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| // | ||
| // CGPDFDocument.h | ||
| // Reader v2.6.0 | ||
| // | ||
| // Created by Julius Oklamcak on 2011-07-01. | ||
| // Copyright © 2011-2013 Julius Oklamcak. All rights reserved. | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights to | ||
| // use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies | ||
| // of the Software, and to permit persons to whom the Software is furnished to | ||
| // do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in all | ||
| // copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | ||
| // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | ||
| // WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | ||
| // CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | ||
| // | ||
|
|
||
| #import <Foundation/Foundation.h> | ||
| #import <QuartzCore/QuartzCore.h> | ||
|
|
||
| /** | ||
| Create a CGPDFDocumentRef from the PDF file at the given URL. | ||
| @param url The URL of the PDF file to load. | ||
| @param password The password to unlock the file if necessary. | ||
| @return A CGPDFDocumentRef. | ||
| */ | ||
| CGPDFDocumentRef CGPDFDocumentCreate(NSURL *url, NSString *password); | ||
|
|
||
| /** | ||
| Wether or not the given password will unlock the PDF file at the given URL. | ||
| @param url The URL of the PDF file to check. | ||
| @param password The password to attempt to unlock the PDF file with. | ||
| @return YES if the password unlocks the document. NO otherwise. | ||
| */ | ||
| BOOL CGPDFDocumentCanBeUnlockedWithPassword(NSURL *url, NSString *password); |
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| // | ||
| // CGPDFDocument.m | ||
| // Reader v2.6.0 | ||
| // | ||
| // Created by Julius Oklamcak on 2011-07-01. | ||
| // Copyright © 2011-2013 Julius Oklamcak. All rights reserved. | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights to | ||
| // use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies | ||
| // of the Software, and to permit persons to whom the Software is furnished to | ||
| // do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in all | ||
| // copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | ||
| // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | ||
| // WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | ||
| // CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | ||
| // | ||
|
|
||
| #import "CGPDFDocument.h" | ||
|
|
||
| CGPDFDocumentRef CGPDFDocumentCreate(NSURL *url, NSString *password) | ||
| { | ||
| CGPDFDocumentRef docRef = NULL; | ||
|
|
||
| //Do we have a URL? | ||
| if (url != nil) { | ||
| docRef = CGPDFDocumentCreateWithURL((__bridge CFURLRef)url); | ||
|
|
||
| //Did the document load? | ||
| if (docRef != NULL) { | ||
|
|
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| //Is the document password protected? | ||
| if (CGPDFDocumentIsEncrypted(docRef) == TRUE) { | ||
|
|
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| //Try a blank password first, per Apple's Quartz PDF example. | ||
| if (CGPDFDocumentUnlockWithPassword(docRef, "") == FALSE) { | ||
|
|
||
| //Nope, now let's try the provided password to unlock the PDF | ||
| if ((password != nil) && ([password length] > 0)) { | ||
|
|
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| char text[128]; // char array buffer for the string conversion | ||
| [password getCString:text maxLength:126 encoding:NSUTF8StringEncoding]; | ||
|
|
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| //If we can't unlock the document. | ||
| if (CGPDFDocumentUnlockWithPassword(docRef, text) == FALSE) // Log failure | ||
| { | ||
| #ifdef DEBUG | ||
| NSLog(@"CGPDFDocumentCreate: Unable to unlock [%@] with [%@]", url, password); | ||
| #endif | ||
| } | ||
| } | ||
| } | ||
| //Failed to unlock the document. Cleanup. | ||
| if (CGPDFDocumentIsUnlocked(docRef) == FALSE) { | ||
| CGPDFDocumentRelease(docRef), docRef = NULL; | ||
| } | ||
| } | ||
| } else { | ||
| #ifdef DEBUG | ||
| NSLog(@"CGPDFDocumentCreate: Unable to load PDF Document."); | ||
| #endif | ||
| } | ||
| } else { | ||
| #ifdef DEBUG | ||
| NSLog(@"CGPDFDocumentCreate: No URL Provided"); | ||
| #endif | ||
| } | ||
|
|
||
| return docRef; | ||
| } | ||
|
|
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| BOOL CGPDFDocumentCanBeUnlockedWithPassword(NSURL *url, NSString *password) | ||
| { | ||
| BOOL unlockable = NO; | ||
| //Do we have a URL | ||
| if (url != nil) { | ||
| CGPDFDocumentRef thePDFDocRef = CGPDFDocumentCreateWithURL((__bridge CFURLRef)url); | ||
|
|
||
| //Do we have a document? | ||
| if (thePDFDocRef != NULL) | ||
| { | ||
| //Is the document locked? | ||
| if (CGPDFDocumentIsEncrypted(thePDFDocRef) == TRUE) { | ||
|
|
||
| // Try a blank password first, per Apple's Quartz PDF example | ||
| if (CGPDFDocumentUnlockWithPassword(thePDFDocRef, "") == FALSE) { | ||
|
|
||
| // Nope, now let's try the provided password to unlock the PDF | ||
| if ((password != nil) && ([password length] > 0)) // Not blank? | ||
| { | ||
| char text[128]; // char array buffer for the string conversion | ||
|
|
||
| [password getCString:text maxLength:126 encoding:NSUTF8StringEncoding]; | ||
|
|
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| if (CGPDFDocumentUnlockWithPassword(thePDFDocRef, text) == FALSE) { | ||
| unlockable = YES; | ||
