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+//
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+// CDocumentInfoViewController.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 "CDocumentInfoViewController.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 extract PDF document information such as: date using API.
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+//-----------------------------------------------------------------------------------------
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+
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+@interface CDocumentInfoViewController ()
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+
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+@end
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+
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+@implementation CDocumentInfoViewController
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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 extract PDF document information such as: date 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)printDocumentInfo:(CPDFDocument *)document {
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+ NSDictionary *documentAttributes = [document documentAttributes];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"File Name: %@\n", document.documentURL.lastPathComponent];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"File Szie: %@\n", [self fileSizeStr]];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Title: %@\n", documentAttributes[CPDFDocumentTitleAttribute]];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Author: %@\n", documentAttributes[CPDFDocumentAuthorAttribute]];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Subject: %@\n", documentAttributes[CPDFDocumentSubjectAttribute]];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Keywords: %@\n", documentAttributes[CPDFDocumentKeywordsAttribute]];
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+ NSString * versionString = [NSString stringWithFormat:@"%ld.%ld",(long)document.majorVersion,(long)document.minorVersion];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Version: %@\n", versionString];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Pages: %zd\n", document.pageCount];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Creator: %@\n", documentAttributes[CPDFDocumentCreatorAttribute]];
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+
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+ {
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+ if (documentAttributes[CPDFDocumentCreationDateAttribute]) {
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+ NSMutableString* mSting = [NSMutableString string];
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+ NSString* tstring = [NSString stringWithFormat:@"%@",documentAttributes[CPDFDocumentCreationDateAttribute]];
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+ if (tstring.length >= 16) {
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+ NSRange range;
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+ range.location = 2;range.length=4;
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+ [mSting appendString:[tstring substringWithRange:range]];
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+ range.location = 6;range.length=2;
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+ [mSting appendFormat:@"-%@",[tstring substringWithRange:range]];
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+ range.location = 8;range.length=2;
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+ [mSting appendFormat:@"-%@",[tstring substringWithRange:range]];
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+
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+ range.location = 10;range.length=2;
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+ [mSting appendFormat:@" %@",[tstring substringWithRange:range]];
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+ range.location = 12;range.length=2;
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+ [mSting appendFormat:@":%@",[tstring substringWithRange:range]];
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+ range.location = 14;range.length=2;
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+ [mSting appendFormat:@":%@",[tstring substringWithRange:range]];
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+
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Creation Date: %@\n", mSting];
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+ }
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+ }
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+ }
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+
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+ {
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+ if (documentAttributes[CPDFDocumentModificationDateAttribute]){
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+ NSMutableString* mSting = [NSMutableString string];
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+ NSString* tstring = [NSString stringWithFormat:@"%@",documentAttributes[CPDFDocumentModificationDateAttribute]];
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+
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+ if (tstring.length >= 16) {
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+ NSRange range;
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+ range.location = 2;range.length=4;
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+ [mSting appendString:[tstring substringWithRange:range]];
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+ range.location = 6;range.length=2;
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+ [mSting appendFormat:@"-%@",[tstring substringWithRange:range]];
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+ range.location = 8;range.length=2;
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+ [mSting appendFormat:@"-%@",[tstring substringWithRange:range]];
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+
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+ range.location = 10;range.length=2;
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+ [mSting appendFormat:@" %@",[tstring substringWithRange:range]];
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+ range.location = 12;range.length=2;
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+ [mSting appendFormat:@":%@",[tstring substringWithRange:range]];
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+ range.location = 14;range.length=2;
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+ [mSting appendFormat:@":%@",[tstring substringWithRange:range]];
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+
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Modification Date: %@\n", mSting];
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+ }
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+ }
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+ }
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+
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Printing: %@\n", document.allowsPrinting ? @"true" : @"flase"];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Content Copying:: %@\n", document.allowsCopying ? @"true" : @"flase"];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Document Change: %@\n", document.allowsDocumentChanges ? @"true" : @"flase"];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Document Assembly: %@\n", document.allowsDocumentAssembly ? @"true" : @"flase"];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Commenting: %@\n", document.allowsCommenting ? @"true" : @"flase"];
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+ self.commandLineStr = [self.commandLineStr stringByAppendingFormat:@"Filling of Form Field: %@\n", document.allowsFormFieldEntry ? @"true" : @"flase"];
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+}
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+
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+- (NSString *)fileSizeStr {
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+
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+ NSFileManager *defaultManager = [NSFileManager defaultManager];
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+ if (![defaultManager fileExistsAtPath:self.document.documentURL.path]) {
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+ return @"";
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+ }
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+
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+ NSDictionary *attrib = [[NSFileManager defaultManager] attributesOfItemAtPath:self.document.documentURL.path error:nil];
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+ float tFileSize = [[attrib objectForKey:NSFileSize] floatValue];
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+
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+ float fileSize = tFileSize / 1024;
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+ float size = fileSize >= 1024 ?(fileSize < 1048576 ? fileSize/1024.0 : fileSize/1048576.0) : fileSize;
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+ char unit = fileSize >= 1024 ? (fileSize < 1048576 ? 'M':'G'):'K';
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+ return [NSString stringWithFormat:@"%0.1f%c", size, unit];
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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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+
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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 = NO;
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+
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+ self.commandLineStr = [self.commandLineStr stringByAppendingString:@"Running DocumentInfo sample...\n\n"];
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+ [self printDocumentInfo: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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+ NSLog(@"%@", self.commandLineStr);
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+}
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+
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+
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+@end
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