Refactoring package structure (MatchInfo together with TournamentInfo)

1 files changed, 465 insertions, 0 deletions

diff --git a/jfr_playoff/data/info.py b/jfr_playoff/data/info.py
index cb84b75..aec78c2 100644
--- a/jfr_playoff/data/info.py
+++ b/jfr_playoff/data/info.py
@@ -1,3 +1,9 @@
+import re
+from urlparse import urljoin
+
+import jfr_playoff.sql as p_sql
+from jfr_playoff.dto import Match, Team
+from jfr_playoff.remote import RemoteUrl as p_remote
 from jfr_playoff.logger import PlayoffLogger
 
 
@@ -67,3 +73,462 @@ class TournamentInfo(ResultInfo):
 
     def get_results_link(self, suffix='leaderb.html'):
         return self.call_client('get_results_link', None, suffix)
+
+
+class MatchInfo(ResultInfo):
+
+    matches = {}
+
+    def __init__(self, match_config, teams, database, aliases=None):
+        self.config = match_config
+        self.teams = teams
+        self.database = database
+        self.aliases = {}
+        if aliases:
+            for team, team_aliases in aliases.iteritems():
+                for alias in team_aliases:
+                    self.aliases[alias] = team
+        ResultInfo.__init__(self, match_config, database)
+        self.info = Match()
+        self.__init_info()
+        self.__fetch_match_link()
+
+    def fill_client_list(self, settings, database):
+        return []
+
+    def __init_info(self):
+        self.info.id = self.config['id']
+        MatchInfo.matches[self.info.id] = self.info
+        self.info.running = 0
+        self.info.winner_matches = []
+        self.info.loser_matches = []
+        for i in range(0, 2):
+            if 'winner' in self.config['teams'][i]:
+                self.info.winner_matches += self.config['teams'][i]['winner']
+            if 'loser' in self.config['teams'][i]:
+                self.info.loser_matches += self.config['teams'][i]['loser']
+        self.info.winner_matches = list(set(self.info.winner_matches))
+        self.info.loser_matches = list(set(self.info.loser_matches))
+        self.info.winner_place = self.config.get('winner', [])
+        self.info.loser_place = self.config.get('loser', [])
+        self.info.teams = []
+
+    def __fetch_match_link(self):
+        if 'link' in self.config:
+            self.info.link = self.config['link']
+            PlayoffLogger.get('matchinfo').info(
+                'match #%d link pre-defined: %s', self.info.id, self.info.link)
+        elif ('round' in self.config) and ('database' in self.config):
+            event_info = TournamentInfo(self.config, self.database)
+            self.info.link = event_info.get_results_link(
+                'runda%d.html' % (self.config['round']))
+            PlayoffLogger.get('matchinfo').info(
+                'match #%d link fetched: %s', self.info.id, self.info.link)
+        else:
+            PlayoffLogger.get('matchinfo').info('match #%d link empty', self.info.id)
+
+    def __get_predefined_scores(self):
+        teams = [Team(), Team()]
+        scores_fetched = False
+        teams_fetched = False
+        if 'score' in self.config:
+            i = 0
+            for score in self.config['score']:
+                if isinstance(self.config['score'], dict):
+                    teams[i].score = self.config['score'][score]
+                    try:
+                        team_no = int(score)
+                        teams[i].name = [self.teams[team_no-1][0]]
+                    except ValueError:
+                        teams[i].name = [score]
+                    teams_fetched = True
+                else:
+                    teams[i].score = score
+                i += 1
+                if i == 2:
+                    break
+            scores_fetched = True
+            PlayoffLogger.get('matchinfo').info(
+                'pre-defined scores for match #%d: %s',
+                self.info.id, teams)
+        return scores_fetched, teams_fetched, teams
+
+    def __get_db_teams(self, teams, fetch_scores):
+        row = self.database.fetch(
+            self.config['database'], p_sql.MATCH_RESULTS,
+            (self.config['table'], self.config['round']))
+        for i in range(0, 2):
+            teams[i].name = [row[i]]
+            teams[i].known_teams = 1
+        if fetch_scores:
+            teams[0].score = row[3] + row[5]
+            teams[1].score = row[4] + row[6]
+            if row[2] > 0:
+                teams[0].score += row[2]
+            else:
+                teams[1].score -= row[2]
+        PlayoffLogger.get('matchinfo').info(
