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@ -1,79 +1,79 @@ |
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package main |
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import ( |
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"encoding/json" |
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"fmt" |
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"io/ioutil" |
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"os" |
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"regexp" |
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"strings" |
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"encoding/json" |
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"fmt" |
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"io/ioutil" |
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"os" |
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"regexp" |
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"strings" |
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"time" |
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"github.com/PuerkitoBio/goquery" |
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"github.com/PuerkitoBio/goquery" |
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) |
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type ( |
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// Meal contains the info about a meals
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Meal struct { |
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Category string `json:"category"` |
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Price string `json:"price"` |
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Title string `json:"title"` |
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} |
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// Menu contains all info to menues in a mensa on one day
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Menu struct { |
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Day int `json:"day"` |
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Mensa string `json:"mensa"` |
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Meals []Meal `json:"meals"` |
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Date string `json:"date"` |
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} |
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// Meal contains the info about a meals
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Meal struct { |
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Category string `json:"category"` |
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Price string `json:"price"` |
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Title string `json:"title"` |
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} |
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// Menu contains all info to menues in a mensa on one day
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Menu struct { |
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Day int `json:"day"` |
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Mensa string `json:"mensa"` |
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Meals []Meal `json:"meals"` |
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Date string `json:"date"` |
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} |
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) |
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var ( |
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mensen = map[string]string{ |
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"Zentralmensa": "zentralmensa", |
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"Nordmensa": "nordmensa", |
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"Mensa+am+Turm": "turmmensa", |
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"Mensa+Italia": "mensaitalia", |
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"Bistro+HAWK": "bistrohawk", |
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} |
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trimRegex = regexp.MustCompile(`\s{2,}`) |
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mensen = map[string]string{ |
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"Zentralmensa": "zentralmensa", |
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"Nordmensa": "nordmensa", |
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"Mensa+am+Turm": "turmmensa", |
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"Mensa+Italia": "mensaitalia", |
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"Bistro+HAWK": "bistrohawk", |
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} |
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trimRegex = regexp.MustCompile(`\s{2,}`) |
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) |
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func main() { |
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path := "./" |
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if len(os.Args) == 2 { |
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path = os.Args[1] + "/" |
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} |
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for mensa := range mensen { |
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for day := 1; day < 8; day = day + 1 { |
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menu, err := operate(mensa, day) |
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if err != nil { |
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fmt.Println(err.Error()) |
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return |
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} |
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content, err := json.Marshal(menu) |
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if err != nil { |
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fmt.Println(err.Error()) |
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return |
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} |
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err = ioutil.WriteFile(fmt.Sprintf("%s/%s.%v.json", path, mensen[mensa], day), content, 0644) |
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if err != nil { |
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fmt.Println(err.Error()) |
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return |
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} |
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} |
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} |
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path := "./" |
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if len(os.Args) == 2 { |
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path = os.Args[1] + "/" |
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} |
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for mensa := range mensen { |
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for day := 1; day < 8; day = day + 1 { |
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menu, err := operate(mensa, day) |
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if err != nil { |
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fmt.Println(err.Error()) |
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return |
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} |
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content, err := json.Marshal(menu) |
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if err != nil { |
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fmt.Println(err.Error()) |
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return |
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} |
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err = ioutil.WriteFile(fmt.Sprintf("%s/%s.%v.json", path, mensen[mensa], day), content, 0644) |
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if err != nil { |
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fmt.Println(err.Error()) |
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return |
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} |
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} |
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} |
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} |
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func writeToFile(content []byte) error { |
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err := ioutil.WriteFile(os.Args[1], content, 0644) |
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if err != nil { |
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return err |
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} |
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return nil |
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err := ioutil.WriteFile(os.Args[1], content, 0644) |
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if err != nil { |
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return err |
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} |
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return nil |
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} |
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func operate(mensa string, day int) (Menu, error) { |
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@ -85,35 +85,35 @@ func operate(mensa string, day int) (Menu, error) { |
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document, err := goquery.NewDocument(fmt.Sprintf("http://www.studentenwerk-goettingen.de/speiseplan.html?no_cache=1&day=%v&push=%v&selectmensa=%s", day, push, mensa)) |
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if err != nil { |
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return Menu{}, err |
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} |
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if err != nil { |
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return Menu{}, err |
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} |
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meals, err := parseMeals(document) |
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if err != nil { |
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return Menu{}, err |
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} |
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meals, err := parseMeals(document) |
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if err != nil { |
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return Menu{}, err |
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} |
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date := parseDate(document) |
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return Menu{Day: day, Mensa: mensa, Meals: meals, Date: date}, nil |
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date := parseDate(document) |
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return Menu{Day: day, Mensa: mensa, Meals: meals, Date: date}, nil |
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} |
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func parseDate(doc *goquery.Document) string { |
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return strip(doc.Find("#speise-head2_datum").Text()) |
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return strip(doc.Find("#speise-head2_datum").Text()) |
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} |
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func strip(old string) string { |
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return strings.TrimSpace(trimRegex.ReplaceAllString(old, " ")) |
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return strings.TrimSpace(trimRegex.ReplaceAllString(old, " ")) |
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} |
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func parseMeals(doc *goquery.Document) ([]Meal, error) { |
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meals := []Meal{} |
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doc.Find("table.speise-tblmain tbody tr").Each(func(i int, s *goquery.Selection) { |
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meal := Meal{ |
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Category: strip(s.Find(".ext_sits_preis").Text()), // yes, really preis
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Title: strip(s.Find(".ext_sits_essen").Text()), |
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} |
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meals = append(meals, meal) |
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}) |
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return meals, nil |
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meals := []Meal{} |
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doc.Find("table.speise-tblmain tbody tr").Each(func(i int, s *goquery.Selection) { |
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meal := Meal{ |
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Category: strip(s.Find(".ext_sits_preis").Text()), // yes, really preis
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Title: strip(s.Find(".ext_sits_essen").Text()), |
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} |
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meals = append(meals, meal) |
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}) |
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return meals, nil |
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} |