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remotecontrol_handle.php
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remotecontrol_handle.php
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<?php
/**
* This class handles all methods of the RemoteControl 2 API
*/
class remotecontrol_handle
{
/**
* @var AdminController
*/
protected $controller;
/**
* Constructor, stores the action instance into this handle class
*
* @access public
* @param AdminController $controller
* @return void
*/
public function __construct(AdminController $controller)
{
$this->controller = $controller;
}
/**
* RPC routine to create a session key.
* Using this function you can create a new XML-RPC/JSON-RPC session key.
* This is mandatory for all following LSRC2 function calls.
* @access public
* @param string $username
* @param string $password
* @return string
*/
public function get_session_key($username, $password)
{
if ($this->_doLogin($username, $password))
{
$this->_jumpStartSession($username);
$sSessionKey = randomChars(32);
$sDatabasetype = Yii::app()->db->getDriverName();
$session = new Session;
$session->id = $sSessionKey;
$session->expire = time() + Yii::app()->getConfig('iSessionExpirationTime');
if($sDatabasetype=='pgsql')
$username=new CDbExpression(Yii::app()->db->quoteValueExtended($username, PDO::PARAM_LOB)."::bytea");
if($sDatabasetype=='sqlsrv' || $sDatabasetype=='mssql' || $sDatabasetype=='dblib')
$username=new CDbExpression('CONVERT(VARBINARY(MAX), '.Yii::app()->db->quoteValue($username).')');
$session->data = $username;
$session->save();
return $sSessionKey;
}
else
return array('status' => 'Invalid user name or password');
}
/**
* Closes the RPC session
*
* @access public
* @param string $sSessionKey
* @return string
*/
public function release_session_key($sSessionKey)
{
Session::model()->deleteAllByAttributes(array('id' => $sSessionKey));
$criteria = new CDbCriteria;
$criteria->condition = 'expire < ' . time();
Session::model()->deleteAll($criteria);
return 'OK';
}
/**
* RPC Routine to get settings.
*
* @access public
* @param string $sSessionKey Auth Credentials
* @param string $sSetttingName Name of the setting to get
* @return string The requested value
*/
public function get_site_settings($sSessionKey,$sSetttingName)
{
if ($this->_checkSessionKey($sSessionKey))
{
if(Permission::model()->hasGlobalPermission('superadmin','read'))
{
if (Yii::app()->getConfig($sSetttingName) !== false)
return Yii::app()->getConfig($sSetttingName);
else
return array('status' => 'Invalid setting');
}
else
return array('status' => 'Invalid setting');
}
else
return array('status' => 'Invalid session key');
}
/* Survey specific functions */
/**
* RPC Routine to add an empty survey with minimum details.
* Used as a placeholder for importing groups and/or questions.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param int $iSurveyID The desired ID of the Survey to add
* @param string $sSurveyTitle Title of the new Survey
* @param string $sSurveyLanguage Default language of the Survey
* @param string $sformat Question appearance format
* @return array|string|int
*/
public function add_survey($sSessionKey, $iSurveyID, $sSurveyTitle, $sSurveyLanguage, $sformat = 'G')
{
Yii::app()->loadHelper("surveytranslator");
if ($this->_checkSessionKey($sSessionKey))
{
if (Permission::model()->hasGlobalPermission('surveys','create'))
{
if( $sSurveyTitle=='' || $sSurveyLanguage=='' || !array_key_exists($sSurveyLanguage,getLanguageDataRestricted()) || !in_array($sformat, array('A','G','S')))
return array('status' => 'Faulty parameters');
$aInsertData = array('template' => 'default',
'owner_id' => Yii::app()->session['loginID'],
'active' => 'N',
'language'=>$sSurveyLanguage,
'format' => $sformat
);
if (!is_null($iSurveyID))
$aInsertData['wishSID'] = $iSurveyID;
try
{
$iNewSurveyid = Survey::model()->insertNewSurvey($aInsertData);
if (!$iNewSurveyid)
return array('status' => 'Creation Failed');
$sTitle = html_entity_decode($sSurveyTitle, ENT_QUOTES, "UTF-8");
$aInsertData = array(
'surveyls_survey_id' => $iNewSurveyid,
'surveyls_title' => $sTitle,
'surveyls_language' => $sSurveyLanguage,
);
$langsettings = new SurveyLanguageSetting;
$langsettings->insertNewSurvey($aInsertData);
Permission::model()->giveAllSurveyPermissions(Yii::app()->session['loginID'], $iNewSurveyid);
return (int)$iNewSurveyid;
}
catch(Exception $e)
{
return array('status' => $e->getmessage());
}
}
else
return array('status' => 'No permission');
}
else
return array('status' => 'Invalid session key');
}
/**
* RPC Routine to delete a survey.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param int $iSurveyID The ID of the Survey to be deleted
* @return array Returns Status
*/
public function delete_survey($sSessionKey, $iSurveyID)
{
if ($this->_checkSessionKey($sSessionKey))
{
if (Permission::model()->hasSurveyPermission($iSurveyID, 'survey', 'delete'))
{
Survey::model()->deleteSurvey($iSurveyID,true);
return array('status' => 'OK');
}
else
return array('status' => 'No permission');
}
else
return array('status' => 'Invalid session key');
}
/**
* RPC Routine to import a survey - imports lss,csv,xls or survey zip archive.
