file association registration

CMakeLists.txt

@@ -49,7 +49,7 @@ include_directories(
 )
 
 file(GLOB_RECURSE OurPaintFiles 
-    ourpaint.c ouroperations.c ournodes.c ourtranslations.c ourshader.cpp
+    ourpaint.c ouroperations.c ournodes.c ourtranslations.c ourshader.cpp ourstrings.cpp
     BuildResources/data_splash.c
     BuildResources/data_splash_highdpi.c
 )

ouroperations.c

@@ -22,6 +22,7 @@
 #include <threads.h>
 #ifdef __linux__
 #include <unistd.h>
+#include <libgen.h>
 #endif
 
 OurPaint *Our;
@@ -525,6 +526,17 @@ void ourui_OurPreference(laUiList *uil, laPropPack *This, laPropPack *DetachedPr
     laShowLabel(uil,c,"Exporting Defaults:",0,0);
     laShowLabel(uil,cl,"Bit Depth:",0,0); laShowItem(uil,cr,0,"our.preferences.export_default_bit_depth");
     laShowLabel(uil,cl,"Color Profile:",0,0); laShowItem(uil,cr,0,"our.preferences.export_default_color_profile");
+    
+    laShowSeparator(uil,c);
+
+    laShowLabel(uil,c,"System:",0,0);
+    laShowItem(uil,cl,0,"OUR_register_file_associations");
+    laUiItem* b=laOnConditionThat(uil,cr,laPropExpression(0,"our.preferences.file_registered"));{
+        laShowLabel(uil,cr,"Registered",0,0)->Flags|=LA_UI_FLAGS_DISABLED;
+    }laElse(uil,b);{
+        laShowLabel(uil,cr,"Not registered",0,0)->Flags|=LA_UI_FLAGS_HIGHLIGHT;
+    }laEndCondition(uil,b);
+
     laShowSeparator(uil,c);
 
     laShowLabel(uil,c,"Developer:",0,0);
@@ -2848,6 +2860,64 @@ void ourui_ToolExtras(laUiList *uil, laPropPack *pp, laPropPack *actinst, laColu
     //laShowLabel(uil, c, MAIN.MenuProgramName, 0, 0)->Expand=1;
 }
 
