gf-3.4: src/www/translator/translator.js
/* --- Translator object ---------------------------------------------------- */
function Translator() {
var t=this
t.local=tr_local();
t.view=element("document")
if(!supports_html5_storage()) {
var warning=span_class("error",text("It appears that localStorage is unsupported or disabled in this browser. Documents will not be preserved after you leave or reload this page!"))
insertAfter(warning,t.view)
}
if(!supports_local_files()) {
var item=element("import_globalsight")
if(item) item.style.display="none"
}
t.servers={}; //The API is stateful, use one pgf_online object per grammar
t.grammar_info={};
pgf_online({}).get_grammarlist(bind(t.extend_methods,t))
update_language_menu(t,"source")
update_language_menu(t,"target")
if(window.apertium) t.add_apertium()
//initialize_sorting(["TR"],["segment"])
t.document=empty_document();
t.current=t.local.get("current")
if(t.current && t.current!="/") {
if(t.local.get("current_in_cloud")) t.open_from_cloud(t.current)
else t.open(t.current)
}
}
function update_language_menu(t,id) {
var dl=element(id);
clear(dl);
for(var i in languages) {
var l=languages[i]
dl.appendChild(dt(radiobutton(id,l.code,l.name,bind(t.change,t))))
}
}
Translator.prototype.redraw=function() {
var t=this;
if(t.current=="/") t.browse()
else {
t.drawing=t.draw_document()
clear(t.view)
appendChildren(t.view,t.drawing.doc)
var o=t.document.options
var form=document.forms.options
update_radiobutton(form,"method",o.method)
update_radiobutton(form,"source",o.from)
update_radiobutton(form,"target",o.to)
update_radiobutton(form,"view",o.view || "segmentbysegment")
update_checkbox("cloud",o.cloud || false)
t.update_language_menus()
t.update_translations()
t.update_edit_menu()
}
}
Translator.prototype.switch_grammar=function(grammar,cont) {
var t=this
var gi=t.grammar_info[grammar]
if(gi) cont(gi)
else {
var pgf=t.servers[grammar]
if(pgf) pgf.waiting.push(cont)
else {
pgf=t.servers[grammar]=pgf_online({})
pgf.waiting=[cont]
function cont2(gr_info) {
t.grammar_info[grammar]=gr_info
//console.log("Passing grammar info for "+grammar+" to "+pgf.waiting.length+" clients")
while(pgf.waiting.length>0) pgf.waiting.pop()(gr_info)
}
function cont1() { pgf.grammar_info(cont2)}
pgf.switch_grammar(grammar,cont1)
}
}
}
Translator.prototype.update_edit_menu=function() {
var t=this
function set_class(id,name) {
var e=element(id)
if(e) e.className=name
}
var able= t.document.globalsight ? "disabled" : ""
set_class("edit_import",able)
set_class("edit_add_segment",able)
set_class("edit_remove_segment",able)
}
Translator.prototype.update_language_menus=function() {
var t=this
var o=t.document.options
var method=o.method+(o.method=="Apertium"?"/"+o.from:"")
if(t.menus_for==method) return;
t.menus_for=method
function mark_menu(name,supported) {
var menu=document.forms.options[name]
for(var i=0;i<menu.length;i++)
menu[i].parentNode.parentNode.className=
(supported(menu[i].value)?"":"un")+"supported"
}
function mark_menus(ssupport,tsupport) {
mark_menu("source",ssupport)
mark_menu("target",tsupport)
}
function yes(code) { return true; }
function no(code) { return false; }
switch(o.method) {
case "Manual":
mark_menus(yes,yes)
break;
case "Apertium":
function ssupport(code) {
return apertium.isTranslatable(alangcode(code))
}
function tsupport(code) {
return apertium.isTranslatablePair(alangcode(o.from),alangcode(code))
}
if(window.apertium) mark_menus(ssupport,tsupport)
else mark_menus(no,no)
break;
default: // GF
function cont() {
function gfsupport(code) { return t.gf_supported(o.method,code) }
mark_menus(gfsupport,gfsupport)
}
t.switch_grammar(o.method,cont)
}
}
Translator.prototype.gf_supported=function(grammar,langcode) {
var t=this;
var concname=t.grammar_info[grammar].name+langcode
var l=t.grammar_info[grammar].languages
for(var i in l) if(l[i].name==concname) return true
return false
}
Translator.prototype.update_translations=function() {
var t=this
for(var i in t.document.segments) t.update_translation(i)
}
Translator.prototype.update_translation=function(i) {
var t=this
var doc=t.document
var o=doc.options
var ss=doc.segments
var ds=t.drawing.segments
var ts=t.drawing.targets
var segment=ss[i]
function draw_update() {
if(ds) {
var sd=t.draw_segment(segment,i)
var old=ds[i]
ds[i]=sd
replaceNode(sd,old)
}
else if(ts) {
clear(ts[i])
ts[i].appendChild(text(segment.target+" "))
}
}
function update_segment(m,txts) {
segment.target=txts[0];
segment.options={method:m,from:o.from,to:o.to} // no sharing!