*
* @access public
* @param string $sSessionKey Auth Credentials
* @param string $sImportData String containing the BASE 64 encoded data of a lss, csv, txt or survey lsa archive
* @param string $sImportDataType lss, csv, txt or lsa
* @param string $sNewSurveyName The optional new name of the survey
* @param integer $DestSurveyID This is the new ID of the survey - if already used a random one will be taken instead
* @return array|integer iSurveyID - ID of the new survey
*/
public function import_survey($sSessionKey, $sImportData, $sImportDataType, $sNewSurveyName=NULL, $DestSurveyID=NULL)
{
if ($this->_checkSessionKey($sSessionKey))
{
if (Permission::model()->hasGlobalPermission('surveys','create'))
{
if (!in_array($sImportDataType,array('lsa','csv','txt','lss'))) return array('status' => 'Invalid extension');
Yii::app()->loadHelper('admin/import');
// First save the data to a temporary file
$sFullFilePath = Yii::app()->getConfig('tempdir') . DIRECTORY_SEPARATOR . randomChars(40).'.'.$sImportDataType;
file_put_contents($sFullFilePath,base64_decode(chunk_split($sImportData)));
$aImportResults = importSurveyFile($sFullFilePath, true, $sNewSurveyName, $DestSurveyID);
unlink($sFullFilePath);
if (isset($aImportResults['error']) && $aImportResults['error']) return array('status' => 'Error: '.$aImportResults['error']);
else
{
return (int)$aImportResults['newsid'];
}
}
else
return array('status' => 'No permission');
}
else
return array('status' => 'Invalid session key');
}
/**
* RPC Routine to get survey properties.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param int $iSurveyID The id of the Survey to be checked
* @param array $aSurveySettings The properties to get
* @return array
*/
public function get_survey_properties($sSessionKey,$iSurveyID, $aSurveySettings)
{
Yii::app()->loadHelper("surveytranslator");
if ($this->_checkSessionKey($sSessionKey))
{
$oSurvey = Survey::model()->findByPk($iSurveyID);
if (!isset($oSurvey))
{
return array('status' => 'Error: Invalid survey ID');
}
if (Permission::model()->hasSurveyPermission($iSurveyID, 'surveysettings', 'read'))
{
$aBasicDestinationFields=Survey::model()->tableSchema->columnNames;
$aSurveySettings=array_intersect($aSurveySettings,$aBasicDestinationFields);
if (empty($aSurveySettings))
return array('status' => 'No valid Data');
$aResult = array();
foreach($aSurveySettings as $sPropertyName)
{
$aResult[$sPropertyName]=$oSurvey->$sPropertyName;
}
return $aResult;
}
else
return array('status' => 'No permission');
}
else
return array('status' => 'Invalid Session key');
}
/**
* RPC Routine to set survey properties.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param integer $iSurveyID - ID of the Survey
* @param array|struct $aSurveyData - An array with the particular fieldnames as keys and their values to set on that particular Survey
