From 5b0a8647844b85ea93e2cb1cbba3e419d1f7dba7 Mon Sep 17 00:00:00 2001
From: home <account@voronind.com>
Date: Tue, 21 Nov 2023 23:32:08 +0300
Subject: [PATCH] convert : add mp3 support.

---
 .README.md                     |   4 +-
 .config/bash/module/archive.sh |  18 +++---
 .config/bash/module/convert.sh | 101 +++++++++++++++++++++++----------
 .config/bash/module/name.sh    |  14 ++---
 .config/bash/module/pack.sh    |  23 ++++----
 5 files changed, 100 insertions(+), 60 deletions(-)

diff --git a/.README.md b/.README.md
index 72061ed..9f0bf92 100644
--- a/.README.md
+++ b/.README.md
@@ -402,7 +402,7 @@ Please note that colors depend on Terminal Emulator and may vary based on its se
 |yellow (bold)|`\033[1;33m`|
 
 ## Convert.
-`convert <FROM.gz> <TO.xz>`|Convert between different formats.
+`convert <FORMAT> [FILES]`|Convert between different formats.
 
 ## Copy/paste.
 
@@ -569,7 +569,7 @@ Command|Description
 
 Command|Description
 ---|---
-`pack <TARGET.ext> <FILES>`|Create desired file format from other files.
+`pack <TARGET.ext> [FILES]`|Create desired file format from other files.
 `unpack [FILES]`|Attempt to extract file content.
 
 ## Permissions.
diff --git a/.config/bash/module/archive.sh b/.config/bash/module/archive.sh
index e71e235..038c237 100644
--- a/.config/bash/module/archive.sh
+++ b/.config/bash/module/archive.sh
@@ -15,7 +15,7 @@ archive()
 
   # set dafult value to target all supported archives.
   if [[ "${targets}" = "" ]]; then
-    targets=(*)
+    targets=($(ls))
     total=${#targets[@]}
   fi
 
@@ -26,7 +26,7 @@ archive()
 
     # status info.
     local status="[${count}/${total}] ${target}"
-    echo "${status}"
+    echo -e "${color_bblue}${status}${color_default}"
 
     # create archive.
     tar -c "${target}" | pv -s $(du -sb "${target}" | awk '{print $1}') | xz -9e > "${target%/*}".txz
@@ -35,7 +35,7 @@ archive()
     mv "${target%/*}".txz "${target%/*}"_${date}-$(pv "${target%/*}".txz | sha1sum | cut -d\  -f1).txz
 
     # report success.
-    echo -e "${color_default}${status}: Done.${color_default}"
+    echo -e "${color_green}${status}: Done.${color_default}"
   done
 }
 
@@ -61,7 +61,7 @@ archive_fast()
 
     # status info.
     local status="[${count}/${total}] ${target}"
-    echo "${status}"
+    echo -e "${color_bblue}${status}${color_default}"
 
     # create archive.
     tar -c "${target}" | pv -s $(du -sb "${target}" | awk '{print $1}') | gzip -1 > "${target%/*}".tgz
@@ -70,7 +70,7 @@ archive_fast()
     mv "${target%/*}".tgz "${target%/*}"_${date}-$(pv "${target%/*}".tgz | sha1sum | cut -d\  -f1).tgz
 
     # report success.
-    echo -e "${color_default}${status}: Done.${color_default}"
+    echo -e "${color_green}${status}: Done.${color_default}"
   done
 }
 
@@ -109,7 +109,7 @@ archive_check()
 
     # compare hashes, show error on mismatch.
     if [[ "${actual}" = "${saved}" ]]; then
-      echo -e "${color_default}${status}: Validation OK.${color_default}"
+      echo -e "${color_bblue}${status}: Validation OK.${color_default}"
     else
       echo -e "${color_bred}${status}: Validation failed.${color_default}"
       ((failed++))
@@ -155,7 +155,7 @@ unarchive()
 
     # extract if hash matched or show error if not.
     if [[ "${saved}" = "${actual}" ]]; then
-      echo "${status}: Validation OK."
+      echo -e "${color_bblue}${status}: Validation OK.${color_default}"
 
       # figure out the compression tool.
       local compressor
@@ -177,7 +177,7 @@ unarchive()
     fi
 
     # report extraction complete.
-    echo -e "${color_default}${status}: Done.${color_default}"
+    echo -e "${color_green}${status}: Done.${color_default}"
   done
 }
 
