implement download and open from the cloud browser

engine/app.cpp

@@ -63,6 +63,23 @@ void App::initLog()
     LogRemote::I.file_init();
 }
 
+void App::download(std::string filename)
+{
+    CURL *curl = curl_easy_init();
+    if (curl)
+    {
+        auto dest = data_path + "/" + filename;
+        FILE* fp = fopen(dest.c_str(), "wb");
+        std::string url = "http://omigamedev.ddns.net:8080/panoview/cloud-dwl.php?file=" + filename;
+        curl_easy_setopt(curl, CURLOPT_URL, url.c_str());
+        curl_easy_setopt(curl, CURLOPT_WRITEDATA, fp);
+        curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, curl_data_write);
+        auto err = curl_easy_perform(curl);
+        curl_easy_cleanup(curl);
+        fclose(fp);
+    }
+}
+
 void App::upload(std::string filename)
 {
     CURL *curl;

engine/app.h

@@ -92,7 +92,6 @@ public:
     void initShaders();
     void initAssets();
     void initLayout();
-    void upload(std::string filename);
     void create();
     void terminate();
     void clear();
@@ -129,6 +128,8 @@ public:
 
     void cloud_upload_all();
     void cloud_browse();
+    void upload(std::string filename);
+    void download(std::string filename);
 
     void brush_update();
 

engine/app_cloud.cpp

@@ -79,15 +79,21 @@ void App::cloud_browse()
 
     dialog->btn_ok->on_click = [this, dialog](Node*)
     {
-//         canvas->reset_camera();
-//         layers->clear();
-//         canvas->m_canvas->project_open(dialog->selected_path);
-//         doc_name = dialog->selected_name;
-//         if (auto docname = layout[main_id]->find<NodeText>("txt-docname"))
-//             docname->set_text(("Panodoc: " + doc_name).c_str());
-//         for (auto& i : canvas->m_canvas->m_order)
-//             layers->add_layer(canvas->m_canvas->m_layers[i].m_name.c_str());
-        dialog->destroy();
-        ActionManager::clear();
+        std::thread([this, dialog] {
+            download(dialog->selected_file);
+            async_start();
+            canvas->reset_camera();
+            layers->clear();
+            canvas->m_canvas->project_open(dialog->selected_path);
+            doc_name = dialog->selected_name;
+            if (auto docname = layout[main_id]->find<NodeText>("txt-docname"))
+                docname->set_text(("Panodoc: " + doc_name).c_str());
+            for (auto& i : canvas->m_canvas->m_order)
+                layers->add_layer(canvas->m_canvas->m_layers[i].m_name.c_str());
+            dialog->destroy();
+            ActionManager::clear();
+            async_update();
+            async_end();
+        }).detach();
     };
 }

engine/app_layout.cpp

@@ -397,7 +397,7 @@ void App::init_menu_file()
                     std::smatch m;
                     if (std::regex_search(doc_name, m, r))
                     {
-                        std::string base = m[1].str();
+                        base = m[1].str();
                         current = atoi(m[2].str().c_str());
                     }
 

engine/node_dialog_cloud.cpp

@@ -89,7 +89,6 @@ void NodeDialogCloud::load_thumbs_thread()
             thumb.create(width, height);
             thumb.copy_from((uint8_t*)rgb.data());
 
-
             App::I.async_start();
             auto node = new NodeDialogCloudItem;
             node->m_manager = m_manager;
@@ -104,20 +103,16 @@ void NodeDialogCloud::load_thumbs_thread()
             App::I.async_update();
             App::I.async_end();
 
-//             node->on_selected = [&](NodeDialogCloudItem* target) {
-//                 if (target == current)
-//                     return;
-//                 selected_path = target->m_path;
-//                 selected_file = target->m_file_name;
-//                 selected_name = selected_file.substr(0, selected_file.length() - 5);
-//                 if (current)
-//                     current->m_selected = false;
-//                 current = target;
-//             };
-
-            // load thumb
-//             ui::Image thumb = ui::Canvas::I->thumbnail_read(node->m_path);
-
+            node->on_selected = [&](NodeDialogCloudItem* target) {
+                if (target == current)
+                    return;
+                selected_path = target->m_path;
+                selected_file = target->m_file_name;
+                selected_name = selected_file.substr(0, selected_file.length() - 5);
+                if (current)
+                    current->m_selected = false;
+                current = target;
+            };
         }
         curl_easy_cleanup(curl);
     }

engine/util.cpp

@@ -132,6 +132,13 @@ size_t curl_data_handler(void *contents, size_t size, size_t nmemb, void *userp)
     return size * nmemb;
 }
 
+size_t curl_data_write(void *ptr, size_t size, size_t nmemb, FILE *stream)
+{
+    size_t written = fwrite(ptr, size, nmemb, stream);
+    return written;
+}
+
+
 #ifdef _DEBUG
 #define GL(stmt) stmt; CheckOpenGLError(#stmt, __FILE__, __LINE__);
 #else

engine/util.h

@@ -17,6 +17,7 @@ glm::vec3 convert_hsv2rgb(const glm::vec3 c);
 glm::vec3 convert_rgb2hsv(const glm::vec3 c);
 
 size_t curl_data_handler(void *contents, size_t size, size_t nmemb, void *userp);
+size_t curl_data_write(void *ptr, size_t size, size_t nmemb, FILE *stream);
 void check_OpenGLError(const char* stmt, const char* fname, int line);
 
 template<typename T, int N> struct cbuffer