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exsheets.sty
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% ----------------------------------------------------------------------------
% the EXSHEETS package
%
% Yet another package for the creation of exercise sheets
%
% ----------------------------------------------------------------------------
% Clemens Niederberger
% Web: http://www.mychemistry.eu/forums/forum/exsheets
% E-Mail: [email protected]
% ----------------------------------------------------------------------------
% Copyright 2011-2017 Clemens Niederberger
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3
% of this license or (at your option) any later version.
% The latest version of this license is in
% http://www.latex-project.org/lppl.txt
% and version 1.3 or later is part of all distributions of LaTeX
% version 2005/12/01 or later.
%
% This work has the LPPL maintenance status `maintained'.
%
% The Current Maintainer of this work is Clemens Niederberger.
% ----------------------------------------------------------------------------
% If you have any ideas, questions, suggestions or bugs to report, please
% feel free to contact me.
% ----------------------------------------------------------------------------
\RequirePackage { expl3 , xparse }
\ExplSyntaxOn
\tl_const:Nn \c_exsheets_date_tl {2017/02/08}
\tl_const:Nn \c_exsheets_version_tl {0.21i}
\tl_const:Nn \c_exsheets_info_tl
{Yet~ another~ package~ for~ the~ creation~ of~ exercise~ sheets~ and~ exams.}
\ProvidesExplPackage
{exsheets}
{\c_exsheets_date_tl}
{\c_exsheets_version_tl}
{\c_exsheets_info_tl}
% ----------------------------------------------------------------------------
% variants of kernel functions:
\cs_generate_variant:Nn \prop_get:NnN { NV , Nx , cV , cx }
\cs_generate_variant:Nn \prop_get:NnNF { NV , Nx , cV , cx }
\cs_generate_variant:Nn \prop_get:NnNT { NV , Nx , cV , cx }
\cs_generate_variant:Nn \prop_get:NnNTF { NV , Nx , cV , cx }
\cs_generate_variant:Nn \prop_gput:Nnn { Nf , Nff , Nfx , Nx , Nxx , NxV , cx , cxx }
\cs_generate_variant:Nn \prop_gput_if_new:Nnn { Nxx }
\cs_generate_variant:Nn \tl_if_blank:nTF { x }
\cs_generate_variant:Nn \tl_if_eq:nnF { x }
\cs_generate_variant:Nn \int_to_arabic:n { V }
\cs_generate_variant:Nn \seq_set_split:Nnn { NnV }
\cs_generate_variant:Nn \quark_if_no_value:nTF { V }
% ----------------------------------------------------------------------------
% temporary variables
\tl_new:N \l__exsheets_tmpa_tl
\tl_new:N \l__exsheets_tmpb_tl
\tl_new:N \l__exsheets_tmpc_tl
\int_new:N \l__exsheets_tmpa_int
\int_new:N \l__exsheets_tmpb_int
\int_new:N \l__exsheets_tmpc_int
\int_new:N \l__exsheets_tmpd_int
\int_new:N \l__exsheets_tmpe_int
\int_new:N \g__exsheets_tmpa_int
\dim_new:N \l__exsheets_tmpa_dim
\dim_new:N \l__exsheets_tmpb_dim
\seq_new:N \l__exsheets_tmpa_seq
\fp_new:N \l__exsheets_tmpa_fp
\clist_new:N \l__exsheets_tmpa_clist
\bool_new:N \l__exsheets_tmpa_bool
% ----------------------------------------------------------------------------
% messages
\msg_new:nnn {exsheets} {file-not-found}
{
You've~ requested~ the~ file~ `\tl_to_str:n {#1}'~ but~ I~ cannot~ find~
it~ \msg_line_context: .
}
\msg_new:nnn {exsheets} {totalpoints}
{
You~ need~ to~ activate~ `points/parse'~ if~ you~ want~ to~ use~
\token_to_str:N \totalpoints .~ I~ will~ do~ nothing~ instead.
}
\msg_new:nnn {exsheets} {parse-points}
{
You~ need~ to~ activate~ `points/parse'~ if~ you~ want~ to~ use~
\token_to_str:N #1 .~ I~ will~ do~ nothing~ instead.
}
\msg_new:nnn {exsheets} {headings}
{
You~ requested~ the~ headings~ instance~ `#1'~ \msg_line_context: \c_space_tl
which~ is~ not~ defined.~ Is~ this~ a~ typo?~ Anyway,~ I~ will~ use~ the~
instance~ `block'~ instead~ and~pretend~ nothing~ happened.
}
\msg_new:nnn {exsheets} {random-file}
{
You~ asked~ me~ to~ select~ #1~ questions~ from~ file~ #2~ which~
contains~ #3~ questions.~ I'll~ select~ all~ of~ them.
}
\msg_new:nnn {exsheets} {random-selectable}
{
You~ asked~ me~ to~ select~ #1~ questions~ from~ file~ #2~ which~
contains~ #3~ questions.~ #4~ of~ these~ are~ selectable,~ so~ I'll~
select~ all~ of~ them.
}
\msg_new:nnn {exsheets} {only-inside-question}
{
The~ command~ `~ \token_to_str:N #1 \c_space_tl'~ can~ only~ be~ used~
inside~ the~ question~ environment.
}
\msg_new:nnn {exsheets} {loading-configurations}
{ Loading~ custom~ configurations~ file~ `exsheets_configurations.cgf'. }
\msg_new:nnn {exsheets} {deprecated-command}
{
The~ command~ `#1'~ is~ deprecated.~ Use~ `#2'~ instead.
