Videos: Add install-yt-dlp.sh script #4982

Signed-off-by: Michael Mayer <michael@photoprism.app>

scripts/dist/install-yt-dlp.sh

@@ -0,0 +1,82 @@
+#!/usr/bin/env bash
+
+# Installs the yt-dlp binary, a vector search engine, on Linux.
+# bash <(curl -s https://raw.githubusercontent.com/photoprism/photoprism/develop/scripts/dist/install-yt-dlp.sh)
+
+set -e
+
+# Show usage information if first argument is --help.
+if [[ ${1} == "--help" ]]; then
+  echo "Usage: ${0##*/} [destdir] [version]" 1>&2
+  exit 0
+fi
+
+# You can provide a custom installation directory as the first argument.
+DESTDIR=$(realpath "${1:-/usr/local}")
+
+# Determine target architecture.
+if [[ $PHOTOPRISM_ARCH ]]; then
+  SYSTEM_ARCH=$PHOTOPRISM_ARCH
+else
+  SYSTEM_ARCH=$(uname -m)
+fi
+
+DESTARCH=${BUILD_ARCH:-$SYSTEM_ARCH}
+
+case $DESTARCH in
+  amd64 | AMD64 | x86_64 | x86-64)
+    DESTARCH=x86_64
+    ;;
+
+  arm64 | ARM64 | aarch64)
+    DESTARCH=aarch64
+    ;;
+
+  arm | ARM | aarch | armv7l | armhf)
+    DESTARCH=armv7l
+    ;;
+
+  *)
+    echo "Unsupported Machine Architecture: \"$DESTARCH\"" 1>&2
+    exit 1
+    ;;
+esac
+
+. /etc/os-release
+
+# Abort if not executed as root.
+if [[ $(id -u) != "0" ]] && [[ $DESTDIR == "/usr" || $DESTDIR == "/usr/local" ]]; then
+  echo "Error: Run ${0##*/} as root to install in a system directory!" 1>&2
+  exit 1
+fi
+
+echo "Installing yt-dlp for ${DESTARCH^^}..."
+
+# Alternatively, users can specify a custom version to install as the second argument.
+GITHUB_LATEST=$(curl --silent "https://api.github.com/repos/yt-dlp/yt-dlp/releases/latest" | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/')
+VERSION=${2:-$GITHUB_LATEST}
+BINARY="yt-dlp_linux"
+
+if [[ $DESTARCH != "x86_64" ]]; then
+  BINARY="${BINARY}_${DESTARCH}"
+fi
+
+GITHUB_URL="https://github.com/yt-dlp/yt-dlp/releases/download/${VERSION}/${BINARY}"
+DESTBIN="${DESTDIR}/bin/yt-dlp"
+
+echo "------------------------------------------------"
+echo "VERSION : ${VERSION}"
+echo "LATEST  : ${GITHUB_LATEST}"
+echo "DOWNLOAD: ${GITHUB_URL}"
+echo "DESTDIR : ${DESTDIR}"
+echo "DESTBIN : ${DESTBIN}"
+echo "------------------------------------------------"
+
+echo "Downloading the yt-dlp binary to \"${DESTBIN}\"..."
+mkdir -p "${DESTDIR}"
+curl -fsSL "${GITHUB_URL}" -o "${DESTBIN}"
+
+echo "Changing permissions of \"${DESTBIN}\" to 755..."
+chmod 755 "${DESTBIN}"
+
+echo "Done."