func CompactNode(n *html.Node) {
var appendNodes []*html.Node
for c := n.FirstChild; c != nil; {
CompactNode(c)
if _mergeTextElements[c.Data] {
appendNodes = append(appendNodes, GetChildNodes(c)...)
log.Info("delete", c.Data)
c = RemoveNode(c)
} else if c.Type == html.ElementNode && c.FirstChild == nil && !_voidElements[c.Data] {
log.Info("delete", c.Data)
c = RemoveNode(c)
} else {
c = c.NextSibling
}
}
DetachNodes(appendNodes)
AppendChildNodes(n, appendNodes)
if n.FirstChild != nil && n.FirstChild.NextSibling == nil {
if n.FirstChild.Data == n.Data || (n.FirstChild.Data == "br" && (n.Data == "p" || n.Data == "div")) {
childNodes := GetChildNodes(n.FirstChild)
log.Info("delete", n.FirstChild.Data)
n.RemoveChild(n.FirstChild)
DetachNodes(childNodes)
AppendChildNodes(n, childNodes)
} else if n.FirstChild.Data == "img" && n.Data == "a" {
*n = *n.FirstChild
}
}
}
func (u *parserUtils) mergeNodes(parent, prev, next *html.Node, addSeparator bool) *html.Node {
prevText := prev != nil && prev.Type == html.TextNode
nextText := next != nil && next.Type == html.TextNode
delim := ""
if addSeparator {
delim = " "
}
if prevText && nextText {
prev.Data = prev.Data + delim + next.Data
parent.RemoveChild(next)
return prev.NextSibling
}
if prevText {
prev.Data = prev.Data + delim
} else if nextText {
next.Data = delim + next.Data
} else if addSeparator {
newNode := &html.Node{
Type: html.TextNode,
Data: delim}
parent.InsertBefore(newNode, next)
}
return next
}
/*
div div
div p
p TO img
img p
p
Operates from the *middle* div.
Saves all children in inverted slice.
Removes each child and reattaches it one level higher.
Finally the intermediary, now childless div is removed.
\ /
\ /\ /
\_____/ \_____/
\ /
\_____/\_____/
\__________/ => Breaks are gone
\p1___p2___/ => Wrapping preserves breaks
*/
func topDownV1(n *html.Node, couple []string, parentType string) {
if noParent(n) {
return
}
p := n.Parent
parDiv := p.Type == html.ElementNode && p.Data == couple[0] // Parent is a div
iAmDiv := n.Type == html.ElementNode && n.Data == couple[1] // I am a div
noSiblings := n.PrevSibling == nil && n.NextSibling == nil
only1Child := n.FirstChild != nil && n.FirstChild == n.LastChild
svrlChildn := n.FirstChild != nil && n.FirstChild != n.LastChild
noChildren := n.FirstChild == nil
_, _ = noSiblings, noChildren
if parDiv && iAmDiv {
if only1Child || svrlChildn {
var children []*html.Node
for c := n.FirstChild; c != nil; c = c.NextSibling {
children = append([]*html.Node{c}, children...) // order inversion
}
insertionPoint := n.NextSibling
for _, c1 := range children {
n.RemoveChild(c1)
if c1.Type == html.TextNode || c1.Data == "a" {
// pf("wrapping %v\n", NodeTypeStr(c1.Type))
wrap := html.Node{Type: html.ElementNode, Data: "p",
Attr: []html.Attribute{html.Attribute{Key: "cfrm", Val: "div"}}}
wrap.FirstChild = c1
p.InsertBefore(&wrap, insertionPoint)
c1.Parent = &wrap
insertionPoint = &wrap
} else {
p.InsertBefore(c1, insertionPoint)
insertionPoint = c1
}
}
p.RemoveChild(n)
if p.Data != parentType {
p.Data = parentType
}
}
}
}
// We want to remove some children.
// A direct loop is impossible,
// since "NextSibling" is set to nil during Remove().
// Therefore:
// First assemble children separately.
