Restructuring src folder

src/solarfm/shellfm/windows/tabs/utils/launcher.py

@@ -0,0 +1,116 @@
+# Python imports
+import os
+import subprocess
+
+# Lib imports
+
+# Apoplication imports
+
+
+class ShellFMLauncherException(Exception):
+    ...
+
+
+
+class Launcher:
+    def open_file_locally(self, file):
+        lowerName = file.lower()
+        command   = []
+
+        if lowerName.endswith(self.fvideos):
+            command = [self.media_app, file]
+        elif lowerName.endswith(self.fimages):
+            command = [self.image_app, file]
+        elif lowerName.endswith(self.fmusic):
+            command = [self.music_app, file]
+        elif lowerName.endswith(self.foffice):
+            command = [self.office_app, file]
+        elif lowerName.endswith(self.fcode):
+            command = [self.code_app, file]
+        elif lowerName.endswith(self.ftext):
+            command = [self.text_app, file]
+        elif lowerName.endswith(self.fpdf):
+            command = [self.pdf_app, file]
+        elif lowerName.endswith("placeholder-until-i-can-get-a-use-pref-fm-flag"):
+            command = [self.file_manager_app, file]
+        else:
+            command = ["xdg-open", file]
+
+        self.execute(command)
+
+
+    def execute(self, command, start_dir=os.getenv("HOME"), use_shell=False):
+        try:
+            self.logger.debug(command)
+            subprocess.Popen(command, cwd=start_dir, shell=use_shell, start_new_session=True, stdout=None, stderr=None, close_fds=True)
+        except ShellFMLauncherException as e:
+            self.logger.error(f"Couldn't execute: {command}")
+            self.logger.error(e)
+
+    # TODO: Return std(out/in/err) handlers along with subprocess instead of sinking to null
+    def execute_and_return_thread_handler(self, command, start_dir=os.getenv("HOME"), use_shell=False):
+        try:
+            DEVNULL = open(os.devnull, 'w')
+            return subprocess.Popen(command, cwd=start_dir, shell=use_shell, start_new_session=False, stdout=DEVNULL, stderr=DEVNULL, close_fds=False)
+        except ShellFMLauncherException as e:
+            self.logger.error(f"Couldn't execute and return thread: {command}")
+            self.logger.error(e)
+            return None
+
+    @threaded
+    def app_chooser_exec(self, app_info, uris):
+        app_info.launch_uris_async(uris)
+
+    def remux_video(self, hash, file):
+        remux_vid_pth = "{self.REMUX_FOLDER}/{hash}.mp4"
+        self.logger.debug(remux_vid_pth)
+
+        if not os.path.isfile(remux_vid_pth):
+            self.check_remux_space()
+
+            command = ["ffmpeg", "-i", file, "-hide_banner", "-movflags", "+faststart"]
+            if file.endswith("mkv"):
+                command += ["-codec", "copy", "-strict", "-2"]
+            if file.endswith("avi"):
+                command += ["-c:v", "libx264", "-crf", "21", "-c:a", "aac", "-b:a", "192k", "-ac", "2"]
+            if file.endswith("wmv"):
+                command += ["-c:v", "libx264", "-crf", "23", "-c:a", "aac", "-strict", "-2", "-q:a", "100"]
+            if file.endswith("f4v") or file.endswith("flv"):
+                command += ["-vcodec", "copy"]
+
+            command += [remux_vid_pth]
+            try:
+                proc = subprocess.Popen(command)
+                proc.wait()
+            except ShellFMLauncherException as e:
+                self.logger.error(message)
+                self.logger.error(e)
+                return False
+
+        return True
+
+    def check_remux_space(self):
+        limit = self.remux_folder_max_disk_usage
+        try:
+            limit = int(limit)
+        except ShellFMLauncherException as e:
+            self.logger.debug(e)
+            return
+
+        usage = self.get_remux_folder_usage(self.REMUX_FOLDER)
+        if usage > limit:
+            files = os.listdir(self.REMUX_FOLDER)
+            for file in files:
+                fp = os.path.join(self.REMUX_FOLDER, file)
+                os.unlink(fp)
+
+
+    def get_remux_folder_usage(self, start_path = "."):
+        total_size = 0
+        for dirpath, dirnames, filenames in os.walk(start_path):
+            for f in filenames:
+                fp = os.path.join(dirpath, f)
+                if not os.path.islink(fp): # Skip if it is symbolic link
+                    total_size += os.path.getsize(fp)
+
+        return total_size