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q53.go
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// Copyright 2013 of Manuel Klarmann (aka Q52 or mklarmann). All rights reserved.
// Use of this source code is governed by a MIT
// license that can be found in the LICENSE file.
package q53
import (
"appengine"
"appengine/datastore"
"appengine/user"
"html/template"
"net/http"
"time"
)
type Answers struct {
Phrases []string
Transitions [][]float64 // this is the matrix, while the diagonal are the probabilites is seperate from the rest
Votes [2]int // first for probabilities, seccond for transitions
}
type Question struct {
Phrase string
Choise Answers
Account string
Date time.Time
}
var (
// initialization variables / questions
q_alpha = Question{
Phrase: "Are you seeking for answers?",
Responses: Answers{
Phrases: []string{"yes","no"},
Transitions: [][]float64{0.5,0.5;0.5,0.5}, // ones(4)/2
Votes: [2]int{0,1},
},
}
q_omega = Question{
Phrase: "Are you satisfied?",
Responses: Answers{
Phrases: []string{"yes","no"},
Transitions: [][]float64{0.5,0.5;0.5,0.5}, // ones(4)/2
Votes: [2]int{0,1},
},
}
knowledge = []Questions
)
func eval (Question, SelectionResponse int){
// delay.train() call
}
func train (){}
func entropy (){}
/*
below is just the boilerplate code for webinteraction, do not mind
*/
func init() {
http.HandleFunc("/", reaction)
http.HandleFunc("/action", sign)
}
func reaction(w http.ResponseWriter, r *http.Request) {
c := appengine.NewContext(r)
q := datastore.NewQuery("Question").Limit(10)
questions_query := make([]Question, 0, 10)
if _, err := q.GetAll(c, &questions_query); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
questions := append(questions_query,q_alpha,q_omega)
if err := guestbookTemplate.Execute(w, questions); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
}
}
var guestbookTemplate = template.Must(template.New("book").Parse(guestbookTemplateHTML))
const guestbookTemplateHTML = `
<html>
<body>
{{range .}}
{{with .Account}}
<p><b>{{.}}</b> wanted to know:</p>
{{else}}
<p>The following generic questions are stored:</p>
{{end}}
<pre>{{.Phrase}}</pre>
{{end}}
<form action="/sign" method="post">
<div><textarea name="phrase" rows="3" cols="60"></textarea></div>
<div><input type="submit" value="Ask a new Question"></div>
</form>
</body>
</html>
`
func action(w http.ResponseWriter, r *http.Request) {
c := appengine.NewContext(r)
c.Infof("New entry from URL: %v", r.URL)
q := Question{
Phrase: r.FormValue("phrase"),
Date: time.Now(),
}
if u := user.Current(c); u != nil {
q.Account = u.String()
}
_, err := datastore.Put(c, datastore.NewIncompleteKey(c, "Question", nil), &q)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
http.Redirect(w, r, "/", http.StatusFound)
}