#!/bin/bash

# Define variables
BASE_URL=""
USERNAME=""
PASSWORD=""
SPACE_KEY=""

# Create a downloads folder if it doesn't exist
mkdir -p $SPACE_KEY/downloads

# Step 1: Get content IDs for type 'page' from Confluence API
echo "Fetching page IDs..."
page_ids=$(curl -s -u "$USERNAME:$PASSWORD" "$BASE_URL/rest/api/content?spaceKey=$SPACE_KEY" | jq -r '.results[] | select(.type=="page") | .id')

# Step 2: Iterate over each page ID and get the attachment download URLs
echo "Fetching attachment download links for each page..."
for page_id in $page_ids; do
    echo "Processing Page ID: $page_id"

    # Fetch attachments for the page
    attachments=$(curl -s -u "$USERNAME:$PASSWORD" "$BASE_URL/rest/api/content/$page_id/child/attachment")

    # Extract the download URLs using jq
    download_links=$(echo "$attachments" | jq -r '.results[] | ._links.download')

    # Check if there are any download links and process them
    if [ -n "$download_links" ]; then
        echo "Downloading attachments for Page ID $page_id..."

        # Iterate through each download link and use wget to download the file
        for link in $download_links; do
            # Construct the full download URL by appending to the BASE_URL
            full_url="$BASE_URL$link"

            # Remove the query string section from the URL (anything after the `?`)
            base_url=$(echo "$full_url" | sed 's/\?.*//')

            # Use wget to download the file with basic authentication and additional flags
            echo "Downloading $base_url..."
            wget --user="$USERNAME" --password="$PASSWORD" --auth-no-challenge --trust-server-names --max-redirect=20 --header="User-Agent: Mozilla/5.0" "$base_url" -P ./$SPACE_KEY/downloads/

        done
    else
        echo "No attachments found for Page ID $page_id."
    fi
done

echo "Download completed."