BrowserView.js
[app.webkitpdf] / BrowserView.js
1 Gtk = imports.gi.Gtk;
2 GLib = imports.gi.GLib;
3 WebKit = imports.gi.WebKit;
4
5 TabbedBrowser = imports.TabbedBrowser;
6 BrowserSettings = imports.BrowserSettings;
7 BrowserTab = imports.BrowserTab;
8
9 File = imports.File.File;
10
11 base64 = imports.base64.base64;
12
13 BrowserView = new GType({
14     parent: WebKit.WebView.type,
15     name: "BrowserView",
16     init: function ()
17     {
18         // Private
19         
20         
21         var _t = this;
22         
23         var tab = BrowserTab;
24         var browsePage = false;
25         var maxQueue = 0;
26         var injected = {};
27         
28         var current_url = '';
29  
30         var update_title = function (web_view, web_frame, title)
31         {
32             
33             print("calling update title");
34             if(title.length > 25)
35                 title = title.slice(0,25) + "...";
36
37             tab.get_tab_label().label = title;
38         };
39         
40         
41         
42            
43         
44         var traversedom = function(doc, fn, sub ) {
45             //print("TRAVERSE DOM?");
46             sub = sub || 0;
47             
48             var ret = '<HTML>';
49             
50             var cb =  function(s) {
51                 //print("CB:" + s);
52                 ret+=s;
53             };
54             cb.fn = fn;
55             cb.sub = sub +1;
56             print(doc);
57             print(doc.head);
58             print (doc.body);
59             
60              //Roo.select('body > div',true).each(function(el) {
61             traverseDOMTree(cb, doc.head, 1);
62             traverseDOMTree(cb, doc.body, 1);
63            //print(ret);   
64             File.write(cb.fn.replace(/\.html$/, '')+ (sub ? ('.' + sub  ) : '') + '.html' , ret +'</HTML>');
65         
66         };
67          
68         
69         
70         var traverseDOMTree = function(cb, currentElement, depth) {
71             if (currentElement) {
72                 
73                 //if (currentElement.class_name.match(/roo-dynamic/)) {
74                 //    return;
75                 //}
76                 //print(currentElement.node_name);
77                 var j;
78                 var nodeName = currentElement.node_name;
79                 var tagName = currentElement.tag_name;
80                 
81                 if  (nodeName == '#text') {
82                     cb(currentElement.node_value);
83                     return;
84                 
85                 }
86                 if(nodeName == 'BR'){
87                     cb("<BR/>");
88                     return;
89                 }
90                
91                 if (nodeName == 'SCRIPT') {
92                      
93                     return;
94                 }
95                 //if (nodeName == 'STYLE') {  return; }
96                 var i = 0;
97               // Prints the node tagName, such as <A>, <IMG>, etc
98                 var outNodeName = nodeName;
99                 if (nodeName == 'IFRAME') {
100                     //outNodeName  = 'DIV';
101                 }
102                 if (tagName) {
103                     
104                     
105                     
106                     
107                     var attr = [];
108                     
109                     for(i = 0; i < currentElement.attributes.length;i++) {
110                         var aname = currentElement.attributes.item(i).name;
111                         //if (aname =='class' || aname == 'style') {
112                         //    continue;
113                         //}
114                         if (aname =='src' && tagName == 'IFRAME') {
115                             continue;
116                         }
117                         
118                         attr.push(aname + '="' + currentElement.attributes.item(i).value + '"' );
119                     }
120                     if (tagName == 'IFRAME') {
121                         attr.push('src="' + File.basename(cb.fn).replace(/\.html$/, '')+ '.' + cb.sub + '.html"' );
122                     }
123                     
124                     //if (nodeName == 'IFRAME') {
125                     //    attr.push('src="' + currentElement.attributes.item(i).value + embeded_file '"' );
126                     //}
127                     
128                     //var style = elClassToStyle(currentElement);
129                     //if (style.length) {
130                     //    attr.push('style="' + style + '"' );
131                     //}
132                     
133                     
134                     //if (depth > 1000 && (tagName == 'BODY' || tagName == 'HEAD' )) {
135                      //   cb("<DIV"+ ( attr.length ? (' ' + attr.join(' ') ) : '') + ">");
136                     //} else {
137                         cb("<"+outNodeName + ( attr.length ? (' ' + attr.join(' ') ) : '') + ">");
138                         
139                     //}
140                 } 
141                 else {
142                   cb("[unknown tag]");
143                 }
144                 
145                  if (nodeName == 'IFRAME') {
146                     
147                    
148                     traversedom(currentElement.content_document,  cb.fn,  cb.sub )
