fix: implement nag patching for pc and mobile web (#193)

Co-authored-by: Meliox <na>

src/NagScreen/patches/01-proxmoxlib-js-nagscreen.patch

@@ -1 +1,42 @@
-gain
+--- /usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js	2026-05-26 16:26:59.000000000 +0200
++++ /usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js	2026-06-10 21:12:31.349760790 +0200
+@@ -599,37 +599,8 @@
+             Ext.Msg.alert(gettext('Error'), res.htmlStatus || res.result.message),
+ 
+         checked_command: function (orig_cmd) {
+-            Proxmox.Utils.API2Request({
+-                url: '/nodes/localhost/subscription',
+-                method: 'GET',
+-                failure: function (response, opts) {
+-                    Ext.Msg.alert(gettext('Error'), response.htmlStatus);
+-                },
+-                success: function (response, opts) {
+-                    let res = response.result;
+-                    if (
+-                        res === null ||
+-                        res === undefined ||
+-                        !res ||
+-                        res.data.status.toLowerCase() !== 'active'
+-                    ) {
+-                        Ext.Msg.show({
+-                            title: gettext('No valid subscription'),
+-                            icon: Ext.Msg.WARNING,
+-                            message: Proxmox.Utils.getNoSubKeyHtml(res.data.url),
+-                            buttons: Ext.Msg.OK,
+-                            callback: function (btn) {
+-                                if (btn !== 'ok') {
+-                                    return;
+-                                }
+-                                orig_cmd();
+-                            },
+-                        });
+-                    } else {
+-                        orig_cmd();
+-                    }
+-                },
+-            });
++            // disable subscription nag screen
++            orig_cmd();
+         },
+ 
+         assemble_field_data: function (values, data) {

src/NagScreen/patches/02-index-html-tpl-mobilenag.patch

@@ -0,0 +1,26 @@
+--- /usr/share/pve-yew-mobile-gui/index.html.tpl	2026-06-10 21:39:42.012286927 +0200
++++ /usr/share/pve-yew-mobile-gui/index.html.tpl	2026-06-10 21:40:47.815781830 +0200
+@@ -59,3 +59,23 @@
+ </body>
+ 
+ </html>
++<!-- MANAGED BLOCK FOR MOBILE NAG -->
++<script>
++  function removeSubscriptionElements() {
++    document.querySelectorAll('dialog.pwt-outer-dialog').forEach(dialog => {
++      if ((dialog.textContent || '').toLowerCase().includes('subscription')) {
++        dialog.remove();
++      }
++    });
++    document.querySelectorAll('.pwt-card.pwt-p-2.pwt-d-flex.pwt-interactive.pwt-justify-content-center').forEach(card => {
++      if (!card.querySelector('button') && (card.textContent || '').toLowerCase().includes('subscription')) {
++        card.remove();
++      }
++    });
++  }
++  const observer = new MutationObserver(removeSubscriptionElements);
++  observer.observe(document.body, { childList: true, subtree: true });
++  removeSubscriptionElements();
++  setInterval(removeSubscriptionElements, 300);
++  setTimeout(() => { observer.disconnect(); }, 10000);
++</script>

src/NagScreen/patches/patches.list

@@ -2,3 +2,4 @@
 # Format: <patch-file> [section.key=value]
 
 01-proxmoxlib-js-nagscreen.patch
+02-index-html-tpl-mobilenag.patch

src/NagScreen/patches/post-apply.sh

@@ -1,26 +1,9 @@
 #!/usr/bin/env bash
 # post-apply hook for the nag_screen mod.
 # Runs after nag_screen patches are applied. Provided env: MOD_CONF, STASH_DIR,
-# CONFD_DIR. Replaces the minified proxmoxlib with a symlink to the patched
-# unminified copy so the browser serves the patched code. The original minified
-# file is stashed (it is a non-patch binary replacement, so `patch -R` cannot
-# restore it). Exit codes: 0 = no change, 100 = changed, other = error.
+# CONFD_DIR. Requests a pveproxy restart so the patched UI is served.
+# Exit codes: 0 = no change, 100 = changed (restart pveproxy), other = error.
 
 set -u
 
-PROXMOXLIB_JS="/usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js"
-PROXMOXLIB_MIN_JS="/usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.min.js"
-STASH_DIR="${STASH_DIR:-/var/lib/pve-mod/backup}"
-
-if [[ ! -L "$PROXMOXLIB_MIN_JS" ]]; then
-    mkdir -p "$STASH_DIR"
-    if [[ -f "$PROXMOXLIB_MIN_JS" ]]; then
-        mv "$PROXMOXLIB_MIN_JS" \
-            "$STASH_DIR/proxmoxlib.min.js.$(date +%Y%m%d_%H%M%S)" 2>/dev/null || true
-    fi
-    ln -sf "$PROXMOXLIB_JS" "$PROXMOXLIB_MIN_JS"
-    echo "[pve-mod] Symlinked proxmoxlib.min.js -> proxmoxlib.js"
-    exit 100
-fi
-
-exit 0
+exit 100

src/NagScreen/patches/post-revert.sh

@@ -1,23 +1,9 @@
 #!/usr/bin/env bash
 # post-revert hook for the nag_screen mod.
 # Runs before nag_screen patches are reverted. Provided env: MOD_CONF,
-# STASH_DIR, CONFD_DIR. Removes the min.js symlink and restores the original
-# minified file from the stash. Exit codes: 0 = no change, 100 = changed.
+# STASH_DIR, CONFD_DIR. Requests a pveproxy restart so the original UI is served.
+# Exit codes: 0 = no change, 100 = changed (restart pveproxy), other = error.
 
 set -u
 
-PROXMOXLIB_MIN_JS="/usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.min.js"
-STASH_DIR="${STASH_DIR:-/var/lib/pve-mod/backup}"
-
-if [[ -L "$PROXMOXLIB_MIN_JS" ]]; then
-    rm -f "$PROXMOXLIB_MIN_JS"
-    latest=$(find "$STASH_DIR" -name "proxmoxlib.min.js.*" -type f -printf '%T+ %p\n' 2>/dev/null \
-        | sort -r | head -n1 | awk '{print $2}')
-    if [[ -n "$latest" ]]; then
-        cp "$latest" "$PROXMOXLIB_MIN_JS"
-        echo "[pve-mod] Restored proxmoxlib.min.js from stash"
-    fi
-    exit 100
-fi
-
-exit 0
+exit 100