git push origin masterMerge branch 'williamboman-patch-1'

Author: IonicaBizau

package.json

@@ -11,7 +11,8 @@
   },
   "author": "Ionică Bizău <[email protected]>",
   "contributors": [
-    "Gnab <[email protected]>"
+    "Gnab <[email protected]>",
+    "William Boman <[email protected]>"
   ],
   "license": "MIT",
   "devDependencies": {},

scripts/init-git-post-commit

@@ -1,21 +1,53 @@
 #!/bin/sh
 
-git_templates_dir="$HOME/.git-templates"
-git_hooks_dir="$git_templates_dir/hooks"
-post_commit_path="$git_hooks_dir/post-commit"
+# Check dependencies
+check_command() {
+    command -v "$1" > /dev/null 2>&1 || { echo "git-stats hook script requires the \`${1}\` binary in order to run." >&2; exit 1; }
+}
 
-git config --global init.templatedir $git_templates_dir
-mkdir -p $git_hooks_dir
+check_command "perl"
+check_command "printf"
+check_command "git"
 
-cat << EOF > $post_commit_path
-#!/bin/sh
+echo "Setting up git-stats hooks.";
+
+# Create a new global templatedir if there are none
+git_templates_dir=$(git config --global --get init.templatedir);
+if [ $? -ne 0 ]; then
+    # Create a new global templatedir if there are none
+    git_templates_dir="${HOME}/.git-templates"
+    git config --global init.templatedir "$git_templates_dir" && echo "Set new global git template dir at ${git_templates_dir}"
+fi
+git_hooks_dir="${git_templates_dir}/hooks"
+post_commit_path="${git_hooks_dir}/post-commit"
 
+mkdir -p "$git_hooks_dir"
+
+# Create the post-commit file content
+hook=$(cat <<EOF
+### git-stats hook (begin) ###
 # Copy last commit hash to clipboard on commit
-commit_hash=\`git rev-parse HEAD\`
-repo_url=\`git config --get remote.origin.url\`
-commit_date=\`git log -1 --format=%cd\`
+commit_hash=\$(git rev-parse HEAD)
+repo_url=\$(git config --get remote.origin.url)
+commit_date=\$(git log -1 --format=%cd)
 commit_data="\"{ \"date\": \"\$commit_date\", \"url\": \"\$repo_url\", \"hash\": \"\$commit_hash\" }\""
-git-stats --record "\$commit_data"
+git-stats --record "\${commit_data}"
+### git-stats hook (end) ###
 EOF
+);
+
+if [ ! -f "$post_commit_path" ]; then
+    printf "#!/bin/sh\n%s" "$hook" > "$post_commit_path" \
+        && chmod +x "$post_commit_path" \
+        && echo "Successfully set up git-stats hook at ${post_commit_path}." \
+        && exit 0
+else
+    # Remove any previous git-stats hook code blocks
+    perl -i -0pe 's/(([ \t]*# Copy last commit hash to clipboard on commit\s*(\n.*){5}\s*git-stats --record "\$commit_data"\s*)|([ \t]*### git-stats hook \(begin\) ###\s*(\n.*){7}\s*### git-stats hook \(end\) ###\s*))//g' "$post_commit_path"
+    printf "%s\n" "$hook" >> "$post_commit_path" \
+        && echo "Successfully set up git-stats hook at ${post_commit_path}." \
+        && exit 0
+fi
 
-chmod +x $post_commit_path
+echo "Couldn't set up git-stats hook."
+exit 1