2 // +----------------------------------------------------------------------+
3 // | Anuko Time Tracker
4 // +----------------------------------------------------------------------+
5 // | Copyright (c) Anuko International Ltd. (https://www.anuko.com)
6 // +----------------------------------------------------------------------+
7 // | LIBERAL FREEWARE LICENSE: This source code document may be used
8 // | by anyone for any purpose, and freely redistributed alone or in
9 // | combination with other software, provided that the license is obeyed.
11 // | There are only two ways to violate the license:
13 // | 1. To redistribute this code in source form, with the copyright
14 // | notice or license removed or altered. (Distributing in compiled
15 // | forms without embedded copyright notices is permitted).
17 // | 2. To redistribute modified versions of this code in *any* form
18 // | that bears insufficient indications that the modifications are
19 // | not the work of the original author(s).
21 // | This license applies to this document only, not any other software
22 // | that it may be combined with.
24 // +----------------------------------------------------------------------+
26 // | https://www.anuko.com/time_tracker/credits.htm
27 // +----------------------------------------------------------------------+
29 import('ttClientHelper');
30 import('DateAndTime');
32 // Class ttInvoiceHelper is used for help with invoices.
33 class ttInvoiceHelper {
35 // getInvoice - obtains invoice data from the database.
36 static function getInvoice($invoice_id) {
38 $mdb2 = getConnection();
40 $group_id = $user->getGroup();
41 $org_id = $user->org_id;
43 if ($user->isClient()) $client_part = "and client_id = $user->client_id";
45 $sql = "select * from tt_invoices".
46 " where id = $invoice_id and group_id = $group_id and org_id = $org_id $client_part and status = 1";
47 $res = $mdb2->query($sql);
48 if (!is_a($res, 'PEAR_Error')) {
49 if ($val = $res->fetchRow())
55 // The getInvoiceByName looks up an invoice by name.
56 static function getInvoiceByName($invoice_name) {
58 $mdb2 = getConnection();
60 $group_id = $user->getGroup();
61 $org_id = $user->org_id;
63 $sql = "select id from tt_invoices where group_id = $group_id and org_id = $org_id".
64 " and name = ".$mdb2->quote($invoice_name)." and status = 1";
65 $res = $mdb2->query($sql);
66 if (!is_a($res, 'PEAR_Error')) {
67 $val = $res->fetchRow();
75 // The isPaid determines if an invoice is paid by looking at the paid status of its items.
76 // If any non-paid item is found, the entire invoice is considered not paid.
77 // Therefore, the paid status of the invoice is a calculated value.
78 // This is because we maintain the paid status on individual item level.
79 static function isPaid($invoice_id) {
81 $mdb2 = getConnection();
83 $group_id = $user->getGroup();
84 $org_id = $user->org_id;
86 $sql = "select count(*) as count from tt_log".
87 " where invoice_id = $invoice_id and group_id = $group_id and org_id = $org_id and status = 1 and paid < 1";
88 $res = $mdb2->query($sql);
89 if (!is_a($res, 'PEAR_Error')) {
90 $val = $res->fetchRow();
91 if ($val['count'] > 0)
92 return false; // A non-paid time item exists.
94 $sql = "select count(*) as count from tt_expense_items".
95 " where invoice_id = $invoice_id and group_id = $group_id and org_id = $org_id and status = 1 and paid < 1";
96 $res = $mdb2->query($sql);
97 if (!is_a($res, 'PEAR_Error')) {
98 $val = $res->fetchRow();
99 if ($val['count'] > 0)
100 return false; // A non-paid expense item exists.
102 return true; // All time and expense items in invoice are paid.
107 // markPaid marks invoice items as paid.
108 static function markPaid($invoice_id, $mark_paid = true) {
111 $mdb2 = getConnection();
113 $paid_status = $mark_paid ? 1 : 0;
114 $sql = "update tt_log set paid = $paid_status where invoice_id = $invoice_id and status = 1";
115 $affected = $mdb2->exec($sql);
116 if (is_a($affected, 'PEAR_Error')) return false;
118 $sql = "update tt_expense_items set paid = $paid_status where invoice_id = $invoice_id and status = 1";
119 $affected = $mdb2->exec($sql);
120 if (is_a($affected, 'PEAR_Error')) return false;
125 // The getInvoiceItems retrieves tt_log items associated with the invoice.
