BrowserView.js
[app.webkitpdf] / BrowserView.js
1 Gtk = imports.gi.Gtk;
2 GLib = imports.gi.GLib;
3 WebKit = imports.gi.WebKit;
4 Soup = imports.gi.Soup;
5
6 TabbedBrowser = imports.TabbedBrowser;
7 BrowserSettings = imports.BrowserSettings;
8 BrowserTab = imports.BrowserTab;
9
10 File = imports.File.File;
11
12 base64 = imports.base64.base64;
13
14 BrowserView = new GType({
15     parent: WebKit.WebView.type,
16     name: "BrowserView",
17     init: function ()
18     {
19         // Private
20         
21         var sess  = WebKit.get_default_session();
22         sess.proxy_uri = new Soup.URI.c_new('http://localhost:3128');       
23         var _t = this;
24         
25         var tab = BrowserTab;
26         var browsePage = false;
27         var maxQueue = 0;
28         var injected = {};
29         
30         var current_url = '';
31  
32         var update_title = function (web_view, web_frame, title)
33         {
34             
35             print("calling update title");
36             if(title.length > 25)
37                 title = title.slice(0,25) + "...";
38
39             tab.get_tab_label().label = title;
40         };
41         
42         
43         
44            
45         
46         var traversedom = function(doc, fn, sub ) {
47             print("TRAVERSE DOM?");
48             sub = sub || 0;
49             
50             var ret = '<HTML>';
51             
52             var cb =  function(s) {
53                 //print("CB:" + s);
54                 ret+=s;
55             };
56             cb.fn = fn;
57             cb.sub = sub +1;
58             print(doc);
59             print(doc.head);
60             print (doc.body);
61             
62              //Roo.select('body > div',true).each(function(el) {
63             traverseDOMTree(cb, doc.head, 1);
64             traverseDOMTree(cb, doc.body, 1);
65            //print(ret);   
66             File.write(cb.fn.replace(/\.html$/, '')+ (sub ? ('.' + sub  ) : '') + '.html' , ret +'</HTML>');
67         
68         };
69          
70         
71         
72         var traverseDOMTree = function(cb, currentElement, depth) {
73             if (currentElement) {
74                 
75                 //if (currentElement.class_name.match(/roo-dynamic/)) {
76                 //    return;
77                 //}
78                 //print(currentElement.node_name);
79                 var j;
80                 var nodeName = currentElement.node_name;
81                 var tagName = currentElement.tag_name;
82                 
83                 if  (nodeName == '#text') {
84                     cb(currentElement.node_value);
85                     return;
86                 
87                 }
88                 if(nodeName == 'BR'){
89                     cb("<BR/>");
90                     return;
91                 }
92                
93                 if (nodeName == 'SCRIPT') {
94                      
95                     return;
96                 }
97                 //if (nodeName == 'STYLE') {  return; }
98                 var i = 0;
99               // Prints the node tagName, such as <A>, <IMG>, etc
100                 var outNodeName = nodeName;
101                 if (nodeName == 'IFRAME') {
102                     //outNodeName  = 'DIV';
103                 }
104                 if (tagName) {
105                     
106                     
107                     
108                     
109                     var attr = [];
110                     
111                     for(i = 0; i < currentElement.attributes.length;i++) {
112                         var aname = currentElement.attributes.item(i).name;
113                         //if (aname =='class' || aname == 'style') {
114                         //    continue;
115                         //}
116                         if (aname =='src' && tagName == 'IFRAME') {
117                             continue;
118                         }
119                         
120                         attr.push(aname + '="' + currentElement.attributes.item(i).value + '"' );
121                     }
122                     if (tagName == 'IFRAME') {
123                         attr.push('src="' + File.basename(cb.fn).replace(/\.html$/, '')+ '.' + cb.sub + '.html"' );
124                     }
125                     
126                     //if (nodeName == 'IFRAME') {
127                     //    attr.push('src="' + currentElement.attributes.item(i).value + embeded_file '"' );
128                     //}
129                     
130                     //var style = elClassToStyle(currentElement);
131                     //if (style.length) {
132                     //    attr.push('style="' + style + '"' );
133                     //}
134                     
135                     
136                     //if (depth > 1000 && (tagName == 'BODY' || tagName == 'HEAD' )) {
137                      //   cb("<DIV"+ ( attr.length ? (' ' + attr.join(' ') ) : '') + ">");
138                     //} else {
139                         cb("<"+outNodeName + ( attr.length ? (' ' + attr.join(' ') ) : '') + ">");
140                         
141                     //}
142                 } 
143                 else {
144                   cb("[unknown tag]");
145                 }
146                 
147                  if (nodeName == 'IFRAME') {
148                     
149                    
150                     traversedom(currentElement.content_document,  cb.fn,  cb.sub )
151                     cb.sub++;
152                     cb("</IFRAME>");
