Internet radio browser GUI for music/video streams from various directory services.

⌈⌋ branch:  streamtuner2


Check-in [ad370f17b0]

Overview
Comment:radiobrowser: Initial transition to new Rust API and new server names. Added more configuration options, such as minimum count of stations per category (to hide fringe tags).
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SHA1: ad370f17b09af04c99bbc0ec9107da433d0524ca
User & Date: mario on 2020-05-13 06:44:03
Other Links: manifest | tags
Context
2020-05-13
17:43
Add new radio-browser icon. check-in: 1c189d72bc user: mario tags: trunk
06:44
radiobrowser: Initial transition to new Rust API and new server names. Added more configuration options, such as minimum count of stations per category (to hide fringe tags). check-in: ad370f17b0 user: mario tags: trunk
06:42
Fix integer handling in config dialog (once more). See also: ticket #4163057c37 check-in: 369203acfe user: mario tags: trunk
Changes

Modified channels/radiobrowser.py from [b21d774715] to [47c5a4d574].

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# encoding: UTF-8
# api: streamtuner2
# title: RadioBrowser
# description: Community collection of stations; votes, clicks, homepage links.
# version: 0.3
# type: channel
# url: http://www.radio-browser.info/
# category: radio
# priority: optional
# config:
#   { type=select, name=radiobrowser_cat, value=tags, select="tags|countries|languages", description=Which category types to list. }


# documentation: http://www.radio-browser.info/#ui-tabs-7
# png:
#   iVBORw0KGgoAAAANSUhEUgAAABAAAAAMCAMAAABcOc2zAAAABGdBTUEAALGPC/xhBQAAACBjSFJNAAB6JgAAgIQAAPoAAACA6AAAdTAAAOpgAAA6mAAAF3CculE8AAACQ1BMVEWNYNOIWNFyOsZtNcFx
#   N8hxN8hxN8hxN8hxN8hxN8hxN8dtNcFuNcJ+Ss2NX9N6T7uNX9NxPL9jMLBtNcBkMbFqNLuCT89wRq6MXtOATc17Rsp8SMl6Rcl6RctrQqmpht1qQ6PUxex6WqnXye18XarYyu3QyNzp5u739/jh3Ojd
#   2OX4+Pl7XKrYy+3i3eh8Y6Dg2+i2q8ecjrGqm8Krm8LTzN+ikbunl8D5+fl7W6rZy+7z8fTk4Or29fjAuM3Dv8rx7vTs6vHy8PTh3Ojy8PX5+fl6Wqraze75+fn5+vn6+vn6+vn6+vl6WqrMuOl1U6iR
#   bMmNbb2NbryOb72PcL6Qcb+Rcr+SdMCTdcGUdsGVd8KWeMOXesSZfMWMa71cNpSLW9JxN8hxN8hxN8hxN8hxN8hrNL2NX9OMXdJ+Ss1/S85/S85/S85+Ss18SMqHV9GMXdK/p+W/p+W+peW+peS9pOS9
#   o+S8ouS7oeO6oOO5nuO4neK3m+K3m+Kqidv5+fn5+vn5+fn5+fn5+fn5+fn5+fn4+fn4+Pn4+Pn4+Pn4+Pn5+fnl3vD5+fn5+fn7+/r6+vn5+fn5+vn5+vn5+vn5+fn6+/r6+vr5+fn6+/rp4/H6+vn0




