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ttbp/bin/ttbp.py

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#!/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)
ttbp.py:
the main console interface
GNU GPL BOILERPLATE:
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
the complete codebase is available at:
https://github.com/modgethanc/ttbp
'''
import os
import random
import tempfile
import subprocess
import time
import json
from email.mime.text import MIMEText;
import core
import chatter
import inflect
import util
__version__ = "0.9.1"
__author__ = "endorphant <endorphant@tilde.town)"
## system globals
SOURCE = os.path.join("/home", "endorphant", "projects", "ttbp", "bin")
LIVE = "http://tilde.town/~"
FEEDBACK = os.path.join("/home", "endorphant", "ttbp-mail")
FEEDBOX = "endorphant@tilde.town"
USERFILE = os.path.join("/home", "endorphant", "projects", "ttbp", "users.txt")
GRAFF_DIR = os.path.join(SOURCE, "graffiti")
WALL = os.path.join(GRAFF_DIR, "wall.txt")
WALL_LOCK = os.path.join(GRAFF_DIR, ".lock")
p = inflect.engine()
## user globals
USER = os.path.basename(os.path.expanduser("~"))
PATH = os.path.join("/home", USER, ".ttbp")
PUBLIC = os.path.join("/home", USER, "public_html")
WWW = os.path.join(PATH, "www")
CONFIG = os.path.join(PATH, "config")
TTBPRC = os.path.join(CONFIG, "ttbprc")
DATA = os.path.join(PATH, "entries")
SETTINGS = {
"editor": "none",
"publish dir": False
}
## ui globals
BANNER = util.attach_rainbow()+open(os.path.join(SOURCE, "config", "banner.txt")).read()+util.attach_reset()
SPACER = "\n"
INVALID = "please pick a number from the list of options!\n\n"
DUST = "sorry about the dust, but this part is still under construction. check back later!\n\n"
QUITS = ['exit', 'quit', 'q', 'x']
EJECT = "eject button fired! going home now."
RAINBOW = False
## ref
EDITORS = ["vim", "vi", "emacs", "pico", "nano", "ed"]
SUBJECTS = ["help request", "bug report", "feature suggestion", "general comment"]
##
def redraw(leftover=""):
'''
screen clearing
* clears the screen and reprints the banner, plus whatever leftover text to be hilights
'''
os.system("clear")
print(BANNER)
print(SPACER)
if leftover:
print("> "+leftover+"\n")
def start():
'''
main engine head
* called on program start
* calls config check
* proceeds to main menu
* handles ^c and ^d ejects
'''
redraw()
print("""
if you don't want to be here at any point, press <ctrl-d> and it'll all go away.
just keep in mind that you might lose anything you've started here.\
""")
try:
print(check_init())
except EOFError:
print(stop())
return
##
redraw()
while 1:
try:
print(main_menu())
except EOFError:
print(stop())
break
except KeyboardInterrupt:
redraw(EJECT)
else:
break
def stop():
'''
closer
* prints ending text
'''
return "\n\n\t"+chatter.say("bye")+"\n\n"
def check_init():
'''
user handler
* checks for presence of ttbprc
* checks for last run version
'''
global SETTINGS
print("\n\n")
if os.path.exists(os.path.join(os.path.expanduser("~"),".ttbp")):
print(chatter.say("greet")+", "+USER+".\n")
## ttbprc validation
while not os.path.isfile(TTBPRC):
setup_repair()
try:
SETTINGS = json.load(open(TTBPRC))
except ValueError:
setup_repair()
## version checker
mismatch = build_mismatch()
if mismatch is not False:
switch_build(mismatch)
if not updated():
update_version()
## when ready, enter main program and load core engine
raw_input("press <enter> to explore your feels.\n\n")
core.load(SETTINGS)
return ""
else:
return init()
def init():
'''
new user creation
* introduces user
* calls setup functinos
'''
try:
raw_input("""
i don't recognize you, stranger. let's make friends.
press <enter> to begin, or <ctrl-c> to get out of here.
