/**
  * Form to ask for the destination of the move, confirmation and permission check.
  */
 public function ConfirmDiscussionMoves($DiscussionID = NULL)
 {
     $Session = Gdn::Session();
     $this->Form = new Gdn_Form();
     $DiscussionModel = new DiscussionModel();
     $this->Title(T('Confirm'));
     if ($DiscussionID) {
         $CheckedDiscussions = (array) $DiscussionID;
         $ClearSelection = FALSE;
     } else {
         $CheckedDiscussions = Gdn::UserModel()->GetAttribute($Session->User->UserID, 'CheckedDiscussions', array());
         if (!is_array($CheckedDiscussions)) {
             $CheckedDiscussions = array();
         }
         $ClearSelection = TRUE;
     }
     $DiscussionIDs = $CheckedDiscussions;
     $CountCheckedDiscussions = count($DiscussionIDs);
     $this->SetData('CountCheckedDiscussions', $CountCheckedDiscussions);
     // Check for edit permissions on each discussion
     $AllowedDiscussions = array();
     $DiscussionData = $DiscussionModel->SQL->Select('DiscussionID, Name, DateLastComment, CategoryID')->From('Discussion')->WhereIn('DiscussionID', $DiscussionIDs)->Get();
     $DiscussionData = Gdn_DataSet::Index($DiscussionData->ResultArray(), array('DiscussionID'));
     foreach ($DiscussionData as $DiscussionID => $Discussion) {
         $Category = CategoryModel::Categories($Discussion['CategoryID']);
         if ($Category && $Category['PermsDiscussionsEdit']) {
             $AllowedDiscussions[] = $DiscussionID;
         }
     }
     $this->SetData('CountAllowed', count($AllowedDiscussions));
     $CountNotAllowed = $CountCheckedDiscussions - count($AllowedDiscussions);
     $this->SetData('CountNotAllowed', $CountNotAllowed);
     if ($this->Form->AuthenticatedPostBack()) {
         // Retrieve the category id
         $CategoryID = $this->Form->GetFormValue('CategoryID');
         $Category = CategoryModel::Categories($CategoryID);
         $RedirectLink = $this->Form->GetFormValue('RedirectLink');
         // User must have add permission on the target category
         if (!$Category['PermsDiscussionsAdd']) {
             throw ForbiddenException('@' . T('You do not have permission to add discussions to this category.'));
         }
         // Iterate and move.
         foreach ($AllowedDiscussions as $DiscussionID) {
             // Create the shadow redirect.
             if ($RedirectLink) {
                 $Discussion = GetValue($DiscussionID, $DiscussionData);
                 $DiscussionModel->DefineSchema();
                 $MaxNameLength = GetValue('Length', $DiscussionModel->Schema->GetField('Name'));
                 $RedirectDiscussion = array('Name' => SliceString(sprintf(T('Moved: %s'), $Discussion['Name']), $MaxNameLength), 'DateInserted' => $Discussion['DateLastComment'], 'Type' => 'redirect', 'CategoryID' => $Discussion['CategoryID'], 'Body' => FormatString(T('This discussion has been <a href="{url,html}">moved</a>.'), array('url' => DiscussionUrl($Discussion))), 'Format' => 'Html', 'Closed' => TRUE);
                 $RedirectID = $DiscussionModel->Save($RedirectDiscussion);
                 if (!$RedirectID) {
                     $this->Form->SetValidationResults($DiscussionModel->ValidationResults());
                     break;
                 }
             }
             $DiscussionModel->SetField($DiscussionID, 'CategoryID', $CategoryID);
         }
         // Clear selections.
         if ($ClearSelection) {
             Gdn::UserModel()->SaveAttribute($Session->UserID, 'CheckedDiscussions', FALSE);
             ModerationController::InformCheckedDiscussions($this);
         }
         if ($this->Form->ErrorCount() == 0) {
             $this->JsonTarget('', '', 'Refresh');
         }
     }
     $this->Render();
 }
 /**
  * Add a method to the ModerationController to handle merging discussions.