}
\msg_new:nnn {exsheets} {dropped-option}
{ The~ option~ `#1'~ has~ been~ dropped. }
\msg_new:nnn {exsheets} {grade-missing}
{ The~ grade~ `#1'~ has~ never~ been~ declared. }
\msg_new:nnn {exsheets} {grade-parse}
{
I~ cannot~ calculate~ the~ points~ for~ grade~ `#1'~ since~ you're~ using~
the~ option~ `points/parse=false'.
}
\msg_new:nnn {exsheets} {variations}
{
The~ number~ of~ variations~ must~ at~ least~ be~ `2'.~ You~ chose~ `#1'~
hence~ I'm~ doing~ nothing.
}
\msg_new:nnn {exsheets} {variant}
{
You~ must~ choose~ an~ integer~ between~ `1'~ and~ `#1'.~ You~ chose~
`#2'~ hence~ I'm~ doing~ nothing.
}
\cs_new_protected:Npn \exsheets_deprecate_cs:Npnn #1#2#
{ \__exsheets_deprecate_cs:Nnnn #1 {#2} }
\cs_new_protected:Npn \__exsheets_deprecate_cs:Nnnn #1#2#3#4
{
\cs_new_protected:Npn #1 #2
{
\tl_if_blank:nTF {#3}
{ \msg_warning:nnnn {exsheets} { deprecated-command } {#1} {#4} }
{ \msg_warning:nnnn {exsheets} { deprecated-command } {#1} {#3} }
#4
}
}
\cs_new_protected:Npn \exsheets_option_dropped:n #1
{ \msg_warning:nnn {exsheets} {dropped-option} {#1} }
% ----------------------------------------------------------------------------
\RequirePackage
{ xtemplate , l3keys2e , etoolbox , environ , pgfcore }
% ----------------------------------------------------------------------------
% write to aux file:
\cs_new_protected:Npn \exsheets_write_to_aux_x:n #1
{ \if@filesw \iow_now:Nx \@auxout {#1} \fi }
% prevent compilatin errors when exsheets is removed from a document:
\AtBeginDocument{
\exsheets_write_to_aux_x:n
{
\exp_not:N \providecommand \exp_not:N \exsheets@question@property[3]{} ^^J
\exp_not:N \providecommand \exp_not:N \exsheets@save@number[2]{} ^^J
\exp_not:N \providecommand \exp_not:N \exsheets@sum@of@points[1]{} ^^J
\exp_not:N \providecommand \exp_not:N \exsheets@sum@of@bonus[1]{} ^^J
\exp_not:N \providecommand \exp_not:N \exsheets@used@id[2]{} ^^J
}
}
% ----------------------------------------------------------------------------
% variables:
\bool_new:N \l__exsheets_print_number_bool
\bool_set_true:N \l__exsheets_print_number_bool
\bool_new:N \l__exsheets_solutions_by_ref_bool
\bool_new:N \l__exsheets_questions_totoc_bool
\bool_new:N \l__exsheets_solutions_totoc_bool
\bool_new:N \l__exsheets_auto_label_bool
\bool_new:N \l__exsheets_no_skip_after_bool
\bool_new:N \l__exsheets_points_questions_default_bool
\bool_set_false:N \l__exsheets_points_questions_default_bool
\bool_new:N \l__exsheets_parse_points_bool
\bool_set_true:N \l__exsheets_parse_points_bool
\bool_new:N \l__exsheets_points_name_bool
\bool_set_true:N \l__exsheets_points_name_bool
\bool_new:N \l__exsheets_points_separate_bonus_bool
\bool_new:N \l__exsheets_grades_half_bool
\bool_new:N \g__exsheets_questions_use_bool
\bool_gset_true:N \g__exsheets_questions_use_bool
\bool_new:N \l__exsheets_questions_use_bool
\bool_set_true:N \l__exsheets_questions_use_bool
\bool_new:N \l__exsheets_questions_deactivate_bool
\bool_new:N \l__exsheets_save_question_body_to_aux_bool
\bool_set_false:N \l__exsheets_save_question_body_to_aux_bool
\bool_new:N \l__exsheets_solutions_use_bool
\bool_set_true:N \l__exsheets_solutions_use_bool
\bool_new:N \l__exsheets_use_this_question_bool
\bool_new:N \l__exsheets_questions_print_bool
\bool_set_true:N \l__exsheets_questions_print_bool
\bool_new:N \l__exsheets_inside_question_bool
\bool_new:N \l__exsheets_only_print_points_bool
\bool_new:N \l__exsheets_exam_bool
\bool_set_false:N \l__exsheets_exam_bool
\bool_new:N \l__exsheets_questions_runin_bool
\bool_set_false:N \l__exsheets_questions_runin_bool
\bool_new:N \l__exsheets_questions_debug_bool
\bool_set_false:N \l__exsheets_questions_debug_bool
\bool_new:N \l__exsheets_select_questions_bool
\bool_new:N \l__exsheets_include_all_bool
\bool_new:N \l__exsheets_include_random_bool
\bool_new:N \l__exsheets_include_by_id_bool
\bool_set_true:N \l__exsheets_include_all_bool
\bool_new:N \l__exsheets_include_questions_no_duplicates_bool
