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https://github.com/superseriousbusiness/gotosocial
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98263a7de6
* start fixing up tests * fix up tests + automate with drone * fiddle with linting * messing about with drone.yml * some more fiddling * hmmm * add cache * add vendor directory * verbose * ci updates * update some little things * update sig
79 lines
1.6 KiB
Go
79 lines
1.6 KiB
Go
package exifcommon
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import (
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"bytes"
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"fmt"
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"time"
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"github.com/dsoprea/go-logging"
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)
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// DumpBytes prints a list of hex-encoded bytes.
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func DumpBytes(data []byte) {
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fmt.Printf("DUMP: ")
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for _, x := range data {
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fmt.Printf("%02x ", x)
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}
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fmt.Printf("\n")
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}
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// DumpBytesClause prints a list like DumpBytes(), but encapsulated in
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// "[]byte { ... }".
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func DumpBytesClause(data []byte) {
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fmt.Printf("DUMP: ")
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fmt.Printf("[]byte { ")
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for i, x := range data {
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fmt.Printf("0x%02x", x)
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if i < len(data)-1 {
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fmt.Printf(", ")
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}
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}
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fmt.Printf(" }\n")
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}
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// DumpBytesToString returns a stringified list of hex-encoded bytes.
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func DumpBytesToString(data []byte) string {
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b := new(bytes.Buffer)
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for i, x := range data {
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_, err := b.WriteString(fmt.Sprintf("%02x", x))
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log.PanicIf(err)
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if i < len(data)-1 {
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_, err := b.WriteRune(' ')
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log.PanicIf(err)
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}
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}
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return b.String()
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}
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// DumpBytesClauseToString returns a comma-separated list of hex-encoded bytes.
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func DumpBytesClauseToString(data []byte) string {
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b := new(bytes.Buffer)
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for i, x := range data {
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_, err := b.WriteString(fmt.Sprintf("0x%02x", x))
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log.PanicIf(err)
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if i < len(data)-1 {
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_, err := b.WriteString(", ")
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log.PanicIf(err)
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}
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}
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return b.String()
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}
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// ExifFullTimestampString produces a string like "2018:11:30 13:01:49" from a
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// `time.Time` struct. It will attempt to convert to UTC first.
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func ExifFullTimestampString(t time.Time) (fullTimestampPhrase string) {
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t = t.UTC()
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return fmt.Sprintf("%04d:%02d:%02d %02d:%02d:%02d", t.Year(), t.Month(), t.Day(), t.Hour(), t.Minute(), t.Second())
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}
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