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<?php
include_once 'definition.php';
define("TEMP_FOLDER", "admin/survey/modules/mod_vizualizacija/temp");
define("SCRIPT_FOLDER", "admin/survey/modules/mod_vizualizacija/R/app");
class SurveyVizualizacija{
var $anketa; # id ankete
var $db_table = '';
function __construct($anketa){
global $site_url;
// Ce imamo anketo, smo v status->ul evealvacija
if ((int)$anketa > 0){
$this->anketa = $anketa;
# polovimo vrsto tabel (aktivne / neaktivne)
SurveyInfo :: getInstance()->SurveyInit($this->anketa);
$this->db_table = SurveyInfo::getInstance()->getSurveyArchiveDBString();
}
}
// Prikazemo vsebino zavihka v analizah
public function display(){
// Zenkrat iframe aplikacije na zunanjem strezniku
//echo '<iframe src="https://1kadsa.shinyapps.io/vizual/" style="width:80%; height:800px; border:1px #c8e3f8 solid;"></iframe>';
echo '<div id="shiny_iframe" style="width:80%; height:800px; border:1px #c8e3f8 solid;"></div>';
echo '<script>
window.onload = function() {
var iframe = document.createElement(\'iframe\');
iframe.src = "https://1kadsa.shinyapps.io/vizual/";
$(\'#shiny_iframe\').html(iframe);
$(iframe).css({
"width": "100%",
"height": "100%"
});
};
</script>';
// Zgeneriramo zacasne csv datoteke
$this->prepareCSV();
//$this->execute();
}
// Odpremom popup z vizualizacijo
public function execute(){
global $site_path;
global $site_url;
global $lang;
global $admin_type;
// Zgeneriramo zacasne csv datoteke
$this->prepareCSV();
// Poklicemo R skripto in zgeneriramo pdf
$script = $site_path . SCRIPT_FOLDER . '/Visualize_df.R';
$file_name = 'data_'.$this->anketa.'.csv';
//$out = exec('Rscript '.$script.' '.$file_name.' 2>&1', $output, $return_var);
// Testiranje - izpis errorjev
/*echo '<div>';
echo 'Rscript '.$script;
//echo '<br />'.$out.'<br />';
var_dump($output);
echo '</div>';*/
// Na koncu pobrisemo zacasne datoteke
$this->deleteTemp();
// Ugasnemo skripto:)
die();
}
// Pripravimo zacasne datoteke
private function prepareCSV(){
global $site_path;
$temp_folder = $site_path . TEMP_FOLDER.'/';
// Poskrbimo za datoteko s podatki
$SDF = SurveyDataFile::get_instance();
$SDF->init($this->anketa);
$SDF->prepareFiles();
$_headFileName = $SDF->getHeaderFileName();
$_dataFileName = $SDF->getDataFileName();
if ($_headFileName != null && $_headFileName != '') {
$_HEADERS = unserialize(file_get_contents($_headFileName));
}
else {
echo 'Error! Empty file name!';
}
// Zaenkrat dopuscamo samo status 6 in brez lurkerjev
$status_filter = '('.STATUS_FIELD.' ~ /6|5/)&&('.LURKER_FIELD.'==0)';
$start_sequence = 2;
$end_sequence = $_HEADERS['_settings']['metaSequence']-1;
$field_delimit = ';';
// Filtriramo podatke po statusu in jih zapisemo v temp folder
if (IS_WINDOWS) {
$out = shell_exec('awk -F"|" "BEGIN {{OFS=\",\"} {ORS=\"\n\"}} '.$status_filter.'" '.$_dataFileName.' | cut -d "|" -f '.$start_sequence.'-'.$end_sequence.' >> '.$temp_folder.'/temp_data_'.$this->anketa.'.dat');
}
else {
$out = shell_exec('awk -F"|" \'BEGIN {{OFS=","} {ORS="\n"}} '.$status_filter.'\' '.$_dataFileName.' | cut -d \'|\' -f '.$start_sequence.'-'.$end_sequence.' >> '.$temp_folder.'/temp_data_'.$this->anketa.'.dat');
}
// Ustvarimo koncni CSV
if ($fd = fopen($temp_folder.'/temp_data_'.$this->anketa.'.dat', "r")) {
//$fd2 = fopen($temp_folder.'/data_'.$this->anketa.'.csv', "w");
$fd2 = fopen($temp_folder.'/data.csv', "w");
$convertType = 1; // kateri tip konvertiranja uporabimo
$convertTypes[1] = array('charSet' => 'windows-1250',
'delimit' => ';',
'newLine' => "\n",
'BOMchar' => "\xEF\xBB\xBF");
# dodamo boomchar za utf-8
fwrite($fd2, $convertTypes[$convertType]['BOMchar']);
$output1='';
$output2='';
# naredimo header row
foreach ($_HEADERS AS $spid => $spremenljivka) {
if (isset($spremenljivka['grids'])&&count($spremenljivka['grids']) > 0) {
foreach ($spremenljivka['grids'] AS $gid => $grid) {
foreach ($grid['variables'] AS $vid => $variable ){
if ($spremenljivka['tip'] !== 'sm' && !($variable['variable'] == 'uid' && $variable['naslov'] == 'User ID')){
$output1 .= strip_tags($variable['variable']).$field_delimit;
$output2 .= '"'.strip_tags($variable['naslov']).'"'.$field_delimit;
}
}
}
}
}
fwrite($fd2, $output1."\r\n");
fwrite($fd2, $output2."\r\n");
while ($line = fgets($fd)) {
$temp = array();
$temp = explode('|', $line);
$line = '"' . str_replace(array("\r","\n","\"","|"), array("","","",'";"'), $line) . '"';
// Spremenimo encoding v windows-1250
//$line = iconv("UTF-8","Windows-1250//TRANSLIT", $line);
fwrite($fd2, $line);
fwrite($fd2, "\r\n");
}
fclose($fd2);
}
fclose($fd);
// Na koncu pobrisemo temp datoteke
if (file_exists($temp_folder.'/temp_data_'.$this->anketa.'.dat')) {
unlink($temp_folder.'/temp_data_'.$this->anketa.'.dat');
}
}
// Pobrisemo zacasne datoteke
private function deleteTemp(){
global $site_path;
$temp_folder = $site_path . TEMP_FOLDER.'/';
if (file_exists($temp_folder.'/data_'.$this->anketa.'.csv')) {
unlink($temp_folder.'/data_'.$this->anketa.'.csv');
}
// Pobrisemo zacasno CSV datoteko s podatki - UGASNEMO, KER VCASIH NE DELA:)
if (file_exists($temp_folder.'/evoli.csv')) {
unlink($temp_folder.'/evoli.csv');
}
// Pobrisemo pdf grafe ki so bili vstavljeni v porocilo
$files = glob($site_path . RESULTS_FOLDER . '/part-predmet-slike/*');
foreach($files as $file){
if(is_file($file))
unlink($file);
}
// Pobrisemo še vse ostalo v rezultatih
$files = glob($site_path . RESULTS_FOLDER . '/*');
foreach($files as $file){
if(is_file($file))
unlink($file);
}
}
}
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