if(txts.length>1) segment.choices=txts
else delete segment.choices
draw_update()
}
function update_apertium_translation() {
var afrom=alangcode(o.from), ato=alangcode(o.to)
function upd3(txts) { update_segment("Apertium",txts) }
function upd1(res) {
//console.log(translate_output)
if(res.translation) upd3([res.translation])
else upd3(["["+res.error.message+"]"])
}
function upd0(source) { apertium.translate(source,afrom,ato,upd1) }
if(!window.apertium)
upd3(["[Apertium is not available]"])
else if(apertium.isTranslatablePair(afrom,ato)) {
if(!eq_options(segment.options,o)) upd0(segment.source)
}
else
upd3(["[Apertium does not support "+show_translation(o)+"]"])
}
function update_gf_translation(grammar,gfrom,gto) {
var server=t.servers[grammar]
function upd3(txts) { update_segment(grammar,txts) }
function upd2(ts) {
function unlex(txt,cont) { gfshell('ps -unlextext "'+txt+'"',cont) }
switch(ts.length) {
case 0: upd3(["[no translation]"]);break;
default: mapc(unlex,ts,upd3); break;
}
}
function upd1(translate_output) {
//console.log(translate_output)
upd2(collect_texts(translate_output[0].translations))
}
function upd0(source) {
server.translate({from:gfrom,to:gto,input:source},upd1)
}
var fls=t.gf_supported(grammar,o.from)
var tls=t.gf_supported(grammar,o.to)
if(fls && tls) {
var want={from:o.from, to:o.to, method:grammar}
if(!eq_options(segment.options,want)) {
//console.log("Updating "+i)
gfshell('ps -lextext "'+segment.source+'"',upd0)
}
//else console.log("No update ",want,segment.options)
}
else {
var fn=concname(o.from)
var tn=concname(o.to)
var sup="supported by the grammar"
var isnot=" is not "+sup
var is=" is "+sup
var msg= fls ? tn+isnot : tls ? fn+isnot :
"Neither "+fn+" nor "+tn+is
upd3(["["+msg+"]"])
}
}
var m= ss[i].options.method || doc.options.method
var d=ss[i].use_default
if(d || d==null) m=doc.options.method
switch(m) {
case "Manual": /* Nothing to do */ break;
case "Apertium": update_apertium_translation(); break;
default: // GF
function upd00(grammar_info) {
var gname=grammar_info.name
var gfrom=gname+o.from, gto=gname+o.to
update_gf_translation(m,gfrom,gto)
}
t.switch_grammar(m,upd00)
}
}
Translator.prototype.add_apertium=function() {
var dl=element("methods")
if(dl) add_apertium_to_menu(dl,bind(this.change,this))
}
function add_apertium_to_menu(dl,action) {
dl.appendChild(dt(radiobutton("method","Apertium","Apertium",action)))
}
Translator.prototype.extend_methods=function(grammars) {
this.grammars=grammars
var dl=element("methods")
if(dl) this.extend_methods_menu(dl,bind(this.change,this))
update_radiobutton(document.forms.options,"method",this.document.options.method)
this.redraw()
}
Translator.prototype.extend_methods_menu=function(dl,action) {
var grammars=this.grammars
if(dl) for(var i in grammars) {
dl.appendChild(dt(radiobutton("method",grammars[i],
"GF: "+grammars[i],
action)))
}
}
Translator.prototype.change=function(el) {
var t=this
var o=t.document.options;
function update(field) {
if(el.value!=o[field]) {
o[field]=el.value
t.redraw()
}
}
