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             
289             
290             
291             print(JSON.stringify(url_p));
292             
293             if (current_url.match(/\.coconuts\.co\//) ) {
294                 TabbedBrowser.browser.current_tab().get_web_view().execute_script(
295                     File.read( __script_path__ + "/domains/coconuts.co.js")
296                 );
297                               
298             }
299             if (current_url.match(/\.itnewsafrica\.com\//) ) {
300                 TabbedBrowser.browser.current_tab().get_web_view().execute_script(
301                     File.read( __script_path__ + "/domains/itnewsafrica.com.js")
302                 );
303             }
304             if (current_url.match(/\.indiatimes\.com\//) ) {
305                 print("running indiatimes code");
306                 TabbedBrowser.browser.current_tab().get_web_view().execute_script(
307                     File.read( __script_path__ + "/domains/indiatimes.com.js")
308                 );
309             }
310             
311             if (current_url.match(/\.inquirer\.net\//) ) {
312                 print("add inquirer.net code");
313                 TabbedBrowser.browser.current_tab().get_web_view().execute_script(
314                     File.read( __script_path__ + "/domains/inquirer.net.js")
315                 );
316                               
317             }
318             if (current_url.match(/\.puntocellulare\.it\//) ) {
319                 TabbedBrowser.browser.current_tab().get_web_view().execute_script(
320                     File.read( __script_path__ + "/domains/puntocellulare.it.js")
321                 );
322                               
323             }
324             
325             // motorme - requires a scroll to make content appear..
326             if (current_url.match(/\.motorme\.my\//) ) {
327                 TabbedBrowser.browser.current_tab().get_web_view().execute_script("window.scrollTo(0,500);"); 
328                               
329             }
330             
331             if (current_url.match(/\.efytimes\.com\//) ||  current_url.match(/\/efytimes\.com\//) ) {
332                 TabbedBrowser.browser.current_tab().get_web_view().execute_script(
333                     File.read( __script_path__ + "/domains/efytimes.com.js")
334                 );
335             }
336             
337            
338             print("Delay:" + BrowserSettings.delay);
339          
340             GLib.timeout_add(GLib.PRIORITY_DEFAULT, BrowserSettings.delay *1, function() {
341                 
342                 try {
343                     
344                     if (current_url.match(/theindependent\.sg\//) ) {
345                         TabbedBrowser.browser.current_tab().get_web_view().execute_script(
346                             File.read( __script_path__ + "/domains/theindependent.sg.js")
347                         );
348                                       
349                     }
350                     print("FETCHING");
351                     //print(web_frame);
352                     if (web_frame &&  BrowserSettings.export_filename_html  ) {
353                         var html = traversedom(web_frame.get_dom_document(), BrowserSettings.export_filename_html);
354                         //File.write(BrowserSettings.export_filename_html, html);
355                         
356                     } 
357                      
358                     if (!BrowserSettings.export_filename) {
359                         if (!BrowserSettings.export_filename_html) {
360                              print("no export filename / and html filename");
361                             return;
362                         }
363                         
364                         Seed.quit();
365                     }
366                     var mf = _t.get_main_frame();
367                      
368                     print("Creating paper");
369                     var ar = Gtk.PaperSize.get_paper_sizes();
370                     var psetup = new Gtk.PageSetup();
371                     for(var i = 0; i < ar.length; i++) {
372                         if (ar[i].get_name() =='iso_a2') {
373                             psetup.set_paper_size(ar[i]);
374                         }
375                     }
376                     print("doing print operation");
377                     var p = new Gtk.PrintOperation({ export_filename : BrowserSettings.export_filename });
378                     print("doing print operation - set page"); 
379
380                     p.set_default_page_setup(psetup);
381                     
382                     print("doing print operation - print_full"); 
383                     mf.print_full(p, Gtk.PrintOperationAction.EXPORT);
384                     print("made image - exiting");
385                     
386                     Seed.quit();
387                     return true;
388                 } catch(e) {
389                     print("error occured");
390                     print(JSON.stringify(e));
391                 }
392             });
393         }
394         
395         
396         var weibo_added = false;
397         
398         var is_weibo = false;
399         
400         
401         var load_finished = function (webkit, web_frame, wb)
402         {
403             
404            
405             
406             if (!is_weibo) {
407                 do_print(web_frame);
408                 return;
409             }
410              
411              
412              print("load finished");
413              if (weibo_added) {
414                  
415                  if (after_login === true) {
416                      print("do print");
417                      do_print();
418                      return;
419                      
420                  }
421                  if (after_login === false) {
422                      return; // not here?
