X-Git-Url: https://git.xandkar.net/?a=blobdiff_plain;f=home%2Flib%2Flogin_functions.sh;h=006902863fad638cadaa0255d4452f6ce5015960;hb=22f1641ffee69609f220a143c67640d402811dc7;hp=cac982eccdc6930714e5472e5bfbbd18679c0fbe;hpb=957b0d4f7a8123589fde8867205ce812ddacd0ed;p=khome.git

diff --git a/home/lib/login_functions.sh b/home/lib/login_functions.sh
index cac982e..0069028 100644
--- a/home/lib/login_functions.sh
+++ b/home/lib/login_functions.sh
@@ -7,7 +7,6 @@ d() {
 
 shell_activity_report() {
     # TODO: optional concrete number output
-    # TODO: manual weekday calc (since forking date is so expensive)
     # TODO: optional combinations of granularities: hour, weekday, month, year
     local group_by="$1"
     case "$group_by" in
@@ -16,7 +15,7 @@ shell_activity_report() {
         '') group_by='dow';;
         *)
             echo "Usage: $0 [mon|dow]" >&2
-            exit 1
+            kill -INT $$
     esac
     history \
     | awk -v group_by="$group_by" '
@@ -141,8 +140,8 @@ top_commands() {
 # TODO: Consider using numfmt instead of awk
 tdu() {
     du "$1" \
-    | sort -n -k 1 -r \
-    | head -50 \
+    | sort -n -k 1 \
+    | tail -50 \
     | awk '
         {
             size = $1
@@ -157,8 +156,8 @@ tdu() {
 # Top Disk-Using Files
 tduf() {
     find "$1" -type f -printf '%s\t%p\0' \
-    | sort -z -n -k 1 -r \
-    | head -z -n 50 \
+    | sort -z -n -k 1 \
+    | tail -z -n 50 \
     | gawk -v RS='\0' '
         {
             size = $1
@@ -207,17 +206,27 @@ void_pkgs() {
 
 # Colorful man
 man() {
-    LESS_TERMCAP_md=$'\e[01;31m' \
+    # mb: begin blink
+    # md: begin bold
+    # me: end   bold, blink and underline
+    #
+    # so: begin standout (reverse video)
+    # se: end   standout
+    #
+    # us: begin underline
+    # ue: end   underline
+
+    LESS_TERMCAP_md=$'\e[01;30m' \
     LESS_TERMCAP_me=$'\e[0m' \
-    LESS_TERMCAP_se=$'\e[0m' \
     LESS_TERMCAP_so=$'\e[01;44;33m' \
+    LESS_TERMCAP_se=$'\e[0m' \
+    LESS_TERMCAP_us=$'\e[01;33m' \
     LESS_TERMCAP_ue=$'\e[0m' \
-    LESS_TERMCAP_us=$'\e[01;32m' \
     command man "$@"
 }
 
 experiment() {
-    cd "$(~/bin/experiment $@)" || exit 1
+    cd "$(~/bin/experiment $@)" || kill -INT $$
 }
 
 hump() {
@@ -228,21 +237,29 @@ howto() {
     cat "$(find  ~/Archives/Documents/HOWTOs -mindepth 1 -maxdepth 1 | sort | fzf)"
 }
 
-yt() {
-    local _yt_uri
-    local _yt_id
-    local _yt_title
-    local _yt_dir
+_yt() {
+    local -r base_dir="$1"
+    local -r opts="$2"
+    local -r uri="$3"
+
+    local -r id=$(youtube-dlc --get-id "$uri")
+    local -r title=$(youtube-dlc --get-title "$uri" | sed 's/[^A-Za-z0-9._-]/_/g')
+    local -r dir="${base_dir}/${title}--${id}"
 