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# encoding: UTF-8
# api: streamtuner2
# title: RadioBrowser
# description: Community collection of stations; votes, clicks, homepage links.
# version: 0.4
# type: channel
# url: http://www.radio-browser.info/
# category: radio
# priority: optional
# config:
#   { name: radiobrowser_cat, type: select, value: tags, select="tags|countries|languages", description: Which category types to list. }
#   { name: radiobrowser_srv, type: select, value: all, select:"all|de1|fr1|nl1|old", description: API server to utilize. }
#   { name: radiobrowser_min, type: int, value: 20, description: Minimum stations to list a category/tag. }
# documentation: http://www.radio-browser.info/#ui-tabs-7
# png:
#   iVBORw0KGgoAAAANSUhEUgAAABAAAAAMCAMAAABcOc2zAAAABGdBTUEAALGPC/xhBQAAACBjSFJNAAB6JgAAgIQAAPoAAACA6AAAdTAAAOpgAAA6mAAAF3CculE8AAACQ1BMVEWNYNOIWNFyOsZtNcFx
#   N8hxN8hxN8hxN8hxN8hxN8hxN8dtNcFuNcJ+Ss2NX9N6T7uNX9NxPL9jMLBtNcBkMbFqNLuCT89wRq6MXtOATc17Rsp8SMl6Rcl6RctrQqmpht1qQ6PUxex6WqnXye18XarYyu3QyNzp5u739/jh3Ojd
#   2OX4+Pl7XKrYy+3i3eh8Y6Dg2+i2q8ecjrGqm8Krm8LTzN+ikbunl8D5+fl7W6rZy+7z8fTk4Or29fjAuM3Dv8rx7vTs6vHy8PTh3Ojy8PX5+fl6Wqraze75+fn5+vn6+vn6+vn6+vl6WqrMuOl1U6iR
#   bMmNbb2NbryOb72PcL6Qcb+Rcr+SdMCTdcGUdsGVd8KWeMOXesSZfMWMa71cNpSLW9JxN8hxN8hxN8hxN8hxN8hrNL2NX9OMXdJ+Ss1/S85/S85/S85+Ss18SMqHV9GMXdK/p+W/p+W+peW+peS9pOS9
#   o+S8ouS7oeO6oOO5nuO4neK3m+K3m+Kqidv5+fn5+vn5+fn5+fn5+fn5+fn5+fn4+fn4+Pn4+Pn4+Pn4+Pn5+fnl3vD5+fn5+fn7+/r6+vn5+fn5+vn5+vn5+vn5+fn6+/r6+vr5+fn6+/rp4/H6+vn0
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#   ADIwMTUtMDQtMDJUMDE6NDk6MTcrMDI6MDAcO09kAAAAAElFTkSuQmCC
# x-icon-src: openclipart:tape.png
# x-service-by: segler_alex
# extraction-method: json
#
#
# Radio-Browser is a community-collected list of internet radios.
# Currently lists ≥4000 streaming stations, and tracks favourited
# entries. Furthermore includes station homepage links!
#
# If you change the categories between tags/countries/languages,
# please apply [Channel]→[Reload Category Tree] afterwards.
#
# Also has a neat JSON API, has an excellent documentation, thus
# is quite easy to support. It's also used by Rhythmbox / VLC /
# Clementine / Kodi / RadioDroid / etc.


import re
import json
from config import *
from channels import *
from uikit import uikit
import ahttp


# API endpoints:
# http://www.radio-browser.info/webservice/json/countries
# http://www.radio-browser.info/webservice/json/languages
# http://www.radio-browser.info/webservice/json/tags
# http://www.radio-browser.info/webservice/json/stations/topclick
# http://www.radio-browser.info/webservice/json/stations/topvote
# http://www.radio-browser.info/webservice/json/stations
# http://www.radio-browser.info/webservice/json/stations/searchterm
# http://www.radio-browser.info/webservice/json/stations/bytag/searchterm
#
# ENTRY sets:
# {"id":63,"name": "Energy Sachsen", "url":"http://www.energyradio.de/sachsen",
#  "homepage":"http://www.energy.de", "favicon":"http://www.energy.de/favicon.ico",
#  "tags":"Pop Dance RnB Techno","country":"Germany","subcountry":"","language":"German",
# "votes":4,"negativevotes":10},





#
class radiobrowser (ChannelPlugin):

    # control flags
    has_search = True
    listformat = "pls"
    titles = dict(listeners="Votes+", bitrate="Votes-", playing="Country")
    base = "http://www.radio-browser.info/webservice/json/"
    categories = []

    pricat = ("topvote", "topclick")
    catmap = { "tags": "bytag", "countries": "bycountry", "languages": "bylanguage" }