* @return array Of succeeded and failed nodifications according to internal validation
*/
public function set_survey_properties($sSessionKey, $iSurveyID, $aSurveyData)
{
if ($this->_checkSessionKey($sSessionKey))
{
$oSurvey=Survey::model()->findByPk($iSurveyID);
if (is_null($oSurvey))
{
return array('status' => 'Error: Invalid survey ID');
}
if (Permission::model()->hasSurveyPermission($iSurveyID, 'surveysettings', 'update'))
{
// Remove fields that may not be modified
unset($aSurveyData['sid']);
unset($aSurveyData['owner_id']);
unset($aSurveyData['active']);
unset($aSurveyData['language']);
unset($aSurveyData['additional_languages']);
// Remove invalid fields
$aDestinationFields=array_flip(Survey::model()->tableSchema->columnNames);
$aSurveyData=array_intersect_key($aSurveyData,$aDestinationFields);
$oSurvey=Survey::model()->findByPk($iSurveyID);
$aBasicAttributes = $oSurvey->getAttributes();
$aResult = array();
if ($oSurvey->active=='Y')
{
// remove all fields that may not be changed when a survey is active
unset($aSurveyData['anonymized']);
unset($aSurveyData['datestamp']);
unset($aSurveyData['savetimings']);
unset($aSurveyData['ipaddr']);
unset($aSurveyData['refurl']);
}
if (empty($aSurveyData))
return array('status' => 'No valid Data');
foreach($aSurveyData as $sFieldName=>$sValue)
{
$oSurvey->$sFieldName=$sValue;
try
{
$bSaveResult=$oSurvey->save(); // save the change to database
//unset the value if it fails, so as to prevent future fails
$aResult[$sFieldName]=$bSaveResult;
if (!$bSaveResult)
$oSurvey->$sFieldName=$aBasicAttributes[$sFieldName];
}
catch(Exception $e)
{
//unset the value that caused the exception
$oSurvey->$sFieldName=$aBasicAttributes[$sFieldName];
}
}
return $aResult;
}
else
return array('status' => 'No permission');
}
else
return array('status' => 'Invalid Session key');
}
/**
* RPC Routine that launches a newly created survey.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param int $iSurveyID The ID of the Survey to be activated
* @return array The result of the activation
*/
public function activate_survey($sSessionKey, $iSurveyID)
{
if ($this->_checkSessionKey($sSessionKey))
{
$oSurvey=Survey::model()->findByPk($iSurveyID);
if (is_null($oSurvey))
return array('status' => 'Error: Invalid survey ID');
if (Permission::model()->hasSurveyPermission($iSurveyID, 'surveyactivation', 'update'))
{
Yii::app()->loadHelper('admin/activate');
$aActivateResults = activateSurvey($iSurveyID);
if (isset($aActivateResults['error'])) return array('status' => 'Error: '.$aActivateResults['error']);
else
{
return $aActivateResults;
}
}
else
return array('status' => 'No permission');
}
else
return array('status' => 'Invalid session key');
}
/**
* RPC routine to export statistics of a survey to a user.
