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earwigbot
réplica de https://github.com/earwig/earwigbot
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Merge branch 'feature/notes' into develop (closes #3)

tags/v0.1^2
Ben Kurtovic hace 14 años
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2a49016f0b 2a09064767
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      earwigbot/commands/notes.py

+ 282
- 130
earwigbot/commands/notes.py Ver fichero

@@ -20,148 +20,300 @@
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

from datetime import datetime
from os import path
import re
import sqlite3 as sqlite
from threading import Lock

from earwigbot.commands import Command

class Notes(Command):
"""A mini IRC-based wiki for storing notes, tips, and reminders."""
name = "notes"
commands = ["notes", "note", "about"]
version = 2

def setup(self):
self._dbfile = path.join(self.config.root_dir, "notes.db")
self._db_access_lock = Lock()

def process(self, data):
pass
commands = {
"help": self.do_help,
"list": self.do_list,
"read": self.do_read,
"edit": self.do_edit,
"info": self.do_info,
"rename": self.do_rename,
"delete": self.do_delete,
}

if not data.args:
msg = "\x0302The Earwig Mini-Wiki\x0F: running v{0}. Subcommands are: {1}. You can get help on any with '!{2} help subcommand'."
cmnds = ", ".join((commands))
self.reply(data, msg.format(self.version, cmnds, data.command))
return
command = data.args[0].lower()
if command in commands:
commands[command](data)
else:
msg = "Unknown subcommand: \x0303{0}\x0F.".format(command)
self.reply(data, msg)

def do_help(self, data):
"""Get help on a subcommand."""
info = {
"help": "Get help on other subcommands.",
"list": "List existing entries.",
"read": "Read an existing entry ('!notes read [name]').",
"edit": """Modify or create a new entry ('!notes edit name
[entry content]...'). If modifying, you must be the
entry author or a bot admin.""",
"info": """Get information on an existing entry ('!notes info
[name]').""",
"rename": """Rename an existing entry ('!notes rename [old_name]
[new_name]'). You must be the entry author or a bot
admin.""",
"delete": """Delete an existing entry ('!notes delete [name]'). You
must be the entry author or a bot admin.""",
}

try:
command = data.args[1]
except IndexError:
self.reply(data, "Please specify a subcommand to get help on.")
return
try:
help_ = re.sub(r"\s\s+", " ", info[command].replace("\n", ""))
self.reply(data, "\x0303{0}\x0F: ".format(command) + help_)
except KeyError:
msg = "Unknown subcommand: \x0303{0}\x0F.".format(command)
self.reply(data, msg)

