Merge pull request #1462 from cewert/post-task-device-profile

Create and use generic PostTask to post device profile

components/data/SceneManager.brs

@@ -98,14 +98,6 @@ sub popScene()
     if group <> invalid
         registerOverhangData(group)
 
-        if group.subtype() = "Home"
-            currentTime = CreateObject("roDateTime").AsSeconds()
-            if group.timeLastRefresh = invalid or (currentTime - group.timeLastRefresh) > 20
-                group.timeLastRefresh = currentTime
-                group.callFunc("refresh")
-            end if
-        end if
-
         group.visible = true
 
         m.content.replaceChild(group, 0)
@@ -143,6 +135,11 @@ end function
 ' Clear all content from group stack
 sub clearScenes()
     if m.content <> invalid then m.content.removeChildrenIndex(m.content.getChildCount(), 0)
+    for each group in m.groups
+        if LCase(group.subtype()) = "jfscreen"
+            group.callFunc("OnScreenHidden")
+        end if
+    end for
     m.groups = []
 end sub
 

components/home/Home.brs

@@ -1,10 +1,14 @@
 import "pkg:/source/api/baserequest.brs"
 import "pkg:/source/utils/config.brs"
 import "pkg:/source/utils/misc.brs"
+import "pkg:/source/utils/deviceCapabilities.brs"
 
 sub init()
+    m.isFirstRun = true
     m.top.overhangTitle = "Home"
     m.top.optionsAvailable = true
+    m.postTask = createObject("roSGNode", "PostTask")
+
     if m.global.session.user.settings["ui.home.splashBackground"] = true
         m.backdrop = m.top.findNode("backdrop")
         m.backdrop.uri = buildURL("/Branding/Splashscreen?format=jpg&foregroundLayer=0.15&fillWidth=1280&width=1280&fillHeight=720&height=720&tag=splash")
@@ -18,3 +22,31 @@ end sub
 sub loadLibraries()
     m.top.findNode("homeRows").callFunc("loadLibraries")
 end sub
+
+' JFScreen hook that gets ran as needed.
+' Used to update the focus, the state of the data, and tells the server about the device profile
+sub OnScreenShown()
+    if isValid(m.top.lastFocus)
+        m.top.lastFocus.setFocus(true)
+    else
+        m.top.setFocus(true)
+    end if
+
+    refresh()
+
+    ' post the device profile the first time this screen is loaded
+    if m.isFirstRun
+        m.isFirstRun = false
+        m.postTask.arrayData = getDeviceCapabilities()
+        m.postTask.apiUrl = "/Sessions/Capabilities/Full"
+        m.postTask.control = "RUN"
+        m.postTask.observeField("responseCode", "postFinished")
+    end if
+end sub
+
+' Triggered by m.postTask after completing a post.
+' Empty the task data when finished.
+sub postFinished()
+    m.postTask.unobserveField("responseCode")
+    m.postTask.callFunc("empty")
+end sub

components/home/Home.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<component name="Home" extends="JFGroup">
+<component name="Home" extends="JFScreen">
   <children>
     <Poster id="backdrop" loadDisplayMode="scaleToZoom" width="1920" height="1200" />
     <HomeRows id="homeRows" />
@@ -8,7 +8,6 @@
   <interface>
     <field id="selectedItem" alias="homeRows.selectedItem" />
     <field id="quickPlayNode" alias="homeRows.quickPlayNode" />
-    <field id="timeLastRefresh" type="integer" />
     <function name="refresh" />
     <function name="loadLibraries" />
   </interface>

components/settings/settings.brs

@@ -1,6 +1,8 @@
 import "pkg:/source/utils/config.brs"
 import "pkg:/source/utils/misc.brs"
 import "pkg:/source/roku_modules/log/LogMixin.brs"
+' post device profile
+import "pkg:/source/utils/deviceCapabilities.brs"
 
 sub init()
     m.log = log.Logger("Settings")
@@ -27,6 +29,8 @@ sub init()
     m.boolSetting.observeField("checkedItem", "boolSettingChanged")
     m.radioSetting.observeField("checkedItem", "radioSettingChanged")
 
+    m.postTask = createObject("roSGNode", "PostTask")
+
     ' Load Configuration Tree
     m.configTree = GetConfigTree()
     LoadMenu({ children: m.configTree })
@@ -201,6 +205,23 @@ sub radioSettingChanged()
     set_user_setting(selectedSetting.settingName, m.radioSetting.content.getChild(m.radioSetting.checkedItem).id)
 end sub
 