@@ -230,7 +230,7 @@ archive_name()
     fi
 
     # rename.
-    mv -- "${target}" "${new_name}" && echo -e "${color_default}${status}${color_default}" || echo -e "${color_bred}${status}: Error.${color_default}"
+    mv -- "${target}" "${new_name}" && echo -e "${color_bblue}${status}${color_default}" || echo -e "${color_bred}${status}: Error.${color_default}"
   done
 }
 
diff --git a/.config/bash/module/convert.sh b/.config/bash/module/convert.sh
index e0da686..17ea629 100644
--- a/.config/bash/module/convert.sh
+++ b/.config/bash/module/convert.sh
@@ -1,53 +1,94 @@
 # Convert between different formats.
-# Usage: convert <FROM.gz> <TO.xz>
+# Usage: convert <FORMAT> [FILES]
 convert()
 {
-  local input="${1}"
-  local output="${2}"
-  local from="${input##*.}"
-  local to="${output##*.}"
+  local targets=("${@:2}")
+  local format="${1}"
+  local total=${#targets[@]}
+  local count=0
+  local failed=0
 
-  # Report no output.
-  if [[ "${to}" = "" ]]; then
-    echo -e "${color_bred}no output file/format.${color_default}"
+  # Report no format.
+  if [[ "${format}" = "" ]]; then
+    echo -e "${color_bred}No format specified.${color_default}"
+    echo "Usage: convert <FORMAT> [FILES]"
     return 2
   fi
 
-  # Report no input.
-  if [[ "${from}" = "" ]]; then
-    echo -e "${color_bred}no input file/format.${color_default}"
-    return 2
+  # All files by default.
+  if [[ "${targets}" = "" ]]; then
+    targets=($(ls --classify | grep -v /$))
+    total=${#targets[@]}
   fi
 
   # Process.
-  case "${from}-${to}" in
-    "gz-xz"|"tgz-txz")
-      _convert_gz-xz "${input}" "${output}"
-      ;;
-    "xz-gz"|"txz-tgz")
-      _convert_xz-gz "${input}" "${output}"
-      ;;
-    *)
-      echo -e "${color_yellow}Conversion ${from}-${to} not supported.${color_default}"
-      return 1
-      ;;
-  esac
+  for target in "${targets[@]}"; do
+    # Increment counter.
+    ((count++))
 
-  if [[ $? = 0 ]]; then
-    echo -e "${color_green}Done.${color_default}"
-  else
-    echo -e "${color_bred}There were errors.${color_default}"
+    # Define context names and status.
+    local from="${target##*.}"
+    local to="${format}"
+    local status="[${count}/${total}] ${target} -> ${target%.*}.${to}"
+
+    # Show status.
+    echo -e "${color_bblue}${status}${color_default}"
+
+    # Support multiple inputs.
+    [[ "${to}" = "mp3" ]] && from=""
+
+    # Send convert.
+    case "${from}-${to}" in
+      "gz-xz"|"tgz-txz")
+        _convert_gz-xz "${target}"
+        ;;
+      "xz-gz"|"txz-tgz")
+        _convert_xz-gz "${target}"
+        ;;
+      "-mp3")
+        _convert_mp3 "${target}"
+        ;;
+      *)
+        echo -e "${color_yellow}Conversion ${from}-${to} not supported.${color_default}"
+        false
+        ;;
+    esac
+
+    # Increment failed on error.
+    if [[ $? != 0 ]]; then
+      _convert_error "${target}"
+      ((failed++))
+    fi
+  done
+
+  # Report result.
+  if [[ ${count} -gt 1 ]] || [[ "${*}" = "" ]]; then
+    if [[ ${failed} = 0 ]]; then
+      echo -e "${color_green}All successful.${color_default}"
+    else
+      echo -e "${color_bred}Items failed to convert: ${failed}.${color_default}"
+    fi
   fi
 }
 
+_convert_error()
+{
+  echo -e "${color_bred}${1}: failed.${color_default}"
+}
+
 _convert_gz-xz()
 {
-  pv "${1}" | gzip -d | xz -9e > "${2}"
+  pv "${1}" | gzip -d | xz -9e > "${1%.gz}.xz"
 }
 
 _convert_xz-gz()
 {
-  pv "${1}" | xz -d | gzip -1 > "${2}"
+  pv "${1}" | xz -d | gzip -1 > "${1.xz}.gz"
+}
+
+_convert_mp3()
+{
+  ffmpeg -i "${1}" -c:a libmp3lame -b:a 320k -f mp3 "${1%.*}.mp3"
 }
 
 # Export.
diff --git a/.config/bash/module/name.sh b/.config/bash/module/name.sh
index 8769048..f784e22 100644
--- a/.config/bash/module/name.sh
+++ b/.config/bash/module/name.sh
@@ -52,7 +52,7 @@ name()
     mv -- "${target}" "${new_name}" &> /dev/null
 
     # show change.
-    echo -e "${color_default}${status}${color_default}"
+    echo -e "${color_bblue}${status}${color_default}"
   done
 }
 
