func view(w http.ResponseWriter, r *http.Request, m map[string]interface{}) {
cntr := 1
tplAdder, tplExec := tplx.FuncTplBuilder(w, r)
tplAdder("n_html_title", "Application, Module and Instance Info", nil)
tplAdder("n_cont_1", "<pre>{{.}}</pre>", instance_mgt.GetStatic().String())
tplAdder("n_cont_2", "<p>{{.}} views</p>", cntr)
tplAdder("n_cont_0", `
<p>AppID is `+appengine.AppID(appengine.NewContext(r))+`</p>
<p>On the development server, call
<a href='/instance-info/collect'
target='collect' >collect</a> first.</p>
<p><a href='/instance-info/`+instance_mgt.GetStatic().InstanceID+`'>specific url</a></p>
`, "")
tplExec(w, r)
/*
Requests are routed randomly accross instances
Following is just a futile try to register
an instance specific handler.
It is only useful, when we request an instance
specifically via specific hostname
*/
SuppressPanicUponDoubleRegistration(
w, r, "/instance-info/"+instance_mgt.GetStatic().InstanceID, loghttp.Adapter(view))
}
func backend(w http.ResponseWriter, r *http.Request, m map[string]interface{}) {
add, tplExec := tplx.FuncTplBuilder(w, r)
add("n_html_title", "Saving an URL into the datastore", "")
//add("n_cont_0", tplx.PrefixLff+"body_dsu_ancestored_urls", "")
add("n_cont_0", tplx.PrefixLff+"body_last_url", "")
tplExec(w, r)
}
func guestEntry(w http.ResponseWriter, r *http.Request, m map[string]interface{}) {
c := appengine.NewContext(r)
path := m["dir"].(string) + m["base"].(string)
cntr, _ := sc.Count(c, path)
tplAdder, tplExec := tplx.FuncTplBuilder(w, r)
tplAdder("n_html_title", "New guest book entry", nil)
tplAdder("n_cont_0", c_new_gbe, cntr)
tplExec(w, r)
}
func guestView(w http.ResponseWriter, r *http.Request, m map[string]interface{}) {
c := appengine.NewContext(r)
path := m["dir"].(string) + m["base"].(string)
cntr, _ := sc.Count(c, path)
gbEntries, report := gbp.ListEntries(w, r)
tplAdder, tplExec := tplx.FuncTplBuilder(w, r)
tplAdder("n_html_title", "List of guest book entries", nil)
tplAdder("n_cont_0", c_view_gbe, gbEntries)
tplAdder("n_cont_1", "<pre>{{.}}</pre>", report)
tplAdder("n_cont_2", "Visitors: {{.}}", cntr)
tplExec(w, r)
}
func backend2(w http.ResponseWriter, r *http.Request, m map[string]interface{}) {
c := appengine.NewContext(r)
path := m["dir"].(string) + m["base"].(string)
cntr, _ := sc.Count(c, path)
add, tplExec := tplx.FuncTplBuilder(w, r)
add("n_html_title", "Backend", nil)
//add("n_cont_0", c_link, links)
add("n_cont_0", tplx.PrefixLff+"backend_body", blocks2)
add("tpl_legend", tplx.PrefixLff+"backend_body_embed01", "")
//add("n_cont_1", "<pre>{{.}}</pre>", "pure text")
add("n_cont_2", "<p>{{.}} views</p>", cntr)
tplExec(w, r)
}
func ViewHTML(w http.ResponseWriter, r *http.Request, m map[string]interface{}) {
b1, ml := disLegend(w, r)
_ = b1
add, tplExec := tplx.FuncTplBuilder(w, r)
add("n_html_title", "The Battle of Computer Languages", "")
add("n_cont_0", tplx.PrefixLff+"chart_body", map[string]map[string]string{"legend": ml})
add("tpl_legend", tplx.PrefixLff+"chart_body_embed01", "")
add("n_cont_1", `<a
target='openhub'
href='https://www.openhub.net/languages/compare?measure=loc_changed&percent=true&l0=-1&l1=golang&l2=php&l3=python&l4=ruby&l5=-1&commit=Update'
>Here is a good comparison</a>`, "")
tplExec(w, r)
}
func backend3(w http.ResponseWriter, r *http.Request, m map[string]interface{}) {
c := appengine.NewContext(r)
var nColsBlock = 4
if r.FormValue("nColsBlock") != "" {
