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Commit Graph

577 Commits

Author SHA1 Message Date
Jay Berkenbilt
b3f0dbff62 Fix Windows memory error (fixes #330) 2019-05-16 14:26:51 -04:00
Jay Berkenbilt
a323f6f49f Prepare 8.4.1 release 2019-04-27 20:44:20 -04:00
Jay Berkenbilt
81205e007b Spell check 2019-04-21 13:09:11 -04:00
Jay Berkenbilt
011695dfdf Support Unicode in filenames (fixes #298) 2019-04-20 21:00:43 -04:00
Jay Berkenbilt
4ccb29912a Tighten isPageObject (fixes #310) 2019-04-20 21:00:43 -04:00
Thorsten Schöning
2c704b99a1 Undefined functions because of missing std:: or header. (#295)
* [bcc32 Error] QPDF.cc(375): E2268 Call to undefined function 'atof'
  Full parser context
    QPDF.cc(358): parsing: void QPDF::parse(const char *)

* [bcc32 Error] QPDFTokenizer.cc(183): E2268 Call to undefined function 'strtol'
  Full parser context
    QPDFTokenizer.cc(163): parsing: void QPDFTokenizer::resolveLiteral()

* [bcc32 Error] pdf-split-pages.cc(52): E2268 Call to undefined function 'exit'
  Full parser context
    pdf-split-pages.cc(50): parsing: void usage()