\bool_new:N \l__exsheets_use_selection_bool
\bool_new:N \l__exsheets_solutions_print_bool
\bool_set_false:N \l__exsheets_solutions_print_bool
\bool_new:N \l__exsheets_solutions_print_section_bool
\bool_set_false:N \l__exsheets_solutions_print_section_bool
\bool_new:N \l__exsheets_solutions_print_chapter_bool
\bool_set_false:N \l__exsheets_solutions_print_chapter_bool
\bool_new:N \l__exsheets_solutions_print_all_bool
\bool_set_false:N \l__exsheets_solutions_print_all_bool
\bool_new:N \l__exsheets_inside_solution_bool
\bool_set_false:N \l__exsheets_inside_solution_bool
\bool_new:N \l__exsheets_solutions_runin_bool
\bool_set_false:N \l__exsheets_solutions_runin_bool
\bool_new:N \l__exsheets_print_byID_sorted_bool
\bool_set_true:N \l__exsheets_print_byID_sorted_bool
\bool_new:N \l__exsheets_blank_width_bool
\bool_new:N \l__exsheets_blank_linespread_bool
\tl_new:N \l__exsheets_points_name_tl
\tl_set:Nn \l__exsheets_points_name_tl {P.}
\tl_new:N \l__exsheets_points_name_plural_tl
\tl_set:Nn \l__exsheets_points_name_plural_tl {P.}
\tl_new:N \l__exsheets_bonus_name_tl
\tl_set:Nn \l__exsheets_bonus_name_tl {P.}
\tl_new:N \l__exsheets_bonus_name_plural_tl
\tl_set:Nn \l__exsheets_bonus_name_plural_tl {P.}
\tl_new:N \l__exsheets_points_number_format_tl
\tl_new:N \l__exsheets_bonus_number_format_tl
\tl_new:N \l__exsheets_points_pre_bonus_marker_tl
\tl_set:Nn \l__exsheets_points_pre_bonus_marker_tl { \space(+ }
\tl_new:N \l__exsheets_points_post_bonus_marker_tl
\tl_set:Nn \l__exsheets_points_post_bonus_marker_tl { ) }
\tl_new:N \l__exsheets_points_format_tl
\tl_set:Nn \l__exsheets_points_format_tl { \use:n }
\tl_new:N \l__exsheets_qu_counter_pattern_tl
\tl_set:Nn \l__exsheets_qu_counter_pattern_tl { qu. }
\tl_new:N \l__exsheets_qu_counter_interpretation_tl
\tl_new:N \l__exsheets_counter_patterns_tl
\tl_new:N \l__exsheets_heading_instance_tl
\tl_set:Nn \l__exsheets_heading_instance_tl {block}
\tl_new:N \l__exsheets_question_heading_instance_tl
\tl_new:N \l__exsheets_solution_heading_instance_tl
\tl_new:N \l_exsheets_heading_title_question_format_tl
\tl_new:N \l_exsheets_heading_title_solution_format_tl
\tl_new:N \l_exsheets_heading_subtitle_question_format_tl
\tl_new:N \l_exsheets_heading_subtitle_solution_format_tl
\tl_new:N \l__exsheets_questions_toclevel_tl
\tl_set:Nn \l__exsheets_questions_toclevel_tl {subsection}
\tl_new:N \l__exsheets_solutions_toclevel_tl
\tl_set:Nn \l__exsheets_solutions_toclevel_tl {subsection}
\tl_new:N \l__exsheets_new_chapter_hook_tl
\tl_new:N \l__exsheets_new_section_hook_tl
\tl_new:N \g__exsheets_use_current_question_tl
\tl_new:N \l__exsheets_questions_name_tl
\tl_set:Nn \l__exsheets_questions_name_tl {Question}
\tl_new:N \l__exsheets_exercise_name_tl
\tl_set:Nn \l__exsheets_exercise_name_tl {Exercise}
\tl_new:N \l__exsheets_questions_pre_hook_tl
\tl_new:N \l__exsheets_questions_post_hook_tl
\tl_new:N \l__exsheets_questions_pre_body_hook_tl
\tl_new:N \l__exsheets_questions_post_body_hook_tl
\tl_new:N \l__exsheets_after_begin_question_tl
\tl_new:N \CurrentQuestionID
\tl_new:N \l__exsheets_questions_id_tl
\tl_new:N \l__exsheets_questions_subtitle_tl
\tl_new:N \g__exsheets_questions_current_id_tl
\tl_new:N \l__exsheets_questions_title_tl
\tl_new:N \l__exsheets_questions_label_tl
\tl_new:N \l__exsheets_questions_points_tl
\tl_new:N \l__exsheets_include_id_tl
\tl_new:N \l__exsheets_solutions_name_tl
\tl_set:Nn \l__exsheets_solutions_name_tl {Solution}
\tl_new:N \l__exsheets_solutions_pre_body_hook_tl
\tl_new:N \l__exsheets_solutions_post_body_hook_tl
\tl_new:N \l__exsheets_solutions_pre_hook_tl
\tl_new:N \l__exsheets_solutions_post_hook_tl
\tl_new:N \l__exsheets_blank_linespread_tl
\tl_set:Nn \l__exsheets_blank_linespread_tl { 1 }
\tl_new:N \l__exsheets_blank_scale_tl
\tl_set:Nn \l__exsheets_blank_scale_tl { 1 }
\tl_new:N \l__exsheets_use_solution_tl
\tl_new:N \l_exsheets_solutions_name_style_tl
