mirror of https://github.com/tenox7/wrp.git
include http req and out in wrpReq sturct
This commit is contained in:
Antoni Sawicki
parent
a258f603b3
commit
f69a6e5219
146
wrp.go
146
wrp.go
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@ -63,84 +63,86 @@ type wrpReq struct {
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K string // keys to send
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F string // Fn buttons
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T string // imgtype
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o http.ResponseWriter
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r *http.Request
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}
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func (w *wrpReq) parseForm(req *http.Request) {
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req.ParseForm()
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w.U = req.FormValue("url")
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func (w *wrpReq) parseForm() {
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w.r.ParseForm()
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w.U = w.r.FormValue("url")
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if len(w.U) > 1 && !strings.HasPrefix(w.U, "http") {
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w.U = fmt.Sprintf("http://www.google.com/search?q=%s", url.QueryEscape(w.U))
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}
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w.W, _ = strconv.ParseInt(req.FormValue("w"), 10, 64)
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w.H, _ = strconv.ParseInt(req.FormValue("h"), 10, 64)
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w.W, _ = strconv.ParseInt(w.r.FormValue("w"), 10, 64)
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w.H, _ = strconv.ParseInt(w.r.FormValue("h"), 10, 64)
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if w.W < 10 && w.H < 10 {
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w.W = defgeom.w
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w.H = defgeom.h
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}
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w.S, _ = strconv.ParseFloat(req.FormValue("s"), 64)
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w.S, _ = strconv.ParseFloat(w.r.FormValue("s"), 64)
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if w.S < 0.1 {
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w.S = 1.0
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}
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w.C, _ = strconv.ParseInt(req.FormValue("c"), 10, 64)
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w.C, _ = strconv.ParseInt(w.r.FormValue("c"), 10, 64)
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if w.C < 2 || w.C > 256 {
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w.C = defgeom.c
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}
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w.K = req.FormValue("k")
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w.F = req.FormValue("Fn")
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w.T = req.FormValue("t")
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w.K = w.r.FormValue("k")
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w.F = w.r.FormValue("Fn")
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w.T = w.r.FormValue("t")
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if w.T != "gif" && w.T != "png" {
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w.T = deftype
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}
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log.Printf("%s WrpReq from Form: %+v\n", req.RemoteAddr, w)
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log.Printf("%s WrpReq from Form: %+v\n", w.r.RemoteAddr, w)
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}
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func (w wrpReq) printPage(out http.ResponseWriter, bgcolor string) {
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func (w wrpReq) printPage(bgcolor string) {
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var s string
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out.Header().Set("Cache-Control", "max-age=0")
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out.Header().Set("Expires", "-1")
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out.Header().Set("Pragma", "no-cache")
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out.Header().Set("Content-Type", "text/html")
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fmt.Fprintf(out, "<!-- Web Rendering Proxy Version %s -->\n", version)
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fmt.Fprintf(out, "<HTML>\n<HEAD><TITLE>WRP %s</TITLE></HEAD>\n<BODY BGCOLOR=\"%s\">\n", w.U, bgcolor)
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fmt.Fprintf(out, "<FORM ACTION=\"/\" METHOD=\"POST\">\n")
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fmt.Fprintf(out, "<INPUT TYPE=\"TEXT\" NAME=\"url\" VALUE=\"%s\" SIZE=\"20\">", w.U)
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fmt.Fprintf(out, "<INPUT TYPE=\"SUBMIT\" VALUE=\"Go\">\n")
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fmt.Fprintf(out, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\"Bk\">\n")
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fmt.Fprintf(out, "W <INPUT TYPE=\"TEXT\" NAME=\"w\" VALUE=\"%d\" SIZE=\"4\"> \n", w.W)
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fmt.Fprintf(out, "H <INPUT TYPE=\"TEXT\" NAME=\"h\" VALUE=\"%d\" SIZE=\"4\"> \n", w.H)
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fmt.Fprintf(out, "S <SELECT NAME=\"s\">\n")
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w.o.Header().Set("Cache-Control", "max-age=0")
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w.o.Header().Set("Expires", "-1")
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w.o.Header().Set("Pragma", "no-cache")
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w.o.Header().Set("Content-Type", "text/html")
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fmt.Fprintf(w.o, "<!-- Web Rendering Proxy Version %s -->\n", version)
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fmt.Fprintf(w.o, "<HTML>\n<HEAD><TITLE>WRP %s</TITLE></HEAD>\n<BODY BGCOLOR=\"%s\">\n", w.U, bgcolor)
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fmt.Fprintf(w.o, "<FORM ACTION=\"/\" METHOD=\"POST\">\n")
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fmt.Fprintf(w.o, "<INPUT TYPE=\"TEXT\" NAME=\"url\" VALUE=\"%s\" SIZE=\"20\">", w.U)
