Added wiki and youtube guide link as placeholders. Add to recently opened in home screen after publishing. Show PUB badge. Add .published as a file save name hint.

resources/web/homepage/css/home.css

@@ -572,6 +572,35 @@ body
     word-break: break-all;	
 }
 
+.FileNamePack
+{
+	display: flex;
+	align-items: center;
+	min-width: 0;
+	overflow: hidden;
+}
+
+.FileNamePack .FileName
+{
+	flex: 1 1 auto;
+	min-width: 0;
+}
+
+.FilePublishedBadge
+{
+	flex: 0 0 auto;
+	margin-right: 4px;
+	padding: 0 4px;
+	height: 16px;
+	line-height: 16px;
+	font-size: 10px;
+	font-weight: 600;
+	color: #FFFFFF;
+	background-color: #00AE42;
+	border-radius: 2px;
+	white-space: nowrap;
+}
+
 .FileDate
 {
 	color: #A8A8A8;

resources/web/homepage/js/home.js

@@ -219,15 +219,18 @@ function ShowRecentFileList( pList )
 		let sImg=OneFile["image"] || sImages[sPath];
 		let sTime=OneFile['time'];
 		let sName=OneFile['project_name'];
+		let sPublished=OneFile['published'] == '1';
 		sImages[sPath] = sImg;
 		
 		//let index=sPath.lastIndexOf('\\')>0?sPath.lastIndexOf('\\'):sPath.lastIndexOf('\/');
 		//let sShortName=sPath.substring(index+1,sPath.length);
 		
+		let sBadge=sPublished? '<span class="FilePublishedBadge">PUB</span>':'';
+
 		let TmpHtml='<div class="FileItem"  fpath="'+sPath+'"  >'+
 				'<a class="FileTip" title="'+sPath+'"></a>'+
 				'<div class="FileImg" ><img src="'+sImg+'" onerror="this.onerror=null;this.src=\'img/d.png\';"  alt="No Image"  /></div>'+
-				'<div class="FileName TextS1">'+sName+'</div>'+
+				'<div class="FileNamePack">'+sBadge+'<div class="FileName TextS1">'+sName+'</div></div>'+
 				'<div class="FileDate">'+sTime+'</div>'+
 			    '</div>';
 		

src/libslic3r/Format/bbs_3mf.cpp

@@ -9205,6 +9205,56 @@ std::string bbs_3mf_get_thumbnail(const char *path)
     return data;
 }
 
+bool bbs_3mf_is_published(const std::string &path)
+{
+    mz_zip_archive archive;
+    mz_zip_zero_struct(&archive);
+
+    struct close_lock
+    {
+        mz_zip_archive *archive;
+        void            close()
+        {
+            if (archive) {
+                close_zip_reader(archive);
+                archive = nullptr;
+            }
+        }
+        ~close_lock() { close(); }
+    } lock{&archive};
+
+    if (!open_zip_reader(&archive, path))
+        return false;
+
+    // Read just the model XML and locate the published metadata node; no geometry parsing.
+    int index = mz_zip_reader_locate_file(&archive, MODEL_FILE.c_str(), nullptr, 0);
+    if (index < 0)
+        return false;
+    mz_zip_archive_file_stat stat;
+    if (!mz_zip_reader_file_stat(&archive, index, &stat))
+        return false;
+    std::string xml(stat.m_uncomp_size, '\0');
+    if (!mz_zip_reader_extract_to_mem(&archive, index, xml.data(), xml.size(), 0))
+        return false;
+
+    const std::string needle = std::string("<metadata name=\"") + ORCA_PUBLISHED_TAG + "\">";
+    size_t pos = xml.find(needle);
+    if (pos == std::string::npos)
+        return false;
+    pos += needle.size();
+    size_t end = xml.find("</metadata>", pos);
+    if (end == std::string::npos)
+        return false;
+
+    size_t value_begin = pos, value_end = end;
+    while (value_begin < value_end && (xml[value_begin] == ' ' || xml[value_begin] == '\t' || xml[value_begin] == '\n' || xml[value_begin] == '\r'))
+        ++value_begin;
+    while (value_end > value_begin && (xml[value_end - 1] == ' ' || xml[value_end - 1] == '\t' || xml[value_end - 1] == '\n' || xml[value_end - 1] == '\r'))
+        --value_end;
+
+    return is_published_3mf_flag(xml.substr(value_begin, value_end - value_begin));
+}
+
 bool load_gcode_3mf_from_stream(std::istream &data, DynamicPrintConfig *config, Model *model, PlateDataPtrs *plate_data_list, Semver *file_version)
 {
     CNumericLocalesSetter locales_setter;

