Questtype ?Textinput?: add support for field sizes (Issue #252) and general improvements

www/analytics/plugins/CoreHome/DataTableRowAction/MultiRowEvolution.php

@@ -0,0 +1,71 @@
+<?php
+/**
+ * Piwik - Open source web analytics
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ *
+ */
+namespace Piwik\Plugins\CoreHome\DataTableRowAction;
+
+use Piwik\Common;
+use Piwik\Piwik;
+
+/**
+ * MULTI ROW EVOLUTION
+ * The class handles the popover that shows the evolution of a multiple rows in a data table
+ */
+class MultiRowEvolution extends RowEvolution
+{
+    /** The requested metric */
+    protected $metric;
+
+    /** Show all metrics in the evolution graph when the popover opens */
+    protected $initiallyShowAllMetrics = true;
+
+    /** The metrics available in the metrics select */
+    protected $metricsForSelect;
+
+    /**
+     * The constructor
+     * @param int $idSite
+     * @param \Piwik\Date $date ($this->date from controller)
+     */
+    public function __construct($idSite, $date)
+    {
+        $this->metric = Common::getRequestVar('column', '', 'string');
+        parent::__construct($idSite, $date);
+    }
+
+    protected function loadEvolutionReport($column = false)
+    {
+        // set the "column" parameter for the API.getRowEvolution call
+        parent::loadEvolutionReport($this->metric);
+    }
+
+    protected function extractEvolutionReport($report)
+    {
+        $this->metric = $report['column'];
+        $this->dataTable = $report['reportData'];
+        $this->availableMetrics = $report['metadata']['metrics'];
+        $this->metricsForSelect = $report['metadata']['columns'];
+        $this->dimension = $report['metadata']['dimension'];
+    }
+
+    /**
+     * Render the popover
+     * @param \Piwik\Plugins\CoreHome\Controller $controller
+     * @param View (the popover_rowevolution template)
+     */
+    public function renderPopover($controller, $view)
+    {
+        // add data for metric select box
+        $view->availableMetrics = $this->metricsForSelect;
+        $view->selectedMetric = $this->metric;
+
+        $view->availableRecordsText = $this->dimension . ': '
+            . Piwik::translate('RowEvolution_ComparingRecords', array(count($this->availableMetrics)));
+
+        return parent::renderPopover($controller, $view);
+    }
+}