major zsh cleanup

dot_zsh/bandcamp.zsh

@@ -0,0 +1,85 @@
+
+# --- Bandcamp ----------------------------------------------------------------
+
+# bandcampdl <url>: download an album/track as MP3 (best quality) with
+# metadata and cover art, sorted into Artist/Year - Album/
+bandcampdl() {
+    if [[ -z "$1" ]]; then
+        echo "Usage: bandcampdl <bandcamp-url>"
+        return 1
+    fi
+
+    yt-dlp \
+        -x \
+        --audio-format mp3 \
+        --audio-quality 0 \
+        --embed-metadata \
+        --embed-thumbnail \
+        --convert-thumbnails jpg \
+        -o "%(album_artist)s/%(release_year)s - %(album)s/%(album_artist)s - %(album)s - %(track_number)02d - %(title)s.%(ext)s" \
+        "$1"
+}
+
+# bandcampbatch <file>: run bandcampdl for every URL in a file
+# (empty lines and lines starting with # are skipped)
+bandcampbatch() {
+    local file="$1" url
+
+    if [[ ! -r "$file" ]]; then
+        echo "Usage: bandcampbatch <url-file>"
+        return 1
+    fi
+
+    while IFS= read -r url; do
+        [[ -z "$url" || "$url" == \#* ]] && continue
+        bandcampdl "$url"
+    done < "$file"
+}
+
+# bandcamplist <https://band.bandcamp.com/music> [output.txt]:
+# write all album/track URLs of an artist to a file
+# (default: bandcamp-<band>.txt) - input for bandcampbatch
+bandcamplist() {
+    local url outfile tmpfile band count
+
+    if (( ! $+commands[yt-dlp] )); then
+        echo "Fehler: yt-dlp wurde nicht gefunden."
+        return 1
+    fi
+
+    if (( $# < 1 || $# > 2 )); then
+        echo "Usage:"
+        echo "    bandcamplist <https://band.bandcamp.com/music> [output.txt]"
+        return 1
+    fi
+
+    url="$1"
+
+    # zsh stores capture groups of =~ in $match
+    if [[ ! "$url" =~ ^https?://([^.]+)\.bandcamp\.com/music/?$ ]]; then
+        echo "Fehler: Keine gueltige Bandcamp-/music-URL:"
+        echo "    $url"
+        return 1
+    fi
+
+    band="${match[1]}"
+    outfile="${2:-bandcamp-${band}.txt}"
+    tmpfile=$(mktemp)
+
+    if ! yt-dlp --flat-playlist --print webpage_url "$url" | sort -u > "$tmpfile"; then
+        rm -f "$tmpfile"
+        echo "Fehler beim Abrufen der Links."
+        return 1
+    fi
+
+    count=$(wc -l < "$tmpfile")
+
+    if (( count == 0 )); then
+        rm -f "$tmpfile"
+        echo "Keine Album- oder Track-Links gefunden."
+        return 1
+    fi
+
+    mv "$tmpfile" "$outfile"
+    echo "✓ $count Links nach '$outfile' geschrieben."
+}

dot_zsh/tmux.zsh

@@ -0,0 +1,118 @@
+if [[ -n "$TMUX" ]]; then
+    autoload -Uz add-zsh-hook
+
+    # -------------------------------------------------------------------------
+    # Basisname des Windows aus aktuellem Verzeichnis
+    # -------------------------------------------------------------------------
+    _tmux_set_base_window_name() {
+        local name
+
+        if [[ "$PWD" == "$HOME" ]]; then
+            name="sebastian"
+        else
+            name="${PWD:t}"
+        fi
+
+        # Basisnamen separat merken
+        tmux set-option \
+            -w \
+            -t "$TMUX_PANE" \
+            @base_window_name "$name" \
+            2>/dev/null
+
+        _tmux_update_window_name
+    }
+
+    # -------------------------------------------------------------------------
+    # Window-Name aus Basisname + allen SSH-Sessions dieses Windows bauen
+    #
+    # Beispiel:
+    #   projects 🔐 P1→labgw P4→prod
+    # -------------------------------------------------------------------------
+    _tmux_update_window_name() {
+        local base ssh_info line
+
+        base="$(
+            tmux show-options \
+                -w \
+                -v \
+                -t "$TMUX_PANE" \
+                @base_window_name \
+                2>/dev/null
+        )"
+
+        [[ -z "$base" ]] && base="${PWD:t}"
+
+        ssh_info=""
+
+        while IFS= read -r line; do
+            [[ -z "$line" ]] && continue
+
+            if [[ -n "$ssh_info" ]]; then
+                ssh_info+=" "
+            fi
+
+            ssh_info+="$line"
+        done < <(
+            tmux list-panes \
+                -t "$TMUX_PANE" \
+                -F '#{?@ssh_host,P#{pane_index}→#{@ssh_host},}' \
+                2>/dev/null
+        )
+
+        if [[ -n "$ssh_info" ]]; then
+            tmux rename-window \
+                -t "$TMUX_PANE" \
+                "${base} 🔐 ${ssh_info}" \
+                2>/dev/null
+        else
+            tmux rename-window \
+                -t "$TMUX_PANE" \
+                "$base" \
+                2>/dev/null
+        fi
+    }
+
+    add-zsh-hook chpwd _tmux_set_base_window_name
+    _tmux_set_base_window_name
+
+    # -------------------------------------------------------------------------
+    # SSH wrapper
+    # -------------------------------------------------------------------------
+    ssh() {
+        local host rc
+
+        # Bewusst SSH-Alias nehmen:
+        #   ssh labgw
+        # zeigt "labgw", nicht die dahinterliegende IP.
+        host="$(
+            command ssh -G "$@" 2>/dev/null |
+                awk '$1 == "host" { print $2; exit }'
+        )"
+
+        if [[ -n "$host" ]]; then
+            tmux set-option \
+                -p \
+                -t "$TMUX_PANE" \
+                @ssh_host "$host" \
+                2>/dev/null
+
+            _tmux_update_window_name
+        fi
+
+        command ssh "$@"
+        rc=$?
+
+        # SSH-Markierung dieses Panes entfernen
+        tmux set-option \
+            -p \
+            -u \
+            -t "$TMUX_PANE" \
+            @ssh_host \
+            2>/dev/null
+
+        _tmux_update_window_name
+
+        return $rc
+    }
+fi