  * @param Gdn_Controller $Sender
  */
 public function ModerationController_MergeDiscussions_Create($Sender)
 {
     $Session = Gdn::Session();
     $Sender->Form = new Gdn_Form();
     $Sender->Title(T('Merge Discussions'));
     $DiscussionModel = new DiscussionModel();
     $CheckedDiscussions = Gdn::UserModel()->GetAttribute($Session->User->UserID, 'CheckedDiscussions', array());
     if (!is_array($CheckedDiscussions)) {
         $CheckedDiscussions = array();
     }
     $DiscussionIDs = $CheckedDiscussions;
     $Sender->SetData('DiscussionIDs', $DiscussionIDs);
     $CountCheckedDiscussions = count($DiscussionIDs);
     $Sender->SetData('CountCheckedDiscussions', $CountCheckedDiscussions);
     $Discussions = $DiscussionModel->SQL->WhereIn('DiscussionID', $DiscussionIDs)->Get('Discussion')->ResultArray();
     $Sender->SetData('Discussions', $Discussions);
     // Perform the merge
     if ($Sender->Form->AuthenticatedPostBack()) {
         // Create a new discussion record
         $MergeDiscussion = FALSE;
         $MergeDiscussionID = $Sender->Form->GetFormValue('MergeDiscussionID');
         foreach ($Discussions as $Discussion) {
             if ($Discussion['DiscussionID'] == $MergeDiscussionID) {
                 $MergeDiscussion = $Discussion;
                 break;
             }
         }
         $RedirectLink = $Sender->Form->GetFormValue('RedirectLink');
         if ($MergeDiscussion) {
             $ErrorCount = 0;
             // Verify that the user has permission to perform the merge.
             $Category = CategoryModel::Categories($MergeDiscussion['CategoryID']);
             if ($Category && !$Category['PermsDiscussionsEdit']) {
                 throw PermissionException('Vanilla.Discussions.Edit');
             }
             $DiscussionModel->DefineSchema();
             $MaxNameLength = GetValue('Length', $DiscussionModel->Schema->GetField('Name'));
             // Assign the comments to the new discussion record
             $DiscussionModel->SQL->Update('Comment')->Set('DiscussionID', $MergeDiscussionID)->WhereIn('DiscussionID', $DiscussionIDs)->Put();
             $CommentModel = new CommentModel();
             foreach ($Discussions as $Discussion) {
                 if ($Discussion['DiscussionID'] == $MergeDiscussionID) {
                     continue;
                 }
                 // Create a comment out of the discussion.
                 $Comment = ArrayTranslate($Discussion, array('Body', 'Format', 'DateInserted', 'InsertUserID', 'InsertIPAddress', 'DateUpdated', 'UpdateUserID', 'UpdateIPAddress', 'Attributes', 'Spam', 'Likes', 'Abuse'));
                 $Comment['DiscussionID'] = $MergeDiscussionID;
                 $CommentModel->Validation->Results(TRUE);
                 $CommentID = $CommentModel->Save($Comment);
                 if ($CommentID) {
                     // Move any attachments (FileUpload plugin awareness)
                     if (class_exists('MediaModel')) {
                         $MediaModel = new MediaModel();
                         $MediaModel->Reassign($Discussion['DiscussionID'], 'discussion', $CommentID, 'comment');
                     }
                     if ($RedirectLink) {
                         // The discussion needs to be changed to a moved link.
                         $RedirectDiscussion = array('Name' => SliceString(sprintf(T('Merged: %s'), $Discussion['Name']), $MaxNameLength), 'Type' => 'redirect', 'Body' => FormatString(T('This discussion has been <a href="{url,html}">merged</a>.'), array('url' => DiscussionUrl($MergeDiscussion))), 'Format' => 'Html');
                         $DiscussionModel->SetField($Discussion['DiscussionID'], $RedirectDiscussion);
                         $CommentModel->UpdateCommentCount($Discussion['DiscussionID']);
                         $CommentModel->RemovePageCache($Discussion['DiscussionID']);
                     } else {
                         // Delete discussion that was merged.
                         $DiscussionModel->Delete($Discussion['DiscussionID']);
                     }
                 } else {
                     $Sender->InformMessage($CommentModel->Validation->ResultsText());
                     $ErrorCount++;
                 }
             }
             // Update counts on all affected discussions.
             $CommentModel->UpdateCommentCount($MergeDiscussionID);
             $CommentModel->RemovePageCache($MergeDiscussionID);
             // Clear selections
             Gdn::UserModel()->SaveAttribute($Session->UserID, 'CheckedDiscussions', FALSE);
             ModerationController::InformCheckedDiscussions($Sender);
             if ($ErrorCount == 0) {
                 $Sender->JsonTarget('', '', 'Refresh');
             }
         }
     }
     $Sender->Render('MergeDiscussions', '', 'plugins/SplitMerge');
 }
 /**
  *
  *
  * @param $Filename
  * @param $Get
  * @return bool|string
  */
 public function filenameRedirect($Filename, $Get)
 {
     trace(['Filename' => $Filename, 'Get' => $Get], 'Testing');
     $Filename = strtolower($Filename);
     array_change_key_case($Get);
     if (!isset(self::$Files[$Filename])) {
         return false;
     }
     $Row = self::$Files[$Filename];
     if (is_callable($Row)) {
         // Use a callback to determine the translation.
         $Row = call_user_func_array($Row, [&$Get]);
     }
     trace($Get, 'New Get');
     // Translate all of the get parameters into new parameters.
