% \iffalse meta-comment % %% File: tagpdf-checks.dtx % % Copyright (C) 2019-2020 Ulrike Fischer % % It may be distributed and/or modified under the conditions of the % LaTeX Project Public License (LPPL), either version 1.3c of this % license or (at your option) any later version. The latest version % of this license is in the file % % https://www.latex-project.org/lppl.txt % % This file is part of the "tagpdf bundle" (The Work in LPPL) % and all files in that bundle must be distributed together. % % ----------------------------------------------------------------------- % % The development version of the bundle can be found at % % https://github.com/u-fischer/tagpdf % % for those people who are interested. % % \fi % % \begin{macrocode} %<@@=tag> %<*checks> \ProvidesExplPackage {tagpdf-checks-code} {2021/02/23} {0.80} {part of tagpdf - code related to checks and messages} %messages % mc \msg_new:nnn { tag } {mc-nested} { nested~marked~content~found~-~mcid~#1 } \msg_new:nnn { tag } {mc-tag-missing} { required~tag~missing~-~mcid~#1 } \msg_new:nnn { tag } {mc-label-unknown} { label~#1~unknown~-~rerun } \msg_new:nnn { tag } {mc-used-twice} { mc~#1~has~been~already~used } \msg_new:nnn { tag } {mc-not-open} { there~is~no~mc~to~end~at~#1 } % structures \msg_new:nnn { tag } {struct-no-objnum} { objnum~missing~for~structure~#1 } \msg_new:nnn { tag } {struct-faulty-nesting} { there~is~no~open~structure~on~the~stack } \msg_new:nnn { tag } {struct-missing-tag} { a~structure~must~have~a~tag! } \msg_new:nnn { tag } {struct-show-closing} { closing~structure~#1~tagged~\prop_item:cn{g_@@_struct_#1_prop}{S} } \msg_new:nnn { tag } {struct-used-twice} { structure~with~label~#1~has~already~been~used} \msg_new:nnn { tag } {struct-label-unknown} { structure~with~label~#1~is~unknown~rerun} % attributes \msg_new:nnn { tag } {attr-unknown} { attribute~#1~is~unknown} %Roles \msg_new:nnn { tag } {role-missing} { tag~#1~has~no~role~assigned } \msg_new:nnn { tag } {role-unknown} { role~#1~is~not~known } \msg_new:nnn { tag } {role-unknown-tag} { tag~#1~is~not~known } \msg_new:nnn { tag } {role-new-tag} { adding~new~tag~#1~mapped~to~role~#2 } % trees \msg_new:nnn { tag } {tree-mcid-index-wrong} {something~is~wrong~with~the~mcid} % obj \msg_new:nnn { tag } {obj-write-num} {write~obj~#1~to~pdf} % engine problem \msg_new:nnn { tag } {sys-no-interwordspace} {engine~#1~doesn't~support~the~interword~spaces} %checks %structures \cs_new:Nn \@@_check_structure_has_tag:n %#1 struct num %_protected? { \prop_if_in:cnF { g_@@_struct_#1_prop } {S} { \msg_error:nn { tag } {struct-missing-tag} } } \cs_new:Nn \@@_check_structure_tag:N %_protected? { \prop_if_in:NoF \g_@@_role_tags_prop {#1} { \msg_warning:nnx { tag } {role-unknown-tag} {#1} } } \cs_new_protected:Nn \@@_check_info_closing_struct:n %#1 struct num { \msg_info:nnn { tag } {struct-show-closing} {#1} } \cs_generate_variant:Nn \@@_check_info_closing_struct:n {o,x} \cs_new_protected:Nn \@@_check_no_open_struck: { \msg_error:nn { tag } {struct-faulty-nesting} } \cs_new_protected:Nn \@@_check_struct_used:n %#1 label { \prop_get:cnNT {g_@@_struct_\@@_ref_value:enn{tagpdfstruct-#1}{tagstruct}{unknown}_prop} {P} \l_tmpa_tl { \msg_warning:nnn { tag } {struct-used-twice} {#1} } } %roles \cs_new_protected:Nn \@@_check_add_tag_role:nn %#1 tag, #2 role { \tl_if_empty:nTF {#2} { \msg_warning:nnn { tag } {role-missing} {#1} } { \prop_get:NnNTF \g_@@_role_tags_prop {#2} \l_tmpa_tl { \msg_info:nnnn { tag } {role-new-tag} {#1} {#2} } { \msg_warning:nnn { tag } {role-unknown} {#2} } } } %mc \cs_new_protected:Nn \@@_check_mc_if_nested: { \@@_mc_if_in:T { \msg_warning:nnx { tag } {mc-nested} { \@@_get_mc_abs_cnt: } } } \cs_new_protected:Nn \@@_check_mc_if_open: { \@@_mc_if_in:F { \msg_warning:nnx { tag } {mc-not-open} { \@@_get_mc_abs_cnt: } } } \cs_new:Nn \@@_check_mc_tag:N %protected?? { \tl_if_empty:NT #1 { \msg_error:nnx { tag } {mc-tag-missing} { \@@_get_mc_abs_cnt: } } \prop_if_in:NoF \g_@@_role_tags_prop {#1} { \msg_warning:nnx { tag } {role-unknown-tag} {#1} } } \seq_new:N \g_@@_check_mc_used_seq \cs_new_protected:Nn \@@_check_mc_used:n { \seq_if_in:NnTF \g_@@_check_mc_used_seq {#1} { \msg_warning:nnn { tag } {mc-used-twice} {#1} } { \seq_gput_right:Nx \g_@@_check_mc_used_seq {#1} } } \cs_new_protected:Nn \@@_check_show_MCID_by_page: { \tl_set:Nx \l_@@_tmpa_tl { \@@_ref_value_lastpage:nn {abspage} {-1} } \int_step_inline:nnnn {1}{1} { \l_@@_tmpa_tl } { \seq_clear:N \l_tmpa_seq \int_step_inline:nnnn {1} {1} { \@@_ref_value_lastpage:nn {tagmcabs} {-1} } { \int_compare:nT { \@@_ref_value:enn {mcid-####1} {tagabspage} {-1} = ##1 } { \seq_gput_right:Nx \l_tmpa_seq { Page##1-####1- \@@_ref_value:enn {mcid-####1} {tagmcid} {-1} } } } \seq_show:N \l_tmpa_seq } } \cs_new:Nn \@@_check_record_pdfobj_num:n %protected? { \int_compare:nT { \l_@@_loglevel_int >= 3 } { \msg_info:nnx { tag } {obj-write-num} {#1} } } % % \end{macrocode}