Download of Attachments

JiraPS/Public/Get-JiraIssueAttachment.ps1

@@ -59,14 +59,6 @@ function Get-JiraIssueAttachment {
 
             ConvertTo-JiraAttachment -InputObject $attachments
         }
-        else {
-            $errorMessage = @{
-                Category         = "ObjectNotFound"
-                CategoryActivity = "Searching for resource"
-                Message          = "This issue does not have any attachments"
-            }
-            Write-Error @errorMessage
-        }
     }
 
     end {

JiraPS/Public/Get-JiraIssueAttachmentFile.ps1

@@ -0,0 +1,68 @@
+function Get-JiraIssueAttachmentFile {
+    # .ExternalHelp ..\JiraPS-help.xml
+    [CmdletBinding()]
+    [OutputType([Bool])]
+    param (
+        [Parameter( Mandatory, ValueFromPipeline )]
+        [PSTypeName('JiraPS.Attachment')]
+        $Attachment,
+
+        [ValidateScript(
+            {
+                if (-not (Test-Path $_)) {
+                    $errorItem = [System.Management.Automation.ErrorRecord]::new(
+                        ([System.ArgumentException]"Path not found"),
+                        'ParameterValue.FileNotFound',
+                        [System.Management.Automation.ErrorCategory]::ObjectNotFound,
+                        $_
+                    )
+                    $errorItem.ErrorDetails = "Invalid path '$_'."
+                    $PSCmdlet.ThrowTerminatingError($errorItem)
+                }
+                else {
+                    return $true
+                }
+            }
+        )]
+        [String]
+        $Path,
+
+        [Parameter()]
+        [System.Management.Automation.PSCredential]
+        [System.Management.Automation.Credential()]
+        $Credential = [System.Management.Automation.PSCredential]::Empty
+    )
+
+    begin {
+        Write-Verbose "[$($MyInvocation.MyCommand.Name)] Function started"
+    }
+
+    process {
+        Write-DebugMessage "[$($MyInvocation.MyCommand.Name)] ParameterSetName: $($PsCmdlet.ParameterSetName)"
+        Write-DebugMessage "[$($MyInvocation.MyCommand.Name)] PSBoundParameters: $($PSBoundParameters | Out-String)"
+
+        foreach ($_Attachment in $Attachment) {
+            if ($Path) {
+                $filename = Join-Path $Path $_Attachment.Filename
+            }
+            else {
+                $filename = $_Attachment.Filename
+            }
+
+            $iwParameters = @{
+                Uri        = $_Attachment.Content
+                Method     = 'Get'
+                Headers    = @{"Accept" = $_Attachment.MediaType}
+                OutFile    = $filename
+                Credential = $Credential
+            }
+
+            $result = Invoke-JiraMethod @iwParameters
+            (-not $result)
+        }
+    }
+
+    end {
+        Write-Verbose "[$($MyInvocation.MyCommand.Name)] Function ended"
+    }
+}

