3 # Copyright 2023, 2024 Paul Hänsch
5 # Permission to use, copy, modify, and/or distribute this software for any
6 # purpose with or without fee is hereby granted, provided that the above
7 # copyright notice and this permission notice appear in all copies.
9 # THE SOFTWARE IS PROVIDED “AS IS” AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
12 # SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
15 # IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 . "$_EXEC/cgilite/cgilite.sh"
20 . "$_EXEC/cgilite/storage.sh"
21 . "$_EXEC/cgilite/db23.sh"
25 _(){ printf %s\\n "$*"; }
26 [ "${LANGUAGE}" -a -r "${_EXEC}/l10n/${LANGUAGE}.sh" ] && . "${_EXEC}/l10n/${LANGUAGE}.sh"
28 show_form=true show_hits='' action='' query=''
31 while [ $# -gt 0 ]; do case $1 in
33 show_form=''; shift 1;;
35 show_hits='true'; shift 1;;
37 action="$(HTML "$2")"; shift 2;;
39 action="$(HTML "${2#*=}")"; shift 1;;
41 *) set -- "$@" "$1"; shift 1;;
44 [ $@ -gt 0 ] && query="$*" || query="$(GET q)"
47 local file="$1" words db3_data
48 local w l nc nl hits mhits cont mcont
52 grep -hiwnF "$w" "$file"
55 | { nc=-1 hits=0 mhits=0
57 nl="$nc" nc="${l%%:*}"
58 if [ $nc -eq $nl ]; then
60 elif [ $nc -eq $((nl + 1 )) ]; then
62 cont="${cont}${BR}${l#*:}"
63 elif [ $hits -gt $mhits ]; then
64 mhits="$hits" mcont="$cont"
71 [ $hits -gt $mhits ] \
77 if [ ! "$action" -a "$LANGUAGE_DEFAULT" ]; then
78 action="./:${LANGUAGE}/[search]"
79 elif [ ! "$action" ]; then
83 if [ "${show_form}" = true ]; then
85 <form class="macro search" method="GET" action="${action}">
86 <input type="search" placeholder="$(_ Search)" name="q"
87 value="$([ "$show_hits" = true ] && printf %s\\n "$query" |HTML)"
88 ><button type="submit" class="search">$(_ Search)</button>
93 if [ "${show_hits}" = true ]; then
94 { read tags; read ntags; read words; } <<-EOF
95 $(printf %s\\n "${query}" | awk '
96 BEGIN { # Field separator FS should include punctuation, including Unicode Block U+2000 - U+206F
97 if ( length("¡") == 1 ) # Utf-8 aware AWK
98 FS = "([] \\t\\n\\r\"'\''()*+,./:;<=>?\\\\^_`{|}~[-]|%[0-9A-Fa-f]{2}|'"$(printf '[\342\200\200-\342\201\257]')"')+";
100 FS = "([] \\t\\n\\r\"'\''()*+,./:;<=>?\\\\^_`{|}~[-]|%[0-9A-Fa-f]{2}|'"$(printf '\342\200[\200-\277]|\342\201[\201-\257]')"')+";
103 { t=0; for (n = 1; n <= NF; n++) if ($n ~ /#[[:alnum:]_]+/) tags[t++] = toupper($n);
104 t=0; for (n = 1; n <= NF; n++) if ($n ~ /![[:alnum:]_]+/) ntags[t++] = toupper($n);
105 t=0; for (n = 1; n <= NF; n++) if ($n !~ /![[:alnum:]_]+/) words[t++] = tolower($n);
106 for (t in tags) { sub(/^#/, "", tags[t]); printf "%s ", tags[t]; } print "";
107 for (t in ntags) { sub(/^!/, "", ntags[t]); printf "%s ", ntags[t]; } print "";
108 for (t in words) { sub(/^[!#]/, "", words[t]); printf "%s ", words[t]; } print "";
113 printf '<ul class="macro search hits">'
114 for w in ${words}; do
115 [ ! -f "$I/$w" ] && continue
117 while read date doc freq num total; do
118 P="$_DATA/pages$(UNSTRING "$doc")"
119 d="$(stat -c %Y -- "$P/#index.flag" 2>&-)"
120 [ "$d" -le "$date" -a -f "$P/#page.md" ] 2>&- || continue
122 printf '%s %f\n' "$doc" "$freq"
126 { cnt[$1]++; weight[$1] = weight[$1] ? weight[$1] + $2 : $2; }
127 END { m = 0; for (d in cnt) m = ( m < cnt[d] ) ? cnt[d] : m;
128 for (d in cnt) if ( cnt[d] == m ) printf "%f %s\n", weight[d], d;
132 | while read freq doc; do
133 page="$(UNSTRING "$doc")"
134 [ "${page%*/\[*\]/*}" != "$page" ] && continue
135 if [ "$LANGUAGE_DEFAULT" ]; then
136 [ -d "${_DATA}/pages/${page}/:${LANGUAGE}/" ] && continue
137 [ "${page%/:*/}" = "${page%/:${LANGUAGE}/}" ] || continue
139 acl_read "$page" || continue
140 has_tags "$page" $tags || continue
141 has_tag "$page" $ntags && continue
142 printf '%s %s\n' "$doc" "$(searchteaser "$(mdfile "$page")" $words)"
144 | while read -r p t; do
145 path="$(UNSTRING "$p")" pfrag="${path%/}" title=''
146 while [ "$pfrag" ]; do
147 title="$(page_title "$pfrag")/$title"
150 printf '<li><a href="%s">%s</a><p>%s</p></li>' \
151 "$(URL "$path")" "$(HTML "/$title")" "$(UNSTRING "$t" |HTML)"