107 lines
2.6 KiB
Go
107 lines
2.6 KiB
Go
package helper
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import (
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"encoding/json"
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"io/ioutil"
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"net/http"
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"strings"
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"gitbase.de/apairon/mark2web/config"
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"github.com/flosch/pongo2"
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)
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// RequestFn will make a web request and returns map[string]interface form pongo2
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func RequestFn(url *pongo2.Value, args ...*pongo2.Value) *pongo2.Value {
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u := url.String()
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Log.Notice("requesting url via GET %s", u)
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resp, err := http.Get(u)
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if err != nil {
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Log.Panicf("could not get url '%s': %s", u, err)
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}
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defer resp.Body.Close()
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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Log.Panicf("could not read body from url '%s': %s", u, err)
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}
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Log.Debugf("output from url '%s':\n%s", u, string(body))
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if resp.StatusCode >= 400 {
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Log.Panicf("bad status '%d - %s' from url '%s'", resp.StatusCode, resp.Status, u)
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}
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contentType := resp.Header.Get("Content-Type")
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if strings.Contains(contentType, "json") {
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} else {
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Log.Panicf("is not json '%s' from url '%s'", contentType, u)
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}
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jsonMap := make(map[string]interface{})
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err = json.Unmarshal(body, &jsonMap)
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if err != nil {
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Log.Panicf("could not read json from '%s': %s", u, err)
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}
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return pongo2.AsValue(jsonMap)
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}
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// RenderFn renders a pongo2 template with additional context
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func RenderFn(templateFilename, outDir, ctx *pongo2.Value, param ...*pongo2.Value) *pongo2.Value {
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ctxMapKey := ""
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body := ""
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for i, p := range param {
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switch i {
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case 0:
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ctxMapKey = p.String()
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case 1:
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body = p.String()
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}
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}
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newNodeConfig := new(config.PathConfigTree)
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fillNodeConfig(
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newNodeConfig,
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currentTreeNodeConfig.InputPath,
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currentTreeNodeConfig.OutputPath,
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outDir.String(),
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currentPathConfig,
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)
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if newNodeConfig.Config.Data == nil {
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newNodeConfig.Config.Data = make(map[string]interface{})
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}
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if ctxMapKey != "" {
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// as submap in Data
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newNodeConfig.Config.Data[ctxMapKey] = ctx.Interface()
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} else if m, ok := ctx.Interface().(map[string]interface{}); ok {
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// direct set data
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newNodeConfig.Config.Data = m
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}
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tplFilename := templateFilename.String()
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// fake via normal file behavior
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newNodeConfig.Config.Template = &tplFilename
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newNodeConfig.InputFiles = []string{""} // empty file is special for use InputString
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indexInFile := ""
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indexOutFile := "index.html"
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if idx := newNodeConfig.Config.Index; idx != nil {
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if idx.OutputFile != nil && *idx.OutputFile != "" {
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indexOutFile = *idx.OutputFile
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}
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}
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newNodeConfig.Config.Index = &config.IndexConfig{
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InputFile: &indexInFile,
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OutputFile: &indexOutFile,
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InputString: &body,
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}
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newNodeConfig.Hidden = true
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currentTreeNodeConfig.Sub = append(currentTreeNodeConfig.Sub, newNodeConfig)
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return pongo2.AsValue(nil)
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}
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