X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=futatabi%2Fdb.cpp;h=33d88d4f369e2819a585a32fb771f99d8ffccef8;hb=6a2b68fa99bfd87e9b67edddef025b53188633ae;hp=39fd55776c40c9f094e84bfbbb4aed906b65fed6;hpb=6e116a6bbeb2c047a3bfb084395ec601ce211e6c;p=nageru

diff --git a/futatabi/db.cpp b/futatabi/db.cpp
index 39fd557..33d88d4 100644
--- a/futatabi/db.cpp
+++ b/futatabi/db.cpp
@@ -3,6 +3,7 @@
 #include "frame.pb.h"
 
 #include <string>
+#include <unordered_set>
 
 using namespace std;
 
@@ -16,15 +17,23 @@ DB::DB(const string &filename)
 
 	sqlite3_exec(db, R"(
 		CREATE TABLE IF NOT EXISTS state (state BLOB);
-	)", nullptr, nullptr, nullptr);  // Ignore errors.
+	)",
+	             nullptr, nullptr, nullptr);  // Ignore errors.
+
+	sqlite3_exec(db, R"(
+		CREATE TABLE IF NOT EXISTS settings (settings BLOB);
+	)",
+	             nullptr, nullptr, nullptr);  // Ignore errors.
 
 	sqlite3_exec(db, R"(
 		DROP TABLE file;
-	)", nullptr, nullptr, nullptr);  // Ignore errors.
+	)",
+	             nullptr, nullptr, nullptr);  // Ignore errors.
 
 	sqlite3_exec(db, R"(
 		DROP TABLE frame;
-	)", nullptr, nullptr, nullptr);  // Ignore errors.
+	)",
+	             nullptr, nullptr, nullptr);  // Ignore errors.
 
 	sqlite3_exec(db, R"(
 		CREATE TABLE IF NOT EXISTS filev2 (
@@ -33,7 +42,8 @@ DB::DB(const string &filename)
 			size BIGINT NOT NULL,
 			frames BLOB NOT NULL
 		);
-	)", nullptr, nullptr, nullptr);  // Ignore errors.
+	)",
+	             nullptr, nullptr, nullptr);  // Ignore errors.
 
 	sqlite3_exec(db, "PRAGMA journal_mode=WAL", nullptr, nullptr, nullptr);  // Ignore errors.
 	sqlite3_exec(db, "PRAGMA synchronous=NORMAL", nullptr, nullptr, nullptr);  // Ignore errors.
@@ -116,6 +126,83 @@ void DB::store_state(const StateProto &state)
 	}
 }
 
+SettingsProto DB::get_settings()
+{
+	SettingsProto settings;
+
+	sqlite3_stmt *stmt;
+	int ret = sqlite3_prepare_v2(db, "SELECT settings FROM settings", -1, &stmt, 0);
+	if (ret != SQLITE_OK) {
+		fprintf(stderr, "SELECT prepare: %s\n", sqlite3_errmsg(db));
+		exit(1);
+	}
+
+	ret = sqlite3_step(stmt);
+	if (ret == SQLITE_ROW) {
+		bool ok = settings.ParseFromArray(sqlite3_column_blob(stmt, 0), sqlite3_column_bytes(stmt, 0));
+		if (!ok) {
+			fprintf(stderr, "State in database is corrupted!\n");
+			exit(1);
+		}
+	} else if (ret != SQLITE_DONE) {
+		fprintf(stderr, "SELECT step: %s\n", sqlite3_errmsg(db));
+		exit(1);
+	}
+
+	ret = sqlite3_finalize(stmt);
+	if (ret != SQLITE_OK) {
+		fprintf(stderr, "SELECT finalize: %s\n", sqlite3_errmsg(db));
+		exit(1);
+	}
+
+	return settings;
+}
+
+void DB::store_settings(const SettingsProto &settings)
+{
+	string serialized;
+	settings.SerializeToString(&serialized);
+
+	int ret = sqlite3_exec(db, "BEGIN", nullptr, nullptr, nullptr);
+	if (ret != SQLITE_OK) {
+		fprintf(stderr, "BEGIN: %s\n", sqlite3_errmsg(db));
+		exit(1);
+	}
+
+	ret = sqlite3_exec(db, "DELETE FROM settings", nullptr, nullptr, nullptr);
+	if (ret != SQLITE_OK) {
+		fprintf(stderr, "DELETE: %s\n", sqlite3_errmsg(db));
+		exit(1);
+	}
+
+	sqlite3_stmt *stmt;
+	ret = sqlite3_prepare_v2(db, "INSERT INTO settings VALUES (?)", -1, &stmt, 0);
+	if (ret != SQLITE_OK) {
+		fprintf(stderr, "INSERT prepare: %s\n", sqlite3_errmsg(db));
+		exit(1);
+	}
+
+	sqlite3_bind_blob(stmt, 1, serialized.data(), serialized.size(), SQLITE_STATIC);
+
+	ret = sqlite3_step(stmt);
+	if (ret == SQLITE_ROW) {
+		fprintf(stderr, "INSERT step: %s\n", sqlite3_errmsg(db));
+		exit(1);
+	}
+
+	ret = sqlite3_finalize(stmt);
+	if (ret != SQLITE_OK) {
+		fprintf(stderr, "INSERT finalize: %s\n", sqlite3_errmsg(db));
+		exit(1);
+	}
+
+	ret = sqlite3_exec(db, "COMMIT", nullptr, nullptr, nullptr);
+	if (ret != SQLITE_OK) {
+		fprintf(stderr, "COMMIT: %s\n", sqlite3_errmsg(db));
+		exit(1);
+	}
+}
+
 vector<DB::FrameOnDiskAndStreamIdx> DB::load_frame_file(const string &filename, size_t size, unsigned filename_idx)
 {
 	FileContentsProto file_contents;
@@ -175,26 +262,6 @@ void DB::store_frame_file(const string &filename, size_t size, const vector<Fram
 	// Delete any existing instances with this filename.
 	sqlite3_stmt *stmt;
 