src/libslic3r/Format/bbs_3mf.hpp

@@ -293,6 +293,9 @@ extern bool load_bbs_3mf(const char* path, DynamicPrintConfig* config, ConfigSub
 
 extern std::string bbs_3mf_get_thumbnail(const char * path);
 
+// Lightweight check: does this 3mf carry the "published" (orca_published == "1") marker? Only reads the 3D/3dmodel.model metadata node
+extern bool bbs_3mf_is_published(const std::string &path);
+
 extern bool load_gcode_3mf_from_stream(std::istream & data, DynamicPrintConfig* config, Model* model, PlateDataPtrs* plate_data_list,
        Semver* file_version);
 

src/slic3r/GUI/MainFrame.cpp

@@ -4237,15 +4237,23 @@ std::wstring MainFrame::FileHistory::GetThumbnailUrl(int index) const
     return wss.str();
 }
 
+bool MainFrame::FileHistory::GetPublished(int index) const
+{
+    return index >= 0 && index < static_cast<int>(m_published_files.size()) && m_published_files[index];
+}
+
 void MainFrame::FileHistory::AddFileToHistory(const wxString &file)
 {
     if (this->m_fileMaxFiles == 0)
         return;
     wxFileHistory::AddFileToHistory(file);
-    if (m_load_called)
+    if (m_load_called) {
         m_thumbnails.push_front(bbs_3mf_get_thumbnail(into_u8(file).c_str()));
-    else
+        m_published_files.push_front(bbs_3mf_is_published(into_u8(file)));
+    } else {
         m_thumbnails.push_front("");
+        m_published_files.push_front(false);
+    }
 }
 
 void MainFrame::FileHistory::RemoveFileFromHistory(size_t i)
@@ -4254,6 +4262,7 @@ void MainFrame::FileHistory::RemoveFileFromHistory(size_t i)
         return;
     wxFileHistory::RemoveFileFromHistory(i);
     m_thumbnails.erase(m_thumbnails.begin() + i);
+    m_published_files.erase(m_published_files.begin() + i);
 }
 
 size_t MainFrame::FileHistory::FindFileInHistory(const wxString & file)
@@ -4269,6 +4278,7 @@ void MainFrame::FileHistory::LoadThumbnails()
             if (!thumbnail.empty()) {
                 m_thumbnails[i] = thumbnail;
             }
+            m_published_files[i] = bbs_3mf_is_published(into_u8(GetHistoryFile(i)));
         }
     });
     m_load_called = true;
@@ -4289,6 +4299,7 @@ void MainFrame::get_recent_projects(boost::property_tree::wptree &tree, int imag
         std::wstring proj = m_recent_projects.GetHistoryFile(i).ToStdWstring();
         item.put(L"project_name", proj.substr(proj.find_last_of(L"/\\") + 1));
         item.put(L"path", proj);
+        item.put(L"published", m_recent_projects.GetPublished(i) ? L"1" : L"0");
         boost::system::error_code ec;
         std::time_t t = boost::filesystem::last_write_time(proj, ec);
         if (!ec) {

src/slic3r/GUI/MainFrame.hpp

@@ -179,6 +179,7 @@ class MainFrame : public DPIFrame
     {
         FileHistory(int max) : wxFileHistory(max) {}
         std::wstring GetThumbnailUrl(int index) const;
+        bool        GetPublished(int index) const;
 
         virtual void AddFileToHistory(const wxString &file);
         virtual void RemoveFileFromHistory(size_t i);
@@ -189,6 +190,7 @@ class MainFrame : public DPIFrame
         void SetMaxFiles(int max);
     private:
         std::deque<std::string> m_thumbnails;
+        std::deque<bool>        m_published_files; // parallel to m_thumbnails: is it a published 3mf?
         bool m_load_called = false;
     };
 

