Adding upstream version 2.12.1.upstream/2.12.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

2 files changed, 137 insertions, 0 deletions

diff --git a/library/Icinga/Chart/Inline/Inline.php b/library/Icinga/Chart/Inline/Inline.php
new file mode 100644
index 0000000..3acbd73
--- /dev/null
+++ b/library/Icinga/Chart/Inline/Inline.php
@@ -0,0 +1,96 @@
+<?php
+/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Chart\Inline;
+
+/**
+ * Class to render and inline chart directly from the request params.
+ *
+ * When rendering huge amounts of inline charts it is too expensive
+ * to bootstrap the complete application for ever single chart and
+ * we need to be able render Charts in a compact environment without
+ * the other Icinga classes.
+ *
+ * Class Inline
+ * @package Icinga\Chart\Inline
+ */
+class Inline
+{
+
+    /**
+     * The data displayed in this chart
+     *
+     * @var array
+     */
+    protected $data;
+
+    /**
+     * The colors used to display this chart
+     *
+     * @var array
+     */
+    protected $colors = array(
+        '#00FF00', // OK
+        '#FFFF00', // Warning
+        '#FF0000', // Critical
+        '#E066FF'  // Unreachable
+    );
+
+    /**
+     * The labels displayed on this chart
+     *
+     * @var array
+     */
+    protected $labels = array();
+
+    /**
+     * The height in percent
+     *
+     * @var int
+     */
+    protected $height = 100;
+
+    /**
+     * The width in percent
+     *
+     * @var int
+     */
+    protected $width = 100;
+
+    protected function sanitizeStringArray(array $arr)
+    {
+        $sanitized = array();
+        foreach ($arr as $key => $value) {
+            $sanitized[$key] = htmlspecialchars($value);
+        }
+        return $sanitized;
+    }
+
+    /**
+     * Populate the properties from the current request.
+     */
+    public function initFromRequest()
+    {
+        $this->data = explode(',', $_GET['data']);
+        foreach ($this->data as $key => $value) {
+            $this->data[$key] = (int)$value;
+        }
+        for ($i = 0; $i < count($this->data); $i++) {
+            $this->labels[] = '';
+        }
+
+        if (array_key_exists('colors', $_GET)) {
+            $this->colors = $this->sanitizeStringArray(explode(',', $_GET['colors']));
+        }
+        while (count($this->colors) < count($this->data)) {
+            $this->colors[] = '#FEFEFE';
+        }
+
+        if (array_key_exists('width', $_GET)) {
+            $this->width = (int)$_GET['width'];
+        }
+        if (array_key_exists('height', $_GET)) {
+            $this->height = (int)$_GET['height'];
+        }
+    }
+}
diff --git a/library/Icinga/Chart/Inline/PieChart.php b/library/Icinga/Chart/Inline/PieChart.php
new file mode 100644
index 0000000..de68213
--- /dev/null
+++ b/library/Icinga/Chart/Inline/PieChart.php
@@ -0,0 +1,41 @@
+<?php
+/* Icinga Web 2 | (c) 2013 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Chart\Inline;
+
+use Icinga\Chart\PieChart as PieChartRenderer;
+
+/**
+ * Draw an inline pie-chart directly from the available request parameters.
+ */
+class PieChart extends Inline
+{
+    protected function getChart()
+    {
+        $pie = new PieChartRenderer();
+        $pie->alignTopLeft();
+        $pie->disableLegend();
+        $pie->drawPie(array(
+            'data' => $this->data, 'colors' => $this->colors, 'labels' => $this->labels
+        ));
+        return $pie;
+    }
+
+    public function toSvg($output = true)
+    {
+        if ($output) {
+            echo $this->getChart()->render();
+        } else {
+            return $this->getChart()->render();
+        }
+    }
+
+    public function toPng($output = true)
+    {
+        if ($output) {
+            echo $this->getChart()->toPng($this->width, $this->height);
+        } else {
+            return $this->getChart()->toPng($this->width, $this->height);
+        }
+    }
+}