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/* --- GF wide coverage translation interface ------------------------------- */
var gftranslate = {}
gftranslate.jsonurl="/robust/Translate10.pgf"
gftranslate.grammar="Translate" // the name of the grammar
gftranslate.call=function(querystring,cont) {
function errcont(text,code) {
cont([{translations:[{error:code+" "+text}]}])
}
http_get_json(gftranslate.jsonurl+querystring,cont,errcont)
}
// Translate a sentence
gftranslate.translate=function(source,from,to,start,limit,cont) {
var encsrc=encodeURIComponent(source)
var g=gftranslate.grammar
function extract(result) { cont(result[0].translations) }
if(encsrc.length<500)
gftranslate.call("?command=c-translate&input="+encsrc
+"&lexer=text&from="+g+from+"&to="+g+to
+"&start="+start+"&limit="+limit,extract)
else cont([{error:"sentence too long"}])
}
// Get list of supported languages
gftranslate.get_languages=function(cont) {
function init2(grammar_info) {
var ls=grammar_info.languages
gftranslate.grammar=grammar_info.name
var langs=[], pre=gftranslate.grammar, n=pre.length
for(var i=0;i<ls.length;i++)
if(ls[i].name.substr(0,n)==pre) langs.push(ls[i].name.substr(n))
gftranslate.targetlist=langs
cont(langs)
}
if(gftranslate.targetlist) cont(gftranslate.targetlist)
else gftranslate.call("?command=c-grammar",init2)
}
// Get functions to test which source and target langauges are supported
gftranslate.get_support=function(cont) {
function support(code) { return gftranslate.targets[code] }
function init2(langs) {
gftranslate.targets=toSet(langs)
cont(support,support)
}
if(gftranslate.targets) cont(support,support)
else gftranslate.get_languages(init2)
}
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