Golang slug.Slug函數代碼示例

func exportAliases() {
	var (
		repositories *Repositories
		environments *Environments
		environment  *Environment
		err          error
	)
	if repositories, err = bot.GetRepositories(); err != nil {
		fmt.Println(err)
		os.Exit(-1)
	}
	if environments, err = bot.GetEnvironments(); err != nil {
		fmt.Println(err)
		os.Exit(-1)
	}
	mappedEnvironments := make(map[int][]*Environment)
	for _, environment = range environments.Entries {
		mappedEnvironments[environment.RepositoryId] = append(mappedEnvironments[environment.RepositoryId], environment)
	}

	fmt.Printf("[aliases]\n")
	for _, repository := range repositories.Entries {
		fmt.Printf("# %s\n", repository.Title)
		fmt.Printf("%s = %d\n", slug.Slug(repository.Title), repository.Id)
		for _, environment := range mappedEnvironments[repository.Id] {
			fmt.Printf("\t%s-%s = %d\n", slug.Slug(repository.Title), slug.Slug(environment.Name), environment.Id)
		}
	}

}

// GetNodes returns the D3-compatible nodes by rta analysis
func GetNodes(prog *ssa.Program) ([]node.Node, error) {
	main, err := mainPackage(prog, false)
	if err != nil {
		return nil, err
	}

	roots := []*ssa.Function{
		main.Func("init"),
		main.Func("main"),
	}

	added := make(map[string]struct{})
	extraImports := make(map[string][]string)
	var nodes []node.Node

	callgraph := rta.Analyze(roots, true)
	callgraph.CallGraph.DeleteSyntheticNodes()
	for _, bar := range callgraph.CallGraph.Nodes {
		_, ok := added[bar.Func.Package().String()]
		if !ok {
			for _, edge := range bar.Out {
				if extraImports[edge.Callee.Func.Package().String()] == nil {
					extraImports[edge.Callee.Func.Package().String()] = make([]string, 0)
				}
				extraImports[edge.Callee.Func.Package().String()] = append(extraImports[edge.Callee.Func.Package().String()], strings.TrimPrefix(slug.Slug(bar.Func.Package().String()), "package-"))
			}

			added[bar.Func.Package().String()] = struct{}{}
		}
	}

	added = make(map[string]struct{})
	for _, bar := range callgraph.CallGraph.Nodes {
		_, ok := added[bar.Func.Package().String()]
		if !ok {
			var imports []string
			for _, edge := range bar.In {
				imports = append(imports, strings.TrimPrefix(slug.Slug(edge.Caller.Func.Package().String()), "package-"))
			}
			imports = append(imports, extraImports[bar.Func.Package().String()]...)

			nodes = append(nodes, node.Node{Name: strings.TrimPrefix(slug.Slug(bar.Func.Package().String()), "package-"), Imports: imports, Size: len(imports) * 100})

			added[bar.Func.Package().String()] = struct{}{}
		}
	}

	return nodes, nil
}

func (p *Page) ProcessContent() {
	content := string(p.Content)
	titles := titlePattern.FindAllStringSubmatch(content, -1)
	for _, title := range titles {
		if p.Titles == nil {
			p.Titles = make(map[int][]anchor)
		}
		if len(title) == 3 {
			if level, _ := strconv.Atoi(title[1]); level > 0 {
				ll := level - 1
				text := title[2]

				id := slug.Slug(text)

				if id == "" {
					id = fmt.Sprintf("%05d", level)
				}

				if p.Titles[ll] == nil {
					p.Titles[ll] = []anchor{}
				}

				r := fmt.Sprintf(`<h%d><a href="#%s" name="%s">%s</a></h%d>`, level, id, id, text, level)
				p.Titles[ll] = append(p.Titles[ll], anchor{Text: text, URL: "#" + id})

				content = strings.Replace(content, title[0], r, 1)
			}
		}
	}
	p.Content = template.HTML(content)
}