""")
except KeyboardInterrupt:
print("\n\nthanks for checking in! i'll always be here.\n\n")
quit()
## record user in source list
users = open(USERFILE, 'a')
users.write(USER+"\n")
users.close()
## make .ttbp directory structure
subprocess.call(["mkdir", PATH])
subprocess.call(["mkdir", CONFIG])
subprocess.call(["mkdir", DATA])
## create header file
header = gen_header()
headerfile = open(os.path.join(CONFIG, "header.txt"), 'w')
for line in header:
headerfile.write(line)
headerfile.close()
## copy footer and default stylesheet
subprocess.call(["cp", os.path.join(SOURCE, "config", "defaults", "footer.txt"), CONFIG])
subprocess.call(["cp", os.path.join(SOURCE, "config", "defaults", "style.css"), CONFIG])
## run user-interactive setup and load core engine
setup()
core.load(SETTINGS)
raw_input("\nyou're all good to go, "+chatter.say("friend")+"! hit <enter> to continue.\n\n")
return ""
def gen_header():
'''
header generator
builds header to insert username
'''
header ="""
<!DOCTYPE html PUBLIC \"-//W3C//DTD HTML 3.2//EN\">
<html>
<head>
<!--- this header automatically generated by ttbp initialization on """+time.strftime("%Y-%m-%d %h:m")+""" --->
<title>~"""+USER+""" on TTBP</title>
<link rel=\"stylesheet\" href=\"style.css\" />
</head>
<body>
<div id=\"meta\">
<h1><a href=\"index.html#\">~"""+USER+"""</a>@<a href=\"/~endorphant/ttbp\">TTBP</a></h1>
</div>
<!---put your custom html here-->
<!---don't put anything after this line-->
<div id=\"tlogs\">\
"""
return header
def setup_repair():
'''
setup repair function
* calls setup()
* handles ^c
'''
print("\nyour ttbp configuration doesn't look right. let's make you a fresh copy.\n\n")
try:
setup()
except KeyboardInterrupt:
print("\n\nsorry, trying again.\n\n")
setup()
def setup():
'''
master setup function
* editor selection
* publishing toggle
* publish/unpublish as needed
* directory selection
TODO: break this out better?
'''
global SETTINGS
print("\n\ttext editor:\t" +SETTINGS.get("editor"))
if core.publishing():
print("\tpublish dir:\t" +os.path.join(PUBLIC, SETTINGS.get("publish dir")))
print("\tpubishing:\t"+str(SETTINGS.get("publishing"))+"\n")
# editor selection
SETTINGS.update({"editor": select_editor()})
redraw("text editor set to: "+SETTINGS["editor"])
# publishing selection
SETTINGS.update({"publishing":select_publishing()})
update_publishing()
redraw("blog publishing: "+str(core.publishing()))
if core.publishing():
print("publish directory: ~"+USER+"/public_html/"+SETTINGS.get("publish dir"))
# save settings
ttbprc = open(TTBPRC, "w")
ttbprc.write(json.dumps(SETTINGS, sort_keys=True, indent=2, separators=(',',':')))
ttbprc.close()
raw_input("\nyou're all good to go, "+chatter.say("friend")+"! hit <enter> to continue.\n\n")
redraw()
return SETTINGS
## menus
def main_menu():
'''
main navigation menu
'''
menuOptions = [
"record your feels",
"review your feels",
"check out your neighbors",
"browse global feels",
"scribble some graffiti\t(new!)",
"change your settings",
"send some feedback",
"see credits",
"read documentation"]
print("you're at ttbp home. remember, you can always press <ctrl-c> to come back here.\n\n")
util.print_menu(menuOptions, RAINBOW)
try:
choice = raw_input("\ntell me about your feels (or 'quit' to exit): ")
except KeyboardInterrupt:
redraw(EJECT)
return main_menu()
if choice == '0':
redraw()
today = time.strftime("%Y%m%d")
write_entry(os.path.join(DATA, today+".txt"))
core.www_neighbors()
elif choice == '1':
redraw("your recorded feels, listed by date:\n")
view_feels(USER)
elif choice == '2':
users = core.find_ttbps()
redraw("the following "+p.no("user", len(users))+" "+p.plural("is", len(users))+" recording feels on ttbp:\n")
view_neighbors(users)
elif choice == '3':
redraw("most recent global entries\n")
view_feed()
elif choice == '4':
graffiti_handler()
elif choice == '5':
redraw("now changing your settings. press <ctrl-c> if you didn't mean to do this.")
