forked from campiaperti/infra
67 lines
1.8 KiB
JavaScript
67 lines
1.8 KiB
JavaScript
/**
|
|
* phantomjs script for printing presentations to PDF.
|
|
*
|
|
* Example:
|
|
* phantomjs print-pdf.js "http://revealjs.com?print-pdf" reveal-demo.pdf
|
|
*
|
|
* @author Manuel Bieh (https://github.com/manuelbieh)
|
|
* @author Hakim El Hattab (https://github.com/hakimel)
|
|
* @author Manuel Riezebosch (https://github.com/riezebosch)
|
|
*/
|
|
|
|
// html2pdf.js
|
|
var system = require( 'system' );
|
|
|
|
var probePage = new WebPage();
|
|
var printPage = new WebPage();
|
|
|
|
var inputFile = system.args[1] || 'index.html?print-pdf';
|
|
var outputFile = system.args[2] || 'slides.pdf';
|
|
|
|
if( outputFile.match( /\.pdf$/gi ) === null ) {
|
|
outputFile += '.pdf';
|
|
}
|
|
|
|
console.log( 'Export PDF: Reading reveal.js config [1/4]' );
|
|
|
|
probePage.open( inputFile, function( status ) {
|
|
|
|
console.log( 'Export PDF: Preparing print layout [2/4]' );
|
|
|
|
var config = probePage.evaluate( function() {
|
|
return Reveal.getConfig();
|
|
} );
|
|
|
|
if( config ) {
|
|
|
|
printPage.paperSize = {
|
|
width: Math.floor( config.width * ( 1 + config.margin ) ),
|
|
height: Math.floor( config.height * ( 1 + config.margin ) ),
|
|
border: 0
|
|
};
|
|
|
|
printPage.open( inputFile, function( status ) {
|
|
console.log( 'Export PDF: Preparing pdf [3/4]')
|
|
printPage.evaluate( function() {
|
|
Reveal.isReady() ? window.callPhantom() : Reveal.addEventListener( 'pdf-ready', window.callPhantom );
|
|
} );
|
|
} );
|
|
|
|
printPage.onCallback = function( data ) {
|
|
// For some reason we need to "jump the queue" for syntax highlighting to work.
|
|
// See: http://stackoverflow.com/a/3580132/129269
|
|
setTimeout( function() {
|
|
console.log( 'Export PDF: Writing file [4/4]' );
|
|
printPage.render( outputFile );
|
|
console.log( 'Export PDF: Finished successfully!' );
|
|
phantom.exit();
|
|
}, 0 );
|
|
};
|
|
}
|
|
else {
|
|
|
|
console.log( 'Export PDF: Unable to read reveal.js config. Make sure the input address points to a reveal.js page.' );
|
|
phantom.exit( 1 );
|
|
|
|
}
|
|
} );
|