68 lines
1.6 KiB
Go
68 lines
1.6 KiB
Go
package entity
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import (
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"strings"
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"sync"
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"github.com/photoprism/photoprism/pkg/txt"
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)
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var keywordMutex = sync.Mutex{}
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// Keyword used for full text search
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type Keyword struct {
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ID uint `gorm:"primary_key"`
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Keyword string `gorm:"type:VARCHAR(64);index;"`
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Skip bool
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}
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// NewKeyword registers a new keyword in database
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func NewKeyword(keyword string) *Keyword {
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keyword = strings.ToLower(txt.Clip(keyword, txt.ClipKeyword))
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result := &Keyword{
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Keyword: keyword,
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}
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return result
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}
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// Updates multiple columns in the database.
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func (m *Keyword) Updates(values interface{}) error {
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return UnscopedDb().Model(m).UpdateColumns(values).Error
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}
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// Updates a column in the database.
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func (m *Keyword) Update(attr string, value interface{}) error {
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return UnscopedDb().Model(m).UpdateColumn(attr, value).Error
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}
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// Save updates the existing or inserts a new row.
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func (m *Keyword) Save() error {
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return Db().Save(m).Error
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}
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// Create inserts a new row to the database.
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func (m *Keyword) Create() error {
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keywordMutex.Lock()
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defer keywordMutex.Unlock()
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return Db().Create(m).Error
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}
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// FirstOrCreateKeyword returns the existing row, inserts a new row or nil in case of errors.
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func FirstOrCreateKeyword(m *Keyword) *Keyword {
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result := Keyword{}
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if err := Db().Where("keyword = ?", m.Keyword).First(&result).Error; err == nil {
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return &result
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} else if createErr := m.Create(); createErr == nil {
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return m
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} else if err := Db().Where("keyword = ?", m.Keyword).First(&result).Error; err == nil {
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return &result
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} else {
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log.Errorf("keyword: %s (find or create %s)", createErr, m.Keyword)
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}
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return nil
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}
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