try:
core.load(setup()) # reload settings to core
except KeyboardInterrupt():
redraw(EJECT)
redraw()
elif choice == '6':
redraw("you're about to send mail to ~endorphant about ttbp\n")
feedback_menu()
elif choice == '7':
redraw()
show_credits()
elif choice == '8':
subprocess.call(["lynx", os.path.join(SOURCE, "..", "README.html")])
redraw()
elif choice in QUITS:
return stop()
else:
redraw(INVALID)
return main_menu()
def feedback_menu():
'''
feedback handling menu
* selects feedback type
* calls feedback writing function
'''
util.print_menu(SUBJECTS, RAINBOW)
choice = raw_input("\npick a category for your feedback: ")
cat = ""
if choice in ['0', '1', '2', '3']:
cat = SUBJECTS[int(choice)]
entered = raw_input("""
composing a """+cat+""" to ~endorphant.
press <enter> to open an external text editor. mail will be sent once you save and quit.
""")
redraw(send_feedback(entered, cat))
return
else:
redraw(INVALID)
return feedback_menu()
def view_neighbors(users):
'''
generates list of all users on ttbp, sorted by most recent post
* if user is publishing, list publish directory
'''
userList = []
## assumes list of users passed in all have valid config files
for user in users:
userRC = json.load(open(os.path.join("/home", user, ".ttbp", "config", "ttbprc")))
## retrieve publishing url, if it exists
url="\t\t\t"
if userRC.get("publish dir"):
url = LIVE+user+"/"+userRC.get("publish dir")
## find last entry
files = os.listdir(os.path.join("/home", user, ".ttbp", "entries"))
files.sort()
lastfile = ""
for filename in files:
if core.valid(filename):
lastfile = os.path.join("/home", user, ".ttbp", "entries", filename)
## generate human-friendly timestamp
ago = "never"
if lastfile:
last = os.path.getctime(lastfile)
since = time.time()-last
ago = util.pretty_time(int(since)) + " ago"
else:
last = 0
## some formatting handwavin
urlpad = ""
if ago == "never":
urlpad = "\t"
userpad = ""
if len(user) < 7:
userpad = "\t"
userList.append(["\t~"+user+userpad+"\t("+ago+")"+urlpad+"\t"+url, last, user])
# sort user by most recent entry for display
userList.sort(key = lambda userdata:userdata[1])
userList.reverse()
sortedUsers = []
userIndex = []
for user in userList:
sortedUsers.append(user[0])
userIndex.append(user[2])
util.print_menu(sortedUsers, RAINBOW)
#raw_input("\n\npress <enter> to go back home.\n\n")
choice = util.list_select(sortedUsers, "pick a townie to browse their feels, or type 'back' to go home: ")
if choice is not False:
redraw("~"+userIndex[choice]+"'s recorded feels, listed by date: \n")
view_feels(userIndex[choice])
view_neighbors(users)
else:
redraw()
return
def view_feels(townie):
'''
generates a list of all feels by given townie and displays in
date order
* calls list_entries() to select feel to read
'''
filenames = []
if townie == USER:
entryDir = DATA
owner = "your"
else:
owner = "~"+townie+"'s"
entryDir = os.path.join("/home", townie, ".ttbp", "entries")
for entry in os.listdir(entryDir):
filenames.append(os.path.join(entryDir, entry))
metas = core.meta(filenames)
if len(filenames) > 0:
entries = []
for entry in metas:
entries.append(""+entry[4]+" ("+p.no("word", entry[2])+") ")
return list_entries(metas, entries, owner+" recorded feels, listed by date: \n")
else:
redraw("no feels recorded by ~"+townie)
def show_credits():
'''
prints author acknowledgements and commentary
'''
print("""
ttbp was written by ~endorphant in python. the codebase is
publicly available on github at https://github.com/modgethanc/ttbp
for the full changelog, see ~endorphant/projects/ttbp/changelog.txt
if you have ideas for ttbp, you are welcome to fork the repo and
work on it. i'm only a neophyte dev, so i apologize for any
bad style and practices of mine; i'm always open to suggestions for
improvement.
