mirror of
https://github.com/nkanaev/yarr.git
synced 2025-05-23 16:33:13 +00:00
46 lines
784 B
Go
46 lines
784 B
Go
package main
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import (
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"encoding/json"
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"fmt"
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"io"
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"log"
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"net/http"
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"os"
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"strings"
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"github.com/nkanaev/yarr/src/parser"
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)
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func main() {
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if len(os.Args) != 2 {
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fmt.Println("usage: <script> [url|filepath]")
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return
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}
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url := os.Args[1]
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var r io.Reader
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if strings.HasPrefix(url, "http") {
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res, err := http.Get(url)
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if err != nil {
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log.Fatalf("failed to get url %s: %s", url, err)
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}
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r = res.Body
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} else {
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var err error
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r, err = os.Open(url)
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if err != nil {
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log.Fatalf("failed to open file: %s", err)
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}
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}
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feed, err := parser.Parse(r)
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if err != nil {
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log.Fatalf("failed to parse feed: %s", err)
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}
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body, err := json.MarshalIndent(feed, "", " ")
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if err != nil {
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log.Fatalf("failed to marshall feed: %s", err)
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}
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fmt.Println(string(body))
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}
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