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<h1 class="page-title">Source: source/utils/misc.brs</h1>
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<pre
class="sunlight-highlight-javascript linenums">function isNodeEvent(msg, field as string) as boolean
2023-10-06 03:18:36 +00:00
return type(msg) = "roSGNodeEvent" and msg.getField() = field
end function
function getMsgPicker(msg, subnode = "" as string) as object
node = msg.getRoSGNode()
' Subnode allows for handling alias messages
if subnode &lt;> ""
node = node.findNode(subnode)
end if
coords = node.rowItemSelected
target = node.content.getChild(coords[0]).getChild(coords[1])
return target
end function
function getButton(msg, subnode = "buttons" as string) as object
buttons = msg.getRoSGNode().findNode(subnode)
if buttons = invalid then return invalid
active_button = buttons.focusedChild
return active_button
end function
function leftPad(base as string, fill as string, length as integer) as string
while len(base) &lt; length
base = fill + base
end while
return base
end function
function ticksToHuman(ticks as longinteger) as string
totalSeconds = int(ticks / 10000000)
hours = stri(int(totalSeconds / 3600)).trim()
minutes = stri(int((totalSeconds - (val(hours) * 3600)) / 60)).trim()
seconds = stri(totalSeconds - (val(hours) * 3600) - (val(minutes) * 60)).trim()
if val(hours) > 0 and val(minutes) &lt; 10 then minutes = "0" + minutes
if val(seconds) &lt; 10 then seconds = "0" + seconds
r = ""
if val(hours) > 0 then r = hours + ":"
r = r + minutes + ":" + seconds
return r
end function
function secondsToHuman(totalSeconds as integer) as string
hours = stri(int(totalSeconds / 3600)).trim()
minutes = stri(int((totalSeconds - (val(hours) * 3600)) / 60)).trim()
seconds = stri(totalSeconds - (val(hours) * 3600) - (val(minutes) * 60)).trim()
if val(hours) > 0 and val(minutes) &lt; 10 then minutes = "0" + minutes
if val(seconds) &lt; 10 then seconds = "0" + seconds
r = ""
if val(hours) > 0 then r = hours + ":"
r = r + minutes + ":" + seconds
return r
end function
' Format time as 12 or 24 hour format based on system clock setting
function formatTime(time) as string
hours = time.getHours()
minHourDigits = 1
if m.global.device.clockFormat = "12h"
meridian = "AM"
if hours = 0
hours = 12
meridian = "AM"
else if hours = 12
hours = 12
meridian = "PM"
else if hours > 12
hours = hours - 12
meridian = "PM"
end if
else
' For 24hr Clock, no meridian and pad hours to 2 digits
minHourDigits = 2
meridian = ""
end if
return Substitute("{0}:{1} {2}", leftPad(stri(hours).trim(), "0", minHourDigits), leftPad(stri(time.getMinutes()).trim(), "0", 2), meridian)
end function
function div_ceiling(a as integer, b as integer) as integer
if a &lt; b then return 1
if int(a / b) = a / b
return a / b
end if
return a / b + 1
end function
'Returns the item selected or -1 on backpress or other unhandled closure of dialog.
