function array_to_chart($data, $args = false)
{
if (!is_array($args)) {
$args = array();
}
$fields = array('axis_color', 'background_color', 'bar_group_width', 'border_color', 'border_width', 'capitalize_headers', 'category_filter', 'chart', 'chart_div', 'colors', 'custom_headers', 'div_style', 'first_column_numeric', 'format_strings', 'height', 'hide_legend', 'legend_position', 'margins', 'region', 'resolution', 'responsive', 'smooth', 'style_column', 'text_style', 'title', 'tooltips_column', 'tooltips_html', 'width');
$axis_fields = array('baseline', 'color', 'gridlines', 'max', 'min', 'text_position', 'text_style', 'title');
foreach ($axis_fields as $key) {
$fields[] = 'x_axis_' . $key;
$fields[] = 'y_axis_' . $key;
}
foreach ($fields as $key) {
if (array_key_exists($key, $args)) {
${$key} = $args[$key];
} else {
${$key} = false;
}
}
if (!$chart) {
$chart = 'LineChart';
}
if (!$width) {
$width = 1000;
}
//pixels
if (!$height) {
$height = 600;
}
//pixels
if (!$chart_div) {
$chart_div = 'chart_div';
}
foreach (array('text_style', 'x_axis_text_style', 'y_axis_text_style') as $key) {
if (!is_array(${$key})) {
if (${$key}) {
custom_die('Chart function requires ' . $key . ' to be an array.');
}
${$key} = array();
}
}
//more might be added to this later, but for now, categoryFilter is the only type of dashboard-requiring control that this function supports
if ($category_filter) {
$dashboard = true;
} else {
$dashboard = false;
}
$eol = "\n";
//get rid of headers row, if it exists (headers should exist as keys)
if (array_key_exists('headers', $data)) {
unset($data['headers']);
}
//the JavaScript starts here
if (!array_key_exists('jsapi_called', $GLOBALS) || !$GLOBALS['jsapi_called']) {
$script = '<script type="text/javascript" src="https://www.google.com/jsapi"></script>' . $eol;
} else {
$script = '';
//we only need to call it once
}
$script .= '<script type="text/javascript">' . $eol;
//if repsonsive is set to true, make the width/height dependent on screen size
if ($responsive) {
$script .= ' if (screen.width < ' . $width . ') { window.' . $chart_div . '_width = screen.width; } else { window.' . $chart_div . '_width = ' . $width . '};' . $eol;
$script .= ' window.' . $chart_div . '_height = Math.round((window.' . $chart_div . '_width / ' . $width . ') * ' . $height . ');' . $eol;
}
if ($dashboard) {
$script .= 'google.load(\'visualization\', \'1.0\', {\'packages\':[\'controls\']});' . $eol;
} else {
$script .= 'google.load("visualization", "1", {packages:["corechart"]});' . $eol;
}
$script .= 'google.setOnLoadCallback(drawChart);' . $eol;
$script .= 'function drawChart() {' . $eol;
if ($responsive) {
$script .= ' var chart_width = window.' . $chart_div . '_width;' . $eol;
$script .= ' var chart_height = window.' . $chart_div . '_height;' . $eol;
}
$script .= ' var data = new google.visualization.DataTable();' . $eol;
//SET UP COLUMNS
$column_numbers = array();
//we use this later, for formatting
foreach ($data as $row) {
$j = 0;
foreach ($row as $key => $value) {
$column_numbers[$key] = $j;
$j++;
if (is_array($custom_headers) && array_key_exists($key, $custom_headers) && $custom_headers[$key]) {
$header = $custom_headers[$key];
} elseif ($capitalize_headers) {
$header = ucwords($key);
} else {
$header = $key;
}
$label = '\'' . addslashes($header) . '\'';
