From c772716e98e11181d301deadeca52856ac18f085 Mon Sep 17 00:00:00 2001 From: Feuerfuchs Date: Mon, 18 May 2020 18:51:19 +0200 Subject: Improved Gemini support --- internal/port/gemini.go | 36 ++++++++++++++++++++++++++++++++++-- internal/port/gopher.go | 16 ++++++++++------ internal/port/main.go | 6 ++++++ internal/port/tpl/gemini.html | 11 ++++++++--- internal/port/tpl/gopher.html | 2 +- internal/port/tpl/startpage.html | 2 +- 6 files changed, 60 insertions(+), 13 deletions(-) (limited to 'internal') diff --git a/internal/port/gemini.go b/internal/port/gemini.go index 740fccd..f67ca05 100644 --- a/internal/port/gemini.go +++ b/internal/port/gemini.go @@ -29,8 +29,9 @@ type GeminiTemplateVariables struct { } type GeminiNavItem struct { - Label string - URL string + Label string + URL string + Current bool } type GeminiSection struct { @@ -40,6 +41,32 @@ type GeminiSection struct { Items []string } +func urlToGeminiNav(url string) (items []GeminiNavItem) { + partialURL := "/gemini" + parts := strings.Split(url, "/") + + if len(parts) != 0 && parts[len(parts)-1] == "" { + parts = parts[:len(parts)-1] + } + + for i, part := range parts { + partialURL = partialURL + "/" + part + + current := false + if i == len(parts)-1 || (len(parts) == 2 && i == 0) { + current = true + } + + items = append(items, GeminiNavItem{ + Label: part, + URL: partialURL, + Current: current, + }) + } + + return +} + func resolveURL(uri string, baseURL *url.URL) (resolvedURL string) { if strings.HasPrefix(uri, "//") { resolvedURL = "/gemini/" + strings.TrimPrefix(uri, "//") @@ -137,6 +164,7 @@ func GeminiHandler(tpl *template.Template, robotsdata *robotstxt.RobotsData, ass Type: libgemini.RAW_TEXT.String(), Text: fmt.Sprintf("Error: %s", err), }}, + Nav: urlToGeminiNav(hostport), IsPlain: true, }); e != nil { log.Println("Template error: " + e.Error()) @@ -167,6 +195,7 @@ func GeminiHandler(tpl *template.Template, robotsdata *robotstxt.RobotsData, ass Type: libgemini.RAW_TEXT.String(), Text: fmt.Sprintf("Error: %s", err), }}, + Nav: urlToGeminiNav(fmt.Sprintf("%s/%s", hostport, uri)), IsPlain: true, }); e != nil { log.Println("Template error: " + e.Error()) @@ -190,6 +219,7 @@ func GeminiHandler(tpl *template.Template, robotsdata *robotstxt.RobotsData, ass Type: libgemini.RAW_TEXT.String(), Text: fmt.Sprintf("Error: %s", err), }}, + Nav: urlToGeminiNav(fmt.Sprintf("%s/%s", hostport, uri)), IsPlain: true, }); e != nil { log.Println("Template error: " + e.Error()) @@ -211,6 +241,7 @@ func GeminiHandler(tpl *template.Template, robotsdata *robotstxt.RobotsData, ass Type: libgemini.RAW_TEXT.String(), Text: fmt.Sprintf("Error %d: %s", res.Header.Status, res.Header.Meta), }}, + Nav: urlToGeminiNav(fmt.Sprintf("%s/%s", hostport, uri)), IsPlain: true, }); err != nil { log.Println("Template error: " + err.Error()) @@ -252,6 +283,7 @@ func GeminiHandler(tpl *template.Template, robotsdata *robotstxt.RobotsData, ass URL: fmt.Sprintf("%s/%s", hostport, uri), Assets: assetList, Sections: sections, + Nav: urlToGeminiNav(fmt.Sprintf("%s/%s", hostport, uri)), IsPlain: isPlain, }); err != nil { log.Println("Template error: " + err.Error()) diff --git a/internal/port/gopher.go b/internal/port/gopher.go index d2283c6..cb5e60c 100644 --- a/internal/port/gopher.go +++ b/internal/port/gopher.go @@ -49,10 +49,14 @@ func trimLeftChars(s string, n int) string { return s[:0] } -func urlToNav(url string) (items []GopherNavItem) { +func urlToGopherNav(url string) (items []GopherNavItem) { partialURL := "/gopher" parts := strings.Split(url, "/") + if len(parts) != 0 && parts[len(parts)-1] == "" { + parts = parts[:len(parts)-1] + } + for i, part := range parts { if i == 1 { partialURL = partialURL + "/1" @@ -151,7 +155,7 @@ func renderGopherDirectory(w http.ResponseWriter, tpl *template.Template, assetL URL: fmt.Sprintf("%s/%s", hostport, uri), Assets: assetList, Lines: out, - Nav: urlToNav(fmt.Sprintf("%s/%s", hostport, uri)), + Nav: urlToGopherNav(fmt.Sprintf("%s/%s", hostport, uri)), }) } @@ -194,7 +198,7 @@ func GopherHandler(tpl *template.Template, robotsdata *robotstxt.RobotsData, ass Lines: []GopherItem{{ Text: fmt.Sprintf("Error: %s", err), }}, - Nav: urlToNav(hostport), + Nav: urlToGopherNav(hostport), IsPlain: true, }); e != nil { log.Println("Template error: " + e.Error()) @@ -224,7 +228,7 @@ func GopherHandler(tpl *template.Template, robotsdata *robotstxt.RobotsData, ass Lines: []GopherItem{{ Text: fmt.Sprintf("Error: %s", err), }}, - Nav: urlToNav(fmt.Sprintf("%s/%s", hostport, uri)), + Nav: urlToGopherNav(fmt.Sprintf("%s/%s", hostport, uri)), IsPlain: true, }); e != nil { log.Println("Template error: " + e.Error()) @@ -246,7 +250,7 @@ func GopherHandler(tpl *template.Template, robotsdata *robotstxt.RobotsData, ass Lines: []GopherItem{{ Text: buf.String(), }}, - Nav: urlToNav(fmt.Sprintf("%s/%s", hostport, uri)), + Nav: urlToGopherNav(fmt.Sprintf("%s/%s", hostport, uri)), IsPlain: true, }); err != nil { log.Println("Template error: " + err.Error()) @@ -271,7 +275,7 @@ func GopherHandler(tpl *template.Template, robotsdata *robotstxt.RobotsData, ass Lines: []GopherItem{{ Text: fmt.Sprintf("Error: %s", err), }}, - Nav: urlToNav(fmt.Sprintf("%s/%s", hostport, uri)), + Nav: urlToGopherNav(fmt.Sprintf("%s/%s", hostport, uri)), IsPlain: false, }); e != nil { log.Println("Template error: " + e.Error()) diff --git a/internal/port/main.go b/internal/port/main.go index 763057b..fe85ba4 100644 --- a/internal/port/main.go +++ b/internal/port/main.go @@ -237,9 +237,15 @@ func ListenAndServe(bind, startpagefile string, robotsfile string, robotsdebug b "hasPrefix": func(s string, prefix string) bool { return strings.HasPrefix(s, prefix) }, + "hasSuffix": func(s string, suffix string) bool { + return strings.HasSuffix(s, suffix) + }, "title": func(s string) string { return strings.Title(s) }, + "string": func(s interface{}) string { + return fmt.Sprint(s) + }, } // diff --git a/internal/port/tpl/gemini.html b/internal/port/tpl/gemini.html index df50d50..8d20da1 100644 --- a/internal/port/tpl/gemini.html +++ b/internal/port/tpl/gemini.html @@ -35,11 +35,16 @@ {{- else if eq .Type "REFLOW_TEXT" -}}

