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45 lines
1.4 KiB
Plaintext
45 lines
1.4 KiB
Plaintext
httpism = require 'httpism'
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async = require 'async'
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resolve = require 'url'.resolve
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exports.squash (url) ! =
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html = httpism.get ! (url).body
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squash html ! (html, url)
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squash html (html, url, callback) =
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replacements = sort (links in (html).concat(scripts in (html)))
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for each @(r) in (replacements) @{ r.url = resolve(url, r.href) }
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async.map (replacements, get) @(err, requested)
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callback (err, replace (requested) in (html))
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sort (replacements) =
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replacements.sort @(a, b) @{ a.index - b.index }
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get (replacement) =
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replacement.body = httpism.get ! (replacement.url).body
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replacement
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replace (replacements) in (html) =
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i = 0
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parts = ""
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for each @(rep) in (replacements)
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parts := "#(parts)#(html.substring(i, rep.index))<#(rep.tag)>#(rep.body)</#(rep.tag)>"
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i := rep.index + rep.length
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parts + html.substr(i)
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links in (html) =
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link reg = r/<link\s[^>]*href=["']?([^"']+)["'][^\>]*(\/\>|\>\s*\<\/link\>)/gi
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elements in (html) matching (link reg) as 'style'
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scripts in (html) =
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script reg = r/<script\s[^>]*src=["']?([^"']+)["'][^\>]*(\/\>|\>\s*\<\/script\>)/gi
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elements in (html) matching (script reg) as 'script'
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elements in (html) matching (reg) as (tag) =
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elements = []
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while (m = reg.exec (html))
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elements.push { tag = tag, index = m.index, length = m.0.length, href = m.1 }
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elements
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