+int our_FileAssociationsRegistered(){
+    char* homedir=getenv("HOME"); char buf[2048]; struct stat statbuf;
+    sprintf(buf,"%s/.local/share/mime/image/ourpaint.xml",homedir);
+    if(stat(buf, &statbuf) != 0 || (S_ISDIR(statbuf.st_mode))){ return 0; }
+    sprintf(buf,"%s/.local/share/thumbnailers/ourpaint.thumbnailer",homedir);
+    if(stat(buf, &statbuf) != 0 || (S_ISDIR(statbuf.st_mode))){ return 0; }
+    sprintf(buf,"%s/.local/share/applications/ourpaint.desktop",homedir);
+    if(stat(buf, &statbuf) != 0 || (S_ISDIR(statbuf.st_mode))){ return 0; }
+    return 1;
+}
+int our_RegisterFileAssociations(){
+    char* homedir=getenv("HOME"); char buf[2048]; char exepath[1024]; int failed=0; FILE* f;
+    logPrintNew("Registering file associations...\n");
+
+    int exepathsize=readlink("/proc/self/exe",exepath,1024);
+    if(exepathsize<0){ logPrint("Unknown executable path\n",buf); failed=1; goto reg_cleanup; }
+
+    sprintf(buf,"%s/.local/share/mime/image/",homedir);
+    if(!laEnsureDir(buf)){ logPrint("Can't create dir %s\n", buf); failed=1; goto reg_cleanup; }
+    strcat(buf,"ourpaint.xml");
+    f=fopen(buf,"w"); if(!f){ logPrint("Can't open %s\n",buf); failed=1; goto reg_cleanup; }
+    fprintf(f,"%s",OUR_MIME); fflush(f); fclose(f);
+
+    sprintf(buf,"%s/.local/share/thumbnailers/",homedir);
+    if(!laEnsureDir(buf)){ logPrint("Can't create dir %s\n", buf); failed=1; goto reg_cleanup; }
+    strcat(buf,"ourpaint.thumbnailer");
+    f=fopen(buf,"w"); if(!f){ logPrint("Can't open %s\n",buf); failed=1; goto reg_cleanup; }
+    char* thumbstr=strSub(OUR_THUMBNAILER,"%OURPAINT_EXEC%",exepath);
+    fprintf(f,"%s",thumbstr); fflush(f); fclose(f); free(thumbstr);
+
+    sprintf(buf,"%s/.local/share/applications/",homedir);
+    if(!laEnsureDir(buf)){ logPrint("Can't create dir %s\n", buf); failed=1; goto reg_cleanup; }
+    strcat(buf,"ourpaint.desktop");
+    f=fopen(buf,"w"); if(!f){ logPrint("Can't open %s\n",buf); failed=1; goto reg_cleanup; }
+    char* deskstr=strSub(OUR_DESKTOP,"%OURPAINT_EXEC%",exepath);
+    strDiscardLastSegmentSeperateBy(exepath,'/');
+    char* pathstr=strSub(deskstr,"%OURPAINT_DIR%",exepath); free(deskstr);
+    fprintf(f,"%s",pathstr); fflush(f); fclose(f); free(pathstr);
+
+    system("update-mime-database ~/.local/share/mime/");
+    system("xdg-mime default ourpaint.desktop image/ourpaint");
+
+    logPrintNew("Done.\n");
+
+reg_cleanup:
+    if(failed) return 0;
+    return 1;
+}
+int ourinv_RegisterFileAssociations(laOperator* a, laEvent* e){
+    if(!our_RegisterFileAssociations()){
+        laEnableMessagePanel(0,0,"Error","Failed to register file associations,\n see terminal for details.",e->x,e->y,200,e);
+    }else{
+        laEnableMessagePanel(0,0,"Success","Successfully registered file associations.",e->x,e->y,200,e);
+    }
+    Our->FileRegistered=our_FileAssociationsRegistered(); laNotifyUsers("our.preferences.file_registered");
+    return LA_FINISHED;
+}
+
 int ourProcessInitArgs(int argc, char* argv[]){
     if(argc == 4 && strstr(argv[1],"--t")==argv[1]){
         FILE* fp=fopen(argv[2],"rb"); if(!fp){ printf("Can't open file %s\n",argv[2]); return -1; }
@@ -2959,6 +3029,8 @@ void ourRegisterEverything(){
 
     laCreateOperatorType("OUR_clear_empty_tiles","Clear Empty Tiles","Clear empty tiles in this image",0,0,0,ourinv_ClearEmptyTiles,0,U'🧹',0);
 
+    laCreateOperatorType("OUR_register_file_associations","Register File Associations","Register file associations to current user",0,0,0,ourinv_RegisterFileAssociations,0,0,0);
+
     laRegisterUiTemplate("panel_canvas", "Canvas", ourui_CanvasPanel, 0, 0,"Our Paint", GL_RGBA16F,25,25);
     laRegisterUiTemplate("panel_thumbnail", "Thumbnail", ourui_ThumbnailPanel, 0, 0, 0, GL_RGBA16F,25,25);
     laRegisterUiTemplate("panel_layers", "Layers", ourui_LayersPanel, 0, 0,0, 0,10,15);
@@ -3051,6 +3123,9 @@ void ourRegisterEverything(){
     p=laAddEnumProperty(pc,"multithread_write","Multi-thread Write","Whether to write layers in segments with multiple threads to increase speed",LA_WIDGET_ENUM_HIGHLIGHT,0,0,0,0,offsetof(OurPaint,SegmentedWrite),0,0,0,0,0,0,0,0,0,0);
     laAddEnumItemAs(p,"NONE","Sequential","Write layers into a whole image",0,0);
     laAddEnumItemAs(p,"SEGMENTED","Segmented","Write layers in segmented images with multiple threads",1,0);
+    p=laAddEnumProperty(pc,"file_registered","File Registered","Whether Our Paint is registered in the system",0,0,0,0,0,offsetof(OurPaint,FileRegistered),0,0,0,0,0,0,0,0,0,LA_READ_ONLY|LA_UDF_IGNORE);
+    laAddEnumItemAs(p,"FALSE","Not registered","File association isn't registered",0,0);
+    laAddEnumItemAs(p,"TRUE","Registered","File association is registered",1,0);
 
