Initial commit: Kimai TMS

Kimai time management system (PHP 5.6 / MySQL) with custom extensions:
- Budget tracking (ki_budget)
- Change request form (ki_changerequest)
- Invoice generation (ki_invoice)
- Expense tracking (ki_expenses)
- Flexi time (ki_flexitime)
- Export, admin panel, timesheets, tasks, summary

Database: ~900K time entries, 2,000+ users, 439 projects.
Config: includes/autoconf.php — localhost/kimai/kimai

extensions/ki_budget/private_func.php

@@ -0,0 +1,144 @@
+<?php
+/**
+ * This file is part of
+ * Kimai - Open Source Time Tracking // http://www.kimai.org
+ * (c) 2006-2009 Kimai-Development-Team
+ *
+ * Kimai is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; Version 3, 29 June 2007
+ *
+ * Kimai is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Kimai; If not, see <http://www.gnu.org/licenses/>.
+ */
+
+include('../ki_expenses/private_db_layer_'.$kga['server_conn'].'.php');
+
+
+/**
+ * Sum up expenses for the project.
+ */
+function calculate_expenses_sum($projectId) {
+  $expSum = 0;
+  $exp_arr = get_arr_exp(0,time(),null,null,array($projectId));
+
+  foreach ($exp_arr as $exp) {
+    $expSum += $exp['exp_value'];
+  }
+
+  return $expSum;
+}
+
+/**
+ * Create an array of arrays which hold the size of the pie chart elements
+ * for every projects.
+ * The first element in the inner arrays represents the unused budget costs,
+ * the second element in the inner arrays represents the expense costs,
+ * the third and all other elements in the inner arrays represents the
+ * costs for individual events.
+ * 
+ * An visual example for two projects with the ID 2 and 5:
+ * $array = {
+ *   2 => array (budget left , expenses cost, task1, task2 ),
+ *   5 => array (budget left , expenses cost, task1, task2 ),
+ * };
+ * 
+ * @param array $projects IDs of all projects to include in the plot data
+ * @param array $usedEvents array of all used events (each as an array of its data)
+ * @return array containing arrays for every project which hold the size of the pie chart elements
+ * 
+ */
+function budget_plot_data($projects,&$usedEvents,&$expensesOccured) {
+
+$wages = array();
+$eventUsage = array(); // track what events are used
+$usedEvents = array(); 
+$expensesOccured = false;
+
+$events = get_arr_evt("all");
+
+ /*
+  * sum up expenses
+  */
+foreach ($projects as $project) {
+  
+  $pctId = $project['pct_ID'];
+  $wages[$pctId]['budget']   = $project['pct_budget'];
+  $wages[$pctId]['expenses'] =
+      calculate_expenses_sum($project['pct_ID']);
+
+  if ($wages[$pctId]['expenses'] != 0)
+    $expensesOccured = true;
+
+  if ($wages[$pctId]['budget'] < 0) {
+    //Costs over budget, set remaining budget to 0.
+    $wages[$pctId]['budget'] = 0;
+  }
+
+  // initialize entries for every event using its ID
+  foreach($events as $event) {
+    $wages[$pctId][$event['evt_ID']] = 0;
+  }
+
+}
+
+
+/*
+ * sum up wages for every project and every event
+ */
+foreach ($projects as $project) {
+  $projectId = $project['pct_ID'];
+  $zef_arr = get_arr_zef(0,time(),null,null,array($projectId));
+
+  foreach ($zef_arr as $zef) {
+    $pctId = $zef['zef_pctID'];
+
+    if ($zef['wage_decimal'] == 0.00)
+      continue;
+
+    if (key_exists($zef['zef_evtID'],$wages[$pctId])) {
+      $eventUsage[$zef['zef_evtID']] = true;
+      $wages[$pctId][$zef['zef_evtID']] += $zef['wage_decimal'];
+      $wages[$pctId]['budget']          -= $zef['wage_decimal'];
+    }
+
+    if ($wages[$pctId]['budget'] < 0) {
+      //Costs over budget, set remaining budget to 0.
+      $wages[$pctId]['budget'] = 0;
+    }
+  }
+}
+
+/*
+ * Delete unused events.
+ */
+foreach ($events as $event) {
+  if (isset($eventUsage[$event['evt_ID']])) {
+    $usedEvents[] = $event;
+    continue;
+  }
+
+  foreach ($wages as $projectData) {
+    unset($projectData[$event['evt_ID']]);
+  }
+}
+
+
+
+/* 
+ * Convert array of wages to javascript array for every project.
+ */
+$plot_data = array();
+foreach ($wages as $project_id => $wage_array) {
+  $plot_data[$project_id] = '['.implode(',',$wage_array).']';
+}
+return $plot_data;
+}
+
+
+?>