googlepagination.coffee
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###
Capture multiple pages of google search results
Usage: $ casperjs googlepagination.coffee my search terms
(all arguments will be used as the query)
###
casper = require('casper').create()
currentPage = 1
if casper.cli.args.length is 0
casper
.echo("Usage: $ casperjs googlepagination.coffee my search terms")
.exit(1)
processPage = ->
@echo "capturing page #{currentPage}"
@capture "google-results-p#{currentPage}.png"
# don't go too far down the rabbit hole
return if currentPage >= 5
if @exists "#pnnext"
currentPage++
@echo "requesting next page: #{currentPage}"
#@thenClick("#pnnext").then(processPage)
url = @getCurrentUrl()
@thenClick("#pnnext").then ->
check = -> url != @getCurrentUrl()
@waitFor check, processPage
else
@echo "that's all, folks."
casper.start 'http://google.fr/', ->
@fill 'form[action="/search"]', q: casper.cli.args.join(' '), true
casper.then processPage
casper.run()