if ($j == 1) {
if ($first_column_numeric) {
$type = '\'number\'';
} else {
$type = '\'string\'';
}
} elseif ($j == $tooltips_column) {
$type = '{type:\'string\',role:\'tooltip\'';
if ($tooltips_html) {
$type .= ', p:{html:true}';
}
$type .= '}';
} elseif ($j == $style_column) {
$type = '{type:\'string\',role:\'style\'}';
} else {
$type = '\'number\'';
}
$script .= ' data.addColumn(' . $type . ',' . $label . ');' . $eol;
}
break;
}
$script .= ' data.addRows([' . $eol;
//SET UP DATA
$i = 0;
foreach ($data as $row) {
$i++;
//data
$c = '';
$j = 0;
$script .= ' [';
foreach ($row as $key => $value) {
$j++;
if (is_numeric($value)) {
$script .= $c . preg_replace('/[^0-9.-]/', '', $value);
} else {
$script .= $c . '\'' . addslashes($value) . '\'';
}
//add quotes
$c = ',';
}
$script .= '],' . $eol;
}
$script = substr($script, 0, strlen(',' . $eol) * -1);
//get rid of that last comma
$script .= $eol . ' ]);' . $eol;
//generate dashboard
if ($dashboard) {
$script .= ' var dashboard = new google.visualization.Dashboard(document.getElementById(\'' . $chart_div . '_dashboard\'));' . $eol;
}
if ($category_filter) {
if (!is_array($category_filter)) {
return false;
}
//$category_filter must be an array with filterRowIndex and label set
$script .= ' var categoryPicker = new google.visualization.ControlWrapper({' . $eol;
$script .= ' \'controlType\': \'CategoryFilter\',' . $eol;
$script .= ' \'containerId\': \'' . $chart_div . '_filter\',' . $eol;
$script .= ' \'options\': {' . $eol;
$script .= ' \'filterRowIndex\': ' . $category_filter['filterRowIndex'] . ',' . $eol;
$script .= ' \'ui\': {' . $eol;
$script .= ' \'labelStacking\': \'vertical\',' . $eol;
$script .= ' \'label\': \'' . $category_filter['label'] . '\',' . $eol;
$script .= ' \'allowTyping\': false,' . $eol;
$script .= ' \'allowMultiple\': true' . $eol;
$script .= ' }' . $eol;
$script .= ' }' . $eol;
$script .= ' });' . $eol;
}
if (is_array($format_strings)) {
$unique_formats = array();
//first, find all unique format patterns, and which columns they are associated with
foreach ($format_strings as $column => $format) {
if (array_key_exists($column, $column_numbers)) {
//if data column itself exists
$cn = $column_numbers[$column];
if (!array_key_exists($format, $unique_formats)) {
$unique_formats[$format] = array($cn);
} else {
$unique_formats[$format][] = $cn;
}
}
}
$i = 0;
foreach ($unique_formats as $format => $columns) {
$i++;
$script .= ' var formatter_' . $i . ' = new google.visualization.NumberFormat({' . $format . '}); ' . $eol;
//define the format pattern
foreach ($columns as $cn) {
$script .= ' formatter_' . $i . '.format(data, ' . $cn . ');' . $eol;
}
//apply the pattern to all relevant columns
}
}
//SET UP OPTIONS
$options = array();
if ($responsive) {
$options[] = 'width:chart_width';
} elseif ($width) {
$options[] = 'width:' . $width;
}
if ($responsive) {
$options[] = 'height:chart_height';
} elseif ($height) {
$options[] = 'height:' . $height;
}
if ($title) {
$options[] = 'title: \'' . addslashes($title) . '\'';
}
if (array_key_exists('fontName', $text_style) && $text_style['fontName']) {
$options[] = 'fontName: \'' . $text_style['fontName'] . '\'';
}
if (array_key_exists('fontSize', $text_style) && $text_style['fontSize']) {
$options[] = 'fontSize: ' . $text_style['fontSize'];