function update_checkbox(field) {
if(el.checked!=o[field]) {
o[field]=el.checked
t.redraw()
}
}
switch(el.name) {
case "method": update("method"); break;
case "source": update("from"); break;
case "target": update("to"); break;
case "view" : update("view"); break;
case "cloud" : update_checkbox("cloud"); break;
}
}
Translator.prototype.new=function(el) {
hide_menu(el);
this.current=null;
this.local.put("current",null)
this.document=empty_document()
this.redraw();
}
Translator.prototype.browse=function(el) {
hide_menu(el);
var t=this
function ls(files,open,del) {
var ul=empty_class("ul","files")
for(var i in files) {
var name=files[i]
var link=a(jsurl(open+"('"+name+"')"),[text(name)])
ul.appendChild(li(deletable(del(name),link)))
}
return ul
}
function delete_local(name) {
return function() {
if(confirm("Are you sure you want to delete the local document "+name+"?")) {
t.local.remove("/"+name)
browse();
}
}
}
function delete_from_cloud(name) {
return function() {
if(confirm("Are you sure you want to delete the cloud document "+name+"?")) {
gfcloud("rm",{file:name+cloudext},browse)
}
}
}
function browse() {
clear(t.view)
t.view.appendChild(wrap("h2",text("Your translator documents")))
var files=t.local.ls("/")
if(files.length>0) {
t.view.appendChild(wrap("h3",text("Local documents")))
t.view.appendChild(ls(files,"translator.open",delete_local))
}
function lscloud(result) {
var filenames=JSON.parse(result)
var files=map(strip_cloudext,filenames)
if(files.length>0) {
t.view.appendChild(wrap("h3",[text("Documents in the cloud "),
img("../P/cloud.png")]))
t.view.appendChild(ls(files,"translator.open_from_cloud",delete_from_cloud))
}
}
if(navigator.onLine) gfcloud("ls",{ext:cloudext},lscloud)
t.current="/"
t.local.put("current","/")
}
setTimeout(browse,100) // leave time to hide the menu first
}
Translator.prototype.open=function(name) {
var t=this
if(name) {
var path="/"+name
var document=t.local.get(path);
if(document) t.load(name,document,false)
else alert("No such document: "+name)
}
}
Translator.prototype.load=function(name,document,in_cloud) {
var t=this
t.current=name;
t.current_in_cloud=in_cloud;
t.local.put("current",name)
t.local.put("current_in_cloud",in_cloud)
t.document=document;
t.redraw();
}
Translator.prototype.open_from_cloud=function(name) {
var t=this
var filename=name+cloudext
function ok(result) {
var document=JSON.parse(result)
if(document) t.load(name,document,true)
}
gfcloud("download",{file:encodeURIComponent(filename)},ok);
}
Translator.prototype.save=function(el) {
var t=this
hide_menu(el);
if(t.current!="/") {
if(t.current) {
var path="/"+t.current
if(t.document.options.cloud) {
function done() {
//t.local.remove(path)
t.local.put("current_in_cloud",true)
t.local.put("current",t.current)
}
save_in_cloud(t.current+cloudext,t.document,done)
}
else {
t.local.put(path,t.document)
t.local.put("current",t.current)
}
}
else t.saveAs()
}
}
Translator.prototype.saveAs=function(el) {
var t=this
hide_menu(el);
if(t.current!="/") {
var name=prompt("File name?")
