95 lines
2.5 KiB
Go
95 lines
2.5 KiB
Go
/*
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Package query contains frequently used database queries for use in commands and API.
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Copyright (c) 2018 - 2021 Michael Mayer <hello@photoprism.org>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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PhotoPrism® is a registered trademark of Michael Mayer. You may use it as required
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to describe our software, run your own server, for educational purposes, but not for
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offering commercial goods, products, or services without prior written permission.
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In other words, please ask.
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Feel free to send an e-mail to hello@photoprism.org if you have questions,
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want to support our work, or just want to say hello.
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Additional information can be found in our Developer Guide:
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https://docs.photoprism.org/developer-guide/
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*/
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package query
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import (
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"github.com/jinzhu/gorm"
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"github.com/photoprism/photoprism/internal/entity"
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"github.com/photoprism/photoprism/internal/event"
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)
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var log = event.Log
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const (
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MySQL = "mysql"
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SQLite = "sqlite3"
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Or = "|"
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And = "&"
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Plus = " + "
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OrEn = " or "
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AndEn = " and "
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Space = " "
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Empty = ""
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)
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// MaxResults is max result limit for queries.
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const MaxResults = 10000
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// SearchRadius is about 1 km.
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const SearchRadius = 0.009
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// Cols represents a list of database columns.
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type Cols []string
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// Query searches given an originals path and a db instance.
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type Query struct {
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db *gorm.DB
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}
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// SearchCount is the total number of search hits.
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type SearchCount struct {
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Total int
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}
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// New returns a new Query type with a given path and db instance.
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func New(db *gorm.DB) *Query {
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q := &Query{
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db: db,
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}
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return q
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}
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// Db returns a database connection instance.
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func Db() *gorm.DB {
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return entity.Db()
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}
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// UnscopedDb returns an unscoped database connection instance.
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func UnscopedDb() *gorm.DB {
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return entity.Db().Unscoped()
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}
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// DbDialect returns the sql dialect name.
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func DbDialect() string {
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return Db().Dialect().GetName()
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}
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