mdw@git.distorted.org.uk Git - dvddb/blob - create-v3

   1 #! /usr/bin/perl -w
   2
   3 use open ":utf8";
   4 use strict;
   5
   6 use DBI;
   7 use Encode qw{encode_utf8 decode_utf8};
   8 use File::Find;
   9
  10 BEGIN { binmode STDOUT, ":utf8"; }
  11
  12 my $ROOT = "/mnt/dvd/archive";
  13 my $DB = DBI->connect("dbi:Pg:host=roadstar", "", "",
  14                       { AutoCommit => 0,
  15                         RaiseError => 1 });
  16
  17 $DB->do("
  18         CREATE SEQUENCE dvd_set_id MINVALUE 0;
  19         CREATE TABLE dvd_set
  20                 (id INTEGER PRIMARY KEY NOT NULL
  21                         DEFAULT (nextval('dvd_set_id')),
  22                  name TEXT UNIQUE NOT NULL,
  23                  n_disc INTEGER NOT NULL);
  24         CREATE TABLE dvd_disc
  25                 (set_id INTEGER NOT NULL
  26                  disc INTEGER NOT NULL,
  27                  path TEXT NOT NULL UNIQUE DEFERRABLE INITIALLY DEFERRED,
  28                  disc_id TEXT DEFAULT NULL UNIQUE,
  29                  PRIMARY KEY (set_id, disc),
  30                  FOREIGN KEY (set_id) REFERENCES dvd_set(id)
  31                         ON DELETE CASCADE
  32                         ON UPDATE CASCADE);
  33
  34         CREATE TABLE series
  35                 (name TEXT PRIMARY KEY NOT NULL,
  36                  title TEXT NOT NULL);
  37
  38         CREATE SEQUENCE media_id MINVALUE 0;
  39         CREATE TABLE media
  40                 (id INTEGER PRIMARY KEY NOT NULL
  41                         DEFAULT (nextval('media_id')),
  42                  path TEXT NOT NULL,
  43                  title_number INTEGER NOT NULL DEFAULT (-1),
  44                  start_chapter INTEGER NOT NULL DEFAULT (-1),
  45                  end_chapter INTEGER NOT NULL DEFAULT (-1),
  46                  duration REAL NOT NULL,
  47                  title TEXT NOT NULL,
  48                  series_name TEXT NOT NULL,
  49                  UNIQUE (path, title_number, start_chapter, end_chapter),
  50                  FOREIGN KEY (series_name) REFERENCES series(name)
  51                         ON DELETE CASCADE
  52                         ON UPDATE CASCADE);
  53
  54         CREATE TABLE playlist
  55                 (name TEXT UNIQUE NOT NULL,
  56                  n_entry INTEGER NOT NULL);
  57         CREATE TABLE playlist_entry
  58                 (list_name TEXT NOT NULL,
  59                  entry INTEGER NOT NULL,
  60                  media_id INTEGER NOT NULL,
  61                  PRIMARY KEY (list_name, entry),
  62                  FOREIGN KEY (list_name) REFERENCES playlist(name)
  63                         ON DELETE CASCADE
  64                         ON UPDATE CASCADE,
  65                  FOREIGN KEY (media_id) REFERENCES media(id)
  66                         ON DELETE CASCADE
  67                         ON UPDATE CASCADE);
  68
  69         CREATE TABLE playlist_group
  70                 (name TEXT PRIMARY KEY NOT NULL);
  71         CREATE TABLE playlist_position
  72                 (group_name TEXT NOT NULL,
  73                  list_name TEXT NOT NULL,
  74                  next_entry INTEGER NOT NULL,
  75                  PRIMARY KEY (group_name, list_name),
  76                  FOREIGN KEY (group_name) REFERENCES playlist_group(name)
  77                         ON DELETE CASCADE
  78                         ON UPDATE CASCADE,
  79                  FOREIGN KEY (list_name) REFERENCES playlist(name)
  80                         ON DELETE CASCADE
  81                         ON UPDATE CASCADE,
  82                  FOREIGN KEY (list_name, next_entry)
  83                         REFERENCES playlist_entry(list_name, entry)
  84                         ON DELETE CASCADE
  85                         ON UPDATE CASCADE);
  86 ");
  87
  88 $DB->commit; $DB->disconnect;