if(name) {
t.current=t.document.name=name;
t.local.put("current",name)
t.save();
t.redraw();
}
}
}
Translator.prototype.close=function(el) {
hide_menu(el);
this.browse();
}
/*
Translator.prototype.add_segment1=function(el) {
hide_menu(el);
var t=this
function imp() {
var text=prompt("Text segment to import?")
if(text) {
t.document.segments.push(new_segment(text))
t.redraw();
}
}
setTimeout(imp,100)
}
*/
Translator.prototype.add_segment=function(el) {
var t=this
if(t.document.globalsight) return
hide_menu(el);
function imp() {
var n=t.document.segments.length
t.insert_segment(n)
}
if(t.current!="/") setTimeout(imp,100)
}
Translator.prototype.insert_segment=function(i) {
var t=this
function restore() {
t.redraw()
}
function done() {
var text=inp.value
if(text) {
var newseg=new_segment(text)
t.document.segments=insert_ix(t.document.segments,i,newseg)
}
restore()
return false
}
var inp=node("input",{name:"it",value:""})
var e=wrap("form",[inp, submit(), button("Cancel",restore)])
var source=wrap_class("td","source",e)
var edit=wrap_class("tr","segment",[td([]),source])
var ss=t.drawing.segments
var n=ss ? ss.length : 0
if(n>0) {
if(i==0) insertBefore(edit,ss[0])
else insertAfter(edit,ss[i-1])
}
else t.view.appendChild(wrap_class("table","segments",edit))
e.onsubmit=done
inp.focus();
}
Translator.prototype.import=function(el) {
var t=this
if(t.document.globalsight) return // disabled
hide_menu(el);
function imp() {
function restore() {
t.redraw()
}
function done() {
function add_segments(text) {
var ls=window.lines(text)
var segs= punct.firstChild.checked
? split_punct(text,punctchars.value)
: paras.firstChild.checked
? join_paragraphs(ls)
: ls
for(var i in segs)
t.document.segments.push(new_segment(segs[i]))
}
function import_text(text2) {
var text=inp.value
add_segments(text2)
add_segments(text)
restore()
}
function import_file(ev) { import_text(ev.target.result) }
if(files.files && files.files.length>0) {
var file=files.files[0]
var r=new FileReader()
r.onload=import_file
r.readAsText(file)
}
else import_text("")
return false
}
var inp=node("textarea",{name:"it",value:"",rows:"10"})
var punct=radiobutton("separator","punct",
"Punctuation indicates where segments end: ",null,true)
var lines=radiobutton("separator","lines",
"Segments are separated by line breaks",null,false)
var paras=radiobutton("separator","paras",
"Segments are separated by blank lines",null,false)
var punctchars=node("input",{name:"punctchars",value:".?!",size:"5"})
var lang=concname(t.document.options.from)
var e=node("form",{class:"import"},
[wrap("h3",text("Import text ("+lang+")")),
inp,
wrap("dl",[dt([punct,punctchars]),dt(lines),dt(paras)]),
submit(), button("Cancel",restore)])
if(supports_local_files()) {
// Allow import from local files, if the browers supports it.
var files=node("input",{name:"files","type":"file"})
var extra=wrap("label",[text("Choose a file: "),
files,
text(" and/or enter text to import below.")])
e.insertBefore(extra,inp)
}
t.view.appendChild(e)
e.onsubmit=done
inp.focus();
}
if(t.current!="/") setTimeout(imp,100)
}
Translator.prototype.export_globalsight=function() {
t=this
/*
Taken from this discussion on saving to local files:
http://stackoverflow.com/questions/2897619/using-html5-javascript-to-generate-and-save-a-file
*/
open("data:application/octet-stream,"
+encodeURIComponent(export_globalsight_download_file(t.document)),
t.document.name
/*,'toolbar=no,location=no,status=no'*/);
/*
Also consider: FileSaver saveAs()
Not directly support in browsers:
http://www.w3.org/TR/file-writer-api/#the-filesaver-interface
Alternative implementation: FileSaver.js:
https://github.com/eligrey/FileSaver.js
http://eligrey.com/blog/post/saving-generated-files-on-the-client-side
*/
}
Translator.prototype.import_globalsight=function(el) {
hide_menu(el);
var t=this
function imp() {
function restore() {
t.redraw()
}
function done() {
function import_text(name,text) {
var ls=lines(text)
if(ls.length>0 && ls[0]=="# GlobalSight Download File") {
t.current=null;
t.local.put("current",null)
t.document=import_globalsight_download_file(ls)
t.current=t.document.name=name
restore();
}
else alert("Not a GlobalSight Download File") // !! improve
}
function import_file(name,ev) { import_text(name,ev.target.result) }
if(files.files && files.files.length>0) {
var file=files.files[0]
var r=new FileReader()
r.onload=function(ev) { import_file(file.name,ev); }
r.readAsText(file)
}
return false
}
clear(t.view)
t.view.appendChild(wrap("h2",text("Import")))
if(supports_local_files()) {
// Allow import from local files, if the browers supports it.