| } | ||
| } else { | ||
| unlockable = NO; | ||
| } | ||
| } | ||
| } | ||
|
|
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| CGPDFDocumentRelease(thePDFDocRef); // Cleanup CGPDFDocumentRef | ||
| } | ||
| } else { | ||
| #ifdef DEBUG | ||
| NSLog(@"CGPDFDocumentCanBeUnlockedWithPassword: No URL Provided"); | ||
| #endif | ||
| } | ||
|
|
||
| return unlockable; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,144 @@ | ||
| // | ||
| // ReaderDocument.h | ||
| // Reader v2.6.0 | ||
| // | ||
| // Created by Julius Oklamcak on 2011-07-01. | ||
| // Copyright © 2011-2013 Julius Oklamcak. All rights reserved. | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights to | ||
| // use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies | ||
| // of the Software, and to permit persons to whom the Software is furnished to | ||
| // do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in all | ||
| // copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | ||
| // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | ||
| // WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | ||
| // CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | ||
| // | ||
|
|
||
| #import <Foundation/Foundation.h> | ||
|
|
||
| /** | ||
| A object that represents a single PDF File. | ||
| */ | ||
| @interface PDFKDocument : NSObject <NSObject, NSCoding> | ||
|
|
||
| /**@name Document Properties*/ | ||
| /** | ||
| The current/last page that the document displaied. | ||
| */ | ||
| @property (nonatomic, assign, readwrite) NSUInteger currentPage; | ||
| /** | ||
| The set of numbers defining the bookmarked pages. | ||
| */ | ||
| @property (nonatomic, strong, readonly) NSMutableIndexSet *bookmarks; | ||
| /** | ||
| The password to open the PDF file if necessary. | ||
| */ | ||
| @property (nonatomic, strong, readonly) NSString *password; | ||
| /** | ||
| The URL location of the PDF file. | ||
| */ | ||
| @property (nonatomic, strong, readonly) NSURL *fileURL; | ||
| /** | ||
| The globally unique identifier for the PDF document. | ||
| */ | ||
| @property (nonatomic, strong, readonly) NSString *guid; | ||
| /** | ||
| The last time the PDF file was opened. | ||
| */ | ||
| @property (nonatomic, strong, readwrite) NSDate *lastOpenedDate; | ||
| /** | ||
| The size of the PDF file in bytes. | ||
| */ | ||
| @property (nonatomic, assign, readonly) NSUInteger fileSize; | ||
| /** | ||
| The total number of pages in the PDF document. | ||
| */ | ||
| @property (nonatomic, assign, readonly) NSUInteger pageCount; | ||
|
|
||
| /**@name File Properties*/ | ||
| /** | ||
| The title of the PDF document. | ||
| */ | ||
| @property (nonatomic, strong, readonly) NSString *title; | ||
| /** | ||
| The author of the PDF document. | ||
| */ | ||
| @property (nonatomic, strong, readonly) NSString *author; | ||
| /** | ||
| The subject of the document. | ||
| */ | ||
| @property (nonatomic, strong, readonly) NSString *subject; | ||
| /** | ||
| Keywords decribing the document's contents. | ||
| */ | ||
| @property (nonatomic, strong, readonly) NSString *keywords; | ||
| /** | ||
| The creator of the PDF. | ||
| */ | ||
| @property (nonatomic, strong, readonly) NSString *creator; | ||
| /** | ||
| The producer of the PDF. | ||
| */ | ||
| @property (nonatomic, strong, readonly) NSString *producer; | ||
| /** | ||
| The last time the PDF file was modified. | ||
| */ | ||
| @property (nonatomic, strong, readonly) NSDate *modificationDate; | ||
| /** | ||
| The date the PDF was created. | ||
| */ | ||
| @property (nonatomic, strong, readonly) NSDate *creationDate; | ||
| /** | ||
| The PDF version. | ||
| */ | ||
| @property (nonatomic, assign, readonly) CGFloat version; | ||
|
|
||
| /**@name Creation*/ | ||
| /** | ||
| Creates a PDF document from the PDF file at the given path. Unarchiving it if necessary. | ||
| @note This method should be the method used to create the PDF document, it handles unarchiving the document for you. If the document archive does not exist, a new document is created. | ||
| @param filePath The path of the PDF file to load. | ||
| @param password The password to unlock the PDF file if necessary. | ||
| @return A new PDFKDocument. | ||
| */ | ||
| + (PDFKDocument *)documentWithContentsOfFile:(NSString *)filePath password:(NSString *)password; | ||
| /** | ||
| Unarchive the stored document information and create a PDF document from the PDF file at the given path. | ||
| @param filePath The path of the PDF file to load. | ||
| @param password The password to unlock the PDF file if necessary. | ||
| @return A new PDFKDocument. | ||
| */ | ||
| + (PDFKDocument *)unarchiveDocumentForContentsOfFile:(NSString *)filePath password:(NSString *)password; | ||
| /** | ||
| Initalize a PDF document from the PDF file at the given path. | ||
| @param filePath The path of the PDF file to load. | ||
| @param password The password to unlock the PDF file if necessary. | ||
| @return A new PDFKDocument. | ||
| */ | ||
| - (id)initWithContentsOfFile:(NSString *)filePath password:(NSString *)password; | ||
| /** | ||
| Save the document information to the archive. | ||
| */ | ||
| - (void)saveReaderDocument; | ||
| /** | ||
| Reload the document properties from the PDF file. | ||
| */ | ||
| - (void)updateProperties; | ||
|
|
||
| @end |
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