i'd love to hear about your ideas and brainstorm about new features!
thanks to everyone who reads, listens, writes, and feels.\
""")
raw_input("\n\npress <enter> to go back home.\n\n")
redraw()
return
## handlers
def write_entry(entry=os.path.join(DATA, "test.txt")):
'''
main feels-recording handler
'''
entered = raw_input("""
feels will be recorded for today, """+time.strftime("%d %B %Y")+""".
if you've already started recording feels for this day, you
can pick up where you left off.
you can write your feels in plaintext, markdown, html, or a mixture of
these.
press <enter> to begin recording your feels in your chosen text
editor.
""")
if entered:
entryFile = open(entry, "a")
entryFile.write("\n"+entered+"\n")
entryFile.close()
subprocess.call([SETTINGS.get("editor"), entry])
left = ""
if core.publishing():
core.load_files()
core.write("index.html")
left = "posted to "+LIVE+USER+"/"+SETTINGS["publish dir"]+"/index.html\n\n>"
redraw(left + " thanks for sharing your feels!")
return
def send_feedback(entered, subject="none"):
'''
main feedback/bug report handler
'''
message = ""
temp = tempfile.NamedTemporaryFile()
if entered:
msgFile = open(temp.name, "a")
msgFile.write(entered+"\n")
msgFile.close()
subprocess.call([SETTINGS["editor"], temp.name])
message = open(temp.name, 'r').read()
id = "#"+util.genID(3)
mail = MIMEText(message)
mail['To'] = FEEDBOX
mail['From'] = USER+"@tilde.town"
mail['Subject'] = " ".join(["[ttbp]", subject, id])
m = os.popen("/usr/sbin/sendmail -t -oi", 'w')
m.write(mail.as_string())
m.close()
return """\
thanks for writing! for your reference, it's been recorded
> as """+ " ".join([subject, id])+""". i'll try to respond to you soon.\
"""
def list_entries(metas, entries, prompt):
'''
displays a list of entries for reading selection
'''
util.print_menu(entries, RAINBOW)
choice = util.list_select(entries, "pick an entry from the list, or type 'back' to go back: ")
if choice is not False:
redraw("now reading ~"+metas[choice][5]+"'s feels on "+metas[choice][4]+"\n> press <q> to return to feels list.\n\n")
show_entry(metas[choice][0])
redraw(prompt)
return list_entries(metas, entries, prompt)
else:
redraw()
return
def show_entry(filename):
'''
call less on passed in filename
'''
subprocess.call(["less", filename])
return
def view_feed():
'''
generate and display list of most recent global entries
'''
feedList = []
for townie in core.find_ttbps():
entryDir = os.path.join("/home", townie, ".ttbp", "entries")
filenames = os.listdir(entryDir)
for entry in filenames:
if core.valid(entry):
feedList.append(os.path.join(entryDir, entry))
metas = core.meta(feedList)
metas.sort(key = lambda entry:entry[3])
metas.reverse()
entries = []
for entry in metas[0:10]:
pad = ""
if len(entry[5]) < 8:
pad = "\t"
entries.append("~"+entry[5]+pad+"\ton "+entry[3]+" ("+p.no("word", entry[2])+") ")
list_entries(metas, entries, "most recent global entries: \n\n")
redraw()
return
def graffiti_handler():
'''
Main graffiti handler.