     $Vars = array();
     foreach ($Get as $Key => $Value) {
         if (!isset($Row[$Key])) {
             continue;
         }
         $Opts = (array) $Row[$Key];
         if (isset($Opts['Filter'])) {
             // Call the filter function to change the value.
             $R = call_user_func($Opts['Filter'], $Value, $Opts[0]);
             if (is_array($R)) {
                 if (isset($R[0])) {
                     // The filter can change the column name too.
                     $Opts[0] = $R[0];
                     $Value = $R[1];
                 } else {
                     // The filter can return return other variables too.
                     $Vars = array_merge($Vars, $R);
                     $Value = null;
                 }
             } else {
                 $Value = $R;
             }
         }
         if ($Value !== null) {
             $Vars[$Opts[0]] = $Value;
         }
     }
     trace($Vars, 'Translated Arguments');
     // Now let's see what kind of record we have.
     // We'll check the various primary keys in order of importance.
     $Result = false;
     if (isset($Vars['CommentID'])) {
         trace("Looking up comment {$Vars['CommentID']}.");
         $CommentModel = new CommentModel();
         // If a legacy slug is provided (assigned during a merge), attempt to lookup the comment using it
         if (isset($Get['legacy']) && Gdn::Structure()->Table('Comment')->ColumnExists('ForeignID')) {
             $Comment = $CommentModel->GetWhere(['ForeignID' => $Get['legacy'] . '-' . $Vars['CommentID']])->FirstRow();
         } else {
             $Comment = $CommentModel->GetID($Vars['CommentID']);
         }
         if ($Comment) {
             $Result = CommentUrl($Comment, '//');
         }
     } elseif (isset($Vars['DiscussionID'])) {
         trace("Looking up discussion {$Vars['DiscussionID']}.");
         $DiscussionModel = new DiscussionModel();
         $DiscussionID = $Vars['DiscussionID'];
         $Discussion = false;
         if (is_numeric($DiscussionID)) {
             // If a legacy slug is provided (assigned during a merge), attempt to lookup the discussion using it
             if (isset($Get['legacy']) && Gdn::Structure()->Table('Discussion')->ColumnExists('ForeignID')) {
                 $Discussion = $DiscussionModel->GetWhere(['ForeignID' => $Get['legacy'] . '-' . $DiscussionID])->FirstRow();
             } else {
                 $Discussion = $DiscussionModel->GetID($Vars['DiscussionID']);
             }
         } else {
             // This is a slug style discussion ID. Let's see if there is a UrlCode column in the discussion table.
             $DiscussionModel->DefineSchema();
             if ($DiscussionModel->Schema->FieldExists('Discussion', 'UrlCode')) {
                 $Discussion = $DiscussionModel->GetWhere(['UrlCode' => $DiscussionID])->FirstRow();
             }
         }
         if ($Discussion) {
             $Result = DiscussionUrl($Discussion, self::pageNumber($Vars, 'Vanilla.Comments.PerPage'), '//');
         }
     } elseif (isset($Vars['UserID'])) {
         trace("Looking up user {$Vars['UserID']}.");
         $User = Gdn::UserModel()->GetID($Vars['UserID']);
         if ($User) {
             $Result = Url(UserUrl($User), '//');
         }
     } elseif (isset($Vars['TagID'])) {
         $Tag = TagModel::instance()->GetID($Vars['TagID']);
         if ($Tag) {
             $Result = TagUrl($Tag, self::pageNumber($Vars, 'Vanilla.Discussions.PerPage'), '//');
         }
     } elseif (isset($Vars['CategoryID'])) {
         trace("Looking up category {$Vars['CategoryID']}.");
         // If a legacy slug is provided (assigned during a merge), attempt to lookup the category ID based on it
         if (isset($Get['legacy']) && Gdn::Structure()->Table('Category')->ColumnExists('ForeignID')) {
             $CategoryModel = new CategoryModel();
             $Category = $CategoryModel->GetWhere(['ForeignID' => $Get['legacy'] . '-' . $Vars['CategoryID']])->FirstRow();
         } else {
             $Category = CategoryModel::Categories($Vars['CategoryID']);
         }
         if ($Category) {
             $Result = categoryUrl($Category, self::pageNumber($Vars, 'Vanilla.Discussions.PerPage'), '//');
         }
     } elseif (isset($Vars['CategoryCode'])) {
         trace("Looking up category {$Vars['CategoryCode']}.");
         $category = CategoryModel::instance()->getByCode($Vars['CategoryCode']);
         if ($category) {
             $pageNumber = self::pageNumber($Vars, 'Vanilla.Discussions.PerPage');
             if ($pageNumber > 1) {
                 $pageParam = '?Page=' . $pageNumber;
             } else {
                 $pageParam = null;
             }
             $Result = categoryUrl($category, '', '//') . $pageParam;
         }
     }
     return $Result;
 }