* Returns string - base64 encoding of the statistics.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param int $iSurveyID ID of the Survey
* @param string $docType Type of documents the exported statistics should be
* @param string $sLanguage Optional language of the survey to use
* @param string $graph Create graph option
* @param int|array $groupIDs An OPTIONAL array (ot a single int) containing the groups we choose to generate statistics from
* @return string Base64 encoded string with the statistics file
*/
public function export_statistics($sSessionKey, $iSurveyID, $docType='pdf', $sLanguage=null, $graph='0', $groupIDs=null)
{
Yii::app()->loadHelper('admin/statistics');
$tempdir = Yii::app()->getConfig("tempdir");
if (!$this->_checkSessionKey($sSessionKey)) return array('status' => 'Invalid session key');
$oSurvey = Survey::model()->findByPk($iSurveyID);
if (!isset($oSurvey))
return array('status' => 'Error: Invalid survey ID');;
if (!Permission::model()->hasSurveyPermission($iSurveyID, 'statistics', 'read'))
return array('status' => 'Error: No Permission');
$aAdditionalLanguages = array_filter(explode(" ", $oSurvey->additional_languages));
if (is_null($sLanguage)|| !in_array($sLanguage,$aAdditionalLanguages))
$sLanguage = $oSurvey->language;
$oAllQuestions =Question::model()->getQuestionList($iSurveyID, $sLanguage);
if (!isset($oAllQuestions))
return array('status' => 'No available data');
if($groupIDs!=null)
{
if(is_int($groupIDs))
$groupIDs = array($groupIDs);
if(is_array($groupIDs))
{
//check that every value of the array belongs to the survey defined
$aGroups = QuestionGroup::model()->findAllByAttributes(array('sid' => $iSurveyID));
foreach( $aGroups as $group)
$validGroups[] = $group['gid'];
$groupIDs=array_intersect($groupIDs,$validGroups);
if (empty($groupIDs))
return array('status' => 'Error: Invalid group ID');
foreach($oAllQuestions as $key => $aQuestion)
{
if(!in_array($aQuestion['gid'],$groupIDs))
unset($oAllQuestions[$key]);
}
}
else
return array('status' => 'Error: Invalid group ID');
}
if (!isset($oAllQuestions))
return array('status' => 'No available data');
usort($oAllQuestions, 'groupOrderThenQuestionOrder');
$aSummary = createCompleteSGQA($iSurveyID,$oAllQuestions,$sLanguage);
$helper = new statistics_helper();
switch ($docType)
{
case 'pdf':
$sTempFile = $helper->generate_statistics($iSurveyID,$aSummary,$aSummary,$graph,$docType,'F',$sLanguage);
$sResult = file_get_contents($sTempFile);
unlink($sTempFile);
break;
case 'xls':
$sTempFile = $helper->generate_statistics($iSurveyID,$aSummary,$aSummary,'0',$docType, 'F',$sLanguage);
$sResult = file_get_contents($sTempFile);
unlink($sTempFile);
break;
case 'html':
$sResult = $helper->generate_statistics($iSurveyID,$aSummary,$aSummary,'0',$docType, 'DD',$sLanguage);
break;
}
return base64_encode($sResult);
}
/**
* RPC Routine to export submission timeline.
* Returns an array of values (count and period)
*
* @access public
* @param string $sSessionKey Auth credentials
* @param int $iSurveyID ID of the Survey
* @param string $sType (day|hour)
* @param string $dStart
* @param string $dEnd
* @return array On success: The timeline. On failure array with error information
* */
public function export_timeline($sSessionKey, $iSurveyID, $sType, $dStart, $dEnd)
{
if (!$this->_checkSessionKey($sSessionKey)) return array('status' => 'Invalid session key');
if (!in_array($sType, array('day','hour'))) return array('status' => 'Invalid Period');
if (!Permission::model()->hasSurveyPermission($iSurveyID, 'responses', 'read')) return array('status' => 'No permission');
$oSurvey=Survey::model()->findByPk($iSurveyID);
if (is_null($oSurvey)) return array('status' => 'Error: Invalid survey ID');
if (!tableExists('{{survey_' . $iSurveyID . '}}')) return array('status' => 'No available data');
$oResponses = SurveyDynamic::model($iSurveyID)->timeline($sType, $dStart, $dEnd);
if (empty($oResponses)) return array('status' => 'No valid Data');
return $oResponses;
}
/**
* RPC routine to get survey summary, regarding token usage and survey participation.