// fillAndValidate tag
func (model *Tag) fillAndValidate(payload Tag, isEdit bool) (err error) {

	if !isEdit {
		// new
	} else {
		model.ID = payload.ID
	}

	model.Name = strings.TrimSpace(payload.Name)
	model.Description = strings.TrimSpace(payload.Description)
	model.Slug = strings.TrimSpace(payload.Slug)
	if model.Slug == "" || !slug.IsSlugAscii(model.Slug) {
		// generate slug
		model.Slug = slug.Slug(model.Name)
	}
	model.Image = strings.TrimSpace(payload.Image)
	model.IsVisible = payload.IsVisible
	model.ParentID = payload.ParentID
	model.MetaTitle = payload.MetaTitle
	if model.MetaTitle == "" {
		model.MetaTitle = model.Name
	}
	model.MetaDescription = payload.MetaDescription
	if model.MetaDescription == "" {
		model.MetaDescription = model.Description
	}

	model.UpdatedBy = payload.UpdatedBy

	return
}

func checkAndCreateCategories(db DB) {
	for i, categoryName := range categoryList {
		categorySlug := slug.Slug(categoryName)
		count, err := db.SelectInt("select count(*) from category where categoryslug=?", categorySlug)
		if err != nil {
			log.Printf("Error searching for the category with categorySlug %s\n", categorySlug)
			log.Println("Stopping the creation of categories")
			return
		}
		if count == 0 {
			category := &Category{
				CategoryId:   uniuri.NewLen(20),
				CategoryName: categoryName,
				CategorySlug: categorySlug,
				LikeCount:    0,
			}
			if i == 0 { // "Sem Categoria" is my default category
				category.CategoryId = "default"
			}
			err := db.Insert(category)
			if err != nil {
				log.Printf("Error when creating the category %s. %s\n", category.CategoryName, err)
			} else {
				log.Printf("Category %s created!\n", category.CategoryName)
			}
		}
	}
}

func parseExamples() []*Example {
	exampleNames := readLines("examples.txt")
	examples := make([]*Example, 0)
	for _, exampleName := range exampleNames {
		if (exampleName != "") && !strings.HasPrefix(exampleName, "#") {
			example := Example{Name: exampleName}
			exampleId := slug.Slug(exampleName)
			example.Id = exampleId
			example.Segs = make([][]*Seg, 0)
			sourcePaths := mustGlob("examples/" + exampleId + "/*")
			for _, sourcePath := range sourcePaths {
				if strings.HasSuffix(sourcePath, ".hash") {
					example.GoCodeHash, example.UrlHash = parseHashFile(sourcePath)
				} else {
					sourceSegs, filecontents := parseAndRenderSegs(sourcePath)
					if filecontents != "" {
						example.GoCode = filecontents
					}
					example.Segs = append(example.Segs, sourceSegs)
				}
			}
			newCodeHash := sha1Sum(example.GoCode)
			if example.GoCodeHash != newCodeHash {
				example.UrlHash = resetUrlHashFile(newCodeHash, example.GoCode, "examples/"+example.Id+"/"+example.Id+".hash")
			}
			examples = append(examples, &example)
		}
	}
	for i, example := range examples {
		if i < (len(examples) - 1) {
			example.NextExample = examples[i+1]
		}
	}
	return examples
}

func CreateContent(db DB, user *User, url *Url, img *Image, content *Content) (*Content, error) {
	contentId := uniuri.NewLen(20)
	u, err := db.Get(Content{}, contentId)
	for err == nil && u != nil {
		contentId := uniuri.NewLen(20)
		u, err = db.Get(Content{}, contentId)
	}

	if err != nil {
		return nil, err
	}

	s := slug.Slug(content.Title)

	// Let's check if this slug already exists,
	// if existis, we will increment a sulfix to it
	newSlug := s
	increment := 1
	count, err := db.SelectInt("select count(*) from content where slug=?", newSlug)
	for err == nil && count != 0 {
		increment += 1
		newSlug = fmt.Sprintf("%s-%d", s, increment)
		count, err = db.SelectInt("select count(*) from content where slug=?", newSlug)
	}

	log.Printf("SLUG: %s, inc: %d, count: %d\n", newSlug, increment, count)

	if err != nil {
		return nil, err
	}

	newContent := &Content{
		ContentId:   contentId,
		UrlId:       url.UrlId,
		CategoryId:  "default", // First category will be "Sem categoria"
		Title:       content.Title,
		Slug:        newSlug,
		Description: content.Description,
		Host:        content.Host,
		UserId:      user.UserId,
		ImageId:     "default", // We will check the if there is an image below
		LikeCount:   0,
		Creation:    time.Now(),
		LastUpdate:  time.Now(),
		Deleted:     false,
	}

	if img != nil {
		newContent.ImageId = img.ImageId
	}

	err = db.Insert(newContent)

	if err != nil {
		return nil, err
	}

	return newContent, nil
}

func (model *Post) fillAndValidate(payload PostPayload, isEdit bool) (err error) {

	body := strings.TrimSpace(payload.Body)
	if !isEdit {
		// new
		// uuid
		model.UUID = uuid.NewV4().String()
		model.CreatedBy = payload.AuthorID

