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Code Issues Projects Releases Wiki Activity

Gui: Strip `blank:` from links [#799]

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staging v4.6.12.2009
desb42 4 years ago committed by gnosygnu
parent 7550894dda
commit 567e03dc1d
3 changed files with 199 additions and 147 deletions
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49
150_gfui/src/gplx/gfui/kits/swts/Swt_html.java
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@ -185,11 +185,24 @@ public class Swt_html implements Gxw_html, Swt_control, FocusListener, Gfo_evt_m
, Browser_tid_mozilla = SWT.MOZILLA
, Browser_tid_webkit = SWT.WEBKIT
;
private static final String URL_ABOUT_PREFIX = "about:";
public static String StripAboutFromUrl(String url) {
return String_.Has_at_bgn(url, URL_ABOUT_PREFIX)
? String_.Mid(url, URL_ABOUT_PREFIX.length())
: url;
private static final String URL_PREFIX_ABOUT = "about:";
private static final String URL_PREFIX_BLANK = "blank";
public static String NormalizeSwtUrl(String url) {
String rv = url;
// 2020-09-19|ISSUE#:799|strip "about:" from url due to SWT 4.16
rv = String_.Has_at_bgn(rv, URL_PREFIX_ABOUT)
? String_.Mid(rv, URL_PREFIX_ABOUT.length())
: rv;
// 2015-06-09|webkit prefixes "about:blank" to anchors; causes TOC to fail when clicking on links; EX:about:blank#TOC1
// 2020-09-22|removed webkit check due to SWT 4.16; `html_box.Browser_tid() == Swt_html.Browser_tid_webkit`
// still strip "blank"; note that SWT 4.16 changes anchors from "file:///#anchor" to "en.w/wiki/page/#anchor"
rv = String_.Has_at_bgn(rv, URL_PREFIX_BLANK)
? String_.Mid(rv, URL_PREFIX_BLANK.length())
: rv;
return rv;
}
}
class Swt_core_cmds_html extends Swt_core__basic {
@ -238,8 +251,10 @@ class Swt_html_lnr_status implements StatusTextListener {
public void Host_set(Gfo_evt_itm host) {this.host = host;} Gfo_evt_itm host;
@Override public void changed(StatusTextEvent ev) {
if (html_box.Kit().Kit_mode__term()) return; // shutting down raises status changed events; ignore, else SWT exception thrown; DATE:2014-05-29
String ev_text = ev.text;
ev_text = Swt_html.StripAboutFromUrl(ev_text); // 2020-09-19|ISSUE#:799|strip "about:/" from url due to SWT 4.16
// 2020-09-22|ISSUE#:799|normalize URL due to SWT 4.16
String ev_text = Swt_html.NormalizeSwtUrl(ev.text);
String load_by_url_path = html_box.Load_by_url_path();
if (load_by_url_path != null) ev_text = String_.Replace(ev_text, load_by_url_path, ""); // remove "C:/xowa/tab_1.html"
// if (String_.Has(ev_text, "Loading [MathJax]")) return; // suppress MathJax messages; // NOTE: disabled for 2.1 (which no longer outputs messages to status); DATE:2013-05-03
@ -259,24 +274,16 @@ class Swt_html_lnr_location implements LocationListener {
public void Host_set(Gfo_evt_itm host) {this.host = host;} private Gfo_evt_itm host;
@Override public void changed(LocationEvent arg) {Pub_evt(arg, Gfui_html.Evt_location_changed);}
@Override public void changing(LocationEvent arg) {Pub_evt(arg, Gfui_html.Evt_location_changing);}
private void Pub_evt(LocationEvent arg, String evt) {