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fmt.Fprintf(w.o, "<INPUT TYPE=\"SUBMIT\" VALUE=\"Go\">\n")
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fmt.Fprintf(w.o, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\"Bk\">\n")
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fmt.Fprintf(w.o, "W <INPUT TYPE=\"TEXT\" NAME=\"w\" VALUE=\"%d\" SIZE=\"4\"> \n", w.W)
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fmt.Fprintf(w.o, "H <INPUT TYPE=\"TEXT\" NAME=\"h\" VALUE=\"%d\" SIZE=\"4\"> \n", w.H)
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fmt.Fprintf(w.o, "S <SELECT NAME=\"s\">\n")
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for _, v := range []float64{0.65, 0.75, 0.85, 0.95, 1.0, 1.05, 1.15, 1.25} {
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if v == w.S {
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s = "SELECTED"
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} else {
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s = ""
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}
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fmt.Fprintf(out, "<OPTION VALUE=\"%1.2f\" %s>%1.2f</OPTION>\n", v, s, v)
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fmt.Fprintf(w.o, "<OPTION VALUE=\"%1.2f\" %s>%1.2f</OPTION>\n", v, s, v)
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}
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fmt.Fprintf(out, "</SELECT>\n")
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fmt.Fprintf(out, "T <SELECT NAME=\"t\">\n")
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fmt.Fprintf(w.o, "</SELECT>\n")
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fmt.Fprintf(w.o, "T <SELECT NAME=\"t\">\n")
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for _, v := range []string{"gif", "png"} {
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if v == w.T {
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s = "SELECTED"
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} else {
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s = ""
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}
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fmt.Fprintf(out, "<OPTION VALUE=\"%s\" %s>%s</OPTION>\n", v, s, strings.ToUpper(v))
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fmt.Fprintf(w.o, "<OPTION VALUE=\"%s\" %s>%s</OPTION>\n", v, s, strings.ToUpper(v))
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}
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fmt.Fprintf(out, "</SELECT>\n")
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fmt.Fprintf(out, "C <INPUT TYPE=\"TEXT\" NAME=\"c\" VALUE=\"%d\" SIZE=\"3\">\n", w.C)
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fmt.Fprintf(out, "K <INPUT TYPE=\"TEXT\" NAME=\"k\" VALUE=\"\" SIZE=\"4\"> \n")
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fmt.Fprintf(out, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\"Bs\">\n")
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fmt.Fprintf(out, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\"Rt\">\n")
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fmt.Fprintf(out, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\"<\">\n")
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fmt.Fprintf(out, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\"^\">\n")
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fmt.Fprintf(out, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\"v\">\n")
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fmt.Fprintf(out, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\">\" SIZE=\"1\">\n")
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fmt.Fprintf(out, "</FORM><BR>\n")
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fmt.Fprintf(w.o, "</SELECT>\n")
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fmt.Fprintf(w.o, "C <INPUT TYPE=\"TEXT\" NAME=\"c\" VALUE=\"%d\" SIZE=\"3\">\n", w.C)
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fmt.Fprintf(w.o, "K <INPUT TYPE=\"TEXT\" NAME=\"k\" VALUE=\"\" SIZE=\"4\"> \n")
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fmt.Fprintf(w.o, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\"Bs\">\n")
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fmt.Fprintf(w.o, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\"Rt\">\n")
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fmt.Fprintf(w.o, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\"<\">\n")
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fmt.Fprintf(w.o, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\"^\">\n")
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fmt.Fprintf(w.o, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\"v\">\n")
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fmt.Fprintf(w.o, "<INPUT TYPE=\"SUBMIT\" NAME=\"Fn\" VALUE=\">\" SIZE=\"1\">\n")
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fmt.Fprintf(w.o, "</FORM><BR>\n")
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}
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func (w wrpReq) printFooter(out http.ResponseWriter, h string, s string) {
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fmt.Fprintf(out, "\n<P><FONT SIZE=\"-2\"><A HREF=\"/?url=https://github.com/tenox7/wrp/&w=%d&h=%d&s=%1.2f&c=%d&t=%s\">"+
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func (w wrpReq) printFooter(h string, s string) {
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fmt.Fprintf(w.o, "\n<P><FONT SIZE=\"-2\"><A HREF=\"/?url=https://github.com/tenox7/wrp/&w=%d&h=%d&s=%1.2f&c=%d&t=%s\">"+
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"Web Rendering Proxy Version %s</A> | <A HREF=\"/shutdown/\">Shutdown WRP</A> | "+
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"<A HREF=\"/\">Page Height: %s</A> | <A HREF=\"/\">Img Size: %s</A></FONT></BODY>\n</HTML>\n", w.W, w.H, w.S, w.C, w.T, version, h, s)
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}
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@ -148,18 +150,22 @@ func (w wrpReq) printFooter(out http.ResponseWriter, h string, s string) {
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func pageServer(out http.ResponseWriter, req *http.Request) {
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log.Printf("%s Page Request for %s [%+v]\n", req.RemoteAddr, req.URL.Path, req.URL.RawQuery)
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var w wrpReq
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w.parseForm(req)
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w.r = req
