feat: Stars downloader

StarryNights/stars.sh

+#!/bin/bash
+
+# Create the image directory if it doesn't exist
+mkdir -p img
+
+# Base URL for the images
+BASE_URL="https://imagine.gsfc.nasa.gov/hst_bday/images/"
+
+# Check if data.csv exists
+if [ ! -f "data.csv" ]; then
+    echo "Error: data.csv file not found!"
+    exit 1
+fi
+
+# Counter for downloaded images
+count=0
+total=$(wc -l < data.csv)
+
+echo "Starting download of $total Hubble birthday images..."
+
+# Read each line of the CSV file
+# Skip the first line if it's a header
+skip_first=true
+
+while IFS=, read -r date image_filename title description more_info year; do
+    # Skip header if needed
+    if $skip_first; then
+        skip_first=false
+        continue
+    fi
+    
+    # Extract the image filename (remove any quotes)
+    image_filename=$(echo "$image_filename" | tr -d '"')
+    
+    # Construct the full URL
+    url="${BASE_URL}${image_filename}"
+    
+    # Download the image with wget, showing progress
+    echo "[$((count+1))/$total] Downloading: $image_filename"
+    wget -q --show-progress -O "img/$image_filename" "$url"
+    
+    # Check if download was successful
+    if [ $? -eq 0 ]; then
+        count=$((count+1))
+        echo "Downloaded: img/$image_filename"
+    else
+        echo "Failed to download: $url"
+    fi
+    
+    # Small delay to be nice to the server
+    sleep 0.5
+    
+done < data.csv
+
+echo "Download complete! Successfully downloaded $count images."