String location = arg.location;
private void Pub_evt(LocationEvent arg, String evt) {
// 2020-09-22|ISSUE#:799|normalize URL due to SWT 4.16
String location = Swt_html.NormalizeSwtUrl(arg.location);
// location_changing fires once when page is loaded; ignore
if (String_.Eq(location, "about:blank")) {
// location_changing fires once when page is loaded -> ignore
if (String_.Eq(location, String_.Empty)) {
return;
}
// webkit prefixes "about:blank" to anchors; causes TOC to fail when clicking on links; EX:about:blank#TOC1; DATE:2015-06-09
if (html_box.Browser_tid() == Swt_html.Browser_tid_webkit
&& String_.Has_at_bgn(location, "about:blank")) {
location = String_.Mid(location, 11); // 11 = "about:blank".length
}
// 2020-09-19|ISSUE#:799|strip "about:/" from url due to SWT 4.16
location = Swt_html.StripAboutFromUrl(location);
// navigating to file://page.html will fire location event; ignore if url mode
// navigating to file://page.html will fire location event; ignore if url mode (loading pages from file)
if (html_box.Html_doc_html_load_tid() == Gxw_html_load_tid_.Tid_url
&& String_.Has_at_bgn(location, "file:")
&& String_.Has_at_end(location, ".html")

148
400_xowa/src/gplx/xowa/guis/history/Xog_history_mgr.java
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@ -1,6 +1,6 @@
/*
XOWA: the XOWA Offline Wiki Application
Copyright (C) 2012-2017 gnosygnu@gmail.com
Copyright (C) 2012-2020 gnosygnu@gmail.com
XOWA is licensed under the terms of the General Public License (GPL) Version 3,
or alternatively under the terms of the Apache License Version 2.0.
@ -13,63 +13,89 @@ The terms of each license can be found in the source code repository:
GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
*/
package gplx.xowa.guis.history; import gplx.*; import gplx.xowa.*; import gplx.xowa.guis.*;
public class Xog_history_mgr {
private final Ordered_hash hash = Ordered_hash_.New_bry(); private final Xog_history_stack stack = new Xog_history_stack();
public int Count() {return hash.Count();}
public Xoae_page Cur_page(Xowe_wiki wiki) {return Get_or_fetch(wiki, stack.Cur_itm());}
public Xoae_page Go_bwd(Xowe_wiki wiki) {return Go_by_dir(wiki, Bool_.N);}
public Xoae_page Go_fwd(Xowe_wiki wiki) {return Go_by_dir(wiki, Bool_.Y);}
public Xoae_page Go_by_dir(Xowe_wiki wiki, boolean fwd) {
Xog_history_itm itm = fwd ? stack.Go_fwd() : stack.Go_bwd();
if (itm == Xog_history_itm.Null) return Xoae_page.Empty;
Xoae_page rv = Get_or_fetch(wiki, itm);
byte[] anch_key = itm.Anch();
rv.Url().Anch_bry_(anch_key); // must override anchor as it may be different for cached page
rv.Html_data().Bmk_pos_(itm.Bmk_pos());
return rv;
}
public void Add(Xoae_page page) {
Xog_history_itm new_itm = Xog_history_mgr.new_(page);
stack.Add(new_itm);
byte[] page_key = Build_page_key(page);
if (!hash.Has(page_key))
hash.Add(page_key, page);
}
public void Update_html_doc_pos(Xoae_page page, byte history_nav_type) {
Xog_history_itm itm = Get_recent(page, history_nav_type);
if (itm != null) itm.Bmk_pos_(page.Html_data().Bmk_pos());
}
private Xog_history_itm Get_recent(Xoae_page page, byte history_nav_type) {
