code365scripts.teams.psm1
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function GenerateThumbnail { param ( [string]$filePath ) $fileName = Split-Path $filePath -Leaf $thumbName = "$($fileName.Split('.')[0])_thumb.jpg" $full = [System.Drawing.Image]::FromFile($filePath); $thumb = $full.GetThumbnailImage(280, 158, $null, [System.IntPtr]::Zero); $encoder = GetEncoder $myEncoder = [Drawing.Imaging.Encoder]::Quality $myEncoderParameters = New-Object Drawing.Imaging.EncoderParameters(1) $myEncoderParameter = New-Object Drawing.Imaging.EncoderParameter($myEncoder, 24L) $myEncoderParameters.Param[0] = $myEncoderParameter $thumb.Save($filePath.replace($fileName, $thumbName), $encoder, $myEncoderParameters); $full.Dispose(); $thumb.Dispose(); } function GetEncoder() { $format = [Drawing.Imaging.ImageFormat]::Jpeg $codecs = [System.Drawing.Imaging.ImageCodecInfo]::GetImageDecoders() foreach ($codec in $codecs) { if ($codec.FormatID -eq $format.Guid) { return $codec; } } return $null; } function EnsureRequiredModules { [CmdletBinding()] param ( [string[]]$requiredModules ) $foundModules = Get-Module $requiredModules -ListAvailable if ($null -eq $foundModules) { $foundModules = @() } else { $foundModules = $foundModules.Name } if ($foundModules.Count -lt $requiredModules.Count) { $needToInstallModules = $requiredModules | Where-Object { $_ -notin $foundModules } $p = Read-Host -Prompt "该命令依赖 $([string]::Join(',',$needToInstallModules)) 模块，当前没有检测到，是否要立即安装?【Y/n】" if ($p.Length -eq 0 -xor $p.ToLower() -eq "y") { Install-Module $needToInstallModules -Scope CurrentUser } else { return } } } <# .SYNOPSIS 批量下载Teams视频会议的背景图 .DESCRIPTION 下载 https://adoption.microsoft.com/microsoft-teams/custom-backgrounds-gallery/ 这里列出的美图，保存到Teams指定的目录，并且进行压缩，生成缩略图。你只需要运行这个脚本，然后再去打开Teams的视频会议，选择背景图时就可以看到这些新的图片。 .EXAMPLE PS C:\> Get-TeamsVideoMeetingBackgrounds 下载所有推荐的美图到Teams指定目录 .EXAMPLE PS C:\> gtvb 下载所有推荐的美图到Teams指定目录 .LINK https://github.com/code365opensource/code365scripts/tree/master/code365scripts.teams #> function Get-TeamsVideoMeetingBackgrounds { [CmdletBinding()] [Alias("gtvb")] param () if ($PSVersionTable.PSVersion.Major -lt 6) { # 老版本Powershell需要手工导入这个图像库 Add-Type -AssemblyName System.Drawing } $path = "$home\AppData\Roaming\Microsoft\Teams\Backgrounds\uploads" if (-not (Test-Path $path)) { New-Item $path -ItemType Directory | Out-Null } # UseBasicparsing 可以提高性能，而且避免弹出一个对话框的问题，因为它不会尝试用IE去解析文档。（使用老版本的PowerShell的话） $images = (Invoke-WebRequest -Uri "https://adoption.microsoft.com/microsoft-teams/custom-backgrounds-gallery/" -UseBasicParsing).Links.href | Where-Object { ($_ -like "https://adoption.azureedge.net/wp-content/custom-backgrounds-gallery*.jpg") -and (-not (Test-Path "$path\$(Split-Path $_ -Leaf)")) } | Select-Object -Unique $wc = New-Object System.Net.WebClient $index = 1 $count = $images.Count $images | ForEach-Object { $fileName = Split-Path $_ -Leaf $filePath = "$path\$fileName" # 使用web client可以明显提高性能 $wc.DownloadFile($_, $filePath) Write-Progress -Activity "Download Background image" -Status "Save file: $_" -PercentComplete ($index / $count * 100) # Invoke-WebRequest -Uri $_ -OutFile $filePath GenerateThumbnail -filePath $filePath Write-Progress -Activity "Download Background image" -Status "Generate thumbnail: $fileName" -PercentComplete ($index / $count * 100) $index = $index + 1 } } <# .SYNOPSIS 删除Teams客户端缓存 #> function Remove-TeamsClientCache { [CmdletBinding(DefaultParameterSetName = 