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database.py
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database.py
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import sqlite3
from datetime import datetime
import config
import metadata
SERIES_COLUMNS="s.id, s.zap2it_id, s.imdb_id, s.title, s.description, s.actors, s.genres, s.content_rating, s.watch"
EPISODE_COLUMNS="e.id, e.title, e.description, e.season_number, e.episode_number, e.original_air_date, e.rating, e.director, e.host, e.choreographer, e.guest_stars, e.writers, e.executive_producers, e.producers"
MOVIE_COLUMNS="m.id, m.imdb_id, m.title, m.description, m.time, m.rating, m.directors, m.writers, m.producers, m.actors, m.movie_year, m.mpaa_rating, m.genres"
TIME_FORMAT='%Y-%m-%d %H:%M:%S'
ORIGINAL_AIR_DATE_FORMAT='%Y-%m-%d'
class Database():
def __init__(self, config, debug):
self.debug = debug
database_file = config.getDatabaseFile()
self.connection = sqlite3.connect(database_file)
#self.connection.text_factory = sqlite3.OptimizedUnicode
def get_series(self, id):
c = self.connection.cursor()
try:
sql = 'select %s from series s where id=?' % (SERIES_COLUMNS, )
c.execute(sql, (id, ))
results = c.fetchall()
if len(results) == 1:
r = results[0]
to_return = self.create_series_from_row(r)
return to_return
else:
return None
finally:
c.close()
def get_all_series(self):
c = self.connection.cursor()
try:
sql = 'select %s from series s' % (SERIES_COLUMNS, )
c.execute(sql)
to_return = []
results = c.fetchall()
for r in results:
to_return.append(self.create_series_from_row(r))
return to_return
finally:
c.close()
def add_series(self, series):
existing_series = self.get_series(series.id)
if existing_series is None:
if self.debug:
print "Adding series '%s' to the local cache." % (series.title, )
c = self.connection.cursor()
try:
if series.watch:
watch = 1
else:
watch = 0
c.execute(
'insert into series (id, zap2it_id, imdb_id, title, description, actors, genres, content_rating, watch) values (?, ?, ?, ?, ?, ?, ?, ?, ?)',
(series.id, series.zap2it_id, series.imdb_id, series.title, series.description, '|'.join(series.actors), '|'.join(series.genres), series.content_rating, watch))
self.connection.commit()
finally:
c.close()
def watch_series(self, series, watch):
existing_series = self.get_series(series.id)
if not existing_series is None:
c = self.connection.cursor()
try:
if watch:
db_watch = 1
else:
db_watch = 0
c.execute(
'update series set watch = ? where id = ?',
(db_watch, series.id))
self.connection.commit()
finally:
c.close()
if watch:
print "Will now watch series '%s'." % (series.title, )
else:
print "Will no longer watch series '%s'." % (series.title, )
def get_watched_series(self):
c = self.connection.cursor()
try:
sql = 'select %s from series s where watch=1 order by title' % (SERIES_COLUMNS, )
c.execute(sql)
to_return = []
results = c.fetchall()
for r in results:
to_return.append(self.create_series_from_row(r))
return to_return
finally:
c.close()
def clear_series(self, series_id):
c = self.connection.cursor()
try:
sql = 'delete from series where id=?'
c.execute(sql, (series_id, ))
self.connection.commit()
finally:
c.close()
def add_episode(self, episode, series):
if self.debug:
print "Adding season %i episode %i of series '%s' to the local cache." % (episode.season_number, episode.episode_number, series.title)
c = self.connection.cursor()
try:
directors = '|'.join(episode.directors)
guest_stars = '|'.join(episode.guest_stars)
writers = '|'.join(episode.writers)
executive_producers = '|'.join(episode.executive_producers)
producers = '|'.join(episode.producers)
if episode.original_air_date is None:
original_air_date = ''
else:
original_air_date = episode.original_air_date.strftime(ORIGINAL_AIR_DATE_FORMAT)
sql = 'insert into episodes '
sql = sql + '(series_id, title, description, season_number, episode_number, '
sql = sql + ' original_air_date, rating, director, host, choreographer, '
sql = sql + ' guest_stars, writers, executive_producers, producers)'
sql = sql + 'values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)'
c.execute(sql,
(series.id, episode.title, episode.description, episode.season_number,
episode.episode_number, original_air_date,
episode.rating, directors, episode.host, episode.choreographer,
guest_stars, writers, executive_producers, producers))
self.connection.commit()
finally:
c.close()
def clear_all_episodes(self, series_id):
c = self.connection.cursor()
try:
sql = 'delete from episodes where series_id=?'