@@ -102,7 +102,7 @@ name_hash()
       mv -- "${target}" "${new_name}" &> /dev/null
 
       # show change.
-      echo -e "${color_default}${status}${color_default}"
+      echo -e "${color_bblue}${status}${color_default}"
     else
       # Increment count.
       ((count++))
@@ -144,7 +144,7 @@ name_hash_check()
 
       # compare hashes.
       if [[ "${stored}" = "${actual}" ]]; then
-        echo -e "${color_default}${status}: Validation OK.${color_default}"
+        echo -e "${color_bblue}${status}: Validation OK.${color_default}"
       else
         echo -e "${color_bred}${status}: Validation failed.${color_default}"
         ((failed++))
@@ -214,7 +214,7 @@ name_series()
       mv -- "${target}" "${new_name}" &> /dev/null
 
       # Report status.
-      echo -e "${color_default}${status}${color_default}"
+      echo -e "${color_bblue}${status}${color_default}"
     else
       # Increment count.
       ((count++))
@@ -272,7 +272,7 @@ name_manga()
       mv -- "${target}" "${new_name}" &> /dev/null
 
       # Show status.
-      echo -e "${color_default}${status}${color_default}"
+      echo -e "${color_bblue}${status}${color_default}"
     else
       # Increment count.
       ((count++))
@@ -327,7 +327,7 @@ name_ext()
       mv -- "${target}" "${new_name}" &> /dev/null
 
       # show change.
-      echo -e "${color_default}${status}${color_default}"
+      echo -e "${color_bblue}${status}${color_default}"
     else
       # Increment count.
       ((count++))
@@ -375,7 +375,7 @@ name_prefix()
     mv -- "${target}" "${new_name}" &> /dev/null
 
     # Show change.
-    echo -e "${color_default}${status}${color_default}"
+    echo -e "${color_bblue}${status}${color_default}"
   done
 }
 
diff --git a/.config/bash/module/pack.sh b/.config/bash/module/pack.sh
index e25e5be..19e4861 100644
--- a/.config/bash/module/pack.sh
+++ b/.config/bash/module/pack.sh
@@ -1,7 +1,7 @@
 _UNPACK_SUPPORTED=".tar$|.tgz$|.txz$|.tar.gz$|.tar.xz$|.zip$|.iso$|.rar$"
 
 # Pack files into desired format.
-# Usage: pack <TARGET.ext> <FILES>
+# Usage: pack <TARGET.ext> [FILES]
 pack()
 {
   local output="${1}"
@@ -11,21 +11,20 @@ pack()
 
   # report no output.
   if [[ "${output}" = "" ]]; then
-    echo "Usage: pack <TARGET.ext> <FILES>"
+    echo "Usage: pack <TARGET.ext> [FILES]"
     return 2
   fi
 
   # report no format.
   if [[ "${format}" = "" ]]; then
     echo "Could not determine output format."
-    echo "Usage: pack <TARGET.ext> <FILES>"
+    echo "Usage: pack <TARGET.ext> [FILES]"
     return 2
   fi
 
-  # report no targets.
+  # All targets by default.
   if [[ "${targets}" = "" ]]; then
-    echo "Usage: pack <TARGET.ext> <FILES>"
-    return 2
+    targets=($(ls))
   fi
 
   # process.
@@ -58,7 +57,7 @@ pack()
 }
 
 # attempt to unpack everything.
-# usage: unpack <FILES>
+# usage: unpack [FILES]
 unpack()
 {
   local targets=("${@}")
@@ -66,7 +65,7 @@ unpack()
   local failed=0
   local total=${#targets[@]}
 
-  # show error if no target specified.
+  # All targets by default.
   if [[ "${targets}" = "" ]]; then
     targets=($(ls | grep -E ${_UNPACK_SUPPORTED}))
     total=${#targets[@]}
@@ -81,7 +80,7 @@ unpack()
     local status="[${count}/${total}] ${target}"
 
     # show status.
-    echo -e "${status}"
+    echo -e "${color_bblue}${status}${color_default}"
 
     # unpack file type.
     local type="${target##*.}"
@@ -133,10 +132,10 @@ unpack()
 
   # print report.
   if [[ ${count} -gt 1 ]] || [[ "${*}" = "" ]]; then
-    if [[ ${failed} -gt 0 ]]; then
-      echo -e "${color_bred}Items failed to unpack: ${failed}.${color_default}"
-    else
+    if [[ ${failed} = 0 ]]; then
       echo -e "${color_green}All successful.${color_default}"
+    else
+      echo -e "${color_bred}Items failed to unpack: ${failed}.${color_default}"
     fi
   fi
 }