X-Git-Url: http://vcs.maemo.org/git/?a=blobdiff_plain;f=src%2Fimdb%2Fimdb-sqlite.vala;h=ff9edcbf91de4398bcc5635bb2b147ab7f634fd1;hb=e0d6417e36aa8a6c6c705e186ffa81ab3ca2d141;hp=81e06725224c65d2ecc918bab3ac024f07ea6fe7;hpb=622a255d13a6cab4567b4475b6f7d0cf649c6949;p=cinaest

diff --git a/src/imdb/imdb-sqlite.vala b/src/imdb/imdb-sqlite.vala
index 81e0672..ff9edcb 100644
--- a/src/imdb/imdb-sqlite.vala
+++ b/src/imdb/imdb-sqlite.vala
@@ -63,32 +63,57 @@ class IMDbSqlite : Object {
 		return 0;
 	}
 
+	Statement add_statement = null;
 	public int add_movie (string title, int year) {
-		string sql = "INSERT INTO Movies(Title, Year) VALUES (\"%s\", %d);".printf (title, year);
 		int rc;
 
-		rc = db.exec (sql, callback, null);
-		if (rc != Sqlite.OK) {
-			stderr.printf ("Failed to insert movie \"%s\" (%d): %d, %s\n", title, year, rc, db.errmsg ());
+		if (add_statement == null) {
+			string sql = "INSERT INTO Movies(Title, Year) VALUES (?, ?);";
+			assert (db.prepare_v2 (sql, -1, out add_statement) == Sqlite.OK);
+		}
+
+		assert (add_statement.bind_text (1, title) == Sqlite.OK);
+		assert (add_statement.bind_int (2, year) == Sqlite.OK);
+
+		rc = add_statement.step ();
+		if (rc != Sqlite.DONE) {
+			if (rc == Sqlite.CONSTRAINT)
+				stderr.printf ("Skipped duplicate \"%s\" (%d)\n", title, year);
+			else
+				stderr.printf ("Failed to insert movie \"%s\" (%d): %d, %s\n", title, year, rc, db.errmsg ());
+			add_statement.reset ();
 			return 1;
 		}
+		add_statement.reset ();
 
 		return 0;
 	}
 
+	Statement rating_statement = null;
 	public int movie_set_rating (string title, int rating, int votes) {
-		var sql = "UPDATE Movies SET Rating=%d, Votes=%d WHERE Title=\"%s\";".printf (rating, votes, title);
 		int rc;
 
-		rc = db.exec (sql, callback, null);
-		if (rc != Sqlite.OK) {
-			stderr.printf ("SQL error: %d, %s\n", rc, db.errmsg ());
+		if (rating_statement == null) {
+			var sql = "UPDATE Movies SET Rating=?, Votes=? WHERE Title=?;";
+			assert (db.prepare_v2 (sql, -1, out rating_statement) == Sqlite.OK);
+		}
+
+		assert (rating_statement.bind_int (1, rating) == Sqlite.OK);
+		assert (rating_statement.bind_int (2, votes) == Sqlite.OK);
+		assert (rating_statement.bind_text (3, title) == Sqlite.OK);
+
+		rc = rating_statement.step ();
+		if (rc != Sqlite.DONE) {
+			stderr.printf ("Failed to set rating %d(%d) for \"%s\": %d, %s\n", rating, votes, title, rc, db.errmsg ());
+			rating_statement.reset ();
 			return 1;
 		}
+		rating_statement.reset ();
 
 		return 0;
 	}
 
+	Statement genre_statement = null;
 	public int movie_add_genre (string title, string genre) {
 		string sql;
 		int bit;
@@ -108,12 +133,22 @@ class IMDbSqlite : Object {
 			}
 		}
 