* Returns the requested value as string.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param int $iSurveyID ID of the Survey to get summary
* @param string $sStatName Name of the summary option - valid values are 'token_count', 'token_invalid', 'token_sent', 'token_opted_out', 'token_completed', 'completed_responses', 'incomplete_responses', 'full_responses' or 'all'
* @return string The requested value or an array of all values when $sStatName = 'all'
*/
public function get_summary($sSessionKey,$iSurveyID, $sStatName)
{
$aPermittedStats = array();
if ($this->_checkSessionKey($sSessionKey))
{
$aPermittedTokenStats = array('token_count',
'token_invalid',
'token_sent',
'token_opted_out',
'token_completed');
$aPermittedSurveyStats = array('completed_responses',
'incomplete_responses',
'full_responses');
$aPermittedStats = array_merge($aPermittedSurveyStats, $aPermittedTokenStats, array('all'));
// Check if survey exists
$oSurvey = Survey::model()->findByPk($iSurveyID);
if (!isset($oSurvey))
return array('status' => 'Invalid surveyid');
if (!in_array($sStatName, $aPermittedStats))
return array('status' => 'Invalid summary key');
//Check permissions to access this survey
if (Permission::model()->hasSurveyPermission($iSurveyID, 'survey', 'read'))
{
$aSummary=array();
if (in_array($sStatName, $aPermittedTokenStats) || $sStatName=='all')
{
if (tableExists('{{tokens_' . $iSurveyID . '}}'))
{
$aTokenSummary = Token::model($iSurveyID)->summary();
if ($aTokenSummary)
{
$aSummary['token_count']=$aTokenSummary['count'];
$aSummary['token_invalid']=$aTokenSummary['invalid'];
$aSummary['token_sent']=$aTokenSummary['sent'];
$aSummary['token_opted_out']=$aTokenSummary['optout'];
$aSummary['token_completed']=$aTokenSummary['completed'];
}
}
elseif ($sStatName!='all')
{
return array('status' => 'No available data');
}
}
if (in_array($sStatName, $aPermittedSurveyStats) || $sStatName=='all')
{
if (tableExists('{{survey_' . $iSurveyID . '}}'))
{
$aSummary['completed_responses']=SurveyDynamic::model($iSurveyID)->count('submitdate is NOT NULL');
$aSummary['incomplete_responses']=SurveyDynamic::model($iSurveyID)->countByAttributes(array('submitdate' => null));
$aSummary['full_responses']=SurveyDynamic::model($iSurveyID)->count();
}
elseif ($sStatName!='all')
{
return array('status' => 'No available data');
}
}
if ($sStatName=='all')
{
return $aSummary;
}
else
{
return $aSummary[$sStatName];
}
}
else
return array('status' => 'No permission');
}
else
return array('status' => 'Invalid session key');
}
/*Survey language specific functions */
/**
* RPC Routine to add a survey language.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param integer $iSurveyID ID of the Survey where a token table will be created for
* @param string $sLanguage A valid language shortcut to add to the current Survey. If the language already exists no error will be given.
* @return array Status=>OK when successfull, otherwise the error description
*/
public function add_language($sSessionKey, $iSurveyID, $sLanguage)
{
if ($this->_checkSessionKey($sSessionKey))
{
$oSurvey=Survey::model()->findByPk($iSurveyID);
if (is_null($oSurvey))
{
return array('status' => 'Error: Invalid survey ID');
}
if (Permission::model()->hasSurveyPermission($iSurveyID, 'surveysettings', 'update'))
{
Yii::app()->loadHelper('surveytranslator');
$aLanguages=getLanguageData();
if(!isset($aLanguages[$sLanguage]))
{
return array('status' => 'Invalid language');
}
$oSurvey=Survey::model()->findByPk($iSurveyID);
if ($sLanguage==$oSurvey->language)
{
return array('status' => 'OK');
}
$aLanguages=$oSurvey->getAdditionalLanguages();
$aLanguages[]=$sLanguage;
$aLanguages=array_unique($aLanguages);
$oSurvey->additional_languages=implode(' ',$aLanguages);
try
{
$oSurvey->save(); // save the change to database
$languagedetails=getLanguageDetails($sLanguage);
$insertdata = array(
'surveyls_survey_id' => $iSurveyID,
'surveyls_language' => $sLanguage,
'surveyls_title' => '',
'surveyls_dateformat' => $languagedetails['dateformat']
);
$setting= new SurveyLanguageSetting;
foreach ($insertdata as $k => $v)
$setting->$k = $v;
$setting->save();
fixLanguageConsistency($iSurveyID,$sLanguage);
return array('status' => 'OK');
}
catch(Exception $e)
{
return array('status' => 'Error');
}
}
else
return array('status' => 'No permission');
}
}
/**
* RPC Routine to delete a survey language.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param integer $iSurveyID ID of the Survey where a token table will be created for
* @param string $sLanguage A valid language shortcut to delete from the current Survey. If the language does not exist in that Survey no error will be given.