153                     return;
154                 }
155                 
156                 
157                 // Traverse the tree
158                 i = 0;
159                 var currentElementChild = currentElement.child_nodes.item(i);
160                 var allText = true;
161                 while (currentElementChild) {
162                     // Formatting code (indent the tree so it looks nice on the screen)
163                     
164                     if  (currentElementChild.node_name == '#text') {
165                        // if (currentElementChild.node_value.length) {
166                             cb(currentElementChild.node_value);
167                        // }
168                         
169                         i++;
170                         currentElementChild=currentElement.child_nodes.item(i);
171                         continue;
172                     }   
173                     allText = false;
174                     //cb("\n");
175                     //for (j = 0; j < depth; j++) {
176                       // &#166 is just a vertical line
177                     //  cb("  ");
178                     //}//               
179                     
180                         
181                     // Recursively traverse the tree structure of the child node
182                     traverseDOMTree(cb, currentElementChild, depth+1);
183                     i++;
184                     currentElementChild=currentElement.child_nodes.item(i);
185                 }
186                 if (!allText) {
187                     // The remaining code is mostly for formatting the tree
188                     //cb("\n");
189                     //for (j = 0; j < depth - 1; j++) {
190                       //cb("  ");
191                     //}     
192                 }
193                 if (tagName) {
194                    // if (depth > 1000 && (tagName == 'BODY' || tagName == 'HEAD' )) {
195                    //     cb("</DIV>");
196                    // } else {
197                         cb("</"+outNodeName+">");
198                    // }
199                     
200                 }
201             }
202         };
203         
204
205         var update_url = function (web_view, web_frame)
206         {
207             var toolbar = tab.get_toolbar();
208
209             toolbar.set_url(web_frame.get_uri());
210             toolbar.set_can_go_back(web_view.can_go_back());
211             toolbar.set_can_go_forward(web_view.can_go_forward());
212             
213             
214             
215             
216         };
217
218     
219       
220
221         var create_new_tab = function (web_view, web_frame, new_web_view)
222         {
223             new_web_view = new BrowserView();
224             new_web_view.signal.web_view_ready.connect(show_new_tab);
225             return new_web_view;
226         };
227
228         var show_new_tab = function (new_web_view)
229         {
230             TabbedBrowser.browser.new_tab("", new_web_view);
231
232             return false;
233         };
234
235         var hover_link = function (web_view, link, url)
236         {
237             tab.get_statusbar().set_status(url);
238         };
239          
240         /*
241         
242         this.add_inject = function(force)
243         {
244             
245             if (force || (typeof(injected[this.uri]) == 'undefined' )) {
246                 injected[this.uri] = 0;
247             }
248             if (injected[this.uri] > 2) {
249                 return;
250             }
251             injected[this.uri]++;
252             var fn = __script_path__ + "/inject.js";
253             if (File.exists(fn)) {
254 //                print("Adding inject");
255                 var newjs = File.read(__script_path__ + "/inject.js");
256                 TabbedBrowser.browser.current_tab().get_web_view().execute_script(
257                     newjs
258                     
259                 );
260             }
261             
262         }
263         */
264         var after_login = false;
265         
266         
267         var load_finished_called = false;
268         
269         var done_print = false;
270         var do_print = function(web_frame) {
271             
272             
273             if (done_print) {
274                 print("do_print called -- while already doing this...");
275                 return;
276             }
277             done_print = true;
278             print("do_print called");
279             
280         
281             TabbedBrowser.browser.current_tab().get_web_view().execute_script(
282                     File.read( __script_path__ + "/domains/remove_print_css.js")
283             );
284             
285             var url_p = current_url.split('/');
286             var dom = url_p[2];
287             var dom_p = url_p[2].split('.');
288             var chk = dom_p.pop();
289             chk = dom_p.pop() + '.' + chk;
290             
291             
292             
293             print("CHECK: " + chk +"\n");
294             if (File.exists( __script_path__ + "/domains/" + chk + '.js')) {
295                 print("INCLUDING: " + __script_path__ + "/domains/"+ chk + ".js\n");
296                 TabbedBrowser.browser.current_tab().get_web_view().execute_script(
297                     File.read( __script_path__ + "/domains/"+ chk + ".js")
298                 );
299             }
300              
301             
302             // motorme - requires a scroll to make content appear..
