Default wallpaper theming for Plasma 5

Makefile

@@ -41,12 +41,8 @@ install-local:
 	$(INSTALL) $(PIXMAPS) $(DESTDIR)/usr/share/pixmaps/
 
 	# KDE Config
-	mkdir -p $(DESTDIR)/usr/share/desktop-base/profiles/kde-profile/share/config
-	$(INSTALL) $(wildcard profiles/kde-profile/share/config/*) $(DESTDIR)/usr/share/desktop-base/profiles/kde-profile/share/config
 	mkdir -p $(DESTDIR)/usr/share/kde4/config
 	$(INSTALL) profiles/kde-profile/kdeglobals $(DESTDIR)/usr/share/kde4/config
-	mkdir -p $(DESTDIR)/usr/share/kde4/apps/plasma-desktop/init/
-	$(INSTALL) kde-wallpaper/10-desktop-base.js $(DESTDIR)/usr/share/kde4/apps/plasma-desktop/init/
 
 	# KDE Wallpaper
 	## Joy
@@ -65,10 +61,13 @@ install-local:
 	$(INSTALL) $(wildcard kde-wallpaper/joy_inksplat/contents/images/*) $(DESTDIR)/usr/share/wallpapers/joy_inksplat/contents/images/
 
 
-	## SDDM meta theme (configured with alternatives)
+	# SDDM meta theme (configured with alternatives)
 	install -d $(DESTDIR)/usr/share/sddm/themes/debian-theme
 	$(INSTALL) $(wildcard sddm-debian/*) $(DESTDIR)/usr/share/sddm/themes/debian-theme
 
+	# Set Plasma 5/KDE default wallpaper
+	install -d $(DESTDIR)/usr/share/plasma/shells/org.kde.plasma.desktop/contents/updates
+	$(INSTALL) defaults/plasma5/desktop-base.js $(DESTDIR)/usr/share/plasma/shells/org.kde.plasma.desktop/contents/updates/
 
 	## Joy
 	install -d $(DESTDIR)/usr/share/desktop-base/joy-theme

debian/changelog

@@ -2,9 +2,10 @@ desktop-base (9.0.0~exp1) UNRELEASED; urgency=medium
 
   [ Aurélien COUDERC ]
   * Initial support for Soft Waves theme by Juliette Belin.
-    - Default theme for GRUB. (Closes: #598776, #773369)
-    - Default theme Gnome wallpaper and lock screen
-    - Theme available for SDDM login and Plasma 5 wallpaper and lock screen
+    - Default theme for GRUB (Closes: #598776, #773369)
+    - Default theme for Gnome wallpaper and lock screen
+    - Default theme for Plasma 5 wallpaper (Closes: #831730)
+    - Theme available for SDDM login and lock screen
     - debian/copyright updated
   * Initial support for global theme switching via alternatives
 

debian/postinst

@@ -98,6 +98,23 @@ EOF
     done << EOF
 softwaves 40
 lines 30
+EOF
+
+    # Set up an alternative for the wallpaper for Plasma 5/KDE
+    # Highest priority for active theme
+    update-alternatives --install \
+        /usr/share/wallpapers/DebianTheme \
+        desktop-plasma5-wallpaper \
+        /usr/share/desktop-base/active-theme/wallpaper 50
+    # Alternatives for theme packages
+    while read theme priority; do
+        update-alternatives --install \
+            /usr/share/wallpapers/DebianTheme \
+            desktop-plasma5-wallpaper \
+            /usr/share/desktop-base/$theme-theme/wallpaper $priority
+    done << EOF
+softwaves 40
+lines 30
 EOF
 
     # Login theme

debian/prerm

@@ -76,6 +76,21 @@ EOF
         desktop-lockscreen.xml \
         /usr/share/desktop-base/active-theme/lockscreen/gnome-background.xml
 
+    # Remove Plasma 5/KDE wallpaper alternatives
+    # For theme packages
+    while read theme; do
+        update-alternatives --remove \
+            desktop-plasma5-wallpaper \
+            /usr/share/desktop-base/$theme-theme/wallpaper
+    done << EOF
+softwaves
+lines
+EOF
+    # *Last* remove *highest priority* alternative for active theme
+    update-alternatives --remove \
+        desktop-plasma5-wallpaper \
+        /usr/share/desktop-base/active-theme/wallpaper
+
     # Remove login theme alternatives
     # For theme packages
     # Alternative for theme packages

defaults/plasma5/desktop-base.js

@@ -0,0 +1,33 @@
+//    Copyright 2016 Aurélien COUDERC <zecoucou@free.fr>
+//
+//    This program is free software: you can redistribute it and/or modify
+//    it under the terms of the GNU General Public License as published by
+//    the Free Software Foundation, either version 3 of the License, or
+//    (at your option) any later version.
+//
+//    This program is distributed in the hope that it will be useful,
+//    but WITHOUT ANY WARRANTY; without even the implied warranty of
+//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//    GNU General Public License for more details.
+//
+//    You should have received a copy of the GNU General Public License
+//    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+// This script is provided by desktop-base
+// It is run by Plasma 5 on upgrade.
+// Plasma checks that the script is only run once for each version.
+d = desktops()
+
+for (i in d) {
+    // Only set up the wallpaper if the plugin is the default.
+    // Otherwise it means the user chose another plugin and we don’t want to override user’s choice.
+    if (d[i].wallpaperPlugin == 'org.kde.image') {
+        d[i].currentConfigGroup = Array('Wallpaper', 'org.kde.image', 'General')
+        if (!d[i].readConfig('Image')) {
+            // Only set up the wallpaper if the wallpaper image is empty (=default).
+            // Otherwise it means the user select a picture and we don’t want to override user’s choice.
+            d[i].writeConfig('Image', 'DebianTheme');
+        }
+    }
+}
+

kde-wallpaper/10-desktop-base.js

@@ -1,14 +0,0 @@
-// Placed in /usr/share/kde4/apps/plasma-desktop/init/
-// This script is run for new users, which do not have a .kde directory
-// and it set's the default wallpaper for all activities
-
-a = activities()
-
-for (i in a) {
-    a[i].wallpaperPlugin = 'image'
-    a[i].wallpaperMode = 'SingleImage'
-    a[i].currentConfigGroup = Array('Wallpaper', 'image')
-    a[i].writeConfig('wallpaper',
-            '/usr/share/images/desktop-base/desktop-background')
-    a[i].writeConfig('wallpaperposition', '2')          //enables croping
-}

profiles/kde-profile/share/config/ksplashrc

@@ -1,3 +0,0 @@
-[KSplash]
-Theme=lines
-Engine=KSplashQML