}
//this should be numeric (pixels)
$axes = array('x_axis' => 'hAxis', 'y_axis' => 'vAxis');
foreach ($axes as $incoming => $outgoing) {
$axis_options = array();
if (${$incoming . '_title'}) {
$axis_options[] = 'title: \'' . addslashes(${$incoming . '_title'}) . '\', titleTextStyle: {fontSize:12,italic:\'false\'}';
}
if (${$incoming . '_baseline'} !== false) {
$axis_options[] = 'baseline: ' . ${$incoming . '_baseline'};
}
if (${$incoming . '_text_position'}) {
$allowed = array('out', 'in', 'none');
if (!in_array(${$incoming . '_text_position'}, $allowed)) {
custom_die('Invalid ' . $incoming . '_text_position selected.');
}
$axis_options[] = 'textPosition: \'' . ${$incoming . '_text_position'} . '\'';
}
$sub_options = array();
if (array_key_exists('fontName', ${$incoming . '_text_style'}) && ${$incoming . '_text_style'}['fontName']) {
$sub_options[] = 'fontName: \'' . ${$incoming . '_text_style'}['fontName'] . '\'';
}
if (array_key_exists('fontSize', ${$incoming . '_text_style'}) && ${$incoming . '_text_style'}['fontSize']) {
$sub_options[] = 'fontSize: ' . ${$incoming . '_text_style'}['fontSize'];
}
//this should be numeric (pixels)
if (array_key_exists('color', ${$incoming . '_text_style'}) && ${$incoming . '_text_style'}['color']) {
$sub_options[] = 'color: \'' . ${$incoming . '_text_style'}['color'] . '\'';
}
if (array_key_exists('bold', ${$incoming . '_text_style'}) && ${$incoming . '_text_style'}['bold']) {
$sub_options[] = 'bold: \'true\'';
} elseif (array_key_exists('bold', ${$incoming . '_text_style'})) {
$sub_options[] = 'bold: \'false\'';
}
if (array_key_exists('italic', ${$incoming . '_text_style'}) && ${$incoming . '_text_style'}['italic']) {
$sub_options[] = 'italic: \'true\'';
} elseif (array_key_exists('italic', ${$incoming . '_text_style'})) {
$sub_options[] = 'italic: \'false\'';
}
if (count($sub_options) > 0) {
$axis_options[] = 'textStyle: {' . implode(', ', $sub_options) . '}';
}
$sub_options = array();
if (${$incoming . '_min'} !== false) {
$sub_options[] = 'min: ' . ${$incoming . '_min'};
}
if (${$incoming . '_max'} !== false) {
$sub_options[] = 'max: ' . ${$incoming . '_max'};
}
if (count($sub_options) > 0) {
$axis_options[] = 'viewWindow: {' . implode(', ', $sub_options) . '}';
}
if (${$incoming . '_color'}) {
$axis_options[] = 'baselineColor: \'' . ${$incoming . '_color'} . '\'';
}
//x_axis_color and y_axis_color
$sub_options = array();
if (${$incoming . '_gridlines'} !== false) {
$sub_options[] = 'count: ' . round(${$incoming . '_gridlines'});
}
if (${$incoming . '_color'}) {
$sub_options[] = 'color: \'' . ${$incoming . '_color'} . '\'';
}
//use axis color for gridlines too
if (count($sub_options) > 0) {
$axis_options[] = 'gridlines: {' . implode(', ', $sub_options) . '}';
}
if (count($axis_options) > 0) {
$options[] = $outgoing . ': {' . implode(', ', $axis_options) . '}';
}
}
$bc_options = array();
if ($y_axis_title) {
$bc_options[] = 'title: \'' . addslashes($y_axis_title) . '\', titleTextStyle: {fontSize:12,italic:\'false\'}';
}
if ($background_color) {
$bc_options[] = 'fill: \'' . $background_color . '\'';
}
if ($border_color) {
$bc_options[] = 'stroke: \'' . $border_color . '\'';
}
if ($border_width) {
$bc_options[] = 'strokeWidth: \'' . $border_width . '\'';
}
if (count($bc_options) > 0) {
