update_blog-wsl.sh

#!/usr/bin/bash

bash update_dependencies-wsl.sh

# Define the HTML file and the post file
HTML_FILE="index.html"
POST_FILE="post.txt"
TEMP_FILE="temp.html"

# Function to add lazy loading to iframes
add_lazy_loading() {
    echo "$1" | sed 's/<iframe\(.\{1,\}loading="lazy"\)\{0,1\}/<iframe loading="lazy"/g'
}

# Function to create a blog entry
create_blog_entry() {
    local title="$1"
    local channel="$2"
    local content="$3"
    local blog_entry

    # Construct blog_entry as a single line
    if grep -q "<iframe" <<< "$content"; then
        content=$(add_lazy_loading "$content")
        blog_entry="<div class='post'>$(date):<p><h3>$title</h3></p>"
        [ -n "$channel" ] && blog_entry+="<p>Channel: $channel</p>"
        blog_entry+="</div><div class='video-container'>$content</div>"
    else
        blog_entry="<div class='post'>$(date):<p><h3>$title</h3></p>"
        [ -n "$channel" ] && blog_entry+="<p>Channel: $channel</p>"
        blog_entry+="$content</div>"
    fi

    # Insert blog_entry as a single line into index.html
    awk -v entry="$blog_entry" '/<div id='\''blog-entries'\''>/ {printf "%s\n", $0; printf "%s\n", entry; next}1' "$HTML_FILE" > "$TEMP_FILE" && mv "$TEMP_FILE" "$HTML_FILE"

    echo "New blog post added to $HTML_FILE"
}


# Check if URL is provided
if [ -z "$1" ]; then
    echo "No URL provided. Using content from $POST_FILE."
    if [ -e "$POST_FILE" ]; then
        TITLE=$(awk 'NR==1' "$POST_FILE" | tr -d '\n')
        CHANNEL=$(awk 'NR==2' "$POST_FILE" | tr -d '\n')
        POST_CONTENT=$(awk 'NR>2' "$POST_FILE" | tr -d '\n')
        create_blog_entry "$TITLE" "$CHANNEL" "$POST_CONTENT"
    else
        echo "$POST_FILE not found. Exiting..."
        exit 0
    fi
else
    # Get the video metadata in JSON format using yt-dlp
    metadata=$(yt-dlp -j "$1" 2>/dev/null)

    # Check if yt-dlp succeeded in fetching metadata
    if [ $? -eq 0 ] && [ -n "$metadata" ]; then
        # Extract video title, ID, and channel name
        title=$(echo "$metadata" | jq -r '.title')
        video_id=$(echo "$metadata" | jq -r '.id')
        channel_name=$(echo "$metadata" | jq -r '.uploader')
        channel_url=$(echo "$metadata" | jq -r '.uploader_url')
    else
        # Default values when metadata retrieval fails
        title="Unknown Title"
        video_id=""
        channel_name="Unknown Channel"
        channel_url="#"
    fi

    # Construct the embed code
    if [ -n "$video_id" ]; then
        embed_code="<iframe width=\"560\" height=\"315\" src=\"https://www.youtube.com/embed/$video_id\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen></iframe>"
    else
        embed_code="Video could not be embedded."
    fi

    # Create a hyperlink for the channel
    if [ -n "$channel_url" ] && [ "$channel_url" != "#" ]; then
        channel_link="<a href=\"$channel_url\" target=\"_blank\" rel=\"noopener\">$channel_name</a>"
    else
        channel_link="$channel_name"
    fi

    # Write the title, channel link, and embed code to the post file
    {
        echo "$title"
        echo "$channel_link"
        echo "$embed_code"
    } > "$POST_FILE"

    # Read the title, channel, and content of the post file
    TITLE=$(awk 'NR==1' "$POST_FILE" | tr -d '\n')
    CHANNEL=$(awk 'NR==2' "$POST_FILE" | tr -d '\n')
    POST_CONTENT=$(awk 'NR>2' "$POST_FILE" | tr -d '\n')
    create_blog_entry "$TITLE" "$CHANNEL" "$POST_CONTENT"
fi