Installation script, Arch hook

scripts/99fix-opera

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+DPkg::Pre-Invoke {"stat -c %Z /usr/lib/x86_64-linux-gnu/opera/opera > /tmp/opera.timestamp";};
+DPkg::Post-Invoke {"if [ `stat -c %Z /usr/lib/x86_64-linux-gnu/opera/opera` -ne `cat /tmp/opera.timestamp` ]; then /root/.scripts/fix-opera.sh; fi; rm /tmp/opera.timestamp";};

scripts/fix-opera.hook

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+# Fix video playback on Opera Upgrade/Install.
+
+[Trigger]
+Operation = Install
+Operation = Upgrade
+Type = Package
+Target = opera
+
+[Action]
+Description = Fix video playback in Opera browser
+When = PostTransaction
+Exec = /root/.scripts/fix-opera.sh

scripts/fix-opera.sh

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+#!/bin/bash
+
+if [[ $(whoami) != "root" ]]; then
+	printf 'Try to run it with sudo\n'
+	exit 1
+fi
+
+if [[ $(uname -m) != "x86_64" ]]; then
+  printf 'This script is intended for 64-bit systems\n'
+  exit 1
+fi
+
+if ! which unzip > /dev/null; then
+	printf '\033[1munzip\033[0m package must be installed to run this script\n'
+	exit 1
+fi
+
+if ! which wget > /dev/null; then
+	printf '\033[1mwget\033[0m package must be installed to run this script\n'
+	exit 1
+fi
+
+#Config section
+readonly FIX_WIDEVINE=true
+readonly TEMP_DIR='/tmp'
+readonly FFMPEG_SRC_MAIN='https://api.github.com/repos/iteufel/nwjs-ffmpeg-prebuilt/releases'
+readonly FFMPEG_SRC_ALT='https://api.github.com/repos/Ld-Hagen/fix-opera-linux-ffmpeg-widevine/releases'
+readonly WIDEVINE_VERSIONS='https://dl.google.com/widevine-cdm/versions.txt'
+readonly FFMPEG_SO_NAME='libffmpeg.so'
+readonly WIDEVINE_SO_NAME='libwidevinecdm.so'
+readonly WIDEVINE_MANIFEST_NAME='manifest.json'
+
+readonly OPERA_DIR=$(dirname $(readlink -f $(which opera)))
+readonly OPERA_LIB_DIR="$OPERA_DIR/lib_extra"
+readonly OPERA_WIDEVINE_DIR="$OPERA_LIB_DIR/WidevineCdm"
+readonly OPERA_WIDEVINE_SO_DIR="$OPERA_WIDEVINE_DIR/_platform_specific/linux_x64"
+readonly OPERA_WIDEVINE_CONFIG="$OPERA_DIR/resources/widevine_config.json"
+
+#Getting download links
+printf 'Getting download links...\n'
+##ffmpeg
+readonly FFMPEG_URL_MAIN=$(wget -qO - $FFMPEG_SRC_MAIN | grep browser_download_url | cut -d '"' -f 4 | grep linux-x64 | head -n 1)
+readonly FFMPEG_URL_ALT=$(wget -qO - $FFMPEG_SRC_ALT | grep browser_download_url | cut -d '"' -f 4 | grep linux-x64 | head -n 1)
+[[ $(basename $FFMPEG_URL_ALT) < $(basename $FFMPEG_URL_MAIN) ]] && readonly FFMPEG_URL=$FFMPEG_URL_MAIN || readonly FFMPEG_URL=$FFMPEG_URL_ALT
+if [[ -z $FFMPEG_URL ]]; then
+	printf 'Failed to get ffmpeg download URL. Exiting...\n'
+	exit 1
+fi
+
+##Widevine
+if $FIX_WIDEVINE; then
+	readonly WIDEVINE_LATEST=`wget -qO - $WIDEVINE_VERSIONS | tail -n1`
+	readonly WIDEVINE_URL="https://dl.google.com/widevine-cdm/$WIDEVINE_LATEST-linux-x64.zip"
+fi
+
+#Downloading files
+printf 'Downloading files...\n'
+mkdir -p "$TEMP_DIR/opera-fix"
+##ffmpeg
+wget -q --show-progress $FFMPEG_URL -O "$TEMP_DIR/opera-fix/ffmpeg.zip"
+if [ $? -ne 0 ]; then
+	printf 'Failed to download ffmpeg. Check your internet connection or try later\n'
+	exit 1
+fi
+##Widevine
+if $FIX_WIDEVINE;  then
+	wget -q --show-progress "$WIDEVINE_URL" -O "$TEMP_DIR/opera-fix/widevine.zip"
+	if [ $? -ne 0 ]; then
+		printf 'Failed to download Widevine CDM. Check your internet connection or try later\n'
+		exit 1
+	fi
+fi
+
+#Extracting files
+printf 'Extracting files...\n'
+##ffmpeg
+unzip -o "$TEMP_DIR/opera-fix/ffmpeg.zip" -d $TEMP_DIR/opera-fix > /dev/null
+##Widevine
+if $FIX_WIDEVINE; then
+	unzip -o "$TEMP_DIR/opera-fix/widevine.zip" -d $TEMP_DIR/opera-fix > /dev/null
+fi
+
+#Removing old libraries and preparing directories
+printf 'Removing old libraries & making directories...\n'
+##ffmpeg
+rm -f "$OPERA_LIB_DIR/$FFMPEG_SO_NAME"
+mkdir -p "$OPERA_LIB_DIR"
+##Widevine
+if $FIX_WIDEVINE; then
+	rm -rf "$OPERA_WIDEVINE_DIR"
+	mkdir -p "$OPERA_WIDEVINE_SO_DIR"
+fi
+
+#Moving libraries to its place
+printf 'Moving libraries to its place...\n'
+##ffmpeg
+mv -f "$TEMP_DIR/opera-fix/$FFMPEG_SO_NAME" "$OPERA_LIB_DIR"
+chmod 0644 "$OPERA_LIB_DIR/$FFMPEG_SO_NAME"
+##Widevine
+if $FIX_WIDEVINE; then
+	mv -f "$TEMP_DIR/opera-fix/$WIDEVINE_SO_NAME" "$OPERA_WIDEVINE_SO_DIR"
+	chmod 0644 "$OPERA_WIDEVINE_SO_DIR/$WIDEVINE_SO_NAME"
+	mv -f "$TEMP_DIR/opera-fix/$WIDEVINE_MANIFEST_NAME" "$OPERA_WIDEVINE_DIR"
+	chmod 0644 "$OPERA_WIDEVINE_DIR/$WIDEVINE_MANIFEST_NAME"
+	printf "[\n      {\n         \"preload\": \"$OPERA_WIDEVINE_DIR\"\n      }\n]\n" > "$OPERA_WIDEVINE_CONFIG"
+fi
+
+#Removing temprary files
+printf 'Removing temprary files...\n'
+rm -rf "$TEMP_DIR/opera-fix"