function generateImage($content = '', $store_id = null)
{
$graph = false;
if ($content) {
$graph = $content;
} elseif (isset($_REQUEST['content'])) {
$graph = $_REQUEST['content'];
}
if (!$graph) {
return false;
}
$script_path = $this->config->item('file_root') . 'js/phantomjs/';
$script_name = 'svg.js';
$image = uniqid('graph_') . '.png';
$path = $this->config->item('csv_upload_path');
$cmd = "phantomjs " . $script_path . $script_name . " " . $path . $image . " '" . $graph . "'";
$ex = exec($cmd);
$subfolder = isset($store_id) ? $store_id : '';
return upload_to_amazon_graphImage($image, $path, $subfolder);
}
/**
* Save the graph data in the database so that phantomjs can use it
* to create an image.
*
* @param array $data
* @return String
*/
protected function generateImageThroughPhantomJS($data)
{
$enc_data = $this->db->escape(json_encode($data));
$qStr = "insert into " . $this->_table_cron_graph_data . " set\n id = " . $this->data->report_id . ",\n data = " . $enc_data . "\n ON DUPLICATE KEY update\n data = " . $enc_data . "\n ";
$this->db->query($qStr);
$script_path = $this->config->item('phantomjs');
$script_name = 'rasterize_graph.js';
$image = uniqid('graph_') . '.png';
$path = $this->config->item('csv_upload_path');
$url = site_url("schedule_cron/render_graph/" . $this->data->report_id);
$cmd = 'phantomjs ' . $script_path . $script_name . ' "' . $url . '" ' . $path . $image;
exec($cmd);
return upload_to_amazon_graphImage($image, $path, $this->report_info->store_id);
}
function generateGraphImage($finalData = array(), $hourflag, $title = 'Sticky Charts', $x_axis_format = 'date')
{
$path = $this->config->item('csv_upload_path');
if (isset($finalData['data']) && count($finalData['data']) > 0) {
$DataSet = new pData();
$in = 0;
foreach ($finalData['data'] as $seriesData) {
$in++;
$seriesIndex = 'Serie' . $in;
$DataSet->AddPoint($seriesData['data'], $seriesIndex);
$DataSet->SetSerieName($seriesData['name'], $seriesIndex);
$DataSet->AddSerie($seriesIndex);
//$DataSet->AddPoint(array(23,432,43,153,234),"Serie2");
}
$xAxisArray = array();
$in++;
$seriesIndex = 'Serie' . $in;
$catCount = count($finalData['cat']);
if ($catCount <= 10) {
$DataSet->SetXAxisFormat($x_axis_format);
}
foreach ($finalData['cat'] as $catD) {
if ($catCount > 10) {
$xAxisArray[] = '';
} else {
$xAxisArray[] = strtotime($catD);
}
}
$DataSet->SetYAxisFormat("number");
$DataSet->AddPoint($xAxisArray, $seriesIndex);
$DataSet->SetAbsciseLabelSerie($seriesIndex);
$DataSet->SetYAxisName($finalData['y_title']);
$DataSet->SetXAxisName($finalData['x_title']);
// Initialise the graph
$Test = new pChart(985, 458);
$Test->drawBackground(247, 226, 180);
$Test->setFontProperties(APPPATH . '3rdparty/pchart/Fonts/tahoma.ttf', 8);
$Test->setGraphArea(40, 30, 950, 400);
$Test->drawGraphArea(109, 110, 114, false);
$Test->drawGrid(4, false, 0, 0, 0, 50);
// Draw the 0 line
$Test->setFontProperties(APPPATH . '3rdparty/pchart/Fonts/tahoma.ttf', 6);
// Draw the line graph
$sCount = count($finalData['data']);
if ($sCount > 0) {
for ($m = 0; $m < $sCount; $m++) {
$color = Color_handler::get_next($m);
$rgb = $color->get_rgb();
$Test->setColorPalette($m, $rgb['r'], $rgb['g'], $rgb['b']);
}
}
$Test->drawScale($DataSet->GetData(), $DataSet->GetDataDescription(), SCALE_NORMAL, 0, 0, 0, TRUE, 0, 0, TRUE);
$Test->drawBarGraph($DataSet->GetData(), $DataSet->GetDataDescription());
// Finish the graph
$Test->setFontProperties(APPPATH . '3rdparty/pchart/Fonts/tahoma.ttf', 8);
$Test->setFontProperties(APPPATH . '3rdparty/pchart/Fonts/tahoma.ttf', 10);
$imgName = uniqid('graph_') . '.png';
$Test->Render($path . $imgName);
return upload_to_amazon_graphImage($imgName, $path);
}
}