'default', SupportsShouldProcess = $true, PositionalBinding = $false, HelpUri = 'https://scripts.code365.xyz/code365scripts.teams/', ConfirmImpact = 'Medium')] [Alias()] Param () begin { $res = Read-Host -Prompt "这个命令将退出当前的Teams，并且清理客户端缓存，是否继续【y/N】?" if ($res.ToLower() -ne "y") { return } $errorpreference = $ErrorActionPreference $ErrorActionPreference = "SilentlyContinue" } process { Get-Process | Where-Object { $_.ProcessName -eq "Teams" } | Stop-Process Remove-Item –path $env:APPDATA"\Microsoft\teams\cache\*" | Out-Null Remove-Item –path $env:APPDATA"\Microsoft\teams\blob_storage\*" | Out-Null Remove-Item –path $env:APPDATA"\Microsoft\teams\databases\*" | Out-Null Remove-Item –path $env:APPDATA"\Microsoft\teams\GPUcache\*" | Out-Null Remove-Item –path $env:APPDATA"\Microsoft\teams\IndexedDB\*" -recurse | Out-Null Remove-Item –path $env:APPDATA"\Microsoft\teams\Local Storage\*" -recurse | Out-Null Remove-Item –path $env:APPDATA"\Microsoft\teams\tmp\*" | Out-Null Remove-Item –path $env:APPDATA"\Microsoft\teams\Code Cache\*" -Recurse | Out-Null Remove-Item –path $env:APPDATA"\Microsoft\teams\backgrounds\*" -Recurse | Out-Null Write-Host "客户端缓存已经清理，请重新启动Teams客户端" } end { $ErrorActionPreference = $errorpreference } } <# .SYNOPSIS 批量添加用户到某个团队 .DESCRIPTION 通过指定用户名或者从CSV中批量导入用户到某个团队。该命令仅支持添加本公司员工。 .EXAMPLE PS C:\> Import-TeamUser -teamName "开发测试" -users mike@xyz.com,tom@xyz.com 用逗号分开不同的用户名 .EXAMPLE PS C:\> Import-TeamUser -teamName "开发测试" -users mike,tom 用逗号分开不同的用户名，如果不带邮箱后缀，则自动以当前用户的邮箱后缀补充 .EXAMPLE PS C:\> Import-TeamUser -teamName "开发测试" -users (Import-Csv data.csv).email 从CSV中导入用户，以上命令假设用户信息文件名为 data.csv, 并且在email这个列中保存了用户的邮箱地址（可以带公司的后缀，也可以不带） #> function Import-TeamUser { [CmdletBinding(DefaultParameterSetName = "default")] param ( [Parameter(ParameterSetName = "default", Mandatory = $true)] [string]$teamName, [Parameter(ParameterSetName = "default", Mandatory = $true)] [string[]]$users ) begin { $errorpreference = $ErrorActionPreference $ErrorActionPreference = "SilentlyContinue" EnsureRequiredModules -requiredModules @("MicrosoftTeams") } process { $connect = Connect-MicrosoftTeams if ($null -ne $connect) { $domain = $connect.Account.Id.split('@')[1] $tenantId = $connect.TenantId } else { Write-Host "无法连接到Teams，操作终止" return } $team = Get-Team -DisplayName $teamName if ($null -eq $team) { Write-Host "无法查找到该团队，请检查名称" return } $teamId = $team.GroupId $channel = Get-TeamChannel -GroupId $teamId | Where-Object { $_.DisplayName -in @("General", "常规") } | Select-Object -First 1 $channelId = $channel.Id $inviteUrl = "https://teams.microsoft.com/l/team/$channelId/conversations?groupId=$teamId&tenantId=$tenantId" # 处理用户列表，如果有外部用户，则检查AzureAD模块是否安装 $guests = $users | Where-Object { $_.Contains("@") -band $_.Split('@')[1] -ne $domain } if ($null -ne $guests) { EnsureRequiredModules -requiredModules @("AzureAD") Connect-AzureAD foreach ($item in $guests) { New-AzureADMSInvitation -InvitedUserEmailAddress $item -InviteRedirectUrl $inviteUrl -SendInvitationMessage $true Start-Sleep -Seconds 2 } } $index = 1 $count = $users.Count foreach ($item in $users) { if (!($item.Contains("@"))) { $item += "@$domain" } Add-TeamUser -GroupId $team.GroupId -User $item -ErrorVariable e Write-Progress -Activity "批量导入用户" -Status $item -PercentComplete ($index++ / $count * 100) if ($null -eq $e) { Write-Host "$item 导入成功" } else { Write-Host "$item 导入失败" Write-Host "$e.Message" } } } end { $ErrorActionPreference = $errorpreference } } |