Example #1
0
func (s *Site) renderAndWriteXML(name string, dest string, d interface{}, layouts ...string) error {
	renderBuffer := bp.GetBuffer()
	defer bp.PutBuffer(renderBuffer)
	renderBuffer.WriteString("<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\" ?>\n")

	err := s.render(name, d, renderBuffer, layouts...)

	outBuffer := bp.GetBuffer()
	defer bp.PutBuffer(outBuffer)

	var path []byte
	if viper.GetBool("RelativeURLs") {
		path = []byte(helpers.GetDottedRelativePath(dest))
	} else {
		s := viper.GetString("BaseURL")
		if !strings.HasSuffix(s, "/") {
			s += "/"
		}
		path = []byte(s)
	}
	transformer := transform.NewChain(transform.AbsURLInXML)
	transformer.Apply(outBuffer, renderBuffer, path)

	if err == nil {
		err = s.WriteDestFile(dest, outBuffer)
	}

	return err
}
Example #2
0
// StripHTML accepts a string, strips out all HTML tags and returns it.
func StripHTML(s string) string {

	// Shortcut strings with no tags in them
	if !strings.ContainsAny(s, "<>") {
		return s
	}
	s = stripHTMLReplacer.Replace(s)

	// Walk through the string removing all tags
	b := bp.GetBuffer()
	defer bp.PutBuffer(b)

	inTag := false
	for _, r := range s {
		switch r {
		case '<':
			inTag = true
		case '>':
			inTag = false
		default:
			if !inTag {
				b.WriteRune(r)
			}
		}
	}
	return b.String()
}
Example #3
0
func (s *Site) renderAndWritePage(name string, dest string, d interface{}, layouts ...string) error {
	renderBuffer := bp.GetBuffer()
	defer bp.PutBuffer(renderBuffer)

	err := s.render(name, d, renderBuffer, layouts...)

	outBuffer := bp.GetBuffer()
	defer bp.PutBuffer(outBuffer)

	transformLinks := transform.NewEmptyTransforms()

	if viper.GetBool("RelativeURLs") || viper.GetBool("CanonifyURLs") {
		transformLinks = append(transformLinks, transform.AbsURL)
	}

	if viper.GetBool("watch") && !viper.GetBool("DisableLiveReload") {
		transformLinks = append(transformLinks, transform.LiveReloadInject)
	}

	var path []byte

	if viper.GetBool("RelativeURLs") {
		translated, err := s.PageTarget().(target.OptionalTranslator).TranslateRelative(dest)
		if err != nil {
			return err
		}
		path = []byte(helpers.GetDottedRelativePath(translated))
	} else if viper.GetBool("CanonifyURLs") {
		s := viper.GetString("BaseURL")
		if !strings.HasSuffix(s, "/") {
			s += "/"
		}
		path = []byte(s)
	}

	transformer := transform.NewChain(transformLinks...)
	transformer.Apply(outBuffer, renderBuffer, path)

	if err == nil {
		if err = s.WriteDestPage(dest, outBuffer); err != nil {
			return err
		}
	}
	return err
}
Example #4
0
// ReaderToString is the same as ReaderToBytes, but returns a string.
func ReaderToString(lines io.Reader) string {
	if lines == nil {
		return ""
	}
	b := bp.GetBuffer()
	defer bp.PutBuffer(b)
	b.ReadFrom(lines)
	return b.String()
}
Example #5
0
func renderShortcodeWithPage(tmpl *template.Template, data *ShortcodeWithPage) string {
	buffer := bp.GetBuffer()
	defer bp.PutBuffer(buffer)

	err := tmpl.Execute(buffer, data)
	if err != nil {
		jww.ERROR.Println("error processing shortcode", tmpl.Name(), "\n ERR:", err)
		jww.WARN.Println(data)
	}
	return buffer.String()
}
Example #6
0
// ReaderToBytes takes an io.Reader argument, reads from it
// and returns bytes.
func ReaderToBytes(lines io.Reader) []byte {
	if lines == nil {
		return []byte{}
	}
	b := bp.GetBuffer()
	defer bp.PutBuffer(b)

	b.ReadFrom(lines)

	bc := make([]byte, b.Len(), b.Len())
	copy(bc, b.Bytes())
	return bc
}
Example #7
0
func (c *chain) Apply(w io.Writer, r io.Reader, p []byte) error {

	b1 := bp.GetBuffer()
	defer bp.PutBuffer(b1)

	b1.ReadFrom(r)

	if len(*c) == 0 {
		b1.WriteTo(w)
		return nil
	}

	b2 := bp.GetBuffer()
	defer bp.PutBuffer(b2)