{{- .Text -}}

{{- else if eq .Type "LINK" -}} -
=>{{- .Text -}}
+ {{- $linkCls := "link" -}} + {{- $url := string .URL -}} + {{- if or (hasSuffix $url ".jpg") (hasSuffix $url ".jpeg") (hasSuffix $url ".png") (hasSuffix $url ".gif") -}} + {{- $linkCls = "link--IMG" -}} + {{- end -}} +
=>{{- .Text -}}
{{- else if eq .Type "HEADING_1" -}} -
#

{{- .Text -}}

+
#

{{- .Text -}}

{{- else if eq .Type "HEADING_2" -}} -
##

{{- .Text -}}

+
##

{{- .Text -}}

{{- else if eq .Type "HEADING_3" -}}
###

{{- .Text -}}

{{- else if eq .Type "LIST" -}} diff --git a/internal/port/tpl/gopher.html b/internal/port/tpl/gopher.html index 5436123..6eb607c 100644 --- a/internal/port/tpl/gopher.html +++ b/internal/port/tpl/gopher.html @@ -35,7 +35,7 @@ {{- $page := . -}} {{- range .Lines -}} {{- if .Link -}} -
{{- .Type -}}{{- .Text -}}
+
{{- .Type -}}{{- .Text -}}
{{- else -}} 
{{- .Text -}}
{{- end -}} diff --git a/internal/port/tpl/startpage.html b/internal/port/tpl/startpage.html index cfe519d..772ac90 100644 --- a/internal/port/tpl/startpage.html +++ b/internal/port/tpl/startpage.html @@ -18,7 +18,7 @@
- 
+			
         {{- .Content -}}
-- cgit v1.2.3-54-g00ecf