423                  }
424                  print("adding timeout?");
425                  //return;
426                 GLib.timeout_add(GLib.PRIORITY_LOW, 2000, function() {
427                     print("Redirecting after login?" + after_login);
428                     
429                     _t.browse(after_login);
430                     after_login  = true;
431                 });
432                 return;
433              }
434             
435             weibo_added = true;
436             TabbedBrowser.browser.current_tab().get_web_view().execute_script(
437                 File.read( __script_path__ + "/weibo.js") 
438             );
439             print("run_weibo(" + JSON.stringify( BrowserSettings.username ) + ", " + JSON.stringify(BrowserSettings.passwd) + ");");
440     
441             TabbedBrowser.browser.current_tab().get_web_view().execute_script(
442                     "run_weibo(" + JSON.stringify( BrowserSettings.username ) + ", " + JSON.stringify(BrowserSettings.passwd) + ");"
443             );
444             return;
445     
446             //    return;
447             print(after_login);
448             if (after_login !== false) {
449                 
450 //                return;
451                 // wait a bit then load the real page..
452                 GLib.timeout_add(GLib.PRIORITY_LOW, 500, function() {
453                     print("Redirecting after login?");
454                     _t.browse(after_login);
455                 });
456                 
457                 return;
458             }
459          
460             if (load_finished_called) {
461                 return ;
462             
463             }
464             load_finished_called = true;
465             
466           
467             
468 //            if(document.location.host=='weibo.com') {
469 //                // clear login dialog from weibo.
470 //                //check and hidden the login dialog and overlay .....
471 //                var els = document.querySelectorAll('div[node-type]');
472 //                var bbc = [];
473 //                for (i = 0; i < els.length; i++) {
474 //                    if (els[i].hasAttribute('node-type')) {
475 //                        if(els[i].getAttribute('node-type') == 'outer'){
476 //                            bbc.push(els[i]);
477 //                        }
478 //                    }
479 //                }
480 //                for (i = 0; i < bbc.length; i++) {// hide all the outer.....
481 //                    bbc[i].style.display = 'none';
482 //                }
483 //                
484 //                //try to login 
485 //                if(document.location.pathname == '/login.php'){
486 //                    
487 //                    // fills in the user name and password 
488 //                    var els = document.querySelectorAll('input[node-type]');
489 //                    
490 //                    for (i = 0; i < els.length; i++) {
491 //                        if (els[i].hasAttribute('node-type')) {
492 //                            if(els[i].getAttribute('node-type') == 'username'){
493 //                                els[i].value = BrowserSettings.username;
494 //                            }
495 //                            if(els[i].getAttribute('node-type') == 'password'){
496 //                                els[i].value = BrowserSettings.passwd;
497 //                            }
498 //                        }
499 //                    }
500 //                    
501 //                    
502 //                    // simulating click event to login ....
503 //                    var elss = document.querySelectorAll('a[node-type]');
504 //                    
505 //                    for (i = 0; i < elss.length; i++) {
506 //                        if (elss[i].hasAttribute('node-type')) {
507 //                            if(elss[i].getAttribute('node-type') == 'submitBtn'){
508 //                                elss[i].click();
509 //                            }
510 //                        }
511 //                    }
512 //                    
513 //                    
514 //                }
515 //                
516 //            }
517             
518             
519             // clear login dialog from weibo.
520 //            TabbedBrowser.browser.current_tab().get_web_view().execute_script(
521 //                " if (document.location.host=='weibo.com') { " +
522 //                " try {  " + 
523 //                " var a = document.getElementsByClassName('W_layer')[0]; " + 
524 //                " a.parentNode.removeChild(a.previousSibling); " + 
525 //                " a.parentNode.removeChild(a); " + 
526 //                " } catch(e) { }  } " );
527             
528             
529             return;
530             GLib.timeout_add(GLib.PRIORITY_LOW, BrowserSettings.delay, function() {
531                  
532                 var mf = _t.get_main_frame();
533                 
534                 var ar = Gtk.PaperSize.get_paper_sizes();
535                 var psetup = new Gtk.PageSetup();
536                 for(var i = 0; i < ar.length; i++) {
537                     if (ar[i].get_name() =='iso_a2') {
538                         psetup.set_paper_size(ar[i]);
539                     }
540                 }
541                 
542                 var p = new Gtk.PrintOperation({ export_filename : BrowserSettings.export_filename });
543                 p.set_default_page_setup(psetup);
544                 mf.print_full(p, Gtk.PrintOperationAction.EXPORT);
545                 print("made image - exiting");
546                 
547                 Seed.quit();
548                 return true;
549             });
550             
551             return;
552         };
553  
554  
555  
556         
557         var load_committed = function (web_view, web_frame)
558         {
559             print("load commited");
560             
561             update_url(web_view, web_frame);
562              
563             // call load finished after 20seconds??
564             // so even if it never complets we try and print the thing.
