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import-from-mediawiki.py
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import-from-mediawiki.py
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# fetch each page and extract the page source in mediawiki format
import csv, re, os
from subprocess import check_output
all_categories = set()
# create dirs
if not os.path.exists('output/topics'): os.makedirs('output/topics')
if not os.path.exists('output/resources'): os.makedirs('output/resources')
# loop for every page
with open('pages.csv') as rows:
for row in csv.reader(rows):
page,title = row[0],row[1]
print()
print(title)
# -----------------------------------------
# fetch raw mediawiki content
url = 'http://tfresource.org/index.php?title=' + page + '&action=edit'
output = check_output(['wget', '-qO-', url])
content = output[output.find(b'wpTextbox1">') + 12 : output.find(b'</textarea>')]
# -----------------------------------------
# strip out useless garbage
useless_garbage = [
b'{{Incubator}}',
b'<!-- This tag includes the incubator notice template, do not remove unless you are a Curator/Admin -->',
b'[[Category:Incubator topics]]',
b'[[Category:Incubator_topics]]',
b'<!-- This tag adds a placeholder for references to this page, do not remove unless you are a Curator/Admin -->',
b'<!-- Below are the default topic categories. You can add more, but should not remove these defaults unless you are a Curator/Admin -->',
b'<comments /> <!-- This tag enables commenting on this page, do not remove unless you are a Curator/Admin -->',
b'<!-- This is a sample heading, you can remove this if it doesn\'t pertain to your posting -->',
b'<!-- Below is an infobox, on this page it is used to highlight the resource link, -->',
b'<!-- please add the link to the resource in place of http://link_to_file -->',
b'<!-- COMMENT: note the format of the table and can insert additional lines as needed -->',
b'<comments />',
b'{{Start date|',
]
for garbage in useless_garbage: content = content.replace(garbage, b'')
# -----------------------------------------
# replace some things
replace_list = [
(b'<br />', b'\n'),
(b'<br />', b'\n'),
(b'<br />', b'\n'),
(b'<', b'<'),
(b'>', b'>'),
]
for ffrom,tto in replace_list: content = content.replace(ffrom,tto)
utf8 = content.decode('utf-8')
# -----------------------------------------
# Check for links on resource pages
resources = []
res_type = None
res_label = None
res_url = None
for line in utf8.split('\n'):
if line.startswith('|label'): res_type = line[3+line.find(' = ') :]
if line.startswith('|data'):
res_url = line[1+line.find('[') : line.find(' ', line.find('['))]
res_label = line[1+line.find(' ', line.find('[')): -1]
if res_label.startswith('|'): res_label = 'Link'
if res_url and res_type and res_label:
resources.append( (res_label, res_type, res_url) )
res_label = res_type = res_url = None
# -----------------------------------------
# build category set
categories = set()
for category in re.finditer(r'Category:', utf8):
cat_end = utf8.index(']]', category.start())
cat_name = utf8[category.start()+9 : cat_end]
# now clean up the category name mess
pipe = cat_name.find('|')
if (pipe > -1): cat_name = cat_name[:pipe]
pipe = cat_name.find('#')
if (pipe > -1): cat_name = cat_name[:pipe]
cat_name = cat_name.strip()
cat_name = cat_name.replace('_',' ')
cat_name = cat_name.replace('-',' ')
cat_name = cat_name.title()
categories.add(cat_name)
all_categories.add(cat_name)
if len(categories): print(' ---categories:', sorted(categories))
# -----------------------------------------
# Remove all category tags from raw text now that we've captured them
things = []
for category in re.finditer(b'Category:', content):
things.insert(0,category)
# Need to remove in reverse order or string offsets get broken
for category in things:
cat_end = content.index(b']]', category.start())
content = content[: category.start()-2] + content[cat_end+2 :]