-	ret = sqlite3_prepare_v2(db, "DELETE FROM filev2 WHERE filename=?", -1, &stmt, 0);
-	if (ret != SQLITE_OK) {
-		fprintf(stderr, "DELETE prepare: %s\n", sqlite3_errmsg(db));
-		exit(1);
-	}
-
-	sqlite3_bind_text(stmt, 1, filename.data(), filename.size(), SQLITE_STATIC);
-
-	ret = sqlite3_step(stmt);
-	if (ret == SQLITE_ROW) {
-		fprintf(stderr, "DELETE step: %s\n", sqlite3_errmsg(db));
-		exit(1);
-	}
-
-	ret = sqlite3_finalize(stmt);
-	if (ret != SQLITE_OK) {
-		fprintf(stderr, "DELETE finalize: %s\n", sqlite3_errmsg(db));
-		exit(1);
-	}
-
 	// Create the protobuf blob for the new row.
 	FileContentsProto file_contents;
 	unordered_set<unsigned> seen_stream_idx;  // Usually only one.
@@ -220,7 +287,7 @@ void DB::store_frame_file(const string &filename, size_t size, const vector<Fram
 	file_contents.SerializeToString(&serialized);
 
 	// Insert the new row.
-	ret = sqlite3_prepare_v2(db, "INSERT INTO filev2 (filename, size, frames) VALUES (?, ?, ?)", -1, &stmt, 0);
+	ret = sqlite3_prepare_v2(db, "REPLACE INTO filev2 (filename, size, frames) VALUES (?, ?, ?)", -1, &stmt, 0);
 	if (ret != SQLITE_OK) {
 		fprintf(stderr, "INSERT prepare: %s\n", sqlite3_errmsg(db));
 		exit(1);
@@ -260,7 +327,8 @@ void DB::clean_unused_frame_files(const vector<string> &used_filenames)
 
 	ret = sqlite3_exec(db, R"(
 		CREATE TEMPORARY TABLE used_filenames ( filename VARCHAR NOT NULL PRIMARY KEY )
-	)", nullptr, nullptr, nullptr);
+	)",
+	                   nullptr, nullptr, nullptr);
 
 	if (ret != SQLITE_OK) {
 		fprintf(stderr, "CREATE TEMPORARY TABLE: %s\n", sqlite3_errmsg(db));
@@ -299,7 +367,8 @@ void DB::clean_unused_frame_files(const vector<string> &used_filenames)
 
 	ret = sqlite3_exec(db, R"(
 		DELETE FROM filev2 WHERE filename NOT IN ( SELECT filename FROM used_filenames )
-	)", nullptr, nullptr, nullptr);
+	)",
+	                   nullptr, nullptr, nullptr);
 
 	if (ret != SQLITE_OK) {
 		fprintf(stderr, "DELETE: %s\n", sqlite3_errmsg(db));
@@ -308,7 +377,8 @@ void DB::clean_unused_frame_files(const vector<string> &used_filenames)
 
 	ret = sqlite3_exec(db, R"(
 		DROP TABLE used_filenames
-	)", nullptr, nullptr, nullptr);
+	)",
+	                   nullptr, nullptr, nullptr);
 
 	if (ret != SQLITE_OK) {
 		fprintf(stderr, "DROP TABLE: %s\n", sqlite3_errmsg(db));