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40 lines
1.0 KiB
Bash
40 lines
1.0 KiB
Bash
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#!/usr/bin/env bash
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# Usage: warm-og.sh <sitemap-url>
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# Example: warm-og.sh https://www.example.com/sitemap.xml
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# Check if sitemap url is provided
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if [ -z "$1" ]; then
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echo "Please provide sitemap URL" >&2
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exit 1
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fi
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# Get all URLs from sitemap
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urls=$(curl -s "$1" | grep -o "<loc>[^<]*</loc>" | sed 's#<loc>\(.*\)</loc>#\1#')
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failed_urls=()
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# Warm up URLs
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for url in $urls; do
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# Fetch the og:image URL from the meta tags
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og_image_url=$(curl -s "$url" | grep -o "<meta property=\"og:image\" content=\"[^\"]*\"" | sed 's#<meta property="og:image" content="\([^"]*\)"#\1#')
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# Warm up the og:image URL
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if [ -n "$og_image_url" ]; then
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echo "Warming up $og_image_url"
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if ! curl -s -I "$og_image_url" > /dev/null; then
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failed_urls+=("$og_image_url")
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fi
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else
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echo "No og:image found for $url"
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fi
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done
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# Print failed URLs
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if [ ${#failed_urls[@]} -gt 0 ]; then
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echo "Failed to warm up the following URLs:" >&2
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for failed_url in "${failed_urls[@]}"; do
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echo "$failed_url" >&2
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done
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fi
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