#!/usr/bin/python ''' ttbp: tilde town blogging platform (also known as the feels engine) a console-based blogging program developed for tilde.town copyright (c) 2016 ~endorphant (endorphant@tilde.town) core.py: this is a core handler for some ttbp standalone/output functions Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. the complete codebase is available at: https://github.com/modgethanc/ttbp ''' import os import time import subprocess import re import mistune import json from . import chatter from . import config from . import gopher from . import util FEED = os.path.join("/home", "endorphant", "public_html", "ttbp", "index.html") SETTINGS = {} HEADER = "" FOOTER = "" FILES = [] NOPUBS = [] def load(ttbprc={}): ''' get all them globals set up!! ''' global HEADER global FOOTER global SETTINGS HEADER = open(os.path.join(config.USER_CONFIG, "header.txt")).read() FOOTER = open(os.path.join(config.USER_CONFIG, "footer.txt")).read() SETTINGS = ttbprc load_nopubs() load_files() def reload_ttbprc(ttbprc={}): ''' reloads new ttbprc into current session ''' global SETTINGS SETTINGS = ttbprc def get_files(feelsdir=config.MAIN_FEELS): """Returns a list of user's feels in the given directory (defaults to main feels dir)""" files = [] for filename in os.listdir(feelsdir): if nopub(filename): unpublish_feel(filename) else: filename = os.path.join(feelsdir, filename) if os.path.isfile(filename) and valid(filename): files.append(filename) files.sort() files.reverse() return files def load_files(feelsdir=config.MAIN_FEELS): ''' file loader * reads user's nopub file * calls get_files() to load all files for given directory * re-renders main html file and/or gopher if needed ''' global FILES load_nopubs() FILES = get_files(feelsdir) if publishing(): write_html("index.html") if SETTINGS.get('gopher'): gopher.publish_gopher('feels', FILES) def load_nopubs(): """Load a list of the user's nopub entries. """ global NOPUBS NOPUBS = [] if os.path.isfile(config.NOPUB): for line in open(config.NOPUB, "r"): if not re.match("^# ", line): NOPUBS.append(line.rstrip()) return len(NOPUBS) ## html outputting def write_html(outurl="default.html"): ''' main page renderer * takes everything currently in FILES and writes a single non-paginated html file * calls write_page() on each file to make permalinks ''' outfile = open(os.path.join(config.WWW, outurl), "w") outfile.write("\n\n") for line in HEADER: outfile.write(line) outfile.write("\n") for filename in FILES: write_page(filename) for line in write_entry(filename): outfile.write(line) outfile.write("\n") for line in FOOTER: outfile.write(line) outfile.close() return os.path.join(config.LIVE+config.USER,os.path.basename(os.path.realpath(config.WWW)),outurl) def write_page(filename): ''' permalink generator * makes a page out of a single entry for permalinking, using filename/date as url ''' outurl = os.path.join(config.WWW, "".join(util.parse_date(filename))+".html") outfile = open(outurl, "w") outfile.write("\n\n") for line in HEADER: outfile.write(line) outfile.write("\n") for line in write_entry(filename): outfile.write(line) outfile.write("\n") for line in FOOTER: outfile.write(line) outfile.close() return outurl def write_entry(filename): ''' entry text generator * dump given file into entry format by parsing file as markdown * return as list of strings ''' date = util.parse_date(filename) entry = [ "\t\t



\n", "\t\t
\n", "\t\t\t
"+date[2]+" "+chatter.month(date[1])+" "+date[0]+"
\n" #"\t\t\t

" ] raw = [] rawfile = open(os.path.join(config.MAIN_FEELS, filename), "r") for line in rawfile: raw.append(line) rawfile.close() entry.append("\t\t\t"+mistune.markdown("".join(raw), escape=False, hard_wrap=False)) #for line in raw: #entry.append(line+"\t\t\t") #if line == "\n": # entry.append("

\n\t\t\t

") #entry.append("

\n") entry.append("\t\t\t

permalink

\n") entry.append("\n\t\t
\n") return entry def write_global_feed(blogList): ''' main ttbp index printer * sources README.md for documentation * takes incoming list of formatted blog links for all publishing blogs and prints to blog feed ''' try: outfile = open(FEED, "w") ## header outfile.write("""\ tilde.town feels engine

tilde.town feels engine

github repo | state of the ttbp

 

""") ## docs outfile.write("""\
""") outfile.write(mistune.markdown(open(os.path.join(config.INSTALL_PATH, "..", "README.md"), "r").read())) outfile.write("""\
""") ## feed outfile.write("""\

 

live feels-sharing:

