Initial commit

vlc_http.py

@@ -0,0 +1,107 @@
+#!/usr/bin/env python3
+
+"""
+Library for contacting VLC through HTTP
+"""
+
+import logging
+import xmltodict
+import requests
+import json
+
+_LOGGER = logging.getLogger(__name__)
+
+class ConnectionError(Exception):
+    """Something is wrong with the connection to VLC."""
+    pass
+
+class VLCHttp(object):
+    def __init__(self, host, password="", port=8080):
+        self._host = host
+        self._password = password
+        self._port = port
+
+    def run_command(self, command="", attrs=""):
+        url = "http://{}:{}/requests/status.xml?command={}{}".format(self._host, self._port, command, attrs)
+        data=None
+        try:
+            req = requests.get(url, auth=("", self._password), timeout=1)
+            if req.status_code != 200:
+                raise ConnectionError("Query failed, response code: %s Full message: %s".format(req.status, req))
+
+            data = xmltodict.parse(req.text, process_namespaces=True).get("root")
+
+        except Exception as error:
+            _LOGGER.debug("Failed communicating with VLC Server: %s".format(error))
+
+        try:
+            return data
+        except AttributeError:
+            _LOGGER.error("Received invalid response: %s".format(data))
+
+    def status(self):
+        return self.run_command()
+
+    def get_length(self):
+        try:
+            return int(self.status()['length'])
+        except:
+            pass
+
+    def get_time(self):
+        try:
+            return int(self.status()['time'])
+        except:
+            pass
+    
+    def info(self):
+        try:
+            category = self.status()['information']['category']
+            if type(category) is list:
+                data = category[0]['info']
+                if type(data) is list:
+                    title = None
+                    artist = None
+                    for item in data:
+                        if item['@name'] == 'title':
+                            title = item['#text']
+                        elif item['@name'] == 'artist':
+                            artist = item['#text']
+                            return [{"title": title, "artist": artist}]
+                        elif data['@name'] == 'filename':
+                            return [{"title": data['#text']}]
+                        else:
+                            return
+        except Exception:
+            return
+
+    def seek(self, time):
+        self.run_command("seek&val={}".format(time))
+        
+    def set_volume(self, new_volume):
+        self.run_command("volume&val={}".format(new_volume))
+
+    def play(self):
+        self.run_command("pl_play")
+
+    def pause(self):
+        self.run_command("pl_pause")
+
+    def stop(self):
+        self.run_command("pl_stop")
+
+    def add(self, url):
+        self.run_command("in_play&input={}".format(url))
+
+    def prev(self):
+        self.run_command("pl_previous")
+
+    def next(self):
+        self.run_command("pl_next")
+
+    def clear(self):
+        self.run_command("pl_empty")
+
+    def random(self):
+        self.run_command("pl_random")
+