    # hook menu
    def init2(self, parent):
        if parent:
            uikit.add_menu([parent.streammenu, parent.streamactions], "Share in Radio-Browser", self.submit, insert=5)

    # votes, and tags, no countries or languages
    def update_categories(self):

        self.categories = list(self.pricat)
        for sub in [conf.radiobrowser_cat]:
            cats = []
            for entry in self.api(sub):
                if entry["value"] and len(entry["value"]) > 1:
                    cats.append(entry["value"])
            self.categories.append(sub)
            self.categories.append(cats)
            

    # Direct mapping
    def update_streams(self, cat, search=None):


        if cat:





            if cat in self.pricat:
                data = self.api("stations/" + cat)




            elif cat in ("tags", "countries", "languages"):

                return [dict(genre="-", title="Placeholder category", url="offline:")]
            else:
                data = self.api("stations/" + self.catmap[conf.radiobrowser_cat] + "/" + cat)
        elif search:
            data = self.api("stations/" + search)


        else:
            return []













        r = []
        for e in data:
            r.append(dict(
                genre = e["tags"],
                url = e["url"],
                format = "audio/mpeg",
                title = e["name"],
                homepage = e["homepage"],
                playing = e["country"],
                listeners = int(e["votes"]),
                bitrate = - int(e["negativevotes"]),

            ))
        return r


    # fetch multiple pages
    def api(self, method, params={}, post=False):








        j = ahttp.get(self.base + method, params, post=post)
        try:
            return json.loads(j, strict=False)   # some entries contain invalid character encodings
        except:
            return []


    # Add radio station to RBI







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#   ADIwMTUtMDQtMDJUMDE6NDk6MTcrMDI6MDAcO09kAAAAAElFTkSuQmCC
# x-icon-src: openclipart:tape.png
# x-service-by: segler_alex
# extraction-method: json
#
#
# Radio-Browser is a community-collected list of internet radios.
# Currently lists ≥25000 streaming stations, and tracks favourited
# entries. Furthermore includes station homepage links!
#
# If you change the categories between tags/countries/languages,
# please apply [Channel]→[Reload Category Tree] afterwards.
#
# Also has an awesome JSON API, has an excellent documentation,
# thus is quite pleasant to support. It's also used by Rhythmbox /
# VLC / Clementine / Kodi / RadioDroid / etc.


import re
import json
from config import *
from channels import *
from uikit import uikit
import ahttp


# API endpoints:


# https://de1.api.radio-browser.info/#General





#
# ENTRY sets:
#  {
#    "stationuuid":"960e57c5-0601-11e8-ae97-52543be04c81", "name":"SRF 1",
#    "url":"http://stream.srg-ssr.ch/m/drs1/mp3_128", "homepage":"http://ww.srf.ch/radio-srf-1",
#    "favicon":"https://upload.wikimedia.org/wikipedia/commons/thumb/d/d3/Radio_SRF_1.svg/205px-Radio_SRF_1.svg.png",
#    "tags":"srg ssr,public radio",
#    "country":"Switzerland", "countrycode":"CH", "state":"", "language":"german", "votes":0,
#    "lastchangetime":"2019-12-12 18:37:02", "codec":"MP3", "bitrate":128, "hls":0, "lastcheckok":1,
#    "lastlocalchecktime":"2020-01-08 23:18:38", "clickcount":0,
#  }
#
class radiobrowser (ChannelPlugin):

