function db_GetValues($siteCode, $variableCode, $beginTime, $endTime, $methods)
{
$ci =& get_instance();
$validMethods = array();
//for every method, query the values
$retVal = "<values>";
foreach ($methods as $method) {
//values shown in output
$valuesShownForMethod = 0;
//locate the file
$methodCode = $method["MethodID"];
$methodDescription = $method["MethodDescription"];
//locate start row, end row
$methodInfo = db_getMethodInfo($methodDescription);
$beginRow = 0;
if (isset($beginTime) && $beginTime != "") {
$queryBeginYear = substr($beginTime, 0, 4);
$queryBeginMonth = substr($beginTime, 5, 2);
$beginRow = ($queryBeginYear - $methodInfo["beginYear"]) * 12 + ($queryBeginMonth - $methodInfo["beginMonth"]);
$queryBeginDay = substr($beginTime, 8, 2);
if ($queryBeginDay > 14) {
$beginRow = $beginRow + 1;
}
}
$endRow = 12 * 300;
if (isset($endTime) && $endTime != "") {
$queryEndYear = substr($endTime, 0, 4);
$queryEndMonth = substr($endTime, 5, 2);
$endRow = ($queryEndYear - $methodInfo["beginYear"]) * 12 + ($queryEndMonth - $methodInfo["beginMonth"]);
//check for day (db times are for 14th of the month)
$queryEndDay = substr($endTime, 8, 2);
if ($queryEndDay < 14) {
$endRow = $endRow - 1;
}
}
//this needs to be changed on the server!
$filepath = GetFilePath() . $siteCode . '/' . $siteCode . '-' . $methodDescription . '.csv';
if (file_exists($filepath)) {
$txt_file = file_get_contents($filepath);
$rows = explode("\n", $txt_file);
$rownum = 0;
foreach ($rows as $row) {
if ($rownum >= $beginRow && $rownum <= $endRow) {
$row_data = explode(',', $row);
if (count($row_data) > 1) {
$datetime = substr($row_data[0], 0, -1);
$retVal .= '<value censorCode="nc" dateTime="' . $datetime . '"';
$retVal .= ' timeOffset="' . '0' . '" dateTimeUTC="' . $datetime . '"';
$retVal .= ' methodCode="' . $methodCode . '" ';
$retVal .= ' sourceCode="1" qualityControlLevelCode="1" ';
$dv = $row_data[1];
$retVal .= ">" . $dv . "</value>";
$valuesShownForMethod++;
}
}
$rownum++;
}
}
if ($valuesShownForMethod > 0) {
array_push($validMethods, $method);
}
}
$retVal .= db_GetQualityControlLevelByID(1);
foreach ($validMethods as $method) {
$methodID = $method["MethodID"];
$retVal .= '<method methodID="' . $methodID . '"><methodCode>' . $methodID . "</methodCode>";
$retVal .= "<methodDescription>" . $method["MethodDescription"] . "</methodDescription>";
$retVal .= "<methodLink>Unknown</methodLink>";
$retVal .= "</method>";
}
$retVal .= db_GetSourceByID(1);
$retVal .= "<censorCode><censorCode>nc</censorCode><censorCodeDescription>not censored</censorCodeDescription></censorCode>";
$retVal .= "</values>";
return $retVal;
}
function db_GetValues_MultipleSeries($siteID, $variableID, $arrMethod, $arrSource, $arrQC, $beginTime, $endTime)
{
$ci =& get_instance();
$samples_table = get_table_name('Samples');
$ci->db->select("d.LocalDateTime, d.UTCOffset, d.DateTimeUTC, d.MethodID, d.SourceID, d.QualityControlLevelID, d.DataValue, s.LabSampleCode");
$ci->db->join($samples_table . " s", "d.SampleID = s.SampleID", "LEFT");
$ci->db->where("d.SiteID", $siteID);
$ci->db->where("d.VariableID", $variableID);
$ci->db->order_by("d.LocalDateTime");
if (isset($beginTime) && $beginTime != "" && (isset($endTime) && $endTime != "")) {
$ci->db->where("d.LocalDateTime >=", $beginTime);
$ci->db->where("d.LocalDateTime <=", $endTime);
}
$result = $ci->db->get(get_table_name('DataValues') . " d");
if (!$result) {
die("<p>Error in executing the SQL query " . $ci->db->last_query() . ": " . $ci->db->_error_message() . "</p>");
}
$retVal = "<values>";
//$metadata = 'methodCode="' . $methodID . '" sourceCode="' . $sourceID . '" qualityControlLevelCode="' . $qcID . '"';
foreach ($result->result_array() as $row) {
$retVal .= '<value censorCode="nc" dateTime="' . $row["LocalDateTime"] . '"';
$retVal .= ' timeOffset="' . $row["UTCOffset"] . '" dateTimeUTC="' . $row["DateTimeUTC"] . '"';
$retVal .= ' methodCode="' . $row["MethodID"] . '" ';
$retVal .= ' sourceCode="' . $row["SourceID"] . '" ';
$retVal .= $row['LabSampleCode'] != '' ? 'labSampleCode="' . $row['LabSampleCode'] . '"' : '';
$retVal .= ' qualityControlLevelCode="' . $row["QualityControlLevelID"] . '" ';
$retVal .= ">" . $row["DataValue"] . "</value>";
}
foreach ($arrQC as $row) {
$retVal .= db_GetQualityControlLevelByID($row);
}
foreach ($arrMethod as $row) {
$retVal .= db_GetMethodByID($row);
}
foreach ($arrSource as $row) {
$retVal .= db_GetSourceByID($row);
}
$retVal .= "<censorCode><censorCode>nc</censorCode><censorCodeDescription>not censored</censorCodeDescription></censorCode>";
$retVal .= "</values>";
return $retVal;
}
