add support for 'folder' action (to use for watermarking a whole folder)

.gitignore

@@ -6,3 +6,4 @@ log/*
 .DS_Store
 /playground/
 /tests/
+/temp/

splashmark.sh

@@ -40,7 +40,9 @@ option|u|url|photo URL override (empty: use URL from API)|
 option|P|PIXABAY_ACCESSKEY|Pixabay access key|
 option|U|UNSPLASH_ACCESSKEY|Unsplash access key|
 option|R|REPLICATE_ACCESSKEY|Replicate API key|
-choice|1|action|action to perform|unsplash,pixabay,text2image,file,url,sizes,check,env,update
+option|X|EXPORT|export to subfolder|export
+option|E|EXTENSION|image extension to use|jpg
+choice|1|action|action to perform|unsplash,pixabay,text2image,file,folder,url,sizes,check,env,update
 param|?|input|URL or search term
 param|?|output|output file
 " -v -e '^#' -e '^\s*$'
@@ -70,13 +72,13 @@ unsplash)
  ### Unsplash URL: download one photo
  photo_id=$(basename "$input")
  # shellcheck disable=SC2154
- [[ -z "${output:-}" ]] && output="unsplash.$photo_id.jpg"
+ [[ -z "${output:-}" ]] && output="unsplash.$photo_id.$EXTENSION"
  else
  ### search for terms
  photo_id=$(unsplash:search "$input")
  local photo_slug
  photo_slug=$(Str:slugify "$input")
- [[ -z "${output:-}" ]] && output="unsplash.$photo_slug.jpg"
+ [[ -z "${output:-}" ]] && output="unsplash.$photo_slug.$EXTENSION"
  fi
  IO:debug "Output file: [$output]"
  if [[ -n "$photo_id" ]]; then
@@ -100,7 +102,7 @@ text2image)
  ### search for terms
  local prompt_hash temp_image
  prompt_hash=$(<<< "$input" Str:digest 12)
- [[ -z "${output:-}" ]] && output="$image_source.$prompt_hash.jpg"
+ [[ -z "${output:-}" ]] && output="$image_source.$prompt_hash.$EXTENSION"
  temp_image="$tmp_dir/$image_source.$prompt_hash.png"
  IO:debug "Output file: [$output]"
  image_file=$(ai:text2image "$input" "$temp_image")
@@ -125,12 +127,12 @@ pixabay)
  ### Unsplash URL: download one photo
  photo_id=$(basename "${input//-//}")
  # shellcheck disable=SC2154
- [[ -z "${output:-}" ]] && output="pixabay.$photo_id.jpg"
+ [[ -z "${output:-}" ]] && output="pixabay.$photo_id.$EXTENSION"
  else
  ### search for terms
  photo_id=$(pixabay:search "$input")
  photo_slug=$(Str:slugify "$input")
- [[ -z "${output:-}" ]] && output="pixabay.$photo_slug.jpg"
+ [[ -z "${output:-}" ]] && output="pixabay.$photo_slug.$EXTENSION"
  fi
  IO:debug "Output file: [$output]"
  if [[ -n "$photo_id" ]]; then
@@ -142,7 +144,7 @@ pixabay)
  fi
  ;;
 
-file | f)
+file)
  #TIP: use «splashmark file» to add texts and effects to a existing image
  #TIP:> splashmark file waterfall.jpg sources/original.jpg
  #TIP:> splashmark --title "Strawberry" -w 1280 -c 640 -e dark,median,grain file sources/original.jpg waterfall.jpg
@@ -153,12 +155,40 @@ file | f)
  local hash
  name=$(basename "$input" .jpg | cut -c1-8)
  hash=$(<<< "$input" Str:digest 6)
- [[ -z "${output:-}" ]] && output="file.$name.$hash.jpg"
+ [[ -z "${output:-}" ]] && output="file.$name.$hash.$EXTENSION"
  IO:debug "Output file: [$output]"
  Img:modify "$input" "$output"
  IO:print "$output"
  ;;
 
+folder)
+ #TIP: use «splashmark folder» to add texts and effects to a existing image
+ #TIP:> splashmark folder /home/folder
+ #TIP:> splashmark --title "Strawberry" -w 1280 -c 640 -e dark,median,grain file sources/original.jpg waterfall.jpg
+ image_source="file"
+ [[ ! -d "$input" ]] && IO:die "Cannot find input folder [$input]"
+ IO:debug "Input folder : [$input]"
+ local output_folder
+ output_folder="$(realpath "$input")/$EXPORT"
+ [[ ! -d "$output_folder" ]] && mkdir -p "$output_folder"
+ IO:debug "Output folder : [$output_folder]"
+ local file base export_file
+ find "$input" -maxdepth 1 -type f -name "*.jpg" \
+ | while read -r file ; do
+ base=$(basename "$file" .jpg)
+ export_file="$output_folder/$base.$EXTENSION"
+ Img:modify "$file" "$export_file"
+ IO:print "$export_file"
+ done
+ find "$input" -maxdepth 1 -type f -name "*.png" \
+ | while read -r file ; do
+ base=$(basename "$file" .png)
+ export_file="$output_folder/$base.$EXTENSION"
+ Img:modify "$file" "$export_file"
+ IO:print "$export_file"
+ done
+ ;;
+
 url | u)
  #TIP: use «splashmark url» to add texts and effects to a image that will be downloaded from a URL
  #TIP:> splashmark file waterfall.jpg "https://i.imgur.com/rbXZcVH.jpg"
@@ -169,7 +199,7 @@ url | u)
  [[ ! -f "$image_file" ]] && IO:die "Cannot download input image [$input]"
  name=$(basename "$image_file" .jpg | cut -c1-8)
  hash=$(<<< "$input" Str:digest 6)
- [[ -z "${output:-}" ]] && output="url.$name.$hash.jpg"
+ [[ -z "${output:-}" ]] && output="url.$name.$hash.$EXTENSION"
  IO:debug "Process cached image [$image_file] -> [$output]"
  Img:modify "$image_file" "$output"
  IO:print "$output"

watermark.sh

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+
+[[ ! $(command -v splashmark) ]] && echo "Requires pforret/splashmark" && exit 1
+year=$(date +%Y)
+name="Peter Forret"
+splashmark -3 "$year $name" folder "$PWD"