-		sql = "UPDATE Movies SET Genres=Genres|%d WHERE Title=\"%s\";".printf (bit, title);
-		rc = db.exec (sql, callback, null);
-		if (rc != Sqlite.OK) {
-			stderr.printf ("SQL error: %d, %s\n", rc, db.errmsg ());
+		if (genre_statement == null) {
+			sql = "UPDATE Movies SET Genres=Genres|? WHERE Title=?;";
+			assert (db.prepare_v2 (sql, -1, out genre_statement) == Sqlite.OK);
+		}
+
+		assert (genre_statement.bind_int (1, bit) == Sqlite.OK);
+		assert (genre_statement.bind_text (2, title) == Sqlite.OK);
+
+
+		rc = genre_statement.step ();
+		if (rc != Sqlite.DONE) {
+			stderr.printf ("Failed to add genre %s to \"%s\": %d, %s\n", genre, title, rc, db.errmsg ());
+			rating_statement.reset ();
 			return 1;
 		}
+		genre_statement.reset ();
 
 		return 0;
 	}
@@ -126,66 +161,180 @@ class IMDbSqlite : Object {
 		return 0;
 	}
 
+	Statement aka_statement = null;
 	public int add_aka (string title, string aka) {
+		int rc;
 		int rowid;
 
 		if (!movie_exists (title, out rowid))
 			return 1;
 
-		string sql = "INSERT INTO Akas(Aka, TitleID) VALUES (\"%s\", %d);".printf (aka, rowid);
-		int rc;
-		rc = db.exec (sql, callback, null);
-		if (rc != Sqlite.OK) {
-			stderr.printf ("SQL error: %d, %s\n", rc, db.errmsg ());
+		if (aka_statement == null) {
+			string sql = "INSERT INTO Akas(Aka, TitleID) VALUES (?, ?);";
+			assert (db.prepare_v2 (sql, -1, out aka_statement) == Sqlite.OK);
+		}
+
+		assert (aka_statement.bind_text (1, aka) == Sqlite.OK);
+		assert (aka_statement.bind_int (2, rowid) == Sqlite.OK);
+		
+		rc = aka_statement.step ();
+		if (rc != Sqlite.DONE) {
+			stderr.printf ("Failed to add aka \"%s\" to \"%s\": %d, %s\n", aka, title, rc, db.errmsg ());
+			aka_statement.reset ();
 			return 1;
 		}
+		aka_statement.reset ();
 
 		return 0;
 	}
 
+	Statement plot_statement = null;
 	public int add_plot (string title, string plot, string? author) {
+		int rc;
 		int rowid;
 
 		if (!movie_exists (title, out rowid))
 			return 1;
 
-		string sql;
-		if (author != null) {
-			sql = "INSERT INTO Plots(rowid, Plot, Author) VALUES (%d, \"%s\", \"%s\");".printf (rowid, plot.replace ("\"", """), author.replace ("\"", """));
-		} else {
-			sql = "INSERT INTO Plots(rowid, Plot) VALUES (%d, \"%s\");".printf (rowid, plot.replace ("\"", """));
+		if (plot_statement == null) {
+			var sql = "INSERT INTO Plots(rowid, Plot, Author) VALUES (?, ?, ?);";
+			assert (db.prepare_v2 (sql, -1, out plot_statement) == Sqlite.OK);
 		}
+
+		assert (plot_statement.bind_int (1, rowid) == Sqlite.OK);
+		assert (plot_statement.bind_text (2, plot.replace ("\"", """)) == Sqlite.OK);
+		if (author != null)
+			assert (plot_statement.bind_text (3, author) == Sqlite.OK);
+		else
+			assert (plot_statement.bind_null (3) == Sqlite.OK);
+
+		rc = plot_statement.step ();
+		if (rc != Sqlite.DONE) {
+			stderr.printf ("Failed to add plot for \"%s\": %d, %s\n", title, rc, db.errmsg ());
+			plot_statement.reset ();
+			return 1;
+		}
+		plot_statement.reset ();
+
+		return 0;
+	}
+
+	Statement person_statement = null;
+	public int add_person (string name) {
 		int rc;
-		rc = db.exec (sql, callback, null);
-		if (rc != Sqlite.OK) {
-			stderr.printf ("SQL error: %d, %s\n", rc, db.errmsg ());
-			stderr.printf ("offending SQL: %s\n", sql);
+
+		if (person_statement == null) {
+			string sql = "INSERT INTO People(Name) VALUES (?);";
+			rc = db.prepare_v2 (sql, -1, out person_statement);
+			if (rc != Sqlite.OK) {
+				error ("Failed to prepare statement \"" + sql + "\": " + db.errmsg ());
+			}
+		}
+
+		assert (person_statement.bind_text (1, name) == Sqlite.OK);
+
+		rc = person_statement.step ();
+		if (rc != Sqlite.DONE) {
+			if (rc == Sqlite.CONSTRAINT)
+				stderr.printf ("Skipped duplicate person \"%s\"\n", name);
+			else
+				stderr.printf ("Failed to insert person \"%s\": %d, %s\n", name, rc, db.errmsg ());
+			person_statement.reset ();
 			return 1;
 		}
+		person_statement.reset ();
 
