a more universal handler configuration.

config.py

@@ -28,13 +28,23 @@ class DefaultUser:
     settingsfile: Path = datadir / PATHS.settingsfile
     lastlogin: str = "0.0"
     browser: str = "lynx"
-    gemini: str = "amfora"
+    handler: dict = { 
+        "http": "lynx", 
+        "https": "lynx", 
+        "gopher": "lynx", 
+        "gemini": "amfora",
+        "ssh": "putty"
+    }
+
+
 
     def save(self):
         """Saves config data to file"""
         config = configparser.ConfigParser()
         config["User Status"] = {"lastlogin": time()}
         config["User Settings"] = {"browser": self.browser, "gemini": self.gemini}
+        config["URL Handler"] = self.handler
+
         with open(self.settingsfile, "w") as file:
             config.write(file)
 
@@ -45,10 +55,7 @@ class DefaultUser:
         if len(ret) > 0:
             self.lastlogin = config["User Status"]["lastlogin"]
             self.browser = config["User Settings"]["browser"]
-            try:
-                self.gemini = config["User Settings"]["gemini"] 
-            except:
-                self.gemini = self.gemini
+            self.handler = config["URL Handler"]
 
 
 USER = DefaultUser()

linkulator.py

@@ -215,28 +215,11 @@ def search():
 
 def view_link_in_browser(url):
     """Attempts to view the specified URL in the configured browser"""
-    if which(config.USER.browser) is None:
-        print(
-            "Sorry, "
-            + config.USER.browser
-            + " is not installed on your system.  Ask your sysadmin to install it."
-        )
-        return
-    if which(config.USER.gemini) is None:
-        print(
-            "Sorry, "
-            + config.USER.gemini
-            + " is not installed on your system.  Ask your sysadmin to install it."
-        )
-        return
-
     url_scheme = urlparse(url).scheme
-    if url_scheme in ["gopher", "https", "http"]:
-        subprocess.call([config.USER.browser, url])
-    elif url_scheme in ["gemini"]:
-        subprocess.call([config.USER.gemini, url])
+    if url_scheme in config.USER.handler and which(config.USER.handler[url_scheme]):
+            subprocess.call([config.USER.handler[url_scheme], url])
     else:
-        print("Sorry, that url doesn't start with gopher://, http://,  https:// or gemini://")
+        print("Sorry, there is no handler assigned to '{}'".format(url_scheme))
         try_anyway = input(
             "Do you want to try it in {} anyway? Y/[N]".format(config.USER.browser)
         ).lower()