contacts php 8.1 changes (#6730)

* Update contacts_vcard.php

* Update vcard.php

* Update contact_edit.php

* Update contact_view.php

* Update contact_phone_edit.php

* Update contact_address_edit.php

* Update contact_addresses.php

* Update contact_addresses_view.php

* Update contact_attachment.php

* Update contact_attachment_edit.php

* Update contact_attachments.php

* Update contact_attachments_view.php

* Update contact_email_edit.php

* Update contact_emails.php

* Update contact_emails_view.php

* Update contact_extensions.php

* Update contact_extensions_view.php

* Update contact_import.php

* Update contact_import_google.php

* Update contact_json.php

* Update contact_note_edit.php

* Update contact_notes.php

* Update contact_notes_view.php

* Update contact_phones.php

* Update contact_phones_view.php

* Update contact_relation_edit.php

* Update contact_emails_view.php

* Update contact_addresses_view.php

* Update contact_relations.php

* Update contact_relations_view.php

* Update contact_setting_edit.php

* Update contact_settings.php

* Update contact_time_edit.php

* Update contact_timer.php

* Update contact_timer_inc.php

* Update contact_times.php

* Update contact_url_edit.php

* Update contact_urls.php

* Update contact_urls_view.php

* Update contact_import.php

* Update contact_import.php

* Update contact_email_edit.php

* Update contact_url_edit.php

* Update contact_relation_edit.php

* Update contact_note_edit.php

* Update contact_setting_edit.php

* Update contact_attachment_edit.php

* Update contact_edit.php

* Update contact_phones_view.php

* Update contact_note_edit.php

* Update contact_attachment_edit.php

* Update contact_phones_view.php

* Update contact_edit.php

* Update contacts.php

* Update contact_edit.php

* Update contact_edit.php

* Update contact_edit.php

* Update contact_edit.php

* Update contact_edit.php

* Update contact_phone_edit.php

* Update contact_addresses.php

* Update contact_addresses_view.php

* Update contact_attachment_edit.php

* Update contact_attachments.php

* Update contact_attachments_view.php

* Update contact_edit.php

* Update contact_email_edit.php

* Update contact_emails.php

* Update contact_emails_view.php

* Update contact_extensions.php

* Update contact_extensions_view.php

* Update contact_import.php

* Update contact_import_google.php

* Update contact_json.php

* Update contact_note_edit.php

* Update contact_notes.php

* Update contact_notes_view.php

* Update contact_phone_edit.php

* Update contact_phones.php

* Update contact_phones_view.php

* Update contact_relations.php

* Update contact_relations_view.php

* Update contact_setting_edit.php

* Update contact_settings.php

* Update contact_time_edit.php

* Update contact_timer.php

* Update contact_timer_inc.php

* Update contact_times.php

* Update contact_url_edit.php

* Update contact_urls.php

* Update contact_urls_view.php

* Update contact_view.php

* Update contacts.php

* Update contacts_vcard.php

resources/classes/vcard.php

@@ -108,13 +108,13 @@ class vcard {
 
 		$vcard_address_type_values = array('work','home','dom','intl','postal','parcel','pref');
 		foreach ($vcard_address_type_values as $vcard_address_type_value) {
-			if ($this->data[$vcard_address_type_value.'_po_box']
-			|| $this->data[$vcard_address_type_value.'_extended_address']
-			|| $this->data[$vcard_address_type_value.'_address']
-			|| $this->data[$vcard_address_type_value.'_city']
-			|| $this->data[$vcard_address_type_value.'_state']
-			|| $this->data[$vcard_address_type_value.'_postal_code']
-			|| $this->data[$vcard_address_type_value.'_country']) {
+			if (!empty($this->data[$vcard_address_type_value.'_po_box'])
+			|| !empty($this->data[$vcard_address_type_value.'_extended_address'])
+			|| !empty($this->data[$vcard_address_type_value.'_address'])
+			|| !empty($this->data[$vcard_address_type_value.'_city'])
+			|| !empty($this->data[$vcard_address_type_value.'_state'])
+			|| !empty($this->data[$vcard_address_type_value.'_postal_code'])
+			|| !empty($this->data[$vcard_address_type_value.'_country'])) {
 				$this->card .= "ADR;TYPE=".$vcard_address_type_value.":";
 				if (!empty($this->data[$vcard_address_type_value.'_po_box'])) {
 					$this->card .= $this->data[$vcard_address_type_value.'_po_box'].";";