565             GLib.timeout_add(GLib.PRIORITY_LOW, 40000, function() {
566                 print("load commited - 3000 ms?");
567                 load_finished();
568             });
569             
570         };
571
572         var clicked_link = function (web_view, web_frame, request,
573                                      action, decision, window)
574         {
575             if(action.get_reason() == WebKit.WebNavigationReason.LINK_CLICKED &&
576                action.get_button() == 2)
577             {
578                 browser.new_tab(request.get_uri(), null);
579                 return true;
580             }
581
582             return false;
583         };
584
585         // Public
586         
587         
588         this.browse = function (url)
589         {
590             if(url.search("://") < 0)
591                 url = "http://" + url;
592             
593             current_url = url;
594             
595             print("BROWSE: " + url);
596             if (url.match(/\/weibo\.com\//) && after_login === false) {
597                 is_weibo = true;
598                 after_login = url;
599                 url = "http://weibo.com/login.php";
600             }
601             else  if (url.match(/\/weibo\.com\//) && after_login !== false) {
602                 after_login = false;
603             }
604             print("BROWSE -really: " + url);
605             this.open(url);
606         };
607
608         this.set_tab = function (new_tab)
609         {
610             tab = new_tab;
611         };
612
613         this.get_tab = function ()
614         {
615             return tab;
616         };
617
618     
619         // Implementation
620         //this.set_scroll_adjustments(null, null);
621         
622         //this.signal.title_changed.connect(update_title);
623         //this.signal.load_committed.connect(load_committed);
624         this.signal.load_finished.connect(load_finished);
625        
626         
627         // For some reason, this segfaults seed in the instance init closure handler
628         // Once that's fixed, uncommenting the next line will give middle-click-open-in-new tab
629         //this.signal.navigation_policy_decision_requested.connect(clicked_link);
630
631         //this.signal.hovering_over_link.connect(hover_link);
632
633         this.signal.create_web_view.connect(create_new_tab);
634         
635         
636          
637 //        print("ADDing console message sig handler");
638         
639         
640          
641         
642         this.toFilename = function(url)
643         {
644             url = url.replace(/^http[s]*:\/\//, '');
645             var p = url.split('/');
646             p.unshift(storedir+'/output');
647             for (var i =1 ;i < p.length; i++) {
648                 p[i] = encodeURIComponent(p[i]);
649             
650             }
651             p[p.length-1] = decodeURIComponent(p[p.length-1]);
652             ret = p.join('/');
653             var dir = File.dirname(ret);
654             File.mkdirall(dir);
655             return ret;
656             
657         }
658         this.checkdomain = function(comp)
659         {
660             var b = parseUri(this.uri);
661             var d = parseUri(comp);
662             return (d.host == b.host && d.protocol == b.protocol);
663             
664             
665         }
666         
667         this.dupeCheck = function(url)
668         {
669             
670            // order - return highest up the queue first..
671             if (File.exists(downloaddir +'/' + encodeURIComponent(url))) {
672                 return downloaddir +'/' + encodeURIComponent(url);
673             }
674              if (File.exists(parsedir +'/' + encodeURIComponent(url))) {
675                 return parsedir +'/' + encodeURIComponent(url);
676             }
677             if (File.exists(donedir +'/' + encodeURIComponent(url))) {
678                 return donedir +'/' + encodeURIComponent(url);
679             }
680             return  false;
681             
682             
683         }
684         this.moveToParse = function(url)
685         {
686             var old = this.dupeCheck(url);
687             var target =parsedir +'/' + 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         this.moveToDownload= function(url)
699         {
700             var old = this.dupeCheck(url);
701             var target =downloaddir +'/' + encodeURIComponent(url);
702             if (old == target) {
703                 return;
704             }
705             File.write(target, old ? File.read(old) : '');
706             if (old) {
707                 File.remove(old);
708             }
709             
710         }
711         this.moveToDone= function(url)
712         {
713             var old = this.dupeCheck(url);
714             var target = donedir +'/' + encodeURIComponent(url);
715             if (old == target) {
716                 return;
717             }
718             File.write(target, old ? File.read(old) : '');
719             if (old) {
720                 File.remove(old);
721             }
722             
723         }
724         
725     }
726 });
727
728 function parseUri (str) {
729         var     o   = parseUri.options,
730                 m   = o.parser[o.strictMode ? "strict" : "loose"].exec(str),
731                 uri = {},
732                 i   = 14;
733
734         while (i--) uri[o.key[i]] = m[i] || "";
735
736         uri[o.q.name] = {};
737         uri[o.key[12]].replace(o.q.parser, function ($0, $1, $2) {
738                 if ($1) uri[o.q.name][$1] = $2;
739         });
740
741         return uri;
742 };
743
744 parseUri.options = {
745         strictMode: false,
746         key: ["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"],
747         q:   {
748                 name:   "queryKey",
749                 parser: /(?:^|&)([^&=]*)=?([^&]*)/g
750         },
751         parser: {
752                 strict: /^(?:([^:\/?#]+):)?(?:\/\/((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?))?((((?:[^?#\/]*\/)*)([^?#]*))(?:\?([^#]*))?(?:#(.*))?)/,
753                 loose:  /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/
754         }
755 };