Tests/Functions/Get-JiraIssueAttachmentFile.Unit.Tests.ps1

@@ -0,0 +1,154 @@
+#requires -modules BuildHelpers
+#requires -modules @{ ModuleName = "Pester"; ModuleVersion = "4.4.0" }
+
+Describe "Get-JiraIssueAttachmentFile" -Tag 'Unit' {
+
+    BeforeAll {
+        Remove-Item -Path Env:\BH*
+        $projectRoot = (Resolve-Path "$PSScriptRoot/../..").Path
+        if ($projectRoot -like "*Release") {
+            $projectRoot = (Resolve-Path "$projectRoot/..").Path
+        }
+
+        Import-Module BuildHelpers
+        Set-BuildEnvironment -BuildOutput '$ProjectPath/Release' -Path $projectRoot -ErrorAction SilentlyContinue
+
+        $env:BHManifestToTest = $env:BHPSModuleManifest
+        $script:isBuild = $PSScriptRoot -like "$env:BHBuildOutput*"
+        if ($script:isBuild) {
+            $Pattern = [regex]::Escape($env:BHProjectPath)
+
+            $env:BHBuildModuleManifest = $env:BHPSModuleManifest -replace $Pattern, $env:BHBuildOutput
+            $env:BHManifestToTest = $env:BHBuildModuleManifest
+        }
+
+        Import-Module "$env:BHProjectPath/Tools/BuildTools.psm1"
+
+        Remove-Module $env:BHProjectName -ErrorAction SilentlyContinue
+        Import-Module $env:BHManifestToTest
+    }
+    AfterAll {
+        Remove-Module $env:BHProjectName -ErrorAction SilentlyContinue
+        Remove-Module BuildHelpers -ErrorAction SilentlyContinue
+        Remove-Item -Path Env:\BH*
+    }
+
+    InModuleScope JiraPS {
+
+        . "$PSScriptRoot/../Shared.ps1"
+
+        $jiraServer = 'http://jiraserver.example.com'
+        $issueID = 41701
+        $issueKey = 'IT-3676'
+
+        $attachments = @"
+[
+    {
+        "self": "$jiraServer/rest/api/2/attachment/10013",
+        "id": "10013",
+        "filename": "foo.pdf",
+        "author": {
+            "self": "$jiraServer/rest/api/2/user?username=admin",
+            "name": "admin",
+            "key": "admin",
+            "accountId": "000000:000000-0000-0000-0000-ab899c878d00",
+            "emailAddress": "admin@example.com",
+            "avatarUrls": { },
+            "displayName": "Admin",
+            "active": true,
+            "timeZone": "Europe/Berlin"
+        },
+        "created": "2017-10-16T10:06:29.399+0200",
+        "size": 60444,
+        "mimeType": "application/pdf",
+        "content": "$jiraServer/secure/attachment/10013/foo.pdf"
+    },
+    {
+        "self": "$jiraServer/rest/api/2/attachment/10010",
+        "id": "10010",
+        "filename": "bar.pdf",
+        "author": {
+            "self": "$jiraServer/rest/api/2/user?username=admin",
+            "name": "admin",
+            "key": "admin",
+            "accountId": "000000:000000-0000-0000-0000-ab899c878d00",
+            "emailAddress": "admin@example.com",
+            "avatarUrls": { },
+            "displayName": "Admin",
+            "active": true,
+            "timeZone": "Europe/Berlin"
+        },
+        "created": "2017-10-16T09:06:48.070+0200",
+        "size": 438098,
+        "mimeType": "'application/pdf'",
+        "content": "$jiraServer/secure/attachment/10010/bar.pdf"
+    }
+]
+"@
+
+        Mock Get-JiraIssueAttachment -ModuleName JiraPS {
+            $object = ConvertFrom-Json -InputObject $attachments
+            $object[0].PSObject.TypeNames.Insert(0, 'JiraPS.Attachment')
+            $object[1].PSObject.TypeNames.Insert(0, 'JiraPS.Attachment')
+            $object
+        }
+
+        Mock Invoke-JiraMethod -ModuleName JiraPS -ParameterFilter {
+            $Method -eq 'Get' -and
+            $URI -like "$jiraServer/secure/attachment/*"
+        } {
+            ShowMockInfo 'Invoke-JiraMethod' 'Method', 'Uri', 'OutFile'
+        }
+
+        # Generic catch-all. This will throw an exception if we forgot to mock something.
+        Mock Invoke-JiraMethod -ModuleName JiraPS {
+            ShowMockInfo 'Invoke-JiraMethod' 'Method', 'Uri'
+            throw "Unidentified call to Invoke-JiraMethod"
+        }
+
+        #############
+        # Tests
+        #############
+
+        It 'only accepts JiraPS.Attachment as input' {
+            { Get-JiraIssueAttachmentFile -Attachment (Get-Date) } | Should Throw
+            { Get-JiraIssueAttachmentFile -Attachment (Get-ChildItem) } | Should Throw
+            { Get-JiraIssueAttachmentFile -Attachment @('foo', 'bar') } | Should Throw
+            { Get-JiraIssueAttachmentFile -Attachment (Get-JiraIssueAttachment -Issue "Foo") } | Should Not Throw
+        }
+
+        It 'takes the issue input over the pipeline' {
+            { Get-JiraIssueAttachment -Issue "Foo" | Get-JiraIssueAttachmentFile } | Should Not Throw
+        }
+
+        It 'uses Invoke-JiraMethod for saving to disk' {
+            $script:ShowMockData = $true
+            Get-JiraIssueAttachment -Issue "Foo" | Get-JiraIssueAttachmentFile
+            Get-JiraIssueAttachment -Issue "Foo" | Get-JiraIssueAttachmentFile -Path "../"
+
+            $assertMockCalledSplat = @{
+                CommandName     = 'Invoke-JiraMethod'
+                ModuleName      = "JiraPS"
+                ParameterFilter = {
+                    $OutFile -in @("foo.pdf", "bar.pdf")
+                }
+                Exactly         = $true
+                Times           = 2
+                Scope           = 'It'
+            }
+            Assert-MockCalled @assertMockCalledSplat
+
+            $assertMockCalledSplat = @{
+                CommandName     = 'Invoke-JiraMethod'
+                ModuleName      = "JiraPS"
+                ParameterFilter = {
+                    $OutFile -like "..*.pdf"
+                }
+                Exactly         = $true
+                Times           = 2
+                Scope           = 'It'
+            }
+            Assert-MockCalled @assertMockCalledSplat
+        }
+    }
+}

docs/en-US/commands/Get-JiraIssueAttachment.md

@@ -126,6 +126,8 @@ If neither are supplied, this function will run with anonymous access to JIRA.
 