+            'db scores for match #%d: %s', self.info.id, teams)
+        return teams
+
+    def __find_table_row(self, url):
+        html_content = p_remote.fetch(url)
+        for row in html_content.select('tr tr'):
+            for cell in row.select('td.t1'):
+                if cell.text.strip() == str(self.config['table']):
+                    PlayoffLogger.get('matchinfo.html').debug(
+                        'HTML row for table %d found: %s',
+                        self.config['table'], row)
+                    return row
+        PlayoffLogger.get('matchinfo.html').debug(
+            'HTML row for table %d not found',
+            self.config['table'])
+        return None
+
+    def __get_html_teams(self, teams, fetch_score):
+        if self.info.link is None:
+            raise ValueError('link not set')
+        row = self.__find_table_row(self.info.link)
+        if row is None:
+            raise ValueError('table row not found')
+        try:
+            scores = [
+                float(text) for text
+                in row.select('td.bdc')[-1].contents
+                if isinstance(text, unicode)]
+        except ValueError:
+            # single-segment match
+            try:
+                # running single-segment
+                scores = [
+                    float(text.strip()) for text
+                    in row.select('td.bdcg a')[-1].contents
+                    if isinstance(text, unicode)]
+            except IndexError:
+                try:
+                    # static single-segment
+                    scores = [
+                        float(text.strip()) for text
+                        in row.select('td.bdc a')[-1].contents
+                        if isinstance(text, unicode)]
+                except IndexError:
+                    # toweled single-segment
+                    scores = [0.0, 0.0]
+            # carry-over
+            carry_over = [
+                float(text.strip()) if len(text.strip()) > 0 else 0.0 for text
+                in row.select('td.bdc')[0].contents
+                if isinstance(text, unicode)]
+            if len(carry_over) < 2:
+                # no carry-over, possibly no carry-over cells or empty
+                carry_over = [0.0, 0.0]
+            for i in range(0, 2):
+                scores[i] += carry_over[i]
+        team_names = [[text for text in link.contents
+                       if isinstance(text, unicode)][0].strip(u'\xa0')
+                      for link in row.select('a[onmouseover]')]
+        for i in range(0, 2):
+            teams[i].name = [team_names[i]]
+            teams[i].known_teams = 1
+            teams[i].score = scores[i]
+        PlayoffLogger.get('matchinfo').info(
+            'HTML scores for match #%d: %s',
+            self.info.id, teams)
+        return teams
+
+    def __get_config_teams(self, teams):
+        for i in range(0, 2):
+            match_teams = []
+            possible_teams = []
+            if isinstance(self.config['teams'][i], basestring):
+                match_teams = [self.config['teams'][i]]
+            elif isinstance(self.config['teams'][i], list):
+                match_teams = self.config['teams'][i]
+            else:
+                if 'winner' in self.config['teams'][i]:
+                    match_teams += [
+                        MatchInfo.matches[winner_match].winner
+                        for winner_match in self.config['teams'][i]['winner']]
+                    possible_teams += [
+                        MatchInfo.matches[winner_match].possible_winner
+                        for winner_match in self.config['teams'][i]['winner']]
+                if 'loser' in self.config['teams'][i]:
+                    match_teams += [
+                        MatchInfo.matches[loser_match].loser
+                        for loser_match in self.config['teams'][i]['loser']]
+                    possible_teams += [
+                        MatchInfo.matches[loser_match].possible_loser
+                        for loser_match in self.config['teams'][i]['loser']]
+                if 'place' in self.config['teams'][i]:
+                    match_teams += [
+                        self.teams[place-1][0]
+                        for place in self.config['teams'][i]['place']]
+            teams[i].name = match_teams
+            teams[i].possible_name = possible_teams
+            teams[i].known_teams = len([team for team in match_teams if team is not None])
+            teams[i].selected_team = self.config['selected_teams'][i] if 'selected_teams' in self.config else -1
