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