		// generate excerpt
		bodyLength := len(body)
		// get # of characters to generate excerpt
		// this is usually taken from settings
		// but we'll hard code it for now
		excerptChars := 200
		if bodyLength < excerptChars {
			excerptChars = bodyLength
		}

		model.Excerpt = body[:excerptChars]
	} else {
		model.ID = payload.ID
		model.Excerpt = strings.TrimSpace(payload.Excerpt)
	}

	model.Title = strings.TrimSpace(payload.Title)
	model.Slug = strings.TrimSpace(payload.Slug)
	if model.Slug == "" || !slug.IsSlugAscii(model.Slug) {
		// generate slug
		model.Slug = slug.Slug(model.Title)
	}

	model.Subtitle = strings.TrimSpace(payload.Subtitle)
	model.Body = body
	model.Featured = payload.Featured
	model.Image = strings.TrimSpace(payload.Image)
	model.AuthorID = payload.AuthorID
	model.UpdatedBy = payload.AuthorID
	model.MetaTitle = strings.TrimSpace(payload.MetaTitle)
	model.MetaDescription = strings.TrimSpace(payload.MetaDescription)

	if model.Status == "published" {
		// parse published_at from format: MM-DD-YYYY hh:mm
		publishedAt, err2 := utils.ParseDate(LONGFORM, payload.PublishedAt)
		if err2 != nil {
			err = err2
			return
		}
		model.PublishedAt = pq.NullTime{
			Time:  publishedAt,
			Valid: true,
		}
	}

	return
}

func (u *Group) BeforeUpdate(tx *gorm.DB) (err error) {
	var count int
	tx.Model(u).Where("name = ?", u.Name).Count(&count)
	if count > 1 {
		err = errors.New("Conflicting Name!")
		return
	}
	u.Slug = slug.Slug(u.Name)
	return
}

func (u *Media) BeforeCreate(tx *gorm.DB) (err error) {
	var count int
	tx.Model(u).Where("name = ?", u.Name).Count(&count)
	if count > 0 {
		err = errors.New("Media exists!")
		return
	}
	u.Slug = slug.Slug(u.Name)
	return
}

// GetNodes returns the D3-compatible nodes by cha analysis -
// notably, works without a main()
func GetNodes(prog *ssa.Program) ([]node.Node, error) {
	added := make(map[string]struct{})
	extraImports := make(map[string][]string)
	var nodes []node.Node

	callgraph := cha.CallGraph(prog)
	callgraph.DeleteSyntheticNodes()
	for f, bar := range callgraph.Nodes {
		fName := fmt.Sprintf("%+v", f)
		_, ok := added[fName]
		if !ok {
			for _, edge := range bar.Out {
				if extraImports[edge.Callee.Func.String()] == nil {
					extraImports[edge.Callee.Func.String()] = make([]string, 0)
				}
				extraImports[edge.Callee.Func.String()] = append(extraImports[edge.Callee.Func.String()], strings.TrimPrefix(slug.Slug(fName), "package-"))
			}

			added[fName] = struct{}{}
		}
	}

	added = make(map[string]struct{})
	for f, bar := range callgraph.Nodes {
		fName := fmt.Sprintf("%+v", f)
		_, ok := added[fName]
		if !ok {
			var imports []string
			for _, edge := range bar.In {
				imports = append(imports, strings.TrimPrefix(slug.Slug(edge.Caller.Func.String()), "package-"))
			}
			imports = append(imports, extraImports[fName]...)

			nodes = append(nodes, node.Node{Name: strings.TrimPrefix(slug.Slug(fName), "package-"), Imports: imports, Size: len(imports) * 100})

			added[fName] = struct{}{}
		}
	}

	return nodes, nil
}

//Create adds a skill to the database, based on it's owner
func (r *SkillRepo) Create(skill *Skill) error {
	id := bson.NewObjectId()

	Slug := slug.Slug(skill.Name + " " + skill.City + " " + randSeq(7))
	skill.Slug = Slug
	_, err := r.coll.UpsertId(id, skill)
	if err != nil {
		return err
	}

	skill.ID = id

	return nil
}

func GetSlug(content *Content) (string, error) {
	s := slug.Slug(content.Title)