var files=node("input",{name:"files","type":"file"})
var inp=wrap("p",wrap("label",[text("Choose a file: "),files]))
var e=node("form",{class:"import"},
[wrap("h3",text("Import a GlobalSight Download File")),
inp, submit(), button("Cancel",restore)])
t.view.appendChild(e)
e.onsubmit=done
}
else
t.view.appendChild(text("Support for readling local files is missing in this browser."))
}
setTimeout(imp,100) // leave time to hide the menu first
}
Translator.prototype.remove=function(el) {
var t=this
if(t.document.globalsight) return
hide_menu(el);
function rm() {
if(t.document && t.document.segments.length>0) {
t.document.segments.pop();
t.redraw();
}
}
if(t.current!="/") setTimeout(rm,100)
}
Translator.prototype.remove_segment=function(i) {
var t=this
if(t.document && t.document.segments.length>i) {
t.document.segments=delete_ix(t.document.segments,i)
t.redraw();
}
}
Translator.prototype.replace_segment=function(i,sd) {
var t=this;
var ds=t.drawing.segments;
if(ds) {
var old=ds[i]
ds[i]=sd
replaceNode(sd,old)
}
}
Translator.prototype.pick_translation=function(i,txt) {
var t=this
var s=t.document.segments[i]
set_manual(s)
s.target=txt // side effect, updating the document in-place
t.replace_segment(i,t.draw_segment(s,i))
}
Translator.prototype.edit_source=function(source,i) {
var t=this
var s=t.document.segments[i]
function restore() { t.replace_segment(i,t.draw_segment(s,i)) }
function done() {
s.source=inp.value // side effect, updating the document in-place
restore();
if(s.options.method!="Manual") {
s.options.to="" // hack to force an update
t.update_translation(i)
}
return false;
}
var inp=node("input",{name:"it",value:s.source})
var e=wrap("form",[inp, submit(), button("Cancel",restore)])
clear(source)
source.appendChild(e)
e.onsubmit=done
inp.focus()
}
Translator.prototype.edit_translation=function(i) {
var t=this
var s=t.document.segments[i]
function restore() { t.replace_segment(i,t.draw_segment(s,i)) }
function done() {
set_manual(s)
s.options.from=t.document.options.from
s.options.to=t.document.options.to
s.target=inp.value // side effect, updating the document in-place
restore();
return false;
}
var inp=node("input",{name:"it",value:s.target})
var e=wrap("form",[inp, submit(), button("Cancel",restore)])
var target=wrap_class("td","target",e)
var edit=t.draw_segment_given_target(s,target,i)
t.replace_segment(i,edit)
e.onsubmit=done
inp.focus();
}
function hide_menu(el) {
function disp(s) { el.parentNode.style.display=s; }
if(el) {
disp("none")
setTimeout(function(){disp("")},500)
}
}
/* --- Documents ------------------------------------------------------------ */
/*
type Document = { name:String, options:DocOptions, segments:[Segment],
globalsight : GlobalSight|null }
type Segment = { source:String, target:String, options:Options }
type DocOptions = Options & { view:View, cloud:Bool }
type Options = {from: Lang, to: Lang, method:Method}
type Lang = String // Eng, Swe, Ita, etc
type Method = "Manual" | "Apertium" | GFGrammarName
type View = "segmentbysegment" | "paralleltexts"
type GFGrammarName = String // e.g. "Foods.pgf"
type GlobalSight = { header: [String], segments:[[String]] }
*/
function eq_options(o1,o2) {
return o1.method==o2.method && o1.from==o2.from && o1.to==o2.to
}
Translator.prototype.draw_document=function() {
var t=this
var doc=t.document
var o=doc.options;
function draw_globalsight() {
function gs_export() { t.export_globalsight(); }