126 static function getInvoiceItems($invoice_id) {
128 $mdb2 = getConnection();
130 // At this time only detailed invoice is supported.
131 // It is anticipated to support "totals only" option later on.
133 // Our query is different depending on tracking mode.
134 if (MODE_TIME == $user->getTrackingMode()) {
135 // In "time only" tracking mode there is a single user rate.
136 $sql = "select l.date as date, 1 as type, u.name as user_name, p.name as project_name,
137 t.name as task_name, l.comment as note,
138 time_format(l.duration, '%k:%i') as duration,
139 cast(l.billable * u.rate * time_to_sec(l.duration)/3600 as decimal(10, 2)) as cost,
140 l.paid as paid from tt_log l
141 inner join tt_users u on (l.user_id = u.id)
142 left join tt_projects p on (p.id = l.project_id)
143 left join tt_tasks t on (t.id = l.task_id)
144 where l.status = 1 and l.billable = 1 and l.invoice_id = $invoice_id order by l.date, u.name";
146 $sql = "select l.date as date, 1 as type, u.name as user_name, p.name as project_name,
147 t.name as task_name, l.comment as note,
148 time_format(l.duration, '%k:%i') as duration,
149 cast(l.billable * coalesce(upb.rate, 0) * time_to_sec(l.duration)/3600 as decimal(10, 2)) as cost,
150 l.paid as paid from tt_log l
151 inner join tt_users u on (l.user_id = u.id)
152 left join tt_projects p on (p.id = l.project_id)
153 left join tt_tasks t on (t.id = l.task_id)
154 left join tt_user_project_binds upb on (upb.user_id = l.user_id and upb.project_id = l.project_id)
155 where l.status = 1 and l.billable = 1 and l.invoice_id = $invoice_id order by l.date, u.name";
158 // If we have expenses, we need to do a union with a separate query for expense items from tt_expense_items table.
159 if ($user->isPluginEnabled('ex')) {
160 $sql_for_expense_items = "select ei.date as date, 2 as type, u.name as user_name, p.name as project_name,
161 null as task_name, ei.name as note,
162 null as duration, ei.cost as cost,
163 ei.paid as paid from tt_expense_items ei
164 inner join tt_users u on (ei.user_id = u.id)
165 left join tt_projects p on (p.id = ei.project_id)
166 where ei.invoice_id = $invoice_id and ei.status = 1";
168 // Construct a union.
169 $sql = "($sql) union all ($sql_for_expense_items)";
171 $sort_part = " order by date, user_name, type";
175 $res = $mdb2->query($sql);
176 if (!is_a($res, 'PEAR_Error')) {
177 $dt = new DateAndTime(DB_DATEFORMAT);
178 while ($val = $res->fetchRow()) {
179 $dt->parseVal($val['date']);
180 $val['date'] = $dt->toString($user->date_format);
187 // delete - deletes the invoice data from the database.
188 static function delete($invoice_id, $delete_invoice_items) {
190 $mdb2 = getConnection();
192 // Handle custom field log records.
193 if ($delete_invoice_items) {
194 $sql = "update tt_custom_field_log set status = NULL where log_id in (select id from tt_log where invoice_id = $invoice_id and status = 1)";
195 $affected = $mdb2->exec($sql);
196 if (is_a($affected, 'PEAR_Error')) return false;
199 // Handle time records.
200 if ($delete_invoice_items)
201 $sql = "update tt_log set status = NULL where invoice_id = $invoice_id";
203 $sql = "update tt_log set invoice_id = NULL where invoice_id = $invoice_id";
204 $affected = $mdb2->exec($sql);
205 if (is_a($affected, 'PEAR_Error')) return false;
207 // Handle expense items.
208 if ($delete_invoice_items)
209 $sql = "update tt_expense_items set status = NULL where invoice_id = $invoice_id";
211 $sql = "update tt_expense_items set invoice_id = NULL where invoice_id = $invoice_id";
212 $affected = $mdb2->exec($sql);
213 if (is_a($affected, 'PEAR_Error')) return false;
215 $sql = "update tt_invoices set status = NULL where id = $invoice_id and group_id = ".$user->getGroup();
216 $affected = $mdb2->exec($sql);
217 return (!is_a($affected, 'PEAR_Error'));
220 // The invoiceableItemsExist determines whether invoiceable records exist in the specified period.