 		return 0;
 	}
 
-	public bool movie_exists (string title, out int rowid = null) {
-		string sql = "SELECT rowid FROM Movies WHERE Title=\"%s\"".printf (title);
-		Statement stmt;
+	Statement actor_statement;
+	public int add_actor (string name, string title, string? info, string? character, int number = 0) {
+		int actorid;
+		int titleid;
 		int rc;
 
-		rc = db.prepare_v2 (sql, -1, out stmt);
-		if (rc != Sqlite.OK) {
-			stderr.printf ("SQL error: %d, %s\n", rc, db.errmsg ());
-			return false;
+		if (!person_exists (name, out actorid))
+			return 1;
+		if (!movie_exists (title, out titleid))
+			return 1;
+
+		if (actor_statement == null) {
+			string sql = "INSERT INTO Actors(ActorID, TitleID, Info, Character, Number) VALUES (?, ?, ?, ?, ?);";
+			assert (db.prepare_v2 (sql, -1, out actor_statement) == Sqlite.OK);
+		}
+
+		assert (actor_statement.bind_int (1, actorid) == Sqlite.OK);
+		assert (actor_statement.bind_int (2, titleid) == Sqlite.OK);
+		if (info != null)
+			assert (actor_statement.bind_text (3, info) == Sqlite.OK);
+		else
+			assert (actor_statement.bind_null (3) == Sqlite.OK);
+
+		if (character != null)
+			assert (actor_statement.bind_text (4, character) == Sqlite.OK);
+		else
+			assert (actor_statement.bind_null (4) == Sqlite.OK);
+		assert (actor_statement.bind_int (5, number) == Sqlite.OK);
+
+		rc = actor_statement.step ();
+		if (rc != Sqlite.DONE) {
+			stderr.printf ("Failed to insert actor \"%s\": %d, %s\n", name, rc, db.errmsg ());
+			actor_statement.reset ();
+			return 1;
+		}
+		actor_statement.reset ();
+
+		return 0;
+
+	}
+
+	Statement exists_statement = null;
+	public bool movie_exists (string title, out int rowid = null) {
+		if (exists_statement == null) {
+			string sql = "SELECT rowid FROM Movies WHERE Title=?";
+			assert (db.prepare_v2 (sql, -1, out exists_statement) == Sqlite.OK);
 		}
 
+		assert (exists_statement.bind_text (1, title) == Sqlite.OK);
+
+		int rc = Sqlite.OK;
 		do {
-			rc = stmt.step ();
+			rc = exists_statement.step ();
+			if (rc == Sqlite.ROW) {
+				if (&rowid != null) {
+					rowid = exists_statement.column_int (0);
+				}
+				exists_statement.reset ();
+				return true;
+			}
+		} while (rc == Sqlite.ROW);
+		exists_statement.reset ();
+
+		return false;
+	}
+
+	Statement person_exists_statement = null;
+	public bool person_exists (string name, out int rowid = null) {
+		if (person_exists_statement == null) {
+			string sql = "SELECT rowid FROM People WHERE Name=?";
+			assert (db.prepare_v2 (sql, -1, out person_exists_statement) == Sqlite.OK);
+		}
+
+		assert (person_exists_statement.bind_text (1, name) == Sqlite.OK);
+
+		int rc = Sqlite.OK;
+		do {
+			rc = person_exists_statement.step ();
 			if (rc == Sqlite.ROW) {
 				if (&rowid != null) {
-					rowid = stmt.column_int (0);
+					rowid = person_exists_statement.column_int (0);
 				}
+				person_exists_statement.reset ();
+
 				return true;
 			}
 		} while (rc == Sqlite.ROW);
+		person_exists_statement.reset ();
 
 		return false;
 	}
@@ -213,8 +362,25 @@ class IMDbSqlite : Object {
 		return count;
 	}
 