// Then remove them.
func removeUnwanted(n *html.Node) {
cc := []*html.Node{}
for c := n.FirstChild; c != nil; c = c.NextSibling {
cc = append(cc, c)
}
for _, c := range cc {
if unwanteds[c.Data] {
n.RemoveChild(c)
}
}
}
func removeUnwanted(n *html.Node) {
cc := []*html.Node{}
for c := n.FirstChild; c != nil; c = c.NextSibling {
cc = append(cc, c)
}
for _, c := range cc {
if n.Type == html.ElementNode && n.Data == "script" || n.Type == html.CommentNode {
n.RemoveChild(c)
}
}
}
// Replace the given node's children with the given string.
func setNodeText(node *html.Node, s string) {
// remove all existing children
for node.FirstChild != nil {
node.RemoveChild(node.FirstChild)
}
// add the text
node.AppendChild(&html.Node{
Type: html.TextNode,
Data: s,
})
}
func replaceNodeWithChildren(n *html.Node) {
var next *html.Node
parent := n.Parent
for c := n.FirstChild; c != nil; c = next {
next = c.NextSibling
n.RemoveChild(c)
parent.InsertBefore(c, n)
}
parent.RemoveChild(n)
}
func removeEmptyNodes(n *html.Node, lvl int) {
// children
cc := []*html.Node{}
for c := n.FirstChild; c != nil; c = c.NextSibling {
cc = append(cc, c)
}
for _, c := range cc {
removeEmptyNodes(c, lvl+1)
}
// processing
// empty element nodes
if n.Type == html.ElementNode && n.Data == "img" {
src := attrX(n.Attr, "src")
if src == "" {
n.Parent.RemoveChild(n)
}
}
if n.Type == html.ElementNode && n.FirstChild == nil && n.Data == "a" {
href := attrX(n.Attr, "href")
if href == "#" || href == "" {
n.Parent.RemoveChild(n)
}
}
if n.Type == html.ElementNode && n.FirstChild == nil &&
(n.Data == "em" || n.Data == "strong") {
n.Parent.RemoveChild(n)
}
if n.Type == html.ElementNode && n.FirstChild == nil &&
(n.Data == "div" || n.Data == "span" || n.Data == "li" || n.Data == "p") {
n.Parent.RemoveChild(n)
}
// spans with less than 2 characters inside => flatten to text
only1Child := n.FirstChild != nil && n.FirstChild == n.LastChild
if n.Type == html.ElementNode &&
n.Data == "span" &&
only1Child &&
n.FirstChild.Type == html.TextNode &&
len(strings.TrimSpace(n.FirstChild.Data)) < 3 {
n.Type = html.TextNode
n.Data = n.FirstChild.Data
n.RemoveChild(n.FirstChild)
}
}
// clean normalises styles/colspan and removes any CleanTags specified, along with newlines;
// but also makes all the character handling (for example " " as utf-8) the same.
// It returns the estimated number of treeRunes that will be used.
// TODO more cleaning of the input HTML, as required.
func (c *Config) clean(n *html.Node) int {
size := 1
switch n.Type {
case html.ElementNode:
for ai := 0; ai < len(n.Attr); ai++ {
a := n.Attr[ai]
switch {
case strings.ToLower(a.Key) == "style":
if strings.TrimSpace(a.Val) == "" { // delete empty styles
n.Attr = delAttr(n.Attr, ai)
ai--
} else { // tidy non-empty styles
// TODO there could be more here to make sure the style entries are in the same order etc.
n.Attr[ai].Val = strings.Replace(a.Val, " ", "", -1)
if !strings.HasSuffix(n.Attr[ai].Val, ";") {
n.Attr[ai].Val += ";"
}
}
case n.DataAtom == atom.Td &&
strings.ToLower(a.Key) == "colspan" &&
strings.TrimSpace(a.Val) == "1":
n.Attr = delAttr(n.Attr, ai)
ai--
}
}
case html.TextNode:
n.Data = htm.UnescapeString(n.Data)
size += utf8.RuneCountInString(n.Data) - 1 // len(n.Data) would be faster, but use more memory
}
searchChildren:
for ch := n.FirstChild; ch != nil; ch = ch.NextSibling {
switch ch.Type {
case html.ElementNode:
for _, rr := range c.CleanTags {
if rr == ch.Data {
n.RemoveChild(ch)
goto searchChildren
}
}
}
size += c.clean(ch)
}
return size
}
// sliceNode returns the two halves of the HTML tree starting at node after
// splitting it at the given textual offset.