'''
if os.path.isfile(WALL_LOCK):
redraw("sorry, "+chatter.say("friend")+", but someone's there right now. try again in a few!\n")
else:
subprocess.call(["touch", WALL_LOCK])
redraw()
print("""\
the graffiti wall is a world-writeable text file. anyone can
scribble on it; anyone can move or delete things. please be
considerate of your neighbors when writing on it.
no one will be able to visit the wall while you are here, so don't
worry about overwriting someone else's work. anything you do to the
wall will be recorded if you save the file, and you can cancel
your changes by exiting without saving.
""")
raw_input("press <enter> to visit the wall\n\n")
subprocess.call([SETTINGS.get("editor"), WALL])
subprocess.call(["rm", WALL_LOCK])
redraw("thanks for visiting the graffiti wall!")
## misc helpers
def select_editor():
'''
setup helper for editor selection
'''
util.print_menu(EDITORS, RAINBOW)
choice = raw_input("\npick your favorite text editor: ")
while choice not in ['0', '1', '2', '3', '4', '5']:
choice = raw_input("\nplease pick a number from the list: ")
return EDITORS[int(choice)]
def select_publish_dir():
'''
setup helper for publish directory selection
'''
current = SETTINGS.get("publish dir")
republish = False
if current:
print("\ncurrent publish dir:\t"+os.path.join(PUBLIC, SETTINGS["publish dir"]))
republish = True
choice = raw_input("\nwhere do you want your blog published? (leave blank to use default \"blog\") ")
if not choice:
choice = "blog"
publishDir = os.path.join(PUBLIC, choice)
while os.path.exists(publishDir):
second = raw_input("\n"+publishDir+"""\
already exists!
setting this as your publishing directory means this program may
delete or overwrite file there!
if you're sure you want to use it, hit <enter> to confirm.
otherwise, pick another location: """)
if second == "":
break
choice = second
publishDir = os.path.join(PUBLIC, choice)
return choice
def select_publishing():
'''
setup helper for toggling publishing
'''
publish = util.input_yn("""\
do you want to publish your feels online?
if yes, your feels will be published to a directory of your choice in
your public_html. i'll confirm the location of that directory in a
moment.
if not, your feels will only be readable from within the tilde.town
network. if you already have a publishing directory, i'll remove it for
you (don't worry, your written entries will still be saved!)
you can change this option any time.
please enter\
""")
return publish
def unpublish():
'''
remove user's published directory, if it exists
'''
dir = SETTINGS.get("publish dir")
if dir:
publishDir = os.path.join(PUBLIC, dir)
subprocess.call(["rm", publishDir])
def update_publishing():
'''
updates publishing directory if user is publishing. otherwise, wipe it.