class OldCommand(object):
def parse(self):
if command == "notes" or command == "note" or command == "about" or command == "data" or command == "database":
def do_list(self, data):
"""Show a list of entries in the notes database."""
query = "SELECT entry_title FROM entries"
with sqlite.connect(self._dbfile) as conn, self._db_access_lock:
try:
action = line2[4]
except BaseException:
reply("What do you want me to do? Type \"!notes help\" for more information.", chan, nick)
return
import MySQLdb
db = MySQLdb.connect(db="u_earwig_ircbot", host="sql", read_default_file="/home/earwig/.my.cnf")
specify = ' '.join(line2[5:])
if action == "help" or action == "manual":
shortCommandList = "read, write, change, undo, delete, move, author, category, list, report, developer"
if specify == "read":
say("To read an entry, type \"!notes read <entry>\".", chan)
elif specify == "write":
say("To write a new entry, type \"!notes write <entry> <content>\". This will create a new entry only if one does not exist, see the below command...", chan)
elif specify == "change":
say("To change an entry, type \"!notes change <entry> <new content>\". The old entry will be stored in the database, so it can be undone later.", chan)
elif specify == "undo":
say("To undo a change, type \"!notes undo <entry>\".", chan)
elif specify == "delete":
say("To delete an entry, type \"!notes delete <entry>\". For security reasons, only bot admins can do this.", chan)
elif specify == "move":
say("To move an entry, type \"!notes move <old_title> <new_title>\".", chan)
elif specify == "author":
say("To return the author of an entry, type \"!notes author <entry>\".", chan)
elif specify == "category" or specify == "cat":
say("To change an entry's category, type \"!notes category <entry> <category>\".", chan)
elif specify == "list":
say("To list all categories in the database, type \"!notes list\". Type \"!notes list <category>\" to get all entries in a certain category.", chan)
elif specify == "report":
say("To give some statistics about the mini-wiki, including some debugging information, type \"!notes report\" in a PM.", chan)
elif specify == "developer":
say("To do developer work, such as writing to the database directly, type \"!notes developer <command>\". This can only be done by the bot owner.", chan)
else:
db.query("SELECT * FROM version;")
r = db.use_result()
data = r.fetch_row(0)
version = data[0]
reply("The Earwig Mini-Wiki: running v%s." % version, chan, nick)
reply("The full list of commands, for reference, are: %s." % shortCommandList, chan, nick)
reply("For an explaination of a certain command, type \"!notes help <command>\".", chan, nick)
reply("You can also access the database from the Toolserver: http://toolserver.org/~earwig/cgi-bin/irc_database.py", chan, nick)
time.sleep(0.4)
return
elif action == "read":
specify = string.lower(specify)
if " " in specify: specify = string.split(specify, " ")[0]
if not specify or "\"" in specify:
reply("Please include the name of the entry you would like to read after the command, e.g. !notes read earwig", chan, nick)
return
try:
db.query("SELECT entry_content FROM entries WHERE entry_title = \"%s\";" % specify)
r = db.use_result()
data = r.fetch_row(0)
entry = data[0][0]
say("Entry \"\x02%s\x0F\": %s" % (specify, entry), chan)
except Exception:
reply("There is no entry titled \"\x02%s\x0F\"." % specify, chan, nick)
entries = conn.execute(query).fetchall()
except sqlite.OperationalError:
entries = []

if entries:
entries = [entry[0] for entry in entries]
self.reply(data, "Entries: {0}".format(", ".join(entries)))
else:
self.reply(data, "No entries in the database.")

def do_read(self, data):
"""Read an entry from the notes database."""
query = """SELECT entry_title, rev_content FROM entries
INNER JOIN revisions ON entry_revision = rev_id
WHERE entry_slug = ?"""
try:
slug = self.slugify(data.args[1])
except IndexError:
self.reply(data, "Please specify an entry to read from.")
return

with sqlite.connect(self._dbfile) as conn, self._db_access_lock:
try:
title, content = conn.execute(query, (slug,)).fetchone()
except (sqlite.OperationalError, TypeError):
title, content = slug, None

if content:
self.reply(data, "\x0302{0}\x0F: {1}".format(title, content))
else:
self.reply(data, "Entry \x0302{0}\x0F not found.".format(title))

def do_edit(self, data):
"""Edit an entry in the notes database."""
query1 = """SELECT entry_id, entry_title, user_host FROM entries
INNER JOIN revisions ON entry_revision = rev_id
INNER JOIN users ON rev_user = user_id
WHERE entry_slug = ?"""
query2 = "INSERT INTO revisions VALUES (?, ?, ?, ?, ?)"
query3 = "INSERT INTO entries VALUES (?, ?, ?, ?)"
query4 = "UPDATE entries SET entry_revision = ? WHERE entry_id = ?"
try:
slug = self.slugify(data.args[1])
except IndexError:
self.reply(data, "Please specify an entry to edit.")
return
content = " ".join(data.args[2:]).strip()
if not content:
self.reply(data, "Please give some content to put in the entry.")
return

