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 queue_print = 0;
271         
272         var do_print = function(web_frame) {
273             
274             var _this = this;
275             
276             var realprint = function() {
277                 
278                 if (_this.queue_print > 0) {
279                     print("ignore print - queue is " + _this.queue_print);
280                      _this.queue_print--;
281                     return;
282                 }
283                 
284                 try {
285                     
286                     if (current_url.match(/theindependent\.sg\//) ) {
287                         TabbedBrowser.browser.current_tab().get_web_view().execute_script(
288                             File.read( __script_path__ + "/domains/theindependent.sg.js")
289                         );
290                                       
291                     }
292                     print("FETCHING");
293                     //print(web_frame);
294                     if (web_frame &&  BrowserSettings.export_filename_html  ) {
295                         var html = traversedom(web_frame.get_dom_document(), BrowserSettings.export_filename_html);
296                         //File.write(BrowserSettings.export_filename_html, html);
297                         
298                     } 
299                      
300                     if (!BrowserSettings.export_filename) {
301                         if (!BrowserSettings.export_filename_html) {
302                              print("no export filename / and html filename");
303                             return;
304                         }
305                         
306                         Seed.quit();
307                     }
308                     var mf = _t.get_main_frame();
309                      
310                     print("Creating paper");
311                     var ar = Gtk.PaperSize.get_paper_sizes();
312                     var psetup = new Gtk.PageSetup();
313                     for(var i = 0; i < ar.length; i++) {
314                         if (ar[i].get_name() =='iso_a2') {
315                             psetup.set_paper_size(ar[i]);
316                         }
317                     }
318                     print("doing print operation");
319                     var p = new Gtk.PrintOperation({ export_filename : BrowserSettings.export_filename });
320                     print("doing print operation - set page"); 
321
322                     p.set_default_page_setup(psetup);
323                     
324                     print("doing print operation - print_full"); 
325                     mf.print_full(p, Gtk.PrintOperationAction.EXPORT);
326                     print("made image - exiting");
327                     
328                     Seed.quit();
329                     return true;
330                 } catch(e) {
331                     print("error occured");
332                     print(JSON.stringify(e));
333                 }
334             };
335          
336             
337             
338             if (done_print) {
339                 _this.queue_print++;
340                 print("do_print called -- while already doing this... - restarting queue...");
341                 GLib.timeout_add(GLib.PRIORITY_DEFAULT, BrowserSettings.delay *1, realprint);
342                 
343                 return;
344             }
345             done_print = true;
346             print("do_print called");
347             
348         
349             TabbedBrowser.browser.current_tab().get_web_view().execute_script(
350                     File.read( __script_path__ + "/domains/remove_print_css.js")
351             );
352             
353             var url_p = current_url.split('/');
354             var dom = url_p[2];
355             var dom_p = url_p[2].split('.');
356             var chk = dom_p.pop();
357             chk = dom_p.pop() + '.' + chk;
358             
359             
360             
361             print("CHECK: " + chk +"\n");
362             if (File.exists( __script_path__ + "/domains/" + chk + '.js')) {
363                 print("INCLUDING: " + __script_path__ + "/domains/"+ chk + ".js\n");
364                 TabbedBrowser.browser.current_tab().get_web_view().execute_script(
365                     File.read( __script_path__ + "/domains/"+ chk + ".js")
366                 );
367             }
368              
369             
370             // motorme - requires a scroll to make content appear..
371             if (current_url.match(/\.motorme\.my\//) ) {
372                 TabbedBrowser.browser.current_tab().get_web_view().execute_script("window.scrollTo(0,500);"); 
373                               
374             }
375             
376            
377             print("Delay:" + BrowserSettings.delay);
378          
379          
380          
381             GLib.timeout_add(GLib.PRIORITY_DEFAULT, BrowserSettings.delay *1, realprint);
382         }
383         
384         
385         var weibo_added = false;
386         
387         var is_weibo = false;
388         
389         
390         var load_finished = function (webkit, web_frame, wb)
391         {
392             
393            
394             
395             if (!is_weibo) {
396                 do_print(web_frame);
397                 return;
398             }
399              
400              
401              print("load finished");
402              if (weibo_added) {
403                  
404                  if (after_login === true) {
405                      print("do print");
406                      do_print();
407                      return;
408                      
409                  }
410                  if (after_login === false) {
411                      return; // not here?
412                  }
413                  print("adding timeout?");
414                  //return;
415                 GLib.timeout_add(GLib.PRIORITY_LOW, 2000, function() {
416                     print("Redirecting after login?" + after_login);
417                     
418                     _t.browse(after_login);
419                     after_login  = true;
420                 });
421                 return;
422              }
423             
424             weibo_added = true;
425             TabbedBrowser.browser.current_tab().get_web_view().execute_script(
426                 File.read( __script_path__ + "/weibo.js") 
427             );
428             print("run_weibo(" + JSON.stringify( BrowserSettings.username ) + ", " + JSON.stringify(BrowserSettings.passwd) + ");");
429     
430             TabbedBrowser.browser.current_tab().get_web_view().execute_script(
431                     "run_weibo(" + JSON.stringify( BrowserSettings.username ) + ", " + JSON.stringify(BrowserSettings.passwd) + ");"
432             );
433             return;
434     
435             //    return;
436             print(after_login);
437             if (after_login !== false) {
438                 
439 //                return;
440                 // wait a bit then load the real page..
