public function chartDataAction()
{
// Disable layout and viewrenderer
$this->_helper->layout->disableLayout();
$this->_helper->viewRenderer->setNoRender(true);
// Get params
$type = $this->_getParam('type');
$start = $this->_getParam('start');
$offset = $this->_getParam('offset', 0);
$mode = $this->_getParam('mode');
$chunk = $this->_getParam('chunk');
$period = $this->_getParam('period');
$periodCount = $this->_getParam('periodCount', 1);
//$end = $this->_getParam('end');
// Validate chunk/period
if (!$chunk || !in_array($chunk, $this->_periods)) {
$chunk = Zend_Date::DAY;
}
if (!$period || !in_array($period, $this->_periods)) {
$period = Zend_Date::MONTH;
}
if (array_search($chunk, $this->_periods) >= array_search($period, $this->_periods)) {
die('whoops');
return;
}
// Validate start
if ($start && !is_numeric($start)) {
$start = strtotime($start);
}
if (!$start) {
$start = time();
}
// Fixes issues with month view
Zend_Date::setOptions(array('extend_month' => true));
// Get timezone
$timezone = Engine_Api::_()->getApi('settings', 'core')->getSetting('core_locale_timezone', 'GMT');
$viewer = Engine_Api::_()->user()->getViewer();
if ($viewer && $viewer->getIdentity() && !empty($viewer->timezone)) {
$timezone = $viewer->timezone;
}
// Make start fit to period?
$startObject = new Zend_Date($start);
$startObject->setTimezone($timezone);
$partMaps = $this->_periodMap[$period];
foreach ($partMaps as $partType => $partValue) {
$startObject->set($partValue, $partType);
}
// Do offset
if ($offset != 0) {
$startObject->add($offset, $period);
}
// Get end time
$endObject = new Zend_Date($startObject->getTimestamp());
$endObject->setTimezone($timezone);
$endObject->add($periodCount, $period);
$endObject->sub(1, Zend_Date::SECOND);
// Subtract one second
// Get data
$statsTable = Engine_Api::_()->getDbtable('statistics', 'core');
$statsSelect = $statsTable->select()->where('type = ?', $type)->where('date >= ?', gmdate('Y-m-d H:i:s', $startObject->getTimestamp()))->where('date < ?', gmdate('Y-m-d H:i:s', $endObject->getTimestamp()))->order('date ASC');
$rawData = $statsTable->fetchAll($statsSelect);
// Now create data structure
$currentObject = clone $startObject;
$nextObject = clone $startObject;
$data = array();
$dataLabels = array();
$cumulative = 0;
$previous = 0;
do {
$nextObject->add(1, $chunk);
$currentObjectTimestamp = $currentObject->getTimestamp();
$nextObjectTimestamp = $nextObject->getTimestamp();
$data[$currentObjectTimestamp] = $cumulative;
// Get everything that matches
$currentPeriodCount = 0;
foreach ($rawData as $rawDatum) {
$rawDatumDate = strtotime($rawDatum->date);
if ($rawDatumDate >= $currentObjectTimestamp && $rawDatumDate < $nextObjectTimestamp) {
$currentPeriodCount += $rawDatum->value;
}
}
// Now do stuff with it
switch ($mode) {
default:
case 'normal':
$data[$currentObjectTimestamp] = $currentPeriodCount;
break;
case 'cumulative':
$cumulative += $currentPeriodCount;
$data[$currentObjectTimestamp] = $cumulative;
break;
case 'delta':
$data[$currentObjectTimestamp] = $currentPeriodCount - $previous;
$previous = $currentPeriodCount;
break;
}
$currentObject->add(1, $chunk);
} while ($currentObject->getTimestamp() < $endObject->getTimestamp());
// Reprocess label
$labelStrings = array();
$labelDate = new Zend_Date();
