mirror of https://github.com/jlelse/GoBlog
Simple blogging system written in Go
https://goblog.app
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
44 lines
869 B
44 lines
869 B
package main |
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import ( |
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"net/http" |
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"regexp" |
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) |
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type regexRedirect struct { |
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From *regexp.Regexp |
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To string |
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Type int |
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} |
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func (a *goBlog) initRegexRedirects() error { |
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for _, cr := range a.cfg.PathRedirects { |
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re, err := regexp.Compile(cr.From) |
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if err != nil { |
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return err |
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} |
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r := ®exRedirect{ |
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From: re, |
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To: cr.To, |
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Type: cr.Type, |
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} |
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if r.Type == 0 { |
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r.Type = http.StatusFound |
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} |
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a.regexRedirects = append(a.regexRedirects, r) |
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} |
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return nil |
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} |
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func (a *goBlog) checkRegexRedirects(next http.Handler) http.Handler { |
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { |
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for _, re := range a.regexRedirects { |
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if newPath := re.From.ReplaceAllString(r.URL.Path, re.To); r.URL.Path != newPath { |
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r.URL.Path = newPath |
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http.Redirect(w, r, r.URL.String(), re.Type) |
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return |
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} |
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} |
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next.ServeHTTP(w, r) |
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}) |
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}
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