441                 GLib.timeout_add(GLib.PRIORITY_LOW, 500, function() {
442                     print("Redirecting after login?");
443                     _t.browse(after_login);
444                 });
445                 
446                 return;
447             }
448          
449             if (load_finished_called) {
450                 return ;
451             
452             }
453             load_finished_called = true;
454             
455           
456             
457 //            if(document.location.host=='weibo.com') {
458 //                // clear login dialog from weibo.
459 //                //check and hidden the login dialog and overlay .....
460 //                var els = document.querySelectorAll('div[node-type]');
461 //                var bbc = [];
462 //                for (i = 0; i < els.length; i++) {
463 //                    if (els[i].hasAttribute('node-type')) {
464 //                        if(els[i].getAttribute('node-type') == 'outer'){
465 //                            bbc.push(els[i]);
466 //                        }
467 //                    }
468 //                }
469 //                for (i = 0; i < bbc.length; i++) {// hide all the outer.....
470 //                    bbc[i].style.display = 'none';
471 //                }
472 //                
473 //                //try to login 
474 //                if(document.location.pathname == '/login.php'){
475 //                    
476 //                    // fills in the user name and password 
477 //                    var els = document.querySelectorAll('input[node-type]');
478 //                    
479 //                    for (i = 0; i < els.length; i++) {
480 //                        if (els[i].hasAttribute('node-type')) {
481 //                            if(els[i].getAttribute('node-type') == 'username'){
482 //                                els[i].value = BrowserSettings.username;
483 //                            }
484 //                            if(els[i].getAttribute('node-type') == 'password'){
485 //                                els[i].value = BrowserSettings.passwd;
486 //                            }
487 //                        }
488 //                    }
489 //                    
490 //                    
491 //                    // simulating click event to login ....
492 //                    var elss = document.querySelectorAll('a[node-type]');
493 //                    
494 //                    for (i = 0; i < elss.length; i++) {
495 //                        if (elss[i].hasAttribute('node-type')) {
496 //                            if(elss[i].getAttribute('node-type') == 'submitBtn'){
497 //                                elss[i].click();
498 //                            }
499 //                        }
500 //                    }
501 //                    
502 //                    
503 //                }
504 //                
505 //            }
506             
507             
508             // clear login dialog from weibo.
509 //            TabbedBrowser.browser.current_tab().get_web_view().execute_script(
510 //                " if (document.location.host=='weibo.com') { " +
511 //                " try {  " + 
512 //                " var a = document.getElementsByClassName('W_layer')[0]; " + 
513 //                " a.parentNode.removeChild(a.previousSibling); " + 
514 //                " a.parentNode.removeChild(a); " + 
515 //                " } catch(e) { }  } " );
516             
517             
518             return;
519             GLib.timeout_add(GLib.PRIORITY_LOW, BrowserSettings.delay, function() {
520                  
521                 var mf = _t.get_main_frame();
522                 
523                 var ar = Gtk.PaperSize.get_paper_sizes();
524                 var psetup = new Gtk.PageSetup();
525                 for(var i = 0; i < ar.length; i++) {
526                     if (ar[i].get_name() =='iso_a2') {
527                         psetup.set_paper_size(ar[i]);
528                     }
529                 }
530                 
531                 var p = new Gtk.PrintOperation({ export_filename : BrowserSettings.export_filename });
532                 p.set_default_page_setup(psetup);
533                 mf.print_full(p, Gtk.PrintOperationAction.EXPORT);
534                 print("made image - exiting");
535                 
536                 Seed.quit();
537                 return true;
538             });
539             
540             return;
541         };
542  
543  
544  
545         
546         var load_committed = function (web_view, web_frame)
547         {
548             print("load commited");
549             
550             update_url(web_view, web_frame);
551              
552             // call load finished after 20seconds??
553             // so even if it never complets we try and print the thing.
