Avoid PHP error if ics calendar cannot be reached

.github/workflows/build-deploy.yml

@@ -50,11 +50,11 @@ jobs:
  contents: write
  needs: build
  steps:
+ - uses: actions/checkout@v4
  - name: fail on fork
  if: github.repository_owner != 'verdigado'
  run: exit 1
 
- - uses: actions/checkout@v4
  - name: Echo debug
  run: |
  echo "sunflower-${{ github.ref_name }}.zip"

.gitignore

@@ -9,5 +9,5 @@ documentation/
 build/
 assets/vndr/
 .favorites.json
-.vscode/settings.json
+.vscode
 pa11y.json

functions/icalimport.php

@@ -190,8 +190,10 @@ function sunflower_import_icals( $force = false ) {
  continue;
  }
 
- $response = sunflower_icalimport( $url, $auto_categories );
- $ids_from_remote = array_merge( $ids_from_remote, $response[0] );
+ $response = sunflower_icalimport( $url, $auto_categories );
+ if ( !empty( $response ) ) {
+ $ids_from_remote = array_merge( $ids_from_remote, $response[0] );
+ }
  }
 
  $deleted_on_remote = array_diff( sunflower_get_events_having_uid(), $ids_from_remote );