221 static function invoiceableItemsExist($fields) {
223 $mdb2 = getConnection();
226 $client_id = (int) $fields['client_id'];
228 $start_date = new DateAndTime($user->date_format, $fields['start_date']);
229 $start = $start_date->toString(DB_DATEFORMAT);
231 $end_date = new DateAndTime($user->date_format, $fields['end_date']);
232 $end = $end_date->toString(DB_DATEFORMAT);
234 if (isset($fields['project_id'])) $project_id = (int) $fields['project_id'];
236 // Our query is different depending on tracking mode.
237 if (MODE_TIME == $user->getTrackingMode()) {
238 // In "time only" tracking mode there is a single user rate.
239 $sql = "select count(*) as num from tt_log l, tt_users u
240 where l.status = 1 and l.client_id = $client_id and l.invoice_id is NULL
241 and l.date >= ".$mdb2->quote($start)." and l.date <= ".$mdb2->quote($end)."
243 and l.billable = 1"; // l.billable * u.rate * time_to_sec(l.duration)/3600 > 0 // See explanation below.
245 // sql part for project id.
246 if ($project_id) $project_part = " and l.project_id = $project_id";
248 // When we have projects, rates are defined for each project in tt_user_project_binds table.
249 $sql = "select count(*) as num from tt_log l, tt_user_project_binds upb
250 where l.status = 1 and l.client_id = $client_id $project_part and l.invoice_id is NULL
251 and l.date >= ".$mdb2->quote($start)." and l.date <= ".$mdb2->quote($end)."
252 and upb.user_id = l.user_id and upb.project_id = l.project_id
253 and l.billable = 1"; // l.billable * upb.rate * time_to_sec(l.duration)/3600 > 0
254 // Users with a lot of clients and projects (Jaro) may forget to set user rates properly.
255 // Specifically, user rate may be set to 0 on a project, by mistake. This leads to error.no_invoiceable_items
256 // and increased support cost. Commenting out allows us to include 0 cost items in invoices so that
257 // the problem becomes obvious.
259 // TODO: If the above turns out useful, rework the query to simplify it by removing left join.
261 $res = $mdb2->query($sql);
262 if (!is_a($res, 'PEAR_Error')) {
263 $val = $res->fetchRow();
269 if ($user->isPluginEnabled('ex')) {
270 // sql part for project id.
271 if ($project_id) $project_part = " and ei.project_id = $project_id";
273 $sql = "select count(*) as num from tt_expense_items ei
274 where ei.client_id = $client_id $project_part and ei.invoice_id is NULL
275 and ei.date >= ".$mdb2->quote($start)." and ei.date <= ".$mdb2->quote($end)."
276 and ei.cost <> 0 and ei.status = 1";
277 $res = $mdb2->query($sql);
278 if (!is_a($res, 'PEAR_Error')) {
279 $val = $res->fetchRow();
289 // createInvoice - marks items for invoice as belonging to it (with its reference number).
290 static function createInvoice($fields) {
292 $mdb2 = getConnection();
295 $name = $fields['name'];
296 if (!$name) return false;
298 $client_id = (int) $fields['client_id'];
300 $invoice_date = new DateAndTime($user->date_format, $fields['date']);
301 $date = $invoice_date->toString(DB_DATEFORMAT);
303 $start_date = new DateAndTime($user->date_format, $fields['start_date']);
304 $start = $start_date->toString(DB_DATEFORMAT);
306 $end_date = new DateAndTime($user->date_format, $fields['end_date']);
307 $end = $end_date->toString(DB_DATEFORMAT);
309 if (isset($fields['project_id'])) $project_id = (int) $fields['project_id'];
311 // Create a new invoice record.
312 $sql = "insert into tt_invoices (group_id, org_id, name, date, client_id) values(".
313 $user->getGroup().", $user->org_id, ".$mdb2->quote($name).", ".$mdb2->quote($date).", $client_id)";
314 $affected = $mdb2->exec($sql);
315 if (is_a($affected, 'PEAR_Error')) return false;
317 // Mark associated invoice items with invoice id.