    # control flags
    has_search = True
    listformat = "pls"
    titles = dict(listeners="Votes", bitrate="Bitrate", playing="Country")
    api_old = "http://www.radio-browser.info/webservice/json/"
    api_url = "http://{}.api.radio-browser.info/json/"  # de1, nl1, all (from conf.radiobrowser_srv)
    categories = ["topvote", "topclick", "60s", "70s", "80s", "90s", "adult contemporary", "alternative", "ambient", "catholic", "chillout", "christian", "classic hits", "classic rock", "classical", "college radio", "commercial", "community radio", "country", "dance", "electronic", "folk", "hiphop", "hits", "house", "indie", "information", "jazz", "local music", "local news", "lounge", "metal", "music", "news", "noticias", "npr", "oldies", "pop", "public radio", "religion", "rock", "soul", "sport", "talk", "techno", "top 40", "university radio", "variety", "world music"]
    pricat = ("topvote", "topclick")
    catmap = { "tags": "bytag", "countries": "bycountry", "languages": "bylanguage" }
    tagmap = { "tags": "tag", "countries": "country", "languages": "language" }

    # hook menu
    def init2(self, parent):
        if parent:
            uikit.add_menu([parent.streammenu, parent.streamactions], "Share in Radio-Browser", self.submit, insert=5)

    # votes, and tags, no countries or languages
    def update_categories(self):
        params = {"order":"name", "reverse":"false", "hidebroken":"true"} 
        self.categories = list(self.pricat) + [grp["name"] for grp in filter(
            lambda grp: grp["stationcount"] >= conf.radiobrowser_min,

            self.api(conf.radiobrowser_cat, params)
        )]



            

    # Direct mapping
    def update_streams(self, cat, search=None):

        # title search
        if search:
            data = self.api(
                "stations/search",
                {"search": search, "limit": conf.max_streams}
            )
        # topclick, topvote
        elif cat in self.pricat:
            data = self.api(
                "stations/{}/{}".format(cat, conf.max_streams),
                {"limit": conf.max_streams}
            )
        # empty category
        #elif cat in ("tags", "countries", "languages"):
        #    return [
        #         dict(genre="-", title="Placeholder category", url="offline:")




        #    ]
        # search by tag, country, or language
        else:
            data = self.api(
                "stations/search",
                {
                    self.tagmap[conf.radiobrowser_cat]: cat,
                    "hidebroken": "true",
                    "order": "click",
                    "limit": conf.max_streams * 2
                }
            )
            #data = self.api("stations/" + self.catmap[conf.radiobrowser_cat] + "/" + cat)

        if len(data) >= 5000:
            data = data[0:5000]

        r = []
        for e in data:
            r.append(dict(
                genre = e["tags"],
                url = e["url"],
                format = mime_fmt(e["codec"]),
                title = e["name"],
                homepage = ahttp.fix_url(e["homepage"]),
                playing = e["country"],
                listeners = int(e["votes"]),
                bitrate = int(e["bitrate"]),
                favicon = e["favicon"]
            ))
        return r


    # fetch multiple pages
    def api(self, method, params={}, post=False, **kwargs):
        # api/srv switcheroo
        if not "radiobrowser_srv" in conf:
            conf.radiobrowser_srv = "all"
        if conf.radiobrowser_srv == "old":
            srv = self.api_old
        else:
            srv = self.api_url.format(conf.radiobrowser_srv)
        # request + json decode
        j = ahttp.get(srv + method, params, post=post, **kwargs)
        try:
            return json.loads(j, strict=False)   # some entries contain invalid character encodings
        except:
            return []


    # Add radio station to RBI
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            if _from in cn.titles and cn.titles[_from].lower() == _val:
                data[_to] = _from
        # API submit
        j = self.api("add", data, post=1)
        log.SUBMIT_RBI(j)
        if j and "ok" in j and j["ok"] == "true" and "id" in j:
            self.parent.status("Submitted successfully to Radio-Browser.info, new station id #%s." % j["id"], timeout=15)








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            if _from in cn.titles and cn.titles[_from].lower() == _val:
                data[_to] = _from
        # API submit
        j = self.api("add", data, post=1)
        log.SUBMIT_RBI(j)
        if j and "ok" in j and j["ok"] == "true" and "id" in j:
            self.parent.status("Submitted successfully to Radio-Browser.info, new station id #%s." % j["id"], timeout=15)