""") outfile.close() #subprocess.call(['chmod', 'a+w', FEED]) except FileNotFoundError: pass ## misc helpers def meta(entries = FILES): ''' metadata generator * takes a list of filenames and returns a 2d list: [0] absolute path [1] mtime [2] wc -w [3] timestamp "DD month YYYY at HH:MM" [4] entry date YYYY-MM-DD [5] author * sorted in reverse date order by [4] ''' meta = [] for filename in entries: mtime = os.path.getmtime(filename) try: wc = int(subprocess.check_output(["wc","-w",filename], stderr=subprocess.STDOUT).split()[0]) except subprocess.CalledProcessError: wc = "???" timestamp = time.strftime("%Y-%m-%d at %H:%M", time.localtime(mtime)) date = "-".join(util.parse_date(filename)) author = os.path.split(os.path.split(os.path.split(os.path.split(filename)[0])[0])[0])[1] meta.append([filename, mtime, wc, timestamp, date, author]) #meta.sort(key = lambda filename:filename[4]) #meta.reverse() return meta def valid(filename): ''' filename validator * check if the filename is YYYYMMDD.txt ''' filesplit = os.path.splitext(os.path.basename(filename)) if filesplit[1] != ".txt": return False pattern = '^((19|20)\d{2})(0[1-9]|1[0-2])(0[1-9]|1\d|2\d|3[01])$' if not re.match(pattern, filesplit[0]): return False return True def find_ttbps(): ''' returns a list of users with a ttbp by checking for a valid ttbprc ''' users = [] for townie in os.listdir("/home"): if os.path.exists(os.path.join("/home", townie, ".ttbp", "config", "ttbprc")): users.append(townie) return users def publishing(username=config.USER): ''' checks .ttbprc for whether or not user opted for www publishing ''' ttbprc = {} if username == config.USER: ttbprc = SETTINGS else: ttbprc = json.load(open(os.path.join("/home", username, ".ttbp", "config", "ttbprc"))) return ttbprc.get("publishing") def www_neighbors(): ''' takes a list of users with publiishing turned on and prepares it for www output ''' userList = [] for user in find_ttbps(): if not publishing(user): continue userRC = json.load(open(os.path.join("/home", user, ".ttbp", "config", "ttbprc"))) url = "" if userRC["publish dir"]: url = config.LIVE+user+"/"+userRC["publish dir"] lastfile = "" try: files = os.listdir(os.path.join("/home", user, ".ttbp", "entries")) except OSError: files = [] files.sort() for filename in files: if valid(filename): lastfile = os.path.join("/home", user, ".ttbp", "entries", filename) if lastfile: last = os.path.getctime(lastfile) timestamp = time.strftime("%Y-%m-%d at %H:%M", time.localtime(last)) + " (utc"+time.strftime("%z")[0]+time.strftime("%z")[2]+")" else: timestamp = "" last = 0 userList.append(["~"+user+" "+timestamp, last]) # sort user by most recent entry userList.sort(key = lambda userdata:userdata[1]) userList.reverse() sortedUsers = [] for user in userList: sortedUsers.append(user[0]) write_global_feed(sortedUsers) def nopub(filename): ''' checks to see if given filename is in user's NOPUB ''' return os.path.basename(filename) in NOPUBS def toggle_nopub(filename): """toggles pub/nopub status for the given filename if the file is to be unpublished, delete it from published locations """ global NOPUBS action = "unpublishing" if nopub(filename): action = "publishing" NOPUBS.remove(filename) else: NOPUBS.append(filename) unpublish_feel(filename) nopub_file = open(config.NOPUB, 'w') nopub_file.write("""\ # files that don't get published html/gopher. this file is # generated by ttbp; editing it directly may result in unexpected # behavior. if you have problems, back up this file, delete it, and # rebuild it from ttbp.\n""") for entry in NOPUBS: nopub_file.write(entry+"\n") nopub_file.close() load_files() return action def bury_feel(filename): """buries given filename; this removes the feel from any publicly-readable location, and moves the textfile to user's private feels directory. timestring will be added to the filename to disambiguate and prevent filename collisions. creates buried feels dir if it doesn't exist. regenerates feels list and republishes.""" if not os.path.exists(config.BURIED_FEELS): os.mkdir(config.BURIED_FEELS) subprocess.call(["chmod", "700", config.BURIED_FEELS]) buryname = os.path.splitext(os.path.basename(filename))[0]+"-"+str(int(time.time()))+".txt" subprocess.call(["mv", os.path.join(config.MAIN_FEELS, filename), os.path.join(config.BURIED_FEELS, buryname)]) subprocess.call(["chmod", "600", os.path.join(config.BURIED_FEELS, buryname)]) if publishing(): unpublish_feel(filename) load_files() return os.path.join(config.BURIED_FEELS, buryname) def delete_feel(filename): """deletes given filename; removes the feel from publicly-readable locations, then deletes the original file.""" feel = os.path.join(config.MAIN_FEELS, filename) if os.path.exists(feel): subprocess.call(["rm", feel]) unpublish_feel(filename) load_files(config.MAIN_FEELS) def unpublish_feel(filename): """takes given filename and removes it from public_html and gopher_html, if those locations exists. afterwards, regenerate index files appropriately.""" live_html = os.path.join(config.WWW, os.path.splitext(os.path.basename(filename))[0]+".html") if os.path.exists(live_html): subprocess.call(["rm", live_html]) live_gopher = os.path.join(config.GOPHER_PATH, filename) if os.path.exists(live_gopher): subprocess.call(["rm", live_gopher]) def process_backup(filename): """takes given filename and unpacks it into a temp directory, then returns a list of filenames with collisions filtered out. ignores any invalidly named files or files that already exist, to avoid clobbering current feels. ignored files are left in the archive directory for the user to manually sort out.""" backup_dir = os.path.splitext(os.path.splitext(os.path.basename(filename))[0])[0] backup_path = os.path.join(config.BACKUPS, backup_dir) if not os.path.exists(backup_path): subprocess.call(["mkdir", backup_path]) subprocess.call(["chmod", "700", backup_path]) subprocess.call(["tar", "-C", backup_path, "-xf", filename]) backup_entries = os.path.join(backup_path, "entries") backups = os.listdir(backup_entries) current = os.listdir(config.MAIN_FEELS) imported = [] for feel in backups: if os.path.basename(feel) not in current: imported.append(os.path.join(backup_entries, feel)) imported.sort() return imported def import_feels(backups): """takes a list of filepaths and copies those to current main feels. this does not check for collisions. """ pass ############# ############# ############# def test(): load() metaTest = meta() for x in metaTest: print(x)