318 $last_id = $mdb2->lastInsertID('tt_invoices', 'id');
320 // Our update sql is different depending on tracking mode.
321 if (MODE_TIME == $user->getTrackingMode()) {
322 // In "time only" tracking mode there is a single user rate.
323 $sql = "update tt_log l
324 left join tt_users u on (u.id = l.user_id)
325 set l.invoice_id = $last_id
326 where l.status = 1 and l.client_id = $client_id and l.invoice_id is NULL
327 and l.date >= ".$mdb2->quote($start)." and l.date <= ".$mdb2->quote($end)."
328 and l.billable = 1"; // l.billable * u.rate * time_to_sec(l.duration)/3600 > 0"; // See explanation below.
330 // sql part for project id.
331 if ($project_id) $project_part = " and l.project_id = $project_id";
333 // When we have projects, rates are defined for each project in tt_user_project_binds.
334 $sql = "update tt_log l
335 left join tt_user_project_binds upb on (upb.user_id = l.user_id and upb.project_id = l.project_id)
336 set l.invoice_id = $last_id
337 where l.status = 1 and l.client_id = $client_id $project_part and l.invoice_id is NULL
338 and l.date >= ".$mdb2->quote($start)." and l.date <= ".$mdb2->quote($end)."
339 and l.billable = 1"; // l.billable * upb.rate * time_to_sec(l.duration)/3600 > 0";
340 // Users with a lot of clients and projects (Jaro) may forget to set user rates properly.
341 // Specifically, user rate may be set to 0 on a project, by mistake. This leads to error.no_invoiceable_items
342 // and increased support cost. Commenting out allows us to include 0 cost items in invoices so that
343 // the problem becomes obvious.
345 // TODO: If the above turns out useful, rework the query to simplify it by removing left join.
347 $affected = $mdb2->exec($sql);
348 if (is_a($affected, 'PEAR_Error'))
351 // sql part for project id.
352 if ($project_id) $project_part = " and project_id = $project_id";
354 $sql = "update tt_expense_items set invoice_id = $last_id where client_id = $client_id $project_part and invoice_id is NULL
355 and date >= ".$mdb2->quote($start)." and date <= ".$mdb2->quote($end)." and cost <> 0 and status = 1";
356 $affected = $mdb2->exec($sql);
357 return (!is_a($affected, 'PEAR_Error'));
360 // prepareInvoiceBody - prepares an email body for invoice.
361 static function prepareInvoiceBody($invoice_id, $comment)
366 $invoice = ttInvoiceHelper::getInvoice($invoice_id);
367 $client = ttClientHelper::getClient($invoice['client_id'], true);
368 $invoice_items = ttInvoiceHelper::getInvoiceItems($invoice_id);
370 $tax_percent = $client['tax'];
374 foreach($invoice_items as $item)
375 $subtotal += $item['cost'];
377 $tax_expenses = $user->isPluginEnabled('et');
378 foreach($invoice_items as $item) {
379 if ($item['type'] == 2 && !$tax_expenses)
381 $tax += round($item['cost'] * $tax_percent / 100, 2);
384 $total = $subtotal + $tax;
386 $subtotal = htmlspecialchars($user->currency).' '.str_replace('.', $user->decimal_mark, sprintf('%8.2f', round($subtotal, 2)));
387 if ($tax) $tax = htmlspecialchars($user->currency).' '.str_replace('.', $user->decimal_mark, sprintf('%8.2f', round($tax, 2)));
388 $total = htmlspecialchars($user->currency).' '.str_replace('.', $user->decimal_mark, sprintf('%8.2f', round($total, 2)));
390 if ('.' != $user->decimal_mark) {
391 foreach ($invoice_items as &$item) {
392 $item['cost'] = str_replace('.', $user->decimal_mark, $item['cost']);
394 unset($item); // Unset the reference. If we don't, the foreach loop below modifies the array while printing.
395 // See http://stackoverflow.com/questions/8220399/php-foreach-pass-by-reference-last-element-duplicating-bug
398 // Define some styles to use in email.