* @return array Status=>OK when successfull, otherwise the error description
*/
public function delete_language($sSessionKey, $iSurveyID, $sLanguage)
{
if ($this->_checkSessionKey($sSessionKey))
{
$oSurvey=Survey::model()->findByPk($iSurveyID);
if (is_null($oSurvey))
{
return array('status' => 'Error: Invalid survey ID');
}
if (Permission::model()->hasSurveyPermission($iSurveyID, 'surveysettings', 'update'))
{
Yii::app()->loadHelper('surveytranslator');
$aLanguages=getLanguageData();
if(!isset($aLanguages[$sLanguage]))
{
return array('status' => 'Invalid language');
}
$oSurvey=Survey::model()->findByPk($iSurveyID);
if ($sLanguage==$oSurvey->language)
{
return array('status' => 'Cannot remove base language');
}
$aLanguages=$oSurvey->getAdditionalLanguages();
unset($aLanguages[$sLanguage]);
$oSurvey->additional_languages=implode(' ',$aLanguages);
try
{
$oSurvey->save(); // save the change to database
SurveyLanguageSetting::model()->deleteByPk(array('surveyls_survey_id' => $iSurveyID, 'surveyls_language' => $sLanguage));
cleanLanguagesFromSurvey($iSurveyID,$oSurvey->additional_languages);
return array('status' => 'OK');
}
catch(Exception $e)
{
return array('status' => 'Error');
}
}
else
return array('status' => 'No permission');
}
}
/**
* RPC Routine to get survey language properties.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param int $iSurveyID ID of the Survey
* @param array $aSurveyLocaleSettings Properties to get
* @param string $sLang Language to use
* @return array The requested values
*/
public function get_language_properties($sSessionKey,$iSurveyID, $aSurveyLocaleSettings, $sLang=NULL)
{
Yii::app()->loadHelper("surveytranslator");
if ($this->_checkSessionKey($sSessionKey))
{
$oSurvey = Survey::model()->findByPk($iSurveyID);
if (!isset($oSurvey))
{
return array('status' => 'Error: Invalid survey ID');
}
if (Permission::model()->hasSurveyPermission($iSurveyID, 'surveysettings', 'read'))
{
$aBasicDestinationFields=SurveyLanguageSetting::model()->tableSchema->columnNames;
$aSurveyLocaleSettings=array_intersect($aSurveyLocaleSettings,$aBasicDestinationFields);
if ($sLang == NULL || !array_key_exists($sLang,getLanguageDataRestricted()))
$sLang = $oSurvey->language;
$oSurveyLocale=SurveyLanguageSetting::model()->findByAttributes(array('surveyls_survey_id' => $iSurveyID, 'surveyls_language' => $sLang));
$aResult = array();
if (empty($aSurveyLocaleSettings))
return array('status' => 'No valid Data');
foreach($aSurveyLocaleSettings as $sPropertyName)
{
$aResult[$sPropertyName]=$oSurveyLocale->$sPropertyName;
//$aResult[$sPropertyName]=$aLangAttributes[$sPropertyName];
}
return $aResult;
}
else
return array('status' => 'No permission');
}
else
return array('status' => 'Invalid Session key');
}
/**
* RPC Routine to set survey language properties.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param integer $iSurveyID - ID of the Survey
* @param array|struct $aSurveyLocaleData - An array with the particular fieldnames as keys and their values to set on that particular survey
* @param string $sLanguage - Optional - Language to update - if not give the base language of the particular survey is used
* @return array Status=>OK, when save successful otherwise error text.