554             GLib.timeout_add(GLib.PRIORITY_LOW, 40000, function() {
555                 print("load commited - 3000 ms?");
556                 load_finished();
557             });
558             
559         };
560
561         var clicked_link = function (web_view, web_frame, request,
562                                      action, decision, window)
563         {
564             if(action.get_reason() == WebKit.WebNavigationReason.LINK_CLICKED &&
565                action.get_button() == 2)
566             {
567                 browser.new_tab(request.get_uri(), null);
568                 return true;
569             }
570
571             return false;
572         };
573
574         // Public
575         
576         
577         this.browse = function (url)
578         {
579             if(url.search("://") < 0)
580                 url = "http://" + url;
581             
582             current_url = url;
583             
584             print("BROWSE: " + url);
585             if (url.match(/\/weibo\.com\//) && after_login === false) {
586                 is_weibo = true;
587                 after_login = url;
588                 url = "http://weibo.com/login.php";
589             }
590             else  if (url.match(/\/weibo\.com\//) && after_login !== false) {
591                 after_login = false;
592             }
593             print("BROWSE -really: " + url);
594             this.open(url);
595         };
596
597         this.set_tab = function (new_tab)
598         {
599             tab = new_tab;
600         };
601
602         this.get_tab = function ()
603         {
604             return tab;
605         };
606
607     
608         // Implementation
609         //this.set_scroll_adjustments(null, null);
610         
611         //this.signal.title_changed.connect(update_title);
612         //this.signal.load_committed.connect(load_committed);
613         this.signal.load_finished.connect(load_finished);
614        
615         
616         // For some reason, this segfaults seed in the instance init closure handler
617         // Once that's fixed, uncommenting the next line will give middle-click-open-in-new tab
618         //this.signal.navigation_policy_decision_requested.connect(clicked_link);
619
620         //this.signal.hovering_over_link.connect(hover_link);
621
622         this.signal.create_web_view.connect(create_new_tab);
623         
624         
625          
626 //        print("ADDing console message sig handler");
627         
628         
629          
630         
631         this.toFilename = function(url)
632         {
633             url = url.replace(/^http[s]*:\/\//, '');
634             var p = url.split('/');
635             p.unshift(storedir+'/output');
636             for (var i =1 ;i < p.length; i++) {
637                 p[i] = encodeURIComponent(p[i]);
638             
639             }
640             p[p.length-1] = decodeURIComponent(p[p.length-1]);
641             ret = p.join('/');
642             var dir = File.dirname(ret);
643             File.mkdirall(dir);
644             return ret;
645             
646         }
647         this.checkdomain = function(comp)
648         {
649             var b = parseUri(this.uri);
650             var d = parseUri(comp);
651             return (d.host == b.host && d.protocol == b.protocol);
652             
653             
654         }
655         
656         this.dupeCheck = function(url)
657         {
658             
659            // order - return highest up the queue first..
660             if (File.exists(downloaddir +'/' + encodeURIComponent(url))) {
661                 return downloaddir +'/' + encodeURIComponent(url);
662             }
663              if (File.exists(parsedir +'/' + encodeURIComponent(url))) {
664                 return parsedir +'/' + encodeURIComponent(url);
665             }
666             if (File.exists(donedir +'/' + encodeURIComponent(url))) {
667                 return donedir +'/' + encodeURIComponent(url);
668             }
669             return  false;
670             
671             
672         }
673         this.moveToParse = function(url)
674         {
675             var old = this.dupeCheck(url);
676             var target =parsedir +'/' + encodeURIComponent(url);
677             if (old == target) {
678                 return;
679             }
680             File.write(target, old ? File.read(old) : '');
681             if (old) {
682                 File.remove(old);
683             }
684             
685         }
686         
687         this.moveToDownload= function(url)
688         {
689             var old = this.dupeCheck(url);
690             var target =downloaddir +'/' + encodeURIComponent(url);
691             if (old == target) {
692                 return;
693             }
694             File.write(target, old ? File.read(old) : '');
695             if (old) {
696                 File.remove(old);
697             }
698             
699         }
700         this.moveToDone= function(url)
701         {
702             var old = this.dupeCheck(url);
703             var target = donedir +'/' + encodeURIComponent(url);
704             if (old == target) {
705                 return;
706             }
707             File.write(target, old ? File.read(old) : '');
708             if (old) {
709                 File.remove(old);
710             }
711             
712         }
713         
714     }
715 });
716
717 function parseUri (str) {
718         var     o   = parseUri.options,
719                 m   = o.parser[o.strictMode ? "strict" : "loose"].exec(str),
720                 uri = {},
721                 i   = 14;
722
723         while (i--) uri[o.key[i]] = m[i] || "";
724
725         uri[o.q.name] = {};
726         uri[o.key[12]].replace(o.q.parser, function ($0, $1, $2) {
727                 if ($1) uri[o.q.name][$1] = $2;
728         });
729
730         return uri;
731 };
732
733 parseUri.options = {
734         strictMode: false,
735         key: ["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"],
736         q:   {
737                 name:   "queryKey",
738                 parser: /(?:^|&)([^&=]*)=?([^&]*)/g
739         },
740         parser: {
741                 strict: /^(?:([^:\/?#]+):)?(?:\/\/((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?))?((((?:[^?#\/]*\/)*)([^?#]*))(?:\?([^#]*))?(?:#(.*))?)/,
742                 loose:  /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/
743         }
744 };