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