*/
public function set_language_properties($sSessionKey, $iSurveyID, $aSurveyLocaleData, $sLanguage=NULL)
{
Yii::app()->loadHelper("surveytranslator");
if ($this->_checkSessionKey($sSessionKey))
{
$oSurvey=Survey::model()->findByPk($iSurveyID);
if (is_null($oSurvey))
{
return array('status' => 'Error: Invalid survey ID');
}
if (is_null($sLanguage))
{
$sLanguage=$oSurvey->language;
}
if (!array_key_exists($sLanguage,getLanguageDataRestricted()))
return array('status' => 'Error: Invalid language');
if (Permission::model()->hasSurveyPermission($iSurveyID, 'surveylocale', 'update'))
{
// Remove fields that may not be modified
unset($aSurveyLocaleData['surveyls_language']);
unset($aSurveyLocaleData['surveyls_survey_id']);
// Remove invalid fields
$aDestinationFields=array_flip(SurveyLanguageSetting::model()->tableSchema->columnNames);
$aSurveyLocaleData=array_intersect_key($aSurveyLocaleData,$aDestinationFields);
$oSurveyLocale = SurveyLanguageSetting::model()->findByPk(array('surveyls_survey_id' => $iSurveyID, 'surveyls_language' => $sLanguage));
$aLangAttributes = $oSurveyLocale->getAttributes();
$aResult = array();
if (empty($aSurveyLocaleData))
return array('status' => 'No valid Data');
foreach($aSurveyLocaleData as $sFieldName=>$sValue)
{
$oSurveyLocale->$sFieldName=$sValue;
try
{
// save the change to database - Every single change alone - to allow for validation to work
$bSaveResult=$oSurveyLocale->save();
$aResult[$sFieldName]=$bSaveResult;
//unset failed values
if (!$bSaveResult)
$oSurveyLocale->$sFieldName=$aLangAttributes[$sFieldName];
}
catch(Exception $e)
{
$oSurveyLocale->$sFieldName=$aLangAttributes[$sFieldName];
}
}
$aResult['status'] = 'OK';
return $aResult;
}
else
return array('status' => 'No permission');
}
else
return array('status' => 'Invalid Session key');
}
/* Group specific functions */
/**
* RPC Routine to add an empty group with minimum details.
* Used as a placeholder for importing questions.
* Returns the groupid of the created group.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param int $iSurveyID ID of the Survey to add the group
* @param string $sGroupTitle Name of the group
* @param string $sGroupDescription Optional description of the group
* @return array|int The id of the new group - Or status
*/
public function add_group($sSessionKey, $iSurveyID, $sGroupTitle, $sGroupDescription='')
{
if ($this->_checkSessionKey($sSessionKey))
{
if (Permission::model()->hasSurveyPermission($iSurveyID, 'survey', 'update'))
{
$oSurvey = Survey::model()->findByPk($iSurveyID);
if (!isset($oSurvey))
return array('status' => 'Error: Invalid survey ID');
if($oSurvey['active']=='Y')
return array('status' => 'Error:Survey is active and not editable');
$oGroup = new QuestionGroup;
$oGroup->sid = $iSurveyID;
$oGroup->group_name = $sGroupTitle;
$oGroup->description = $sGroupDescription;
$oGroup->group_order = getMaxGroupOrder($iSurveyID);
$oGroup->language = Survey::model()->findByPk($iSurveyID)->language;
if($oGroup->save())
return (int)$oGroup->gid;
else
return array('status' => 'Creation Failed');
}
else
return array('status' => 'No permission');
}
else
return array('status' => 'Invalid Session Key');
}
/**
* RPC Routine to delete a group of a survey .
* Returns the id of the deleted group.