-    _yt_uri="$1"
-    _yt_id=$(youtube-dl --get-id "$_yt_uri")
-    _yt_title=$(youtube-dl --get-title "$_yt_uri")
-    _yt_dir="${DIR_YOUTUBE}/individual-videos/${_yt_title}--${_yt_id}"
+    mkdir -p "$dir"
+    cd "$dir" || kill -INT $$
+    echo "$uri" > 'uri'
+    youtube-dlc $opts -c --write-description --write-info-json "$uri"
+}
+
+yt_audio() {
+    local -r uri="$1"
+    _yt "${DIR_YOUTUBE_AUDIO}/individual" '-f 140' "$uri"
+}
 
-    mkdir -p "$_yt_dir"
-    cd "$_yt_dir" || exit 1
-    echo "$_yt_uri" > 'uri'
-    youtube-dl -c --write-description --write-info-json "$_yt_uri"
+yt_video() {
+    local -r uri="$1"
+    _yt "${DIR_YOUTUBE_VIDEO}/individual" "$uri"
 }
 
 gh_fetch_repos() {
@@ -250,11 +267,12 @@ gh_fetch_repos() {
 }
 
 gh_clone() {
-    gh_user_type="$1"
-    gh_user_name="$2"
-    gh_dir="${DIR_GITHUB}/${gh_user_name}"
+    local -r gh_user_type="$1"
+    local -r gh_user_name="$2"
+
+    local -r gh_dir="${DIR_GITHUB}/${gh_user_name}"
     mkdir -p "$gh_dir"
-    cd "$gh_dir" || exit 1
+    cd "$gh_dir" || kill -INT $$
     gh_fetch_repos "$gh_user_type" "$gh_user_name" \
     | jq --raw-output '.[] | select(.fork | not) | .git_url' \
     | parallel -j 25 \
@@ -273,7 +291,7 @@ gh_clone_repo() {
     gh_username=$(echo "$1" | awk -F / '"$1 == "https" && $3 == github.com" {print $4}')
     gh_dir="${DIR_GITHUB}/${gh_username}"
     mkdir -p "$gh_dir"
-    cd "$gh_dir" || exit 1
+    cd "$gh_dir" || kill -INT $$
     git clone "$1"
 }
 
@@ -285,9 +303,11 @@ $(date '+%F %A')
 Morning report
 --------------
 
-### Previous
+### Prev
 
-### Current
+### Curr
+
+### Next
 
 ### Blockers
 
@@ -298,7 +318,7 @@ EOF
 
 work_log() {
     mkdir -p "$DIR_WORK_LOG"
-    file_work_log_today="${DIR_WORK_LOG}/$(date +%F).md"
+    local -r file_work_log_today="${DIR_WORK_LOG}/$(date +%F).md"
     if [ ! -f "$file_work_log_today" ]
     then
         work_log_template > "$file_work_log_today"
@@ -313,7 +333,12 @@ note() {
 }
 
 weather() {
-    curl "http://wttr.in/$WEATHER_LOCATION"
+    local _weather_location
+    case "$1" in
+        '') _weather_location="$WEATHER_LOCATION";;
+         *) _weather_location="$1"
+    esac
+    curl "http://wttr.in/$_weather_location?format=v2"
 }
 
