My first module

home-manager/kdenlive/default.nix

@@ -0,0 +1,19 @@
+{ pkgs, lib, config, ... }:
+with lib;
+let
+  cfg = config.modules.video.kdenlive;
+in
+{
+  options.modules.video.kdenlive = {
+    enable = mkEnableOption "enable Kdenlive video editor";
+  };
+  config = mkIf cfg.enable {
+    home.packages = with pkgs; [
+      kdenlive
+      ffmpeg-full
+      frei0r
+      inkscape
+    ];
+    home.file.".local/bin/create_conf".source = ./files/create_conf;
+  };
+}

home-manager/kdenlive/files/create_conf

@@ -0,0 +1,159 @@
+#!/usr/bin/env bash
+
+error() {
+    >&2 printf "\e[31mE\e[0m %s\n" "$1"
+}
+
+die() {
+    error "$*"
+    exit 1
+}
+
+process_args() {
+    while :; do
+        case $1 in
+            -l|--label)
+                key_label="$2"
+                shift
+                ;;
+            *)
+            break
+        esac
+        shift
+    done
+}
+
+get_file_hash() {
+    local file
+    local file_size
+
+    file=$1
+    file_size=${2:-1}
+    if (( file_size != -1 ))
+    then
+        if [ -f "$file" ]
+        then
+            if (( file_size > 0 ))
+                then
+                if (( $file_size > 2000000 ))
+                then
+                    #calculate
+                    local tmp_file
+                    tmp_file=mktemp
+                    head -c 1MB "$file" > "$tmp_file"
+                    tail -c 1MB "$file" >> "$tmp_file"
+                    printf "%s" "$(md5sum "$tmp_file" | cut -d" " -f 1)"
+                    rm "$tmp_file"
+                else
+                    printf "%s" "$(md5sum "$file" | cut -d" " -f 1)"
+                fi
+                return
+            fi
+        fi
+    fi
+    printf "%s" -1
+}
+
+get_file_size() {
+    local file
+    local a
+    file=$1
+    if [ -f "$file" ]
+    then
+        wc -c < "$file"
+        return  
+    fi
+    printf "%s" -1
+}
+
+insert_media() {
+    local filename filesize filehash tag
+    filename="$1"
+    tag="$2"
+    [ ! -f "$filename" ] && {
+        error "File $filename not found, can't insert media";
+        return;
+    }
+    [ -z "$tag" ] && {
+        error "Tag not defined, can't insert media"
+    }
+    filesize=$(get_file_size "$filename")
+    filehash=$(get_file_hash "$filename" "$filesize")
+    sed -i -e "s#\[\[${tag}\]\]#${filename}#g" \
+        -e "s#\[\[${tag}_filesize\]\]#${filesize}#g" \
+        -e "s#\[\[${tag}_filehash\]\]#${filehash}#g" \
+        ${folder}"/montage.kdenlive" || {
+            error "sed command error on insert media!"
+        }
+}
+
+test=""
+base_dir="${HOME}/medias/videos/sambab"
+
+conf="$*"
+key_label=${key_label:-SAMBAB}
+
+
+printf "Creation de la conférence de %s\n" "$conf"
+cd ~/medias/videos/sambab || exit 1
+
+#Get las friday date for creating folder
+friday=$(date --date='last Friday' +"%Y.%m.%d")
+
+#Add basedir, then I have my directory
+folder="${base_dir}/${friday}-${conf// /_}"
+
+#create it
+mkdir "${folder}"/{rushes,audio,titles} -p || die "folder creation failed"
+
+
+cp "${base_dir}/logo_amis.svg" "${folder}/titles" || die "SVG copy failed!"
+cp "${base_dir}/template.kdenlive" "${folder}/montage.kdenlive" || dir "Template copy failed!" }
+
+inkscape_date=$(LC_ALL=fr_FR.UTF-8 date --date='last Friday' +"%A %d %B %Y")
+
+printf "Put Name on title\n"
+sed -i "s/\[\[conf\]\]/${conf//_/ }/g" ${folder}/titles/logo_amis.svg || die "Change text on credits screen failed!"
+
+printf "Put date on title\n"
+sed -i "s/\[\[date\]\]/${inkscape_date}/g" ${folder}/titles/logo_amis.svg || die "Change date failed!"
+
+printf "Export SVG title \n"
+inkscape --export-type="png" "${folder}/titles/logo_amis.svg" || die "Export failed" 
+
+printf "Importing PNG File in %s/montage.kdenlive \n" "$folder"
+insert_media "$folder/titles/logo_amis.png" "logo"
+
+echo "Mount USBkey with Label $key_label"
+usb_key="/dev/$(lsblk -o KNAME,LABEL | grep ${key_label} | awk '{print $1}')"
+[[ ! $usb_key = "/dev/" ]] || die "Can't getting device name, is USB key plugged? $usb_key"
+
+
+disk="$(udisksctl mount -b ${usb_key} | awk '{print $4}')"
+sleep 1
+[[ -n $disk ]] || die " -> Error mounting device $usb_key"
+
+
+printf "Change root folder in montage.kdenlive to %s\n" "$folder"
+sed -i -e "s#\[\[root_folder\]\]#${folder}#g" "${folder}/montage.kdenlive"
+
+printf "Copying Audio File\n" "$folder"
+if cp ${disk}/RECORD/EXREC/*.MP3 "${folder}/audio/audio.mp3";
+then
+    # import audio file
+    printf "Importing Audio File in %s/montage.kdenlive \n" "$folder"
+    insert_media "${folder}/audio/audio.mp3" audio
+else
+    error "Moving audio file failed!"
+fi
+
+printf "Copying Video File\n"
+if cp ${disk}/$(date --date='last Friday' +'%Y-%m-%d')\ *.mkv "${folder}/rushes/obs.mkv";
+then
+        insert_media "${folder}/rushes/obs.mkv" video
+else
+    error "Moving video file failed!"
+fi
+
+udisksctl unmount -b ${usb_key}
+exit 0