\tl_set:Nn \l_exsheets_solutions_name_style_tl { \normalsize \bfseries }
\int_zero_new:N \l__exsheets_variations_int
\int_new:N \g__exsheets_questions_id_int
\int_gzero:N \g__exsheets_questions_id_int
\int_new:N \g__exsheets_questions_used_int
\int_zero_new:N \l__exsheets_include_random_int
\int_new:N \l__exsheets_questions_set_int
\int_new:N \g__exsheets_select_random_int
\int_new:N \g__exsheets_selection_number_int
\int_new:N \l__exsheets_counter_ch_int
\int_new:N \l__exsheets_current_ch_int
\int_new:N \l__exsheets_counter_sec_int
\int_new:N \l__exsheets_current_sec_int
\int_new:N \l_exsheets_counter_qu_int
\fp_new:N \g__exsheets_points_sum_fp
\fp_new:N \l__exsheets_points_default_fp
\fp_set:Nn \l__exsheets_points_default_fp {1}
\fp_new:N \l__exsheets_question_points_fp
\fp_new:N \g_exsheets_total_points_fp
\fp_new:N \g__exsheets_bonus_sum_fp
\fp_new:N \l__exsheets_question_bonus_fp
\fp_new:N \g_exsheets_total_bonus_fp
\fp_new:N \l__exsheets_grade_round_fp
\fp_zero:N \l__exsheets_grade_round_fp
\fp_new:N \g__exsheets_this_question_points_fp
\fp_new:N \g__exsheets_this_question_bonus_fp
\dim_new:N \l__exsheets_questions_skip_below_dim
\dim_set:Nn \l__exsheets_questions_skip_below_dim { .5\baselineskip }
\dim_new:N \l__exsheets_solutions_skip_below_dim
\dim_set:Nn \l__exsheets_solutions_skip_below_dim { .5\baselineskip }
\dim_new:N \l__exsheets_blank_dim
\dim_new:N \l__exsheets_blank_line_increment_dim
\dim_new:N \l__exsheets_blank_line_minimum_length_dim
\seq_new:N \l__exsheets_use_tags_seq
\seq_new:N \g_exsheets_included_questions_seq
\prop_new:N \l__exsheets_relgrades_prop
\prop_new:N \l__exsheets_class_prop
\prop_new:N \g__exsheets_tags_prop
\prop_new:N \g__exsheets_questions_id_prop
\prop_new:N \g__exsheets_questions_subtitle_prop
\prop_new:N \g__exsheets_questions_used_prop
\prop_new:N \g_exsheets_question_identification_prop
\prop_new:N \g__exsheets_included_questions_prop
\prop_new:N \g__exsheets_solutions_content_prop
\prop_new:N \g__exsheets_solutions_questions_id_prop
\prop_new:N \g__exsheets_solutions_names_prop
\prop_new:N \g__exsheets_solutions_counter_prop
\clist_new:N \l__exsheets_include_id_clist
\clist_new:N \l__exsheets_exclude_id_clist
\clist_new:N \questionsincludedlast
\box_new:N \l__exsheets_blank_box
% ----------------------------------------------------------------------------
% how are questions/solutions/... counted?
\RequirePackage {cntformats}
\cs_if_exist:NT \thechapter
{
\AddCounterPattern* [exsheets] {chapter} {ch}
\ReadCounterFrom [exsheets] {chapter} \l__exsheets_counter_ch_int
}
\AddCounterPattern* [exsheets] {section} {se}
\ReadCounterFrom [exsheets] {section} \l__exsheets_counter_sec_int
\NewCounterPattern* [exsheets] {question} {qu}
\ReadCounterFrom [exsheets] {question} \l_exsheets_counter_qu_int
% ----------------------------------------------------------------------------
% (also) package options:
\keys_define:nn {exsheets}
{
counter-format .code:n =
\SaveCounterPattern [exsheets]
\l__exsheets_qu_counter_pattern_tl
\l__exsheets_qu_counter_interpretation_tl
{#1} ,
counter-format .initial:n = qu. ,
counter-within .code:n = \@addtoreset {question} {#1} ,
headings .tl_set:N = \l__exsheets_heading_instance_tl ,
load-headings .code:n =
\exsheets_option_dropped:n {load-headings} ,
question/headings-format .tl_set:N =
\l_exsheets_heading_title_question_format_tl ,
solution/headings-format .tl_set:N =
\l_exsheets_heading_title_solution_format_tl ,
headings-format .meta:n =
{
question/headings-format = {#1} ,
solution/headings-format = {#1}
} ,
headings-format .initial:n = \normalsize\bfseries ,
question/subtitle-format .tl_set:N =
\l_exsheets_heading_subtitle_question_format_tl ,
solution/subtitle-format .tl_set:N =
\l_exsheets_heading_subtitle_solution_format_tl ,
subtitle-format .meta:n =
{
question/subtitle-format = {#1} ,
solution/subtitle-format = {#1}
} ,
subtitle-format .initial:n = \normalsize\itshape ,
