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@yousefamar
Created August 28, 2019 18:25
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A script to watch the cats at Battersea (https://www.battersea.org.uk/cats/cat-rehoming-gallery) and notify us by email when a new one shows up
const fs = require('fs');
const https = require('https')
const { execSync } = require('child_process');
const queryFrequencyMs = 5 * 60 * 1000;
let seenNids = {};
const generateEmail = (() => {
const footer = `<h1>New cat alert!</h1>`;
return cats => {
let body = `<p>Hi humans!</p><p>You're getting this email because you're watching for new unreserved, unrehomed cats at the Battersea centre. If you want to stop receiving this email, talk to Yousef.</p><p>Also, click the cat thumbnails for full info.</p>`;
for(let c of cats) {
let age = new Date(new Date() - new Date(c.field_animal_age)).getFullYear() - 1970;
body += `<div style="overflow: auto">
<h2>${c.title}</h2>
<div style="float: left"><a href="https://www.battersea.org.uk${c.path}" target="_blank"><img src="${c.field_animal_thumbnail}"/></a></div>
<ul style="overflow: hidden">
<li>Sex: ${c.field_animal_sex}</li>
<li>Birthday: ${c.field_animal_age} (${age} years old)</li>
<li>Type: ${c.field_animal_size}-sized, ${c.field_animal_breed}</li>
</ul>
</div>`;
}
return body;
};
})();
setInterval(async () => {
console.log('Querying battersea...');
https.get('https://www.battersea.org.uk/api/animals/cats', res => {
let body = '';
res.on('data', chunk => body += chunk);
res.on('end', () => {
let json = JSON.parse(body);
let cats = json.animals.filter(a => a.field_animal_centre === 'battersea' && !a.field_animal_reserved && !a.field_animal_rehomed);
let newCats = [];
for (let c of cats) {
if (c.nid in seenNids)
continue;
seenNids[c.nid] = true;
newCats.push(c);
}
if (newCats.length) {
console.log('New cats!');
fs.writeFileSync('/tmp/catmail.txt', generateEmail(newCats));
execSync(`cat /tmp/catmail.txt | mail -s "New cat alert!" -a "From: Watchdog <watchdog@amar.io>" -a "Content-type: text/html" yousefamar@gmail.com veronicanacci97@gmail.com`);
return;
}
console.log('No new cats.');
});
}).on('error', e => {
console.error(e);
});
}, queryFrequencyMs);
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