149                     cb.sub++;
150                     cb("</IFRAME>");
151                     return;
152                 }
153                 
154                 
155                 // Traverse the tree
156                 i = 0;
157                 var currentElementChild = currentElement.child_nodes.item(i);
158                 var allText = true;
159                 while (currentElementChild) {
160                     // Formatting code (indent the tree so it looks nice on the screen)
161                     
162                     if  (currentElementChild.node_name == '#text') {
163                        // if (currentElementChild.node_value.length) {
164                             cb(currentElementChild.node_value);
165                        // }
166                         
167                         i++;
168                         currentElementChild=currentElement.child_nodes.item(i);
169                         continue;
170                     }   
171                     allText = false;
172                     //cb("\n");
173                     //for (j = 0; j < depth; j++) {
174                       // &#166 is just a vertical line
175                     //  cb("  ");
176                     //}//               
177                     
178                         
179                     // Recursively traverse the tree structure of the child node
180                     traverseDOMTree(cb, currentElementChild, depth+1);
181                     i++;
182                     currentElementChild=currentElement.child_nodes.item(i);
183                 }
184                 if (!allText) {
185                     // The remaining code is mostly for formatting the tree
186                     //cb("\n");
187                     //for (j = 0; j < depth - 1; j++) {
188                       //cb("  ");
189                     //}     
190                 }
191                 if (tagName) {
192                    // if (depth > 1000 && (tagName == 'BODY' || tagName == 'HEAD' )) {
193                    //     cb("</DIV>");
194                    // } else {
195                         cb("</"+outNodeName+">");
196                    // }
197                     
198                 }
199             }
200         };
201         
202
203         var update_url = function (web_view, web_frame)
204         {
205             var toolbar = tab.get_toolbar();
206
207             toolbar.set_url(web_frame.get_uri());
208             toolbar.set_can_go_back(web_view.can_go_back());
209             toolbar.set_can_go_forward(web_view.can_go_forward());
210             
211             
212             
213             
214         };
215
216     
217       
218
219         var create_new_tab = function (web_view, web_frame, new_web_view)
220         {
221             new_web_view = new BrowserView();
222             new_web_view.signal.web_view_ready.connect(show_new_tab);
223             return new_web_view;
224         };
225
226         var show_new_tab = function (new_web_view)
227         {
228             TabbedBrowser.browser.new_tab("", new_web_view);
229
230             return false;
231         };
232
233         var hover_link = function (web_view, link, url)
234         {
235             tab.get_statusbar().set_status(url);
236         };
237          
238         /*
239         
240         this.add_inject = function(force)
241         {
242             
243             if (force || (typeof(injected[this.uri]) == 'undefined' )) {
244                 injected[this.uri] = 0;
245             }
246             if (injected[this.uri] > 2) {
247                 return;
248             }
249             injected[this.uri]++;
250             var fn = __script_path__ + "/inject.js";
251             if (File.exists(fn)) {
252 //                print("Adding inject");
253                 var newjs = File.read(__script_path__ + "/inject.js");
254                 TabbedBrowser.browser.current_tab().get_web_view().execute_script(
255                     newjs
256                     
257                 );
258             }
259             
260         }
261         */
262         var after_login = false;
263         
264         
265         var load_finished_called = false;
266         
267         
268         var do_print = function(web_frame) {
269             
270              
271             
272             var scr_a =  " var r = document.getElementsByTagName('link');" +
273                 "for (var i=0;i < r.length;i++) { " +
274                     "var a = r[i]; " +
275                     "if (  a.getAttribute('media') == '')  { continue; } " +
276                     "if (  a.getAttribute('media') == 'screen')  { "+
277                         "a.removeAttribute('media'); continue;" +
278                     "} " +
279                     //"a.parentNode.removeChild(a);" +
280                 "}";
281             var scr_b =  "var a = document.body.querySelectorAll('*'); "+
282                 "var dnodes=[]; "+
283                 "for(var i =i;i<a.length;i++) { "+
284                 "   var cs = window.getComputedStyle(a[i],null);"+
285                 "   if ('none' == cs.display) {"+
286                 "    dnodes.push(a[i]); "+
287                 "  }"+ 
288                 "}"+
289                 "console.log(dnodes.length);" +
