X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~yarrgweb/git?p=ypp-sc-tools.db-test.git;a=blobdiff_plain;f=yoweb-scrape;h=04e392d7d53e79a25d382275f575030e420d18c2;hp=2d08d269ea0e7c859e184b5c9caab1e7165ca472;hb=8ebb23fcb201abe4afc25a4f28f510e435443bc2;hpb=cbea021e8d7b7955cfe31ded5e832817c9c94edf diff --git a/yoweb-scrape b/yoweb-scrape index 2d08d26..04e392d 100755 --- a/yoweb-scrape +++ b/yoweb-scrape @@ -1,5 +1,7 @@ #!/usr/bin/python +#---------- setup ---------- + import signal signal.signal(signal.SIGINT, signal.SIG_DFL) @@ -10,12 +12,15 @@ import urllib2 import errno import sys import re as regexp +import random +import curses from optparse import OptionParser from BeautifulSoup import BeautifulSoup opts = None +#---------- YPP parameters and arrays ---------- puzzles = ('Swordfighting/Bilging/Sailing/Rigging/Navigating'+ '/Battle Navigation/Gunning/Carpentry/Rumble/Treasure Haul'+ @@ -27,12 +32,22 @@ standingvals = ('Able/Distinguished/Respected/Master'+ pirate_ref_re = regexp.compile('^/yoweb/pirate\\.wm') -max_pirate_namelen = 20 +max_pirate_namelen = 12 + +#---------- general utilities ---------- def debug(m): - if opts.debug: - print >>sys.stderr, m + if opts.debug > 0: + print m + +def format_time_interval(ti): + if ti < 120: return '%d:%02d' % (ti / 60, ti % 60) + if ti < 7200: return '%2dm' % (ti / 60) + if ti < 86400: return '%dh' % (ti / 3600) + return '%dd' % (ti / 86400) + +#---------- caching and rate-limiting data fetcher ---------- class Fetcher: def __init__(self, ocean, cachedir): @@ -44,6 +59,10 @@ class Fetcher: if oe.errno != errno.EEXIST: raise self._cache_scan(time.time()) + def default_ocean(self, ocean='ice'): + if self.ocean is None: + self.ocean = ocean + def _cache_scan(self, now): # returns list of ages, unsorted ages = [] @@ -65,19 +84,23 @@ class Fetcher: ages.append(age) return ages - def _rate_limit_cache_clean(self, now): + def need_wait(self, now): ages = self._cache_scan(now) ages.sort() debug('Fetcher ages ' + `ages`) min_age = 1 need_wait = 0 for age in ages: - if age < min_age: + if age < min_age and age < 300: debug('Fetcher morewait min=%d age=%d' % (min_age, age)) need_wait = max(need_wait, min_age - age) - min_age += 1 - min_age *= 1.5 + min_age += 3 + min_age *= 1.25 + return need_wait + + def _rate_limit_cache_clean(self, now): + need_wait = self.need_wait(now) if need_wait > 0: debug('Fetcher wait %d' % need_wait) time.sleep(need_wait) @@ -91,12 +114,12 @@ class Fetcher: if oe.errno != errno.ENOENT: raise f = None now = time.time() - max_age = max(opts.min_max_age, max(max_age, opts.expire_age)) + max_age = max(opts.min_max_age, min(max_age, opts.expire_age)) if f is not None: s = os.fstat(f.fileno()) age = now - s.st_mtime if age > max_age: - debug('Fetcher stale') + debug('Fetcher stale %d < %d'% (max_age, age)) f = None if f is not None: data = f.read() @@ -119,10 +142,13 @@ class Fetcher: return data def yoweb(self, kind, tail, max_age): + self.default_ocean() url = 'http://%s.puzzlepirates.com/yoweb/%s%s' % ( self.ocean, kind, tail) return self.fetch(url, max_age) +#---------- logging assistance for troubled screenscrapers ---------- + class SoupLog: def __init__(self): self.msgs = [ ] @@ -146,9 +172,12 @@ class SomethingSoupInfo(SoupLog): convertEntities=BeautifulSoup.HTML_ENTITIES ) +#---------- scraper for pirate pages ---------- + class PirateInfo(SomethingSoupInfo): # Public data members: # pi.standings = { 'Treasure Haul': 'Able' ... } + # pi.name = name # pi.crew = (id, name) # pi.flag = (id, name) # pi.msgs = [ 'message describing problem with scrape' ] @@ -156,6 +185,7 @@ class PirateInfo(SomethingSoupInfo): def __init__(self, pirate, max_age=300): SomethingSoupInfo.