return doc.globalsight
? wrap("span",[text(" (from GlobalSight) "),
button("Export",gs_export)])
: text("")
}
var hdr=wrap("h2",[text(doc.name),text(" "),
wrap("small",[draw_translation(o),draw_globalsight()])])
if(doc.options.cloud) insertFirst(hdr,img("../P/cloud.png"))
switch(o.view || "segmentbysegment") {
case "paralleltexts":
function src(seg) { return seg.source }
function trg(seg) { return seg.target }
function fmt(txt,i) {
var sd=span_class("segment",text(txt+" "))
function setclass(cls) {
return function() {
targets[i].className=sources[i].className=cls
}
}
sd.onmouseover=setclass("current_segment")
sd.onmouseout=setclass("segment")
return sd
}
var sources=mapix(fmt,map(src,doc.segments))
var targets=mapix(fmt,map(trg,doc.segments))
var drawing=[hdr,wrap_class("table","paralleltexts",
tr([wrap_class("td","source",sources),
wrap_class("td","target",targets)]))]
return {doc:drawing,sources:sources,targets:targets}
default:
var segments=mapix(bind(t.draw_segment,t),doc.segments)
var drawing=[hdr,wrap_class("table","segments",segments)]
return {doc:drawing,segments:segments}
}
}
Translator.prototype.draw_segment=function(s,i) {
var t=this
var dopt=t.document.options
var opt=s.options
var txt=text(s.target)
if(opt.from!=dopt.from || opt.to!=dopt.to) txt=span_class("error",txt)
var target=wrap_class("td","target",txt)
function edit() { t.edit_translation(i) }
function pick(txt) { t.pick_translation(i,txt) }
target.onclick=edit
if(s.choices) appendChildren(target,draw_choices(s.choices,pick))
return t.draw_segment_given_target(s,target,i)
}
function draw_choices(txts,onclick) {
function opt(txt) {
var o=dt(text(txt))
o.onclick=function(ev) { ev.stopPropagation(); onclick(txt) }
return o
}
return [span_class("choices",text("+")),
wrap_class("dl","popupmenu",map(opt,txts))]
}
Translator.prototype.draw_segment_given_target=function(s,target,i) {
var t=this
function draw_options2() {
var o=s.options
function change(el) {
s.use_default = el.value=="Default"
var m = s.use_default ? t.document.options.method : el.value
if(m!=o.method) {
o.method=m // side effect, updating the document in-place
o.to="" // hack to force an update
//console.log("Method changed to "+m)
t.update_translation(i)
}
}
var autoB=radiobutton("method","Default","Default",change)
var manualB=radiobutton("method","Manual","Manual",change)
var dl=wrap_class("dl","popupmenu",
[dt(autoB),
dt([manualB,text(" "),draw_translation(o)])])
if(window.apertium) add_apertium_to_menu(dl,change)
t.extend_methods_menu(dl,change)
var form=wrap("form",dl)
var d = s.use_default
var m = d || d==null ? "Default" : o.method || "Default"
update_radiobutton(form,"method",m)
return form
}
function draw_options() {
return wrap("div",[span_class("arrow",hovertext(" ⇒ ")),draw_options2()])
}
if(t.document.globalsight)
var actions=empty_class("td","actions")
else {
var insertB=dt(text("Insert a new segment"))
insertB.onclick=function() { t.insert_segment(i) }
var removeB=dt(text("Remove this segment"))
removeB.onclick=function() { t.remove_segment(i) }
var actions=wrap_class("td","actions",
wrap("div",[span_class("actions",hovertext("◊")),
wrap_class("dl","popupmenu",
[insertB,removeB])]))
}
var source=wrap_class("td","source",text(s.source))
if(!t.document.globalsight)
source.onclick=function() { t.edit_source(source,i); }
var options=wrap_class("td","options",draw_options())
return node("tr",{"class":"segment",id:i},[actions,source,options,target])