src/slic3r/GUI/Plater.cpp

@@ -5596,11 +5596,11 @@ void Sidebar::add_custom_filament(wxColour new_col, const std::string& preset_na
     // Count off filament_is_mixed, not filament_presets or the combos: the extruder-count spinner
     // reaches this before the sidebar has rebuilt, and update_multi_material_filament_presets()
     // can have grown filament_presets alone.
-    auto       *bundle         = wxGetApp().preset_bundle;
+    auto* bundle          = wxGetApp().preset_bundle;
-    size_t      insert_pos     = bundle->num_physical_filaments();
+    size_t insert_pos     = bundle->num_physical_filaments();
-    size_t      total          = insert_pos + bundle->num_mixed_filaments();
+    size_t total          = insert_pos + bundle->num_mixed_filaments();
-    int         filament_count = (int)(total + 1);
+    int filament_count    = (int) (total + 1);
-    std::string new_color      = new_col.GetAsString(wxC2S_HTML_SYNTAX).ToStdString();
+    std::string new_color = new_col.GetAsString(wxC2S_HTML_SYNTAX).ToStdString();
     bundle->set_num_filaments(filament_count, new_color);
 
     // Maintain physical-first ordering: rotate the new slot from end to insert_pos.
@@ -7018,7 +7018,7 @@ struct Plater::priv
     void handle_textured_mesh_import(Slic3r::Model& model, const std::vector<size_t>& obj_idxs, std::function<bool()> cancel_callback = {});
 
     fs::path get_export_file_path(GUI::FileType file_type);
-    wxString get_export_file(GUI::FileType file_type, const wxString& title = {});
+    wxString get_export_file(GUI::FileType file_type, const wxString& title = {}, bool published = false);
 
     // BBS
     void load_auxiliary_files();
@@ -9069,7 +9069,9 @@ std::vector<size_t> Plater::priv::load_files(const std::vector<fs::path>& input_
                                 for (const std::string& key : published_config.skipped_keys)
                                     message += "\n-" + key;
                                 // Informational: the load succeeded, these keys were skipped.
-                                notify_manager->bbl_show_3mf_warn_notification(message, NotificationManager::NotificationLevel::WarningNotificationLevel);
+                                notify_manager
+                                    ->bbl_show_3mf_warn_notification(message,
+                                                                     NotificationManager::NotificationLevel::WarningNotificationLevel);
                             }
 
                             // BBS: notify the user about slot materials that were replaced while
@@ -9080,7 +9082,9 @@ std::vector<size_t> Plater::priv::load_files(const std::vector<fs::path>& input_
                                 for (const std::string& replacement : published_config.material_replacements)
                                     message += "\n-" + replacement;
                                 // Informational: the load succeeded, the slots were adapted.
-                                notify_manager->bbl_show_3mf_warn_notification(message, NotificationManager::NotificationLevel::WarningNotificationLevel);
+                                notify_manager
+                                    ->bbl_show_3mf_warn_notification(message,
+                                                                     NotificationManager::NotificationLevel::WarningNotificationLevel);
                             }
 
                             ConfigOption* bed_type_opt = preset_bundle->project_config.option("curr_bed_type");
@@ -10026,7 +10030,7 @@ fs::path Plater::priv::get_export_file_path(GUI::FileType file_type)
     return output_file;
 }
 
-wxString Plater::priv::get_export_file(GUI::FileType file_type, const wxString& title)
+wxString Plater::priv::get_export_file(GUI::FileType file_type, const wxString& title, bool published)
 {
     wxString wildcard;
     switch (file_type) {
@@ -10060,7 +10064,10 @@ wxString Plater::priv::get_export_file(GUI::FileType file_type, const wxString&
         break;
     }
     case FT_3MF: {
-        output_file.replace_extension("3mf");
+        // A published export is suggested as "<name>.published.3mf" so the role is visible in the
+        // dialog and in the recent-files list. This is only a pre-filled suggestion; the user's
+        // typed filename wins, keeping a plain ".3mf" output fully valid.
+        output_file.replace_extension(published ? "published.3mf" : "3mf");
         dlg_title = title.empty() ? _L("Save file as") : title;
         break;
     }
@@ -18262,7 +18269,7 @@ void Plater::export_core_3mf()
 int Plater::export_published_3mf(const std::vector<std::string>& published_keys,
                                  const std::vector<Slic3r::PublishedMaterialEntry>& material_keys)
 {
-    wxString path = p->get_export_file(FT_3MF, _L("Publish 3MF file as:"));
+    wxString path = p->get_export_file(FT_3MF, _L("Publish 3MF file as:"), true);
     if (path.empty() || path == "<cancel>")
         return wxID_CANCEL;
 