303             if (current_url.match(/\.motorme\.my\//) ) {
304                 TabbedBrowser.browser.current_tab().get_web_view().execute_script("window.scrollTo(0,500);"); 
305                               
306             }
307             
308             
309             
310            
311             print("Delay:" + BrowserSettings.delay);
312          
313             GLib.timeout_add(GLib.PRIORITY_DEFAULT, BrowserSettings.delay *1, function() {
314                 
315                 try {
316                     
317                     if (current_url.match(/theindependent\.sg\//) ) {
318                         TabbedBrowser.browser.current_tab().get_web_view().execute_script(
319                             File.read( __script_path__ + "/domains/theindependent.sg.js")
320                         );
321                                       
322                     }
323                     print("FETCHING");
324                     //print(web_frame);
325                     if (web_frame &&  BrowserSettings.export_filename_html  ) {
326                         var html = traversedom(web_frame.get_dom_document(), BrowserSettings.export_filename_html);
327                         //File.write(BrowserSettings.export_filename_html, html);
328                         
329                     } 
330                      
331                     if (!BrowserSettings.export_filename) {
332                         if (!BrowserSettings.export_filename_html) {
333                              print("no export filename / and html filename");
334                             return;
335                         }
336                         
337                         Seed.quit();
338                     }
339                     var mf = _t.get_main_frame();
340                      
341                     print("Creating paper");
342                     var ar = Gtk.PaperSize.get_paper_sizes();
343                     var psetup = new Gtk.PageSetup();
344                     for(var i = 0; i < ar.length; i++) {
345                         if (ar[i].get_name() =='iso_a2') {
346                             psetup.set_paper_size(ar[i]);
347                         }
348                     }
349                     print("doing print operation");
350                     var p = new Gtk.PrintOperation({ export_filename : BrowserSettings.export_filename });
351                     print("doing print operation - set page"); 
352
353                     p.set_default_page_setup(psetup);
354                     
355                     print("doing print operation - print_full"); 
356                     mf.print_full(p, Gtk.PrintOperationAction.EXPORT);
357                     print("made image - exiting");
358                     
359                     Seed.quit();
360                     return true;
361                 } catch(e) {
362                     print("error occured");
363                     print(JSON.stringify(e));
364                 }
365             });
366         }
367         
368         
369         var weibo_added = false;
370         
371         var is_weibo = false;
372         
373         
374         var load_finished = function (webkit, web_frame, wb)
375         {
376             
377            
378             
379             if (!is_weibo) {
380                 do_print(web_frame);
381                 return;
382             }
383              
384              
385              print("load finished");
386              if (weibo_added) {
387                  
388                  if (after_login === true) {
389                      print("do print");
390                      do_print();
391                      return;
392                      
393                  }
394                  if (after_login === false) {
395                      return; // not here?
396                  }
397                  print("adding timeout?");
398                  //return;
399                 GLib.timeout_add(GLib.PRIORITY_LOW, 2000, function() {
400                     print("Redirecting after login?" + after_login);
401                     
402                     _t.browse(after_login);
403                     after_login  = true;
404                 });
405                 return;
406              }
407             
408             weibo_added = true;
409             TabbedBrowser.browser.current_tab().get_web_view().execute_script(
410                 File.read( __script_path__ + "/weibo.js") 
411             );
412             print("run_weibo(" + JSON.stringify( BrowserSettings.username ) + ", " + JSON.stringify(BrowserSettings.passwd) + ");");
413     
414             TabbedBrowser.browser.current_tab().get_web_view().execute_script(
415                     "run_weibo(" + JSON.stringify( BrowserSettings.username ) + ", " + JSON.stringify(BrowserSettings.passwd) + ");"
416             );
417             return;
418     
419             //    return;
420             print(after_login);
421             if (after_login !== false) {
422                 
423 //                return;
424                 // wait a bit then load the real page..
425                 GLib.timeout_add(GLib.PRIORITY_LOW, 500, function() {
426                     print("Redirecting after login?");
427                     _t.browse(after_login);
428                 });
429                 
430                 return;
431             }
432          
433             if (load_finished_called) {
434                 return ;
435             
436             }
437             load_finished_called = true;
438             
439           
440             
441 //            if(document.location.host=='weibo.com') {
442 //                // clear login dialog from weibo.
