Fix some bugs when trying to extract mod info from the jar.

solderPackerGUI.py

@@ -110,30 +110,36 @@ class Form(QtW.QMainWindow):
 
     def file_dropped(self, file_path: str):
         self.jar_path = file_path
+        self.btn_process.setText("Process")
         if config["extract"]:
             jar = zipfile.ZipFile(file_path, "r")
+            loaders = []
             if "META-INF/mods.toml" in jar.namelist():
                 # This jar file uses FML
                 logging.debug("identified mod as forge mod")
+                loaders.append("forge")
                 mod_toml = toml.loads(jar.read("META-INF/mods.toml").decode("utf-8"))
                 # This mess is to catch if the mod is using the Jar version for versioning. It extracts it from the
                 #   MANIFEST.MF and places it where it should be in the toml.
-                if mod_toml["mods"][0]["version"] == "${file.jarVersion}":
+                if mod_toml.get("mods", [{}])[0].get("version") == "${file.jarVersion}":
-                    mod_toml["mods"][0]["version"] = re.findall(
+                    try:
-                        r"Implementation-Version: (.*)", jar.read("META-INF/MANIFEST.MF").decode("utf-8"))[0]
+                        mod_toml["mods"][0]["version"] = re.findall(
+                            r"Implementation-Version: (.*)", jar.read("META-INF/MANIFEST.MF").decode("utf-8"))[0]
+                    except IndexError:
+                        mod_toml["mods"][0]["version"] = "0.0.0"
 
                 # Update form with data
                 self.mod_title_edit.setText(mod_toml.get("mods", [{}])[0].get("displayName", ""))
                 self.mod_slug_edit.setText(slugify(mod_toml.get("mods", [{}])[0].get("displayName", ""),
                                                    replacements=[["&", "and"], ["$", "s"], ["'", ""]]))
                 self.mod_version_edit.setText(mod_toml.get("mods", [{}])[0].get("version", ""))
-                self.mod_loader_edit.setText("forge")
                 self.mod_author_edit.setText(mod_toml.get("mods", [{}])[0].get("authors", ""))
                 self.mod_url_edit.setText(mod_toml.get("mods", [{}])[0].get("displayURL", ""))
                 self.mod_desc_edit.setPlainText(mod_toml.get("mods", [{}])[0].get("description", ""))
-            elif "fabric.mod.json" in jar.namelist():
+            if "fabric.mod.json" in jar.namelist():
                 # This jar file uses Fabric
                 logging.debug("identified mod as fabric mod")
+                loaders.append("fabric")
                 mod_json = json.loads(jar.read("fabric.mod.json").decode("utf-8"))
 
                 # Update form with data
@@ -141,7 +147,6 @@ class Form(QtW.QMainWindow):
                 self.mod_slug_edit.setText(slugify(mod_json.get("name", ""),
                                                    replacements=[["&", "and"], ["$", "s"], ["'", ""]]))
                 self.mod_version_edit.setText(mod_json.get("version", ""))
-                self.mod_loader_edit.setText("fabric")
 
                 # Some spaghetti code for dealing with the possibility of authors being a []string or a dict.
                 authors = mod_json.get("authors", [])
@@ -152,11 +157,13 @@ class Form(QtW.QMainWindow):
                 elif len(authors) > 0 and type(authors[0]) == str:
                     author_list = authors
                 self.mod_author_edit.setText(", ".join(author_list))
+
                 self.mod_url_edit.setText(mod_json.get("contact", {}).get("homepage", ""))
                 self.mod_desc_edit.setPlainText(mod_json.get("description", ""))
-            elif "quilt.mod.json" in jar.namelist():
+            if "quilt.mod.json" in jar.namelist():
                 # This jar file uses Quilt
                 logging.debug("identified mod as quilt mod")
+                loaders.append("quilt")
                 mod_json = json.loads(jar.read("quilt.mod.json").decode("utf-8"))
 
                 # Update form with data
@@ -164,15 +171,13 @@ class Form(QtW.QMainWindow):
                 self.mod_slug_edit.setText(slugify(mod_json.get("quilt_loader", {}).get("metadata", {}).get("name", ""),
                                                    replacements=[["&", "and"], ["$", "s"], ["'", ""]]))
                 self.mod_version_edit.setText(mod_json.get("quilt_loader", {}).get("version", ""))
-                self.mod_loader_edit.setText("quilt")
                 self.mod_author_edit.setText(
                     ", ".join(mod_json.get("quilt_loader", {}).get("metadata", {}).get("contributors", {}).keys()))
                 self.mod_url_edit.setText(
                     mod_json.get("quilt_loader", {}).get("metadata", {}).get("contact", {}).get("homepage", ""))
                 self.mod_desc_edit.setPlainText(
                     mod_json.get("quilt_loader", {}).get("metadata", {}).get("description", ""))
-            else:
+            self.mod_loader_edit.setText("+".join(loaders))
-                logging.debug("failed to identify mod loader")
             jar.close()
 
     def process_click(self):
@@ -203,7 +208,7 @@ class Form(QtW.QMainWindow):
 
     def finished_processing(self):
         self.btn_process.setEnabled(True)
-        self.btn_process.setText("Process")
+        self.btn_process.setText("Finished")
 
     def failed_processing(self):
         dialog = QtW.QMessageBox(self)