290                 "dnodes.forEach(function(n) { "+
291                 "    try {  n.parentNode.removeChild(n);   } catch(e) { } "+
292                 "});";
293             
294             
295             //TabbedBrowser.browser.current_tab().get_web_view().execute_script(
296             //    scr_a
297             //);
298             //print(scr_b);
299             //TabbedBrowser.browser.current_tab().get_web_view().execute_script(
300             //    scr_b
301             //);
302             
303             if (current_url.match(/\.coconuts\.co\//) ) {
304                 TabbedBrowser.browser.current_tab().get_web_view().execute_script(
305                     File.read( __script_path__ + "/domains/coconuts.co.js")
306                 );
307                               
308             }
309             print("Delay:" + BrowserSettings.delay);
310          
311             GLib.timeout_add(GLib.PRIORITY_LOW, BrowserSettings.delay *1, function() {
312                  
313                 print("FETCHING");
314                 //print(web_frame);
315                 if (web_frame &&  BrowserSettings.export_filename_html  ) {
316                     var html = traversedom(web_frame.get_dom_document(), BrowserSettings.export_filename_html);
317                     //File.write(BrowserSettings.export_filename_html, html);
318                     
319                 } 
320                  
321                 if (!BrowserSettings.export_filename) {
322                     if (!BrowserSettings.export_filename_html) {
323                         return;
324                     }
325                     
326                     Seed.quit();
327                 }
328                 var mf = _t.get_main_frame();
329                  
330                 
331                 var ar = Gtk.PaperSize.get_paper_sizes();
332                 var psetup = new Gtk.PageSetup();
333                 for(var i = 0; i < ar.length; i++) {
334                     if (ar[i].get_name() =='iso_a2') {
335                         psetup.set_paper_size(ar[i]);
336                     }
337                 }
338                 
339                 var p = new Gtk.PrintOperation({ export_filename : BrowserSettings.export_filename });
340                 p.set_default_page_setup(psetup);
341                 mf.print_full(p, Gtk.PrintOperationAction.EXPORT);
342                 print("made image - exiting");
343                 
344               //  Seed.quit();
345                 return true;
346             });
347         }
348         
349         
350         var weibo_added = false;
351         
352         var is_weibo = false;
353         
354         
355         var load_finished = function (webkit, web_frame, wb)
356         {
357             
358            
359             
360             if (!is_weibo) {
361                 do_print(web_frame);
362                 return;
363             }
364              
365              
366              print("load finished");
367              if (weibo_added) {
368                  
369                  if (after_login === true) {
370                      print("do print");
371                      do_print();
372                      return;
373                      
374                  }
375                  if (after_login === false) {
376                      return; // not here?
377                  }
378                  print("adding timeout?");
379                  //return;
380                 GLib.timeout_add(GLib.PRIORITY_LOW, 2000, function() {
381                     print("Redirecting after login?" + after_login);
382                     
383                     _t.browse(after_login);
384                     after_login  = true;
385                 });
386                 return;
387              }
388             
389             weibo_added = true;
390             TabbedBrowser.browser.current_tab().get_web_view().execute_script(
391                 File.read( __script_path__ + "/weibo.js") 
392             );
393             print("run_weibo(" + JSON.stringify( BrowserSettings.username ) + ", " + JSON.stringify(BrowserSettings.passwd) + ");");
394     
395             TabbedBrowser.browser.current_tab().get_web_view().execute_script(
396                     "run_weibo(" + JSON.stringify( BrowserSettings.username ) + ", " + JSON.stringify(BrowserSettings.passwd) + ");"
397             );
398             return;
399     
400             //    return;
401             print(after_login);
402             if (after_login !== false) {
403                 
404 //                return;
405                 // wait a bit then load the real page..
406                 GLib.timeout_add(GLib.PRIORITY_LOW, 500, function() {
407                     print("Redirecting after login?");
408                     _t.browse(after_login);
409                 });
410                 
411                 return;
412             }
413          
414             if (load_finished_called) {
415                 return ;
416             
417             }
418             load_finished_called = true;
419             
420           
421             
422 //            if(document.location.host=='weibo.com') {
423 //                // clear login dialog from weibo.
424 //                //check and hidden the login dialog and overlay .....
