mirror of https://github.com/jlelse/GoBlog
60 lines
1.5 KiB
Go
60 lines
1.5 KiB
Go
package main
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import (
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"context"
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"encoding/base64"
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"net/http"
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"path"
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"github.com/go-chi/chi/v5"
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)
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const defaultSearchPath = "/search"
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const searchPlaceholder = "{search}"
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func (a *goBlog) serveSearch(w http.ResponseWriter, r *http.Request) {
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servePath := r.Context().Value(pathKey).(string)
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err := r.ParseForm()
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if err != nil {
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a.serveError(w, r, err.Error(), http.StatusBadRequest)
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return
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}
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if q := r.Form.Get("q"); q != "" {
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// Clean query
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q = cleanHTMLText(q)
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// Redirect to results
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http.Redirect(w, r, path.Join(servePath, searchEncode(q)), http.StatusFound)
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return
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}
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a.render(w, r, a.renderSearch, &renderData{
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Canonical: a.getFullAddress(servePath),
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})
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}
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func (a *goBlog) serveSearchResult(w http.ResponseWriter, r *http.Request) {
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var searchParamValue, decodedSearch string
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// Get search parameter from path
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searchParamValue = chi.URLParam(r, "search")
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if searchParamValue != "" {
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// Decode and sanitize search
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decodedSearch = cleanHTMLText(searchDecode(searchParamValue))
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}
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// Serve index
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a.serveIndex(w, r.WithContext(context.WithValue(r.Context(), indexConfigKey, &indexConfig{
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path: r.Context().Value(pathKey).(string) + "/" + searchParamValue,
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search: decodedSearch,
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})))
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}
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func searchEncode(search string) string {
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return base64.URLEncoding.EncodeToString([]byte(search))
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}
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func searchDecode(encoded string) string {
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db, err := base64.URLEncoding.DecodeString(encoded)
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if err != nil {
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return ""
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}
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return string(db)
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}
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