func sliceNode(offsets *nodeOffsets, node *html.Node, offset int) (*html.Node, *html.Node) {
origStart, origEnd := offsets.Bounds(node)
if origStart > offset || origEnd < offset {
log.Fatalf("sliceNode: offset %d out of node's span (%d → %d)", offset, origStart, origEnd)
}
n, m := copyNode(node), copyNode(node)
parent := node.Parent
if parent != nil {
parent.InsertBefore(n, node)
parent.InsertBefore(m, node)
parent.RemoveChild(node)
}
switch node.Type {
default:
log.Fatalf("Unhandled node kind: %d", node.Type)
case html.ElementNode:
child := node.FirstChild
for child != nil {
next := child.NextSibling
if _, end := offsets.Bounds(child); end <= offset {
node.RemoveChild(child)
n.AppendChild(child)
} else if start, _ := offsets.Bounds(child); start > offset {
node.RemoveChild(child)
m.AppendChild(child)
} else {
left, right := sliceNode(offsets, child, offset)
node.RemoveChild(left)
node.RemoveChild(right)
n.AppendChild(left)
m.AppendChild(right)
}
child = next
}
case html.TextNode:
mark := offset - origStart
n.Data = node.Data[:mark]
m.Data = node.Data[mark:]
}
if split := offsets.update(n, origStart); split != offset {
log.Fatalf("split %d ≠ %d", split, offset)
}
if newEnd := offsets.update(m, offset); newEnd != origEnd {
log.Fatalf("end %d ≠ %d", newEnd, origEnd)
}
return n, m
}
// Minifies node and returns a minification Result.
func doMinify(node *html.Node, ctx *context) result {
prevWasWhitespace := false
var next *html.Node
rv := result{}
for child := node.FirstChild; child != nil; child = next {
next = child.NextSibling
script := getHTMLNodeAttr(child, "script", "src")
if rv.IndexHTMLBase == "" {
rv.IndexHTMLBase = getHTMLNodeAttr(child, "base", "href")
}
switch {
case strings.Contains(script, "libs/") && strings.HasSuffix(script, ".js"):
minFile := script[:len(script)-3] + ".min.js"
if _, err := os.Stat(filepath.Join(ctx.BaseDir, minFile)); err == nil {
replaceAttrValue(child, "src", minFile)
}
prevWasWhitespace = false
case strings.HasSuffix(script, ".js"):
if !ctx.FoundFirstAppScript {
ctx.FoundFirstAppScript = true
node.InsertBefore(makeAppMinJsNode(), child)
node.InsertBefore(makeNewLine(), child)
}
rv.AppScripts = append(rv.AppScripts, script)
node.RemoveChild(child)
case isWhitespaceText(child) && node.Type == html.ElementNode && node.Data == "head":
if !prevWasWhitespace {
node.InsertBefore(makeNewLine(), child)
}
node.RemoveChild(child)
prevWasWhitespace = true
default:
if isPluggableUIInjectionComment(child) {
rv.PluggableInjectionCount++
} else {
childResult := doMinify(child, ctx)
rv.merge(childResult)
}
prevWasWhitespace = false
}
}
return rv
}
// cleanBody removes unwanted HTML elements from the HTML body.
func (doc *Document) cleanBody(n *html.Node, level int) {
// removeNode returns true if a node should be removed from HTML document.
removeNode := func(c *html.Node, level int) bool {
return removeElements[c.DataAtom]
}
var curr *html.Node = n.FirstChild
var next *html.Node = nil
for ; curr != nil; curr = next {
// We have to remember the next sibling here because calling RemoveChild
// sets curr's NextSibling pointer to nil and we would quit the loop
// prematurely.
