Index: invite.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/invite/invite.module,v
retrieving revision 1.9.2.2
diff -u -r1.9.2.2 invite.module
--- invite.module	9 Sep 2006 13:06:48 -0000	1.9.2.2
+++ invite.module	14 Sep 2006 14:22:46 -0000
@@ -232,10 +232,45 @@
                  'callback' => 'invite_delete',
                    'access' => user_access('send invitations'),
                      'type' => MENU_CALLBACK);
+
+    $items[] = array('path' => 'admin/settings/invite',
+                 'callback' => 'invite_hook_settings',
+                    'title' => 'invite',
+                   'access' => user_access('access administration pages'));
   }
   return $items;
 }
 
+// we use this function name so we can port this easier when hook_settings is deprecated
+function invite_hook_settings() {
+  $form['invite_additional_emails'] = array(
+                                 '#type' => 'textfield',
+                                 '#title' => t('Number of invitations'),
+                                 '#maxlength' => 1,
+                                 '#default_value' => variable_get('invite_additional_emails', 1),
+                                 '#description' => t('Enter the number of people you would like to allow users to invite on one form submission. Must be numeric and equal to 1 or more.')
+                               );
+
+  $form['submit'] = array(
+                '#type' => 'submit',
+                '#value' => t('Save Settings')
+              );
+
+  return drupal_get_form('invite_settings_form', $form);
+}
+
+function invite_settings_form_submit($form_id, $form_values) {
+  if(!is_numeric($form_values['invite_additional_emails'])) {
+    form_set_error('invite_additional_emails', t('Please enter a numeric value'));
+  }
+  else if ($form_values['invite_additional_emails'] < 1) {
+    form_set_error('invite_additional_emails', t('Please enter a value greater than or equal to 1'));
+  }
+  else {
+    variable_set('invite_additional_emails', $form_values['invite_additional_emails']);
+  }
+}
+
 /*
 * Implementation of hook_user
 *
@@ -356,16 +391,26 @@
   }
   
   //the invitation form
-  if ($inc < $maximum_invites  || $maximum_invites == 0){
-    $form['invite_form']['email'] = array(
+  if ($inc < $maximum_invites  || $maximum_invites == 0) {
+    $form['invite_form']['email'] = array('#tree' => 1);
+
+    $form['invite_form']['email']['email-0'] = array(
       '#type' => 'textfield',
       '#title' => t('Email'),
-      '#default_value' => '',
-      '#size' => 20,
       '#maxlength' => 64,
+      '#size' => 20,
       '#description' => t('Type the email of the person you would like to invite'),
       '#required' => TRUE,
     );
+    // add additional email invite fields
+    for($x=1;$x<variable_get('invite_additional_emails', 1);$x++) {
+      $form['invite_form']['email']['email-'.$x] = array(
+        '#type' => 'textfield',
+        '#title' => t('Email'),
+        '#maxlength' => 64,
+        '#size' => 20
+      );
+    }
     $form['invite_form']['message'] = array(
       '#type' => 'textarea',
       '#title' => t('Your message'),
@@ -387,19 +432,30 @@
 
 function invite_form_validate($form_id, &$edit) {
   global $user;
-  if (!_invite_check_invited($edit["email"],$user->uid) || !valid_email_address($edit["email"])) {
-    form_set_error("invite_email", t('Email address is not valid!'));
+  foreach($edit['email'] as $key => $email) {
+    if ($email) {
+      if(!valid_email_address($email)) {
+        form_set_error("email][$key", t('Email address is not valid!'));
+      }
+      elseif(!_invite_check_invited($email,$user->uid)) {
+        form_set_error("email][$key", t('The user you are trying to invite has already been invited'));
+      }
+    }
   }
 }
 
 function invite_form_submit($form_id, $edit) {
   global $user;
-  // generate code
-  $code = _invite_create_regcode();
-  //send email
-  if ($success = _invite_send_invite('mail', $user->name, $edit['email'], $code, $edit['message'])) {
-    //update database
-    db_query("INSERT INTO {invite}(email, reg_code, uid, expiry) VALUES ('%s', '%s', %d, %d)",$edit["email"],$code,$user->uid, time()+(variable_get('invite_expiry', 30)*60*60*24));  
+  foreach($edit['email'] as $email) {
+    if($email) {
+      // generate code
+      $code = _invite_create_regcode();
+      //send email
+      if ($success = _invite_send_invite('mail', $user->name, $email, $code, $edit['message'])) {
+        //update database
+        db_query("INSERT INTO {invite}(email, reg_code, uid, expiry) VALUES ('%s', '%s', %d, %d)", $email, $code, $user->uid, time()+(variable_get('invite_expiry', 30)*60*60*24));  
+      }
+    }
   }
 }
 
@@ -429,7 +485,6 @@
   $result = db_query('SELECT * FROM {invite}');
   while ($t = db_fetch_object($result)) {
     if ($t->email == $email){
-      drupal_set_message("The user you are trying to invite has already been invited"); 
       $already_invited = 0;
     }
   }