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Cooper Hewitt Catalog Bot
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var fs = require('fs'), | |
PDFDocument = require('pdfkit'), | |
async = require('async'), | |
ColorThief = require('color-thief'), | |
colorThief = new ColorThief(); | |
var bookWidth = 430; | |
var bookHeight = 343; | |
var doc = new PDFDocument({ size: [bookWidth, bookHeight], margins: [0,0,0,0] }); | |
doc.pipe(fs.createWriteStream('output.pdf')); | |
var pageNumber = 1; | |
var totalPages = 0; | |
// Request json from cooper-hewitt api to ./json | |
// Download images to ./images | |
// Download the Cooper Hewitt font from | |
// http://www.cooperhewitt.org/open-source-at-cooper-hewitt/cooper-hewitt-the-typeface-by-chester-jenkins/ | |
// http://chfonts.s3.amazonaws.com/CooHew-TTF-v1p1-public.zip | |
// Count the total number of pages | |
for (i = 1; i <= 9; i++) { | |
var myData = require('./json/'+i+'.json'); | |
for (j = 0; j < myData.objects.length; j++) { | |
if (typeof myData.objects[j].images !== 'undefined') { | |
if (typeof myData.objects[j].images[0] !== 'undefined') { | |
totalPages = totalPages + 1; | |
} | |
} | |
} | |
} | |
// format total for cover page | |
var totalPagesComma = totalPages.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ","); | |
// Make cover page | |
doc.lineWidth(25); | |
doc.rect(0,0,bookWidth,bookHeight).fillAndStroke("black", "white").stroke(); | |
doc.fillColor('white').font('./font/CooHew-Bold.ttf').fontSize(52).text('MATCHSAFE', 30, 30, { width: bookWidth, align: 'left' }); | |
doc.fillColor('white').font('./font/CooHew-Bold.ttf').fontSize(18).text(totalPagesComma + ' OBJECTS FROM THE', 30, 100, { width: bookWidth, align: 'left' }); | |
doc.fillColor('white').font('./font/CooHew-Bold.ttf').fontSize(18).text('COOPER-HEWITT COLLECTION', 30, 121, { width: bookWidth, align: 'left' }); | |
// Make colophon | |
doc.addPage(); | |
doc.lineWidth(25); | |
doc.rect(0,0,bookWidth,bookHeight).fillAndStroke("#eeeeee", "white").stroke(); | |
doc.fillColor('black').font('./font/CooHew-Roman.ttf').fontSize(10).text('Compiled by John Emerson\nhttp://backspace.com\n\nfrom The Cooper-Hewitt API\nhttps://collection.cooperhewitt.org/api\n\nInspired by Irma Boom\nhttps://youtu.be/oHcEKNoDajk\n\nBook source code at\nhttps://gist.github.com/bcks/dd609677c6a6ffc426e9', 30, bookHeight / 2, { width: bookWidth, align: 'left' }); | |
// Make object pages | |
for (var i = 1; i <= 9; i++) { | |
var myData = require('./json/'+i+'.json'); | |
async.forEach(myData.objects, function(object, callback) { | |
if (typeof object.images !== 'undefined') { | |
if (typeof object.images[0] !== 'undefined') { | |
var parts = object.images[0].b.url.split('/'); | |
var popped = parts.pop(); | |
console.log(pageNumber + ' ' + popped); | |
var imagePath = 'images/' + popped; | |
var img_width = object.images[0].b.width; | |
var img_height = object.images[0].b.height; | |
var xpad = 0; | |
var ypad = 0; | |
var dimension; | |
var hex = '#000000'; | |
// some images get padding, but if they are close to the page ratio, just fit to page and crop a little | |
var ratioDifference = (bookWidth / bookHeight) - (img_width / img_height); | |
if (ratioDifference < .3 && ratioDifference > -.3) { | |
if ( ( bookWidth / bookHeight ) >= ( img_width / img_height ) ) { | |
xpad = 0; | |
ypad = ( bookHeight / 2 ) - ( img_height * ( bookWidth / img_width ) / 2 ); | |
dimension = { width: bookWidth }; | |
} else { | |
var new_width = img_width / img_height * bookHeight; | |