__init__(self, 'pirate.wm?target=', pirate, max_age) + self.name = pirate self._find_standings() self.crew = self._find_crewflag('crew', '^/yoweb/crew/info\\.wm') @@ -208,7 +238,7 @@ u'\\s*\\S*/([-A-Za-z]+)\\s*$|\\s*\\S*/\\S*\\s*\\(ocean\\-wide(?:\\s|\\xa0)+([-A- skl.msg('puzzle "%s" multiple standings %s' % (puzzle, `sl`)) continue - if not len(sl): + if not sl: skl.msg('puzzle "%s" no standing found' % puzzle) continue standing = sl[0] @@ -243,6 +273,8 @@ u'\\s*\\S*/([-A-Za-z]+)\\s*$|\\s*\\S*/\\S*\\s*\\(ocean\\-wide(?:\\s|\\xa0)+([-A- def __str__(self): return `(self.crew, self.flag, self.standings, self.msgs)` +#---------- scraper for crew pages ---------- + class CrewInfo(SomethingSoupInfo): # Public data members: # ci.crew = [ ('Captain', ['Pirate', ...]), @@ -272,7 +304,7 @@ class CrewInfo(SomethingSoupInfo): crew_rank_re = regexp.compile('/yoweb/images/crew') for row in tbl.contents: # findAll(recurse=False) - if isinstance(row, unicode): + if isinstance(row,basestring): continue is_rank = row.find('img', attrs={'src': crew_rank_re}) @@ -291,6 +323,8 @@ class CrewInfo(SomethingSoupInfo): def __str__(self): return `(self.crew, self.msgs)` +#---------- pretty-printer for tables of pirate puzzle standings ---------- + class StandingsTable: def __init__(self, use_puzzles=None, col_width=6): if use_puzzles is None: @@ -309,10 +343,12 @@ class StandingsTable: self.s = '' self._cw = col_width-1 - def _pline(self, pirate, puzstrs): - self.s += ' %-*s' % (max_pirate_namelen, pirate) + def _pline(self, pirate, puzstrs, extra): + self.s += ' %-*s' % (max(max_pirate_namelen, 14), pirate) for v in puzstrs: self.s += ' %-*.*s' % (self._cw,self._cw, v) + if extra: + self.s += ' ' + extra self.s += '\n' def _puzstr(self, pi, puzzle): @@ -340,17 +376,330 @@ class StandingsTable: spc = name.find(' ') if spc < 0: return name return name[0:min(4,spc)] + name[spc+1:] - self._pline('', map(puzn_redact, self._puzzles)) + self._pline('', map(puzn_redact, self._puzzles), None) def literalline(self, line): self.s += line + '\n' - def pirate(self, pirate): - pi = PirateInfo(pirate, 600) + def pirate_dummy(self, name, standingstring, extra=None): + self._pline(name, standingstring * len(self._puzzles), extra) + def pirate(self, pi, extra=None): puzstrs = [self._puzstr(pi,puz) for puz in self._puzzles] - self._pline(pirate, puzstrs) + self._pline(pi.name, puzstrs, extra) def results(self): return self.s +#---------- chat log parser ---------- + +class PirateAboard: + # This is essentially a transparent, dumb, data class. + # pa.v + # pa.name + # pa.last_time + # pa.last_event + # pa.gunner + # pa.last_chat_time + # pa.last_chat_chan + # pa.pi + + def __init__(pa, pn, v, time, event): + pa.name = pn + pa.v = v + pa.last_time = time + pa.last_event = event + pa.last_chat_time = None + pa.last_chat_chan = None + pa.gunner = False + pa.pi = None + + def pirate_info(pa): + if not pa.pi and not fetcher.need_wait(time.time()): + pa.pi = PirateInfo(pa.name, 3600) + return pa.pi + +class ChatLogTracker: + # This is quite complex so we make it opaque. Use the + # official invokers, accessors etc. + + def __init__(self, myself_pi, logfn): + self._pl = {} # self._pl['Pirate'] = + self._vl = {} # self._vl['Vessel']['Pirate'] = PirateAboard + # self._vl['Vessel']['#lastaboard'] + self._v = None # self._v = + self._vessel = None # self._vl[self._vessel] + self._date = None + self._myself = myself_pi + self._need_redisplay = False + self._f = file(logfn) + self._lbuf = '' + self._progress = [0, os.fstat(self._f.fileno()).st_size] + + def force_redisplay(self): + self._need_redisplay = True + + def _onboard_event(self,timestamp,pirate,event): + try: pa = self._pl[pirate] + except KeyError: pa = None + if pa is not None and pa.v is self._v: + pa.last_time = timestamp + pa.last_event = event + else: + if pa is not None: del pa.v[pirate] + pa = PirateAboard(pirate, self._v, timestamp, event) + self._pl[pirate] = pa + self._v[pirate] = pa + self._v['#lastaboard'] = timestamp + self.force_redisplay() + return pa + + def _trash_vessel(self, v): + for pn in v: + if pn.startswith('#'): continue + del self._pl[pn] + self.force_redisplay() + + def expire_garbage(self, timestamp): + for (vn,v) in list(self._vl.iteritems()): + la = v['#lastaboard'] + if timestamp - la > opts.ship_reboard_clearout: + self._debug_line_disposition(timestamp,'', + 'stale reset '+vn) + self._trash_vessel(v) + del self._vl[vn] + + def clear_vessel(self, timestamp): + if self._v is not None: + self._trash_vessel(self._v) + self._v = {'#lastaboard': timestamp} + self._vl[self._vessel] = self._v + + def _debug_line_disposition(self,timestamp,l,m): + debug('CLT %13s %-30s %s' % (timestamp,m,l)) + + def chatline(self,l): + rm = lambda re: regexp.match(re,l) + d = lambda m: self._debug_line_disposition(timestamp,l,m) + timestamp = None + + m = rm('=+ (\\d+)/(\\d+)/(\\d+) =+$') + if m: + self._date = [int(x) for x in m.groups()] + self._previous_timestamp = None + return d('date '+`self._date`) + + if self._date is None: + return d('date unset') + + m = rm('\\[(\d\d):(\d\d):(\d\d)\\] ') + if not m: + return d('no timestamp') + + while True: + time_tuple = (self._date + + [int(x) for x in m.groups()] + + [-1,-1,-1]) + timestamp = time.mktime(time_tuple) + if timestamp >= self._previous_timestamp: break + self._date[2] += 1 + self._debug_line_disposition(timestamp,'', + 'new date '+`self._date`) + + self._previous_timestamp = timestamp + + l = l[l.find(' ')+1:] + + def ob_x(who,event): + return self._onboard_event(timestamp, who, event) + def ob1(did): ob_x(m.group(1), did); return d(did) + def oba(did): return ob1('%s %s' % (did, m.group(2))) + + def disembark(who, how): + ob_x(who, 'leaving '+how) + del self._v[who] + del self._pl[who] + + m = rm('Going aboard the (\\S.*\\S)\\.\\.\\.$') + if m: + pn = self._myself.name + self._vessel = m.group(1) + dm = 'boarding' + + try: self._v = self._vl[self._vessel] + except KeyError: self._v = None; dm += ' new' + + if self._v is not None: la = self._v['#lastaboard'] + else: la = 0; dm += ' ?la' + + if timestamp - la > opts.ship_reboard_clearout: + self.clear_vessel(timestamp) + dm += ' stale' + + ob_x(pn, 'we boarded') + self.expire_garbage(timestamp) + return d(dm) + + if self._v is None: + return d('no vessel') + + m = rm('(\\w+) has come aboard\\.