     pc=laAddPropertyContainer("our_tools","Our Tools","OurPaint tools",0,0,sizeof(OurPaint),0,0,1);
     laPropContainerExtraFunctions(pc,0,0,0,ourpropagate_Tools,0);
@@ -3433,6 +3508,8 @@ int ourInit(){
     Our->SplashImage=tnsNewImage(DATA_SPLASH);
     Our->SplashImageHigh=tnsNewImage(DATA_SPLASH_HIGHDPI);
 
+    Our->FileRegistered = our_FileAssociationsRegistered();
+
     return 1;
 }
 

ourpaint.h

@@ -35,6 +35,9 @@ extern "C" {
 #endif
 extern const char OUR_CANVAS_SHADER[];
 extern const char OUR_COMPOSITION_SHADER[];
+extern const char OUR_MIME[];
+extern const char OUR_THUMBNAILER[];
+extern const char OUR_DESKTOP[];
 #ifdef __cplusplus
 } // extern "C"
 #endif
@@ -458,6 +461,7 @@ STRUCTURE(OurPaint){
     int ResetBrush;
     
     int SaveFailed;
+    int FileRegistered;
 
     uint16_t *ImageBuffer;
     int ImageW,ImageH,ImageX,ImageY,LoadX,LoadY,TempLoadX,TempLoadY;

ourstrings.cpp

@@ -0,0 +1,53 @@
+/*
+* Our Paint: A light weight GPU powered painting program.
+* Copyright (C) 2022-2023 Wu Yiming
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "ourpaint.h"
+
+const char OUR_MIME[]=R"(
+<?xml version="1.0" encoding="utf-8"?>
+<mime-type xmlns="http://www.freedesktop.org/standards/shared-mime-info" type="image/ourpaint">
+  <comment>OurPaint project file</comment>
+  <icon name="image"/>
+  <glob pattern="*.ourpaint"/>
+</mime-type>    
+)";
+
+const char OUR_THUMBNAILER[]=R"(
+[Thumbnailer Entry]
+Version=0.3
+Encoding=UTF-8
+Type=X-Thumbnailer
+Name=OurPaint thumbnailer
+MimeType=image/ourpaint;
+Exec=%OURPAINT_EXEC% --thumbnail %i %o
+)";
+
+const char OUR_DESKTOP[]=R"(
+[Desktop Entry]
+Encoding=UTF-8
+Version=0.3
+Type=Application
+Terminal=false
+Path=%OURPAINT_DIR%
+Exec=%OURPAINT_EXEC% %f
+Name=Our Paint
+Icon=%OURPAINT_ICON%
+Categories=Graphics;
+MimeType=image/ourpaint;
+PrefersNonDefaultGPU=true
+)";

ourtranslations.c

@@ -23,6 +23,10 @@ extern tnsMain* T;
 extern OurPaint *Our;
 
 static const char *entries[]={
+"Not registered","未注册",
+"Registered","已注册",
+"Register File Associations","注册文件关联",
+"System:","系统：",
 "Multi-thread Write","多线程写入",
 "Brush Size","笔刷尺寸",
 "Brush Base Size","笔刷基础尺寸",