windows: 修复 iso 里面文件大小写引起的引导问题

1. iso 里面的 boot 文件夹字母不是全小写，导致用 grub-install --boot-directory=/os/boot 安装后无法从 boot 文件夹读取模块
2. iso 里面的 boot bootmgr 的 boot 大小写不一致导致没有复制 bootmgr

fixes #568

reinstall.sh

@@ -486,10 +486,11 @@ fix_file_type() {
         -e 's/[,;#]//g' \
         -e 's/^[[:space:]]*//' \
         -e 's/(POSIX|Unicode|UTF-8|ASCII)//gi' \
-        -e 's/DOS\/MBR boot sector/raw/i' \
-        -e 's/x86 boot sector/raw/i' \
-        -e 's/Zstandard/zstd/i' \
-        -e 's/Windows imaging \(WIM\) image/wim/i' |
+        -e 's/^DOS\/MBR boot sector/raw/i' \
+        -e 's/^x86 boot sector/raw/i' \
+        -e 's/^Zstandard/zstd/i' \
+        -e 's/^UDF/iso/i' \
+        -e 's/^Windows imaging \(WIM\) image/wim/i' |
         awk '{print $1}' | to_lower
 }
 
@@ -1686,18 +1687,20 @@ Continue with DD?
             fi
         done
 
-        # 对于同一行有多个成功匹配，grep -m1 无效
-        iso=$(curl -L "https://fnnas.com/download$([ "$basearch" = aarch64 ] && echo -arm)" |
-            grep -o 'https://[^"]*\.iso' | head -1 | grep .)
+        if [ -z "$iso" ]; then
+            # 对于同一行有多个成功匹配，grep -m1 无效
+            iso=$(curl -L "https://fnnas.com/download$([ "$basearch" = aarch64 ] && echo -arm)" |
+                grep -o 'https://[^"]*\.iso' | head -1 | grep .)
 
-        # curl 7.82.0+
-        # curl -L --json '{"url":"'$iso'"}' https://www.fnnas.com/api/download-sign
+            # curl 7.82.0+
+            # curl -L --json '{"url":"'$iso'"}' https://www.fnnas.com/api/download-sign
 
-        iso=$(curl -L \
-            -d '{"url":"'$iso'"}' \
-            -H 'Content-Type: application/json' \
-            https://www.fnnas.com/api/download-sign |
-            grep -o 'https://[^"]*')
+            iso=$(curl -L \
+                -d '{"url":"'$iso'"}' \
+                -H 'Content-Type: application/json' \
+                https://www.fnnas.com/api/download-sign |
+                grep -o 'https://[^"]*')
+        fi
 
         test_url "$iso" iso
         eval "${step}_iso='$iso'"
@@ -4226,7 +4229,7 @@ remove_exist_reinstall() {
 
             # 删除 reinstall 条目
             if [ -f "$target_cfg" ]; then
-                sed -i "/^$BOOT_ENTEY_START_MARK/,/^$BOOT_ENTEY_END_MARK/d}" "$target_cfg"
+                sed -i "/^$BOOT_ENTEY_START_MARK/,/^$BOOT_ENTEY_END_MARK/d" "$target_cfg"
             fi
 
             # 清除 next entry

trans.sh

@@ -6063,13 +6063,14 @@ install_windows() {
         boot_dir=/os
     fi
 
-    # 复制启动相关的文件
-    # efi 额外复制efi目录
+    # 复制 iso 根目录 boot 开头的文件
     echo 'Copying boot files...'
-    cp -r "$(get_path_in_correct_case /iso/boot)"* $boot_dir
+    find /iso -maxdepth 1 -iname 'boot*' -exec cp -r {} "$boot_dir" \;
+
+    # efi 额外复制 iso 根目录 efi 文件夹
     if is_efi; then
         echo 'Copying efi files...'
-        cp -r "$(get_path_in_correct_case /iso/efi)" $boot_dir
+        find /iso -maxdepth 1 -type d -iname efi -exec cp -r {} "$boot_dir" \;
     fi
 
     # 复制iso全部文件(除了boot.wim)到installer分区
@@ -7185,12 +7186,12 @@ EOF
         # 或者用 ms-sys
         apk add grub-bios
         # efi 下，强制安装 mbr 引导，需要添加 --target i386-pc
-        grub-install --target i386-pc --boot-directory=/os/boot /dev/$xda
-        cat <<EOF >/os/boot/grub/grub.cfg
+        grub-install --target i386-pc --boot-directory="$(get_path_in_correct_case /os/boot)" /dev/$xda
+        cat <<EOF >"$(get_path_in_correct_case /os/boot/grub/grub.cfg)"
             set timeout=5
             menuentry "reinstall" {
                 search --no-floppy --label --set=root os
-                ntldr /bootmgr
+                ntldr /$(cd /os && get_path_in_correct_case bootmgr)
             }
 EOF
     fi