mirror of
https://git.tt-rss.org/git/tt-rss.git
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build custom layer of Dojo to speed up loading of tt-rss (refs #293)
This commit is contained in:
Andrew Dolgov
@@ -5,149 +5,204 @@
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*/
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/*
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* Rhino host environment
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*/
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if(dojo.config["baseUrl"]){
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dojo.baseUrl=dojo.config["baseUrl"];
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dojo.baseUrl = dojo.config["baseUrl"];
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}else{
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dojo.baseUrl="./";
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dojo.baseUrl = "./";
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}
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dojo.locale=dojo.locale||String(java.util.Locale.getDefault().toString().replace("_","-").toLowerCase());
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dojo._name="rhino";
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dojo.isRhino=true;
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if(typeof print=="function"){
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console.debug=print;
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dojo.locale = dojo.locale || String(java.util.Locale.getDefault().toString().replace('_','-').toLowerCase());
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dojo._name = 'rhino';
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dojo.isRhino = true;
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if(typeof print == "function"){
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console.debug = print;
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}
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if(!("byId" in dojo)){
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dojo.byId=function(id,_1){
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if(id&&(typeof id=="string"||id instanceof String)){
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if(!_1){
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_1=document;
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dojo.byId = function(id, doc){
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if(id && (typeof id == "string" || id instanceof String)){
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if(!doc){ doc = document; }
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return doc.getElementById(id);
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}
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return id; // assume it's a node
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}
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}
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return _1.getElementById(id);
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dojo._isLocalUrl = function(/*String*/ uri) {
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// summary:
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// determines if URI is local or not.
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var local = (new java.io.File(uri)).exists();
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if(!local){
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var stream;
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//Try remote URL. Allow this method to throw,
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//but still do cleanup.
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try{
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// try it as a file first, URL second
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stream = (new java.net.URL(uri)).openStream();
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// close the stream so we don't leak resources
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stream.close();
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}finally{
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if(stream && stream.close){
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stream.close();
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}
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}
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}
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return local;
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}
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return id;
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};
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// see comments in spidermonkey loadUri
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dojo._loadUri = function(uri, cb){
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try{
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var local;
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try{
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local = dojo._isLocalUrl(uri);
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}catch(e){
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// no debug output; this failure just means the uri was not found.
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return false;
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}
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//FIXME: Use Rhino 1.6 native readFile/readUrl if available?
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if(cb){
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var contents = (local ? readText : readUri)(uri, "UTF-8");
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// patch up the input to eval until https://bugzilla.mozilla.org/show_bug.cgi?id=471005 is fixed.
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if(!eval("'\u200f'").length){
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contents = String(contents).replace(/[\u200E\u200F\u202A-\u202E]/g, function(match){
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return "\\u" + match.charCodeAt(0).toString(16);
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})
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}
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cb(eval('('+contents+')'));
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}else{
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load(uri);
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}
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return true;
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}catch(e){
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console.debug("rhino load('" + uri + "') failed. Exception: " + e);
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return false;
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}
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}
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dojo._isLocalUrl=function(_2){
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var _3=(new java.io.File(_2)).exists();
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if(!_3){
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var _4;
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try{
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_4=(new java.net.URL(_2)).openStream();
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_4.close();
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dojo.exit = function(exitcode){
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quit(exitcode);
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}
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finally{
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if(_4&&_4.close){
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_4.close();
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// reading a file from disk in Java is a humiliating experience by any measure.
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// Lets avoid that and just get the freaking text
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function readText(path, encoding){
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encoding = encoding || "utf-8";
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// NOTE: we intentionally avoid handling exceptions, since the caller will
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// want to know
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var jf = new java.io.File(path);
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var is = new java.io.FileInputStream(jf);
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return dj_readInputStream(is, encoding);
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}
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function readUri(uri, encoding){
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var conn = (new java.net.URL(uri)).openConnection();
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encoding = encoding || conn.getContentEncoding() || "utf-8";
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var is = conn.getInputStream();
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return dj_readInputStream(is, encoding);
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}
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function dj_readInputStream(is, encoding){
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var input = new java.io.BufferedReader(new java.io.InputStreamReader(is, encoding));
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try {
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var sb = new java.lang.StringBuffer();
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var line = "";
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while((line = input.readLine()) !== null){
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sb.append(line);
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sb.append(java.lang.System.getProperty("line.separator"));
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}
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return sb.toString();
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} finally {
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input.close();
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}
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}
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return _3;
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};
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dojo._loadUri=function(_5,cb){
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try{
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var _6;
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try{
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_6=dojo._isLocalUrl(_5);
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dojo._getText = function(/*URI*/ uri, /*Boolean*/ fail_ok){
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// summary: Read the contents of the specified uri and return those contents.
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// uri:
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// A relative or absolute uri.
