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