commit 5f54634529ee4223cbd8204d2428ddb8ee508086
Author: Alina Marquardt <lastfuture@lastfuture.de>
Date:   Tue Oct 22 19:28:59 2024 +0200

    Add convert.php

diff --git a/convert.php b/convert.php
new file mode 100644
index 0000000..cc8b26c
--- /dev/null
+++ b/convert.php
@@ -0,0 +1,56 @@
+<?php
+
+// config
+$row_delimiter = "\n";
+$col_delimiter = ",";
+$date_keyword = "Date";
+
+// Matomo API settings
+$site_id = 1;
+$auth_token = "your matomo auth token here";
+$csv_url_prefix = "https://tracking.example.com/index.php";
+$csv_url_suffix = "&filter_limit=-1&format=CSV&format_metrics=0&idSite=".$site_id."&language=en&module=API&token_auth=".$auth_token."&translateColumnNames=1";
+
+// init variables
+$csv_url = '';
+$row_counter = 0;
+$date_col_index = -1;
+global $date_col_index;
+
+//$csv_date_range = "2020-06-01,2020-06-30";
+$csv_date_range = $_GET['range'];
+
+switch ($_GET['type']) {
+    case 'events':
+        $csv_url = $csv_url_prefix."?date=".$csv_date_range."&method=Events.getAction&period=day&flat=1".$csv_url_suffix;
+        break;
+    case 'custom_event':
+        $csv_url = $csv_url_prefix."?date=".$csv_date_range."&method=Actions.getPageUrls&period=month&flat=1&filter_pattern_recursive=eventname".$csv_url_suffix;
+        break;
+    case 'visits':
+    default:
+        $csv_url = $csv_url_prefix."?date=".$csv_date_range."&method=API.get&period=day".$csv_url_suffix;
+        break;
+}
+
+$csv_string = file_get_contents($csv_url);
+$csv_string = $s = iconv('UTF-16', 'UTF-8', $csv_string); // convert Matomo's UTF-16 to UTF-8
+
+$data = str_getcsv($csv_string, $row_delimiter); // parse rows 
+foreach($data as &$row) {
+    if ($row_counter == 0) { // header row
+        $row = str_getcsv($row, $col_delimiter); // parse columns
+        $date_col_index = array_search($date_keyword, $row); // find Date column index
+        $row = implode($col_delimiter, $row); // combine colums
+    } else { // content row
+        if ($date_col_index >= 0) { // date column has been found
+            $row = str_getcsv($row, $col_delimiter); // parse columns
+            $row[$date_col_index] = date("Y-m-d", strtotime($row[$date_col_index])); // modify date format
+            $row = implode($col_delimiter, $row); // combine colums
+        }
+    }
+    $row_counter++;
+}
+$data = implode($row_delimiter, $data); // combine rows
+
+echo $data
\ No newline at end of file