 bt_devs_paired() {
@@ -329,10 +354,12 @@ bt_devs() {
 }
 
 run() {
-    stderr="$(mktemp)"
+    local -r stderr="$(mktemp)"
+
+    local code urgency
+
     $@ 2> >(tee "$stderr")
     code="$?"
-    urgency=''
     case "$code" in
         0) urgency='normal';;
         *) urgency='critical'
@@ -340,3 +367,164 @@ run() {
     notify-send -u "$urgency" "Job done: $code" "$(cat $stderr)"
     rm "$stderr"
 }
+
+bar_gauge() {
+    local -r width="$1"
+
+    awk -v width="$width" '
+        {
+            used  = $1
+            total = $2
+
+            u = num_scale(used, total, 1, width)
+
+            printf "["
+            for (i=1; i<=width; i++) {
+                c = i <= u ? "|" : "-"
+                printf "%s", c
+            }
+            printf "]\n"
+        }
+
+        function num_scale(src_cur, src_max, dst_min, dst_max) {
+            return dst_min + ((src_cur * (dst_max - dst_min)) / src_max)
+        }
+    '
+}
+
+motd_mem() {
+    local -r bar_width="$1"
+
+    printf 'mem '
+    free \
+    | awk '$1 == "Mem:" {total=$2; used=$3; print used, total}' \
+    | bar_gauge "$bar_width"
+}
+
+motd_disk() {
+    local -r bar_width="$1"
+
+    printf 'disk '
+    df ~ \
+    | awk 'NR == 2 {used=$3; avail=$4; total=used+avail; print used, total}' \
+    | bar_gauge "$bar_width"
+}
+
+motd_batt() {
+    local -r bar_width="$1"
+
+    case "$(uname)" in
+        'Linux')
+            printf 'batt '
+            upower --dump \
+            | awk '
+                /^Device:[ \t]+/ {
+                    device["path"] = $2
+                    next
+                }
+
+                /  battery/ && device["path"] {
+                    device["is_battery"] = 1
+                    next
+                }
+
+                /    percentage:/ && device["is_battery"] {
+                    device["battery_percentage"] = $2
+                    sub("%$", "", device["battery_percentage"])
+                    next
+                }
+
+                /^$/ {
+                    if (device["is_battery"] && device["path"] == "/org/freedesktop/UPower/devices/DisplayDevice")
+                        print device["battery_percentage"], 100
+                    delete device
+                }
+            ' \
+            | bar_gauge "$bar_width"
+        ;;
+    esac
+}
+
+indent() {
+    awk -v unit="$1" '{printf "%s%s\n", unit, $0}'
+}
+
+motd() {
+    local -r bar_width='60'
+    local -r indent_unit='    '
+
+    uname -srvmo
+    hostname | figlet
+    uptime
+
+    echo
+
+    printf 'tmux sessions: %d\n' "$(tmux ls 2> /dev/null | wc -l)"
+
+    echo
+
+    echo 'Resources'
+    (
+        motd_mem "$bar_width"
+        motd_disk "$bar_width"
+        motd_batt "$bar_width"
+    ) \
+    | column -t \
+    | indent "$indent_unit"
+
+    echo
+
+    echo 'Network'
+    echo "${indent_unit}interfaces:"
+    (ifconfig; iwconfig) 2> /dev/null \
+    | awk '
+        /^[^ ]/ {
+            device = $1
+            sub(":$", "", device)
+            if ($4 ~ "ESSID:") {
+                _essid = $4
+                sub("^ESSID:\"", "", _essid)
+                sub("\"$", "", _essid)
+                essid[device] = _essid
+            }
+            next
+        }
+
+        /^ / && $1 == "inet" {
+            address[device] = $2
+            next
+        }
+
+        /^ +Link Quality=[0-9]+\/[0-9]+ +Signal level=/ {
+            split($2, lq_parts_eq, "=")
+            split(lq_parts_eq[2], lq_parts_slash, "/")
+            cur = lq_parts_slash[1]
+            max = lq_parts_slash[2]
+            link[device] = cur / max * 100
+            next
+        }
+
+        END {
+            for (device in address)
+                if (device != "lo") {
+                    l = link[device]
+                    e = essid[device]
+                    l = l ? sprintf("%.0f%%", l) : "--"
+                    e = e ? e : "--"
+                    print device, address[device], e, l
+                }
+        }
+        ' \
+    | column -t \
+    | indent "${indent_unit}${indent_unit}"
+
+    echo "${indent_unit}servers:"
+    # WARN: ensure: $USER ALL=(ALL) NOPASSWD:/bin/netstat
+    sudo -n netstat -tlnp \
+    | awk 'NR > 2 {print $7}' \
+    | awk -F/ '{print $2}' \
+    | sort -u \
+    | xargs \
+    | column -t \
+    | indent "${indent_unit}${indent_unit}"
+}