443 //                //check and hidden the login dialog and overlay .....
444 //                var els = document.querySelectorAll('div[node-type]');
445 //                var bbc = [];
446 //                for (i = 0; i < els.length; i++) {
447 //                    if (els[i].hasAttribute('node-type')) {
448 //                        if(els[i].getAttribute('node-type') == 'outer'){
449 //                            bbc.push(els[i]);
450 //                        }
451 //                    }
452 //                }
453 //                for (i = 0; i < bbc.length; i++) {// hide all the outer.....
454 //                    bbc[i].style.display = 'none';
455 //                }
456 //                
457 //                //try to login 
458 //                if(document.location.pathname == '/login.php'){
459 //                    
460 //                    // fills in the user name and password 
461 //                    var els = document.querySelectorAll('input[node-type]');
462 //                    
463 //                    for (i = 0; i < els.length; i++) {
464 //                        if (els[i].hasAttribute('node-type')) {
465 //                            if(els[i].getAttribute('node-type') == 'username'){
466 //                                els[i].value = BrowserSettings.username;
467 //                            }
468 //                            if(els[i].getAttribute('node-type') == 'password'){
469 //                                els[i].value = BrowserSettings.passwd;
470 //                            }
471 //                        }
472 //                    }
473 //                    
474 //                    
475 //                    // simulating click event to login ....
476 //                    var elss = document.querySelectorAll('a[node-type]');
477 //                    
478 //                    for (i = 0; i < elss.length; i++) {
479 //                        if (elss[i].hasAttribute('node-type')) {
480 //                            if(elss[i].getAttribute('node-type') == 'submitBtn'){
481 //                                elss[i].click();
482 //                            }
483 //                        }
484 //                    }
485 //                    
486 //                    
487 //                }
488 //                
489 //            }
490             
491             
492             // clear login dialog from weibo.
493 //            TabbedBrowser.browser.current_tab().get_web_view().execute_script(
494 //                " if (document.location.host=='weibo.com') { " +
495 //                " try {  " + 
496 //                " var a = document.getElementsByClassName('W_layer')[0]; " + 
497 //                " a.parentNode.removeChild(a.previousSibling); " + 
498 //                " a.parentNode.removeChild(a); " + 
499 //                " } catch(e) { }  } " );
500             
501             
502             return;
503             GLib.timeout_add(GLib.PRIORITY_LOW, BrowserSettings.delay, function() {
504                  
505                 var mf = _t.get_main_frame();
506                 
507                 var ar = Gtk.PaperSize.get_paper_sizes();
508                 var psetup = new Gtk.PageSetup();
509                 for(var i = 0; i < ar.length; i++) {
510                     if (ar[i].get_name() =='iso_a2') {
511                         psetup.set_paper_size(ar[i]);
512                     }
513                 }
514                 
515                 var p = new Gtk.PrintOperation({ export_filename : BrowserSettings.export_filename });
516                 p.set_default_page_setup(psetup);
517                 mf.print_full(p, Gtk.PrintOperationAction.EXPORT);
518                 print("made image - exiting");
519                 
520                 Seed.quit();
521                 return true;
522             });
523             
524             return;
525         };
526  
527  
528  
529         
530         var load_committed = function (web_view, web_frame)
531         {
532             print("load commited");
533             
534             update_url(web_view, web_frame);
535              
536             // call load finished after 20seconds??
537             // so even if it never complets we try and print the thing.
