From c31e3c99b3f7ef5ecdeb18da05310d7f987f3b70 Mon Sep 17 00:00:00 2001
From: Ville Rantanen <ville.rantanen@helsinki.fi>
Date: Thu, 21 Jul 2016 10:01:35 +0300
Subject: [PATCH] rm with progress indicators

---
 bin/{rm_bg => rm-bg} |  0
 bin/rm-progress      |  1 +
 files/rm-progress    | 72 ++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 73 insertions(+)
 rename bin/{rm_bg => rm-bg} (100%)
 create mode 120000 bin/rm-progress
 create mode 100755 files/rm-progress

diff --git a/bin/rm_bg b/bin/rm-bg
similarity index 100%
rename from bin/rm_bg
rename to bin/rm-bg
diff --git a/bin/rm-progress b/bin/rm-progress
new file mode 120000
index 0000000..5f3c3e5
--- /dev/null
+++ b/bin/rm-progress
@@ -0,0 +1 @@
+../files/rm-progress
\ No newline at end of file
diff --git a/files/rm-progress b/files/rm-progress
new file mode 100755
index 0000000..48a82a6
--- /dev/null
+++ b/files/rm-progress
@@ -0,0 +1,72 @@
+#!/bin/bash
+
+set -e
+function helpexit() {
+    echo Delete files with a progress bar.
+    echo This command is always recursive to folders!
+    echo '-f to force'
+    exit
+}
+
+FORCE=0
+FOLDERS=( )
+for ((i=1; i<=${#@}; i++)) {
+    [[ "${!i}" = "-h" ]] && helpexit
+    [[ "${!i}" = "--help" ]] && helpexit
+    [[ "${!i}" = "-f" ]] && { FORCE=1; RMFORCE="-f"; continue; }
+    [[ "${!i}" = "-"* ]] && helpexit
+    FOLDERS+=( "${!i%/}" )
+}
+[[ "${#FOLDERS[@]}" -eq 0 ]] && helpexit
+
+function listfiles() {
+    while IFS= read -r -d $'\0' line; do 
+        files=$((files+1))
+        printf "\r%02d:%02d:%02d %d" $(($SECONDS/3600)) $(($SECONDS%3600/60)) $(($SECONDS%60)) $files 
+    done < <(find "$@" \( -type f -or -type l \) -print0)
+    printf "\r"
+}
+function deletefiles() {
+    i=0
+    while IFS= read -r -d $'\0' line; do 
+        i=$((i+1))
+        percent=$((200*$i/$files % 2 + 100*$i/$files))
+        printf "\r%02d:%02d:%02d %6d/%d %3d%% %s\033[0K" \
+           $(($SECONDS/3600)) $(($SECONDS%3600/60)) $(($SECONDS%60)) $i $files $percent "$line"
+        rm "$line"
+    done < <(find "$@" \( -type f -or -type l \) -print0)
+    printf "\n"
+}
+function listfolders() {
+   while IFS= read -r -d $'\0' line; do 
+        folders=$((folders+1))
+        printf "\r%s %02d:%02d:%02d" $(($SECONDS/3600)) $(($SECONDS%3600/60)) $(($SECONDS%60)) $folders 
+    done < <(find "$@" -type d -print0)
+    printf "\r"
+}
+function deletefolders() {
+    i=0
+    while IFS= read -r -d $'\0' line; do 
+        i=$((i+1))
+        percent=$((200*$i/$folders % 2 + 100*$i/$folders))
+        printf "\r%02d:%02d:%02d %6d/%d %3d%% %s\033[0K" \
+           $(($SECONDS/3600)) $(($SECONDS%3600/60)) $(($SECONDS%60)) $i $folders $percent "$line"
+        rmdir "$line"
+    done < <(find "$@" -depth -type d -print0)
+    printf "\n"
+}
+echo Listing files...
+files=0
+folders=0
+listfiles "${FOLDERS[@]}"
+echo Prepared to delete $files files
+
+if [[ $FORCE -eq 0 ]]; then
+  echo '<ctrl-c> to quit'
+  read foo
+fi
+deletefiles "${FOLDERS[@]}"
+listfolders "${FOLDERS[@]}"
+echo Removing remaining $folders folders
+deletefolders "${FOLDERS[@]}"
+