399 $style_title = 'text-align: center; font-size: 15pt; font-family: Arial, Helvetica, sans-serif;';
400 $style_tableHeader = 'font-weight: bold; background-color: #a6ccf7; text-align: left;';
401 $style_tableHeaderCentered = 'font-weight: bold; background-color: #a6ccf7; text-align: center;';
403 // Determine tracking mode once for multiple reuse below.
404 $trackingMode = $user->getTrackingMode();
406 // Start creating email body.
408 $body .= '<head><meta http-equiv="content-type" content="text/html; charset='.CHARSET.'"></head>';
412 $body .= '<p style="'.$style_title.'">'.$i18n->get('title.invoice').' '.htmlspecialchars($invoice['name']).'</p>';
415 if($comment) $body .= '<p>'.htmlspecialchars($comment).'</p>';
417 // Output invoice info.
419 $body .= '<tr><td><b>'.$i18n->get('label.date').':</b> '.$invoice['date'].'</td></tr>';
420 $body .= '<tr><td><b>'.$i18n->get('label.client').':</b> '.htmlspecialchars($client['name']).'</td></tr>';
421 $body .= '<tr><td><b>'.$i18n->get('label.client_address').':</b> '.htmlspecialchars($client['address']).'</td></tr>';
426 // Output invoice items.
427 $body .= '<table border="0" cellpadding="4" cellspacing="0" width="100%">';
429 $body .= '<td style="'.$style_tableHeader.'">'.$i18n->get('label.date').'</td>';
430 $body .= '<td style="'.$style_tableHeader.'">'.$i18n->get('form.invoice.person').'</td>';
431 if (MODE_PROJECTS == $trackingMode || MODE_PROJECTS_AND_TASKS == $trackingMode)
432 $body .= '<td style="'.$style_tableHeader.'">'.$i18n->get('label.project').'</td>';
433 if (MODE_PROJECTS_AND_TASKS == $trackingMode)
434 $body .= '<td style="'.$style_tableHeader.'">'.$i18n->get('label.task').'</td>';
435 $body .= '<td style="'.$style_tableHeader.'">'.$i18n->get('label.note').'</td>';
436 $body .= '<td style="'.$style_tableHeaderCentered.'" width="5%">'.$i18n->get('label.duration').'</td>';
437 $body .= '<td style="'.$style_tableHeaderCentered.'" width="5%">'.$i18n->get('label.cost').'</td>';
439 foreach ($invoice_items as $item) {
441 $body .= '<td>'.$item['date'].'</td>';
442 $body .= '<td>'.htmlspecialchars($item['user_name']).'</td>';
443 if (MODE_PROJECTS == $trackingMode || MODE_PROJECTS_AND_TASKS == $trackingMode)
444 $body .= '<td>'.htmlspecialchars($item['project_name']).'</td>';
445 if (MODE_PROJECTS_AND_TASKS == $trackingMode)
446 $body .= '<td>'.htmlspecialchars($item['task_name']).'</td>';
447 $body .= '<td>'.htmlspecialchars($item['note']).'</td>';
448 $body .= '<td align="right">'.$item['duration'].'</td>';
449 $body .= '<td align="right">'.$item['cost'].'</td>';
454 if (MODE_PROJECTS == $trackingMode)
456 elseif (MODE_PROJECTS_AND_TASKS == $trackingMode)
458 $body .= '<tr><td> </td></tr>';
460 $body .= '<tr><td colspan="'.$colspan.'" align="right"><b>'.$i18n->get('label.subtotal').':</b></td><td nowrap align="right">'.$subtotal.'</td></tr>';
461 $body .= '<tr><td colspan="'.$colspan.'" align="right"><b>'.$i18n->get('label.tax').':</b></td><td nowrap align="right">'.$tax.'</td></tr>';
463 $body .= '<tr><td colspan="'.$colspan.'" align="right"><b>'.$i18n->get('label.total').':</b></td><td nowrap align="right">'.$total.'</td></tr>';
467 if (!defined('REPORT_FOOTER') || !(REPORT_FOOTER == false))
468 $body .= '<p style="text-align: center;">'.$i18n->get('form.mail.footer').'</p>';
470 // Finish creating email body.
471 $body .= '</body></html>';