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w.o = out
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w.parseForm()
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if len(w.U) > 4 {
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w.capture(req.RemoteAddr, out)
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w.capture()
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} else {
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w.printPage(out, "#FFFFFF")
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w.printFooter(out, "", "")
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w.printPage("#FFFFFF")
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w.printFooter("", "")
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}
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}
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func mapServer(out http.ResponseWriter, req *http.Request) {
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log.Printf("%s ISMAP Request for %s [%+v]\n", req.RemoteAddr, req.URL.Path, req.URL.RawQuery)
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w, ok := ismap[req.URL.Path]
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w.r = req
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w.o = out
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if !ok {
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fmt.Fprintf(out, "Unable to find map %s\n", req.URL.Path)
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log.Printf("Unable to find map %s\n", req.URL.Path)
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@ -176,10 +182,10 @@ func mapServer(out http.ResponseWriter, req *http.Request) {
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}
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log.Printf("%s WrpReq from ISMAP: %+v\n", req.RemoteAddr, w)
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if len(w.U) > 4 {
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w.capture(req.RemoteAddr, out)
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w.capture()
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} else {
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w.printPage(out, "#FFFFFF")
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w.printFooter(out, "", "")
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w.printPage("#FFFFFF")
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w.printFooter("", "")
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}
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}
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@ -207,13 +213,13 @@ func imgServer(out http.ResponseWriter, req *http.Request) {
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out.(http.Flusher).Flush()
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}
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func (w wrpReq) capture(c string, out http.ResponseWriter) {
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func (w wrpReq) capture() {
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var err error
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if w.X > 0 && w.Y > 0 {
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log.Printf("%s Mouse Click %d,%d\n", c, w.X, w.Y)
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log.Printf("%s Mouse Click %d,%d\n", w.r.RemoteAddr, w.X, w.Y)
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err = chromedp.Run(ctx, chromedp.MouseClickXY(float64(w.X)/float64(w.S), float64(w.Y)/float64(w.S)))
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} else if len(w.F) > 0 {
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log.Printf("%s Button %v\n", c, w.F)
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log.Printf("%s Button %v\n", w.r.RemoteAddr, w.F)
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switch w.F {
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case "Bk":
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err = chromedp.Run(ctx, chromedp.NavigateBack())
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@ -231,20 +237,20 @@ func (w wrpReq) capture(c string, out http.ResponseWriter) {
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err = chromedp.Run(ctx, chromedp.KeyEvent("\u0303"))
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}
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} else if len(w.K) > 0 {
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log.Printf("%s Sending Keys: %#v\n", c, w.K)
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log.Printf("%s Sending Keys: %#v\n", w.r.RemoteAddr, w.K)
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err = chromedp.Run(ctx, chromedp.KeyEvent(w.K))
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} else {
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log.Printf("%s Processing Capture Request for %s\n", c, w.U)
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log.Printf("%s Processing Capture Request for %s\n", w.r.RemoteAddr, w.U)
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err = chromedp.Run(ctx, chromedp.Navigate(w.U))
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}
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if err != nil {
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if err.Error() == "context canceled" {
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log.Printf("%s Contex cancelled, try again", c)
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fmt.Fprintf(out, "<BR>%s<BR> -- restarting, try again", err)
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log.Printf("%s Contex cancelled, try again", w.r.RemoteAddr)
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fmt.Fprintf(w.o, "<BR>%s<BR> -- restarting, try again", err)
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ctx, cancel = chromedp.NewContext(context.Background())
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} else {
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log.Printf("%s %s", c, err)
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fmt.Fprintf(out, "<BR>%s<BR>", err)
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log.Printf("%s %s", w.r.RemoteAddr, err)
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fmt.Fprintf(w.o, "<BR>%s<BR>", err)
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}
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return
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}
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@ -270,8 +276,8 @@ func (w wrpReq) capture(c string, out http.ResponseWriter) {
