[qt5-base] Restore qtdeploy.ps1

ports/qt5-base/portfile.cmake

@@ -111,4 +111,6 @@ file(COPY ${CURRENT_PACKAGES_DIR}/debug/lib/qtmaind.prl DESTINATION ${CURRENT_PA
 file(REMOVE ${CURRENT_PACKAGES_DIR}/debug/lib/qtmaind.lib)
 file(REMOVE ${CURRENT_PACKAGES_DIR}/debug/lib/qtmaind.prl)
 
+file(COPY ${CMAKE_CURRENT_LIST_DIR}/qtdeploy.ps1 DESTINATION ${CURRENT_PACKAGES_DIR}/plugins)
+
 file(INSTALL ${SOURCE_PATH}/LICENSE.LGPLv3 DESTINATION  ${CURRENT_PACKAGES_DIR}/share/${PORT} RENAME copyright)

ports/qt5-base/qtdeploy.ps1

@@ -0,0 +1,68 @@
+# This script is based on the implementation of windeployqt for qt5.7.1
+#
+# Qt's plugin deployment strategy is that each main Qt Module has a hardcoded
+# set of plugin subdirectories. Each of these subdirectories is deployed in
+# full if that Module is referenced.
+#
+# This hardcoded list is found inside qttools\src\windeployqt\main.cpp. For
+# updating, inspect the symbols qtModuleEntries and qtModuleForPlugin.
+
+# Note: this function signature and behavior is depended upon by applocal.ps1
+function deployPluginsIfQt([string]$targetBinaryDir, [string]$QtPluginsDir, [string]$targetBinaryName) {
+
+    function deployPlugins([string]$pluginSubdirName) {
+        if (Test-Path "$QtPluginsDir\$pluginSubdirName") {
+            Write-Verbose "  Deploying plugins directory '$pluginSubdirName'"
+            New-Item "$targetBinaryDir\$pluginSubdirName" -ItemType Directory -ErrorAction SilentlyContinue | Out-Null
+            Get-ChildItem "$QtPluginsDir\$pluginSubdirName\*.dll" | % {
+                deployBinary "$targetBinaryDir\$pluginSubdirName" "$QtPluginsDir\$pluginSubdirName" $_.Name
+            }
+        } else {
+            Write-Verbose "  Skipping plugins directory '$pluginSubdirName': doesn't exist"
+        }
+    }
+
+    # We detect Qt modules in use via the DLLs themselves. See qtModuleEntries in Qt to find the mapping.
+    if ($targetBinaryName -like "Qt5Gui*.dll") {
+        Write-Verbose "  Deploying platforms"
+        New-Item "$targetBinaryDir\platforms" -ItemType Directory -ErrorAction SilentlyContinue | Out-Null
+        Get-ChildItem "$QtPluginsDir\platforms\qwindows*.dll" | % {
+            deployBinary "$targetBinaryDir\platforms" "$QtPluginsDir\platforms" $_.Name
+        }
+
+        deployPlugins "accessible"
+        deployPlugins "imageformats"
+        deployPlugins "iconengines"
+        deployPlugins "platforminputcontexts"
+    } elseif ($targetBinaryName -like "Qt5Network*.dll") {
+        deployPlugins "bearer"
+    } elseif ($targetBinaryName -like "Qt5Sql*.dll") {
+        deployPlugins "sqldrivers"
+    } elseif ($targetBinaryName -like "Qt5Multimedia*.dll") {
+        deployPlugins "audio"
+        deployPlugins "mediaservice"
+        deployPlugins "playlistformats"
+    } elseif ($targetBinaryName -like "Qt5PrintSupport*.dll") {
+        deployPlugins "printsupport"
+    } elseif ($targetBinaryName -like "Qt5Quick*.dll") {
+        deployPlugins "scenegraph"
+        deployPlugins "qmltooling"
+    } elseif ($targetBinaryName -like "Qt5Declarative*.dll") {
+        deployPlugins "qml1tooling"
+    } elseif ($targetBinaryName -like "Qt5Positioning*.dll") {
+        deployPlugins "position"
+    } elseif ($targetBinaryName -like "Qt5Location*.dll") {
+        deployPlugins "geoservices"
+    } elseif ($targetBinaryName -like "Qt5Sensors*.dll") {
+        deployPlugins "sensors"
+        deployPlugins "sensorgestures"
+    } elseif ($targetBinaryName -like "Qt5WebEngineCore*.dll") {
+        deployPlugins "qtwebengine"
+    } elseif ($targetBinaryName -like "Qt53DRenderer*.dll") {
+        deployPlugins "sceneparsers"
+    } elseif ($targetBinaryName -like "Qt5TextToSpeech*.dll") {
+        deployPlugins "texttospeech"
+    } elseif ($targetBinaryName -like "Qt5SerialBus*.dll") {
+        deployPlugins "canbus"
+    }
+}