Add build option to install the extension.crx locally

Run cmake with -DINSTALL_CHROME_EXTENSION=ON if you want to install the provided
extension.crx file locally instead of having Chrome download it from the store.

Default is off where it will download the newest version from the store.

CMakeLists.txt

@@ -32,17 +32,20 @@ find_package(KF5 ${KF5_MIN_VERSION} REQUIRED COMPONENTS
     Activities
 )
 
+# Options
+option(INSTALL_CHROME_EXTENSION "Whether to install the Chrome extension locally instead of downloading it from the Extension Store")
+
 add_subdirectory(host)
 add_subdirectory(tabsrunner)
 
 if(NOT DEFINED CHROME_EXTENSION_ID)
     # The extension ID is based on the key used to sign the extension
     # see https://stackoverflow.com/questions/23873623/obtaining-chrome-extension-id-for-development
     set(CHROME_EXTENSION_ID "cimiefiiaegbelhefglklhhakcgmhkai")
-
-    # TODO would be nice if we could automate the packaging and generation of the crx
 endif()
 
+# TODO configure manifest.json
+
 configure_file(org.kde.plasma.chrome_integration.json.in org.kde.plasma.chrome_integration.json @ONLY)
 configure_file(org.kde.plasma.firefox_integration.json.in org.kde.plasma.firefox_integration.json @ONLY)
 
@@ -53,11 +56,25 @@ install(FILES ${CMAKE_CURRENT_BINARY_DIR}/org.kde.plasma.chrome_integration.json
 # firefox
 install(FILES ${CMAKE_CURRENT_BINARY_DIR}/org.kde.plasma.firefox_integration.json DESTINATION /usr/lib/mozilla/native-messaging-hosts/ RENAME org.kde.plasma.browser_integration.json)
 
-# Install a policy to have browsers automatically add the extension
-configure_file(chrome_auto_install_policy.json.in chrome_auto_install_policy.json @ONLY)
+if(INSTALL_CHROME_EXTENSION)
+    configure_file(chrome_install_locally_policy.in chrome_install_locally_policy @ONLY)
+
+    # google-chrome
+    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/chrome_install_locally_policy DESTINATION /usr/share/google-chrome/extensions RENAME ${CHROME_EXTENSION_ID}.json)
+    # chromium
+    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/chrome_install_locally_policy DESTINATION /usr/share/chromium-browser/extensions RENAME ${CHROME_EXTENSION_ID}.json)
+
+    # The actual extension file
+    # TODO would be nice if we could automate the packaging and generation of the crx
+    # TODO do we need to use some form of KDE_INSTALL_TARGETS_DEFAULT_ARGS?
+    install(FILES extension.crx DESTINATION ${CMAKE_INSTALL_PREFIX}/share/plasma-browser-integration)
+
+else() # Install a policy to have browsers automatically add the extension
+
+    # google-chrome
+    install(FILES chrome_install_from_store_policy DESTINATION /usr/share/google-chrome/extensions RENAME ${CHROME_EXTENSION_ID}.json)
+    # chromium
+    install(FILES chrome_install_from_store_policy DESTINATION /usr/share/chromium-browser/extensions RENAME ${CHROME_EXTENSION_ID}.json)
+endif()
 
-# google-chrome
-install(FILES ${CMAKE_CURRENT_BINARY_DIR}/chrome_auto_install_policy.json DESTINATION /usr/share/google-chrome/extensions RENAME ${CHROME_EXTENSION_ID}.json)
-# chromium
-install(FILES ${CMAKE_CURRENT_BINARY_DIR}/chrome_auto_install_policy.json DESTINATION /usr/share/chromium-browser/extensions RENAME ${CHROME_EXTENSION_ID}.json)
 # TODO firefox

chrome_install_locally_policy.in

@@ -0,0 +1,4 @@
+{
+    "external_crx": "@CMAKE_INSTALL_PREFIX@/share/plasma-browser-integration/extension.crx",
+    "external_version": "@PROJECT_VERSION@"
+}

extension/manifest.json

@@ -4,7 +4,7 @@
   "name": "Plasma Integration",
   "short_name": "Plasma",
   "description": "Provides better integration with the KDE Plasma 5 desktop.",
-  "version": "0.0.1",
+  "version": "0.0.3",
 
   "default_locale": "en",