	fb := &fromToBuffer{path: p, from: b1, to: b2}

	for i, tr := range *c {
		if i > 0 {
			if fb.from == b1 {
				fb.from = b2
				fb.to = b1
				fb.to.Reset()
			} else {
				fb.from = b1
				fb.to = b2
				fb.to.Reset()
			}
		}

		tr(fb)
	}

	fb.to.WriteTo(w)
	return nil
}
Example #8
0
func ExecuteTemplateToHTML(context interface{}, layouts ...string) template.HTML {
	b := bp.GetBuffer()
	defer bp.PutBuffer(b)
	ExecuteTemplate(context, b, layouts...)
	return template.HTML(b.String())
}
Example #9
0
// Replace prefixed shortcode tokens (HUGOSHORTCODE-1, HUGOSHORTCODE-2) with the real content.
func replaceShortcodeTokens(source []byte, prefix string, replacements map[string]string) ([]byte, error) {

	if len(replacements) == 0 {
		return source, nil
	}

	buff := bp.GetBuffer()
	defer bp.PutBuffer(buff)

	sourceLen := len(source)
	start := 0

	pre := []byte("{@{@" + prefix)
	post := []byte("@}@}")
	pStart := []byte("<p>")
	pEnd := []byte("</p>")

	k := bytes.Index(source[start:], pre)

	for k != -1 {
		j := start + k
		postIdx := bytes.Index(source[j:], post)
		if postIdx < 0 {
			// this should never happen, but let the caller decide to panic or not
			return nil, errors.New("illegal state in content; shortcode token missing end delim")
		}

		end := j + postIdx + 4

		newVal := []byte(replacements[string(source[j:end])])

		// Issue #1148: Check for wrapping p-tags <p>
		if j >= 3 && bytes.Equal(source[j-3:j], pStart) {
			if (k+4) < sourceLen && bytes.Equal(source[end:end+4], pEnd) {
				j -= 3
				end += 4
			}
		}

		oldVal := source[j:end]
		_, err := buff.Write(source[start:j])
		if err != nil {
			return nil, errors.New("buff write failed")
		}
		_, err = buff.Write(newVal)
		if err != nil {
			return nil, errors.New("buff write failed")
		}
		start = j + len(oldVal)

		k = bytes.Index(source[start:], pre)
	}
	_, err := buff.Write(source[start:])
	if err != nil {
		return nil, errors.New("buff write failed")
	}

	bc := make([]byte, buff.Len(), buff.Len())
	copy(bc, buff.Bytes())

	return bc, nil
}
Example #10
0
func extractShortcodes(stringToParse string, p *Page, t tpl.Template) (string, map[string]shortcode, error) {

	shortCodes := make(map[string]shortcode)

	startIdx := strings.Index(stringToParse, "{{")

	// short cut for docs with no shortcodes
	if startIdx < 0 {
		return stringToParse, shortCodes, nil
	}

	// the parser takes a string;
	// since this is an internal API, it could make sense to use the mutable []byte all the way, but
	// it seems that the time isn't really spent in the byte copy operations, and the impl. gets a lot cleaner
	pt := &pageTokens{lexer: newShortcodeLexer("parse-page", stringToParse, pos(startIdx))}

	id := 1 // incremented id, will be appended onto temp. shortcode placeholders

	result := bp.GetBuffer()
	defer bp.PutBuffer(result)
	//var result bytes.Buffer

	// the parser is guaranteed to return items in proper order or fail, so …
	// … it's safe to keep some "global" state
	var currItem item
	var currShortcode shortcode
	var err error

Loop:
	for {
		currItem = pt.next()

		switch currItem.typ {
		case tText:
			result.WriteString(currItem.val)
		case tLeftDelimScWithMarkup, tLeftDelimScNoMarkup:
			// let extractShortcode handle left delim (will do so recursively)
			pt.backup()
			if currShortcode, err = extractShortcode(pt, p, t); err != nil {
				return result.String(), shortCodes, err
			}

			if currShortcode.params == nil {
				currShortcode.params = make([]string, 0)
			}

			placeHolder := createShortcodePlaceholder(id)
			result.WriteString(placeHolder)
			shortCodes[placeHolder] = currShortcode
			id++
		case tEOF:
			break Loop
		case tError:
			err := fmt.Errorf("%s:%d: %s",
				p.BaseFileName(), (p.lineNumRawContentStart() + pt.lexer.lineNum() - 1), currItem)
			currShortcode.err = err
			return result.String(), shortCodes, err
		}
	}

	return result.String(), shortCodes, nil

}