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Merge pull request #300 from artfuldodger/master
Handle 403 response from reddit
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# a reddit <subreddit> - A random top (today) post from the specified subreddit. Tries to find a picture if possible. | ||
module.exports = (robot) -> | ||
robot.respond /a reddit( .+)*/i, (msg) -> | ||
reddit msg, msg.match[1]?.trim() | ||
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reddit = (msg, subreddit) -> | ||
url = if subreddit? then "http://www.reddit.com/r/#{subreddit}/top.json" else "http://www.reddit.com/top.json" | ||
msg | ||
.http(url) | ||
.get() (err, res, body) -> | ||
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# Sometimes when a subreddit doesn't exist, it wants to redirect you to the search page. | ||
# Oh, and it doesn't send back 302s as JSON | ||
if body?.match(/^302/)?[0] == '302' | ||
msg.send "That subreddit does not seem to exist." | ||
return | ||
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posts = JSON.parse(body) | ||
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# If the response has an error attribute, let's get out of here. | ||
if posts.error? | ||
msg.send "That doesn't seem to be a valid subreddit. [http response #{posts.error}]" | ||
return | ||
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unless posts.data?.children? && posts.data.children.length > 0 | ||
msg.send "While that subreddit exists, there does not seem to be anything there." | ||
return | ||
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post = getPost(posts) | ||
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tries_to_find_picture = 0 | ||
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while post?.domain != "i.imgur.com" && tries_to_find_picture < 30 | ||
post = getPost(posts) | ||
tries_to_find_picture++ | ||
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# Send pictures with the url on one line so Campfire displays it as an image | ||
if post.domain == 'i.imgur.com' | ||
msg.send "#{post.title} - http://www.reddit.com#{post.permalink}" | ||
msg.send post.url | ||
else | ||
msg.send "#{post.title} - #{post.url} - http://www.reddit.com#{post.permalink}" | ||
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getPost = (posts) -> | ||
random = Math.round(Math.random() * posts.data.children.length) | ||
posts.data.children[random]?.data |
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