Commit graph

34 commits

Author SHA1 Message Date
a72d76e229 Add unit tests to make sure I'm not breaking things too much 2020-02-14 17:58:03 +01:00
919f640443 Merge branch 'extract-text' into navigation 2020-02-12 17:35:56 +01:00
32f9866106 Use peek to improve directObject parser avoiding a large <|> disjunction 2020-02-12 17:34:27 +01:00
704d7a7fcf It turns out Output.concat wasn't necessary, OBuilder seems already is a Monoid so mconcat works (that fact was used in the very implementation of concat…) 2020-02-11 17:36:29 +01:00
aed7af376a WIP: still trying to figure things out, moved to a separate submodule for Navigation, proper naming is hell 2020-02-11 08:29:08 +01:00
e77bbbcda9 WIP: start moving some navigation-related routines from Pages into Object directly and generalize them to multi-component to allow easier browsing 2020-02-10 17:43:04 +01:00
42a02808c1 Merge branch 'main' into extract-text 2019-11-27 18:05:47 +01:00
380c1e439b Fix a bug preventing Hufflepdf from reading objects with a ' ' after the obj keyword 2019-11-27 18:01:19 +01:00
3a3e1533b4 Clean ByteString types to identify when a ByteString contains the representation of an integer in a given base and fix the last remaining PDF string (un)escaping issue 2019-10-14 10:17:15 +02:00
d07c286f8e Clean exported ByteString custom functions 2019-10-14 10:17:15 +02:00
36d7f9b819 Still debugging, broke pretty much everything and finally implementing a proper coderange parsing for CMap because apparently that's necessary 2019-10-14 10:17:15 +02:00
3b59fd0c61 Separate CMap and Text in two distinct modules 2019-10-14 10:17:15 +02:00
c349d9b4c2 Don't trust serializer, they have nothing todo with a reasonable binary encoding 2019-10-14 10:17:15 +02:00
e7484ef536 Completely lost, the same old Char8 / Word8 again, implemented all the text reading, still needing a couple details to parse CMaps 2019-10-14 10:17:15 +02:00
b8eb9e6856 Generalize the Parser type into a MonadParser class to use with MonadTrans and remove redundant code already defined in Applicative or Attoparsec 2019-10-14 10:17:15 +02:00
51db57ec67 Ugly commit, breaks everything, still trying to figure a grammar for text 2019-10-14 10:17:15 +02:00
6f3c159ea7 Adding a module to implement text reading and a demo program to go with it 2019-10-14 10:17:15 +02:00
3a39c75e6a Stop requiring an empty line between subsections in a xref section 2019-09-22 01:37:28 +02:00
29c5823f34 Fix precision bug caused by using Floats to represent PDF Number values sometimes used to represent a byte offset within a file 2019-09-22 01:34:17 +02:00
699f830a45 Simplify XRef structure, clarify integer types and remove nextLine 2019-09-20 22:39:14 +02:00
264b0dc92b Stop requiring «trailer» keywords to live on a separate line as counter-examples have been found 2019-05-31 15:08:54 +02:00
9dac275f68 Keep comment-opening '%' along with the comment and support empty lines 2019-05-31 15:07:41 +02:00
85e4eb9273 Fix bypassed error message for lines + add one for occurrences 2019-05-31 15:06:20 +02:00
11cb6504d7 Go strict ByteStrings with attoparsec 2019-05-24 10:48:09 +02:00
5614a25048 Generate valid PDF 2019-05-18 09:01:13 +02:00
0336baa687 Fix output implementation with dynamic XRefs 2019-05-17 16:14:06 +02:00
e23618da68 Implement output 2019-05-16 22:41:14 +02:00
645466024a Starting to implement output with String builder 2019-05-16 17:04:45 +02:00
9b2f890227 Boyer-Moore is canceled, implement the rest of parsing with naive search 2019-05-16 11:01:50 +02:00
fc41f815a3 Broken state : trying to implement Boyer-Moore for fast-forwarding to the end of a section 2019-05-15 19:13:35 +02:00
379a821550 Fix bugs preventing the objects from loading 2019-05-15 15:03:55 +02:00
44508a204c Reuse Parser type in PDF.Body (and generalize the type of the comment parser) 2019-05-15 09:04:17 +02:00
91292d6401 Implement retrieving objects in the body of the document and use it to populate the structure previously parsed 2019-05-14 18:42:11 +02:00
8043f84da8 Cut PDF module in two, implement basic parsing up to reading XRef table 2019-05-13 18:22:05 +02:00