@@ -18397,6 +18404,10 @@ int Plater::export_published_3mf(const std::vector<std::string>& published_keys,
         return wxID_CANCEL;
     }
     restore_now();
+
+    // Register the exported file in the "Recently opened" list
+    wxGetApp().mainframe->add_to_recent_projects(path);
+
     return wxID_YES;
 }
 
@@ -21869,9 +21880,9 @@ void Plater::show_object_info()
     int non_manifold_edges = 0;
     auto mesh_errors       = p->sidebar->obj_list()->get_mesh_errors_info(&info_manifold, &non_manifold_edges);
 
-        if (non_manifold_edges > 0) {
+    if (non_manifold_edges > 0) {
-            info_manifold += "\n" + _L("Tips:") + "\n" + _L("Use \"Fix Model\" to repair the mesh.");
+        info_manifold += "\n" + _L("Tips:") + "\n" + _L("Use \"Fix Model\" to repair the mesh.");
-        }
+    }
 
     info_manifold = "<Error>" + info_manifold + "</Error>";
     info_text += into_u8(info_manifold);

src/slic3r/GUI/PublishSettingsDialog.cpp

@@ -20,6 +20,7 @@
 
 #include <boost/algorithm/string/trim.hpp>
 #include <wx/display.h>
+#include <wx/utils.h>
 #include <wx/dcbuffer.h>
 #include <wx/dcmemory.h>
 #include <wx/dcgraph.h>
@@ -515,6 +516,24 @@ PublishSettingsDialog::PublishSettingsDialog(wxWindow* parent)
     msg->Wrap(-1);
     w_sizer->Add(msg, 0, wxRIGHT | wxLEFT | wxTOP, FromDIP(10));
 
+    // Guide link: opens the (still WIP) Publish 3MF docs in a new window/tab, keeping the dialog open.
+    wxStaticText* guide_link = new wxStaticText(this, wxID_ANY, _L("Publish 3MF Wiki Guide"));
+    guide_link->SetFont(Label::Body_13);
+    guide_link->SetForegroundColour(wxColour(0x1F, 0x8E, 0xEA));
+    guide_link->SetCursor(wxCURSOR_HAND);
+    guide_link->Bind(wxEVT_LEFT_DOWN, [](wxMouseEvent&) {
+        wxLaunchDefaultBrowser("https://www.orcaslicer.com/wiki/publishing_3mf/publish_3mf.html", wxBROWSER_NEW_WINDOW);
+    });
+    w_sizer->Add(guide_link, 0, wxRIGHT | wxLEFT | wxTOP, FromDIP(10));
+
+    // Placeholder guide link: a Publish 3MF video URL, right below the wiki guide link.
+    wxStaticText* video_link = new wxStaticText(this, wxID_ANY, _L("Publish 3MF YouTube Video (Placeholder)"));
+    video_link->SetFont(Label::Body_13);
+    video_link->SetForegroundColour(wxColour(0x1F, 0x8E, 0xEA));
+    video_link->SetCursor(wxCURSOR_HAND);
+    video_link->Bind(wxEVT_LEFT_DOWN, [](wxMouseEvent&) { wxLaunchDefaultBrowser("https://www.youtube.com", wxBROWSER_NEW_WINDOW); });
+    w_sizer->Add(video_link, 0, wxRIGHT | wxLEFT | wxTOP, FromDIP(10));
+
     w_sizer->Add(f_bar, 0, wxRIGHT | wxLEFT | wxTOP | wxEXPAND, FromDIP(10));
     w_sizer->Add(m_outer_tabs, 0, wxRIGHT | wxLEFT | wxTOP | wxEXPAND, FromDIP(10));
     w_sizer->Add(m_outer_host, 1, wxRIGHT | wxLEFT | wxTOP | wxEXPAND, FromDIP(10));