* PR #295: Including "cstdlib" should be replaced with "stdlib.h" to be more consistent. At the same time I changed the order of the surrounding includes to reflect alphabetical order, because at some files this already have been the case.
2019-03-12 10:05:29 -04:00
Thorsten Schöning
71b7ed9f4f "_setmode" and "_stricmp" are not available on Borland C++Builder, neither the classic one nor newer ones based on CLANG. 2019-03-11 16:58:55 -04:00
Jay Berkenbilt
da7c2c0ee9 Fix json serialization for {x | -1 < x < 1} (fixes #308)
JSON serialization was preserving the value as presented, but JSON
doesn't accept decimal values without a 0 before the decimal point.
2019-03-11 16:22:59 -04:00
Jay Berkenbilt
03074ca5a0 Prepare 8.4.0 release 2019-02-01 22:25:25 -05:00
Jay Berkenbilt
fec5bb124c Spell check 2019-01-31 21:41:29 -05:00
Jay Berkenbilt
eb49e07c0a Make inline image token exactly contain the image data
Do not include the trailing EI, and handle cases where EI is not
preceded by a delimiter. Such cases have been seen in the wild.
2019-01-31 20:28:44 -05:00
Jay Berkenbilt
5211bcb5ea Externalize inline images (fixes #278) 2019-01-31 10:38:13 -05:00
Jay Berkenbilt
1eb35a355f Exclude space after ID in image data 2019-01-31 10:38:10 -05:00
Jay Berkenbilt
2b6c79bcae Improve locating inline image's EI
We've actually seen a PDF file in the wild that contained EI
surrounded by delimiters inside the image data, which confused qpdf's
naive code. This significantly improves EI detection.
2019-01-31 09:26:37 -05:00
Jay Berkenbilt
ec9e310c9e Refactor QPDFTokenizer's inline image handling
Add a version of expectInlineImage that takes an input source and
searches for EI. This is in preparation for improving the way EI is
found. This commit just refactors the code without changing the
functionality and adds tests to make sure the old and new code behave
identically.
2019-01-31 09:26:37 -05:00
Jay Berkenbilt
31372edce0 Inline image token value ends with EI, not delimiter
The inline image token erroneously included the delimiter that
followed EI. The ObjectHandle created from it was correct.
2019-01-31 09:26:37 -05:00
Jay Berkenbilt
b776dcd2d3 Clean up some private functions 2019-01-29 22:14:20 -05:00
Jay Berkenbilt
8a9cfd2605 Handle direct page objects (fixes #164) 2019-01-29 17:01:36 -05:00
Jay Berkenbilt
2d0885bc11 Clarify documentation for copyForeignObject regarding pages
Make explicit that copyForeignObject can be used on page objects and
will copy them properly but not update the pages tree.
2019-01-28 21:53:55 -05:00
Jay Berkenbilt
2712869cf9 Fix logic for when to compress object and xref streams (fixes #271) 2019-01-28 21:43:06 -05:00
Jay Berkenbilt
52f9d326a5 Resolve duplicated page objects (fixes #268)
When linearizing a file or getting the list of all pages in a file,
detect if the pages tree contains a duplicated page object and, if so,
shallow copy it. This makes it possible to have a one to one mapping
of page positions to page objects.
2019-01-28 20:29:58 -05:00
Jay Berkenbilt
623f5b664e Convert pages to form XObjects
Support conversion of pages to form XObjects and placement of form
XObjects on pages.
2019-01-27 07:50:30 -05:00
Jay Berkenbilt
68ccd87c9e Move rectangle transformation into QPDFMatrix 2019-01-27 07:50:30 -05:00
Jay Berkenbilt
8cb245739c Add QPDFObjectHandle::getUniqueResourceName 2019-01-27 07:50:30 -05:00
Jay Berkenbilt
009767d97a Handle inheritable page attributes
Add getAttribute for handling inheritable page attributes, and fix
getPageImages and annotation flattening code to use it.
2019-01-25 22:30:05 -05:00
Jay Berkenbilt
2d32f4db8f Handle fallback font size in text appearances
If we end up using our fallback font size when generating appearances
for text fields, reflect that in the Tf operator used in the
appearance stream.
2019-01-21 07:38:21 -05:00
Jay Berkenbilt
9cb599875b Improve text objects used in text appearance streams 2019-01-20 23:05:58 -05:00
Jay Berkenbilt
930eade6d3 Fix omissions in text appearance generation
When generating appearance streams for variable text annotations,
properly handle the cases of there being no appearance dictionary, no
appearance stream, or an appearance stream with no BMC..EMC marker.
2019-01-20 23:05:58 -05:00
Jay Berkenbilt
65ef0bf313 When flattening, remove annotations with no appearance stream
With the exception of form field annotations when /NeedAppearances is
true, remove annotations that don't have appearance streams when
flattening. There is no reason to keep these when flattening since
they are invisible. This may include unchecked checkboxes, unshown
popup windows, etc.
2019-01-20 23:05:58 -05:00
Jay Berkenbilt
c18ee440a3 mingw workaround for QPDFExc destructor
mingw doesn't like it when you don't inline empty virtual destructors.
2019-01-19 10:14:07 -05:00
Jay Berkenbilt
e87d149918 Add QUtil::possible_repaired_encodings 2019-01-17 11:43:56 -05:00
Jay Berkenbilt
6ec22f117d Modernize encryption API for more granularity
Setting encryption permissions for R >= 3 set permission bits in
groups corresponding to menu options in Acrobat 5. The new API allows
the bits to be set individually.
2019-01-17 11:43:56 -05:00
Jay Berkenbilt
4630377731 Add status-reporting transcoders to QUtil 2019-01-17 11:43:56 -05:00
Jay Berkenbilt
8f389f14c0 QUtil::analyze_encoding 2019-01-17 11:43:56 -05:00
Jay Berkenbilt
6817ca585a Bidirectional transcoding for win, mac, pdf, utf8, utf16 2019-01-17 11:43:56 -05:00
Jay Berkenbilt
698485468a Move remaining existing transcoding to QUtil 2019-01-17 11:43:56 -05:00
Jay Berkenbilt
5cfcd4f361 Additional checks for unreferenced resources
Explicitly abandon removal of unreferenced resources if there are any
lexical errors in the page's contents. This case always generated a
warning, but it now also prevents removal of unreferenced resources,
this strongly decreasing the likelihood of data loss.
2019-01-17 11:43:56 -05:00
Jay Berkenbilt
4bc434000c Copy subdictionaries when removing resources (fixes #276)
When removing unreferenced resources, the code was copying the overall
resource dictionaries but not the subdictionaries being modified. This
was a "typo" in the code -- the comment clearly stated the need to do
this, but the code replaced the dictionary with itself rather than
with a shallow copy of itself.
2019-01-17 09:40:05 -05:00
Jay Berkenbilt
654c0e8caf Allow adding the same page more than once in --pages (fixes #272) 2019-01-12 10:01:47 -05:00
Jay Berkenbilt
4ecd1df6f2 Add configure option AVOID_WINDOWS_HANDLE
If set, we avoid using Windows I/O HANDLE, which is disallowed in some
versions of the Windows SDK, such as for Windows phones.
QUtil::same_file will always return false in this case. Only applies
to Windows builds.
2019-01-10 22:35:08 -05:00
Jay Berkenbilt
d24a120c7f Add QPDF::setImmediateCopyFrom 2019-01-10 22:35:08 -05:00
Jay Berkenbilt
b653929c93 Update version to 8.3.0 2019-01-07 11:16:54 -05:00
Jay Berkenbilt
aa602fd107 Fix integer overflow in large file test 2019-01-07 08:49:14 -05:00
Jay Berkenbilt
c3cee5f154 Exercise out of scope original pdf for copyForeignObject 2019-01-07 07:38:03 -05:00
Jay Berkenbilt
fddbcab0e7 Mostly don't require original QPDF for copyForeignObject (fixes #219)
The original QPDF is only required now when the source
QPDFObjectHandle is a stream that gets its stream data from a
QPDFObjectHandle::StreamDataProvider.
2019-01-07 00:11:15 -05:00
Jay Berkenbilt
fbbb0ee016 Make a static version of QPDF::pipeStreamData
This is in preparation of being able to pipe a stream's data without
keeping a copy of its containing qpdf object.
2019-01-07 00:11:15 -05:00
Jay Berkenbilt
7588cac295 Create an application-scope unique ID for each QPDF object
Use this instead of QPDF* as a map key for object_copiers.
2019-01-07 00:11:15 -05:00
Jay Berkenbilt
e27ac682e0 Move encryption parameters into a class 2019-01-06 09:58:16 -05:00
Jay Berkenbilt
a70fbaaf50 Honor other base encodings when generating appearances 2019-01-05 23:01:59 -05:00
Jay Berkenbilt
b341d742db Add WinAnsi and MacRoman encoding 2019-01-05 23:01:44 -05:00