KTDocumentViewlets.php
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<?php
/**
*
* KnowledgeTree Community Edition
* Document Management Made Simple
* Copyright (C) 2008 KnowledgeTree Inc.
* Portions copyright The Jam Warehouse Software (Pty) Limited
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 3 as published by the
* Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* You can contact KnowledgeTree Inc., PO Box 7775 #87847, San Francisco,
* California 94120-7775, or email info@knowledgetree.com.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "Powered by
* KnowledgeTree" logo and retain the original copyright notice. If the display of the
* logo is not reasonably feasible for technical reasons, the Appropriate Legal Notices
* must display the words "Powered by KnowledgeTree" and retain the original
* copyright notice.
* Contributor( s): ______________________________________
*
*/
require_once(KT_LIB_DIR . "/actions/documentviewlet.inc.php");
require_once(KT_LIB_DIR . "/workflow/workflowutil.inc.php");
// {{{ KTDocumentDetailsAction
class KTWorkflowViewlet extends KTDocumentViewlet {
var $sName = 'ktcore.viewlets.document.workflow';
function display_viewlet() {
$oKTTemplating =& KTTemplating::getSingleton();
$oTemplate =& $oKTTemplating->loadTemplate("ktcore/document/viewlets/workflow");
if (is_null($oTemplate)) { return ""; }
$oWorkflowState = KTWorkflowState::get($this->oDocument->getWorkflowStateId());
if (PEAR::isError($oWorkflowState)) {
return "";
}
$aDisplayTransitions = array();
$aTransitions = KTWorkflowUtil::getTransitionsForDocumentUser($this->oDocument, $this->oUser);
if (empty($aTransitions)) {
return "";
}
// Check if the document has been checked out
$bIsCheckedOut = $this->oDocument->getIsCheckedOut();
$iId = $this->oDocument->getId();
if($bIsCheckedOut){
// If document is checked out, don't link into the workflow.
$aDisplayTransitions = array();
}else{
foreach ($aTransitions as $oTransition) {
if(is_null($oTransition) || PEAR::isError($oTransition)){
continue;
}
$aDisplayTransitions[] = array(
'url' => KTUtil::ktLink('action.php', 'ktcore.actions.document.workflow', array("fDocumentId" => $iId, "action" => "quicktransition", "fTransitionId" => $oTransition->getId())),
'name' => $oTransition->getName(),
);
}
}
//Retreive the comment for the previous transition
$aCommentQuery = array(
"SELECT comment FROM document_transactions
where transaction_namespace='ktcore.transactions.workflow_state_transition'
AND document_id = ?
ORDER BY id DESC LIMIT 1;"
);
$aCommentQuery[] = array($iId);
$aTransitionComments = DBUtil::getResultArray($aCommentQuery);
$oLatestTransitionComment = null;
if(!empty($aTransitionComments))
{
$aRow = $aTransitionComments[0];
$oLatestTransitionComment = $aRow['comment'];
$iCommentPosition = strpos($oLatestTransitionComment,':'); //comment found after first colon in string
if($iCommentPosition>0) //if comment found
{
$oLatestTransitionComment = substr($oLatestTransitionComment, $iCommentPosition+2, (strlen($oLatestTransitionComment)-$iCommentPosition));
}
else //if no comment found - i.e. first state in workflow
{
$oLatestTransitionComment = null;
}
}
$oTemplate->setData(array(
'context' => $this,
'bIsCheckedOut' => $bIsCheckedOut,
'transitions' => $aDisplayTransitions,
'state_name' => $oWorkflowState->getName(),
'comment' => $oLatestTransitionComment,
));
return $oTemplate->render();
}
}
// }}}
?>