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+//
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+// CPDFAViewController.m
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+// Samples
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+//
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+// Copyright © 2014-2023 PDF Technologies, Inc. All Rights Reserved.
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+//
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+// THIS SOURCE CODE AND ANY ACCOMPANYING DOCUMENTATION ARE PROTECTED BY INTERNATIONAL COPYRIGHT LAW
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+// AND MAY NOT BE RESOLD OR REDISTRIBUTED. USAGE IS BOUND TO THE ComPDFKit LICENSE AGREEMENT.
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+// UNAUTHORIZED REPRODUCTION OR DISTRIBUTION IS SUBJECT TO CIVIL AND CRIMINAL PENALTIES.
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+// This notice may not be removed from this file.
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+//
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+
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+#import "CPDFAViewController.h"
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+
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+#import <ComPDFKit/ComPDFKit.h>
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+
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+//-----------------------------------------------------------------------------------------
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+// The sample code illustrates how to convert PDF to PDFA format,
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+// including PDFA1a, PDFA1b using API.
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+//-----------------------------------------------------------------------------------------
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+
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+@interface CPDFAViewController ()
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+
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+@property (nonatomic, strong) CPDFDocument *document;
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+
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+@property (nonatomic, assign) BOOL isRun;
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+
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+@property (nonatomic, strong) NSString *commandLineStr;
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+
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+@property (nonatomic, strong) NSURL *convertToPDFA1aURL;
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+
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+@property (nonatomic, strong) NSURL *convertToPDFA1bURL;
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+
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+@end
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+
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+@implementation CPDFAViewController
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+
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+#pragma mark - UIViewController Methods
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+
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+- (void)viewDidLoad {
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+ [super viewDidLoad];
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+ // Do any additional setup after loading the view.
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+ self.explainLabel.text = NSLocalizedString(@"The sample code illustrates how to convert PDF to PDFA format, including PDFA1a, PDFA1b using API.", nil);
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+
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+ self.commandLineTextView.text = @"";
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+ self.isRun = NO;
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+ self.commandLineStr = @"";
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+}
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+
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+#pragma mark - Samples Methods
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+
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+- (void)convertToPDFA1a:(CPDFDocument *)document {
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+ self.commandLineStr = [self.commandLineStr stringByAppendingString:@"-------------------------------------\n"];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingString:@"Samples 1: Convert PDF to PDFA1a format\n"];
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+
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+ // Save a document in Sandbox
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+ NSString *path = [NSHomeDirectory() stringByAppendingPathComponent:@"Documents"];
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+ NSString *writeDirectoryPath = [NSString stringWithFormat:@"%@/%@", path, @"PDFA"];
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+
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+ // Copy file
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+ if (![[NSFileManager defaultManager] fileExistsAtPath:writeDirectoryPath])
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+ [[NSFileManager defaultManager] createDirectoryAtURL:[NSURL fileURLWithPath:writeDirectoryPath] withIntermediateDirectories:YES attributes:nil error:nil];
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+ NSString *writeFilePath = [NSString stringWithFormat:@"%@/%@.pdf",writeDirectoryPath,@"ConvertToPDFA1aTest"];
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+
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+ self.convertToPDFA1aURL = [NSURL fileURLWithPath:writeFilePath];
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+ [document writeToURL:self.convertToPDFA1aURL];
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+
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+ document = [[CPDFDocument alloc] initWithURL:self.convertToPDFA1aURL];
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+
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+ [document writePDFAToURL:self.convertToPDFA1aURL withType:CPDFTypePDFA1a];
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+
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+ self.commandLineStr = [self.commandLineStr stringByAppendingString:@"Done. Results saved in ConvertToPDFA1aTest.pdf\n\n"];
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+}
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+
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+- (void)convertToPDFA1b:(CPDFDocument *)document {
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+ self.commandLineStr = [self.commandLineStr stringByAppendingString:@"-------------------------------------\n"];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingString:@"Samples 1: Convert PDF to PDFA1b format\n"];
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+
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+ // Save a document in Sandbox
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+ NSString *path = [NSHomeDirectory() stringByAppendingPathComponent:@"Documents"];
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+ NSString *writeDirectoryPath = [NSString stringWithFormat:@"%@/%@", path, @"PDFA"];
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+
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+ // Copy file
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+ if (![[NSFileManager defaultManager] fileExistsAtPath:writeDirectoryPath])
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+ [[NSFileManager defaultManager] createDirectoryAtURL:[NSURL fileURLWithPath:writeDirectoryPath] withIntermediateDirectories:YES attributes:nil error:nil];
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+ NSString *writeFilePath = [NSString stringWithFormat:@"%@/%@.pdf",writeDirectoryPath,@"ConvertToPDFA1bTest"];
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+
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+ self.convertToPDFA1bURL = [NSURL fileURLWithPath:writeFilePath];
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+ [document writeToURL:self.convertToPDFA1bURL];