load-tasks .code:n =
\exsheets_option_dropped:n {load-tasks} ,
use-ref .bool_set:N = \l__exsheets_solutions_by_ref_bool ,
totoc .choice: ,
totoc / true .code:n =
\bool_set_true:N \l__exsheets_questions_totoc_bool
\bool_set_true:N \l__exsheets_solutions_totoc_bool ,
totoc / false .code:n =
\bool_set_false:N \l__exsheets_questions_totoc_bool
\bool_set_false:N \l__exsheets_solutions_totoc_bool ,
totoc .default:n = true ,
questions-totoc .bool_set:N = \l__exsheets_questions_totoc_bool ,
solutions-totoc .bool_set:N = \l__exsheets_solutions_totoc_bool ,
toc-level .code:n =
\tl_set:Nn \l__exsheets_questions_toclevel_tl {#1}
\tl_set:Nn \l__exsheets_solutions_toclevel_tl {#1} ,
questions-toc-level .tl_set:N = \l__exsheets_questions_toclevel_tl ,
solutions-toc-level .tl_set:N = \l__exsheets_solutions_toclevel_tl ,
skip-below .code:n =
\dim_set:Nn \l__exsheets_questions_skip_below_dim {#1}
\dim_set:Nn \l__exsheets_solutions_skip_below_dim {#1} ,
no-skip-below .bool_set:N = \l__exsheets_no_skip_after_bool ,
auto-label .bool_set:N = \l__exsheets_auto_label_bool ,
label-format .code:n =
\cs_set:Npn \exsheets_label_format:n ##1 {#1}
\exsheets_update_referencing_commands: ,
label-cmd .code:n =
\cs_set:Npn \__exsheets_label:n {#1}
\exsheets_update_referencing_commands: ,
ref-cmd .code:n =
\cs_set:Npn \__exsheets_ref:n {#1}
\exsheets_update_referencing_commands: ,
page-ref-cmd .code:n =
\cs_set:Npn \__exsheets_pageref:n {#1}
\exsheets_update_referencing_commands: ,
chapter-hook .tl_set:N = \l__exsheets_new_chapter_hook_tl ,
section-hook .tl_set:N = \l__exsheets_new_section_hook_tl %,
% use-saved-counter-format .bool_set:N = \l__exsheets_use_saved_pattern_bool
}
% TODO: remove this in a v1.0:
% process package options:
\ProcessKeysOptions {exsheets}
% ----------------------------------------------------------------------------
% points for exercises
\cs_new_protected:Npn \__exsheets_set_points_name:nNN #1#2#3
{
\tl_if_in:nnTF {#1} { / }
{ \__exsheets_set_points_name_aux:wNN #1 \q_mark #2#3 }
{ \__exsheets_set_points_name_aux:wNN #1 / \q_mark #2#3 }
}
\cs_new_protected:Npn \__exsheets_set_points_name_aux:wNN #1/#2 \q_mark #3#4
{
\tl_set:Nn #3 {#1}
\tl_set:Nn #4 { #1#2 }
}
\cs_new_protected:Npn \exsheets_set_points_name:n #1
{
\__exsheets_set_points_name:nNN {#1}
\l__exsheets_points_name_tl
\l__exsheets_points_name_plural_tl
}
\cs_new_protected:Npn \exsheets_set_bonus_name:n #1
{
\__exsheets_set_points_name:nNN {#1}
\l__exsheets_bonus_name_tl
\l__exsheets_bonus_name_plural_tl
}
% FIXME: \fp_add will deprecate!
\cs_new_protected:Npn \exsheets_add_points:n #1
{
\fp_gadd:Nn \g__exsheets_points_sum_fp {#1}
\fp_gadd:Nn \g__exsheets_this_question_points_fp {#1}
}
\cs_generate_variant:Nn \exsheets_add_points:n { V }
\cs_new_protected:Npn \exsheets_add_bonus:n #1
{
\fp_gadd:Nn \g__exsheets_bonus_sum_fp {#1}
\fp_gadd:Nn \g__exsheets_this_question_bonus_fp {#1}
}
\cs_generate_variant:Nn \exsheets_add_bonus:n { V }
\cs_new_protected:Npn \exsheets@sum@of@points #1
{ \fp_gset:Nn \g_exsheets_total_points_fp {#1} }
\cs_new_protected:Npn \exsheets@sum@of@bonus #1
{ \fp_gset:Nn \g_exsheets_total_bonus_fp {#1} }
\cs_new:Npn \__exsheets_parse_points:nN #1#2
{
\group_begin:
\tl_use:N #2
{
\bool_if:NTF \l__exsheets_parse_points_bool
{ \exsheets_num:n {#1} }
{ \use:n {#1} }
}
\group_end:
}
\cs_new:Npn \exsheets_parse_points:n #1
{
\__exsheets_parse_points:nN {#1}
\l__exsheets_points_number_format_tl
}
\cs_generate_variant:Nn \exsheets_parse_points:n { V }
\cs_new:Npn \exsheets_parse_bonus:n #1
{
\__exsheets_parse_points:nN {#1}
\l__exsheets_bonus_number_format_tl
}
\cs_generate_variant:Nn \exsheets_parse_bonus:n { V }
\cs_new:Npn \exsheets_num:n #1
{ \fp_to_decimal:n {#1} }
\cs_generate_variant:Nn \exsheets_num:n { V,x }
\cs_new:Npn \__exsheets_print_points_name:nNN #1#2#3
{
\bool_if:NT \l__exsheets_points_name_bool
{
\,
\hbox:n
{
\bool_if:NTF \l__exsheets_parse_points_bool