-	public bool has_plots () {
-		return (count ("Plots") > 0);
+	public bool has_table (string table) {
+		string sql = "SELECT * FROM sqlite_master WHERE type=\"table\" AND name=\"%s\"".printf (table);
+		Statement stmt;
+		int rc;
+
+		rc = db.prepare_v2 (sql, -1, out stmt);
+		if (rc != Sqlite.OK) {
+			stderr.printf ("SQL error: %d, %s\n", rc, db.errmsg ());
+			db.progress_handler (0, null);
+			return false;
+		}
+
+		do {
+			rc = stmt.step ();
+			if (rc == Sqlite.ROW)
+				return true;
+		} while (rc == Sqlite.ROW);
+
+		return false;
 	}
 
 	public string get_plot (string title) {
@@ -240,6 +406,36 @@ class IMDbSqlite : Object {
 		return "";
 	}
 
+	public List<Role> get_cast (string title) {
+		int rowid;
+		string sql = "SELECT Name,Character FROM Actors,People WHERE TitleID IN (SELECT rowid FROM Movies WHERE Title=\"%s\") AND ActorID=People.rowid AND Number>0 ORDER BY NUMBER LIMIT 3".printf (title);
+		Statement stmt;
+		int rc;
+		int count = 0;
+		var cast = new List<Role> ();
+
+		if (!movie_exists (title, out rowid))
+			return null;
+
+		rc = db.prepare_v2 (sql, -1, out stmt);
+		if (rc != Sqlite.OK) {
+			stderr.printf ("SQL error: %d, %s\n", rc, db.errmsg ());
+			return null;
+		}
+
+		do {
+			rc = stmt.step ();
+			if (rc == Sqlite.ROW) {
+				var role = new Role ();
+				role.actor_name = stmt.column_text (0);
+				role.character = stmt.column_text (1);
+				cast.append (role);
+			}
+		} while (rc == Sqlite.ROW);
+
+		return cast;
+	}
+
 	public int clear () {
 		int rc;
 
@@ -251,7 +447,13 @@ class IMDbSqlite : Object {
 			"DROP TABLE IF EXISTS Akas;" +
 			"CREATE TABLE Akas (Aka TEXT NOT NULL COLLATE NOCASE, TitleID INTEGER NOT NULL);" +
 			"DROP TABLE IF EXISTS Plots;" +
-			"CREATE TABLE Plots (Plot TEXT NOT NULL, Author TEXT)",
+			"CREATE TABLE Plots (Plot TEXT NOT NULL, Author TEXT);" +
+			"DROP TABLE IF EXISTS People;" +
+			"CREATE TABLE People (Name TEXT PRIMARY KEY COLLATE NOCASE);" +
+			"DROP TABLE IF EXISTS Actors;" +
+			"CREATE TABLE Actors (ActorID INTEGER NOT NULL, TitleID INTEGER NOT NULL, Info TEXT, Character TEXT, Number INTEGER NOT NULL DEFAULT 0);" +
+			"CREATE INDEX MovieCast ON Actors(TitleID);" +
+			"CREATE INDEX ActorFilmography ON Actors(ActorID);",
 			callback, null);
 		if (rc != Sqlite.OK) {
 			stderr.printf ("SQL error: %d, %s\n", rc, db.errmsg ());
@@ -342,7 +544,11 @@ class IMDbSqlite : Object {
 			if (rc == Sqlite.ROW) {
 				int year = stmt.column_int (1);
 				string title = stmt.column_text (0);
-				int rating = stmt.column_int (2);
+				int rating;
+				if (stmt.column_type (2) != Sqlite.NULL)
+					rating = stmt.column_int (2);
+				else
+					rating = -1;
 				int genres = stmt.column_int (3);
 				string aka = null;
 				if (match != null && !(filter.matches_title (strip_year (title, year)))) {