# -----------------------------------------
'''
# Fetch all attachments
folder = 'Resources' in categories and 'resources' or 'topics'
for attachment in re.finditer(r'File:', utf8):
att_end = utf8.index(']]', attachment.start())
filename = utf8[attachment.start()+5 : att_end]
pipe = filename.find('|')
if pipe > -1: filename = filename[:pipe]
print(' ---file:', filename)
url = 'http://tfresource.org/File:' + filename
try:
filepagehtml = check_output(['wget', '-qO-', url])
find_current_loc = filepagehtml.find(b'<td>current</td>')
find_url_start = filepagehtml.find(b'<a href="', find_current_loc)
find_url_end = filepagehtml.find(b'">', find_url_start)
file_url = filepagehtml[find_url_start+10 : find_url_end]
file_url = file_url.replace(b' ', b'_')
true_file_url = b'http://tfresource.org/' + file_url
filepagehtml = check_output(['wget', '-q', '--restrict-file-names=ascii,nocontrol',
'-P', 'output/'+folder, true_file_url])
except:
print(' ### ERR:', url)
'''
# -----------------------------------------
# convert mwiki -> markdown using PanDoc
output = check_output(['pandoc', '-',
'--from', 'mediawiki',
'--to', 'markdown-simple_tables-implicit_figures',
'--wrap=preserve',
], input=content)
markdown = output.decode('utf-8')
# -----------------------------------------
# generate md headers
headers = ['---']
headers.append('title: "' + title + '"')
if markdown.find(r'\_\_NOTOC\_\_') > -1:
headers.append('noTOC: true')
markdown = markdown.replace('\\_\\_NOTOC\\_\\_\n','')
markdown = markdown.replace('\\_\\_NOTOC\\_\\_','')
headers.append('categories:')
headers.append(' - Needs Review')
for category in sorted(categories): headers.append(' - ' + category)
if resources:
headers.append('links:')
for rlabel, rtype, rurl in resources:
print(' LINKS:', rlabel, rtype, rurl)
headers.append(' - type: ' + rtype)
headers.append(' label: "' + rlabel.strip() + '"')
headers.append(' url: ' + rurl)
# -----------------------------------------
# fix pandoc markup
cleanlines = []
for line in markdown.split('\n'):
# clean up $$ equations
if r'\$\$' in line:
line = line.replace('\\\\','@BILLY@')
line = line.replace('\\','')
line = line.replace('@BILLY@', '\\')
if line.endswith(' $$'): line = line[:-3] + '$$'
# remove random image dimensions
line = re.sub(r'\{width="[0-9]*"\}', r'', line)
line = re.sub(r'\{width="[0-9]*" height="[0-9]*"\}', r'', line)
# remove random wikilink comments
line = re.sub(r' "wikilink"', r'', line)
# remove comment plugin
line = re.sub(r'\<comments \/\>', r'', line)
# remove resource link attributes
if line.startswith('|label'): continue
if line.startswith('|data'): continue
# clean up date lines
if re.match(r'^[0-9]*\|.*\|[0-9]*\}\}$', line):
line = line[:-2].replace('|','-')
# clean up links
replacements = []
for link in re.finditer(r'\[.*?\]\(.*?[\)\#]', line):
linkurl = line[2+line.find('](', link.start()) : link.end() - 1]
if linkurl.startswith('http'): continue
if not linkurl: continue
if linkurl.find('"') > -1: continue
newlink = re.sub(r'[^0-9a-zA-Z\#_]', '_', linkurl) # windows hates colons
newlink = newlink.replace('__','_').rstrip()
# save in reverse order so we don't mangle the line
replacements.insert(0, (linkurl, newlink) )
print(' -link:', linkurl)
print(' ', newlink)
# finally do the replacements
for r2old,r2new in replacements: line = line.replace(r2old, r2new)
cleanlines.append(line)
# -----------------------------------------
# write output
title = re.sub(r'[^0-9a-zA-Z\-]', '_', title) # windows hates colons
title = title.replace('__','_').rstrip()
fname = "".join([c for c in title if c.isalpha() or c.isdigit() or c in '_-']).rstrip()
folder = 'Resources' in categories and 'resources' or 'topics'
with open('output/' + folder + '/' + fname + '.md', 'w') as out:
out.writelines("%s\n" % header for header in headers)
out.writelines("---\n\n")
out.writelines("%s\n" % line for line in cleanlines)
print('\n----\nAll Categories:')
print(sorted(all_categories))