+' JFScreen hook that gets ran as needed.
+' Assumes settings were changed and they affect the device profile.
+' Posts a new device profile to the server using the task thread
+sub OnScreenHidden()
+    m.postTask.arrayData = getDeviceCapabilities()
+    m.postTask.apiUrl = "/Sessions/Capabilities/Full"
+    m.postTask.control = "RUN"
+    m.postTask.observeField("responseCode", "postFinished")
+end sub
+
+' Triggered by m.postTask after completing a post.
+' Empty the task data when finished.
+sub postFinished()
+    m.postTask.unobserveField("responseCode")
+    m.postTask.callFunc("empty")
+end sub
+
 ' Returns true if any of the data entry forms are in focus
 function isFormInFocus() as boolean
     if isValid(m.settingDetail.focusedChild) or m.radioSetting.hasFocus() or m.boolSetting.hasFocus() or m.integerSetting.hasFocus()

components/settings/settings.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<component name="Settings" extends="JFGroup">
+<component name="Settings" extends="JFScreen">
   <children>
 
     <Label id="path" translation="[95,175]" font="font:SmallestBoldSystemFont" />

components/tasks/PostTask.bs

@@ -0,0 +1,79 @@
+import "pkg:/source/api/baserequest.brs"
+import "pkg:/source/utils/misc.brs"
+
+sub init()
+    m.top.functionName = "postItems"
+end sub
+
+' Main function for PostTask.
+' Posts either an array of data
+' or a string of data to an API endpoint.
+' Saves the response information
+sub postItems()
+    if m.top.apiUrl = ""
+        print "ERROR in PostTask. Invalid API URL provided"
+        return
+    end if
+    if m.top.arrayData.count() > 0 and m.top.stringData = ""
+        print "PostTask Started - Posting array to " + m.top.apiUrl
+        req = APIRequest(m.top.apiUrl)
+        req.SetRequest("POST")
+        httpResponse = asyncPost(req, FormatJson(m.top.arrayData))
+        m.top.responseCode = httpResponse
+        print "PostTask Finished. " + m.top.apiUrl + " Response = " + httpResponse.toStr()
+    else if m.top.arrayData.count() = 0 and m.top.stringData <> ""
+        print "PostTask Started - Posting string(" + m.top.stringData + ") to " + m.top.apiUrl
+        req = APIRequest(m.top.apiUrl)
+        req.SetRequest("POST")
+        httpResponse = asyncPost(req, m.top.stringData)
+        m.top.responseCode = httpResponse
+        print "PostTask Finished. " + m.top.apiUrl + " Response = " + httpResponse.toStr()
+    else
+        print "ERROR processing data for PostTask"
+    end if
+end sub
+
+' Post data and wait for response code
+function asyncPost(req, data = "" as string) as integer
+    ' response code 0 means there was an error
+    respCode = 0
+
+    req.setMessagePort(CreateObject("roMessagePort"))
+    req.AddHeader("Content-Type", "application/json")
+    req.AsyncPostFromString(data)
+    ' wait up to m.top.timeoutSeconds for a response
+    ' NOTE: wait() uses milliseconds - multiply by 1000 to convert
+    resp = wait(m.top.timeoutSeconds * 1000, req.GetMessagePort())
+
+    respString = resp.GetString()
+    if isValidAndNotEmpty(respString)
+        m.top.responseBody = ParseJson(respString)
+        print "m.top.responseBody=", m.top.responseBody
+    end if
+
+    respCode = resp.GetResponseCode()
+    if respCode < 0
+        ' there was an unexpected error
+        m.top.failureReason = resp.GetFailureReason()
+    else if respCode >= 200 and respCode < 300
+        ' save response headers if they're available
+        m.top.responseHeaders = resp.GetResponseHeaders()
+    end if
+
+    return respCode
+end function
+
+' Revert PostTask to default state
+sub empty()
+    ' These should match the defaults set in PostTask.xml
+    m.top.apiUrl = ""
+    m.top.timeoutSeconds = 30
+
+    m.top.arrayData = {}
+    m.top.stringData = ""
+
+    m.top.responseCode = invalid
+    m.top.responseBody = {}
+    m.top.responseHeaders = {}
+    m.top.failureReason = ""
+end sub

