diff options
Diffstat (limited to 'jfr_playoff/tournamentinfo')
| -rw-r--r-- | jfr_playoff/tournamentinfo/__init__.py | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/jfr_playoff/tournamentinfo/__init__.py b/jfr_playoff/tournamentinfo/__init__.py new file mode 100644 index 0000000..70e341f --- /dev/null +++ b/jfr_playoff/tournamentinfo/__init__.py @@ -0,0 +1,224 @@ +from math import ceil +import re + +import jfr_playoff.sql as p_sql +from jfr_playoff.remote import RemoteUrl as p_remote +from jfr_playoff.logger import PlayoffLogger + +SWISS_TIE_WARNING = 'tie detected in swiss %s.' + \ + ' Make sure to resolve the tie by arranging teams' + \ + ' in configuration file.' + + +class TournamentInfo: + + def __init__(self, settings, database): + self.settings = settings + self.database = database + + def __get_html_results(self): + if 'link' not in self.settings: + raise KeyError('link not configured') + if not self.settings['link'].endswith('leaderb.html'): + raise ValueError('invalid link to tournament results') + PlayoffLogger.get('tournamentinfo').info( + 'fetching tournament results from leaderboard URL: %s', + self.settings['link']) + leaderboard = p_remote.fetch(self.settings['link']) + result_links = [ + row.select('a[onmouseover]') + for row + in leaderboard.find_all('tr') + if len(row.select('a[onmouseover]')) > 0] + results = [None] * (len(result_links) * max([ + len(links) for links in result_links])) + for i in range(0, len(result_links)): + for j in range(0, len(result_links[i])): + results[len(result_links) * j + i] = result_links[i][j] + teams = [] + team_links = {} + for team in results: + if team is not None: + team_info = [] + fullname = team.text.strip(u'\xa0') + team_links[team['href']] = fullname + team_info.append(fullname) + team_info.append('') + team_image = team.find('img') + if team_image is not None: + team_info.append(team_image['src'].replace('images/', '')) + teams.append(team_info) + PlayoffLogger.get('tournamentinfo').info( + 'read tournament results from leaderboard: %s', teams) + for table in range(1, int(ceil(len(teams)/2.0))+1): + table_url = self.get_results_link('1t%d-1.html' % (table)) + table_content = p_remote.fetch(table_url) + PlayoffLogger.get('tournamentinfo').info( + 'reading team shortnames from traveller: %s', table_url) + for link in table_content.select('a.br'): + if link['href'] in team_links: + for team in teams: + if team[0] == team_links[link['href']]: + team[1] = link.text.strip(u'\xa0') + PlayoffLogger.get('tournamentinfo').info( + 'shortname for %s: %s', team[0], team[1]) + break + PlayoffLogger.get('tournamentinfo').info( + 'tournament results from HTML: %s', teams) + return teams + + def __get_db_results(self): + if self.database is None: + raise KeyError('database not configured') + if 'database' not in self.settings: + raise KeyError('database not configured') + if 'ties' not in self.settings: + self.settings['ties'] = [] + swiss_teams = self.database.fetch_all( + self.settings['database'], p_sql.SWISS_RESULTS, {}) + swiss_results = sorted( + swiss_teams, + key=lambda t: self.settings['ties'].index(t[0]) \ + if t[0] in self.settings['ties'] else -1) + swiss_results = sorted( + swiss_results, key=lambda t: t[1], reverse=True) + swiss_results = sorted(swiss_results, key=lambda team: team[2]) + PlayoffLogger.get('tournamentinfo').info( + 'fetched tournament results from database %s: %s', + self.settings['database'], swiss_results) + prev_result = None + for team in swiss_results: + if prev_result == team[1]: + PlayoffLogger.get('tournamentinfo').warning( + SWISS_TIE_WARNING, self.settings['database']) + prev_result = team[1] + db_teams = [[team[0], team[3], team[4]] for team in swiss_results] + PlayoffLogger.get('tournamentinfo').info( + 'fetched team list from database %s: %s', + self.settings['database'], db_teams) + return db_teams + + def __get_html_finished(self): + if 'link' not in self.settings: + raise KeyError('link not configured') + if not self.settings['link'].endswith('leaderb.html'): + raise ValueError('invalid tournament leaderboard link') + PlayoffLogger.get('tournamentinfo').info( + 'fetching tournament finished status from HTML: %s', + self.settings['link']) + leaderboard = p_remote.fetch(self.settings['link']) + leaderb_heading = leaderboard.select('td.bdnl12')[0].text + contains_digits = any(char.isdigit() for char in leaderb_heading) + PlayoffLogger.get('tournamentinfo').info( + 'tournament header from HTML: %s, %s', + leaderb_heading, + 'contains digits' if contains_digits else "doesn't contain digits") + non_zero_scores = [ + imps.text + for imps + in leaderboard.select('td.bdc small') + if imps.text != '0-0'] + PlayoffLogger.get('tournamentinfo').info( + 'tournament leaderboard from HTML: has %d non-zero scores', + len(non_zero_scores)) + finished = (not contains_digits) and (len(non_zero_scores) > 0) + PlayoffLogger.get('tournamentinfo').info( + 'tournament leaderboard from HTML indicates finished: %s', + finished) + return finished + + def __get_db_finished(self): + if self.database is None: + raise KeyError('database not configured') + if 'database' not in self.settings: + raise KeyError('database not configured') + finished = self.database.fetch( + self.settings['database'], p_sql.SWISS_ENDED, {}) + PlayoffLogger.get('tournamentinfo').info( + 'fetching tournament finished status from DB %s: %s', + self.settings['database'], finished) + return (len(finished) > 0) and (finished[0] > 0) + + def __get_html_link(self, suffix='leaderb.html'): + if 'link' not in self.settings: + raise KeyError('link not configured') + if not self.settings['link'].endswith('leaderb.html'): + raise ValueError('invalid tournament leaderboard link') + link = re.sub(r'leaderb.html$', suffix, self.settings['link']) + PlayoffLogger.get('tournamentinfo').info( + 'generating tournament-specific link from leaderboard link %s: %s -> %s', + self.settings['link'], suffix, link) + return link + + def __get_db_link(self, suffix='leaderb.html'): + if self.database is None: + raise KeyError('database not configured') + if 'database' not in self.settings: + raise KeyError('database not configured') + row = self.database.fetch( + self.settings['database'], p_sql.PREFIX, ()) + if row is not None: + if len(row) > 0: + link = row[0] + suffix + PlayoffLogger.get('tournamentinfo').info( + 'generating tournament-specific link from DB %s prefix: %s -> %s', + self.settings['database'], suffix, link) + return link + raise ValueError('unable to fetch db link') + + def get_tournament_results(self): + teams = [] + try: + teams = self.__get_db_results() + except (IOError, TypeError, IndexError, KeyError) as e: + PlayoffLogger.get('tournamentinfo').warning( + 'cannot determine tournament results from DB: %s(%s)', + type(e).__name__, str(e)) + try: + teams = self.__get_html_results() + except (TypeError, IndexError, KeyError, IOError, ValueError) as e: + PlayoffLogger.get('tournamentinfo').warning( + 'cannot determine tournament results from HTML: %s(%s)', + type(e).__name__, str(e)) + if self.is_finished(): + final_positions = self.settings.get('final_positions', []) + PlayoffLogger.get('tournamentinfo').info( + 'setting final positions from tournament results: %s', + final_positions) + for position in final_positions: + if len(teams) >= position: + teams[position-1] = (teams[position-1] + [None] * 4)[0:4] + teams[position-1][3] = position + return teams + + def is_finished(self): + try: + return self.__get_db_finished() + except (IOError, TypeError, IndexError, KeyError) as e: + PlayoffLogger.get('tournamentinfo').warning( + 'cannot determine tournament finished status from DB: %s(%s)', + type(e).__name__, str(e)) + try: + return self.__get_html_finished() + except (TypeError, IndexError, KeyError, IOError, ValueError) as e: + PlayoffLogger.get('tournamentinfo').warning( + 'cannot determine tournament finished status from HTML: %s(%s)', + type(e).__name__, str(e)) + PlayoffLogger.get('tournamentinfo').info( + 'assuming tournament is finished') + return True + + def get_results_link(self, suffix='leaderb.html'): + try: + return self.__get_db_link(suffix) + except (IOError, TypeError, IndexError, KeyError) as e: + PlayoffLogger.get('tournamentinfo').warning( + 'cannot determine tournament link from DB: %s(%s)', + type(e).__name__, str(e)) + try: + return self.__get_html_link(suffix) + except (KeyError, ValueError): + PlayoffLogger.get('tournamentinfo').warning( + 'cannot determine tournament link from HTML: %s(%s)', + type(e).__name__, str(e)) + return None |