int pos = -1;
int list_pos = stack.Cur_pos();
switch (history_nav_type) {
case Xog_history_stack.Nav_fwd: pos = list_pos - 1; break;
case Xog_history_stack.Nav_bwd: pos = list_pos + 1; break;
case Xog_history_stack.Nav_by_anchor: pos = list_pos; break;
}
if (pos < 0 || pos >= stack.Len()) return null;
Xog_history_itm recent = stack.Get_at(pos);
Xog_history_itm page_itm = Xog_history_mgr.new_(page);
return page_itm.Eq_wo_bmk_pos(recent) ? recent : null; // check that recent page actually matches current; DATE:2014-05-10
}
private Xoae_page Get_or_fetch(Xowe_wiki wiki, Xog_history_itm itm) {
byte[] page_key = Build_page_key(itm.Wiki(), itm.Page(), itm.Qarg());
Xoae_page rv = (Xoae_page)hash.Get_by(page_key);
if (rv != null) return rv;
Xoa_ttl ttl = Xoa_ttl.Parse(wiki, itm.Page());
return wiki.Data_mgr().Load_page_by_ttl(ttl);
}
private static byte[] Build_page_key(Xoae_page page) {return Build_page_key(page.Wiki().Domain_bry(), page.Ttl().Full_url(), page.Url().Qargs_mgr().To_bry());}
private static byte[] Build_page_key(byte[] wiki_key, byte[] page_key, byte[] args_key) {return Bry_.Add_w_dlm(Byte_ascii.Pipe, wiki_key, page_key, args_key);}
public static Xog_history_itm new_(Xoae_page pg) {
byte[] wiki = pg.Wiki().Domain_bry();
byte[] page = pg.Ttl().Full_url(); // get page_name only (no anchor; no query args)
byte[] anch = pg.Url().Anch_bry();
byte[] qarg = pg.Url().Qargs_mgr().To_bry();
boolean redirect_force = pg.Url().Qargs_mgr().Match(Xoa_url_.Qarg__redirect, Xoa_url_.Qarg__redirect__no);
String bmk_pos = pg.Html_data().Bmk_pos();
if (bmk_pos == null) bmk_pos = Xog_history_itm.Html_doc_pos_toc; // never allow null doc_pos; set to top
return new Xog_history_itm(wiki, page, anch, qarg, redirect_force, bmk_pos);
}
}
package gplx.xowa.guis.history;
import gplx.Bool_;
import gplx.Bry_;
import gplx.Byte_ascii;
import gplx.Ordered_hash;
import gplx.Ordered_hash_;
import gplx.xowa.Xoa_ttl;
import gplx.xowa.Xoa_url;
import gplx.xowa.Xoa_url_;
import gplx.xowa.Xoae_page;
import gplx.xowa.Xowe_wiki;
public class Xog_history_mgr {
private final Ordered_hash hash = Ordered_hash_.New_bry(); private final Xog_history_stack stack = new Xog_history_stack();
public int Count() {return hash.Count();}
public Xoae_page Cur_page(Xowe_wiki wiki) {return Get_or_fetch(wiki, stack.Cur_itm());}
public Xoae_page Go_bwd(Xowe_wiki wiki) {return Go_by_dir(wiki, Bool_.N);}
public Xoae_page Go_fwd(Xowe_wiki wiki) {return Go_by_dir(wiki, Bool_.Y);}
public Xoae_page Go_by_dir(Xowe_wiki wiki, boolean fwd) {
Xog_history_itm itm = fwd ? stack.Go_fwd() : stack.Go_bwd();
if (itm == Xog_history_itm.Null) return Xoae_page.Empty;
Xoae_page rv = Get_or_fetch(wiki, itm);
byte[] anch_key = itm.Anch();
rv.Url().Anch_bry_(anch_key); // must override anchor as it may be different for cached page
rv.Html_data().Bmk_pos_(itm.Bmk_pos());
return rv;
}
public void Add(Xoae_page page) {
this.Add(page, Xog_history_mgr.new_(page));
}
public void Add(Xoae_page page, Xoa_url url) {
this.Add(page, Xog_history_mgr.new_(url, page.Html_data().Bmk_pos()));