components/tasks/PostTask.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<component name="PostTask" extends="Task">
+    <interface>
+        <field id="apiUrl" type="string" />
+        <field id="timeoutSeconds" type="integer" value="30" />
+
+        <field id="arrayData" type="assocarray" value="{}" />
+        <field id="stringData" type="string" value="" />
+
+        <field id="responseCode" type="integer" />
+        <field id="responseBody" type="assocarray" value="{}" />
+        <field id="responseHeaders" type="assocarray" value="{}" />
+        <field id="failureReason" type="string" value="" />
+
+        <function name="empty" />
+    </interface>
+</component>

source/Main.brs

@@ -31,9 +31,8 @@ sub Main (args as dynamic) as void
     app_start:
     ' First thing to do is validate the ability to use the API
     if not LoginFlow() then return
-    ' tell jellyfin server about device capabilities
-    PostDeviceProfile()
-    ' remove previous scenes from the stack
+
+    ' remove login scenes from the stack
     sceneManager.callFunc("clearScenes")
 
     stopLoadingSpinner()
@@ -634,14 +633,11 @@ sub Main (args as dynamic) as void
             if event.exitedScreensaver = true
                 sceneManager.callFunc("resetTime")
                 group = sceneManager.callFunc("getActiveScene")
-                if isValid(group) and isValid(group.subtype())
+                if isValid(group)
                     ' refresh the current view
-                    if group.subtype() = "Home"
-                        currentTime = CreateObject("roDateTime").AsSeconds()
-                        group.timeLastRefresh = currentTime
-                        group.callFunc("refresh")
+                    if group.isSubType("JFScreen")
+                        group.callFunc("OnScreenShown")
                     end if
-                    ' todo: add other screens to be refreshed - movie detail, tv series, episode list etc.
                 end if
             else if isValid(event.audioGuideEnabled)
                 tmpGlobalDevice = m.global.device
@@ -673,12 +669,18 @@ sub Main (args as dynamic) as void
                 ' The audio codec capability has changed if true.
                 print "event.audioCodecCapabilityChanged = ", event.audioCodecCapabilityChanged
 
-                PostDeviceProfile()
+                postTask = createObject("roSGNode", "PostTask")
+                postTask.arrayData = getDeviceCapabilities()
+                postTask.apiUrl = "/Sessions/Capabilities/Full"
+                postTask.control = "RUN"
             else if isValid(event.videoCodecCapabilityChanged)
                 ' The video codec capability has changed if true.
                 print "event.videoCodecCapabilityChanged = ", event.videoCodecCapabilityChanged
 
-                PostDeviceProfile()
+                postTask = createObject("roSGNode", "PostTask")
+                postTask.arrayData = getDeviceCapabilities()
+                postTask.apiUrl = "/Sessions/Capabilities/Full"
+                postTask.control = "RUN"
             else if isValid(event.appFocus)
                 ' It is set to False when the System Overlay (such as the confirm partner button HUD or the caption control overlay) takes focus and True when the channel regains focus
                 print "event.appFocus = ", event.appFocus

source/VideoPlayer.brs

@@ -73,7 +73,6 @@ sub AddVideoContent(video as object, mediaSourceId as dynamic, audio_stream_idx
                     MarkItemWatched(video.id)
                     video.content.watched = not video.content.watched
                     group = m.scene.focusedChild
-                    group.timeLastRefresh = CreateObject("roDateTime").AsSeconds()
                     group.callFunc("refresh")
                     video.content = invalid
                     return

source/api/baserequest.brs

@@ -195,7 +195,13 @@ sub setCertificateAuthority(request as object) as void
 end sub
 
 ' Takes and returns a roUrlTransfer object after adding a Jellyfin "Authorization" header
-function authRequest(request as object) as object
+function authRequest(req as object) as object
+    req.AddHeader("Authorization", buildAuthHeader())
+    return req
+end function
+
+' Returns a string containing the "Authorization" header payload
+function buildAuthHeader() as string
     QUOTE = Chr(34)
     auth = "MediaBrowser" + " Client=" + QUOTE + "Jellyfin Roku" + QUOTE
     auth = auth + ", Device=" + QUOTE + m.global.device.name + " (" + m.global.device.model + ")" + QUOTE
@@ -211,6 +217,5 @@ function authRequest(request as object) as object
         auth = auth + ", Token=" + QUOTE + m.global.session.user.authToken + QUOTE
     end if
 
-    request.AddHeader("Authorization", auth)
-    return request
+    return auth
 end function