2023-11-11 13:41:20 +00:00
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<!DOCTYPE html><html lang="en" style="font-size:16px"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><title>Source: components/config/ServerDiscoveryTask.bs</title><!--[if lt IE 9]>
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<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
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2023-11-16 17:58:48 +00:00
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<![endif]--><script src="scripts/third-party/hljs.js" defer="defer"></script><script src="scripts/third-party/hljs-line-num.js" defer="defer"></script><script src="scripts/third-party/popper.js" defer="defer"></script><script src="scripts/third-party/tippy.js" defer="defer"></script><script src="scripts/third-party/tocbot.min.js"></script><script>var baseURL="/",locationPathname="";baseURL=(baseURL=(baseURL="https://jellyfin.github.io/jellyfin-roku/").replace(/https?:\/\//i,"")).substr(baseURL.indexOf("/"))</script><link rel="stylesheet" href="styles/clean-jsdoc-theme.min.css"><svg aria-hidden="true" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" style="display:none"><defs><symbol id="copy-icon" viewbox="0 0 488.3 488.3"><g><path d="M314.25,85.4h-227c-21.3,0-38.6,17.3-38.6,38.6v325.7c0,21.3,17.3,38.6,38.6,38.6h227c21.3,0,38.6-17.3,38.6-38.6V124 C352.75,102.7,335.45,85.4,314.25,85.4z M325.75,449.6c0,6.4-5.2,11.6-11.6,11.6h-227c-6.4,0-11.6-5.2-11.6-11.6V124 c0-6.4,5.2-11.6,11.6-11.6h227c6.4,0,11.6,5.2,11.6,11.6V449.6z"/><path d="M401.05,0h-227c-21.3,0-38.6,17.3-38.6,38.6c0,7.5,6,13.5,13.5,13.5s13.5-6,13.5-13.5c0-6.4,5.2-11.6,11.6-11.6h227 c6.4,0,11.6,5.2,11.6,11.6v325.7c0,6.4-5.2,11.6-11.6,11.6c-7.5,0-13.5,6-13.5,13.5s6,13.5,13.5,13.5c21.3,0,38.6-17.3,38.6-38.6 V38.6C439.65,17.3,422.35,0,401.05,0z"/></g></symbol><symbol id="search-icon" viewBox="0 0 512 512"><g><g><path d="M225.474,0C101.151,0,0,101.151,0,225.474c0,124.33,101.151,225.474,225.474,225.474 c124.33,0,225.474-101.144,225.474-225.474C450.948,101.151,349.804,0,225.474,0z M225.474,409.323 c-101.373,0-183.848-82.475-183.848-183.848S124.101,41.626,225.474,41.626s183.848,82.475,183.848,183.848 S326.847,409.323,225.474,409.323z"/></g></g><g><g><path d="M505.902,476.472L386.574,357.144c-8.131-8.131-21.299-8.131-29.43,0c-8.131,8.124-8.131,21.306,0,29.43l119.328,119.328 c4.065,4.065,9.387,6.098,14.715,6.098c5.321,0,10.649-2.033,14.715-6.098C514.033,497.778,514.033,484.596,505.902,476.472z"/></g></g></symbol><symbol id="font-size-icon" viewBox="0 0 24 24"><path fill="none" d="M0 0h24v24H0z"/><path d="M11.246 15H4.754l-2 5H.6L7 4h2l6.4 16h-2.154l-2-5zm-.8-2L8 6.885 5.554 13h4.892zM21 12.535V12h2v8h-2v-.535a4 4 0 1 1 0-6.93zM19 18a2 2 0 1 0 0-4 2 2 0 0 0 0 4z"/></symbol><symbol id="add-icon" viewBox="0 0 24 24"><path fill="none" d="M0 0h24v24H0z"/><path d="M11 11V5h2v6h6v2h-6v6h-2v-6H5v-2z"/></symbol><symbol id="minus-icon" viewBox="0 0 24 24"><path fill="none" d="M0 0h24v24H0z"/><path d="M5 11h14v2H5z"/></symbol><symbol id="dark-theme-icon" viewBox="0 0 24 24"><path fill="none" d="M0 0h24v24H0z"/><path d="M10 7a7 7 0 0 0 12 4.9v.1c0 5.523-4.477 10-10 10S2 17.523 2 12 6.477 2 12 2h.1A6.979 6.979 0 0 0 10 7zm-6 5a8 8 0 0 0 15.062 3.762A9 9 0 0 1 8.238 4.938 7.999 7.999 0 0 0 4 12z"/></symbol><symbol id="light-theme-icon" viewBox="0 0 24 24"><path fill="none" d="M0 0h24v24H0z"/><path d="M12 18a6 6 0 1 1 0-12 6 6 0 0 1 0 12zm0-2a4 4 0 1 0 0-8 4 4 0 0 0 0 8zM11 1h2v3h-2V1zm0 19h2v3h-2v-3zM3.515 4.929l1.414-1.414L7.05 5.636 5.636 7.05 3.515 4.93zM16.95 18.364l1.414-1.414 2.121 2.121-1.414 1.414-2.121-2.121zm2.121-14.85l1.414 1.415-2.121 2.121-1.414-1.414 2.121-2.121zM5.636 16.95l1.414 1.414-2.121 2.121-1.414-1.414 2.121-2.121zM23 11v2h-3v-2h3zM4 11v2H1v-2h3z"/></symbol><symbol id="reset-icon" viewBox="0 0 24 24"><path fill="none" d="M0 0h24v24H0z"/><path d="M18.537 19.567A9.961 9.961 0 0 1 12 22C6.477 22 2 17.523 2 12S6.477 2 12 2s10 4.477 10 10c0 2.136-.67 4.116-1.81 5.74L17 12h3a8 8 0 1 0-2.46 5.772l.997 1.795z"/></symbol><symbol id="down-icon" viewBox="0 0 16 16"><path fill-rule="evenodd" clip-rule="evenodd" d="M12.7803 6.21967C13.0732 6.51256 13.0732 6.98744 12.7803 7.28033L8.53033 11.5303C8.23744 11.8232 7.76256 11.8232 7.46967 11.5303L3.21967 7.28033C2.92678 6.98744 2.92678 6.51256 3.21967 6.21967C3.51256 5.92678 3.98744 5.92678 4.28033 6.21967L8 9.93934L11.7197 6.21967C12.0126 5.92678 12.4874 5.92678 12.7803 6.21967Z"></path></symbol><symbol id="codepen-icon" viewBox="0 0 24 24"><path fill="none" d=
