function download_forecast($vaccine = 0, $year = "0", $national = 0, $region = 0, $district = 0)
{
$population = 0;
if ($year == "0") {
$year = date('Y');
}
$title = "";
if ($national > 0) {
$title = "Consumption vs. Forecast at Central Vaccine Store";
$population = regional_populations::getNationalPopulation($year);
}
if ($region > 0) {
$region_object = Regions::getRegion($region);
$title = "Consumption vs. Forecast at " . $region_object->name;
$population = Regional_Populations::getRegionalPopulation($region, $year);
}
if ($district > 0) {
$district_object = Districts::getDistrict($district);
$title = "Consumption vs. Forecast at " . $district_object->name . " District Store";
$population = District_Populations::getDistrictPopulation($district, $year);
}
$population = str_replace(",", "", $population);
$vaccines = Vaccines::getAll_Minified();
$date = date("m/d/Y");
$months_required = array();
$data_buffer = "\n\t\t\t<style>\n\t\t\ttable.data-table {\n\t\t\ttable-layout: fixed;\n\t\t\twidth: 700px;\n\t\t\tborder-collapse:collapse;\n\t\t\tborder:1px solid black;\n\t\t\t}\n\t\t\ttable.data-table td, th {\n\t\t\twidth: 100px;\n\t\t\tborder: 1px solid black;\n\t\t\t}\n\t\t\t.leftie{\n\t\t\t\ttext-align: left !important;\n\t\t\t}\n\t\t\t.center{\n\t\t\t\ttext-align: center !important;\n\t\t\t}\n\t\t\t.right{\n\t\t\t\ttext-align: right !important;\n\t\t\t}\n\t\t\t</style> \n\t\t\t";
$data_buffer .= "<table class='data-table'>";
$data_buffer .= $this->echoTitles();
//Get the start and end dates for all the quarters
$quarter_one_start = date("U", mktime(0, 0, 0, 1, 1, $year));
$quarter_one_end = date("U", mktime(0, 0, 0, 3, 31, $year));
$quarter_two_start = date("U", mktime(0, 0, 0, 4, 1, $year));
$quarter_two_end = date("U", mktime(0, 0, 0, 6, 30, $year));
$quarter_three_start = date("U", mktime(0, 0, 0, 7, 1, $year));
$quarter_three_end = date("U", mktime(0, 0, 0, 9, 30, $year));
$quarter_four_start = date("U", mktime(0, 0, 0, 10, 1, $year));
$quarter_four_end = date("U", mktime(0, 0, 0, 12, 31, $year));
foreach ($vaccines as $vaccine_object) {
$months_of_stock = array();
$now = date('U');
//Get the consumption for each of the quarters
//Set the maximum value
$max_value = 0;
//Get the consumption for each of the quarters
if ($national > 0) {
$quarter_one_consumption = Disbursements::getNationalIssuesTotals($vaccine_object->id, $quarter_one_start, $quarter_one_end);
$quarter_two_consumption = Disbursements::getNationalIssuesTotals($vaccine_object->id, $quarter_two_start, $quarter_two_end);
$quarter_three_consumption = Disbursements::getNationalIssuesTotals($vaccine_object->id, $quarter_three_start, $quarter_three_end);
$quarter_four_consumption = Disbursements::getNationalIssuesTotals($vaccine_object->id, $quarter_four_start, $quarter_four_end);
}
if ($region > 0) {
$quarter_one_consumption = Disbursements::getRegionalIssuesTotals($vaccine_object->id, $quarter_one_start, $quarter_one_end, $region);
$quarter_two_consumption = Disbursements::getRegionalIssuesTotals($vaccine_object->id, $quarter_two_start, $quarter_two_end, $region);
$quarter_three_consumption = Disbursements::getRegionalIssuesTotals($vaccine_object->id, $quarter_three_start, $quarter_three_end, $region);
$quarter_four_consumption = Disbursements::getRegionalIssuesTotals($vaccine_object->id, $quarter_four_start, $quarter_four_end, $region);
}
if ($district > 0) {
$quarter_one_consumption = Disbursements::getDistrictIssuesTotals($district, $vaccine_object->id, $quarter_one_start, $quarter_one_end);
$quarter_two_consumption = Disbursements::getDistrictIssuesTotals($district, $vaccine_object->id, $quarter_two_start, $quarter_two_end);
$quarter_three_consumption = Disbursements::getDistrictIssuesTotals($district, $vaccine_object->id, $quarter_three_start, $quarter_three_end);
$quarter_four_consumption = Disbursements::getDistrictIssuesTotals($district, $vaccine_object->id, $quarter_four_start, $quarter_four_end);
}
$monthly_requirement = ceil($vaccine_object->Doses_Required * $population * $vaccine_object->Wastage_Factor / 12);
$quarterly_consumption = $monthly_requirement * 3;
$data_buffer .= "<tr><td class='leftie'>" . $vaccine_object->Name . "</td><td class='right'>" . number_format($quarterly_consumption) . "</td><td class='right'>" . number_format($quarter_one_consumption) . "</td><td class='right'>" . number_format($quarterly_consumption - $quarter_one_consumption) . "</td><td class='right'>" . number_format($quarter_two_consumption) . "</td><td class='right'>" . number_format($quarterly_consumption - $quarter_two_consumption) . "</td><td class='right'>" . number_format($quarter_three_consumption) . "</td><td class='right'>" . number_format($quarterly_consumption - $quarter_three_consumption) . "</td><td class='right'>" . number_format($quarter_four_consumption) . "</td><td class='right'>" . number_format($quarterly_consumption - $quarter_four_consumption) . "</td></tr>";
}
$data_buffer .= "</table>";
$this->generatePDF($data_buffer, $year, $title);
echo $data_buffer;
}