |
import os | |
DIV_ID = "marknonlatest" | |
DIV_STYLE = """ | |
background-color: #e9ffe9; | |
border: 1px solid #609060; | |
margin: 2em; | |
padding: 0; | |
""" | |
HEADER_STYLE = """ | |
background-color: #70A070; | |
margin: 0; | |
color: white; | |
font-weight: bold; | |
font-size: 18px; | |
padding: 4px 0px 4px 9px; | |
text-shadow: 0 1px rgba(0, 0, 0, 0.5); | |
""" | |
NOTE_STYLE = """ | |
margin: 0; | |
padding: 4px 0px 4px 9px; | |
font-size: large; | |
""" | |
SELECTORS = [ "div.navbar", "div#header" ] | |
def UnMarkOne(fn): | |
soup = None | |
has_changed = False | |
with open(fn, "r") as fd: | |
soup = BeautifulSoup(fd) | |
for tag in soup.select("div#" + DIV_ID): | |
tag.extract() | |
has_changed = True | |
if has_changed: | |
with codecs.open(fn, "w", "utf-8") as fd: | |
fd.write(unicode(soup)) | |
def MarkOne(fn, note, link): | |
soup = None | |
with open(fn, "r") as fd: | |
soup = BeautifulSoup(fd) | |
# Check if the document is already marked. | |
if len(soup.select("div#" + DIV_ID)) > 0: | |
logging.warning("Document '%s' is already marked.", fn) | |
return | |
# Build the box containing the note. | |
note_div = soup.new_tag("div") | |
note_div["id"] = DIV_ID | |
note_div["style"] = DIV_STYLE | |
note_header = soup.new_tag("p") | |
note_header["style"] = HEADER_STYLE | |
note_header.string = "Note:" | |
note_div.append(note_header) | |
note_main = soup.new_tag("p") | |
note_main["style"] = NOTE_STYLE | |
note_div.append(note_main) | |
note_text = soup.new_string(note + " ") | |
note_main.append(note_text) | |
note_link = soup.new_tag('a') | |
note_link["href"] = link | |
note_link.string = "Goto the latest version" | |
note_main.append(note_link) | |
note_final_dot = soup.new_string(".") | |
note_main.append(note_final_dot) | |
# Selector should lead to a single node. | |
done = False | |
for selector in SELECTORS: | |
node_lst = soup.select(selector) | |
if not done and len(node_lst) == 1: | |
node_lst[0].insert_after(note_div) | |
done = True | |
if not done: | |
if soup.body: | |
soup.body.insert(0, note_div) | |
else: | |
raise Exception("Unable to find a place to insert note in '%s'." % | |
fn) | |
with codecs.open(fn, "w", "utf-8") as fd: | |
fd.write(unicode(soup)) | |
def main(): | |
# Parse command line. | |
parser = OptionParser() | |
parser.add_option('-v', '--log', dest='loglevel', | |
help='set the log level') | |
parser.add_option('--unset', action='store_false', dest='do_mark', | |
default=True, help='just remove the notification boxes') | |
parser.add_option('--exclude', dest='exclude', | |
help='set exclude pattern') | |
parser.add_option('--text', dest='text', | |
help='set the text to display in the note') | |
parser.add_option('--link', dest='link', | |
help='link to this page') | |
(options, args) = parser.parse_args() | |
if options.loglevel: | |
logging.basicConfig(level=getattr(logging, options.loglevel.upper())) | |
exclude_regex = None | |
if options.exclude: | |
exclude_regex = re.compile(options.exclude) | |
if options.do_mark: | |
if not options.link: | |
raise Exception("No link defined.") | |
if not options.text: | |
raise Exception("No text defined.") | |
# Apply transformation to input file. | |
for fn in args: | |
# Skip files that match. | |
if exclude_regex and exclude_regex.match(os.path.basename(fn)): | |
logging.info("Skipping file '%s'", fn) | |
continue | |
UnMarkOne(fn) | |
if options.do_mark: | |
MarkOne(fn, options.text, options.link) | |
if __name__ == '__main__': | |
main() | |