{
\tl_if_eq:nnTF {#1} { ?? }
{ \tl_use:N #3 }
{
\fp_compare:nTF { #1 = 1 }
{ \tl_use:N #2 }
{ \tl_use:N #3 }
}
}
{ \tl_use:N #3 }
}
}
}
\cs_new:Npn \exsheets_points_name:n #1
{
\__exsheets_print_points_name:nNN {#1}
\l__exsheets_points_name_tl
\l__exsheets_points_name_plural_tl
}
\cs_generate_variant:Nn \exsheets_points_name:n { V }
\cs_new:Npn \exsheets_bonus_name:n #1
{
\__exsheets_print_points_name:nNN {#1}
\l__exsheets_bonus_name_tl
\l__exsheets_bonus_name_plural_tl
}
\cs_generate_variant:Nn \exsheets_bonus_name:n { V }
\NewDocumentCommand \addpoints { sm }
{
\bool_if:NTF \l__exsheets_inside_question_bool
{
\exsheets_add_points:n {#2}
\IfBooleanF {#1} { \exsheets_print_points:n {#2} }
}
{ \msg_error:nnn {exsheets} {only-inside-question} {\addpoints} }
}
\NewDocumentCommand \addbonus { sm }
{
\bool_if:NTF \l__exsheets_inside_question_bool
{
\exsheets_add_bonus:n {#2}
\IfBooleanF {#1} { \exsheets_print_bonus:n {#2} }
}
{ \msg_error:nnn {exsheets} {only-inside-question} {\addbonus} }
}
\NewDocumentCommand \points { sm }
{
\IfBooleanTF {#1}
{ \exsheets_parse_points:n {#2} }
{ \exsheets_print_points:n {#2} }
}
\NewDocumentCommand \bonus { sm }
{
\IfBooleanTF {#1}
{ \exsheets_parse_bonus:n {#2} }
{ \exsheets_print_bonus:n {#2} }
}
\cs_new_protected:Npn \exsheets_print_points:n #1
{
\group_begin:
\tl_use:N \l__exsheets_points_format_tl
{
\exsheets_parse_points:n {#1}
\exsheets_points_name:n {#1}
}
\group_end:
}
\cs_generate_variant:Nn \exsheets_print_points:n { V }
\cs_new_protected:Npn \exsheets_print_bonus:n #1
{
\exsheets_parse_bonus:n {#1}
\exsheets_bonus_name:n {#1}
}
\cs_generate_variant:Nn \exsheets_print_bonus:n { V }
\NewDocumentCommand \pointssum { s }
{
\bool_if:NTF \l__exsheets_parse_points_bool
{
\IfBooleanTF {#1}
{ \exsheets_parse_points:n { \g_exsheets_total_points_fp } }
{ \exsheets_print_points:n { \g_exsheets_total_points_fp } }
}
{ \msg_warning:nnn {exsheets} {parse-points} {\pointssum} }
}
\NewDocumentCommand \bonussum { s }
{
\bool_if:NTF \l__exsheets_parse_points_bool
{
\IfBooleanTF {#1}
{ \exsheets_parse_bonus:n { \g_exsheets_total_bonus_fp } }
{ \exsheets_print_bonus:n { \g_exsheets_total_bonus_fp } }
}
{ \msg_warning:nnn {exsheets} {parse-points} {\bonussum} }
}
\NewDocumentCommand \currentpointssum { s }
{
\bool_if:NTF \l__exsheets_parse_points_bool
{
\IfBooleanTF {#1}
{ \exsheets_parse_points:n { \g__exsheets_points_sum_fp } }
{ \exsheets_print_points:n { \g__exsheets_points_sum_fp } }
}
{ \msg_warning:nnn {exsheets} {parse-points} {\currentpointssum} }
}
\NewDocumentCommand \currentbonussum { s }
{
\bool_if:NTF \l__exsheets_parse_points_bool
{
\IfBooleanTF {#1}
{ \exsheets_parse_bonus:n { \g__exsheets_bonus_sum_fp } }
{ \exsheets_print_bonus:n { \g__exsheets_bonus_sum_fp } }
}
{ \msg_warning:nnn {exsheets} {parse-points} {\currentbonussum} }
}
\NewDocumentCommand \totalpoints { s }
{
\group_begin:
\tl_use:N \l__exsheets_points_format_tl
{
\exsheets_totalpoints:
\IfBooleanF {#1}
{
\bool_if:nT
{
\l__exsheets_points_separate_bonus_bool ||
\fp_compare_p:n { \g_exsheets_total_bonus_fp = 0 }
}
{ \exsheets_points_name:n { \g_exsheets_total_points_fp } }
}
\exsheets_totalbonus:
\IfBooleanF {#1}
{
\fp_compare:nF { \g_exsheets_total_bonus_fp = 0 }
{
\bool_if:NTF \l__exsheets_points_separate_bonus_bool
{ \exsheets_bonus_name:n { \g_exsheets_total_bonus_fp } }
{
\exsheets_points_name:n
{ \g_exsheets_total_points_fp + \g_exsheets_total_bonus_fp }
}
}
}
}
\group_end:
}
\exsheets_deprecate_cs:Npnn \sumpoints {} { \totalpoints* }
\cs_new_protected:Npn \exsheets_totalpoints:
{
\bool_if:NTF \l__exsheets_parse_points_bool
{
\fp_compare:nTF { \g_exsheets_total_points_fp = 0 }
{ ?? \, \exsheets_points_name:n { ?? } }
{
\exsheets_parse_points:n
{ \g_exsheets_total_points_fp }
}
}
{ \msg_warning:nn {exsheets} {totalpoints} }
}
\cs_new:Npn \exsheets_totalbonus:
{
\bool_if:NT \l__exsheets_parse_points_bool
{
\fp_compare:nF { \g_exsheets_total_bonus_fp = 0 }
