add usage to browser history export script and fix output dirs

bin/export_browser_history.sh

@@ -1,4 +1,15 @@
-#!/bin/bash
+#!/usr/bin/env bash
+# Helper script to export browser history and bookmarks to a format ArchiveBox can ingest.
+# Usage:
+#    curl -O 'https://raw.githubusercontent.com/ArchiveBox/ArchiveBox/dev/bin/export_browser_history.sh'
+#    bash export_browser_history.sh --chrome
+#    bash export_browser_history.sh --firefox
+#    bash export_browser_history.sh --safari
+#    ls
+#        chrome_history.json
+#        firefox_history.json
+#        firefox_bookmarks.json
+#        safari_history.json
 
 OUTPUT_DIR="$(pwd)"
 
@@ -16,9 +27,9 @@ if [[ "$1" == "--chrome" ]]; then
     sqlite3 "$OUTPUT_DIR/chrome_history.db.tmp" "SELECT \"[\" || group_concat(json_object('timestamp', last_visit_time, 'description', title, 'href', url)) || \"]\" FROM urls;" > "$OUTPUT_DIR/chrome_history.json"
     jq < "$(dirname "${2:-$default}")"/Bookmarks '.roots.other.children[] | {href: .url, description: .name, timestamp: .date_added}' > "$OUTPUT_DIR/chrome_bookmarks.json"
     
-    rm "$DATA_DIR"/output/sources/chrome_history.db.*
+    rm "$OUTPUT_DIR"/chrome_history.db.*
     echo "Chrome history exported to:"
-    echo "    output/sources/chrome_history.json"
+    echo "    $OUTPUT_DIR/chrome_history.json"
 fi
 
 if [[ "$1" == "--firefox" ]]; then
@@ -35,10 +46,10 @@ if [[ "$1" == "--firefox" ]]; then
     sqlite3 "$OUTPUT_DIR/firefox_history.db.tmp" "SELECT \"[\" || group_concat(json_object('timestamp', last_visit_date, 'description', title, 'href', url)) || \"]\" FROM moz_places;" > "$OUTPUT_DIR/firefox_history.json"
     sqlite3 "$OUTPUT_DIR/firefox_history.db.tmp" "SELECT \"[\" || group_concat(json_object('timestamp', b.dateAdded, 'description', b.title, 'href', f.url)) || \"]\" FROM moz_bookmarks AS b JOIN moz_places AS f ON f.id = b.fk" > "$OUTPUT_DIR/firefox_bookmarks.json"
     
-    rm "$DATA_DIR"/output/sources/firefox_history.db.*
+    rm "$OUTPUT_DIR"/firefox_history.db.*
     echo "Firefox history exported to:"
-    echo "    output/sources/firefox_history.json"
-    echo "    output/sources/firefox_bookmarks.json"
+    echo "    $OUTPUT_DIR/firefox_history.json"
+    echo "    $OUTPUT_DIR/firefox_bookmarks.json"
 fi
 
 if [[ "$1" == "--safari" ]]; then
@@ -54,7 +65,7 @@ if [[ "$1" == "--safari" ]]; then
     
     sqlite3 "$OUTPUT_DIR/safari_history.db.tmp" "select url from history_items" > "$OUTPUT_DIR/safari_history.json"
     
-    rm "$DATA_DIR"/output/sources/safari_history.db.*
+    rm "$OUTPUT_DIR"/safari_history.db.*
     echo "Safari history exported to:"
-    echo "    output/sources/safari_history.json"
+    echo "    $OUTPUT_DIR/safari_history.json"
 fi