nColsBlock = util.Stoi(r.FormValue("nColsBlock"))
}
var nColsViewport = 6
if r.FormValue("nColsViewport") != "" {
nColsViewport = util.Stoi(r.FormValue("nColsViewport"))
}
myB0.VB1 = X
myB0.NumB1 = len(myB0.VB1)
myB0.NumB2 = 0
myB0.NColsViewport = nColsViewport
// compute basic meta data
for i1, _ := range myB0.VB1 {
myB0.NumB2 += len(myB0.VB1[i1].VB2)
for i2, _ := range myB0.VB1[i1].VB2 {
// number of chars
ro := myB0.VB1[i1].VB2[i2] // read only
myB0.VB1[i1].VB2[i2].Size = len(ro.Linktext) + len(ro.Description)
myB0.VB1[i1].VB2[i2].EditorialIndex = i2
}
}
// compute NCols - NRows for the block
for i1, _ := range myB0.VB1 {
myB0.VB1[i1].NCols = nColsBlock
if myB0.VB1[i1].NColsEditorial > 0 {
myB0.VB1[i1].NCols = myB0.VB1[i1].NColsEditorial
}
if len(myB0.VB1[i1].VB2) < nColsBlock && len(myB0.VB1[i1].VB2) > 0 {
myB0.VB1[i1].NCols = len(myB0.VB1[i1].VB2)
}
myB0.VB1[i1].NRows = complementRowsOrCols(len(myB0.VB1[i1].VB2), myB0.VB1[i1].NCols)
myB0.VB1[i1].Discrepancy = myB0.VB1[i1].NCols*myB0.VB1[i1].NRows - len(myB0.VB1[i1].VB2)
myB0.MaxNCols = util.Max(myB0.MaxNCols, myB0.VB1[i1].NCols)
myB0.MaxNRows = util.Max(myB0.MaxNRows, myB0.VB1[i1].NRows)
}
// compute NCols - NRows - sizeup to MaxNRows
for i1, _ := range myB0.VB1 {
if myB0.VB1[i1].NRows < myB0.MaxNRows {
myB0.VB1[i1].NRows = myB0.MaxNRows
myB0.VB1[i1].NCols = complementRowsOrCols(len(myB0.VB1[i1].VB2), myB0.VB1[i1].NRows)
myB0.VB1[i1].Discrepancy = myB0.VB1[i1].NCols*myB0.VB1[i1].NRows - len(myB0.VB1[i1].VB2)
}
}
// is first or last
for i1, _ := range myB0.VB1 {
for i2, _ := range myB0.VB1[i1].VB2 {
myB0.VB1[i1].VB2[i2].IsFirst = false
myB0.VB1[i1].VB2[i2].IsLast = false
if i2%myB0.VB1[i1].NCols == 0 {
myB0.VB1[i1].VB2[i2].IsFirst = true
}
if i2%myB0.VB1[i1].NCols == (myB0.VB1[i1].NCols - 1) {
myB0.VB1[i1].VB2[i2].IsLast = true
}
//aelog.Infof(c,"first-last %v %v \n", i2, i2%myB0.VB1[i1].NCols)
}
}
// create slices with the data to be sorted
for i1, _ := range myB0.VB1 {
sh1 := make([]Order, len(myB0.VB1[i1].VB2))
myB0.VB1[i1].BySize = ByInt(sh1)
sh2 := make([]Order, len(myB0.VB1[i1].VB2))
myB0.VB1[i1].ByHeading = ByStr(sh2)
// fill in the data - to be sorted later
for i2, _ := range myB0.VB1[i1].VB2 {
ro := myB0.VB1[i1].VB2[i2] // read only
myB0.VB1[i1].BySize[i2].IdxSrc = i2
myB0.VB1[i1].BySize[i2].ByI = len(ro.Linktext) + len(ro.Description)
myB0.VB1[i1].ByHeading[i2].IdxSrc = i2
myB0.VB1[i1].ByHeading[i2].ByS = strings.ToLower(ro.Linktext)
}
}
// actual rearranging of the sorting date
for i1, _ := range myB0.VB1 {
sort.Sort(myB0.VB1[i1].BySize)
sort.Sort(myB0.VB1[i1].ByHeading)
aelog.Infof(c, "-- Sorting %v", myB0.VB1[i1].Heading)
// for i, v := range myB0.VB1[i1].BySize {
// aelog.Infof(c,"---- %v %v %v", i, v.IdxSrc, v.ByI)
// }
// for i, v := range myB0.VB1[i1].ByHeading {
// aelog.Infof(c,"---- %v %v %v", i, v.IdxSrc, v.ByS)
// }
}
path := m["dir"].(string) + m["base"].(string)
cntr, _ := sc.Count(c, path)
add, tplExec := tplx.FuncTplBuilder(w, r)
add("n_html_title", "Backend", nil)
add("n_cont_0", "<style>"+htmlfrag.CSSColumnsWidth(nColsViewport)+"</style>", "")
add("n_cont_1", tplx.PrefixLff+"backend3_body", myB0)
add("tpl_legend", tplx.PrefixLff+"backend3_body_embed01", "")
add("n_cont_2", "<p>{{.}} views</p>", cntr)
sDumped := ""
//sDumped = spew.Sdump(myB0)
add("n_cont_3", "<pre>{{.}} </pre>", sDumped)
tplExec(w, r)
}
// handleFetchURL either displays a form for requesting an url
// or it returns the URL´s contents.