*
* @access public
* @param string $sSessionKey Auth credentials
* @param int $iSurveyID ID of the Survey that the group belongs
* @param int $iGroupID ID of the group to delete
* @return array|int The ID of the deleted group or status
*/
public function delete_group($sSessionKey, $iSurveyID, $iGroupID)
{
if ($this->_checkSessionKey($sSessionKey))
{
$iSurveyID = sanitize_int($iSurveyID);
$iGroupID = sanitize_int($iGroupID);
$oSurvey = Survey::model()->findByPk($iSurveyID);
if (!isset($oSurvey))
return array('status' => 'Error: Invalid survey ID');
if (Permission::model()->hasSurveyPermission($iSurveyID, 'surveycontent', 'delete'))
{
$oGroup = QuestionGroup::model()->findByAttributes(array('gid' => $iGroupID));
if (!isset($oGroup))
return array('status' => 'Error: Invalid group ID');
if($oSurvey['active']=='Y')
return array('status' => 'Error:Survey is active and not editable');
$depented_on = getGroupDepsForConditions($oGroup->sid,"all",$iGroupID,"by-targgid");
if(isset($depented_on))
return array('status' => 'Group with depencdencies - deletion not allowed');
$iGroupsDeleted = QuestionGroup::deleteWithDependency($iGroupID, $iSurveyID);
if ($iGroupsDeleted === 1)
{
fixSortOrderGroups($iSurveyID);
return (int)$iGroupID;
}
else
return array('status' => 'Group deletion failed');
}
else
return array('status' => 'No permission');
}
else
return array('status' => 'Invalid Session Key');
}
/**
* RPC Routine to import a group - imports lsg,csv
*
* @access public
* @param string $sSessionKey Auth credentials
* @param int $iSurveyID The ID of the Survey that the group will belong
* @param string $sImportData String containing the BASE 64 encoded data of a lsg,csv
* @param string $sImportDataType lsg,csv
* @param string $sNewGroupName Optional new name for the group
* @param string $sNewGroupDescription Optional new description for the group
* @return array|integer iGroupID - ID of the new group or status
*/
public function import_group($sSessionKey, $iSurveyID, $sImportData, $sImportDataType, $sNewGroupName=NULL, $sNewGroupDescription=NULL)
{
if ($this->_checkSessionKey($sSessionKey))
{
$oSurvey = Survey::model()->findByPk($iSurveyID);
if (!isset($oSurvey))
return array('status' => 'Error: Invalid survey ID');
if (Permission::model()->hasSurveyPermission($iSurveyID, 'survey', 'update'))
{
if($oSurvey->getAttribute('active') =='Y')
return array('status' => 'Error:Survey is active and not editable');
if (!in_array($sImportDataType,array('csv','lsg'))) return array('status' => 'Invalid extension');
libxml_use_internal_errors(true);
Yii::app()->loadHelper('admin/import');
// First save the data to a temporary file
$sFullFilePath = Yii::app()->getConfig('tempdir') . DIRECTORY_SEPARATOR . randomChars(40).'.'.$sImportDataType;
file_put_contents($sFullFilePath,base64_decode(chunk_split($sImportData)));
if ( strtolower($sImportDataType)=='lsg')
{
$bOldEntityLoaderState = libxml_disable_entity_loader(true); // @see: http://phpsecurity.readthedocs.io/en/latest/Injection-Attacks.html#xml-external-entity-injection
$sXMLdata = file_get_contents($sFullFilePath);
$xml = @simplexml_load_string($sXMLdata,'SimpleXMLElement',LIBXML_NONET);
if(!$xml)
{
unlink($sFullFilePath);
libxml_disable_entity_loader($bOldEntityLoaderState); // Put back entity loader to its original state, to avoid contagion to other applications on the server
return array('status' => 'Error: Invalid LimeSurvey group structure XML ');
}
$aImportResults = XMLImportGroup($sFullFilePath, $iSurveyID);
}
else
return array('status' => 'Invalid extension'); //just for symmetry!
unlink($sFullFilePath);
if (isset($aImportResults['fatalerror']))
{
libxml_disable_entity_loader($bOldEntityLoaderState); // Put back entity loader to its original state, to avoid contagion to other applications on the server
return array('status' => 'Error: '.$aImportResults['fatalerror']);
}
else
{
$iNewgid = $aImportResults['newgid'];
$oGroup = QuestionGroup::model()->findByAttributes(array('gid' => $iNewgid));
$slang=$oGroup['language'];
if($sNewGroupName!='')
$oGroup->setAttribute('group_name',$sNewGroupName);
if($sNewGroupDescription!='')
$oGroup->setAttribute('description',$sNewGroupDescription);
try
{
$oGroup->save();
}
catch(Exception $e)
{
// no need to throw exception
}
libxml_disable_entity_loader($bOldEntityLoaderState); // Put back entity loader to its original state, to avoid contagion to other applications on the server
return (int)$aImportResults['newgid'];
}
}
else