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Incam_SGD/lib/subscriptions/Subscription.inc

372 lines
13 KiB
PHP

<?php
/*
* KnowledgeTree Community Edition
* Document Management Made Simple
* Copyright (C) 2008, 2009 KnowledgeTree Inc.
*
*
* 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 . "/subscriptions/SubscriptionConstants.inc");
require_once(KT_LIB_DIR . "/foldermanagement/Folder.inc");
require_once(KT_LIB_DIR . "/documentmanagement/Document.inc");
require_once(KT_LIB_DIR . "/subscriptions/subscriptions.inc.php");
class Subscription extends KTEntity {
/**
* Primary key
*/
var $iId;
/**
* The ID of the user subscribed to the document
*/
var $iUserID;
/**
* The artefact type
*/
var $iSubscriptionType;
/**
* The ID of the artefact subscribed to
*/
var $iExternalID;
/**
* Whether this subscription is triggered
*/
var $bIsAlerted;
/**
* Whether subfolders should be included
*/
var $bWithSubFolders;
/**
* The subscription database table to use
*/
var $sTableName;
/**
* The subscription content id field name
*/
var $sIdFieldName;
/**
* Creates a new subscription object
*
* @param integer the user ID
* @param integer the external ID
* @param integer the subscription type
* @param bool whether alerted or not
*/
function Subscription($iUserID, $iExternalID, $iSubscriptionType, $bIsAlerted = false) {
global $default;
//id of -1 means that the object has not yet been stored in the database
$this->iId = -1;
$this->iUserID = $iUserID;
$this->iExternalID = $iExternalID;
$this->iSubscriptionType = $iSubscriptionType;
$this->bIsAlerted = $bIsAlerted;
$this->sTableName = Subscription::getTableName($iSubscriptionType);
$this->sIdFieldName = Subscription::getIdFieldName($iSubscriptionType);
}
/**
* Get the primary key of the current subscription object
*
* @return integer primary key of subscription
*/
function getID() {
return $this->iId;
}
/**
* Get the primary key of the subscription content.
*
* @return integer primary key of subscription content.
*/
function getExternalID() {
return $this->iExternalID;
}
/**
* Set the subscription content id
*
* @param integer new subscription content primary key
*/
function setExternalID($iNewValue) {
$this->iExternalID = $iNewValue;
}
/**
* Get the primary key of the user
*
* @return integer primary key of user
*/
function getUserID() {
return $this->iUserID;
}
/**
* Set the user id
*
* @param integer new user primary key
*/
function setUserID($iNewValue) {
$this->iUserID = $iNewValue;
}
/**
* Get the trigger status of this subscription
*
* @return boolean the trigger status of this subscription
*/
function getIsAlerted() {
return $this->bIsAlerted;
}
/**
* Set the trigger status of the subscription
*
* @param boolean new trigger status
*/
function setIsAlerted($iNewValue) {
$this->bIsAlerted = $iNewValue;
}
/**
* Get the depth of the subscription
*
* @return boolean the depth of this subscription
*/
function getWithSubFolders() {
return $this->bWithSubFolders;
}
/**
* Set the depth of the subscription
*
* @param boolean new depth status
*/
function setWithSubFolders($iNewValue) {
$this->bWithSubFolders = $iNewValue;
}
/**
* Returns the display path to the subscription content
*/
function getContentDisplayPath() {
if ($this->iSubscriptionType == SubscriptionConstants::subscriptionType("DocumentSubscription")) {
return Document::getDocumentDisplayPath($this->iExternalID);
} else if ($this->iSubscriptionType == SubscriptionConstants::subscriptionType("FolderSubscription")) {
return Folder::getFolderDisplayPath($this->iExternalID);
}
}
/**
* Returns the link to view the subscription content
*/
function getContentLink() {
// TODO: add subscription icon
if ($this->iSubscriptionType == SubscriptionConstants::subscriptionType("DocumentSubscription")) {
return generateControllerLink("viewDocument", "fDocumentId=$this->iExternalID", Document::getDocumentDisplayPath($this->iExternalID));
} else if ($this->iSubscriptionType == SubscriptionConstants::subscriptionType("FolderSubscription")) {
return generateControllerLink("browse", "fBrowseType=folder&fFolderId=$this->iExternalID", Folder::getFolderDisplayPath($this->iExternalID));
}
}
/**
* Returns the url to the subscription content
*/
function getContentUrl() {
if ($this->iSubscriptionType == SubscriptionConstants::subscriptionType("DocumentSubscription")) {
return generateControllerUrl("viewDocument", "fDocumentId=$this->iExternalID");
} else if ($this->iSubscriptionType == SubscriptionConstants::subscriptionType("FolderSubscription")) {
return generateControllerUrl("browse", "fBrowseType=folder&fFolderId=$this->iExternalID");
}
}
function isValid() {
if ($this->iSubscriptionType == SubscriptionConstants::subscriptionType("DocumentSubscription")) {
return !PEAR::isError(Document::get($this->iExternalID));
} else if ($this->iSubscriptionType == SubscriptionConstants::subscriptionType("FolderSubscription")) {
return !PEAR::isError(Folder::get($this->iExternalID));
}
}
function getAlertLink() {
global $default;
// TODO: add alerted icon
$sViewAlertParams = "fSubscriptionID=" . $this->iId . "&fSubscriptionType=" . $this->iSubscriptionType;
if ($this->iSubscriptionType == SubscriptionConstants::subscriptionType("DocumentSubscription")) {
return generateControllerLink("viewAlert", $sViewAlertParams, "<img src=\"" . imgSrc("widgets/subsc.gif") . "\" border=\"0\"/>&nbsp;" . Document::getDocumentDisplayPath($this->iExternalID));
} else if ($this->iSubscriptionType == SubscriptionConstants::subscriptionType("FolderSubscription")) {
return generateControllerLink("viewAlert", $sViewAlertParams, "<img src=\"" . imgSrc("widgets/subsc.gif") . "\" border=\"0\"/>&nbsp;" . Folder::getFolderDisplayPath($this->iExternalID));
}
}
function getSubscriptionTypeName() {
if ($this->iSubscriptionType == SubscriptionConstants::subscriptionType("DocumentSubscription")) {
return "document";
} else if ($this->iSubscriptionType == SubscriptionConstants::subscriptionType("FolderSubscription")) {
return "folder";
}
}
function _fieldValues () {
$fields = array(
'user_id' => $this->iUserID,
$this->sIdFieldName => $this->iExternalID,
'is_alerted' => KTUtil::anyToBool($this->bIsAlerted),
);
if($this->sIdFieldName == 'folder_id'){
$fields['with_subfolders'] = KTUtil::anyToBool($this->bWithSubFolders);
}
return $fields;
}
function _table () {
return $this->sTableName;
}
/**
* Static function.