538             GLib.timeout_add(GLib.PRIORITY_LOW, 40000, function() {
539                 print("load commited - 3000 ms?");
540                 load_finished();
541             });
542             
543         };
544
545         var clicked_link = function (web_view, web_frame, request,
546                                      action, decision, window)
547         {
548             if(action.get_reason() == WebKit.WebNavigationReason.LINK_CLICKED &&
549                action.get_button() == 2)
550             {
551                 browser.new_tab(request.get_uri(), null);
552                 return true;
553             }
554
555             return false;
556         };
557
558         // Public
559         
560         
561         this.browse = function (url)
562         {
563             if(url.search("://") < 0)
564                 url = "http://" + url;
565             
566             current_url = url;
567             
568             print("BROWSE: " + url);
569             if (url.match(/\/weibo\.com\//) && after_login === false) {
570                 is_weibo = true;
571                 after_login = url;
572                 url = "http://weibo.com/login.php";
573             }
574             else  if (url.match(/\/weibo\.com\//) && after_login !== false) {
575                 after_login = false;
576             }
577             print("BROWSE -really: " + url);
578             this.open(url);
579         };
580
581         this.set_tab = function (new_tab)
582         {
583             tab = new_tab;
584         };
585
586         this.get_tab = function ()
587         {
588             return tab;
589         };
590
591     
592         // Implementation
593         //this.set_scroll_adjustments(null, null);
594         
595         //this.signal.title_changed.connect(update_title);
596         //this.signal.load_committed.connect(load_committed);
597         this.signal.load_finished.connect(load_finished);
598        
599         
600         // For some reason, this segfaults seed in the instance init closure handler
601         // Once that's fixed, uncommenting the next line will give middle-click-open-in-new tab
602         //this.signal.navigation_policy_decision_requested.connect(clicked_link);
603
604         //this.signal.hovering_over_link.connect(hover_link);
605
606         this.signal.create_web_view.connect(create_new_tab);
607         
608         
609          
610 //        print("ADDing console message sig handler");
611         
612         
613          
614         
615         this.toFilename = function(url)
616         {
617             url = url.replace(/^http[s]*:\/\//, '');
618             var p = url.split('/');
619             p.unshift(storedir+'/output');
620             for (var i =1 ;i < p.length; i++) {
621                 p[i] = encodeURIComponent(p[i]);
622             
623             }
624             p[p.length-1] = decodeURIComponent(p[p.length-1]);
625             ret = p.join('/');
626             var dir = File.dirname(ret);
627             File.mkdirall(dir);
628             return ret;
629             
630         }
631         this.checkdomain = function(comp)
632         {
633             var b = parseUri(this.uri);
634             var d = parseUri(comp);
635             return (d.host == b.host && d.protocol == b.protocol);
636             
637             
638         }
639         
640         this.dupeCheck = function(url)
641         {
642             
643            // order - return highest up the queue first..
644             if (File.exists(downloaddir +'/' + encodeURIComponent(url))) {
645                 return downloaddir +'/' + encodeURIComponent(url);
646             }
647              if (File.exists(parsedir +'/' + encodeURIComponent(url))) {
648                 return parsedir +'/' + encodeURIComponent(url);
649             }
650             if (File.exists(donedir +'/' + encodeURIComponent(url))) {
651                 return donedir +'/' + encodeURIComponent(url);
652             }
653             return  false;
654             
655             
656         }
657         this.moveToParse = function(url)
658         {
659             var old = this.dupeCheck(url);
660             var target =parsedir +'/' + encodeURIComponent(url);
661             if (old == target) {
662                 return;
663             }
664             File.write(target, old ? File.read(old) : '');
665             if (old) {
666                 File.remove(old);
667             }
668             
669         }
670         
671         this.moveToDownload= function(url)
672         {
673             var old = this.dupeCheck(url);
674             var target =downloaddir +'/' + encodeURIComponent(url);
675             if (old == target) {
676                 return;
677             }
678             File.write(target, old ? File.read(old) : '');
679             if (old) {
680                 File.remove(old);
681             }
682             
683         }
684         this.moveToDone= function(url)
685         {
686             var old = this.dupeCheck(url);
687             var target = donedir +'/' + encodeURIComponent(url);
688             if (old == target) {
689                 return;
690             }
691             File.write(target, old ? File.read(old) : '');
692             if (old) {
693                 File.remove(old);
694             }
695             
696         }
697         
698     }
699 });
700
701 function parseUri (str) {
702         var     o   = parseUri.options,
703                 m   = o.parser[o.strictMode ? "strict" : "loose"].exec(str),
704                 uri = {},
705                 i   = 14;
706
707         while (i--) uri[o.key[i]] = m[i] || "";
708
709         uri[o.q.name] = {};
710         uri[o.key[12]].replace(o.q.parser, function ($0, $1, $2) {
711                 if ($1) uri[o.q.name][$1] = $2;
712         });
713
714         return uri;
715 };
716
717 parseUri.options = {
718         strictMode: false,
719         key: ["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"],
720         q:   {
721                 name:   "queryKey",
722                 parser: /(?:^|&)([^&=]*)=?([^&]*)/g
723         },
724         parser: {
725                 strict: /^(?:([^:\/?#]+):)?(?:\/\/((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?))?((((?:[^?#\/]*\/)*)([^?#]*))(?:\?([^#]*))?(?:#(.*))?)/,
726                 loose:  /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/
727         }
728 };