{
\tl_use:N \l__exsheets_points_pre_bonus_marker_tl
\exsheets_parse_bonus:n
{ \g_exsheets_total_bonus_fp }
\tl_use:N \l__exsheets_points_post_bonus_marker_tl
}
}
}
\keys_define:nn { exsheets / points }
{
name .code:n =
\exsheets_set_points_name:n {#1}
\exsheets_set_bonus_name:n {#1} ,
name-plural .code:n =
\tl_set:Nn \l__exsheets_points_name_plural_tl {#1}
\tl_set:Nn \l__exsheets_bonus_name_plural_tl {#1} ,
bonus-name .code:n = \exsheets_set_bonus_name:n {#1} ,
bonus-plural .tl_set:N = \l__exsheets_bonus_name_plural_tl ,
pre-bonus .tl_set:N = \l__exsheets_points_pre_bonus_marker_tl ,
post-bonus .tl_set:N = \l__exsheets_points_post_bonus_marker_tl ,
use-name .bool_set:N = \l__exsheets_points_name_bool ,
format .tl_set:N = \l__exsheets_points_format_tl ,
number-format .tl_set:N = \l__exsheets_points_number_format_tl ,
bonus-format .tl_set:N = \l__exsheets_bonus_number_format_tl ,
parse .bool_set:N = \l__exsheets_parse_points_bool ,
separate-bonus .bool_set:N = \l__exsheets_points_separate_bonus_bool
}
% ----------------------------------------------------------------------------
% variations of an exam, see http://tex.stackexchange.com/q/57012/5049 for
% inspiration of the following features
\cs_new_protected:Npn \exsheets_set_variations:n #1
{
\int_compare:nNnTF {#1} < { 2 }
{ \msg_warning:nnn {exsheets} {variations} {#1} }
{
\int_set:Nn \l__exsheets_variations_int {#1}
\int_zero:N \l__exsheets_tmpa_int
\int_do_while:nNnn
{ \l__exsheets_tmpa_int } < { \l__exsheets_variations_int }
{
\int_incr:N \l__exsheets_tmpa_int
\__exsheets_generate_variation_auxiliary:n
{ \l__exsheets_tmpa_int }
\__exsheets_reset_variation_auxiliary:x
{ \int_use:N \l__exsheets_tmpa_int }
}
\__exsheets_generate_variation_auxiliary:n
{ \l__exsheets_variations_int + 1 }
\exsheets_variant:n { 1 }
}
}
\cs_new_protected:Npn \exsheets_variant:n #1
{
\bool_if:nTF
{
\int_compare_p:nNn {#1} > { 0 } &&
\int_compare_p:nNn {#1} < { \l__exsheets_variations_int + 1 }
}
{
\int_zero:N \l__exsheets_tmpa_int
\int_do_while:nNnn
{ \l__exsheets_tmpa_int } < { \l__exsheets_variations_int }
{
\int_incr:N \l__exsheets_tmpa_int
\__exsheets_reset_variation_auxiliary:x
{ \int_use:N \l__exsheets_tmpa_int }
}
\cs_set:cpn { __exsheets_variation_ \int_to_roman:n {#1} :n } ##1
{
##1
\cs_set:Npn \exsheets_last_variant: {##1}
\use:c { __exsheets_variation_ \int_to_roman:n { #1 + 1 } :n }
}
}
{
\msg_warning:nnxx {exsheets} {variant}
{ \int_use:N \l__exsheets_variations_int } {#1}
}
}
\cs_new_protected:Npn \exsheets_vary:w
{ \__exsheets_variation_i:n }
\cs_new:Npn \exsheets_last_variant: { }
\cs_new_protected:Npn \__exsheets_generate_variation_auxiliary:n #1
{
\cs_if_exist:cTF { __exsheets_variation_ \int_to_roman:n {#1} :n }
{ \cs_set:cpn { __exsheets_variation_ \int_to_roman:n {#1} :n } { } }
{ \cs_new:cpn { __exsheets_variation_ \int_to_roman:n {#1} :n } { } }
}
\cs_new_protected:Npn \__exsheets_reset_variation_auxiliary:n #1
{
\cs_set:cpn { __exsheets_variation_ \int_to_roman:n {#1} :n } ##1
{ \use:c { __exsheets_variation_ \int_to_roman:n { #1 + 1 } :n } }
}
\cs_generate_variant:Nn \__exsheets_reset_variation_auxiliary:n { x }
\NewDocumentCommand \SetVariations { m }
{ \exsheets_set_variations:n {#1} }
\NewDocumentCommand \variant { m }
{ \exsheets_variant:n {#1} }
\NewDocumentCommand \vary { }
{ \exsheets_vary:w }
\NewDocumentCommand \lastvariant { }
{ \exsheets_last_variant: }
% initiate: two variations, first is default
\SetVariations { 2 }
\variant { 1 }
% ----------------------------------------------------------------------------
% grades distribution
\cs_new:Npn \__exsheets_fp_round_to_half:n #1
{ round( 2*(#1),0)/2 }
\cs_new:Npn \__exsheets_grades_round:n #1
{ round ( #1 , \l__exsheets_grade_round_fp ) }
\cs_new:Npn \__exsheets_grade_rounded:
{
\bool_if:NTF { \l__exsheets_grades_half_bool }
{ \__exsheets_fp_round_to_half:n }
{ \__exsheets_grades_round:n }