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2023-10-06 03:18:36 +00:00
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'
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' Task used to discover jellyfin servers on the local network
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'
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sub init()
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m.log = log.Logger("ServerDiscoveryTask")
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m.top.functionName = "execute"
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end sub
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sub execute()
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m.servers = []
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m.serverUrlMap = {}
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m.locationUrlMap = {}
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'send both requests at the same time
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SendSSDPBroadcast()
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SendClientDiscoveryBroadcast()
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ts = CreateObject("roTimespan")
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maxTimeMs = 2200
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'monitor each port and collect messages
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while True
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elapsed = ts.TotalMilliseconds()
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if elapsed >= maxTimeMs
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exit while
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end if
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msg = Wait(100, m.ssdp.port)
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if msg <> invalid
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ProcessSSDPResponse(msg)
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end if
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msg = Wait(100, m.clientDiscovery.port)
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if msg <> invalid
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ProcessClientDiscoveryResponse(msg)
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end if
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end while
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m.top.content = m.servers
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m.log.debug("Jellyfin servers found", m.servers[0], m.servers[1], m.servers[2])
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end sub
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sub AddServer(server)
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if m.serverUrlMap[server.baseUrl] = invalid
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m.serverUrlMap[server.baseUrl] = true
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m.servers.push(server)
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end if
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end sub
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sub SendClientDiscoveryBroadcast()
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m.clientDiscovery = {
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port: CreateObject("roMessagePort"),
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address: CreateObject("roSocketAddress"),
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socket: CreateObject("roDatagramSocket"),
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urlTransfer: CreateObject("roUrlTransfer")
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}
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m.clientDiscovery.address.SetAddress("255.255.255.255:7359")
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m.clientDiscovery.urlTransfer.SetPort(m.clientDiscoveryPort)
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m.clientDiscovery.socket.SetMessagePort(m.clientDiscovery.port)
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m.clientDiscovery.socket.SetSendToAddress(m.clientDiscovery.address)
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m.clientDiscovery.socket.NotifyReadable(true)
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m.clientDiscovery.socket.SetBroadcast(true)
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m.clientDiscovery.socket.SendStr("Who is JellyfinServer?")