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+
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+ document = [[CPDFDocument alloc] initWithURL:self.convertToPDFA1bURL];
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+
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+ [document writePDFAToURL:self.convertToPDFA1bURL withType:CPDFTypePDFA1a];
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+
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+ self.commandLineStr = [self.commandLineStr stringByAppendingString:@"Done. Results saved in ConvertToPDFA1bTest.pdf\n\n"];
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+}
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+
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+- (void)openFileWithURL:(NSURL *)url {
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+ UIActivityViewController *activityVC = [[UIActivityViewController alloc]initWithActivityItems:@[url] applicationActivities:nil];
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+ activityVC.definesPresentationContext = YES;
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+ if (UIUserInterfaceIdiomPad == UI_USER_INTERFACE_IDIOM()) {
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+ activityVC.popoverPresentationController.sourceView = self.openfileButton;
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+ activityVC.popoverPresentationController.sourceRect = self.openfileButton.bounds;
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+ }
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+ [self presentViewController:activityVC animated:YES completion:nil];
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+ activityVC.completionWithItemsHandler = ^(UIActivityType _Nullable activityType, BOOL completed, NSArray * _Nullable returnedItems, NSError * _Nullable activityError) {
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+
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+ if (completed) {
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+ NSLog(@"Success!");
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+ } else {
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+ NSLog(@"Failed Or Canceled!");
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+ }
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+ };
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+}
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+
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+#pragma mark - Action
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+
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+- (IBAction)buttonItemClick_openFile:(id)sender {
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+ // Determine whether to export the document
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+ if (self.isRun) {
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+ UIAlertController *alertController = [UIAlertController alertControllerWithTitle:NSLocalizedString(@"Choose a file to open...", nil) message:@"" preferredStyle:UIAlertControllerStyleAlert];
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+ if (UIUserInterfaceIdiomPad == UI_USER_INTERFACE_IDIOM()) {
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+ alertController.popoverPresentationController.sourceView = self.openfileButton;
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+ alertController.popoverPresentationController.sourceRect = self.openfileButton.bounds;
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+ }
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+
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+ UIAlertAction *convertToPDFA1aAction = [UIAlertAction actionWithTitle:NSLocalizedString(@" ConvertToPDFA1aTest.pdf ", nil) style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
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+ // Open CreateBookmarkTest.pdf
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+ [self openFileWithURL:self.convertToPDFA1aURL];
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+ }];
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+ UIAlertAction *convertToPDFA1bAction = [UIAlertAction actionWithTitle:NSLocalizedString(@" ConvertToPDFA1bTest.pdf ", nil) style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
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+ // Open CreateBookmarkTest.pdf
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+ [self openFileWithURL:self.convertToPDFA1bURL];
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+ }];
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+
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+ UIAlertAction *cancelAction = [UIAlertAction actionWithTitle:NSLocalizedString(@"Cancel", nil) style:UIAlertActionStyleCancel handler:nil];
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+
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+ [alertController addAction:convertToPDFA1aAction];
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+ [alertController addAction:convertToPDFA1bAction];
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+ [alertController addAction:cancelAction];
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+
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+ [self presentViewController:alertController animated:NO completion:nil];
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+ } else {
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+ UIAlertController *alertController = [UIAlertController alertControllerWithTitle:NSLocalizedString(@"Choose a file to open...", nil) message:@"" preferredStyle:UIAlertControllerStyleAlert];
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+ if (UIUserInterfaceIdiomPad == UI_USER_INTERFACE_IDIOM()) {
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+ alertController.popoverPresentationController.sourceView = self.openfileButton;
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+ alertController.popoverPresentationController.sourceRect = self.openfileButton.bounds;
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+ }
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+
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+ UIAlertAction *noAction = [UIAlertAction actionWithTitle:NSLocalizedString(@"No files for this sample.", nil) style:UIAlertActionStyleDefault handler:nil];
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+
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+ UIAlertAction *cancelAction = [UIAlertAction actionWithTitle:NSLocalizedString(@"Cancel", nil) style:UIAlertActionStyleCancel handler:nil];
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+
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+ [alertController addAction:noAction];
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+ [alertController addAction:cancelAction];
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+
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+ [self presentViewController:alertController animated:NO completion:nil];
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+ }
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+}
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+
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+- (IBAction)buttonItemClick_run:(id)sender {
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+ self.isRun = YES;
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+
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+ self.commandLineStr = [self.commandLineStr stringByAppendingString:@"Running PDFA sample...\n\n"];
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+ [self convertToPDFA1a:self.document];
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+ [self convertToPDFA1b:self.document];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingString:@"\nDone!\n"];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingString:@"-------------------------------------\n"];
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+
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+ // Refresh commandline message
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+ self.commandLineTextView.text = self.commandLineStr;
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+}
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+
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+@end
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