'''
global SETTINGS
if core.publishing():
oldDir = SETTINGS.get("publish dir")
newDir = select_publish_dir()
SETTINGS.update({"publish dir": newDir})
if oldDir:
subprocess.call(["rm", os.path.join(PUBLIC, oldDir)])
make_publish_dir(newDir)
core.load_files()
core.write("index.html")
else:
unpublish()
SETTINGS.update({"publish dir": None})
def make_publish_dir(dir):
'''
setup helper to create publishing directory
'''
if not os.path.exists(WWW):
subprocess.call(["mkdir", WWW])
subprocess.call(["ln", "-s", os.path.join(CONFIG, "style.css"), os.path.join(WWW, "style.css")])
subprocess.call(["touch", os.path.join(WWW, "index.html")])
index = open(os.path.join(WWW, "index.html"), "w")
index.write("<h1>ttbp blog placeholder</h1>")
index.close()
publishDir = os.path.join(PUBLIC, dir)
if os.path.exists(publishDir):
subprocess.call(["rm", publishDir])
subprocess.call(["ln", "-s", WWW, publishDir])
print("\n\tpublishing to "+LIVE+USER+"/"+SETTINGS.get("publish dir")+"/\n\n")
##### PATCHING UTILITIES
def build_mismatch():
'''
checks to see if user's last run build is the same as this session
'''
versionFile = os.path.join(PATH, "version")
if not os.path.exists(versionFile):
return False
ver = open(versionFile, "r").read().rstrip()
if ver[-1] == __version__[-1]:
return False
return ver
def switch_build(ver):
'''
switches user between beta and stable builds
'''
if __version__[-1] == 'b':
build = "beta"
ver += "b"
else:
build = "stable"
ver = ver[0:-1]
# write user versionfile
print("\nswitching you over to the "+build+" version...\n")
time.sleep(1)
print("...")
versionFile = os.path.join(PATH, "version")
open(versionFile, "w").write(ver)
time.sleep(1)
#print("\nall good!\n")
def updated():
'''
checks to see if current user is up to the same version as system
'''
versionFile = os.path.join(PATH, "version")
if not os.path.exists(versionFile):
return False
ver = open(versionFile, "r").read()
if ver == __version__:
return True
return False
def update_version():
'''
updates user to current version
'''
global SETTINGS
versionFile = os.path.join(PATH, "version")
print("ttbp had some updates!")
print("\ngive me a second to update you to version "+__version__+"...\n")
time.sleep(1)
print("...")
time.sleep(2)
userVersion = ""
if not os.path.isfile(versionFile):
# from 0.8.5 to 0.8.6:
# change style.css location
if os.path.isfile(os.path.join(WWW, "style.css")):
subprocess.call(["mv", os.path.join(WWW, "style.css"), CONFIG])
# change www symlink
if os.path.exists(WWW):
subprocess.call(["rm", WWW])
subprocess.call(["mkdir", WWW])
subprocess.call(["ln", "-s", os.path.join(CONFIG, "style.css"), os.path.join(WWW, "style.css")])
publishDir = os.path.join(PUBLIC, SETTINGS.get("publish dir"))
if os.path.exists(publishDir):
subprocess.call(["rm", "-rf", publishDir])
subprocess.call(["ln", "-s", WWW, os.path.join(PUBLIC, SETTINGS.get("publish dir"))])
# repopulate html files
core.load_files()
core.write("index.html")
# add publishing setting
print("\nnew feature!\n")
SETTINGS.update({"publishing":select_publishing()})
update_publishing()
ttbprc = open(TTBPRC, "w")
ttbprc.write(json.dumps(SETTINGS, sort_keys=True, indent=2, separators=(',',':')))
ttbprc.close()
else: # version at least 0.8.6
userVersion = open(versionFile, "r").read().rstrip()
# from 0.8.6
if userVersion == "0.8.6":
print("\nresetting your publishing settings...\n")
SETTINGS.update({"publishing":select_publishing()})
update_publishing()
ttbprc = open(TTBPRC, "w")
ttbprc.write(json.dumps(SETTINGS, sort_keys=True, indent=2, separators=(',',':')))
ttbprc.close()
# increment user versionfile
open(versionFile, "w").write(__version__)
print("""
you're all good to go, "+chatter.say("friend")+"! please contact ~endorphant if
somehing strange happened to you during this update.
""")
# show patch notes
if userVersion != "0.9.0" and userVersion != "0.9.0b":
# version 0.9.0 patch notes:
print("""
ver. 0.9.0 features:
* browsing other people's feels from neighbor view
* documentation browser
""")
# version 0.9.1 patch notes
print("""
ver 0.9.1 features:
* graffiti wall
""")
#####
if __name__ == '__main__':
start()
#print("down for maintenance, brb")
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