most of program1 is done, shape of program2, actual app to be started

program1/metadata.sh

@@ -0,0 +1,98 @@
+#!/usr/bin/env bash
+set -euo pipefail
+IFS=$'\n\t'
+
+# === CONFIGURATION ===
+
+# === Utilitaires ===
+esc() { printf '%s' "$1" | sed 's/"/""/g'; }
+export -f esc
+
+safe_weekday() {
+    local iso="$1"
+    python3 - <<PY
+import sys
+from datetime import datetime
+s = "$iso"
+try:
+    dt = datetime.fromisoformat(s)
+    print(dt.strftime('%A'))
+except Exception:
+    print("Unknown")
+PY
+}
+export -f safe_weekday
+
+get_creation_time() {
+    local f="$1"
+    local ct=""
+    for tag in CreateDate MediaCreateDate TrackCreateDate; do
+        ct=$(exiftool -"$tag" -d "%Y-%m-%dT%H:%M:%S" -s3 "$f" 2>/dev/null || true)
+        [ -n "$ct" ] && break
+    done
+    if [ -z "$ct" ]; then
+        ct="$(date -r "$f" +"%Y-%m-%dT%H:%M:%S")"
+    fi
+    echo "$ct"
+}
+export -f get_creation_time
+
+get_duration() {
+    local f="$1"
+    ffprobe -v error -show_entries format=duration \
+        -of default=noprint_wrappers=1:nokey=1 "$f" 2>/dev/null || echo ""
+}
+export -f get_duration
+
+get_gps() {
+    local f="$1"
+    local lat lon
+    lat="$(exiftool -GPSLatitude -n -s3 "$f" 2>/dev/null || true)"
+    lon="$(exiftool -GPSLongitude -n -s3 "$f" 2>/dev/null || true)"
+    echo "$lat|$lon"
+}
+export -f get_gps
+
+reverse_geocode() {
+    local lat="$1" lon="$2"
+    local json="" postal city district
+
+    if [ -n "$lat" ] && [ -n "$lon" ]; then
+        json="$(curl -s "https://nominatim.openstreetmap.org/reverse?format=json&lat=${lat}&lon=${lon}&zoom=16&addressdetails=1")"
+
+        # Extraction sécurisée avec jq
+        postal=$(echo "$json" | jq -r '.address.postcode // ""')
+        city=$(echo "$json" | jq -r '.address.city // .address.town // .address.village // ""')
+        district=$(echo "$json" | jq -r '.address.neighbourhood // .address.suburb // .address.residential // .address.village // .address.municipality // ""')
+
+        # Concaténation formatée, ignorer champs vides
+        formatted=""
+        [ -n "$postal" ] && formatted="$formatted$postal"
+        [ -n "$city" ] && formatted="${formatted:+$formatted, }
+        $city"
+        [ -n "$district" ] && formatted="${formatted:+$formatted, }
+        $district"
+
+        echo "$formatted" | tr '\n' ' ' | tr -s ' ' ' ' | sed 's/ *$//'
+    else
+        echo ""
+    fi
+}
+export -f reverse_geocode
+
+process_video() {
+    local f="$1"
+
+    local ct weekday duration lat lon address
+    ct="$(get_creation_time "$f")"
+    weekday="$(safe_weekday "$ct")"
+    duration="$(get_duration "$f")"
+    IFS="|" read -r lat lon <<<"$(get_gps "$f")"
+    address="$(reverse_geocode "$lat" "$lon")"
+
+    echo "$ct|$weekday|$duration|$lat|$lon|$address"
+    # --- CSV row ---
+    # echo "\"$(basename "$f")\",\"$(esc "$f")\",\"$(esc "$ct")\",\"$(esc "$weekday")\",\"$(esc "$duration")\",\"$(esc "$lat")\",\"$(esc "$lon")\",\"$(esc "$formatted")\""
+}
+export -f process_video
+