}
private void Add(Xoae_page page, Xog_history_itm new_itm) {
stack.Add(new_itm);
byte[] page_key = Build_page_key(page);
if (!hash.Has(page_key))
hash.Add(page_key, page);
}
public void Update_html_doc_pos(Xoae_page page, byte history_nav_type) {
Xog_history_itm itm = Get_recent(page, history_nav_type);
if (itm != null) itm.Bmk_pos_(page.Html_data().Bmk_pos());
}
private Xog_history_itm Get_recent(Xoae_page page, byte history_nav_type) {
int pos = -1;
int list_pos = stack.Cur_pos();
switch (history_nav_type) {
case Xog_history_stack.Nav_fwd: pos = list_pos - 1; break;
case Xog_history_stack.Nav_bwd: pos = list_pos + 1; break;
case Xog_history_stack.Nav_by_anchor: pos = list_pos; break;
}
if (pos < 0 || pos >= stack.Len()) return null;
Xog_history_itm recent = stack.Get_at(pos);
Xog_history_itm page_itm = Xog_history_mgr.new_(page);
return page_itm.Eq_wo_bmk_pos(recent) ? recent : null; // check that recent page actually matches current; DATE:2014-05-10
}
private Xoae_page Get_or_fetch(Xowe_wiki wiki, Xog_history_itm itm) {
byte[] page_key = Build_page_key(itm.Wiki(), itm.Page(), itm.Qarg());
Xoae_page rv = (Xoae_page)hash.Get_by(page_key);
if (rv != null) return rv;
Xoa_ttl ttl = Xoa_ttl.Parse(wiki, itm.Page());
return wiki.Data_mgr().Load_page_by_ttl(ttl);
}
private static byte[] Build_page_key(Xoae_page page) {return Build_page_key(page.Wiki().Domain_bry(), page.Ttl().Full_url(), page.Url().Qargs_mgr().To_bry());}
private static byte[] Build_page_key(byte[] wiki_key, byte[] page_key, byte[] args_key) {return Bry_.Add_w_dlm(Byte_ascii.Pipe, wiki_key, page_key, args_key);}
public static Xog_history_itm new_(Xoae_page pg) {
byte[] wiki = pg.Wiki().Domain_bry();
byte[] page = pg.Ttl().Full_url(); // get page_name only (no anchor; no query args)
byte[] anch = pg.Url().Anch_bry();
byte[] qarg = pg.Url().Qargs_mgr().To_bry();
boolean redirect_force = pg.Url().Qargs_mgr().Match(Xoa_url_.Qarg__redirect, Xoa_url_.Qarg__redirect__no);
String bmk_pos = pg.Html_data().Bmk_pos();
if (bmk_pos == null) bmk_pos = Xog_history_itm.Html_doc_pos_toc; // never allow null doc_pos; set to top
return new Xog_history_itm(wiki, page, anch, qarg, redirect_force, bmk_pos);
}
public static Xog_history_itm new_(Xoa_url url, String bmk_pos) {
byte[] wiki = url.Wiki_bry();
byte[] page = url.Page_bry();
byte[] anch = url.Anch_bry();
byte[] qarg = url.Qargs_mgr().To_bry();
boolean redirect_force = url.Qargs_mgr().Match(Xoa_url_.Qarg__redirect, Xoa_url_.Qarg__redirect__no);
if (bmk_pos == null) bmk_pos = Xog_history_itm.Html_doc_pos_toc; // never allow null doc_pos; set to top
return new Xog_history_itm(wiki, page, anch, qarg, redirect_force, bmk_pos);
}
}

149
400_xowa/src/gplx/xowa/guis/urls/Xog_url_wkr.java
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@ -1,6 +1,6 @@
/*
XOWA: the XOWA Offline Wiki Application
Copyright (C) 2012-2017 gnosygnu@gmail.com
Copyright (C) 2012-2020 gnosygnu@gmail.com
XOWA is licensed under the terms of the General Public License (GPL) Version 3,
or alternatively under the terms of the Apache License Version 2.0.
