142 lines
3.7 KiB
Go
142 lines
3.7 KiB
Go
package form
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import (
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"fmt"
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"reflect"
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"strconv"
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"strings"
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"time"
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"unicode"
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log "github.com/sirupsen/logrus"
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"github.com/araddon/dateparse"
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)
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// Query parameters for GET /api/v1/photos
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type PhotoSearch struct {
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Query string `form:"q"`
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Title string `form:"title"`
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Description string `form:"description"`
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Notes string `form:"notes"`
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Artist string `form:"artist"`
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Hash string `form:"hash"`
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Duplicate bool `form:"duplicate"`
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Lat float64 `form:"lat"`
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Lng float64 `form:"lng"`
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Dist uint `form:"dist"`
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Fmin float64 `form:"fmin"`
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Fmax float64 `form:"fmax"`
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Chroma uint `form:"chroma"`
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Mono bool `form:"mono"`
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Portrait bool `form:"portrait"`
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Location bool `form:"location"`
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Album string `form:"album"`
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Label string `form:"label"`
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Country string `form:"country"`
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Year uint `form:"year"`
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Month uint `form:"month"`
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Color string `form:"color"`
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Camera int `form:"camera"`
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Lens int `form:"lens"`
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Before time.Time `form:"before" time_format:"2006-01-02"`
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After time.Time `form:"after" time_format:"2006-01-02"`
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Favorites bool `form:"favorites"`
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Public bool `form:"public"`
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Story bool `form:"story"`
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Safe bool `form:"safe"`
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NSFW bool `form:"nsfw"`
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Count int `form:"count" binding:"required"`
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Offset int `form:"offset"`
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Order string `form:"order"`
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}
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func (f *PhotoSearch) ParseQueryString() (result error) {
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var key, value []rune
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var escaped, isKeyValue bool
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query := f.Query
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f.Query = ""
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formValues := reflect.ValueOf(f).Elem()
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query = strings.TrimSpace(query) + "\n"
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for _, char := range query {
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if unicode.IsSpace(char) && !escaped {
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if isKeyValue {
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fieldName := strings.Title(string(key))
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field := formValues.FieldByName(fieldName)
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stringValue := string(value)
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if field.CanSet() {
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switch field.Interface().(type) {
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case time.Time:
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if timeValue, err := dateparse.ParseAny(stringValue); err != nil {
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result = err
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} else {
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field.Set(reflect.ValueOf(timeValue))
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}
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case float64:
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if floatValue, err := strconv.ParseFloat(stringValue, 64); err != nil {
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result = err
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} else {
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field.SetFloat(floatValue)
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}
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case int, int64:
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if intValue, err := strconv.Atoi(stringValue); err != nil {
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result = err
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} else {
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field.SetInt(int64(intValue))
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}
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case uint, uint64:
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if intValue, err := strconv.Atoi(stringValue); err != nil {
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result = err
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} else {
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field.SetUint(uint64(intValue))
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}
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case string:
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field.SetString(stringValue)
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case bool:
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if stringValue == "1" || stringValue == "true" || stringValue == "yes" {
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field.SetBool(true)
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} else if stringValue == "0" || stringValue == "false" || stringValue == "no" {
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field.SetBool(false)
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} else {
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result = fmt.Errorf("not a bool value: %s", fieldName)
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}
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default:
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result = fmt.Errorf("unsupported type: %s", fieldName)
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}
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} else {
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result = fmt.Errorf("unknown filter: %s", fieldName)
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}
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} else {
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f.Query = string(key)
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}
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escaped = false
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isKeyValue = false
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key = key[:0]
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value = value[:0]
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} else if char == ':' {
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isKeyValue = true
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} else if char == '"' {
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escaped = !escaped
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} else if isKeyValue {
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value = append(value, unicode.ToLower(char))
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} else {
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key = append(key, unicode.ToLower(char))
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}
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}
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if result != nil {
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log.Errorf("error while parsing search form: %s", result)
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}
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return result
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}
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