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| #!/usr/bin/env osascript -l JavaScript | |
| ObjC.import('stdlib') | |
| ObjC.import('PDFKit'); | |
| function reverse(opts) { | |
| // Load the PDF document | |
| const pdfURL = $.NSURL.fileURLWithPath(opts.src); | |
| const pdfDoc = $.PDFDocument.alloc.initWithURL(pdfURL); | |
| // Check if the PDF document was successfully loaded | |
| if (!pdfDoc.js) { | |
| console.log('Failed to load the PDF document.') | |
| $.exit(1); | |
| } | |
| // Create a new PDF document for the reversed pages | |
| const revDoc = $.PDFDocument.alloc.init; | |
| for (let i = 0; i < pdfDoc.pageCount; i++) { | |
| revDoc.insertPageAtIndex(pdfDoc.pageAtIndex(i), 0); | |
| } | |
| revDoc.writeToURL($.NSURL.fileURLWithPath(opts.dst)); | |
| } | |
| function scriptName() { | |
| return $.NSProcessInfo.processInfo.arguments.objectAtIndex(3).js; | |
| } | |
| function run(args) { | |
| if (!args.length) { | |
| console.log(`Usage: ${scriptName()} -o dst.pdf src.pdf`); | |
| $.exit(1); | |
| } | |
| const opts = {}; | |
| for (let i = 0; i < args.length; i++) { | |
| if (args[i] == '-o') { | |
| opts.dst = args[++i]; | |
| } else { | |
| opts.src = args[i]; | |
| } | |
| } | |
| reverse(opts); | |
| } |
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