mirror of
https://git.code.sf.net/p/seeddms/code
synced 2024-11-26 23:42:11 +00:00
226 lines
7.3 KiB
PHP
226 lines
7.3 KiB
PHP
<?php
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/**
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* Implementation of access restricitions
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*
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* @category DMS
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* @package SeedDMS
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* @license GPL 2
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* @version @version@
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* @author Uwe Steinmann <uwe@steinmann.cx>
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* @copyright Copyright (C) 2010-2012 Uwe Steinmann
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* @version Release: @package_version@
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*/
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/**
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* Class to check certain access restrictions
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*
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* @category DMS
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* @package SeedDMS
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* @author Uwe Steinmann <uwe@steinmann.cx>
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* @copyright Copyright (C) 2010-2012 Uwe Steinmann
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* @version Release: @package_version@
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*/
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class SeedDMS_AccessOperation {
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/**
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* @var object $obj object being accessed
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* @access protected
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*/
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private $obj;
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/**
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* @var object $user user requesting the access
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* @access protected
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*/
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private $user;
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/**
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* @var object $settings SeedDMS Settings
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* @access protected
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*/
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private $settings;
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function __construct($obj, $user, $settings) { /* {{{ */
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$this->obj = $obj;
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$this->user = $user;
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$this->settings = $settings;
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} /* }}} */
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/**
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* Check if removal of version is allowed
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*
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* This check can only be done for documents. Removal of versions is
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* only allowed if this is turned on in the settings and there are
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* at least 2 versions avaiable. Everybody with write access on the
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* document may delete versions. The admin may even delete a version
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* even if is disallowed in the settings.
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*/
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function mayRemoveVersion() { /* {{{ */
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if(get_class($this->obj) == 'SeedDMS_Core_Document') {
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$versions = $this->obj->getContent();
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if ((($this->settings->_enableVersionDeletion && ($this->obj->getAccessMode($this->user) == M_ALL)) || $this->user->isAdmin() ) && (count($versions) > 1)) {
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return true;
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}
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}
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return false;
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} /* }}} */
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/**
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* Check if document status may be overwritten
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*
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* This check can only be done for documents. Overwriting the document
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* status is
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* only allowed if this is turned on in the settings and the current
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* status is either 'releaѕed' or 'obsoleted'.
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* The admin may even modify the status
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* even if is disallowed in the settings.
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*/
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function mayOverwriteStatus() { /* {{{ */
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if(get_class($this->obj) == 'SeedDMS_Core_Document') {
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$latestContent = $this->obj->getLatestContent();
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$status = $latestContent->getStatus();
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if ((($this->settings->_enableVersionModification && ($this->obj->getAccessMode($this->user) == M_ALL)) || $this->user->isAdmin()) && ($status["status"]==S_RELEASED || $status["status"]==S_OBSOLETE )) {
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return true;
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}
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}
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return false;
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} /* }}} */
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/**
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* Check if reviewers/approvers may be edited
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*
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* This check can only be done for documents. Overwriting the document
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* reviewers/approvers is only allowed if version modification is turned on
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* in the settings and the document is in 'draft review' status. The
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* admin may even set reviewers/approvers if is disallowed in the
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* settings.
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*/
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function maySetReviewersApprovers() { /* {{{ */
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if(get_class($this->obj) == 'SeedDMS_Core_Document') {
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$latestContent = $this->obj->getLatestContent();
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$status = $latestContent->getStatus();
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if ((($this->settings->_enableVersionModification && ($this->obj->getAccessMode($this->user) == M_ALL)) || $this->user->isAdmin()) && ($status["status"]==S_DRAFT_REV)) {
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return true;
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}
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}
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return false;
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} /* }}} */
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/**
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* Check if workflow may be edited
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*
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* This check can only be done for documents. Overwriting the document
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* workflow is only allowed if version modification is turned on
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* in the settings and the document is in it's initial status. The
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* admin may even set the workflow if is disallowed in the
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* settings.