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end sub
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sub ProcessClientDiscoveryResponse(message)
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if Type(message) = "roSocketEvent" and message.GetSocketId() = m.clientDiscovery.socket.GetId() and m.clientDiscovery.socket.IsReadable()
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try
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responseJson = m.clientDiscovery.socket.ReceiveStr(4096)
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server = ParseJson(responseJson)
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AddServer({
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name: server.Name,
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baseUrl: server.Address,
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'hardcoded icon since this service doesn't include them
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iconUrl: "pkg:/images/logo-icon120.jpg",
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iconWidth: 120,
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iconHeight: 120
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})
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m.log.info("Found Jellyfin server using client discovery", server.Address)
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catch e
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m.log.error("Error scanning for jellyfin server", message)
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end try
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end if
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end sub
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sub SendSSDPBroadcast()
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m.ssdp = {
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port: CreateObject("roMessagePort"),
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address: CreateObject("roSocketAddress"),
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socket: CreateObject("roDatagramSocket"),
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urlTransfer: CreateObject("roUrlTransfer")
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}
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m.ssdp.address.SetAddress("239.255.255.250:1900")
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m.ssdp.socket.SetMessagePort(m.ssdp.port)
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m.ssdp.socket.SetSendToAddress(m.ssdp.address)
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m.ssdp.socket.NotifyReadable(true)
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m.ssdp.urlTransfer.SetPort(m.ssdp.port)
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'brightscript can't escape characters in strings, so create a few vars here so we can use them in the strings below
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Q = Chr(34)
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CRLF = Chr(13) + Chr(10)
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ssdpStr = "M-SEARCH * HTTP/1.1" + CRLF
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ssdpStr += "HOST: 239.255.255.250:1900" + CRLF
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ssdpStr += "MAN: " + Q + "ssdp:discover" + Q + CRLF
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ssdpStr += "ST:urn:schemas-upnp-org:device:MediaServer:1" + CRLF
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ssdpStr += "MX: 2" + CRLF
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ssdpStr += CRLF
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m.ssdp.socket.SendStr(ssdpStr)
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end sub
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sub ProcessSSDPResponse(message)
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locationUrl = invalid
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if Type (message) = "roSocketEvent" and message.GetSocketId() = m.ssdp.socket.GetId() and m.ssdp.socket.IsReadable()
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recvStr = m.ssdp.socket.ReceiveStr(4096)
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match = CreateObject("roRegex", "\r\nLocation:\s*(.*?)\s*\r\n", "i").Match(recvStr)
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if match.Count() = 2
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locationUrl = match[1]
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end if
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end if
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if locationUrl = invalid
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return
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else if m.locationUrlMap[locationUrl] <> invalid
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m.log.warn("Already discovered this location", locationUrl)
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return
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end if
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m.locationUrlMap[locationUrl] = true
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http = CreateObject("roUrlTransfer")
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http.SetUrl(locationUrl)
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responseText = http.GetToString()
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xml = CreateObject("roXMLElement")
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'if we successfully parsed the response, process it
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if xml.Parse(responseText)
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deviceNode = xml.GetNamedElementsCi("device")[0]
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manufacturer = deviceNode.GetNamedElementsCi("manufacturer").GetText()
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'only process jellyfin servers
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if lcase(manufacturer) = "jellyfin"
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'find the largest icon
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width = 0
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server = invalid