$options[] = 'backgroundColor: {' . implode(', ', $bc_options) . '}';
}
if ($region) {
$options[] = 'region: \'' . $region . '\'';
}
//only works on geo charts
if ($resolution) {
$options[] = 'resolution: \'' . $resolution . '\'';
}
//only works on geo charts
if ($smooth) {
$options[] = 'curveType: \'function\'';
}
//only works on line charts
if ($bar_group_width) {
$options[] = 'bar: {groupWidth: \'' . $bar_group_width . '\'}';
}
if (is_array($colors)) {
$color_option = 'colors:[';
$c = '';
foreach ($colors as $color) {
$color_option .= $c . '\'' . $color . '\'';
$c = ',';
}
$color_option .= ']';
if ($chart == 'GeoChart') {
$color_option = 'colorAxis: {' . $color_option . '}';
}
$options[] = $color_option;
}
if ($hide_legend) {
$options[] = 'legend:\'none\'';
} else {
$legend_options = array();
if ($legend_position) {
$legend_options[] = 'position:\'' . $legend_position . '\'';
}
if (count($legend_options) > 0) {
$options[] = 'legend: {' . implode(', ', $legend_options) . '}';
}
}
if (is_numeric($margins)) {
$margins = array($margins, $margins, $margins, $margins);
}
//if a single value, set it for all 4 sides
if (is_array($margins) && count($margins) == 4) {
list($top, $right, $bottom, $left) = $margins;
$chartarea = array();
$chartarea['top'] = $top;
$chartarea['left'] = $left;
$chartarea['width'] = $width - $left - $right;
$chartarea['height'] = $height - $top - $bottom;
foreach ($chartarea as $key => $value) {
$chartarea[$key] = $key . ':' . $value;
}
$options[] = 'chartArea: {' . implode(',', $chartarea) . '}';
}
if ($tooltips_html) {
$options[] = 'tooltip:{isHtml:true}';
}
$script .= ' var options = {' . implode(',', $options) . '};' . $eol;
if ($dashboard) {
$script .= ' var chart = new google.visualization.ChartWrapper({' . $eol;
$script .= ' \'chartType\': \'' . $chart . '\',' . $eol;
$script .= ' \'containerId\': \'' . $chart_div . '\',' . $eol;
$script .= ' \'options\': options' . $eol;
$script .= ' });' . $eol;
if ($category_filter) {
$script .= ' dashboard.bind(categoryPicker, chart);' . $eol;
}
$script .= ' dashboard.draw(data);' . $eol;
} else {
$script .= ' var chart = new google.visualization.' . $chart . '(document.getElementById(\'' . $chart_div . '\'));' . $eol;
$script .= ' chart.draw(data, options);' . $eol;
}
$script .= '}' . $eol;
$script .= '</script>' . $eol;
$div = '' . $eol;
if ($dashboard) {
$div .= '<div id="' . $chart_div . '_dashboard">' . $eol;
}
if ($responsive) {
$div_width = 300;
} else {
$div_width = $width;
}
$div .= '<div id="' . $chart_div . '" style="width:' . $div_width . 'px;height:' . $height . 'px;' . $div_style . '"></div> ' . $eol;
if ($category_filter) {
$div .= '<div id="' . $chart_div . '_filter"></div>' . $eol;
}
if ($dashboard) {
$div .= '</div>' . $eol;
}
if ($responsive) {
//resize the div itself (with JavaScript)
$div .= '<script type="text/javascript">' . $eol;
$div .= ' var new_width = window.' . $chart_div . '_width + \'px\';' . $eol;
$div .= ' var new_height = window.' . $chart_div . '_height + \'px\';' . $eol;
$div .= ' document.getElementById(\'' . $chart_div . '\').style.width = new_width;' . $eol;
$div .= ' document.getElementById(\'' . $chart_div . '\').style.height = new_height;' . $eol;
$div .= '</script>' . $eol;
}
$html = '<html>' . $eol;
$html .= '<head>' . $eol;
$html .= $script;