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*/
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function maySetWorkflow() { /* {{{ */
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if(get_class($this->obj) == 'SeedDMS_Core_Document') {
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$latestContent = $this->obj->getLatestContent();
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$workflow = $latestContent->getWorkflow();
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if ((($this->settings->_enableVersionModification && ($this->obj->getAccessMode($this->user) == M_ALL)) || $this->user->isAdmin()) && (!$workflow || ($workflow->getInitState()->getID() == $latestContent->getWorkflowState()->getID()))) {
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return true;
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}
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}
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return false;
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} /* }}} */
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/**
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* Check if expiration date may be set
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*
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* This check can only be done for documents. Setting the documents
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* expiration date is only allowed if version modification is turned on in
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* the settings and the document has not been obsoleted.
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* The admin may set the expiration date even if is
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* disallowed in the settings.
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*/
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function maySetExpires() { /* {{{ */
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if(get_class($this->obj) == 'SeedDMS_Core_Document') {
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$latestContent = $this->obj->getLatestContent();
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$status = $latestContent->getStatus();
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if ((($this->settings->_enableVersionModification && ($this->obj->getAccessMode($this->user) == M_ALL)) || $this->user->isAdmin()) && ($status["status"]!=S_OBSOLETE)) {
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return true;
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}
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}
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return false;
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} /* }}} */
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/**
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* Check if comment may be edited
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*
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* This check can only be done for documents. Setting the documents
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* comment date is only allowed if version modification is turned on in
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* the settings and the document has not been obsoleted.
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* The admin may set the comment even if is
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* disallowed in the settings.
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*/
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function mayEditComment() { /* {{{ */
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if(get_class($this->obj) == 'SeedDMS_Core_Document') {
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$latestContent = $this->obj->getLatestContent();
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$status = $latestContent->getStatus();
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if ((($this->settings->_enableVersionModification && ($this->obj->getAccessMode($this->user) >= M_READWRITE)) || $this->user->isAdmin()) && ($status["status"]!=S_OBSOLETE)) {
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return true;
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}
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}
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return false;
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} /* }}} */
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/**
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* Check if attributes may be edited
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*
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* Setting the object attributes
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* is only allowed if version modification is turned on in
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* the settings and the document has not been obsoleted.
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* The admin may set the comment even if is
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* disallowed in the settings.
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*/
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function mayEditAttributes() { /* {{{ */
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if(get_class($this->obj) == 'SeedDMS_Core_Document') {
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$latestContent = $this->obj->getLatestContent();
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$status = $latestContent->getStatus();
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$workflow = $latestContent->getWorkflow();
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if ((($this->settings->_enableVersionModification && ($this->obj->getAccessMode($this->user) >= M_READWRITE)) || $this->user->isAdmin()) && ($status["status"]==S_DRAFT_REV || ($workflow && $workflow->getInitState()->getID() == $latestContent->getWorkflowState()->getID()))) {
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return true;
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}
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}
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return false;
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} /* }}} */
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/**
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* Check if document content may be reviewed
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*
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* Reviewing a document content is only allowed if the document was not
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* obsoleted. There are other requirements which are not taken into
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* account here.
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*/
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function mayReview() { /* {{{ */
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if(get_class($this->obj) == 'SeedDMS_Core_Document') {
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$latestContent = $this->obj->getLatestContent();
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$status = $latestContent->getStatus();
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if ($status["status"]!=S_OBSOLETE) {
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return true;
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}
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}
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return false;
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} /* }}} */
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/**
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* Check if document content may be approved
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*
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* Approving a document content is only allowed if the document was not
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* obsoleted. There are other requirements which are not taken into
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* account here.
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*/
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function mayApprove() { /* {{{ */
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if(get_class($this->obj) == 'SeedDMS_Core_Document') {
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$latestContent = $this->obj->getLatestContent();
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$status = $latestContent->getStatus();
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if ($status["status"]!=S_OBSOLETE) {
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return true;
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}
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}
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return false;
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} /* }}} */
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}
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?>
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