}
/* --- Document constructor ------------------------------------------------- */
function empty_document() {
return { name:"Unnamed",
options: {from:"Eng", to:"Swe", method:"Manual"},
segments:[] }
}
/* --- Segments ------------------------------------------------------------- */
function new_segment(source) {
return { source:source, target:"", options:{} } // leave options empty
}
function set_manual(segment) {
segment.options.method="Manual"
segment.use_default=false
}
/* -------------------------------------------------------------------------- */
function draw_translation(o) { return text(show_translation(o)) }
function show_translation(o) {
return "("+concname(o.from||"?")+" → "+concname(o.to||"?")+")"
}
/* --- Auxiliary functions -------------------------------------------------- */
function lang(code,name,code2) { return {code:code, name:name, code2:code2} }
function lang1(namecode2) {
var nc=namecode2.split(":");
var name=nc[0]
var ws=name.split("/");
var code2=nc.length>1 ? nc[1] : ""
return ws.length==1 ? lang(name.substr(0,3),name,code2)
: lang(ws[0],ws[1],code2);
}
var languages = // [ISO-639-2 code "/"] language name ":" ISO 639-1 code
map(lang1,"Amharic:am Arabic:ar Bulgarian:bg Catalan:ca Chinese:zh Danish:da Dutch:nl English:en Finnish:fi French:fr German:de Hindi:hi Ina/Interlingua:ia Italian:it Jpn/Japanese:ja Latin:la Norwegian:nb Polish:pl Ron/Romanian:ro Russian:ru Spanish:es Swedish:sv Thai:th Turkish:tr Urdu:ur".split(" "));
var langname={};
var langcode2={}
var langcode3={}
for(var i in languages) {
langname[languages[i].code]=languages[i].name
langcode2[languages[i].code]=languages[i].code2
langcode3[languages[i].code2]=languages[i].code
}
function concname(code) { return langname[code] || code; }
function alangcode(code) { return langcode2[code] || code; }
function tr_local() {
function real(storage) {
var appPrefix="gf.translator."
return {
get: function (name,def) {
var id=appPrefix+name
return storage[id] ? JSON.parse(storage[id]) : def;
},
put: function (name,value) {
var id=appPrefix+name;
storage[id]=JSON.stringify(value);
},
remove: function(name) {
var id=appPrefix+name;
delete storage[id]
},
ls: function(prefix) {
var pre=appPrefix+prefix
var files=[]
for(var i in storage)
if(hasPrefix(i,pre)) files.push(i.substr(pre.length))
files.sort()
return files
}
}
}
return supports_html5_storage() ? real(localStorage) : real([])
}
// Collect alternative texts in the output from PGF service translate command
function collect_texts(ts) {
var list=[]
for(var i in ts)
for(var j in ts[i].linearizations) {
var t=ts[i].linearizations[j].text
if(!elem(t,list)) list.push(t) // avoid duplicates
}
return list
}
function mapix(f,xs) {
var ys=[];
for(var i in xs) ys.push(f(xs[i],i))
return ys;
}
function delete_ix(old,ix) {
var a=[];
for(var i in old) if(i!=ix) a.push(old[i]);
return a;
}
function insert_ix(old,ix,x) {
var a=[];
var done=false;
for(var i in old) {
if(i==ix) { a.push(x); done=true; }
a.push(old[i])
}
if(!done) a.push(x)
return a;
}
// Convert array of lines to array of paragraphs
function join_paragraphs(lines) {
var paras=[]
var current="";
for(var i in lines)
if(lines[i]=="") paras.push(current),current=""
else current+=" "+lines[i]
if(current) paras.push(current)
return paras
}
function split_punct(text,punct) {
var ss=text.split(new RegExp("(["+punct+"])"))
var segs=[];