+        PlayoffLogger.get('matchinfo').info(
+            'config scores for match #%d: %s',
+            self.info.id, teams)
+        return teams
+
+    def __resolve_team_aliases(self, teams):
+        return [self.aliases[team] if team in self.aliases else team for team in teams]
+
+    def __fetch_teams_with_scores(self):
+        (scores_fetched, teams_fetched, self.info.teams) = self.__get_predefined_scores()
+        if scores_fetched:
+            PlayoffLogger.get('matchinfo').info(
+                'pre-defined scores for match #%d fetched', self.info.id)
+            self.info.running = int(self.config.get('running', -1))
+        if not teams_fetched:
+            try:
+                try:
+                    if self.database is None:
+                        raise KeyError('database not configured')
+                    if 'database' not in self.config:
+                        raise KeyError('database not configured')
+                    self.info.teams = self.__get_db_teams(
+                        self.info.teams, not scores_fetched)
+                except (IOError, TypeError, IndexError, KeyError) as e:
+                    PlayoffLogger.get('matchinfo').warning(
+                        'fetching DB scores for match #%d failed: %s(%s)',
+                        self.info.id, type(e).__name__, str(e))
+                    self.info.teams = self.__get_html_teams(
+                        self.info.teams, not scores_fetched)
+            except (TypeError, IndexError, KeyError, IOError, ValueError) as e:
+                PlayoffLogger.get('matchinfo').warning(
+                    'fetching HTML scores for match #%d failed: %s(%s)',
+                    self.info.id, type(e).__name__, str(e))
+                self.info.teams = self.__get_config_teams(self.info.teams)
+        for team in range(0, len(self.info.teams)):
+            if isinstance(self.config['teams'][team], dict):
+                self.info.teams[team].place = self.config['teams'][team].get(
+                    'place', self.info.teams[team].place)
+            self.info.teams[team].name = self.__resolve_team_aliases(self.info.teams[team].name)
+            PlayoffLogger.get('matchinfo').info('team list after resolving aliases: %s', self.info.teams[team].name)
+            self.info.teams[team].possible_name = self.__resolve_team_aliases(self.info.teams[team].possible_name)
+            PlayoffLogger.get('matchinfo').info('predicted team list after resolving aliases: %s', self.info.teams[team].possible_name)
+
+
+    def __get_db_board_count(self):
+        towels = self.database.fetch(
+            self.config['database'], p_sql.TOWEL_COUNT,
+            (self.config['table'], self.config['round']))
+        row = [0 if r is None
+               else r for r in
+               self.database.fetch(
+                   self.config['database'], p_sql.BOARD_COUNT,
+                   (self.config['table'], self.config['round']))]
+        boards_to_play = int(row[0])
+        boards_played = max(int(row[1]), 0)
+        if boards_to_play > 0:
+            boards_played += int(towels[0])
+        PlayoffLogger.get('matchinfo').info(
+            'DB board count for match #%d: %d/%d',
+            self.info.id, boards_played, boards_to_play)
+        return boards_played, boards_to_play
+
+    def __has_segment_link(self, cell):
+        links = [link for link in cell.select('a[href]')
+                 if re.match(r'^.*\d+t\d+-\d+\.htm$', link['href'])]
+        return len(links) > 0
+
+    def __has_towel_image(self, cell):
+        return len(cell.select('img[alt="towel"]')) > 0
+
+    def __get_html_running_boards(self, cell):
+        return int(cell.contents[-1].strip())
+
+    def __get_html_segment_board_count(self, segment_url):
+        segment_content = p_remote.fetch(segment_url)
+        board_rows = [row for row in segment_content.find_all('tr') if len(row.select('td.bdcc a.zb')) > 0]
+        board_count = len(board_rows)
+        played_boards = len([
+            row for row in board_rows if len(
+                ''.join([cell.text.strip() for cell in row.select('td.bdc')])) > 0])
+        return played_boards, board_count
+
+    def __get_finished_info(self, cell):
+        segment_link = cell.select('a[href]')
+        if len(segment_link) > 0:
+            segment_url = re.sub(
+                r'\.htm$', '.html',
+                urljoin(self.info.link, segment_link[0]['href']))
+            try:
+                played_boards, board_count = self.__get_html_segment_board_count(segment_url)
+                PlayoffLogger.get('matchinfo').info(
+                    'HTML played boards count for segment: %d/%d',
+                    played_boards, board_count)
+                return board_count, played_boards >= board_count
+            except IOError as e:
+                PlayoffLogger.get('matchinfo').info(
+                    'cannot fetch HTML played boards count for segment: %s(%s)',
+                    self.info.id, type(e).__name__, str(e))
+                return 0, False
+        return 0, False
+
+    def __get_html_board_count(self):
+        if self.info.link is None:
+            raise ValueError('link not set')
+        row = self.__find_table_row(self.info.link)
+        if row is None:
+            raise ValueError('table row not found')
+        for selector in ['td.bdc', 'td.bdcg']:
+            cells = row.select(selector)
+            segments = [cell for cell in cells if self.__has_segment_link(cell)]
+            towels = [cell for cell in cells if self.__has_towel_image(cell)]
+            if len(segments) == 0:
+                # in single-segment match, there are no td.bdc cells with segment links
+                # but maybe it's a multi-segment match with towels
+                if len(towels) > 0:
+                    PlayoffLogger.get('matchinfo').info(
+                        'HTML board count for match #%d: all towels', self.info.id)
+                    return 1, 1 # entire match is toweled, so mark as finished
+            else:
+                # not a single-segment match, no need to look for td.bdcg cells
+                break
+        if len(segments) == 0:
+            raise ValueError('segments not found')
+        running_segments = row.select('td.bdca')
+        running_boards = sum([self.__get_html_running_boards(segment) for segment in running_segments])
+        finished_segments = []
+        boards_in_segment = None
+        for segment in segments:
+            if segment not in running_segments:
+                boards, is_finished = self.__get_finished_info(segment)
+                if is_finished:
+                    finished_segments.append(segment)
+                if boards_in_segment is None and boards > 0:
+                    boards_in_segment = boards
+        if 'bdcg' in segments[0]['class']:
+            # only a single-segment match will yield td.bdcg cells with segment scores
+            total_boards = boards_in_segment
+        else:
+            PlayoffLogger.get('matchinfo').info(
+                'HTML board count for match #%d, found: %d finished segments, %d towels, %d boards per segment and %d boards in running segment',
+                self.info.id, len(finished_segments), len(towels), boards_in_segment, running_boards)
+            total_boards = (len(segments) + len(towels) + len(running_segments)) * boards_in_segment
+        played_boards = (len(towels) + len(finished_segments)) * boards_in_segment + running_boards
+        PlayoffLogger.get('matchinfo').info(
+            'HTML board count for match #%d: %d/%d',
+            self.info.id, played_boards, total_boards)
+        return played_boards, total_boards
+
+    def __fetch_board_count(self):
+        boards_played = 0
+        boards_to_play = 0
+        try:
+            if self.database is None:
+                raise KeyError('database not configured')
+            boards_played, boards_to_play = self.__get_db_board_count()
+        except (IOError, TypeError, IndexError, KeyError) as e:
+            PlayoffLogger.get('matchinfo').warning(
+                'fetching board count from DB for match #%d failed: %s(%s)',
+                self.info.id, type(e).__name__, str(e))
+            try:
+                boards_played, boards_to_play = self.__get_html_board_count()
+            except (TypeError, IndexError, KeyError, IOError, ValueError) as e:
+                PlayoffLogger.get('matchinfo').warning(
+                    'fetching board count from HTML for match #%d failed: %s(%s)',
+                    self.info.id, type(e).__name__, str(e))
+                pass
+        if boards_played > 0:
+            self.info.running = -1 \
+                if boards_played >= boards_to_play \
+                   else boards_played
+
+    def __determine_outcome(self):
+        if (self.info.teams[0].known_teams == 1) \
+           and (self.info.teams[1].known_teams == 1):
+            if self.info.running == -1:
+                if self.info.teams[0].score > self.info.teams[1].score:
+                    self.info.winner = self.info.teams[0].name[0]
+                    self.info.loser = self.info.teams[1].name[0]
+                else:
+                    self.info.loser = self.info.teams[0].name[0]
+                    self.info.winner = self.info.teams[1].name[0]
+            elif self.info.running > 0:
+                if self.info.teams[0].score > self.info.teams[1].score:
+                    self.info.possible_winner = self.info.teams[0].name[0]
+                    self.info.possible_loser = self.info.teams[1].name[0]
+                elif self.info.teams[0].score < self.info.teams[1].score:
+                    self.info.possible_loser = self.info.teams[0].name[0]
+                    self.info.possible_winner = self.info.teams[1].name[0]
+
+    def __get_db_running_link(self, prefix, round_no):
+        current_segment = int(
+            self.database.fetch(
+                self.config['database'], p_sql.CURRENT_SEGMENT, ())[0])
+        PlayoffLogger.get('matchinfo').info(
+            'fetched running segment from DB for match #%d: %d',
+            self.info.id, current_segment)
+        return '%s%st%d-%d.html' % (
+            prefix, round_no, self.config['table'], current_segment)
+
+    def __get_html_running_link(self):
+        if self.info.link is None:
+            raise ValueError('link not set')
+        row = self.__find_table_row(self.info.link)
+        running_link = row.select('td.bdcg a[href]')
+        if len(running_link) == 0:
+            raise ValueError('running link not found')
+        PlayoffLogger.get('matchinfo').info(
+            'fetched running link from HTML for match #%d: %s',
+            self.info.id, running_link)
+        return urljoin(self.info.link, running_link[0]['href'])
+
+    def __determine_running_link(self):
+        if self.info.link is None:
+            return
+        match_link = self.info.link
+        link_match = re.match(r'^(.*)runda(\d+)\.html$', self.info.link)
+        if link_match:
+            try:
+                if self.database is None:
+                    raise KeyError('database not configured')
+                self.info.link = self.__get_db_running_link(
+                    link_match.group(1), link_match.group(2))
+            except (IOError, TypeError, IndexError, KeyError) as e:
+                PlayoffLogger.get('matchinfo').warning(
+                    'cannot determine running link from DB for match #%d: %s(%s)',
+                    self.info.id, type(e).__name__, str(e))
+                try:
+                    self.info.link = self.__get_html_running_link()
+                except (TypeError, IndexError, KeyError, IOError, ValueError) as e:
+                    PlayoffLogger.get('matchinfo').warning(
+                        'cannot determine running link from HTML for match #%d: %s(%s)',
+                        self.info.id, type(e).__name__, str(e))
+            if self.info.link != match_link:
+                # we've detected a running segment link
+                # we should check if the segment's uploaded live
+                try:
+                    boards_played, board_count = self.__get_html_segment_board_count(re.sub('\.htm$', '.html', self.info.link))
+                except IOError as e:
+                    PlayoffLogger.get('matchinfo').warning(
+                        'cannot determine running link (%s) board count for match #%d: %s(%s)',
+                        self.info.link, self.info.id, type(e).__name__, str(e))
+                    boards_played = 0
+                if not boards_played:
+                    PlayoffLogger.get('matchinfo').warning(
+                        'running link (%s) for match #%d is not live, reverting to match link (%s)',
+                        self.info.link, self.info.id, match_link)
+                    self.info.link = match_link
+
+    def set_phase_link(self, phase_link):
+        if self.info.link is None:
+            self.info.link = phase_link
+        else:
+            if self.info.link != '#':
+                self.info.link = urljoin(phase_link, self.info.link)
+        PlayoffLogger.get('matchinfo').info(
+            'applying phase link %s to match #%d: %s',
+            phase_link, self.info.id, self.info.link)
+
+    def get_info(self):
+        self.__fetch_teams_with_scores()
+        self.__fetch_board_count()
+        self.__determine_outcome()
+        if self.info.running > 0:
+            self.__determine_running_link()
+        return self.info