Add -TemporaryPath parameter to Install-PSResource, Save-PSResource, and Update-PSResource

help/Install-PSResource.md

@@ -17,7 +17,7 @@ Installs resources from a registered repository.
 
 ```
 Install-PSResource [-Name] <string[]> [-Version <string>] [-Prerelease] [-Repository <string[]>]
- [-Credential <pscredential>] [-Scope <ScopeType>] [-TrustRepository] [-Reinstall] [-Quiet]
+ [-Credential <pscredential>] [-Scope <ScopeType>] [-TemporaryPath <string>] [-TrustRepository] [-Reinstall] [-Quiet]
  [-AcceptLicense] [-NoClobber] [-SkipDependencyCheck] [-AuthenticodeCheck] [-PassThru] [-WhatIf]
  [-Confirm] [<CommonParameters>]
 ```
@@ -224,6 +224,22 @@ Accept pipeline input: False
 Accept wildcard characters: False
 ```
 
+### -TemporaryPath
+
+Specifies the path to temporarily install the resource before actual installation. If no temporary path is provided, the resource is temporarily installed in the current user's temporary folder. 
+
+```yaml
+Type: System.String
+Parameter Sets: (All)
+Aliases:
+
+Required: False
+Position: Named
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
 ### -Prerelease
 
 When specified, includes prerelease versions in search results returned.

help/Save-PSResource.md

@@ -17,7 +17,7 @@ Saves resources (modules and scripts) from a registered repository onto the mach
 
 ```
 Save-PSResource [-Name] <string[]> [-Version <string>] [-Prerelease] [-Repository <string[]>]
- [-Credential <pscredential>] [-AsNupkg] [-IncludeXML] [-Path <string>] [-TrustRepository]
+ [-Credential <pscredential>] [-AsNupkg] [-IncludeXML] [-Path <string>] [-TemporaryPath <string>] [-TrustRepository]
  [-PassThru] [-SkipDependencyCheck] [-AuthenticodeCheck] [-Quiet] [-WhatIf] [-Confirm]
  [<CommonParameters>]
 ```
@@ -207,6 +207,22 @@ Accept pipeline input: False
 Accept wildcard characters: False
 ```
 
+### -TemporaryPath
+
+Specifies the path to temporarily install the resource before saving. If no temporary path is provided, the resource is temporarily installed in the current user's temporary folder. 
+
+```yaml
+Type: System.String
+Parameter Sets: (All)
+Aliases:
+
+Required: False
+Position: Named
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
 ### -Prerelease
 
 When specified, includes prerelease versions in search results returned.