function get_dialog_result(dialog, port)
while dialog &lt;> invalid
msg = wait(0, port)
if isNodeEvent(msg, "backPressed")
return -1
else if isNodeEvent(msg, "itemSelected")
return dialog.findNode("optionList").itemSelected
end if
end while
'Dialog has closed outside of this loop, return -1 for failure
return -1
end function
function lastFocusedChild(obj as object) as object
if isValid(obj)
if isValid(obj.focusedChild) and isValid(obj.focusedChild.focusedChild) and LCase(obj.focusedChild.focusedChild.subType()) = "tvepisodes"
if isValid(obj.focusedChild.focusedChild.lastFocus)
return obj.focusedChild.focusedChild.lastFocus
end if
end if
child = obj
for i = 0 to obj.getChildCount()
if isValid(obj.focusedChild)
child = child.focusedChild
end if
end for
return child
else
return invalid
end if
end function
function show_dialog(message as string, options = [], defaultSelection = 0) as integer
lastFocus = lastFocusedChild(m.scene)
dialog = createObject("roSGNode", "JFMessageDialog")
if options.count() then dialog.options = options
if message.len() > 0
reg = CreateObject("roFontRegistry")
font = reg.GetDefaultFont()
dialog.fontHeight = font.GetOneLineHeight()
dialog.fontWidth = font.GetOneLineWidth(message, 999999999)
dialog.message = message
end if
if defaultSelection > 0
dialog.findNode("optionList").jumpToItem = defaultSelection
end if
dialog.visible = true
m.scene.appendChild(dialog)
dialog.setFocus(true)
port = CreateObject("roMessagePort")
dialog.observeField("backPressed", port)
dialog.findNode("optionList").observeField("itemSelected", port)
result = get_dialog_result(dialog, port)
m.scene.removeChildIndex(m.scene.getChildCount() - 1)
lastFocus.setFocus(true)
return result
end function
function message_dialog(message = "" as string)
return show_dialog(message, ["OK"])
end function
function option_dialog(options, message = "", defaultSelection = 0) as integer
return show_dialog(message, options, defaultSelection)
end function
'
' Take a jellyfin hostname and ensure it's a full url.
' prepend http or https and append default ports, and remove excess slashes
'
function standardize_jellyfin_url(url as string)
'Append default ports
maxSlashes = 0
if left(url, 8) = "https://" or left(url, 7) = "http://"
maxSlashes = 2
end if
'Check to make sure entry has no extra slashes before adding default ports.
if Instr(0, url, "/") = maxSlashes
if url.len() > 5 and mid(url, url.len() - 4, 1) &lt;> ":" and mid(url, url.len() - 5, 1) &lt;> ":"
if left(url, 5) = "https"
url = url + ":8920"
else
url = url + ":8096"
end if
end if
end if
'Append http:// to server
if left(url, 4) &lt;> "http"
url = "http://" + url
end if
return url
end function
sub setFieldTextValue(field, value)
node = m.top.findNode(field)
if node = invalid or value = invalid then return
' Handle non strings... Which _shouldn't_ happen, but hey
if type(value) = "roInt" or type(value) = "Integer"
value = str(value).trim()
else if type(value) = "roFloat" or type(value) = "Float"
value = str(value).trim()
else if type(value) &lt;> "roString" and type(value) &lt;> "String"
value = ""
end if
node.text = value
end sub
' Returns whether or not passed value is valid
function isValid(input as dynamic) as boolean
return input &lt;> invalid
end function
' Returns whether or not passed value is valid and not empty
' Accepts a string, or any countable type (arrays and lists)
function isValidAndNotEmpty(input as dynamic) as boolean
if not isValid(input) then return false
' Use roAssociativeArray instead of list so we get access to the doesExist() method
countableTypes = { "array": 1, "list": 1, "roarray": 1, "roassociativearray": 1, "rolist": 1 }
inputType = LCase(type(input))
if inputType = "string" or inputType = "rostring"
trimmedInput = input.trim()
return trimmedInput &lt;> ""
else if countableTypes.doesExist(inputType)
return input.count() > 0
else
print "Called isValidAndNotEmpty() with invalid type: ", inputType
return false
end if
end function
' Returns an array from a url - [ url, proto, host, port, subdir/params ]