next = curr.NextSibling
if curr.Type == html.ElementNode {
if removeNode(curr, level) {
n.RemoveChild(curr)
} else {
doc.cleanBody(curr, level+1)
}
}
}
}
func cleanChildren(c *Config, parent *html.Node) {
var children []*html.Node
for parent.FirstChild != nil {
child := parent.FirstChild
parent.RemoveChild(child)
children = append(children, filterNode(c, child))
}
if c.WrapText {
_, ok := c.wrap[parent.DataAtom]
if !ok && parent.DataAtom == 0 {
_, ok = c.wrapCustom[parent.Data]
}
if ok {
children = wrapText(children)
}
}
for _, child := range children {
parent.AppendChild(child)
}
}
//return true if need to delete node, false another way
func deleteValuelessNodes(innode *html.Node) bool {
if innode.Type == html.CommentNode {
//fmt.Println("comment:" + innode.Data)
return true
}
if innode.Type == html.ElementNode {
//innode.Attr = []html.Attribute{}
if innode.Data == "script" || innode.Data == "meta" || innode.Data == "style" || innode.Data == "head" || innode.Data == "form" || innode.Data == "noscript" || innode.Data == "img" || innode.Data == "noindex" || innode.Data == "span" {
//fmt.Println("script: " + innode.Data)
return true
}
}
for node := innode.FirstChild; node != nil; {
if deleteValuelessNodes(node) {
tnode := node.NextSibling
innode.RemoveChild(node)
node = tnode
continue
}
node = node.NextSibling
}
return false
}
func textifyNodeSubtree(n *html.Node) {
if n.Type == html.ElementNode {
nd := dom.Nd("text")
nd.Data = textifySubtreeBruteForce(n, 0)
nd.Data = stringspb.NormalizeInnerWhitespace(nd.Data)
cc := []*html.Node{}
for c := n.FirstChild; c != nil; c = c.NextSibling {
cc = append(cc, c)
}
for _, c := range cc {
n.RemoveChild(c)
}
n.AppendChild(nd)
nd2 := dom.Nd("br")
dom.InsertAfter(n, nd2)
}
}
func flattenSubtreeV2(n *html.Node, b *bytes.Buffer, depth int, tpar *html.Node) (*bytes.Buffer, *html.Node) {
if b == nil {
b = new(bytes.Buffer)
}
if tpar == nil {
tpar = &html.Node{
Type: n.Type,
DataAtom: n.DataAtom,
Data: n.Data,
Attr: make([]html.Attribute, len(n.Attr)),
}
copy(tpar.Attr, n.Attr)
}
switch {
case n.Type == html.ElementNode && n.Data == "a":
n.Parent.RemoveChild(n)
tpar.AppendChild(n)
// wpf(b, "[a] ")
case n.Type == html.ElementNode && n.Data == "img":
// img2Link(n)
n.Parent.RemoveChild(n)
tpar.AppendChild(n)
case n.Data == "em" || n.Data == "strong":
wpf(b, "[%v l%v] ", n.Data, depth)
n.Parent.RemoveChild(n)
tpar.AppendChild(n)
case n.Data == "label" || n.Data == "input" || n.Data == "textarea":
n.Parent.RemoveChild(n)
tpar.AppendChild(n)
case n.Data == "p" || n.Data == "div" || n.Data == "li" || n.Data == "ol" || n.Data == "h1" || n.Data == "h2" || n.Data == "ul":
n.Parent.RemoveChild(n)
tpar.AppendChild(n)
case n.Data == "span":
for c := n.FirstChild; c != nil; c = c.NextSibling {
n.RemoveChild(c)
tpar.AppendChild(c)
}
n.Parent.RemoveChild(n)
case n.Type == html.TextNode && n.Data != "":
n.Data = strings.TrimSpace(n.Data)
n.Data += " "
wpf(b, n.Data)
n.Parent.RemoveChild(n)
tpar.AppendChild(n)
default:
log.Printf("unhandled %s %s\n", dom.NodeTypeStr(n.Type), n.Data)
n.Parent.RemoveChild(n)
}
//
//
children := []*html.Node{}
for c := n.FirstChild; c != nil; c = c.NextSibling {
// fmt.Printf("still has children %v\n", c.Data)
children = append(children, c) // assembling separately, before removing.
}
for _, c := range children {
flattenSubtreeV2(c, b, depth+1, tpar)
}
return b, tpar
}
func removeChildren(n *html.Node) {
for c := n.FirstChild; c != nil; c = c.NextSibling {
defer n.RemoveChild(c)
}
}
// Now this third implementation finally condenses *selectively*.
// Not all boats from each pond are lifted equally.
// We achieve tremendous structural simplification.
// It also starts from top, pulling lower levels up.