func handleFetchURL(w http.ResponseWriter, r *http.Request, m map[string]interface{}) {
lg, b := loghttp.BuffLoggerUniversal(w, r)
_ = b
// on live server => always use https
if r.URL.Scheme != "https" && !util_appengine.IsLocalEnviron() {
r.URL.Scheme = "https"
r.URL.Host = r.Host
lg("lo - redirect %v", r.URL.String())
http.Redirect(w, r, r.URL.String(), http.StatusFound)
}
/*
To distinguish between posted and getted value,
we check the "post-only" slice of values first.
If nothing's there, but FormValue *has* a value,
then it was "getted", otherwise "posted"
*/
rURL := ""
urlAs := ""
err := r.ParseForm()
lg(err)
if r.PostFormValue(routes.URLParamKey) != "" {
urlAs += "url posted "
rURL = r.PostFormValue(routes.URLParamKey)
}
if r.FormValue(routes.URLParamKey) != "" {
if rURL == "" {
urlAs += "url getted "
rURL = r.FormValue(routes.URLParamKey)
}
}
// lg("received %v: %q", urlAs, rURL)
if len(rURL) == 0 {
tplAdder, tplExec := tplx.FuncTplBuilder(w, r)
tplAdder("n_html_title", "Fetch some http data", nil)
m := map[string]string{
"protocol": "https",
"host": r.Host, // not fetch.HostFromReq(r)
"path": routes.ProxifyURI,
"name": routes.URLParamKey,
"val": "google.com",
}
if util_appengine.IsLocalEnviron() {
m["protocol"] = "http"
}
tplAdder("n_cont_0", c_formFetchUrl, m)
tplExec(w, r)
} else {
r.Header.Set("X-Custom-Header-Counter", "nocounter")
bts, inf, err := fetch.UrlGetter(r, fetch.Options{URL: rURL})
lg(err)
tp := mime.TypeByExtension(path.Ext(inf.URL.Path))
if false {
ext := path.Ext(rURL)
ext = strings.ToLower(ext)
tp = mime.TypeByExtension(ext)
}
w.Header().Set("Content-Type", tp)
// w.Header().Set("Content-type", "text/html; charset=latin-1")
if r.FormValue("dbg") != "" {
w.Header().Set("Content-type", "text/html; charset=utf-8")
fmt.Fprintf(w, "%s<br>\n %s<br>\n %v", inf.URL.Path, tp, inf.URL.String())
return
}
opts := domclean2.CleaningOptions{Proxify: true}
opts.Beautify = true // "<a> Linktext without trailing space"
opts.RemoteHost = fetch.HostFromStringUrl(rURL)
// opts.ProxyHost = routes.AppHost()
opts.ProxyHost = fetch.HostFromReq(r)
if !util_appengine.IsLocalEnviron() {
opts.ProxyHost = fetch.HostFromReq(r)
}
doc, err := domclean2.DomClean(bts, opts)
var bufRend bytes.Buffer
err = html.Render(&bufRend, doc)
lg(err)
w.Write(bufRend.Bytes())
}
}