425 //                var els = document.querySelectorAll('div[node-type]');
426 //                var bbc = [];
427 //                for (i = 0; i < els.length; i++) {
428 //                    if (els[i].hasAttribute('node-type')) {
429 //                        if(els[i].getAttribute('node-type') == 'outer'){
430 //                            bbc.push(els[i]);
431 //                        }
432 //                    }
433 //                }
434 //                for (i = 0; i < bbc.length; i++) {// hide all the outer.....
435 //                    bbc[i].style.display = 'none';
436 //                }
437 //                
438 //                //try to login 
439 //                if(document.location.pathname == '/login.php'){
440 //                    
441 //                    // fills in the user name and password 
442 //                    var els = document.querySelectorAll('input[node-type]');
443 //                    
444 //                    for (i = 0; i < els.length; i++) {
445 //                        if (els[i].hasAttribute('node-type')) {
446 //                            if(els[i].getAttribute('node-type') == 'username'){
447 //                                els[i].value = BrowserSettings.username;
448 //                            }
449 //                            if(els[i].getAttribute('node-type') == 'password'){
450 //                                els[i].value = BrowserSettings.passwd;
451 //                            }
452 //                        }
453 //                    }
454 //                    
455 //                    
456 //                    // simulating click event to login ....
457 //                    var elss = document.querySelectorAll('a[node-type]');
458 //                    
459 //                    for (i = 0; i < elss.length; i++) {
460 //                        if (elss[i].hasAttribute('node-type')) {
461 //                            if(elss[i].getAttribute('node-type') == 'submitBtn'){
462 //                                elss[i].click();
463 //                            }
464 //                        }
465 //                    }
466 //                    
467 //                    
468 //                }
469 //                
470 //            }
471             
472             
473             // clear login dialog from weibo.
474 //            TabbedBrowser.browser.current_tab().get_web_view().execute_script(
475 //                " if (document.location.host=='weibo.com') { " +
476 //                " try {  " + 
477 //                " var a = document.getElementsByClassName('W_layer')[0]; " + 
478 //                " a.parentNode.removeChild(a.previousSibling); " + 
479 //                " a.parentNode.removeChild(a); " + 
480 //                " } catch(e) { }  } " );
481             
482             
483             return;
484             GLib.timeout_add(GLib.PRIORITY_LOW, BrowserSettings.delay, function() {
485                  
486                 var mf = _t.get_main_frame();
487                 
488                 var ar = Gtk.PaperSize.get_paper_sizes();
489                 var psetup = new Gtk.PageSetup();
490                 for(var i = 0; i < ar.length; i++) {
491                     if (ar[i].get_name() =='iso_a2') {
492                         psetup.set_paper_size(ar[i]);
493                     }
494                 }
495                 
496                 var p = new Gtk.PrintOperation({ export_filename : BrowserSettings.export_filename });
497                 p.set_default_page_setup(psetup);
498                 mf.print_full(p, Gtk.PrintOperationAction.EXPORT);
499                 print("made image - exiting");
500                 
501                 Seed.quit();
502                 return true;
503             });
504             
505             return;
506         };
507  
508  
509  
510         
511         var load_committed = function (web_view, web_frame)
512         {
513             print("load commited");
514             
515             update_url(web_view, web_frame);
516              
517             // call load finished after 20seconds??
518             // so even if it never complets we try and print the thing.