// Unlike implementation #1, that started from the middle.
func topDownV3(l1 *html.Node, l2Types map[string]bool, l3Types map[string]bool) {
if l1.Type != html.ElementNode &&
l1.Type != html.DocumentNode {
return // cannot assign to - do not unable to have children
}
if l1.Data == "span" || l1.Data == "a" {
return // want not condense into
}
// dig two levels deep
// isolate l2,l3
l2s := []*html.Node{}
l3s := map[*html.Node][]*html.Node{}
for l2 := l1.FirstChild; l2 != nil; l2 = l2.NextSibling {
l2s = append(l2s, l2)
// l2s = append([]*html.Node{l2}, l2s...) // order inversion
for l3 := l2.FirstChild; l3 != nil; l3 = l3.NextSibling {
l3s[l2] = append(l3s[l2], l3)
// l3s[l2] = append(map[*html.Node][]*html.Node{l2: []*html.Node{l3}}, l3s[l2]...) // order inversion
}
}
postponedRemoval := map[*html.Node]bool{}
//
//
// check types for each l2 subtree distinctively
for _, l2 := range l2s {
l2Match := l2.Type == html.ElementNode && l2Types[l2.Data] // l2 is a div
l3Match := true
for _, l3 := range l3s[l2] {
l3Match = l3Match && (l3.Type == html.ElementNode && l3Types[l3.Data])
}
// act
if l2Match && l3Match {
// detach l3 from l2
for _, l3 := range l3s[l2] {
// if ml3[l3] > 0 {
// fmt.Printf("rmd_%v_%v ", ml3[l3], l3.Data)
// }
l2.RemoveChild(l3)
// ml3[l3]++
}
// Since we still need l2 below
// We have to postpone detaching l2 from l1
// to the bottom
// NOT HERE: l1.RemoveChild(l2)
postponedRemoval[l2] = true
for _, l3 := range l3s[l2] {
// attach l3 to l1
if l3.Data != "a" && l3.Data != "span" {
l1.InsertBefore(l3, l2)
} else {
wrap := dom.Nd("p")
wrap.Attr = []html.Attribute{html.Attribute{Key: "cfrm", Val: "noth"}}
wrap.AppendChild(l3)
// NOT wrap.FirstChild = l3
l1.InsertBefore(wrap, l2)
}
}
}
}
for k, _ := range postponedRemoval {
l1.RemoveChild(k) // detach l2 from l1
}
}
func condenseBottomUpV2(n *html.Node, lvl, lvlDo int, types map[string]bool) {
if lvl < lvlDo {
cs := []*html.Node{}
for c := n.FirstChild; c != nil; c = c.NextSibling {
cs = append(cs, c)
}
for _, c := range cs {
condenseBottomUpV2(c, lvl+1, lvlDo, types)
}
} else {
// log.Printf("action on %v %v\n", lvl, lvlDo)
switch {
case n.Type == html.ElementNode && types[n.Data]:
oldPar := n.Parent
if oldPar == nil {
return
}
b, newPar := flattenSubtreeV2(n, nil, 0, nil)
// placeholder := dom.Nd("div")
// par := n.Parent
// par.InsertBefore(placeholder, n.NextSibling)
// par.RemoveChild(n)
// par.InsertBefore(n2, placeholder)
for c := oldPar.FirstChild; c != nil; c = c.NextSibling {
oldPar.RemoveChild(c)
}
for c := newPar.FirstChild; c != nil; c = c.NextSibling {
newPar.RemoveChild(c)
oldPar.AppendChild(c)
}
if lvlDo > 4 {
bx := dom.PrintSubtree(newPar)
fmt.Printf("%s", bx)
}
// n = n2
nodeRepl := dom.Nd("text", b.String())
if false {
// Remove all existing children.
// Direct loop impossible, since "NextSibling" is set to nil by Remove().
children := []*html.Node{}
for c := n.FirstChild; c != nil; c = c.NextSibling {
children = append(children, c) // assembling separately, before removing.
}
for _, c := range children {
log.Printf("c %4v rem from %4v ", c.Data, n.Data)
n.RemoveChild(c)
}
// we can't put our replacement "under" an image, since img cannot have children
if n.Type == html.ElementNode && n.Data == "img" {
n.Parent.InsertBefore(nodeRepl, n.NextSibling) // if n.NextSibling==nil => insert at the end
n.Parent.RemoveChild(n)
} else {
n.AppendChild(nodeRepl)
}
// Insert a || and a newline before every <a...>
// if n.Data == "a" {
// n.Parent.InsertBefore(dom.Nd("text", " || "), n)
// }
}
default:
}
}
}
// Condense upwards builds a three-levels subtree
// starting from param node l1
// l2 and l3 nodes need to comply by type
//
// Then l3 is moved under l1; l2 is eliminated
//
// For <a> or "text" l3 nodes, we could introduce wrappers
//
// l2Types so far always is "div".