* Given a subscription primary key will create a subscription object and populate it with the corresponding
* database values
*
* @param integer primary key of subscription to get
* @param integer the type of subscription
* @return object subscription object on successful retrieval, false otherwise and set $_SESSION["errorMessage"]
*/
function & get($iSubscriptionID, $iSubscriptionType) {
// FIXME this is crack - need to start looking at multiple entities here.
$sQuery = "SELECT * FROM " . Subscription::getTableName($iSubscriptionType) . " WHERE id = ?";/*ok*/
$aParams = array($iSubscriptionID);
$res = DBUtil::getOneResult(array($sQuery, $aParams));
if (PEAR::isError($res)) {
return false; // return $res;
}
if (empty($res)) {
return false; // return PEAR::raiseError(_kt('No such Subscription ID'))
}
$oSubscription = new Subscription($res["user_id"],
$res[Subscription::getIdFieldName($iSubscriptionType)],
$iSubscriptionType,
$res["is_alerted"]);
$oSubscription->iId = $iSubscriptionID;
return $oSubscription;
}
/**
* Static function.
* Given a subscription's values will create a subscription object and populate it with the corresponding
* primary key
*
* @param integer the user ID
* @param integer the external ID
* @param integer the type of subscription
* @return object subscription object on successful retrieval, false otherwise and set $_SESSION["errorMessage"]
*/
function getByIDs($iUserID, $iExternalID, $iSubscriptionType) {
$sQuery = "SELECT * FROM " . Subscription::getTableName($iSubscriptionType) . " WHERE " . Subscription::getIdFieldName($iSubscriptionType) . " = ? AND user_id = ?";
$aParams = array($iExternalID, $iUserID);
$res = DBUtil::getOneResult(array($sQuery, $aParams));
if (PEAR::isError($res)) {
return false; // return $res;
}
if (empty($res)) {
return false; // return PEAR::raiseError(_kt('No such Subscription ID'))
}
$oSubscription = new Subscription($res["user_id"],
$res[Subscription::getIdFieldName($iSubscriptionType)],
$iSubscriptionType,
$res["is_alerted"]);
$oSubscription->iId = $res['id'];
return $oSubscription;
}
/**
* Checks if a given subscription already exists using the external and user ids
*
* @param integer the user ID
* @param integer the external ID
* @param integer the subscription type
* @return true if the document subscription exists, false otherwise
*/
function exists($iUserID, $iExternalID, $iSubscriptionType) {
$sQuery = "SELECT count(*) AS `subcount` FROM " . Subscription::getTableName($iSubscriptionType) . " WHERE " . Subscription::getIdFieldName($iSubscriptionType) . " = ? AND user_id = ?";
$aParams = array($iExternalID, $iUserID);
$res = DBUtil::getOneResultKey(array($sQuery, $aParams), 'subcount');
if (PEAR::isError($res)) {
return false;
} else {
return ($res == 1);
}
}
/**
* Returns the correct table name for the subscription type
*
* @param integer the subscription type
* @return string the subscription table name to use
*/
function getTableName($iSubscriptionType) {
global $default;
if ($iSubscriptionType == SubscriptionConstants::subscriptionType("DocumentSubscription")) {
return $default->document_subscriptions_table;
} else if($iSubscriptionType == SubscriptionConstants::subscriptionType("FolderSubscription")) {
return $default->folder_subscriptions_table;
}
}
/**
* Returns the correct id field name for the subscription type
*
* @param integer the subscription type
* @return string the subscription id field name to use
*/
function getIdFieldName($iSubscriptionType) {
if ($iSubscriptionType == SubscriptionEvent::subTypes("Document")) {
return "document_id";
} else if($iSubscriptionType == SubscriptionEvent::subTypes("Folder")) {
return "folder_id";
}
}
}
?>