' If port or subdir are not found, an empty string will be added to the array
' Proto must be declared or array will be empty
function parseUrl(url as string) as object
rgx = CreateObject("roRegex", "^(.*:)//([A-Za-z0-9\-\.]+)(:[0-9]+)?(.*)$", "")
return rgx.Match(url)
end function
' Returns true if the string is a loopback, such as 'localhost' or '127.0.0.1'
function isLocalhost(url as string) as boolean
' https://stackoverflow.com/questions/8426171/what-regex-will-match-all-loopback-addresses
rgx = CreateObject("roRegex", "^localhost$|^127(?:\.[0-9]+){0,2}\.[0-9]+$|^(?:0*\:)*?:?0*1$", "i")
return rgx.isMatch(url)
end function
' Rounds number to nearest integer
function roundNumber(f as float) as integer
' BrightScript only has a "floor" round
' This compares floor to floor + 1 to find which is closer
m = int(f)
n = m + 1
x = abs(f - m)
y = abs(f - n)
if y > x
return m
else
return n
end if
end function
' Converts ticks to minutes
function getMinutes(ticks) as integer
' A tick is .1ms, so 1/10,000,000 for ticks to seconds,
' then 1/60 for seconds to minutes... 1/600,000,000
return roundNumber(ticks / 600000000.0)
end function
'
' Returns whether or not a version number (e.g. 10.7.7) is greater or equal
' to some minimum version allowed (e.g. 10.8.0)
function versionChecker(versionToCheck as string, minVersionAccepted as string)
leftHand = CreateObject("roLongInteger")
rightHand = CreateObject("roLongInteger")
regEx = CreateObject("roRegex", "\.", "")
version = regEx.Split(versionToCheck)
if version.Count() &lt; 3
for i = version.Count() to 3 step 1
version.AddTail("0")
end for
end if
minVersion = regEx.Split(minVersionAccepted)
if minVersion.Count() &lt; 3
for i = minVersion.Count() to 3 step 1
minVersion.AddTail("0")
end for
end if
leftHand = (version[0].ToInt() * 10000) + (version[1].ToInt() * 100) + (version[2].ToInt() * 10)
rightHand = (minVersion[0].ToInt() * 10000) + (minVersion[1].ToInt() * 100) + (minVersion[2].ToInt() * 10)
return leftHand >= rightHand
end function
function findNodeBySubtype(node, subtype)
foundNodes = []
for each child in node.getChildren(-1, 0)
if lcase(child.subtype()) = "group"
return findNodeBySubtype(child, subtype)
end if
if lcase(child.subtype()) = lcase(subtype)
foundNodes.push({
node: child,
parent: node
})
end if
end for
return foundNodes
end function
function AssocArrayEqual(Array1 as object, Array2 as object) as boolean
if not isValid(Array1) or not isValid(Array2)
return false
end if
if not Array1.Count() = Array2.Count()
return false
end if
for each key in Array1
if not Array2.DoesExist(key)
return false
end if
if Array1[key] &lt;> Array2[key]
return false
end if
end for
return true
end function
' Search string array for search value. Return if it's found
function inArray(haystack, needle) as boolean
valueToFind = needle
if LCase(type(valueToFind)) &lt;> "rostring" and LCase(type(valueToFind)) &lt;> "string"
valueToFind = str(needle)
end if
valueToFind = lcase(valueToFind)
for each item in haystack
if lcase(item) = valueToFind then return true
end for
return false
end function
function toString(input) as string
if LCase(type(input)) = "rostring" or LCase(type(input)) = "string"
return input
end if
return str(input)
end function
sub startLoadingSpinner()
m.spinner = createObject("roSGNode", "Spinner")
m.spinner.translation = "[900, 450]"
m.spinner.visible = true
m.scene.appendChild(m.spinner)
end sub
sub startMediaLoadingSpinner()
dialog = createObject("roSGNode", "ProgressDialog")
dialog.id = "invisibiledialog"
dialog.visible = false
m.scene.dialog = dialog
startLoadingSpinner()
end sub
sub stopLoadingSpinner()
if isValid(m.spinner)
m.spinner.visible = false
end if
if isValid(m.scene) and isValid(m.scene.dialog)
m.scene.dialog.close = true
end if
end sub
' Check if a specific value is inside of an array
function arrayHasValue(arr as object, value as dynamic) as boolean
for each entry in arr
if entry = value
return true
end if
end for
return false
end function
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