	// Let's check if this slug already exists,
	// if existis, we will increment a sulfix to it
	newSlug := s
	increment := 1
	count, err := db.SelectInt("select count(*) from content where contentid!=? AND slug=?", content.ContentId, newSlug)
	for err == nil && count != 0 {
		increment += 1
		newSlug = fmt.Sprintf("%s-%d", s, increment)
		count, err = db.SelectInt("select count(*) from content where contentid!=? AND slug=?", content.ContentId, newSlug)
	}
	if err != nil {
		return "", err
	}

	log.Printf("SLUG: %s, inc: %d, count: %d\n", newSlug, increment, count)
	return newSlug, nil
}

func (c *appContext) xmain() {
	inFile, err := os.Open("./places.json")
	if err != nil {

		log.Println(err)
	}
	defer inFile.Close()
	scanner := bufio.NewScanner(inFile)
	scanner.Split(bufio.ScanLines)

	//var pp []place
	for scanner.Scan() {
		//log.Println(scanner.Text())

		type Placex struct {
			ID           bson.ObjectId `bson:"_id,omitempty"`
			Slug         string
			Location     string
			State        string
			Budget       string
			Service      []string
			Name         string
			Overview     string
			Address      string
			WorkingHours string
			Phone        string
			PriceRange   string
			Owner        string
			//Timestamp    string
			Images []Images
			Rating int
		}
		var p Placex
		err := json.Unmarshal([]byte(scanner.Text()), &p)
		if err != nil {

			log.Println(err)
		}
		//log.Println(p.Images)

		//pp = append(pp, p)

		var services []string
		for _, s := range strings.Split(p.Service[0], " ") {
			log.Println(s)
			c.redis.SAdd("services", strings.Title(strings.ToLower(s)))

			services = append(services, strings.ToLower(s))
		}
		c.redis.SAdd("places", strings.Title(strings.ToLower(p.Location)+", Lagos"))
		xx := &place{
			Location:     strings.ToLower(p.Location),
			State:        "lagos",
			Name:         strings.ToLower(p.Name),
			Budget:       strings.ToLower(p.Budget),
			Service:      services,
			Overview:     p.Overview,
			Address:      p.Address,
			WorkingHours: p.WorkingHours,
			Phone:        p.Phone,
			Timestamp:    time.Now(),
			Images:       p.Images,
			Owner:        p.Owner,
			Slug:         slug.Slug(p.Name + " " + p.Location + " " + randSeq(5)),
		}
		cc := c.db.C("places")
		err = cc.Insert(xx)
		if err != nil {
			log.Println(err)

		}

	}
}

func (c *appContext) newPlace(w http.ResponseWriter, r *http.Request, approve int) error {

	user, err := userget(r)
	if err != nil {
		log.Println(err)
	}
	log.Println(user)
	err = r.ParseMultipartForm(20000)
	if err != nil {
		log.Println(err)
		return err
	}

	f := r.MultipartForm

	files := f.File["images"] // grab filenames

	log.Println(files)

	var img = make([]Images, 0, 10)

	for _, v := range files {
		fn, tn := c.uploadPic(v)
		i := Images{
			Thumb: tn,
			Full:  fn,
		}

		img = append(img, i)

	}

	location := strings.ToLower(strings.Join(r.Form["location"], ""))

	budget := strings.Join(r.Form["budget"], "")

	service := strings.Split(strings.ToLower(strings.Join(r.Form["service"], "")), ",")

	Place := &place{
		Approved:     approve,
		Location:     location,
		Budget:       budget,
		Service:      service,
		State:        strings.Join(r.Form["state"], ""),
		Name:         strings.Join(r.Form["name"], ""),
		Address:      strings.Join(r.Form["address"], ""),
		Overview:     strings.Join(r.Form["overview"], ""),
		WorkingHours: strings.Join(r.Form["working-hours"], ""),
		Phone:        strings.Join(r.Form["phone"], ""),
		PriceRange:   strings.Join(r.Form["price-range"], ""),
		Owner:        user.ID,
		Timestamp:    time.Now(),
		Images:       img[:],
	}

	Place.Slug = slug.Slug(Place.Name + " " + Place.Location + " " + randSeq(5))

	cc := c.db.C("places")
	err = cc.Insert(Place)

	if err != nil {
		log.Println(err)
		return err
	}
	for _, s := range service {
		log.Println(s)
		c.redis.SAdd("services", strings.Title(s))
	}

	c.redis.SAdd("places", strings.Title(Place.Location+", "+Place.State))

	return nil

}