From 4e06f0c25860a52ec4478c0d1dfd066b616a2d9a Mon Sep 17 00:00:00 2001
From: Eduard Tolosa <edu4rdshl@protonmail.com>
Date: Sat, 2 Jan 2021 18:31:16 -0500
Subject: [PATCH] Add vcschecker.sh

---
 user-bin/vcschecker.sh | 111 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 user-bin/vcschecker.sh

diff --git a/user-bin/vcschecker.sh b/user-bin/vcschecker.sh
new file mode 100644
index 0000000..fcccfec
--- /dev/null
+++ b/user-bin/vcschecker.sh
@@ -0,0 +1,111 @@
+#!/usr/bin/env sh
+STATIC_NAME="VCS checker"
+VERSION="1.0"
+
+summary() {
+  if [ "$TO_UPDATE_COUNTER" -eq 0 ]; then
+    echo
+    echo "No packages to update, leaving."
+  else
+    echo
+    echo "Packages to update: $TO_UPDATE_COUNTER"
+    echo "Packages list saved in: $OUTPUT_FILE"
+  fi
+}
+
+ctrl_c() {
+  echo "Keyboard Interrupt detected, leaving."
+  echo
+  summary
+  exit
+}
+
+trap ctrl_c 2
+
+version() {
+  echo "$STATIC_NAME version $VERSION"
+}
+
+usage() {
+  echo "Menu usage for $STATIC_NAME"
+  echo 
+  echo "-h/--help	      Show this help menu."
+  echo "-v/--version    Prints the version number."
+  echo "-o/--output   	Path to the output filename for the list of packages to update. Default: Curren_dir/to_update.txt."
+  echo "-p/--pkgpath  	Path to the directory having the packages directories. Default: Current directory."
+  echo "-k/--holdver	  Do not update pkgver inside the PKGBUILD. Default: false."
+}
+
+HOLD_PKGVER=false
+POSITIONAL=()
+while [[ $# -gt 0 ]]; do
+  key="$1"
+  case $key in
+    -v|--version)
+    version
+    exit
+    ;;
+    -h|--help)
+    usage
+    exit
+    ;;
+    -o|--output)
+    OUTPUT_FILE="$2"
+    shift
+    shift
+    ;;
+    -p|--pkgpath)
+    PKGBUILDS_PATH="$2"
+    shift
+    shift
+    ;;
+    -k|--holdver)
+    HOLD_PKGVER=true
+    shift
+    ;;
+    *)
+    POSITIONAL+=("$1")
+    shift
+    ;;
+  esac
+done
+set -- "${POSITIONAL[@]}"
+
+if [ -z "$PKGBUILDS_PATH" ]; then
+  PKGBUILDS_PATH="$(pwd)"
+fi
+
+if [ -z "$OUTPUT_FILE" ]; then
+  OUTPUT_FILE="$PKGBUILDS_PATH/to_update.txt"
+fi
+
+TO_UPDATE_COUNTER=0;
+
+for f in "$PKGBUILDS_PATH"/*; do
+  pkgbuild_path="$f/PKGBUILD"
+  if [ -f "$pkgbuild_path" ]; then
+  matches="$(grep -c 'git+\|pkgver()' "$pkgbuild_path")"
+    if [ -f "$pkgbuild_path" ] && [ "$matches" -eq 2 ]; then
+      . "$pkgbuild_path"
+      echo "Git VCS detected for $pkgname."
+      remote_ver="$(GIT_TERMINAL_PROMPT=0 git ls-remote "${source/*git+/}" HEAD | head -c 7)"
+      if [[ $pkgver =~ $remote_ver ]]; then
+        echo "Package $pkgname is up to date."
+      else
+        echo "Package $pkgname is outdated, adding to $OUTPUT_FILE"
+        echo "$pkgname" >> "$OUTPUT_FILE"
+        TO_UPDATE_COUNTER=$((TO_UPDATE_COUNTER + 1))
+        if ! $HOLD_PKGVER; then
+  	      clone_path="$f/$pkgname"
+          git clone -q "${source/*git+/}" "$clone_path" && cd "$clone_path" || return
+          current_ver="$(pkgver 2>/dev/null)"
+          sed -i "s/pkgver=.*/pkgver=$current_ver/" "$pkgbuild_path"
+	        echo "pkgver for $pkgname was updated in the PKGBUILD."
+      	  cd "$PKGBUILDS_PATH" && rm -rf "$clone_path"
+	      fi
+      fi
+    fi
+  fi
+done
+
+summary