fastpastebin/database/database.go

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// Fast Paste Bin - uberfast and easy-to-use pastebin.
//
// Copyright (c) 2018, Stanislav N. aka pztrn and Fast Paste Bin
// developers.
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject
// to the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
// OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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package database
import (
// stdlib
"database/sql"
// local
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"gitlab.com/pztrn/fastpastebin/database/dialects/flatfiles"
"gitlab.com/pztrn/fastpastebin/database/dialects/interface"
"gitlab.com/pztrn/fastpastebin/database/dialects/mysql"
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"gitlab.com/pztrn/fastpastebin/database/dialects/postgresql"
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"gitlab.com/pztrn/fastpastebin/pastes/model"
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// other
_ "github.com/go-sql-driver/mysql"
)
// Database represents control structure for database connection.
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type Database struct {
db dialectinterface.Interface
}
func (db *Database) GetDatabaseConnection() *sql.DB {
if db.db != nil {
return db.db.GetDatabaseConnection()
}
return nil
}
func (db *Database) GetPaste(pasteID int) (*pastesmodel.Paste, error) {
return db.db.GetPaste(pasteID)
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}
func (db *Database) GetPagedPastes(page int) ([]pastesmodel.Paste, error) {
return db.db.GetPagedPastes(page)
}
func (db *Database) GetPastesPages() int {
return db.db.GetPastesPages()
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}
// Initialize initializes connection to database.
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func (db *Database) Initialize() {
c.Logger.Info().Msg("Initializing database connection...")
if c.Config.Database.Type == "mysql" {
mysql.New(c)
} else if c.Config.Database.Type == "flatfiles" {
flatfiles.New(c)
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} else if c.Config.Database.Type == "postgresql" {
postgresql.New(c)
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} else {
c.Logger.Fatal().Msgf("Unknown database type: %s", c.Config.Database.Type)
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}
}
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func (db *Database) RegisterDialect(di dialectinterface.Interface) {
db.db = di
db.db.Initialize()
}
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func (db *Database) SavePaste(p *pastesmodel.Paste) (int64, error) {
return db.db.SavePaste(p)
}
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func (db *Database) Shutdown() {
db.db.Shutdown()
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}