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| 1 | --- | ||
| 2 | title: Parse RSS feeds with Lua | ||
| 3 | url: parse-rss-with-lua.html | ||
| 4 | date: 2023-05-23T12:00:00+02:00 | ||
| 5 | type: note | ||
| 6 | draft: false | ||
| 7 | tags: [lua, rss] | ||
| 8 | --- | ||
| 9 | |||
| 10 | Example of parsing RSS feeds with Lua. Before running the script install: | ||
| 11 | |||
| 12 | - feedparser with `luarocks install feedparser` | ||
| 13 | - luasocket with `luarocks install luasocket` | ||
| 14 | |||
| 15 | ```lua | ||
| 16 | local http = require("socket.http") | ||
| 17 | local feedparser = require("feedparser") | ||
| 18 | |||
| 19 | local feed_url = "https://mitjafelicijan.com/feed.rss" | ||
| 20 | |||
| 21 | local response, status, _ = http.request(feed_url) | ||
| 22 | if status == 200 then | ||
| 23 | local parsed = feedparser.parse(response) | ||
| 24 | |||
| 25 | -- Print out feed details. | ||
| 26 | print("> Title ", parsed.feed.title) | ||
| 27 | print("> Author ", parsed.feed.author) | ||
| 28 | print("> ID ", parsed.feed.id) | ||
| 29 | print("> Entries ", #parsed.entries) | ||
| 30 | |||
| 31 | for _, item in ipairs(parsed.entries) do | ||
| 32 | print("GUID ", item.guid) | ||
| 33 | print("Title ", item.title) | ||
| 34 | print("Link ", item.link) | ||
| 35 | print("Summary ", item.summary) | ||
| 36 | end | ||
| 37 | else | ||
| 38 | print("! Request failed. Status:", status) | ||
| 39 | end | ||
| 40 | ``` | ||
| 41 | |||
