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someCallback = (pageNum, numPages) ->
"<h1> someCallback: " + pageNum + " / " + numPages + "</h1>"
page = require("webpage").create()
system = require("system")
if system.args.length < 3
console.log "Usage: printheaderfooter.js URL filename"
phantom.exit 1
else
address = system.args[1]
output = system.args[2]
page.viewportSize =
width: 600
height: 600
page.paperSize =
format: "A4"
margin: "1cm"
# default header/footer for pages that don't have custom overwrites (see below)
header:
height: "1cm"
contents: phantom.callback((pageNum, numPages) ->
return "" if pageNum is 1
"<h1>Header <span style='float:right'>" + pageNum + " / " + numPages + "</span></h1>"
)
footer:
height: "1cm"
contents: phantom.callback((pageNum, numPages) ->
return "" if pageNum is numPages
"<h1>Footer <span style='float:right'>" + pageNum + " / " + numPages + "</span></h1>"
)
page.open address, (status) ->
if status isnt "success"
console.log "Unable to load the address!"
else
# check whether the loaded page overwrites the header/footer setting,
# i.e. whether a PhantomJSPriting object exists. Use that then instead
# of our defaults above.
#
# example:
# <html>
# <head>
# <script type="text/javascript">
# var PhantomJSPrinting = {
# header: {
# height: "1cm",
# contents: function(pageNum, numPages) { return pageNum + "/" + numPages; }
# },
# footer: {
# height: "1cm",
# contents: function(pageNum, numPages) { return pageNum + "/" + numPages; }
# }
# };
# </script>
# </head>
# <body><h1>asdfadsf</h1><p>asdfadsfycvx</p></body>
# </html>
#
if page.evaluate(->
typeof PhantomJSPrinting is "object"
)
paperSize = page.paperSize
paperSize.header.height = page.evaluate(->
PhantomJSPrinting.header.height
)
paperSize.header.contents = phantom.callback((pageNum, numPages) ->
page.evaluate ((pageNum, numPages) ->
PhantomJSPrinting.header.contents pageNum, numPages
), pageNum, numPages
)
paperSize.footer.height = page.evaluate(->
PhantomJSPrinting.footer.height
)
paperSize.footer.contents = phantom.callback((pageNum, numPages) ->
page.evaluate ((pageNum, numPages) ->
PhantomJSPrinting.footer.contents pageNum, numPages
), pageNum, numPages
)
page.paperSize = paperSize
console.log page.paperSize.header.height
console.log page.paperSize.footer.height
window.setTimeout (->
page.render output
phantom.exit()
), 200
|