$html .= '</head>' . $eol;
$html .= '<body>' . $eol;
$html .= $div;
$html .= '</body>' . $eol;
$html .= '</html>' . $eol;
return array('script' => $script, 'div' => $div, 'html' => $html);
}
display_message('error_nocross', $message);
$errflag = true;
}
}
// Check for required php extensions
$extensionArr = array('curl', 'gettext', 'gd', 'openssl', 'mbstring');
foreach ($extensionArr as $ext) {
if (!extension_loaded($ext)) {
$message = "The <em>" . $ext . "</em> extension is <strong>NOT</strong> loaded.\n <a href='../doc/_build/html/common-errors.html#extension-is-not-loaded'>Click here to read how to fix this.</a>";
display_message('error_nocross', $message);
$errflag = true;
}
}
// we die here and not before so we have display of several errors
if ($errflag) {
custom_die();
} else {
$message = 'Everything is good on your server. You can install eLabFTW :)';
display_message('info_nocross', $message);
}
?>
<h3>Configuration</h3>
<!-- MYSQL -->
<form action='install.php' method='post'>
<fieldset>
<legend><strong>MySQL</strong></legend>
<p>MySQL is the database that will store everything. eLabFTW need to connect to it with a username/password. This is <strong>NOT</strong> your account with which you'll use eLabFTW. If you followed the installation instructions, you should have created a database <em>elabftw</em> with a user <em>elabftw</em> that have all the rights on it.</p>
<p>
<label for='db_host'>Host for mysql database:</label><br />
function tsv_to_array($file, $args = array())
{
//key => default
$fields = array('header_row' => true, 'remove_header_row' => true, 'trim_headers' => true, 'trim_values' => true, 'debug' => false, 'lb' => "\n", 'tab' => "\t");
foreach ($fields as $key => $default) {
if (array_key_exists($key, $args)) {
${$key} = $args[$key];
} else {
${$key} = $default;
}
}
if (!file_exists($file)) {
if ($debug) {
$error = 'File does not exist: ' . htmlspecialchars($file) . '.';
} else {
$error = 'File does not exist.';
}
custom_die($error);
}
if ($debug) {
echo '<p>Opening ' . htmlspecialchars($file) . '…</p>';
}
$data = array();
if (($handle = fopen($file, 'r')) !== false) {
$contents = fread($handle, filesize($file));
fclose($handle);
} else {
custom_die('There was an error opening the file.');
}
$lines = explode($lb, $contents);
if ($debug) {
echo '<p>Reading ' . count($lines) . ' lines…</p>';
}
$row = 0;
foreach ($lines as $line) {
$row++;
if ($header_row && $row == 1) {
$data['headers'] = array();
} else {
$data[$row] = array();
}
$values = explode($tab, $line);
foreach ($values as $c => $value) {
if ($header_row && $row == 1) {
//if this is part of the header row
if (in_array($value, $data['headers'])) {
custom_die('There are duplicate values in the header row: ' . htmlspecialchars($value) . '.');
} else {
if ($trim_headers) {
$value = trim($value);
}
$data['headers'][$c] = $value . '';
//the .'' makes sure it's a string
}
} elseif ($header_row) {
//if this isn't part of the header row, but there is a header row
$key = $data['headers'][$c];
if ($trim_values) {
$value = trim($value);
}
$data[$row][$key] = $value;
} else {
//if there's not a header row at all
$data[$row][$c] = $value;
}
}
}
if ($remove_header_row) {
unset($data['headers']);
}
if ($debug) {
echo '<pre>' . print_r($data, true) . '</pre>';
}
return $data;
}