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// fail_ok:
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// Default false. If fail_ok and loading fails, return null
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// instead of throwing.
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// returns: The response text. null is returned when there is a
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// failure and failure is okay (an exception otherwise)
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try{
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var local = dojo._isLocalUrl(uri);
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var text = (local ? readText : readUri)(uri, "UTF-8");
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if(text !== null){
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//Force JavaScript string.
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text += "";
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}
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return text;
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}catch(e){
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if(fail_ok){
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return null;
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}else{
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throw e;
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}
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}
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}
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catch(e){
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return false;
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// summary:
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// return the document object associated with the dojo.global
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dojo.doc = typeof document != "undefined" ? document : null;
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dojo.body = function(){
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return document.body;
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}
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if(cb){
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var _7=(_6?readText:readUri)(_5,"UTF-8");
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if(!eval("''").length){
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_7=String(_7).replace(/[\u200E\u200F\u202A-\u202E]/g,function(_8){
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return "\\u"+_8.charCodeAt(0).toString(16);
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});
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}
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cb(eval("("+_7+")"));
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}else{
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load(_5);
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}
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return true;
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}
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catch(e){
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return false;
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}
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};
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dojo.exit=function(_9){
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quit(_9);
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};
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function readText(_a,_b){
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_b=_b||"utf-8";
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var jf=new java.io.File(_a);
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var is=new java.io.FileInputStream(jf);
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return dj_readInputStream(is,_b);
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};
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function readUri(_c,_d){
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var _e=(new java.net.URL(_c)).openConnection();
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_d=_d||_e.getContentEncoding()||"utf-8";
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var is=_e.getInputStream();
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return dj_readInputStream(is,_d);
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};
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function dj_readInputStream(is,_f){
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var _10=new java.io.BufferedReader(new java.io.InputStreamReader(is,_f));
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try{
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var sb=new java.lang.StringBuffer();
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var _11="";
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while((_11=_10.readLine())!==null){
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sb.append(_11);
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sb.append(java.lang.System.getProperty("line.separator"));
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}
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return sb.toString();
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}
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finally{
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_10.close();
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}
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};
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dojo._getText=function(uri,_12){
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try{
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var _13=dojo._isLocalUrl(uri);
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var _14=(_13?readText:readUri)(uri,"UTF-8");
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if(_14!==null){
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_14+="";
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}
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return _14;
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}
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catch(e){
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if(_12){
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return null;
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}else{
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throw e;
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}
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}
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};
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dojo.doc=typeof document!="undefined"?document:null;
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dojo.body=function(){
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return document.body;
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};
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if(typeof setTimeout=="undefined"||typeof clearTimeout=="undefined"){
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dojo._timeouts=[];
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clearTimeout=function(idx){
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if(!dojo._timeouts[idx]){
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return;
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}
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dojo._timeouts[idx].stop();
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};
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setTimeout=function(_15,_16){
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var def={sleepTime:_16,hasSlept:false,run:function(){
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if(!this.hasSlept){
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this.hasSlept=true;
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java.lang.Thread.currentThread().sleep(this.sleepTime);
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}
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try{
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_15();
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}
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catch(e){
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}
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}};
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var _17=new java.lang.Runnable(def);
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var _18=new java.lang.Thread(_17);
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_18.start();
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return dojo._timeouts.push(_18)-1;
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};
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// Supply setTimeout/clearTimeout implementations if they aren't already there
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// Note: this assumes that we define both if one is not provided... there might
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// be a better way to do this if there is a use case where one is defined but
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// not the other
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if(typeof setTimeout == "undefined" || typeof clearTimeout == "undefined"){
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dojo._timeouts = [];
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clearTimeout = function(idx){
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if(!dojo._timeouts[idx]){ return; }
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dojo._timeouts[idx].stop();
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}
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setTimeout = function(func, delay){
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// summary: provides timed callbacks using Java threads
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var def={
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sleepTime:delay,
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hasSlept:false,
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run:function(){
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if(!this.hasSlept){
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this.hasSlept=true;
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java.lang.Thread.currentThread().sleep(this.sleepTime);
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}
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try{
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func();
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}catch(e){
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console.debug("Error running setTimeout thread:" + e);
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}
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}
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};
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var runnable = new java.lang.Runnable(def);
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var thread = new java.lang.Thread(runnable);
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thread.start();
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return dojo._timeouts.push(thread)-1;
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}
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}
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//Register any module paths set up in djConfig. Need to do this
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//in the hostenvs since hostenv_browser can read djConfig from a
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//script tag's attribute.
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if(dojo.config["modulePaths"]){
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for(var param in dojo.config["modulePaths"]){
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dojo.registerModulePath(param,dojo.config["modulePaths"][param]);
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}
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for(var param in dojo.config["modulePaths"]){
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dojo.registerModulePath(param, dojo.config["modulePaths"][param]);
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}
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}
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