show_art module can now take Buffer to display

core/show_art.js

@@ -68,6 +68,15 @@ exports.getModule = class ShowArtModule extends MenuModule {
     }
 
     showByExtraArgs(cb) {
+        const artData = _.get(this.config, 'extraArgs.artData');
+        if(Buffer.isBuffer(artData)) {
+            const options = {
+                pause   : this.shouldPause(),
+                desc    : 'extraArgs',
+            };
+            return this.displaySingleArtWithOptions(artData, options, cb);
+        }
+
         this.getArtKeyValue(this.config.key, (err, artSpec) => {
             if(err) {
                 return cb(err);

core/theme.js

@@ -27,6 +27,7 @@ exports.getAvailableThemes      = getAvailableThemes;
 exports.getRandomTheme          = getRandomTheme;
 exports.setClientTheme          = setClientTheme;
 exports.initAvailableThemes     = initAvailableThemes;
+exports.displayPreparedArt      = displayPreparedArt;
 exports.displayThemeArt         = displayThemeArt;
 exports.displayThemedPause      = displayThemedPause;
 exports.displayThemedPrompt     = displayThemedPrompt;
@@ -510,6 +511,17 @@ function getThemeArt(options, cb) {
     );
 }
 
+function displayPreparedArt(options, artInfo, cb) {
+    const displayOpts = {
+        sauce       : artInfo.sauce,
+        font        : options.font,
+        trailingLF  : options.trailingLF,
+    };
+    art.display(options.client, artInfo.data, displayOpts, (err, mciMap, extraInfo) => {
+        return cb(err, { mciMap : mciMap, artInfo : artInfo, extraInfo : extraInfo } );
+    });
+}
+
 function displayThemeArt(options, cb) {
     assert(_.isObject(options));
     assert(_.isObject(options.client));
@@ -537,14 +549,7 @@ function displayThemeArt(options, cb) {
                 }
             },
             function disp(artInfo, callback) {
-                const displayOpts = {
+                return displayPreparedArt(options, artInfo, callback);
-                    sauce       : artInfo.sauce,
-                    font        : options.font,
-                    trailingLF  : options.trailingLF,
-                };
-                art.display(options.client, artInfo.data, displayOpts, (err, mciMap, extraInfo) => {
-                    return callback(err, { mciMap : mciMap, artInfo : artInfo, extraInfo : extraInfo } );
-                });
             }
         ],
         (err, artData) => {