$') + if m: return ob1('boarded'); + + m = rm('You have ordered (\\w+) to do some (\\S.*\\S)\\.$') + if m: + (who,what) = m.groups() + pa = ob_x(who,'ord '+what) + if what == 'Gunning': + pa.gunner = True + return d('duty order') + + m = rm('(\\w+) abandoned a (\\S.*\\S) station\\.$') + if m: oba('stopped'); return d("end") + + def chat(what): + who = m.group(1) + try: pa = self._pl[who] + except KeyError: return d('chat mystery') + if pa.v is self._v: + pa.last_chat_time = timestamp + pa.last_chat_chan = what + self.force_redisplay() + return d('chat '+what) + + def chat_metacmd(what): + (cmdr, metacmd) = m.groups() + metacmd = regexp.sub('\\s+', ' ', metacmd).strip() + m2 = regexp.match( + '/([ad]) (?:([A-Za-z ]+)\\s*:)?([A-Za-z ]+)$', + metacmd) + if not m2: return chat(what) + + (cmd, vn, targets) = m2.groups() + + if cmdr == self._myself.name: how = 'manual: /%s' % cmd + else: how = '/%s %s' % (cmd,cmdr) + if cmd == 'a': each = ob_x + else: each = disembark + + if vn is not None: + vn = vn.title() + if not regexp.match( + '(?:.* )?' + vn + '$', + self._vessel): + return chat('/%s %s:' % (cmd,vn)) + + for target in targets.split(' '): + if not target: continue + each(target.title(), how) + return d('/%s' % cmd) + + m = rm('(\\w+) (?:issued an order|ordered everyone) "') + if m: return ob1('general order'); + + m = rm('(\\w+) says, "') + if m: return chat('public') + + m = rm('(\\w+) tells ye, "') + if m: return chat('private') + + m = rm('Ye told (\\w+), "(.*)"$') + if m: return chat_metacmd('private') + + m = rm('(\\w+) flag officer chats, "') + if m: return chat('flag officer') + + m = rm('(\\w+) officer chats, "(.*)"$') + if m: return chat_metacmd('officer') + + m = rm('Game over\\. Winners: ([A-Za-z, ]+)\\.$') + if m: + pl = m.group(1).split(', ') + if not self._myself.name in pl: + return d('lost boarding battle') + for pn in pl: + if ' ' in pn: continue + ob_x(pn,'won boarding battle') + return d('won boarding battle') + + m = rm('(\\w+) is eliminated\\!') + if m: return ob1('eliminated in fray'); + + m = rm('(\\w+) has left the vessel\.') + if m: + disembark(m.group(1), 'disembarked') + return d('disembarked') + + return d('not matched') + + def _str_vessel(self, vn, v): + s = ' vessel %s\n' % vn + s += ' '*20 + "%-*s %13s\n" % ( + max_pirate_namelen, '#lastaboard', + v['#lastaboard']) + for pn in sorted(v.keys()): + if pn.startswith('#'): continue + pa = v[pn] + assert pa.v == v + assert self._pl[pn] == pa + s += ' '*20 + "%s %-*s %13s %-30s %13s %s\n" % ( + (' ','G')[pa.gunner], + max_pirate_namelen, pn, + pa.last_time, pa.last_event, + pa.last_chat_time, pa.last_chat_chan) + return s + + def __str__(self): + s = '''= 2: + debug(self.__str__()) + if progress: progress.caughtup() + + def changed(self): + rv = self._need_redisplay + self._need_redisplay = False + return rv + def myname(self): + # returns our pirate name + return self._myself.name + def vessel(self): + # returns the vessel we're aboard or None + return self._vessel + def aboard(self): + # returns a list of PirateAboard sorted by name + if self._v is None: return [] + return [ self._v[pn] + for pn in sorted(self._v.keys()) + if not pn.startswith('#') ] + +#---------- implementations of actual operation modes ---------- + def do_pirate(pirates, bu): print '{' for pirate in pirates: @@ -360,8 +709,9 @@ def do_pirate(pirates, bu): def