Logo: support "type": "command-raw"

Fix #1780

doc/json_schema.json

@@ -429,6 +429,7 @@
                                 "file-raw",
                                 "data",
                                 "data-raw",
+                                "command-raw",
                                 "sixel",
                                 "kitty",
                                 "kitty-direct",

src/logo/logo.c

@@ -1,6 +1,7 @@
 #include "logo/logo.h"
 #include "common/io/io.h"
 #include "common/printing.h"
+#include "common/processing.h"
 #include "detection/os/os.h"
 #include "detection/terminalshell/terminalshell.h"
 #include "util/textModifier.h"
@@ -455,14 +456,13 @@ static inline void logoPrintDetected(FFLogoSize size)
     logoPrintStruct(logoGetBuiltinDetected(size));
 }
 
-static bool logoPrintData(bool doColorReplacement)
+static bool logoPrintData(bool doColorReplacement, FFstrbuf* source)
 {
-    FFOptionsLogo* options = &instance.config.logo;
-    if(options->source.length == 0)
+    if(source->length == 0)
         return false;
 
     logoApplyColors(logoGetBuiltinDetected(FF_LOGO_SIZE_NORMAL), doColorReplacement);
-    ffLogoPrintChars(options->source.chars, doColorReplacement);
+    ffLogoPrintChars(source->chars, doColorReplacement);
     return true;
 }
 
@@ -548,10 +548,36 @@ static bool logoTryKnownType(void)
         return logoPrintBuiltinIfExists(&options->source, FF_LOGO_SIZE_SMALL);
 
     if(options->type == FF_LOGO_TYPE_DATA)
-        return logoPrintData(true);
+        return logoPrintData(true, &options->source);
 
     if(options->type == FF_LOGO_TYPE_DATA_RAW)
-        return logoPrintData(false);
+        return logoPrintData(false, &options->source);
+
+    if(options->type == FF_LOGO_TYPE_COMMAND_RAW)
+    {
+        FF_STRBUF_AUTO_DESTROY source = ffStrbufCreate();
+
+        FFCommandOptions* commandOptions = &instance.config.modules.command;
+        const char* error = ffProcessAppendStdOut(&source, commandOptions->param.length ? (char* const[]){
+            commandOptions->shell.chars,
+            commandOptions->param.chars,
+            options->source.chars,
+            NULL
+        } : (char* const[]){
+            commandOptions->shell.chars,
+            options->source.chars,
+            NULL
+        });
+
+        if (error)
+        {
+            if (instance.config.display.showErrors)
+                fprintf(stderr, "Logo: failed to execute command `%s`: %s\n", options->source.chars, error);
+            return false;
+        }
+
+        return logoPrintData(false, &source);
+    }
 
     updateLogoPath(); //We sure have a file, resolve relative paths
 

src/options/logo.c

@@ -60,6 +60,7 @@ logoType:
                 { "file-raw", FF_LOGO_TYPE_FILE_RAW },
                 { "data", FF_LOGO_TYPE_DATA },
                 { "data-raw", FF_LOGO_TYPE_DATA_RAW },
+                { "command-raw", FF_LOGO_TYPE_COMMAND_RAW },
                 { "sixel", FF_LOGO_TYPE_IMAGE_SIXEL },
                 { "kitty", FF_LOGO_TYPE_IMAGE_KITTY },
                 { "kitty-direct", FF_LOGO_TYPE_IMAGE_KITTY_DIRECT },
@@ -286,6 +287,7 @@ const char* ffOptionsParseLogoJsonConfig(FFOptionsLogo* options, yyjson_val* roo
                 { "file-raw", FF_LOGO_TYPE_FILE_RAW },
                 { "data", FF_LOGO_TYPE_DATA },
                 { "data-raw", FF_LOGO_TYPE_DATA_RAW },
+                { "command-raw", FF_LOGO_TYPE_COMMAND_RAW },
                 { "sixel", FF_LOGO_TYPE_IMAGE_SIXEL },
                 { "kitty", FF_LOGO_TYPE_IMAGE_KITTY },
                 { "kitty-direct", FF_LOGO_TYPE_IMAGE_KITTY_DIRECT },
@@ -492,6 +494,9 @@ void ffOptionsGenerateLogoJsonConfig(FFOptionsLogo* options, yyjson_mut_doc* doc
             case FF_LOGO_TYPE_DATA_RAW:
                 yyjson_mut_obj_add_str(doc, obj, "type", "data-raw");
                 break;
+            case FF_LOGO_TYPE_COMMAND_RAW:
+                yyjson_mut_obj_add_str(doc, obj, "type", "command-raw");
+                break;
             case FF_LOGO_TYPE_IMAGE_SIXEL:
                 yyjson_mut_obj_add_str(doc, obj, "type", "sixel");
                 break;

src/options/logo.h

@@ -14,6 +14,7 @@ typedef enum __attribute__((__packed__)) FFLogoType
     FF_LOGO_TYPE_FILE_RAW,    //text file, printed as is
     FF_LOGO_TYPE_DATA,        //text data, printed with color code replacement
     FF_LOGO_TYPE_DATA_RAW,    //text data, printed as is
+    FF_LOGO_TYPE_COMMAND_RAW, //command to generate text data, printed as is
     FF_LOGO_TYPE_IMAGE_SIXEL, //image file, printed as sixel codes
     FF_LOGO_TYPE_IMAGE_KITTY, //image file, printed as kitty graphics protocol
     FF_LOGO_TYPE_IMAGE_KITTY_DIRECT, //image file, tell the terminal emulator to read image data from the specified file (Supported by kitty and wezterm)