with sqlite.connect(self._dbfile) as conn, self._db_access_lock:
create = True
try:
id_, title, author = conn.execute(query1, (slug,)).fetchone()
create = False
except sqlite.OperationalError:
id_, title, author = 1, data.args[1], data.host
self.create_db(conn)
except TypeError:
id_ = self.get_next_entry(conn)
title, author = data.args[1], data.host
permdb = self.config.irc["permissions"]
if author != data.host and not permdb.is_admin(data):
msg = "You must be an author or a bot admin to edit this entry."
self.reply(data, msg)
return
elif action == "delete" or action == "remove":
specify = string.lower(specify)
if " " in specify: specify = string.split(specify, " ")[0]
if not specify or "\"" in specify:
reply("Please include the name of the entry you would like to delete after the command, e.g. !notes delete earwig", chan, nick)
return
if authy == "owner" or authy == "admin":
try:
db.query("DELETE from entries where entry_title = \"%s\";" % specify)
r = db.use_result()
db.commit()
reply("The entry on \"\x02%s\x0F\" has been removed." % specify, chan, nick)
except Exception:
phenny.reply("Unable to remove the entry on \"\x02%s\x0F\", because it doesn't exist." % specify, chan, nick)
else:
reply("Only bot admins can remove entries.", chan, nick)
revid = self.get_next_revision(conn)
userid = self.get_user(conn, data.host)
now = datetime.utcnow().strftime("%b %d, %Y %H:%M:%S")
conn.execute(query2, (revid, id_, userid, now, content))
if create:
conn.execute(query3, (id_, slug, title, revid))
else:
conn.execute(query4, (revid, id_))

self.reply(data, "Entry \x0302{0}\x0F updated.".format(title))

def do_info(self, data):
"""Get info on an entry in the notes database."""
query = """SELECT entry_title, rev_timestamp, user_host FROM entries
INNER JOIN revisions ON entry_id = rev_entry
INNER JOIN users ON rev_user = user_id
WHERE entry_slug = ?"""
try:
slug = self.slugify(data.args[1])
except IndexError:
self.reply(data, "Please specify an entry to get info on.")
return

with sqlite.connect(self._dbfile) as conn, self._db_access_lock:
try:
info = conn.execute(query, (slug,)).fetchall()
except sqlite.OperationalError:
info = []

if info:
title = info[0][0]
times = [datum[1] for datum in info]
earliest = min(times)
msg = "\x0302{0}\x0F: {1} edits since {2}"
msg = msg.format(title, len(info), earliest)
if len(times) > 1:
latest = max(times)
msg += "; last edit on {0}".format(latest)
names = [datum[2] for datum in info]
msg += "; authors: {0}.".format(", ".join(list(set(names))))
self.reply(data, msg)
else:
title = data.args[1]
self.reply(data, "Entry \x0302{0}\x0F not found.".format(title))

def do_rename(self, data):
"""Rename an entry in the notes database."""
query1 = """SELECT entry_id, user_host FROM entries
INNER JOIN revisions ON entry_revision = rev_id
INNER JOIN users ON rev_user = user_id
WHERE entry_slug = ?"""
query2 = """UPDATE entries SET entry_slug = ?, entry_title = ?
WHERE entry_id = ?"""
try:
slug = self.slugify(data.args[1])
except IndexError:
self.reply(data, "Please specify an entry to rename.")
return
try:
newtitle = data.args[2]
except IndexError:
self.reply(data, "Please specify a new name for the entry.")
return
if newtitle == data.args[1]:
self.reply(data, "The old and new names are identical.")
return

with sqlite.connect(self._dbfile) as conn, self._db_access_lock:
try:
id_, author = conn.execute(query1, (slug,)).fetchone()
except (sqlite.OperationalError, TypeError):
msg = "Entry \x0302{0}\x0F not found.".format(data.args[1])
self.reply(data, msg)
return
elif action == "developer":
if authy == "owner":
db.query(specify)
r = db.use_result()
try:
print r.fetch_row(0)
except Exception:
pass
db.commit()
reply("Done.", chan, nick)
else:
reply("Only the bot owner can modify the raw database.", chan, nick)
permdb = self.config.irc["permissions"]
if author != data.host and not permdb.is_admin(data):
msg = "You must be an author or a bot admin to rename this entry."
self.reply(data, msg)
return
elif action == "write":
try:
write = line2[5]
content = ' '.join(line2[6:])
except Exception:
reply("Please include some content in your entry.", chan, nick)
return
db.query("SELECT * from entries WHERE entry_title = \"%s\";" % write)
r = db.use_result()
data = r.fetch_row(0)
if data:
reply("An entry on %s already exists; please use \"!notes change %s %s\"." % (write, write, content), chan, nick)
return
content2 = content.replace('"', '\\' + '"')
db.query("INSERT INTO entries (entry_title, entry_author, entry_category, entry_content, entry_content_old) VALUES (\"%s\", \"%s\", \"uncategorized\", \"%s\", NULL);" % (write, nick, content2))
db.commit()
reply("You have written an entry titled \"\x02%s\x0F\", with the following content: \"%s\"" % (write, content), chan, nick)
conn.execute(query2, (self.slugify(newtitle), newtitle, id_))