prep_crew_of(args, bu, max_age=300): if len(args) != 1: bu('crew-of takes one pirate name') - pi = PirateInfo(args[0]) - return CrewInfo(pi.crew[0]) + pi = PirateInfo(args[0], max_age) + if pi.crew is None: return None + return CrewInfo(pi.crew[0], max_age) def do_crew_of(args, bu): ci = prep_crew_of(args, bu) @@ -375,9 +725,172 @@ def do_standings_crew_of(args, bu): if not members: continue tab.literalline('%s:' % rank) for p in members: - tab.pirate(p) + pi = PirateInfo(p, random.randint(900,1800)) + tab.pirate(pi) print tab.results() +class ProgressPrintPercentage: + def __init__(self, f=sys.stdout): + self._f = f + def progress_string(self,done,total): + return "scan chat logs %3d%%\r" % ((done*100) / total) + def progress(self,*a): + self._f.write(self.progress_string(*a)) + self._f.flush() + def show_init(self, pirate, ocean): + print >>self._f, 'Starting up, %s on the %s ocean' % ( + pirate, ocean) + def caughtup(self): + self._f.write(' \r') + self._f.flush() + +#----- modes which use the chat log parser are quite complex ----- + +def prep_chat_log(args, bu, + progress=ProgressPrintPercentage(), + max_myself_age=3600): + if len(args) != 1: bu('this action takes only chat log filename') + logfn = args[0] + logfn_re = '(?:.*/)?([A-Z][a-z]+)_([a-z]+)_' + match = regexp.match(logfn_re, logfn) + if not match: bu('chat log filename is not in expected format') + (pirate, ocean) = match.groups() + fetcher.default_ocean(ocean) + + myself = PirateInfo(pirate,max_myself_age) + progress.show_init(pirate, fetcher.ocean) + track = ChatLogTracker(myself, logfn) + + opts.debug -= 2 + track.catchup(progress) + opts.debug += 2 + + track.force_redisplay() + + return (myself, track) + +def do_track_chat_log(args, bu): + (myself, track) = prep_chat_log(args, bu) + while True: + track.catchup() + if track.changed(): + print track + time.sleep(1) + +#----- ship management aid ----- + +class Display_dumb(ProgressPrintPercentage): + def __init__(self): + ProgressPrintPercentage.__init__(self) + def show(self, s): + print '\n\n', s; + def realstart(self): + pass + +class Display_overwrite(ProgressPrintPercentage): + def __init__(self): + ProgressPrintPercentage.__init__(self) + + null = file('/dev/null','w') + curses.setupterm(fd=null.fileno()) + + self._clear = curses.tigetstr('clear') + if not self._clear: + self._debug('missing clear!') + self.show = Display_dumb.show + return + + self._t = {'el':'', 'ed':''} + if not self._init_sophisticated(): + for k in self._t.keys(): self._t[k] = '' + self._t['ho'] = self._clear + + def _debug(self,m): debug('display overwrite: '+m) + + def _init_sophisticated(self): + for k in self._t.keys(): + s = curses.tigetstr(k) + self._t[k] = s + self._t['ho'] = curses.tigetstr('ho') + if not self._t['ho']: + cup = curses.tigetstr('cup') + self._t['ho'] = curses.tparm(cup,0,0) + missing = [k for k in self._t.keys() if not self._t[k]] + if missing: + self.debug('missing '+(' '.join(missing))) + return 0 + return 1 + + def show(self, s): + w = sys.stdout.write + def wti(k): w(self._t[k]) + + wti('ho') + nl = '' + for l in s.rstrip().split('\n'): + w(nl) + w(l) + wti('el') + nl = '\r\n' + wti('ed') + w(' ') + sys.stdout.flush() + + def realstart(self): + sys.stdout.write(self._clear) + sys.stdout.flush() + + +def do_ship_aid(args, bu): + if opts.ship_duty is None: opts.ship_duty = True + + displayer = globals()['Display_'+opts.display]() + rotate_nya = '/-\\' + + (myself, track) = prep_chat_log(args, bu, progress=displayer) + + def timeevent(t,e): + if t is None: return ' ' * 22 + return " %-4s %-16s" % (format_time_interval(now - t),e) + + displayer.realstart() + + while True: + track.catchup() + now = time.time() + + s = "%s" % track.myname() + + vn = track.vessel() + if vn is None: s += " not on a vessel?!" + else: s += " on board the %s" % vn + s += " at %s\n" % time.strftime("%Y-%m-%d %H:%M:%S") + + tbl = StandingsTable() + tbl.headings() + + for pa in track.aboard(): + pi = pa.pirate_info() + + xs = '' + if pa.gunner: xs += 'G ' + else: xs += ' ' + xs += timeevent(pa.last_time, pa.last_event) + xs += timeevent(pa.last_chat_time, pa.last_chat_chan) + + if pi is None: + tbl.pirate_dummy(pa.name, rotate_nya[0], xs) + else: + tbl.pirate(pi, xs) + + s += tbl.results() + + displayer.show(s) + time.sleep(1) + rotate_nya = rotate_nya[1:3] + rotate_nya[0] + +#---------- main program ---------- + def main(): global opts, fetcher @@ -387,27 +900,43 @@ actions: yoweb-scrape [--ocean OCEAN ...] pirate PIRATE yoweb-scrape [--ocean OCEAN ...] crew-of PIRATE yoweb-scrape [--ocean OCEAN ...] standings-crew-of PIRATE + yoweb-scrape [--ocean OCEAN ...] track-chat-log CHAT-LOG + yoweb-scrape [options] ship-aid CHAT-LOG (must be .../PIRATE_OCEAN_chat-log*) + +display modes (for --display) apply to ship-aid: + --display=dumb just print new information, scrolling the screen + --display=overwrite use cursor motion, selective clear, etc. to redraw at top ''') ao = pa.add_option - ao('-O','--ocean',dest='ocean', metavar='OCEAN', - default='ice', + ao('-O','--ocean',dest='ocean', metavar='OCEAN', default=None, help='select ocean OCEAN') ao('--cache-dir', dest='cache_dir', metavar='DIR', default='~/.yoweb-scrape-cache', help='cache yoweb pages in DIR') - ao('-D','--debug', action='store_true', dest='debug', default=False, + ao('-D','--debug', action='count', dest='debug', default=0, help='enable debugging output') + ao('--debug-fd', action='count', dest='debug_fd', + help='write any debugging output to specified fd') ao('-q','--quiet', action='store_true', dest='quiet', help='suppress warning output') + ao('--display', action='store', dest='display', + type='choice', choices=['dumb','overwrite'], + help='how to display ship aid') ao('--ship-duty', action='store_true', dest='ship_duty', help='show ship duty station puzzles') + ao('--all-puzzles', action='store_false', dest='ship_duty', + help='show all puzzles, not just ship duty stations') (opts,args) = pa.parse_args() + random.seed() if len(args) < 1: pa.error('need a mode argument') + if opts.debug_fd is not None: + opts.debug_file = fdopen(opts.debug_fd, 'w') + mode = args[0] mode_fn_name = 'do_' + mode.replace('_','#').replace('-','_') try: mode_fn = globals()[mode_fn_name] @@ -416,10 +945,18 @@ actions: # fixed parameters opts.min_max_age = 60 opts.expire_age = 3600 + opts.ship_reboard_clearout = 3600 if opts.cache_dir.startswith('~/'): opts.cache_dir = os.getenv('HOME') + opts.cache_dir[1:] + if opts.display is None: + if ((opts.debug > 0 and opts.debug_fd is None) + or not os.isatty(sys.stdout.fileno())): + opts.display = 'dumb' + else: + opts.display = 'overwrite' + fetcher = Fetcher(opts.ocean, opts.cache_dir) mode_fn(args[1:], pa.error)