@ -13,67 +13,86 @@ The terms of each license can be found in the source code repository:
GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
*/
package gplx.xowa.guis.urls; import gplx.*; import gplx.xowa.*; import gplx.xowa.guis.*;
import gplx.core.net.*; import gplx.core.net.qargs.*; import gplx.core.envs.*;
import gplx.gfui.controls.standards.*;
import gplx.xowa.files.*; import gplx.xowa.files.repos.*; import gplx.xowa.files.origs.*;
import gplx.langs.htmls.encoders.*; import gplx.xowa.htmls.hrefs.*; import gplx.xowa.htmls.doms.*;
import gplx.xowa.guis.views.*;
public class Xog_url_wkr {
private final Xoa_url tmp_url = Xoa_url.blank();
private Xoae_app app; private Xog_win_itm win; private Xowe_wiki wiki; private Xoae_page page;
public Xoa_url Parse(Xog_win_itm win, String href_str) {
if (href_str == null) return tmp_url; // text is not link; return;
byte[] href_bry = Bry_.new_u8(href_str);
this.win = win; this.app = win.App();
this.page = win.Active_page();
this.wiki = win.Active_tab().Wiki();
app.Html__href_parser().Parse_as_url(tmp_url, href_bry, wiki, page.Ttl().Page_url());
return tmp_url;
}
public void Init(Xowe_wiki wiki) { // TEST:
this.wiki = wiki;
}
public Xoa_url Exec_url(Xoa_url url) {
switch (url.Tid()) {
case Xoa_url_.Tid_unknown: return Xoa_url.Null; // unknown; return null which will become a noop
case Xoa_url_.Tid_inet: return Exec_url_http(app); // http://site.org
case Xoa_url_.Tid_anch: return Exec_url_anchor(win); // #anchor
case Xoa_url_.Tid_xcmd: return Exec_url_xowa(app); // xowa:app.version or /xcmd/app.version
case Xoa_url_.Tid_file: return Exec_url_file(app, wiki, page, win, url.Raw()); // file:///xowa/A.png
case Xoa_url_.Tid_page: return Exec_url_page(wiki, url.Orig()); // /wiki/Page
default: throw Err_.new_unhandled(url.Tid());
}
}
private Xoa_url Exec_url_xowa(Xoae_app app) { // EX: xowa:app.version
// NOTE: must catch exception else it will bubble to SWT browser and raise secondary exception of xowa is not a registered protocol
try {app.Gfs_mgr().Run_str(String_.new_u8(tmp_url.Page_bry()));}
catch (Exception e) {app.Gui_mgr().Kit().Ask_ok("", "", Err_.Message_gplx_full(e));}
return Rslt_handled;
}
private Xoa_url Exec_url_http(Xoae_app app) { // EX: http://a.org
app.Prog_mgr().Exec_view_web(tmp_url.Raw());
return Rslt_handled;
}
private Xoa_url Exec_url_anchor(Xog_win_itm win) { // EX: #anchor
win.Active_html_itm().Scroll_page_by_id_gui(tmp_url.Anch_str()); // NOTE: was originally directly; changed to call on thread; DATE:2014-05-03
return Rslt_handled;
}
private Xoa_url Exec_url_file(Xoae_app app, Xowe_wiki cur_wiki, Xoae_page page, Xog_win_itm win, byte[] href_bry) { // EX: file:///xowa/A.png
Xog_url_wkr__file wkr = new Xog_url_wkr__file(app, cur_wiki, page);
wkr.Extract_data(win.Active_html_box().Html_js_eval_proc_as_str(Xog_js_procs.Doc__root_html_get), href_bry);
wkr.Download_and_run();
return Rslt_handled;
}
private Xoa_url Exec_url_page(Xowe_wiki wiki, byte[] href_bry) { // EX: "Page"; "/wiki/Page"; // rewritten; DATE:2014-01-19
return wiki.Utl__url_parser().Parse(href_bry);
}
public static Xoa_url Rslt_handled = null;
public static Xoa_url Exec_url(Xog_win_itm win, String href_str) {
Xog_url_wkr url_wkr = new Xog_url_wkr();
Xoa_url url = url_wkr.Parse(win, href_str);
return url_wkr.Exec_url(url);
}
public static void Get_href_url() {
}
}
package gplx.xowa.guis.urls;
import gplx.Bry_;
import gplx.Err_;
import gplx.String_;
