Add extension.json

Bug: T87901
Change-Id: Iba8dccbf5ec5b303610c89bb82ff13d86dc5883a

ContactPage.php

@@ -15,6 +15,11 @@ if( !defined( 'MEDIAWIKI' ) ) {
 	die( 1 );
 }
 
+/**
+ * This PHP entry point is deprecated. Please use wfLoadExtension() and the extension.json file instead.
+ * See https://www.mediawiki.org/wiki/Manual:Extension_registration for more details.
+ */
+
 // Extension credits that will show up on Special:Version
 $wgExtensionCredits['specialpage'][] = array(
 	'path' => __FILE__,
@@ -64,6 +69,7 @@ $wgContactConfig['default'] = array(
 
 	// The name to be used with SenderEmail.
 	// This will be shown in the recipient's email program
+	// Defaults to "Contact Form on $wgSitename"
 	'SenderName' => 'Contact Form on ' . $wgSitename,
 
 	// If true, users will be required to supply a name and an email address

ContactPage_body.php

@@ -15,6 +15,16 @@
  * @ingroup SpecialPage
  */
 class SpecialContact extends UnlistedSpecialPage {
+
+	/**
+	 * Set default value after registration
+	 */
+	public static function onRegistration() {
+		global $wgContactConfig, $wgSitename;
+		if ( $wgContactConfig['default']['SenderName'] === null ) {
+			$wgContactConfig['default']['SenderName'] = "Contact Form on $wgSitename";
+		}
+	}
 	/**
 	 * Constructor
 	 */

extension.json

@@ -0,0 +1,47 @@
+{
+	"name": "ContactPage",
+	"version": 2.2,
+	"author": [
+		"Daniel Kinzler",
+		"Sam Reed"
+	],
+	"url": "https://www.mediawiki.org/wiki/Extension:ContactPage",
+	"descriptionmsg": "contactpage-desc",
+	"license-name": "GPL-2.0+",
+	"type": "specialpage",
+	"ExtensionMessagesFiles": {
+		"ContactPageAliases": "ContactPage.alias.php"
+	},
+	"MessagesDirs": {
+		"ContactPage": [
+			"i18n"
+		]
+	},
+	"config": {
+		"ContactConfig": {
+			"default": {
+				"RecipientUser": null,
+				"SenderEmail": null,
+				"SenderName": null,
+				"RequireDetails": false,
+				"IncludeIP": false,
+				"AdditionalFields": {
+					"Text": {
+						"label-message": "emailmessage",
+						"type": "textarea",
+						"rows": 20,
+						"cols": 80,
+						"required": true
+					}
+				}
+			}
+		}
+	},
+	"callback": "SpecialContact::onRegistration",
+	"SpecialPages": {
+		"Contact": "SpecialContact"
+	},
+	"AutoloadClasses": {
+		"SpecialContact": "ContactPage_body.php"
+	}
+}