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131 lines
3.1 KiB
Go
131 lines
3.1 KiB
Go
// Copyright 2015 go-swagger maintainers
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package strfmt
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import (
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"database/sql/driver"
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"fmt"
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"regexp"
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"time"
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"github.com/mailru/easyjson/jlexer"
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"github.com/mailru/easyjson/jwriter"
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)
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func init() {
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d := Date{}
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Default.Add("date", &d, IsDate)
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}
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// IsDate returns true when the string is a valid date
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func IsDate(str string) bool {
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matches := rxDate.FindAllStringSubmatch(str, -1)
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if len(matches) == 0 || len(matches[0]) == 0 {
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return false
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}
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m := matches[0]
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return !(m[2] < "01" || m[2] > "12" || m[3] < "01" || m[3] > "31")
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}
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const (
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// RFC3339FullDate represents a full-date as specified by RFC3339
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// See: http://goo.gl/xXOvVd
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RFC3339FullDate = "2006-01-02"
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// DatePattern pattern to match for the date format from http://tools.ietf.org/html/rfc3339#section-5.6
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DatePattern = `^([0-9]{4})-([0-9]{2})-([0-9]{2})`
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)
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var (
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rxDate = regexp.MustCompile(DatePattern)
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)
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// Date represents a date from the API
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//
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// swagger:strfmt date
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type Date time.Time
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// String converts this date into a string
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func (d Date) String() string {
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return time.Time(d).Format(RFC3339FullDate)
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}
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// UnmarshalText parses a text representation into a date type
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func (d *Date) UnmarshalText(text []byte) error {
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if len(text) == 0 {
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return nil
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}
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dd, err := time.Parse(RFC3339FullDate, string(text))
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if err != nil {
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return err
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}
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*d = Date(dd)
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return nil
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}
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// MarshalText serializes this date type to string
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func (d Date) MarshalText() ([]byte, error) {
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return []byte(d.String()), nil
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}
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// Scan scans a Date value from database driver type.
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func (d *Date) Scan(raw interface{}) error {
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switch v := raw.(type) {
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case []byte:
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return d.UnmarshalText(v)
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case string:
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return d.UnmarshalText([]byte(v))
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case time.Time:
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*d = Date(v)
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return nil
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case nil:
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*d = Date{}
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return nil
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default:
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return fmt.Errorf("cannot sql.Scan() strfmt.Date from: %#v", v)
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}
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}
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// Value converts Date to a primitive value ready to written to a database.
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func (d Date) Value() (driver.Value, error) {
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return driver.Value(d), nil
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}
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func (t Date) MarshalJSON() ([]byte, error) {
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var w jwriter.Writer
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t.MarshalEasyJSON(&w)
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return w.BuildBytes()
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}
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func (t Date) MarshalEasyJSON(w *jwriter.Writer) {
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w.String(time.Time(t).Format(RFC3339FullDate))
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}
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func (t *Date) UnmarshalJSON(data []byte) error {
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l := jlexer.Lexer{Data: data}
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t.UnmarshalEasyJSON(&l)
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return l.Error()
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}
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func (t *Date) UnmarshalEasyJSON(in *jlexer.Lexer) {
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if data := in.String(); in.Ok() {
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tt, err := time.Parse(RFC3339FullDate, data)
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if err != nil {
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in.AddError(err)
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return
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}
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*t = Date(tt)
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}
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}
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