{ \g_exsheets_total_points_fp * \l__exsheets_tmpa_fp }
}
\cs_new:Npn \exsheets_strip_braces:N #1
{ \exp_after:wN \__exsheets_strip_braces:w \exp_after:wN #1#1 \q_stop }
\cs_new_protected:Npn \__exsheets_strip_braces:w #1#2 \q_stop
{ \tl_set:Nn #1 {#2} }
\cs_new_protected:Npn \__exsheets_declare_relgrades:n #1
{
\clist_set:Nn \l__exsheets_tmpa_clist {#1}
\clist_map_inline:Nn \l__exsheets_tmpa_clist
{ \__exsheets_declare_relgrade:w ##1 \q_stop }
}
\cs_new_protected:Npn \__exsheets_declare_relgrade:w #1 = #2 \q_stop
{
\tl_set:Nn \l__exsheets_tmpa_tl {#1}
\tl_set:Nn \l__exsheets_tmpb_tl {#2}
\tl_trim_spaces:N \l__exsheets_tmpa_tl
\exsheets_strip_braces:N \l__exsheets_tmpa_tl
\tl_trim_spaces:N \l__exsheets_tmpb_tl
\exsheets_strip_braces:N \l__exsheets_tmpb_tl
\prop_put:NVV \l__exsheets_relgrades_prop
\l__exsheets_tmpa_tl
\l__exsheets_tmpb_tl
}
\NewDocumentCommand \DeclareRelGrades { m }
{ \__exsheets_declare_relgrades:n {#1} }
\@onlypreamble \DeclareRelGrades
\cs_new_protected:Npn \__exsheets_grade:nn #1#2
{
\prop_get:NnNTF \l__exsheets_relgrades_prop {#2} \l__exsheets_tmpa_fp
{
\bool_if:NTF \l__exsheets_parse_points_bool
{
\exsheets_parse_points:n
{ min( \__exsheets_grade_rounded: , \g_exsheets_total_points_fp ) }
\int_compare:nT { #1 = 1 }
{
\exsheets_points_name:n
{ min( \__exsheets_grade_rounded: , \g_exsheets_total_points_fp ) }
}
}
{ \msg_warning:nnn {exsheets} {grade-parse} {#1} \textbf{??} }
}
{ \msg_warning:nnn {exsheets} {grade-missing} {#1} \textbf{??} }
}
\NewDocumentCommand \grade { sm }
{
\IfBooleanTF {#1}
{ \__exsheets_grade:nn { 0 } {#2} }
{ \__exsheets_grade:nn { 1 } {#2} }
}
\keys_define:nn { exsheets / grades }
{
round .fp_set:N = \l__exsheets_grade_round_fp ,
half .bool_set:N = \l__exsheets_grades_half_bool
}
% ----------------------------------------------------------------------------
% Aufgaben und Lösungen
\cs_new:Npn \exsheets_glue:N #1
{ \cleaders \vbox:n {} \skip_vertical:N #1 }
% classes, topics and other group concepts:
\cs_new_protected:Npn \exsheets_new_question_class:nn #1#2
{
\prop_put:Nnn \l__exsheets_class_prop {#2} {#1}
\prop_new:c { g__exsheets_questions_#1_prop }
\prop_new:c { g__exsheets_#2_prop }
\prop_new:c { g__exsheets_#2_active_prop }
\bool_new:c { l__exsheets_questions_#1_bool }
\bool_new:c { g__exsheets_use_#2_bool }
\bool_new:c { l__exsheets_#1_active_bool }
\tl_new:c { l__exsheets_questions_#1_tl }
\keys_define:nn {exsheets}
{
use-#2 .code:n =
{
\bool_gset_true:c { g__exsheets_use_#2_bool }
\use:c { __exsheets_activate_#2:n } {##1}
} ,
question / #1 .code:n =
\bool_set_true:c { l__exsheets_questions_#1_bool }
\tl_set:cn { l__exsheets_questions_#1_tl } {##1}
}
\cs_new_protected:cpn { __exsheets_activate_#2:n } ##1
{
\prop_gclear:c { g__exsheets_#2_active_prop }
\seq_set_split:Nnn \l__exsheets_tmpa_seq { , } {##1}
\seq_map_inline:Nn \l__exsheets_tmpa_seq
{
\prop_gput:cnn { g__exsheets_#2_active_prop }
{####1} { \__exsheets_dummy: }
}
}
\cs_new_protected:cpn { __exsheets_questions_use_#2: }
{
% is there a #1 provided?
\bool_if:cT { l__exsheets_questions_#1_bool }
{
% add #1 to questions property
\prop_gput:cxx { g__exsheets_questions_#1_prop }
{ \int_to_arabic:n { \g__exsheets_questions_id_int } }
{ \exp_not:v { l__exsheets_questions_#1_tl } }
% add to #2 list, if it's a new one
\prop_get:cxNF { g__exsheets_#2_prop }
{ \exp_not:v { l__exsheets_questions_#1_tl } }
\l__exsheets_tmpa_tl
{
\prop_gput:cxn { g__exsheets_#2_prop }
{ \exp_not:v { l__exsheets_questions_#1_tl } }
{ \__exsheets_dummy: }
}
}
% are we using #2?
\bool_if:cT { g__exsheets_use_#2_bool }
{
% is this question an active one?
\prop_get:cxNTF { g__exsheets_#2_active_prop }
{ \exp_not:v { l__exsheets_questions_#1_tl } }
\l__exsheets_tmpa_tl
{
\bool_set_true:c { l__exsheets_#1_active_bool }
\bool_set_true:N \l__exsheets_use_this_question_bool
}
{
\bool_set_false:c { l__exsheets_#1_active_bool }
\bool_set_false:N \l__exsheets_questions_print_bool
}
}