37 lines
840 B
Go
37 lines
840 B
Go
package main
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import (
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"encoding/json"
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"errors"
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"net/http"
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)
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type Article struct {
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Url string `json:"url"`
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Modified string `json:"date_modified"`
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}
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func LatestArticle(url string) (*Article, error) {
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jsonFeed := &struct {
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Items []Article `json:"items"`
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}{}
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req, err := http.NewRequest(http.MethodGet, url, nil)
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if err != nil {
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return nil, errors.New("failed to create req to get json feed")
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}
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req.Header.Add("User-Agent", "WebmentionHelper")
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resp, err := http.DefaultClient.Do(req)
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if err != nil {
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return nil, errors.New("failed to get json feed")
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}
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err = json.NewDecoder(resp.Body).Decode(&jsonFeed)
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_ = resp.Body.Close()
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if err != nil {
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return nil, errors.New("failed to parse json feed")
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}
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if len(jsonFeed.Items) < 1 {
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return nil, errors.New("no articles in feed")
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}
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return &jsonFeed.Items[0], nil
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}
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