New feature

media.py

@@ -0,0 +1,67 @@
+import re
+import urllib
+import logging
+import json
+import http.client
+import struct
+
+
+def get_radio_server_description(url):
+    p = re.compile('(https?\:\/\/[^\/]*)', re.IGNORECASE)
+    res = re.search(p, url)
+    base_url = res.group(1)
+    url_icecast = base_url + '/status-json.xsl'
+    url_shoutcast = base_url + '/stats?json=1'
+    title_server = None
+    try:
+        request = urllib.request.Request(url_shoutcast)
+        response = urllib.request.urlopen(request)
+        data = json.loads(response.read().decode("utf-8"))
+        title_server = data['servertitle']
+        logging.debug("TITLE FOUND SHOUTCAST: " + title_server)
+    except urllib.error.HTTPError:
+        pass
+    except http.client.BadStatusLine:
+        pass
+    except ValueError:
+        return False
+
+    if not title_server:
+        try:
+            request = urllib.request.Request(url_icecast)
+            response = urllib.request.urlopen(request)
+            data = json.loads(response.read().decode('utf-8',errors='ignore'),strict=False)
+            title_server = data['icestats']['source'][0]['server_name'] + ' - ' + data['icestats']['source'][0]['server_description']
+            logging.debug("TITLE FOUND ICECAST: " + title_server)
+            if not title_server:
+                title_server = url
+        except urllib.error.URLError:
+            title_server = url
+        except urllib.error.HTTPError:
+            return False
+        except http.client.BadStatusLine:
+            pass
+    return title_server
+
+
+def get_radio_title(url):
+    request = urllib.request.Request(url, headers={'Icy-MetaData': 1})
+    try:
+
+        response = urllib.request.urlopen(request)
+        icy_metaint_header = int(response.headers['icy-metaint'])
+        if icy_metaint_header is not None:
+            response.read(icy_metaint_header)
+
+            metadata_length = struct.unpack('B', response.read(1))[0] * 16  # length byte
+            metadata = response.read(metadata_length).rstrip(b'\0')
+            logging.debug(metadata)
+            # extract title from the metadata
+            m = re.search(br"StreamTitle='([^']*)';", metadata)
+            if m:
+                title = m.group(1)
+                if title:
+                    return title.decode()
+    except (urllib.error.URLError, urllib.error.HTTPError):
+        pass
+    return 'Impossible to get the music title'