mirror of
https://codeberg.org/scip/ephemerup.git
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108 lines
2.4 KiB
Go
108 lines
2.4 KiB
Go
/*
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Copyright © 2023 Thomas von Dein
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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 General Public License as published by
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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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package api
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import (
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"fmt"
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"regexp"
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"strconv"
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"time"
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)
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const ApiVersion string = "/v1"
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// used to return to the api client
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type Result struct {
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Success bool
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Message string
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Code int
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}
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// Binding from JSON, data coming from user, not tainted
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type Meta struct {
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Expire string `json:"expire" form:"expire"`
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}
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// vaious helbers
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func Log(format string, values ...any) {
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fmt.Printf("[DEBUG] "+format+"\n", values...)
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}
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func Ts() string {
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t := time.Now()
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return t.Format("2006-01-02-15-04-")
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}
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func NormalizeFilename(file string) string {
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r := regexp.MustCompile(`[^\w\d\-_\\.]`)
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return Ts() + r.ReplaceAllString(file, "")
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}
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/*
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We could use time.ParseDuration(), but this doesn't support days.
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We could also use github.com/xhit/go-str2duration/v2, which does
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the job, but it's just another dependency, just for this little
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gem. And we don't need a time.Time value.
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Convert a duration into seconds (int).
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Valid time units are "s", "m", "h" and "d".
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*/
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func duration2int(duration string) int {
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re := regexp.MustCompile(`(\d+)([dhms])`)
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seconds := 0
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for _, match := range re.FindAllStringSubmatch(duration, -1) {
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if len(match) == 3 {
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v, _ := strconv.Atoi(match[1])
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switch match[2][0] {
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case 'd':
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seconds += v * 86400
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case 'h':
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seconds += v * 3600
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case 'm':
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seconds += v * 60
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case 's':
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seconds += v
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}
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}
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}
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return seconds
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}
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/*
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Calculate if time is up based on start time.Time and
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duration. Returns true if time is expired. Start time comes from
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the database.
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aka:
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if(now - start) >= duration { time is up}
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*/
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func IsExpired(start time.Time, duration string) bool {
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now := time.Now()
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expiretime := duration2int(duration)
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if now.Unix()-start.Unix() >= int64(expiretime) {
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return true
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}
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return false
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}
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