xpad = ( bookWidth / 2 ) - ( img_width * ( bookHeight / img_height ) / 2 ); | |
ypad = 0; | |
dimension = { width: new_width }; | |
} | |
} else { | |
if ( ( bookWidth / bookHeight ) >= ( img_width / img_height ) ) { | |
xpad = ( bookWidth / 2 ) - ( img_width * ( bookHeight / img_height ) / 2 ); | |
dimension = { height: bookHeight }; | |
} else { | |
ypad = ( bookHeight / 2 ) - ( img_height * ( bookWidth / img_width ) / 2 ); | |
dimension = { width: bookWidth }; | |
} | |
var image = fs.readFileSync(imagePath); | |
var rgb = colorThief.getColor(image); | |
var onecolor = require('onecolor'); | |
var rgbCode = 'rgb( ' + rgb[0] + ',' + rgb[1] + ',' + rgb[2] + ')'; // 'rgb(r, g, b)' | |
hex = onecolor(rgbCode).hex(); | |
} | |
doc.addPage().rect(0,0,bookWidth,bookHeight).fill(hex).image(imagePath, xpad, ypad, dimension); | |
// add URL for debugging | |
// doc.fillColor("#000000").font('./font/CooHew-Roman.ttf').fontSize(7).text(popped, 0, 320, { width: (bookWidth - 20), align: 'left' }); | |
// add page number | |
doc.fillColor("#dddddd").font('./font/CooHew-Roman.ttf').fontSize(7).text(pageNumber, 0, 320, { width: (bookWidth - 20), align: 'right' }); | |
pageNumber = pageNumber + 1; | |
callback; | |
} | |
} | |
}, | |
function (err) { | |
console.log(err); | |
}); | |
} | |
// make Index | |
doc.addPage(); | |
var indexPageNumber = 1; | |
var creditHeight = 40; | |
var creditMargin = 20; | |
var creditX = creditMargin; | |
var numberPerPage = 16; | |
doc.fillColor("#000000").font('./font/CooHew-Bold.ttf').fontSize(28).text('INDEX', creditX, creditMargin, { width: bookWidth / 2, align: 'left' }); | |
for (var i = 1; i <= 9; i++) { | |
var myData = require('./json/'+i+'.json'); | |
async.forEach(myData.objects, function(object, callback) { | |
if (typeof object.images !== 'undefined') { | |
if (typeof object.images[0] !== 'undefined') { | |
if (indexPageNumber % numberPerPage == 0) { | |
// add page number | |
doc.fillColor("#dddddd").font('./font/CooHew-Roman.ttf').fontSize(7).text(pageNumber, 0, 320, { width: (bookWidth - 20), align: 'right' }); | |
pageNumber = pageNumber + 1; | |
doc.addPage(); | |
} | |
if (indexPageNumber % numberPerPage < ( numberPerPage / 2) ) { | |
creditX = creditMargin; | |
} else { | |
creditX = ( bookWidth / 2 ) + ( creditMargin / 2 ); | |
} | |
var creditY = ( ( indexPageNumber % ( numberPerPage / 2) ) * creditHeight ) + creditMargin; | |
var credit = ''; | |
credit += object.title + '. '; | |
if (object.medium !== null) { credit += object.medium + '. '; } | |
if (object.creditline !== null) { credit += object.creditline + '. '; } | |
if (object.accession_number !== null) { credit += object.accession_number + '. '; } | |
credit += "\n\n"; | |
// Add page number | |
doc.fillColor("#333333").font('./font/CooHew-Roman.ttf').fontSize(7).text(indexPageNumber, creditX, creditY, { | |
width: 100, | |
height: creditHeight, | |
align: 'left' | |
}); | |
doc.fillColor("#333333").font('./font/CooHew-Roman.ttf').fontSize(7).text(credit, creditX + 24, creditY, { | |
width: ( bookWidth / 2 ) - 50, | |
height: creditHeight, | |
align: 'left' | |
}); | |
indexPageNumber = indexPageNumber + 1; | |
callback; | |
} | |
} | |
}, | |
function (err) { | |
console.log(err); | |
}); | |
} | |
// add last page number | |
doc.fillColor("#dddddd").font('./font/CooHew-Roman.ttf').fontSize(7).text(pageNumber, 0, 320, { width: (bookWidth - 20), align: 'right' }); | |
pageNumber = pageNumber + 1; | |
// and print! | |
doc.end(); |
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