msg = "Entry \x0302{0}\x0F renamed to \x0302{1}\x0F."
self.reply(data, msg.format(data.args[1], newtitle))

def do_delete(self, data):
"""Delete an entry from the notes database."""
query1 = """SELECT entry_id, user_host FROM entries
INNER JOIN revisions ON entry_revision = rev_id
INNER JOIN users ON rev_user = user_id
WHERE entry_slug = ?"""
query2 = "DELETE FROM entries WHERE entry_id = ?"
query3 = "DELETE FROM revisions WHERE rev_entry = ?"
try:
slug = self.slugify(data.args[1])
except IndexError:
self.reply(data, "Please specify an entry to delete.")
return

with sqlite.connect(self._dbfile) as conn, self._db_access_lock:
try:
id_, author = conn.execute(query1, (slug,)).fetchone()
except (sqlite.OperationalError, TypeError):
msg = "Entry \x0302{0}\x0F not found.".format(data.args[1])
self.reply(data, msg)
return
elif action == "change":
reply("NotImplementedError", chan, nick)
elif action == "undo":
reply("NotImplementedError", chan, nick)
elif action == "move":
reply("NotImplementedError", chan, nick)
elif action == "author":
try:
entry = line2[5]
except Exception:
reply("Please include the name of the entry you would like to get information for after the command, e.g. !notes author earwig", chan, nick)
return
db.query("SELECT entry_author from entries WHERE entry_title = \"%s\";" % entry)
r = db.use_result()
data = r.fetch_row(0)
if data:
say("The author of \"\x02%s\x0F\" is \x02%s\x0F." % (entry, data[0][0]), chan)
return
reply("There is no entry titled \"\x02%s\x0F\"." % entry, chan, nick)
permdb = self.config.irc["permissions"]
if author != data.host and not permdb.is_admin(data):
msg = "You must be an author or a bot admin to delete this entry."
self.reply(data, msg)
return
elif action == "cat" or action == "category":
reply("NotImplementedError", chan, nick)
elif action == "list":
reply("NotImplementedError", chan, nick)
elif action == "report":
reply("NotImplementedError", chan, nick)
conn.execute(query2, (id_,))
conn.execute(query3, (id_,))

self.reply(data, "Entry \x0302{0}\x0F deleted.".format(data.args[1]))

def slugify(self, name):
"""Convert *name* into an identifier for storing in the database."""
return name.lower().replace("_", "").replace("-", "")

def create_db(self, conn):
"""Initialize the notes database with its necessary tables."""
script = """
CREATE TABLE entries (entry_id, entry_slug, entry_title,
entry_revision);
CREATE TABLE users (user_id, user_host);
CREATE TABLE revisions (rev_id, rev_entry, rev_user, rev_timestamp,
rev_content);
"""
conn.executescript(script)

def get_next_entry(self, conn):
"""Get the next entry ID."""
query = "SELECT MAX(entry_id) FROM entries"
later = conn.execute(query).fetchone()[0]
return later + 1 if later else 1

def get_next_revision(self, conn):
"""Get the next revision ID."""
query = "SELECT MAX(rev_id) FROM revisions"
later = conn.execute(query).fetchone()[0]
return later + 1 if later else 1

def get_user(self, conn, host):
"""Get the user ID corresponding to a hostname, or make one."""
query1 = "SELECT user_id FROM users WHERE user_host = ?"
query2 = "SELECT MAX(user_id) FROM users"
query3 = "INSERT INTO users VALUES (?, ?)"
user = conn.execute(query1, (host,)).fetchone()
if user:
return user[0]
last = conn.execute(query2).fetchone()[0]
later = last + 1 if last else 1
conn.execute(query3, (later, host))
return later

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