519             GLib.timeout_add(GLib.PRIORITY_LOW, 40000, function() {
520                 print("load commited - 3000 ms?");
521                 load_finished();
522             });
523             
524         };
525
526         var clicked_link = function (web_view, web_frame, request,
527                                      action, decision, window)
528         {
529             if(action.get_reason() == WebKit.WebNavigationReason.LINK_CLICKED &&
530                action.get_button() == 2)
531             {
532                 browser.new_tab(request.get_uri(), null);
533                 return true;
534             }
535
536             return false;
537         };
538
539         // Public
540         
541         
542         this.browse = function (url)
543         {
544             if(url.search("://") < 0)
545                 url = "http://" + url;
546             
547             current_url = url;
548             
549             print("BROWSE: " + url);
550             if (url.match(/\/weibo\.com\//) && after_login === false) {
551                 is_weibo = true;
552                 after_login = url;
553                 url = "http://weibo.com/login.php";
554             }
555             else  if (url.match(/\/weibo\.com\//) && after_login !== false) {
556                 after_login = false;
557             }
558             print("BROWSE -really: " + url);
559             this.open(url);
560         };
561
562         this.set_tab = function (new_tab)
563         {
564             tab = new_tab;
565         };
566
567         this.get_tab = function ()
568         {
569             return tab;
570         };
571
572     
573         // Implementation
574         //this.set_scroll_adjustments(null, null);
575         
576         //this.signal.title_changed.connect(update_title);
577         //this.signal.load_committed.connect(load_committed);
578         this.signal.load_finished.connect(load_finished);
579        
580         
581         // For some reason, this segfaults seed in the instance init closure handler
582         // Once that's fixed, uncommenting the next line will give middle-click-open-in-new tab
583         //this.signal.navigation_policy_decision_requested.connect(clicked_link);
584
585         //this.signal.hovering_over_link.connect(hover_link);
586
587         this.signal.create_web_view.connect(create_new_tab);
588         
589         
590          
591 //        print("ADDing console message sig handler");
592         
593         
594          
595         
596         this.toFilename = function(url)
597         {
598             url = url.replace(/^http[s]*:\/\//, '');
599             var p = url.split('/');
600             p.unshift(storedir+'/output');
601             for (var i =1 ;i < p.length; i++) {
602                 p[i] = encodeURIComponent(p[i]);
603             
604             }
605             p[p.length-1] = decodeURIComponent(p[p.length-1]);
606             ret = p.join('/');
607             var dir = File.dirname(ret);
608             File.mkdirall(dir);
609             return ret;
610             
611         }
612         this.checkdomain = function(comp)
613         {
614             var b = parseUri(this.uri);
615             var d = parseUri(comp);
616             return (d.host == b.host && d.protocol == b.protocol);
617             
618             
619         }
620         
621         this.dupeCheck = function(url)
622         {
623             
624            // order - return highest up the queue first..
625             if (File.exists(downloaddir +'/' + encodeURIComponent(url))) {
626                 return downloaddir +'/' + encodeURIComponent(url);
627             }
628              if (File.exists(parsedir +'/' + encodeURIComponent(url))) {
629                 return parsedir +'/' + encodeURIComponent(url);
630             }
631             if (File.exists(donedir +'/' + encodeURIComponent(url))) {
632                 return donedir +'/' + encodeURIComponent(url);
633             }
634             return  false;
635             
636             
637         }
638         this.moveToParse = function(url)
639         {
640             var old = this.dupeCheck(url);
641             var target =parsedir +'/' + encodeURIComponent(url);
642             if (old == target) {
643                 return;
644             }
645             File.write(target, old ? File.read(old) : '');
646             if (old) {
647                 File.remove(old);
648             }
649             
650         }
651         
652         this.moveToDownload= function(url)
653         {
654             var old = this.dupeCheck(url);
655             var target =downloaddir +'/' + encodeURIComponent(url);
656             if (old == target) {
657                 return;
658             }
659             File.write(target, old ? File.read(old) : '');
660             if (old) {
661                 File.remove(old);
662             }
663             
664         }
665         this.moveToDone= function(url)
666         {
667             var old = this.dupeCheck(url);
668             var target = donedir +'/' + encodeURIComponent(url);
669             if (old == target) {
670                 return;
671             }
672             File.write(target, old ? File.read(old) : '');
673             if (old) {
674                 File.remove(old);
675             }
676             
677         }
678         
679     }
680 });
681
682 function parseUri (str) {
683         var     o   = parseUri.options,
684                 m   = o.parser[o.strictMode ? "strict" : "loose"].exec(str),
685                 uri = {},
686                 i   = 14;
687
688         while (i--) uri[o.key[i]] = m[i] || "";
689
690         uri[o.q.name] = {};
691         uri[o.key[12]].replace(o.q.parser, function ($0, $1, $2) {
692                 if ($1) uri[o.q.name][$1] = $2;
693         });
694
695         return uri;
696 };
697
698 parseUri.options = {
699         strictMode: false,
700         key: ["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"],
701         q:   {
702                 name:   "queryKey",
703                 parser: /(?:^|&)([^&=]*)=?([^&]*)/g
704         },
705         parser: {
706                 strict: /^(?:([^:\/?#]+):)?(?:\/\/((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?))?((((?:[^?#\/]*\/)*)([^?#]*))(?:\?([^#]*))?(?:#(.*))?)/,
707                 loose:  /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/
708         }
709 };