foreach ($data as $key => $value) {
$labelDate->set($key);
$labelStrings[] = $this->view->locale()->toDate($labelDate, array('size' => 'short'));
//date('D M d Y', $key);
}
// Let's expand them by 1.1 just for some nice spacing
$minVal = min($data);
$maxVal = max($data);
$minVal = floor($minVal * ($minVal < 0 ? 1.1 : 1 / 1.1) / 10) * 10;
$maxVal = ceil($maxVal * ($maxVal > 0 ? 1.1 : 1 / 1.1) / 10) * 10;
// Remove some labels if there are too many
$xlabelsteps = 1;
if (count($data) > 10) {
$xlabelsteps = ceil(count($data) / 10);
}
// Remove some grid lines if there are too many
$xsteps = 1;
if (count($data) > 100) {
$xsteps = ceil(count($data) / 100);
}
// Create base chart
require_once 'OFC/OFC_Chart.php';
// Make x axis labels
$x_axis_labels = new OFC_Elements_Axis_X_Label_Set();
$x_axis_labels->set_steps($xlabelsteps);
$x_axis_labels->set_labels($labelStrings);
// Make x axis
$labels = new OFC_Elements_Axis_X();
$labels->set_labels($x_axis_labels);
$labels->set_colour("#416b86");
$labels->set_grid_colour("#dddddd");
$labels->set_steps($xsteps);
// Make y axis
$yaxis = new OFC_Elements_Axis_Y();
$yaxis->set_range($minVal, $maxVal);
$yaxis->set_colour("#416b86");
$yaxis->set_grid_colour("#dddddd");
// Make data
$graph = new OFC_Charts_Line();
$graph->set_values(array_values($data));
$graph->set_colour("#5ba1cd");
// Make title
$locale = Zend_Registry::get('Locale');
$translate = Zend_Registry::get('Zend_Translate');
$titleStr = $translate->_('_CORE_ADMIN_STATS_' . strtoupper(trim(preg_replace('/[^a-zA-Z0-9]+/', '_', $type), '_')));
$title = new OFC_Elements_Title($titleStr . ': ' . $this->view->locale()->toDateTime($startObject) . ' to ' . $this->view->locale()->toDateTime($endObject));
$title->set_style("{font-size: 14px;font-weight: bold;margin-bottom: 10px; color: #777777;}");
// Make full chart
$chart = new OFC_Chart();
$chart->set_bg_colour('#ffffff');
$chart->set_x_axis($labels);
$chart->add_y_axis($yaxis);
$chart->add_element($graph);
$chart->set_title($title);
// Send
$this->getResponse()->setBody($chart->toPrettyString());
}
public function toObject()
{
$this->consolidateParameters();
$xAxisLabels = new OFC_Elements_Axis_X_Label_Set();
$xAxisLabels->set_labels($this->labels);
$xAxisLabels->set_size(10);
$xAxisLabels->set_colour('#444444');
$xAxisLabels->set_steps($this->stepsX);
$xAxis = new OFC_Elements_Axis_X();
$xAxis->set_steps($this->stepsX);
$xAxis->set_labels($xAxisLabels);
$xAxis->set_colour('#CCCCCC');
$xAxis->set_grid_colour('#AAAAAA');
$this->chart->set_x_axis($xAxis);
$yAxis = new OFC_Elements_Axis_Y();
$yAxis->set_range($this->min1, $this->max1);
$yAxis->set_colour('#AAAAAA');
$yAxis->set_grid_colour('#AAAAAA');
$yAxis->set_steps($this->stepsY1);
$this->chart->set_y_axis($yAxis);
$yLegend = new OFC_Elements_Legend_Y($this->data1->getName());
//$this->chart->set_y_legend($yLegend); // does not work now
// data 1
$this->chart->add_element($this->createGraph($this->data1));
if ($this->hasTwoDataLines()) {
$yAxisRight = new OFC_Elements_Axis_Y_Right();
$yAxisRight->set_range($this->min2, $this->max2);
$yAxisRight->set_colour('#AAAAAA');
$yAxisRight->set_steps($this->stepsY2);
// $this->chart->set_y_axis_right($yAxisRight);
$this->chart->add_element($this->createGraph($this->data2));
}
return $this->chart;
}