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icons = deviceNode.GetNamedElementsCi("iconList")[0].GetNamedElementsCi("icon")
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for each iconNode in icons
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iconUrl = iconNode.GetNamedElementsCi("url").GetText()
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baseUrl = invalid
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match = CreateObject("roRegex", "(.*?)\/dlna\/", "i").Match(iconUrl)
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if match.Count() = 2
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baseUrl = match[1]
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end if
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loopResult = {
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name: deviceNode.GetNamedElementsCi("friendlyName").GetText(),
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baseUrl: baseUrl,
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iconUrl: iconUrl,
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iconWidth: iconNode.GetNamedElementsCi("width")[0].GetText().ToInt(),
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iconHeight: iconNode.GetNamedElementsCi("height")[0].GetText().ToInt()
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}
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if baseUrl <> invalid and loopResult.iconWidth > width
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width = loopResult.iconWidth
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server = loopResult
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end if
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end for
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AddServer(server)
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m.log.info("Found jellyfin server using SSDP and DLNA", server.baseUrl)
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end if
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end if
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end sub
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2023-11-16 17:58:48 +00:00
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</code></pre></article></section><footer class="footer" id="PeOAagUepe"><div class="wrapper"><span class="jsdoc-message">Automatically generated using <a href="https://github.com/jsdoc/jsdoc" target="_blank">JSDoc</a> and the <a href="https://github.com/ankitskvmdam/clean-jsdoc-theme" target="_blank">clean-jsdoc-theme</a>.</span></div></footer></div></div></div><div class="search-container" id="PkfLWpAbet" style="display:none"><div class="wrapper" id="iCxFxjkHbP"><button class="icon-button search-close-button" id="VjLlGakifb" aria-label="close search"><svg><use xlink:href="#close-icon"></use></svg></button><div class="search-box-c"><svg><use xlink:href="#search-icon"></use></svg> <input type="text" id="vpcKVYIppa" class="search-input" placeholder="Search..." autofocus></div><div class="search-result-c" id="fWwVHRuDuN"><span class="search-result-c-text">Type anything to view search result</span></div></div></div><div class="mobile-menu-icon-container"><button class="icon-button" id="mobile-menu" data-isopen="false" aria-label="menu"><svg><use xlink:href="#menu-icon"></use></svg></button></div><div id="mobile-sidebar" class="mobile-sidebar-container"><div class="mobile-sidebar-wrapper"><a href="/" class="sidebar-title sidebar-title-anchor">jellyfin-roku Code Documentation</a><div class="mobile-nav-links"><div class="external-link navbar-item"><a id="jellyfin-link-mobile" href="https://jellyfin.org/" target="_blank">Jellyfin</a></div><div class="external-link navbar-item"><a id="github-link-mobile" href="https://github.com/jellyfin/jellyfin-roku" target="_blank">GitHub</a></div><div class="external-link navbar-item"><a id="forum-link-mobile" href="https://forum.jellyfin.org/f-roku-development" target="_blank">Forum</a></div><div class="external-link navbar-item"><a id="matrix-link-mobile" href="https://matrix.to/#/#jellyfin-dev-roku:matrix.org" target="_blank">Matrix</a></div></div><div class="mobile-sidebar-items-c"><div class="sidebar-section-title with-arrow" data-isopen="false" id="sidebar-modules"><div>Modules</div><svg><use xlink:href="#down-icon"></use></svg></div><div class="sidebar-section-children-container"><div class="sidebar-section-children"><a href="module-AlbumData.html">AlbumData</a></div><div class="sidebar-section-children"><a href="module-AlbumGrid.html">AlbumGrid</a></div><div class="sidebar-section-children"><a href="module-AlbumTrackList.html">AlbumTrackList</a></div><div class="sidebar-section-children"><a href="module-AlbumView.html">AlbumView</a></div><div class="sidebar-section-children"><a href="module-Alpha.html">Alpha</a></div><div class="sidebar-section-children"><a href="module-ArtistView.html">ArtistView</a></div><div class="sidebar-section-children"><a href="module-AudioPlayer.html">AudioPlayer</a></div><div class="sidebar-section-children"><a href="module-AudioPlayerView.html">AudioPlayerView</a></div><div class="sidebar-section-children"><a href="module-AudioTrackListItem.html">AudioTrackListItem</a></div><div class="sidebar-section-children"><a href="module-ButtonGroupHoriz.html">ButtonGroupHoriz</a></div><div class="sidebar-section-children"><a href="module-ButtonGroupVert.html">ButtonGroupVert</a></div><div class="sidebar-section-children"><a href="module-ChannelData.html">ChannelData</a></div><div class="sidebar-section-children"><a href="module-Clock.html">Clock</a></div><div class="sidebar-section-children"><a href="module-CollectionData.html">CollectionData</a></div><div class="sidebar-section-children"><a href="module-ConfigData.html">ConfigData</a></div><div class="sidebar-section-children"><a href="module-ConfigItem.html">ConfigItem</a></div><div class="sidebar-section-children"><a href="module-ConfigList.html">ConfigList</a></div><div class="sidebar-section-children"><a href="module-ExtrasItem.html">ExtrasItem</a></div><div class="sidebar-section-children"><a href="module-ExtrasRowList.html">ExtrasRowList</a></div><div class="sidebar-section-children"><a href="module-FavoriteItemsTask.html">FavoriteItemsTask</a></div><div class="sidebar-section-children"><a href="module-Folder
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