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Diffstat (limited to 'Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-url.def')
-rw-r--r-- | Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-url.def | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-url.def b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-url.def new file mode 100644 index 00000000000..5324f7a0124 --- /dev/null +++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-esc-url.def @@ -0,0 +1,119 @@ +%% +%% This is file `l3str-esc-url.def', +%% generated with the docstrip utility. +%% +%% The original source files were: +%% +%% l3str-convert.dtx (with options: `url') +%% +%% EXPERIMENTAL CODE +%% +%% Do not distribute this file without also distributing the +%% source files specified above. +%% +%% Do not distribute a modified version of this file. +%% +%% File: l3str-convert.dtx Copyright (C) 2013 The LaTeX3 Project +%% +%% 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 +%% +%% http://www.latex-project.org/lppl.txt +%% +%% This file is part of the "l3experimental bundle" (The Work in LPPL) +%% and all files in that bundle must be distributed together. +%% +%% The released version of this bundle is available from CTAN. +%% +%% ----------------------------------------------------------------------- +%% +%% The development version of the bundle can be found at +%% +%% http://www.latex-project.org/svnroot/experimental/trunk/ +%% +%% for those people who are interested. +%% +%%%%%%%%%%% +%% NOTE: %% +%%%%%%%%%%% +%% +%% Snapshots taken from the repository represent work in progress and may +%% not work or may contain conflicting material! We therefore ask +%% people _not_ to put them into distributions, archives, etc. without +%% prior consultation with the LaTeX3 Project. +%% +%% ----------------------------------------------------------------------- +\cs_set_protected:Npn \__str_tmp:w #1#2#3 + { + \cs_new_protected:cpn { __str_convert_unescape_#2: } + { + \group_begin: + \flag_clear:n { str_byte } + \flag_clear:n { str_error } + \int_set:Nn \tex_escapechar:D { 92 } + \tl_gset:Nx \g__str_result_tl + { + \exp_after:wN #3 \g__str_result_tl + #1 ? { ? \__prg_break: } + \__prg_break_point: + } + \__str_if_flag_error:nnx { str_byte } { non-byte } { #2 } + \__str_if_flag_error:nnx { str_error } { unescape-#2 } { } + \group_end: + } + \cs_new:Npn #3 ##1#1##2##3 + { + \__str_filter_bytes:n {##1} + \use_none:n ##3 + \__str_output_byte:w " + \__str_hexadecimal_use:NTF ##2 + { + \__str_hexadecimal_use:NTF ##3 + { } + { + \flag_raise:n { str_error } + * \c_zero + `#1 \use_i:nn + } + } + { + \flag_raise:n { str_error } + 0 + `#1 \use_i:nn + } + \__str_output_end: + \use_i:nnn #3 ##2##3 + } + \__msg_kernel_new:nnnn { str } { unescape-#2 } + { String~invalid~in~escaping~'#2'. } + { + LaTeX~came~across~the~escape~character~'#1'~not~followed~by~ + two~hexadecimal~digits.~This~is~invalid~in~the~escaping~'#2'. + } + } +\exp_after:wN \__str_tmp:w \c_percent_str { url } + \__str_unescape_url_loop:wNN +\cs_new_protected_nopar:Npn \__str_convert_escape_url: + { \__str_convert_gmap:N \__str_escape_url_char:N } +\cs_new:Npn \__str_escape_url_char:N #1 + { + \__str_if_escape_url:NTF #1 {#1} + { \c_percent_str \__str_output_hexadecimal:n { `#1 } } + } +\prg_new_conditional:Npnn \__str_if_escape_url:N #1 { TF } + { + \if_int_compare:w `#1 < "41 \exp_stop_f: + \__str_if_contains_char:nNTF { "-.<> } #1 + \prg_return_true: \prg_return_false: + \else: + \if_int_compare:w `#1 > "7E \exp_stop_f: + \prg_return_false: + \else: + \__str_if_contains_char:nNTF { [ ] } #1 + \prg_return_false: \prg_return_true: + \fi: + \fi: + } +%% +%% +%% End of file `l3str-esc-url.def'. |