176 lines
4.2 KiB
Bash
Executable file
176 lines
4.2 KiB
Bash
Executable file
#!/bin/zsh
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#dep:rofi
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emulate -L zsh
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SYSTEM_CONFIG_PATH='/etc/dmsearch'
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CONFIG_PATH="$HOME/.config/dmsearch"
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CACHE_PATH="$HOME/.cache/dmsearch"
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mkdir -p "${CACHE_PATH}"
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################################################################################
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# helpers
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################################################################################
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# define a module option
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# Parameters:
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# 1: module id
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# 2: option name
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# 3: default value
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# 4: description
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optdef() {
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typeset -A -g opts_${1}
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local optname="opt_${1}_${2}"
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eval "if [ -z \"\$${optname}\" ]; then
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${optname}=\"$3\";
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fi"
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eval "opts_${1}[$2]=\"${4:-"undocumented"}\""
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}
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# get history for a search
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# parameters:
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# 1: search, for which to get history
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dmhist() {
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local search=$1
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local dmhistfile="$CACHE_PATH/history_$search"
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if [[ -e "$dmhistfile" ]] then
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<"$dmhistfile"
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else
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</dev/null
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fi
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}
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# add history for a search.
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#
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# Older entries can be truncated by specifying the maximum history length.
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#
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# parameters:
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# 1: search, for which to add history
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# 2: the new entry for the history file
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# 3: (optional) maximum number of history items to store
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dmhistadd() {
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local search=$1
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local line=$2
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[[ -z "$2" ]] && return
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local truncate=${3:-"+0"}
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local dmhistfile="$CACHE_PATH/history_$search"
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echo "$line" >> "$dmhistfile"
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mv "$dmhistfile" "${dmhistfile}.tmp"
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tail -n ${truncate} "${dmhistfile}.tmp" > "${dmhistfile}"
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rm "${dmhistfile}.tmp"
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}
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# freetext rofi with a default value.
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#
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# When called, opens a rofi with only one choice. Pressing enter without any
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dmdefault() {
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value=$(echo "$2" | rofi -dmenu -l 1 -p "$1" -sort-method fzf)
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if [[ "$value" == "$2" ]]; then
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$=3
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else
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echo "$value"
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fi
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}
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# adapted from https://gist.github.com/lucasad/6474224
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# urlencodes the string given as argument, or, if no string is given, its input
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# on stdin
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urlencode() {
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setopt localoptions extendedglob
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local input
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if [[ -n $1 ]]; then
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input=( ${(s::)1} )
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else
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input=( ${(s::)$(</dev/stdin)} )
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fi
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print ${(j::)input/(#b)([^A-Za-z0-9_.\!~*\'\(\)-])/%${(l:2::0:)$(([##16]#match))}}
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}
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################################################################################
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# plugin loading
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################################################################################
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# system plugins are loaded first, so they can be overridden by user plugins
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for i in "(${SYSTEM_CONFIG_PATH}/searchers/"*(N) \
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"${CONFIG_PATH}/searchers/"*(N); do
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. "$i"
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done
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################################################################################
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# Configurable Options
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################################################################################
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# querystring
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SERCHILO="https://www.findfind.it/u/crater2150?query="
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# some default values. all of them can be overridden by rc.zsh
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typeset -A searches
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searches=( g Google w Wikipedia )
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webbrowser_cmd="xdg-open"
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[[ -e "${SYSTEM_CONFIG_PATH}/rc.zsh" ]] && . "${SYSTEM_CONFIG_PATH}/rc.zsh"
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[[ -e "${CONFIG_PATH}/rc.zsh" ]] && . "${CONFIG_PATH}/rc.zsh"
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################################################################################
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# main script
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################################################################################
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zparseopts -D -E -help=help h=help
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if [ -n "$help" ]; then
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<<-HELP
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dmsearch [-h]
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Opens dmenu and lets you run web searches
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configured searches:
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HELP
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for k in ${(k)searches}; do
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echo " ${k}:\t${(Q)searches[$k]}";
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done
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<<-HELP
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defined module options:
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HELP
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for k in ${(k)searches}; do
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eval "if [ \"\${#opts_$k}\" -gt 0 ]; then
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echo \" Module ${(Q)searches[$k]}:\";
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for o in \${(k)opts_${k}}; do
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echo \" opt_${k}_\${o}: \${opts_${k}[\$o]}\";
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done
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fi"
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done
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exit 0
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fi
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# start dmenu
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coproc dmenu -i -l 20 -p 'serchilo widget:'
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# generate menu elements
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for i in ${(k)searches}; do print -p "${i} - ${searches[$i]}"; done
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# close coproc stdin
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exec 5>&p 6<&p; coproc exit; exec 5>&-
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# get dmenu result
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search=$(read -eu 6 | cut -d" " -f1)
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[[ -z "$search" ]] && exit 1 #user aborted
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if which "s_${search}" &>/dev/null; then
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echo >&2 "Module s_${search} starting"
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qs=$(s_${search})
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else
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echo >&2 "No module for ${search}, using generic"
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qs="${SERCHILO}${search}"
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result=$(dmhist "$search" | dmenu -i -l 20 -p "params to $search")
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dmhistadd "$search" "$result"
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qs+="+$(echo $result| urlencode)"
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fi
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echo ${webbrowser_cmd} $qs
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${webbrowser_cmd} $qs
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