 ## RELATED LINKS
 
+[Get-JiraAttachmentFile](../Get-JiraAttachmentFile/)
+
 [Add-JiraIssueAttachment](../Add-JiraIssueAttachment/)
 
 [Get-JiraIssue](../Get-JiraIssue/)

docs/en-US/commands/Get-JiraIssueAttachmentFile.md

@@ -0,0 +1,138 @@
+---
+external help file: JiraPS-help.xml
+Module Name: JiraPS
+online version: https://atlassianps.org/docs/JiraPS/commands/Get-JiraIssueAttachmentFile/
+locale: en-US
+schema: 2.0.0
+layout: documentation
+permalink: /docs/JiraPS/commands/Get-JiraIssueAttachmentFile/
+---
+# Get-JiraIssueAttachmentFile
+
+## SYNOPSIS
+
+Save an attachment to disk.
+
+## SYNTAX
+
+```powershell
+Get-JiraIssueAttachmentFile [-Attachment] <JiraPS.Attachment> [[-Path] <String>]]
+ [[-Credential] <PSCredential>] [<CommonParameters>]
+```
+
+## DESCRIPTION
+
+This function downloads an attachment of an issue to the local disk.
+
+## EXAMPLES
+
+### EXAMPLE 1
+
+```powershell
+Get-JiraIssueAttachmentFile (Get-JiraIssueAttachment -Issue TEST-001)
+```
+
+This example downloads all attachments from issue TEST-001 to the current
+working directory.
+
+### EXAMPLE 2
+
+```powershell
+Get-JiraIssue TEST-002 | Get-JiraIssueAttachment | Get-JiraIssueAttachmentFile
+```
+
+This example illustrates use of the pipeline to download all attachments from
+issue TEST-002.
+
+### EXAMPLE 3
+
+```powershell
+Get-JiraIssue TEST-002 |
+    Get-JiraIssueAttachment -FileName "*.png" |
+    Get-JiraIssueAttachmentFile -Path "c:\temp
+```
+
+Download all attachments of issue TEST-002 where the filename ends in `.png`
+to a specific location.
+
+## PARAMETERS
+
+### -Attachment
+
+Attachment which will be downloaded.
+
+```yaml
+Type: JiraPS.Attachment
+Parameter Sets: (All)
+Aliases:
+
+Required: True
+Position: 1
+Default value: None
+Accept pipeline input: True (ByValue)
+Accept wildcard characters: False
+```
+
+### -Path
+
+Path in which to store to attachment.
+
+The name of the file will be appended to the Path provided.
+
+```yaml
+Type: String
+Parameter Sets: (All)
+Aliases:
+
+Required: False
+Position: 2
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
+### -Credential
+
+Credentials to use to connect to JIRA.  
+If not specified, this function will use anonymous access.
+
+```yaml
+Type: PSCredential
+Parameter Sets: (All)
+Aliases:
+
+Required: False
+Position: 3
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
+### CommonParameters
+
+This cmdlet supports the common parameters: -Debug, -ErrorAction, -ErrorVariable, -InformationAction, -InformationVariable, -OutVariable, -OutBuffer, -PipelineVariable, -Verbose, -WarningAction, and -WarningVariable.
+For more information, see about_CommonParameters (http://go.microsoft.com/fwlink/?LinkID=113216).
+
+## INPUTS
+
+### [JiraPS.Attachment]
+
+## OUTPUTS
+
+### [Bool]
+
+## NOTES
+
+This function requires either the `-Credential` parameter to be passed or a persistent JIRA session.
+See `New-JiraSession` for more details.
+If neither are supplied, this function will run with anonymous access to JIRA.
+
+## RELATED LINKS
+
+[Get-JiraAttachment](../Get-JiraAttachmentFile/)
+
+[Add-JiraIssueAttachmentFile](../Add-JiraIssueAttachmentFile/)
+
+[Get-JiraIssue](../Get-JiraIssue/)
+
+[Remove-JiraIssueAttachmentFile](../Remove-JiraIssueAttachmentFile/)