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fmt.Sscanf(style.Value, "rgb(%d,%d,%d)", &r, &g, &b)
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}
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}
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log.Printf("%s Landed on: %s, Height: %v\n", c, w.U, h)
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w.printPage(out, fmt.Sprintf("#%02X%02X%02X", r, g, b))
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log.Printf("%s Landed on: %s, Height: %v\n", w.r.RemoteAddr, w.U, h)
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w.printPage(fmt.Sprintf("#%02X%02X%02X", r, g, b))
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if w.H == 0 && h > 0 {
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chromedp.Run(ctx, emulation.SetDeviceMetricsOverride(int64(float64(w.W)/w.S), h+30, w.S, false))
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} else {
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@ -279,8 +285,8 @@ func (w wrpReq) capture(c string, out http.ResponseWriter) {
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}
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err = chromedp.Run(ctx, chromedp.CaptureScreenshot(&pngcap))
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if err != nil {
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log.Printf("%s Failed to capture screenshot: %s\n", c, err)
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fmt.Fprintf(out, "<BR>Unable to capture screenshot:<BR>%s<BR>\n", err)
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log.Printf("%s Failed to capture screenshot: %s\n", w.r.RemoteAddr, err)
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fmt.Fprintf(w.o, "<BR>Unable to capture screenshot:<BR>%s<BR>\n", err)
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return
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}
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seq := rand.Intn(9999)
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@ -292,22 +298,22 @@ func (w wrpReq) capture(c string, out http.ResponseWriter) {
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if w.T == "gif" {
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i, err := png.Decode(bytes.NewReader(pngcap))
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if err != nil {
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log.Printf("%s Failed to decode screenshot: %s\n", c, err)
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fmt.Fprintf(out, "<BR>Unable to decode page screenshot:<BR>%s<BR>\n", err)
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log.Printf("%s Failed to decode screenshot: %s\n", w.r.RemoteAddr, err)
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fmt.Fprintf(w.o, "<BR>Unable to decode page screenshot:<BR>%s<BR>\n", err)
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return
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}
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var gifbuf bytes.Buffer
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err = gif.Encode(&gifbuf, i, &gif.Options{NumColors: int(w.C), Quantizer: quantize.MedianCutQuantizer{}})
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if err != nil {
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log.Printf("%s Failed to encode GIF: %s\n", c, err)
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fmt.Fprintf(out, "<BR>Unable to encode GIF:<BR>%s<BR>\n", err)
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log.Printf("%s Failed to encode GIF: %s\n", w.r.RemoteAddr, err)
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fmt.Fprintf(w.o, "<BR>Unable to encode GIF:<BR>%s<BR>\n", err)
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return
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}
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img[imgpath] = gifbuf
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ssize = fmt.Sprintf("%.1f MB", float32(len(gifbuf.Bytes()))/1024.0/1024.0)
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sw = i.Bounds().Max.X
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sh = i.Bounds().Max.Y
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log.Printf("%s Encoded GIF image: %s, Size: %s, Colors: %d, %dx%d\n", c, imgpath, ssize, w.C, sw, sh)
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log.Printf("%s Encoded GIF image: %s, Size: %s, Colors: %d, %dx%d\n", w.r.RemoteAddr, imgpath, ssize, w.C, sw, sh)
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} else if w.T == "png" {
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pngbuf := bytes.NewBuffer(pngcap)
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img[imgpath] = *pngbuf
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@ -315,11 +321,11 @@ func (w wrpReq) capture(c string, out http.ResponseWriter) {
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ssize = fmt.Sprintf("%.1f MB", float32(len(pngbuf.Bytes()))/1024.0/1024.0)
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sw = cfg.Width
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sh = cfg.Height
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log.Printf("%s Got PNG image: %s, Size: %s, %dx%d\n", c, imgpath, ssize, sw, sh)
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log.Printf("%s Got PNG image: %s, Size: %s, %dx%d\n", w.r.RemoteAddr, imgpath, ssize, sw, sh)
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}
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fmt.Fprintf(out, "<A HREF=\"%s\"><IMG SRC=\"%s\" BORDER=\"0\" ALT=\"Url: %s, Size: %s\" WIDTH=\"%d\" HEIGHT=\"%d\" ISMAP></A>", mappath, imgpath, w.U, ssize, sw, sh)
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w.printFooter(out, fmt.Sprintf("%d PX", h), ssize)
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log.Printf("%s Done with caputure for %s\n", c, w.U)
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fmt.Fprintf(w.o, "<A HREF=\"%s\"><IMG SRC=\"%s\" BORDER=\"0\" ALT=\"Url: %s, Size: %s\" WIDTH=\"%d\" HEIGHT=\"%d\" ISMAP></A>", mappath, imgpath, w.U, ssize, sw, sh)
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w.printFooter(fmt.Sprintf("%d PX", h), ssize)
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log.Printf("%s Done with caputure for %s\n", w.r.RemoteAddr, w.U)
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}
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func haltServer(out http.ResponseWriter, req *http.Request) {
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