import gplx.xowa.Xoa_ttl;
import gplx.xowa.Xoa_url;
import gplx.xowa.Xoa_url_;
import gplx.xowa.Xoae_app;
import gplx.xowa.Xoae_page;
import gplx.xowa.Xowe_wiki;
import gplx.xowa.guis.views.Xog_js_procs;
import gplx.xowa.guis.views.Xog_win_itm;
public class Xog_url_wkr {
private final Xoa_url tmp_url = Xoa_url.blank();
private Xoae_app app; private Xog_win_itm win; private Xowe_wiki wiki; private Xoae_page page;
public Xoa_url Parse(Xog_win_itm win, String href_str) {
if (href_str == null) return tmp_url; // text is not link; return;
byte[] href_bry = Bry_.new_u8(href_str);
this.win = win; this.app = win.App();
this.page = win.Active_page();
this.wiki = win.Active_tab().Wiki();
app.Html__href_parser().Parse_as_url(tmp_url, href_bry, wiki, page.Ttl().Page_url());
return tmp_url;
}
public void Init(Xowe_wiki wiki) { // TEST:
this.wiki = wiki;
}
public Xoa_url Exec_url(Xoa_url url) {
switch (url.Tid()) {
case Xoa_url_.Tid_unknown: return Xoa_url.Null; // unknown; return null which will become a noop
case Xoa_url_.Tid_inet: return Exec_url_http(app); // http://site.org
case Xoa_url_.Tid_anch: return Exec_url_anchor(win); // #anchor
case Xoa_url_.Tid_xcmd: return Exec_url_xowa(app); // xowa:app.version or /xcmd/app.version
case Xoa_url_.Tid_file: return Exec_url_file(app, wiki, page, win, url.Raw()); // file:///xowa/A.png
case Xoa_url_.Tid_page: return Exec_url_page(wiki, url.Orig()); // /wiki/Page
default: throw Err_.new_unhandled(url.Tid());
}
}
private Xoa_url Exec_url_xowa(Xoae_app app) { // EX: xowa:app.version
// NOTE: must catch exception else it will bubble to SWT browser and raise secondary exception of xowa is not a registered protocol
try {app.Gfs_mgr().Run_str(String_.new_u8(tmp_url.Page_bry()));}
catch (Exception e) {app.Gui_mgr().Kit().Ask_ok("", "", Err_.Message_gplx_full(e));}
return Rslt_handled;
}
private Xoa_url Exec_url_http(Xoae_app app) { // EX: http://a.org
app.Prog_mgr().Exec_view_web(tmp_url.Raw());
return Rslt_handled;
}
private Xoa_url Exec_url_anchor(Xog_win_itm win) { // EX: #anchor
// 2014-05-03|was originally called directly; changed to call on thread
win.Active_html_itm().Scroll_page_by_id_gui(tmp_url.Anch_str());
// 2020-09-22|ISSUE#:799|SWT 4.16 changes anchors from "file:///#anchor" to "en.w/wiki/page/#anchor"
if (app.Mode().Tid_is_gui()) {
// manually update url box
win.Gui_mgr().Browser_win().Url_box().Text_(tmp_url.To_str());
// manually register url; note that tmp_url needs to be passed b/c page.Url() doesn't have #anchor info
win.Tab_mgr().Active_tab().History_mgr().Add(page, tmp_url);
}
return Rslt_handled;
}
private Xoa_url Exec_url_file(Xoae_app app, Xowe_wiki cur_wiki, Xoae_page page, Xog_win_itm win, byte[] href_bry) { // EX: file:///xowa/A.png
Xog_url_wkr__file wkr = new Xog_url_wkr__file(app, cur_wiki, page);
wkr.Extract_data(win.Active_html_box().Html_js_eval_proc_as_str(Xog_js_procs.Doc__root_html_get), href_bry);
wkr.Download_and_run();
return Rslt_handled;
}
private Xoa_url Exec_url_page(Xowe_wiki wiki, byte[] href_bry) { // EX: "Page"; "/wiki/Page"; // rewritten; DATE:2014-01-19
return wiki.Utl__url_parser().Parse(href_bry);
}
public static Xoa_url Rslt_handled = null;
public static Xoa_url Exec_url(Xog_win_itm win, String href_str) {
Xog_url_wkr url_wkr = new Xog_url_wkr();
Xoa_url url = url_wkr.Parse(win, href_str);
return url_wkr.Exec_url(url);
}
public static void Get_href_url() {
}
}

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