yearly-photo-print.sh

yearly-photo-print.sh

#!/bin/bash

# NOTES:
# date -d "some date string" +"format" did not work
# Had to install GNU coreutils:
#    brew install coreutils
# And then prefix `date` command with a `g` => `gdate`

# The directory of photos you wish to process
source=/Users/Susan/Desktop/photos-to-print/2014-photos-to-print


welcome () {
    echo "Source is set to $source. Do you want to continue? (y/n)"
    read -${BASH_VERSION+e}r choice

    case $choice in
        y)
            process
            ;;
        n)
            echo "Ok, goodbye!";
            exit
            ;;
        *)
            echo "Unknown command";
            ;;
    esac
}


process () {
    count=0

    # Define a new directory path with "-processed" appended to it
    # This is where the resulting images will be stored
    destination="$source-processed"

    # Blank slate and create destination directory
    rm -rf $destination
    mkdir $destination

    # Append wildcard to source directory so we can loop through images in this directory
    images="$source/*"

    # Iterate through images in source directory
    for img in $images
    do
        count=$((count+1))

        # Extract just the filename from the full path
        filename=$(basename "$img")

        # Attempt to get the date from exif date
        exifdate=$(identify -format '%[EXIF:DateTime]' "$img")

        # If we don't have exif date, use system date
        if [[ -z $exifdate ]]; then
            echo "Exif date unavailable- used system date"
            creationdate=$(gdate -r "$img" +"%Y-%m-%d-%H-%M-%S")
            displaydate=$(gdate -r "$img" +"%a %b %d, %Y %I:%M%p")
        # Otherwise, use exif data
        else
            # Split the exif date on colons and load into variables Y, M, D, etc.
            read Y M D h m s <<< "${exifdate//[:]/ }"

            # Using these variables, create a date matching the format we want
            creationdate=$(gdate -d "$Y/$M/$D $h:$m:$s" +"%Y-%m-%d-%H-%M-%S")
            displaydate=$(gdate -d "$Y/$M/$D $h:$m:$s" +"%a %b %d, %Y %I:%M%p")
        fi

        # Make a copy of source image into our destination directory
        # Append the creationdate to this copy
        newImage="$destination/$creationdate-$filename"
        cp "$img" "$newImage"

        # Output details
        echo -e "\n#$count $newImage"
        echo -e "Creation date: $creationdate"
        echo -e "Display date: $displaydate"

        # Annotate the image
        convert "$newImage" \
        -gravity South \
        -fill white \
        -undercolor '#000000' \
        -pointsize 100 \
        -font Arial \
        -annotate +0+30 " $displaydate " "$newImage";

        # When testing, abort after x images
        # if (( $count == 2 )); then
        #     exit
        # fi
    done
}

welcome