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#!/usr/local/bin/macruby | |
framework 'Cocoa' | |
framework 'WebKit' | |
class VirtualBrowser | |
attr_reader :view, :file_name | |
def initialize | |
NSApplication.sharedApplication.delegate = self | |
@view = WebView.alloc.initWithFrame([0, 0, 1024, 768]) | |
window = NSWindow.alloc.initWithContentRect([0, 0, 1024, 768], | |
styleMask:NSBorderlessWindowMask, | |
backing:NSBackingStoreBuffered, | |
defer:false) | |
window.contentView = view | |
setup_view_prefs | |
view.frameLoadDelegate = self | |
@captured = false | |
end | |
def fetch(url, file_name='capture.pdf') | |
@file_name = file_name | |
page_url = NSURL.URLWithString(url) | |
view.mainFrame.loadRequest NSURLRequest.requestWithURL(page_url) | |
until @captured | |
NSRunLoop.currentRunLoop.runUntilDate NSDate.date | |
end | |
end | |
def setup_view_prefs | |
view.mediaStyle = 'screen' | |
view.customUserAgent = 'Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_2; en-us) AppleWebKit/531.21.8 (KHTML, like Gecko) Version/4.0.4 Safari/531.21.10' | |
view.preferences.autosaves = false | |
view.preferences.shouldPrintBackgrounds = true | |
view.preferences.javaScriptCanOpenWindowsAutomatically = false | |
view.preferences.allowsAnimatedImages = false | |
view.mainFrame.frameView.allowsScrolling = false | |
end | |
def webView(view, didFinishLoadForFrame:frame) | |
save | |
end | |
def webView(view, didFailLoadWithError:error, forFrame:frame) | |
raise "Failed to take snapshot: #{error.localizedDescription}" | |
quit | |
end | |
def webView(view, didFailProvisionalLoadWithError:error, forFrame:frame) | |
raise "Failed to take snapshot: #{error.localizedDescription}" | |
quit | |
end | |
def quit | |
NSApplication.sharedApplication.terminate(nil) | |
end | |
def save | |
filepath = File.expand_path(@file_name) | |
puts "saving #{filepath}" | |
doc_view = setup_docview | |
doc_view.dataWithPDFInsideRect(doc_view.bounds).writeToFile(filepath, atomically:true) | |
doc_view.unlockFocus | |
@captured = true | |
`open #{filepath}` | |
end | |
def setup_docview | |
doc_view = view.mainFrame.frameView.documentView | |
doc_view.window.contentSize = [doc_view.bounds.size.width, doc_view.bounds.size.height] | |
doc_view.frame = view.bounds | |
doc_view.needsDisplay = true | |
doc_view.lockFocus | |
doc_view | |
end | |
end | |
url = ARGV.shift || "http://rubyinside.com/" | |
file_name = ARGV.shift || "rubyinside.pdf" | |
VirtualBrowser.new.fetch(url, file_name) |
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