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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-10 18:07:22 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-10 18:07:22 +0000
commitc04dcc2e7d834218ef2d4194331e383402495ae1 (patch)
tree7333e38d10d75386e60f336b80c2443c1166031d /xbmc/dbwrappers/sqlitedataset.h
parentInitial commit. (diff)
downloadkodi-c04dcc2e7d834218ef2d4194331e383402495ae1.tar.xz
kodi-c04dcc2e7d834218ef2d4194331e383402495ae1.zip
Adding upstream version 2:20.4+dfsg.upstream/2%20.4+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+/*
+ * Copyright (C) 2004, Leo Seib, Hannover
+ *
+ * Project:SQLiteDataset C++ Dynamic Library
+ * Module: SQLiteDataset class header file
+ * Author: Leo Seib E-Mail: leoseib@web.de
+ * Begin: 5/04/2002
+ *
+ * SPDX-License-Identifier: MIT
+ * See LICENSES/README.md for more information.
+ */
+
+#pragma once
+
+#include "dataset.h"
+
+#include <stdio.h>
+
+#include <sqlite3.h>
+
+namespace dbiplus
+{
+/***************** Class SqliteDatabase definition ******************
+
+ class 'SqliteDatabase' connects with Sqlite-server
+
+******************************************************************/
+class SqliteDatabase : public Database
+{
+protected:
+ /* connect descriptor */
+ sqlite3* conn;
+ bool _in_transaction;
+ int last_err;
+
+public:
+ /* default constructor */
+ SqliteDatabase();
+ /* destructor */
+ ~SqliteDatabase() override;
+
+ Dataset* CreateDataset() const override;
+
+ /* func. returns connection handle with SQLite-server */
+ sqlite3* getHandle() { return conn; }
+ /* func. returns current status about SQLite-server connection */
+ int status() override;
+ int setErr(int err_code, const char* qry) override;
+ /* func. returns error message if error occurs */
+ const char* getErrorMsg() override;
+ /* sets a new host name */
+ void setHostName(const char* newHost) override;
+ /* sets a database name */
+ void setDatabase(const char* newDb) override;
+
+ /* func. connects to database-server */
+
+ int connect(bool create) override;
+ /* func. disconnects from database-server */
+ void disconnect() override;
+ /* func. creates new database */
+ int create() override;
+ /* func. deletes database */
+ int drop() override;
+ /* check if database exists (ie has tables/views defined) */
+ bool exists() override;
+
+ /* \brief copy database */
+ int copy(const char* backup_name) override;
+
+ /* \brief drop all extra analytics from database */
+ int drop_analytics(void) override;
+
+ long nextid(const char* seq_name) override;
+
+ /* virtual methods for transaction */
+
+ void start_transaction() override;
+ void commit_transaction() override;
+ void rollback_transaction() override;
+
+ /* virtual methods for formatting */
+ std::string vprepare(const char* format, va_list args) override;
+
+ bool in_transaction() override { return _in_transaction; }
+};
+
+/***************** Class SqliteDataset definition *******************
+
+ class 'SqliteDataset' does a query to SQLite-server
+
+******************************************************************/
+
+class SqliteDataset : public Dataset
+{
+protected:
+ sqlite3* handle();
+
+ /* Makes direct queries to database */
+ virtual void make_query(StringList& _sql);
+ /* Makes direct inserts into database */
+ void make_insert() override;
+ /* Edit SQL */
+ void make_edit() override;
+ /* Delete SQL */
+ void make_deletion() override;
+
+ //static int sqlite_callback(void* res_ptr,int ncol, char** result, char** cols);
+
+ /* This function works only with MySQL database
+ Filling the fields information from select statement */
+ void fill_fields() override;
+ /* Changing field values during dataset navigation */
+ virtual void free_row(); // free the memory allocated for the current row
+
+public:
+ /* constructor */
+ SqliteDataset();
+ explicit SqliteDataset(SqliteDatabase* newDb);
+
+ /* destructor */
+ ~SqliteDataset() override;
+
+ /* set autorefresh boolean value (if true - refresh the data after edit()
+or insert() operations default = false) */
+ void set_autorefresh(bool val);
+
+ /* opens a query & then sets a query results */
+ void open() override;
+ void open(const std::string& sql) override;
+ /* func. executes a query without results to return */
+ int exec() override;
+ int exec(const std::string& sql) override;
+ const void* getExecRes() override;
+ /* as open, but with our query exec Sql */
+ bool query(const std::string& query) override;
+ /* func. closes a query */
+ void close(void) override;
+ /* Cancel changes, made in insert or edit states of dataset */
+ void cancel() override;
+ /* last inserted id */
+ int64_t lastinsertid() override;
+ /* sequence numbers */
+ long nextid(const char* seq_name) override;
+ /* sequence numbers */
+ int num_rows() override;
+ /* interrupt any pending database operation */
+ void interrupt() override;
+
+ bool bof() override;
+ bool eof() override;
+ void first() override;
+ void last() override;
+ void prev() override;
+ void next() override;
+ /* Go to record No (starting with 0) */
+ bool seek(int pos = 0) override;
+
+ bool dropIndex(const char* table, const char* index) override;
+};
+} // namespace dbiplus