help/Update-PSResource.md

@@ -17,7 +17,7 @@ Downloads and installs the newest version of a package already installed on the
 
 ```
 Update-PSResource [[-Name] <string[]>] [-Version <string>] [-Prerelease] [-Repository <string[]>]
- [-Scope <ScopeType>] [-TrustRepository] [-Credential <pscredential>] [-Quiet] [-AcceptLicense]
+ [-Scope <ScopeType>] [-TemporaryPath <string>] [-TrustRepository] [-Credential <pscredential>] [-Quiet] [-AcceptLicense]
  [-Force] [-PassThru] [-SkipDependencyCheck] [-AuthenticodeCheck] [-WhatIf] [-Confirm]
  [<CommonParameters>]
 ```
@@ -162,6 +162,22 @@ Accept pipeline input: False
 Accept wildcard characters: False
 ```
 
+### -TemporaryPath
+
+Specifies the path to temporarily install the resource before actual installatoin. If no temporary path is provided, the resource is temporarily installed in the current user's temporary folder. 
+
+```yaml
+Type: System.String
+Parameter Sets: (All)
+Aliases:
+
+Required: False
+Position: Named
+Default value: None
+Accept pipeline input: False
+Accept wildcard characters: False
+```
+
 ### -Prerelease
 
 When specified, allows updating to a prerelease version.

src/code/InstallHelper.cs

@@ -53,6 +53,7 @@ internal class InstallHelper : PSCmdlet
         private bool _savePkg;
         List<string> _pathsToSearch;
         List<string> _pkgNamesToInstall;
+        private string _tmpPath;
 
         #endregion
 
@@ -82,10 +83,11 @@ public List<PSResourceInfo> InstallPackages(
             bool skipDependencyCheck,
             bool authenticodeCheck,
             bool savePkg,
-            List<string> pathsToInstallPkg)
+            List<string> pathsToInstallPkg,
+            string tmpPath)
         {
             _cmdletPassedIn.WriteVerbose(string.Format("Parameters passed in >>> Name: '{0}'; Version: '{1}'; Prerelease: '{2}'; Repository: '{3}'; " +
-                "AcceptLicense: '{4}'; Quiet: '{5}'; Reinstall: '{6}'; TrustRepository: '{7}'; NoClobber: '{8}'; AsNupkg: '{9}'; IncludeXml '{10}'; SavePackage '{11}'",
+                "AcceptLicense: '{4}'; Quiet: '{5}'; Reinstall: '{6}'; TrustRepository: '{7}'; NoClobber: '{8}'; AsNupkg: '{9}'; IncludeXml '{10}'; SavePackage '{11}'; TemporaryPath '{12}'",
                 string.Join(",", names),
                 versionRange != null ? (versionRange.OriginalString != null ? versionRange.OriginalString : string.Empty) : string.Empty,
                 prerelease.ToString(),
@@ -97,7 +99,9 @@ public List<PSResourceInfo> InstallPackages(
                 noClobber.ToString(),
                 asNupkg.ToString(),
                 includeXml.ToString(),
-                savePkg.ToString()));
+                savePkg.ToString(),
+                tmpPath ?? string.Empty));
+
 
             _versionRange = versionRange;
             _prerelease = prerelease;
@@ -113,6 +117,7 @@ public List<PSResourceInfo> InstallPackages(
             _includeXml = includeXml;
             _savePkg = savePkg;
             _pathsToInstallPkg = pathsToInstallPkg;
+            _tmpPath = tmpPath ?? Path.GetTempPath();
 
             // Create list of installation paths to search.
             _pathsToSearch = new List<string>();
@@ -327,7 +332,7 @@ private List<PSResourceInfo> InstallPackage(
             foreach (PSResourceInfo pkg in pkgsToInstall)
             {
                 currentInstalledPkgCount++;
-                var tempInstallPath = Path.Combine(Path.GetTempPath(), Guid.NewGuid().ToString());
+                var tempInstallPath = Path.Combine(_tmpPath, Guid.NewGuid().ToString());
                 try
                 {
                     // Create a temp directory to install to

src/code/InstallPSResource.cs

@@ -67,6 +67,29 @@ class InstallPSResource : PSCmdlet
         [Parameter]
         public ScopeType Scope { get; set; }
 
+        /// <summary>
+        /// The destination where the resource is to be temporarily installed
+        /// </summary>
+        [Parameter]
+        [ValidateNotNullOrEmpty]
+        public string TemporaryPath
+        {
+            get
+            { return _tmpPath; }
+
+            set
+            {
+                if (WildcardPattern.ContainsWildcardCharacters(value)) 
+                { 
+                    throw new PSArgumentException("Wildcard characters are not allowed in the temporary path."); 
+                } 
+
+                // This will throw if path cannot be resolved
+                _tmpPath = SessionState.Path.GetResolvedPSPathFromPSPath(value).First().Path;
+            }
+        }
+        private string _tmpPath;
+
         /// <summary>
         /// Suppresses being prompted for untrusted sources.
         /// </summary>
@@ -528,7 +551,8 @@ private void ProcessInstallHelper(string[] pkgNames, VersionRange pkgVersion, bo
                 skipDependencyCheck: SkipDependencyCheck,
                 authenticodeCheck: AuthenticodeCheck,
                 savePkg: false,
-                pathsToInstallPkg: _pathsToInstallPkg);
+                pathsToInstallPkg: _pathsToInstallPkg,
+                tmpPath: _tmpPath);
 
             if (PassThru)
             {

src/code/SavePSResource.cs

@@ -109,6 +109,30 @@ public string Path
         }
         private string _path;
 
+        /// <summary>
+        /// The destination where the resource is to be temporarily saved to.
+
+        /// </summary>
+        [Parameter]
+        [ValidateNotNullOrEmpty]
+        public string TemporaryPath
+        {
+            get
+            { return _tmpPath; }
+
+            set
+            {
+                if (WildcardPattern.ContainsWildcardCharacters(value)) 
+                { 
+                    throw new PSArgumentException("Wildcard characters are not allowed in the temporary path."); 
+                } 
+
+                // This will throw if path cannot be resolved
+                _tmpPath = SessionState.Path.GetResolvedPSPathFromPSPath(value).First().Path;
+            }
+        }
+        private string _tmpPath;
+
         /// <summary>
         /// Suppresses being prompted for untrusted sources.
         /// </summary>
@@ -266,7 +290,8 @@ private void ProcessSaveHelper(string[] pkgNames, bool pkgPrerelease, string[] p
                 skipDependencyCheck: SkipDependencyCheck,
                 authenticodeCheck: AuthenticodeCheck,
                 savePkg: true,
-                pathsToInstallPkg: new List<string> { _path });
+                pathsToInstallPkg: new List<string> { _path },
+                tmpPath: _tmpPath);
 
             if (PassThru)
             {

src/code/UpdatePSResource.cs

@@ -5,6 +5,7 @@
 using NuGet.Versioning;
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 using System.Management.Automation;
 using System.Threading;
@@ -68,6 +69,30 @@ public sealed class UpdatePSResource : PSCmdlet
         [Parameter]
         public ScopeType Scope { get; set; }
 
+        /// <summary>
+        /// The destination where the resource is to be temporarily installed to while updating.
+
+        /// </summary>
+        [Parameter]
+        [ValidateNotNullOrEmpty]
+        public string TemporaryPath
+        {
+            get
+            { return _tmpPath; }
+
+            set
+            {
+                if (WildcardPattern.ContainsWildcardCharacters(value)) 
+                { 
+                    throw new PSArgumentException("Wildcard characters are not allowed in the temporary path."); 
+                } 
+
+                // This will throw if path cannot be resolved
+                _tmpPath = SessionState.Path.GetResolvedPSPathFromPSPath(value).First().Path;
+            }
+        }
+        private string _tmpPath;
+
         /// <summary>
         /// When specified, suppresses prompting for untrusted sources.
         /// </summary>
@@ -187,7 +212,8 @@ protected override void ProcessRecord()
                 skipDependencyCheck: SkipDependencyCheck,
                 authenticodeCheck: AuthenticodeCheck,
                 savePkg: false,
-                pathsToInstallPkg: _pathsToInstallPkg);
+                pathsToInstallPkg: _pathsToInstallPkg,
+                tmpPath: _tmpPath);
 
             if (PassThru)
             {