c.execute(sql, (series_id, ))
self.connection.commit()
finally:
c.close()
def get_all_episodes(self, series_id):
c = self.connection.cursor()
try:
sql = 'select %s, %s from episodes e join series s on e.series_id = s.id where s.id=?' % (SERIES_COLUMNS, EPISODE_COLUMNS, )
c.execute(sql, (series_id, ))
results = c.fetchall()
to_return = []
for r in results:
to_return.append(self.create_episode_from_row(r))
return to_return
finally:
c.close()
def get_episodes(self, series_id, season_number):
c = self.connection.cursor()
try:
sql = 'select %s, %s from episodes e join series s on e.series_id = s.id where s.id=? and e.season_number=?' % (SERIES_COLUMNS, EPISODE_COLUMNS, )
c.execute(sql, (series_id, season_number))
results = c.fetchall()
to_return = []
for r in results:
to_return.append(self.create_episode_from_row(r))
return to_return
finally:
c.close()
def get_episode(self, series_id, season_number, episode_number):
c = self.connection.cursor()
try:
sql = 'select %s, %s from episodes e join series s on e.series_id = s.id where s.id=? and e.season_number=? and e.episode_number=?' % (SERIES_COLUMNS, EPISODE_COLUMNS, )
c.execute(sql, (series_id, season_number, episode_number))
results = c.fetchall()
if len(results) == 1:
to_return = self.create_episode_from_row(results[0])
return to_return
else:
return None
finally:
c.close()
def get_episode_by_date(self, series_id, year, month, day):
the_date = datetime(year, month, day)
the_date_str = the_date.strftime(ORIGINAL_AIR_DATE_FORMAT)
c = self.connection.cursor()
try:
sql = 'select %s, %s from episodes e join series s on e.series_id = s.id where s.id=? and e.original_air_date=?' % (SERIES_COLUMNS, EPISODE_COLUMNS, )
c.execute(sql, (series_id, the_date_str))
results = c.fetchall()
if len(results) == 1:
to_return = self.create_episode_from_row(results[0])
return to_return
else:
return None
finally:
c.close()
def get_movie(self, id):
c = self.connection.cursor()
try:
sql = 'select %s from movies m where imdb_id=?' % (MOVIE_COLUMNS, )
c.execute(sql, (id, ))
results = c.fetchall()
if len(results) == 1:
r = results[0]
to_return = self.create_movie_from_row(r)
return to_return
else:
return None
finally:
c.close()
def get_all_movies(self):
c = self.connection.cursor()
try:
sql = 'select %s from movies m' % (MOVIE_COLUMNS, )
c.execute(sql)
to_return = []
results = c.fetchall()
for r in results:
to_return.append(self.create_movie_from_row(r))
return to_return
finally:
c.close()
def add_movie(self, movie):
existing_movie = self.get_movie(movie.id)
if existing_movie is None:
if self.debug:
print "Adding movie '%s' to the local cache." % (movie.title, )
c = self.connection.cursor()
try:
c.execute(
'insert into movies (imdb_id, title, description, time, rating, directors, writers, producers, actors, movie_year, mpaa_rating, genres) values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)',
(movie.id, movie.title, movie.description, movie.time, movie.rating, '|'.join(movie.directors), '|'.join(movie.writers), '|'.join(movie.producers), '|'.join(movie.actors), movie.movie_year, movie.mpaa_rating, '|'.join(movie.genres)))
self.connection.commit()
finally:
c.close()
def clear_movie(self, movie_id):
c = self.connection.cursor()
try:
sql = 'delete from movies where imdb_id=?'
c.execute(sql, (movie_id, ))
self.connection.commit()
finally:
c.close()
def create_series_from_row(self, row):
to_return = metadata.Series()
to_return.id = row[0]
to_return.zap2it_id = row[1]
to_return.imdb_id = row[2]
to_return.title = row[3]
to_return.description = row[4]
to_return.actors = row[5].split('|')
to_return.genres = row[6].split('|')
to_return.content_rating = row[7]
if row[8] == 1:
to_return.watch = True
else:
to_return.watch = False
return to_return
def create_episode_from_row(self, row):
to_return = metadata.Episode()
to_return.series = self.create_series_from_row(row)
to_return.db_id = row[9]
to_return.title = row[10]
to_return.description = row[11]
to_return.season_number = row[12]
to_return.episode_number = row[13]
if not row[14].strip() == '':
to_return.original_air_date = self.get_datetime_from_string(row[14], ORIGINAL_AIR_DATE_FORMAT)
else:
to_return.original_air_date = None
to_return.rating = row[15]
to_return.directors = row[16].split('|')
to_return.host = row[17]
to_return.choreographer = row[18]
to_return.guest_stars = row[19].split('|')
to_return.writers = row[20].split('|')
to_return.executive_producers = row[21].split('|')
to_return.producers = row[22].split('|')
return to_return
def create_movie_from_row(self, row):
to_return = metadata.Movie()
to_return.db_id = row[0]
to_return.id = row[1]
to_return.title = row[2]
to_return.description = row[3]
if not row[4].strip() == '':
to_return.time = self.get_datetime_from_string(row[4], TIME_FORMAT)
else:
to_return.time = None
to_return.rating = row[5]
to_return.directors = row[6].split('|')
to_return.writers = row[7].split('|')
to_return.producers = row[8].split('|')
to_return.actors = row[9].split('|')
to_return.movie_year = row[10]
to_return.mpaa_rating = row[11]
to_return.genres = row[12].split('|')
return to_return
def get_datetime_from_string(self, input_str, format):
if input_str is None or input_str == '':
return None
else:
return datetime.strptime(input_str, format)