// Multiple l2Types are possible, but difficult to imagine.
//
// l1 type could be changed - from div to ul for instance, but I found no use for that
//
// Implementation yields similar result as condenseTopDown1
// but the "all-or-nothing" logic is clearer
func topDownV2(l1 *html.Node, l2Types map[string]bool, l3Types map[string]bool) {
if l1.Type != html.ElementNode &&
l1.Type != html.DocumentNode {
return // cannot assign to - do not unable to have children
}
if l1.Data == "span" || l1.Data == "a" {
return // want not condense into
}
// dig two levels deeper
// isolate l2
var l2s []*html.Node
for l2 := l1.FirstChild; l2 != nil; l2 = l2.NextSibling {
l2s = append(l2s, l2)
// l2s = append([]*html.Node{l2}, l2s...) // order inversion
}
// measure types
l2Div := true
// note that *all* l3 must have l3Type, not just those those of one l2 element
// otherwise we get only partial restructuring - and therefore sequence errors
l3Div := true
for _, l2 := range l2s {
l2Div = l2Div && l2.Type == html.ElementNode && l2Types[l2.Data] // l2 is a div
for l3 := l2.FirstChild; l3 != nil; l3 = l3.NextSibling {
l3Div = l3Div && (l3.Type == html.ElementNode && l3Types[l3.Data]) // l3 is a div or ul or form
}
}
// act
if l2Div && l3Div {
for _, l2 := range l2s {
// isolate l3
var l3s []*html.Node
for l3 := l2.FirstChild; l3 != nil; l3 = l3.NextSibling {
l3s = append(l3s, l3)
// l3s = append([]*html.Node{l3}, l3s...) // order inversion
}
// detach l3 from l2
for _, l3 := range l3s {
l2.RemoveChild(l3)
}
l1.RemoveChild(l2) // detach l2 from l1
for _, l3 := range l3s {
// attach l3 to l1, possible wrapper of <a> or <span>
l1.InsertBefore(l3, nil) // insert at end
// wrap := html.Node{Type: html.ElementNode, Data: "p", Attr: []html.Attribute{html.Attribute{Key: "cfrm", Val: "div"}}}
// wrap.FirstChild = c1
// l1.InsertBefore(&wrap, nil)
}
}
}
}
func breakoutImagesFromAnchorTrees(n *html.Node) {
for c := n.FirstChild; c != nil; c = c.NextSibling {
breakoutImagesFromAnchorTrees(c)
}
if n.Type == html.ElementNode && n.Data == "a" {
img, lvl := searchImg(n, nil, 0)
if img != nil {
only1Child := n.FirstChild != nil && n.FirstChild == n.LastChild
if lvl == 1 && only1Child {
// log.Printf("only child image lvl %v a\n", lvl)
n.RemoveChild(img)
n.Parent.InsertBefore(img, n.NextSibling) // "insert after; if n.NextSibling==nil => insert at the end"
contnt := urlBeautify(attrX(n.Attr, "href"))
if len(contnt) < 6 {
contnt = "[was img] " + contnt
}
n.AppendChild(dom.Nd("text", contnt))
} else {
if debugBreakOut {
b0 := dom.PrintSubtree(n)
log.Printf("\n%s\n", b0)
}
// log.Printf(" got it %v\n", img.Data)
a1 := dom.CloneNodeWithSubtree(n)
fc1 := closureDeleter(true)
fc1(n, 0, false)
if debugBreakOut {
b1 := dom.PrintSubtree(n)
log.Printf("\n%s\n", b1)
}
fc2 := closureDeleter(false)
fc2(a1, 0, false)
if debugBreakOut {
b2 := dom.PrintSubtree(a1)
log.Printf("\n%s\n", b2)
log.Printf("--------------------\n")
}
if true {
n.Parent.InsertBefore(img, n.NextSibling) // "insert after; if n.NextSibling==nil => insert at the end"
n.Parent.InsertBefore(a1, img.NextSibling)
} else {
// old way ; sequence corrpution if n had rightwise siblings.
n.Parent.AppendChild(img)
n.Parent.AppendChild(a1)
}
}
// changing image to link later
} else {
// log.Printf("no img in a\n")
}
}
}