for(var i=0;i<ss.length;i+=2) segs.push((ss[i]+(ss[i+1]||"")).trim())
if(segs.length>0 && segs[segs.length-1]=="") segs.pop();
return segs
}
// Break a string into lines
function lines(text) {
var ls=text.split("\r\n") // DOS
if(ls.length<=1) ls=text.split(/\n|\r/) // Unix | Mac
return ls
}
function supports_local_files() {
// See http://www.html5rocks.com/en/tutorials/file/dndfiles/
return window.File && window.FileList && window.FileReader
}
/* --- GlobalSight support -------------------------------------------------- */
function import_globalsight_download_file(ls) {
var doc=empty_document()
doc.globalsight={header:[],segments:[]}
var i=0;
// Scan header and pick up source & target locale
for(;i<ls.length && ls[i][0]=="#";i++) {
doc.globalsight.header.push(ls[i])
var hdr=ls[i].split(":");
if(hdr.length==2) {
function setlang(opt) {
var code2=hdr[1].trim().split("_")[0] // pick en from en_UK
var code3=langcode3[code2]
if(code3) doc.options[opt]=code3;
// Should notify the user about unsupported language codes!!
}
switch(hdr[0]) {
case "# Source Locale": setlang("from"); break;
case "# Target Locale": setlang("to");break;
}
}
}
// skip blank lines
for(;i<ls.length && ls[i].length==0;i++)
doc.globalsight.header.push(ls[i])
while(i<ls.length) {
var seghdr=[]
// skip segment header
for(;i<ls.length && ls[i][0]=="#";i++) seghdr.push(ls[i])
var seg=""
// extract segment text
for(;i<ls.length && ls[i][0]!="#";i++)
if(ls[i]!="") seg = seg=="" ? ls[i] : seg+" "+ls[i];
if(seg!="") doc.segments.push(new_segment(seg.trim()))
doc.globalsight.segments.push(seghdr)
}
return doc;
}
function export_globalsight_download_file(doc) {
var ls=[].concat(doc.globalsight.header)
var gs=doc.globalsight.segments
var ss=doc.segments
for(var i=0;i<gs.length && i<ss.length;i++)
ls=ls.concat(gs[i],ss[i].target)
ls.push("")
ls.push("# END GlobalSight Download File")
ls.push("")
return ls.join("\n")
}
/* --- Cloud Support -------------------------------------------------------- */
var cloudext=".gfstdoc"
function strip_cloudext(s) { return s.substr(0,s.length-cloudext.length) }
function save_in_cloud(filename,document,cont) {
function save(dir) {
var form={dir:dir}
form[filename]=JSON.stringify(document);
ajax_http_post("/cloud","command=upload"+encodeArgs(form),cont)
}
with_dir(save)
}
/* --- DOM Support ---------------------------------------------------------- */
function a(url,linked) { return node("a",{href:url},linked); }
function jsurl(js) { return "javascript:"+js; }
function replaceNode(node,ref) { ref.parentNode.replaceChild(node,ref) }
function radiobutton(name,value,label,change,checked) {
var b=node("input",{type:"radio",name:name,value:value})
if(change) b.onchange=function(event) { return change(event.target) }
if(checked) b.checked=true
return wrap("label",[b,text(label)])
}
function update_radiobutton(form,name,value) {
var bs=form[name]
if(bs.length)
for(var i in bs) if(bs[i].value==value) bs[i].checked=true
}
function update_checkbox(name,checked) {
document.forms.options[name].checked=checked
}
function submit(label) {
return node("input",{type:"submit",value:label||"OK"})
}
function deletable(del,el,hint) {
var b=delete_button(del,hint)
return node("span",{"class":"deletable"},[b,el])
}
function delete_button(action,hint) {
var b=node("span",{"class":"delete",title:hint || "Delete"},[text("×")])
b.onclick=action;
return b;
}
function hovertext(txt) {
return node("span",{onclick:""},[text(txt)])
}