assistants/bank.inc.php

   1 <?php
   2 $bank_currency='Kč';
   3 global $bank_table;
   4 $bank_table='transaction';
   5
   6 function bank_name($name) {
   7         return strtolower(trim($name));
   8 }
   9
  10 function bank_transaction($ctx, $from, $to, $comment, $amount=0) {
  11         global $bank_table;
  12         $author=$ctx->db->quote($ctx->db->auth->get_user_id());
  13         $from=$ctx->db->quote(bank_name($from));
  14         $to=$ctx->db->quote(bank_name($to));
  15         $amount=$ctx->db->quote($amount);
  16         $comment=$ctx->db->quote(trim($comment));
  17
  18         $sql="INSERT INTO `${bank_table}` (`${bank_table}_time`, `${bank_table}_from`, `${bank_table}_to`, `${bank_table}_amount`, `${bank_table}_author`, `${bank_table}_comment`) VALUES (now(), $from, $to, $amount, $author, $comment);";
  19         $ctx->db->safe_query($sql);
  20 }
  21
  22 function bank_get_accounts($ctx, $all=false) {
  23         global $bank_table;
  24         $fetch = $ctx->db->safe_query_fetch("SELECT DISTINCT ${bank_table}_to FROM ${bank_table} ORDER BY ${bank_table}_to;");
  25         foreach($fetch as $account) if($all || $account[$bank_table.'_to'][0]!='_') $accounts[]=$account[$bank_table.'_to'];
  26         return $accounts;
  27 }
  28
  29 function bank_add_account($ctx, $name) {
  30         bank_transaction($ctx, $name, $name, "Created account \"$name\"");
  31 }
  32
  33 function bank_get_total($ctx, $account, $string=false) {
  34         global $bank_table;
  35         $account_sql=$ctx->db->quote($account);
  36         $result = $ctx->db->safe_query_fetch("SELECT SUM(${bank_table}_amount) FROM `${bank_table}` WHERE `${bank_table}_to`=$account_sql;");
  37         $deposits = $result[0]["SUM(${bank_table}_amount)"];
  38         $result = $ctx->db->safe_query_fetch("SELECT SUM(${bank_table}_amount) FROM `${bank_table}` WHERE `${bank_table}_from`=$account_sql;");
  39         $withdrawals = $result[0]["SUM(${bank_table}_amount)"];
  40         if($string) return "$deposits-$withdrawals";
  41         return $deposits-$withdrawals;
  42 }
  43 function bank_rename_account($ctx, $old, $new) {
  44         global $bank_table;
  45         if(in_array($new, bank_get_accounts($ctx, true))) return false;
  46         $old=$ctx->db->quote($old);
  47         $new=$ctx->db->quote($new);
  48
  49         return $ctx->db->safe_query(
  50                 "START TRANSACTION;".
  51                 "UPDATE ${bank_table} SET `${bank_table}_to`=$new WHERE `${bank_table}_to`=$old;".
  52                 "UPDATE ${bank_table} SET `${bank_table}_from`=$new WHERE `${bank_table}_from`=$old;".
  53                 "COMMIT;"
  54         );
  55 }
  56
  57 function bank_get_overview($ctx) {
  58         global $bank_table;
  59         $accounts = bank_get_accounts($ctx);
  60         foreach($accounts as $acc) $overview[]=array("${bank_table}_account"=>$acc,"${bank_table}_total"=>bank_get_total($ctx, $acc));
  61         return $overview;
  62 }
  63
  64 if(isset($_POST['create_account'])) {
  65         bank_add_account($this, $_POST['account_name']);
  66         $this->post_redirect_get("$URL_INTERNAL","Účet byl vytvořen");
  67 }
  68 if(isset($_POST['rename_account'])) {
  69         if(bank_rename_account($this, $_POST['account_old'], $_POST['account_new'])) {
  70                 $this->post_redirect_get("$URL_INTERNAL","Účet byl upraven");
  71         } else {
  72                 $this->post_redirect_get("$URL_INTERNAL","Takový účet již existuje!", false);
  73         }
  74 }
  75 if(isset($_POST['transaction'])) {
  76         if(!is_numeric($_POST['amount']) || $_POST['amount'] < 0) $this->post_redirect_get("$URL_INTERNAL?account=".$_POST['account_from'],"Lze převádět jen kladné částky", true);
  77         $comment=trim($_POST['comment']);
  78         if(strlen($comment)<4) $this->post_redirect_get("$URL_INTERNAL?account=".$_POST['account_from'],"Komentář musí mít alespoň 4 znaky!",true);
  79         bank_transaction($this, $_POST['account_from'], $_POST['account_to'], $_POST['comment'], $_POST['amount']);
  80         $this->post_redirect_get("$URL_INTERNAL?account=".$_POST['account_from'],"Transakce byla provedena");
  81 }
  82
  83 //bank_add_account($this, 'material');
  84 echo("<a href='$URL/'>Banka</a> - ");
  85 echo("<a href='$URL/admin'>Správa účtů</a> - ");
  86 echo("Účty: ");
  87 $accounts = bank_get_accounts($this, $SUBPATH[0]=='admin');
  88 foreach($accounts as $account) echo("<a href='$URL?account=$account'>$account</a>, ");
  89
  90 switch($SUBPATH[0]) {
  91         default:
  92
  93                 if(!isset($_GET['account'])) {
  94                         echo("<h1>Banka</h1>");
  95                         echo ("<h2>Stav</h2>");
  96             $result = $this->db->safe_query_fetch("SELECT COUNT(${bank_table}_amount) as troughput FROM ${bank_table};");
  97                         echo("Transakcí: ".$result[0]['troughput']."<br />");
  98             $result = $this->db->safe_query_fetch("SELECT SUM(${bank_table}_amount) as troughput FROM ${bank_table};");
  99                         echo("Obrat: ".$result[0]['troughput'].' '.$bank_currency);
 100             $result = $this->db->safe_query_fetch("SELECT * FROM `${bank_table}` ORDER BY ${bank_table}_time DESC;");
 101                         echo $this->html->render_item_table(bank_get_overview($this),'bank');
 102                         echo ("<h2>Přehled transakcí</h2>");
 103                 } else {
 104                         $account=bank_name($_GET['account']);
 105                         $account_sql=$this->db->quote($account);
 106                         echo("<h1>Účet: ".$account." (".bank_get_total($this,$account).$bank_currency.")</h1>");
 107
 108                         ?>
 109                         <form action="?" method="POST">
 110                                 Převést <input type="number" name="amount" value="" /> <?php echo $bank_currency; ?>
 111                                 z účtu <?php echo $account; ?> <input type="hidden" name="account_from" value="<?php echo $account; ?>" />
 112                                 na účet <select name='account_to'>
 113                                         <?php foreach($accounts as $acc) echo("<option value='$acc'>$acc</option>"); ?>
 114                                 </select> (pozor, dluhy se převádí opačným směrem než peníze!)<br /><br />
 115                                 Důvod: <input type="text" name="comment" maxlength="128" style="width:64em;" />
 116                                 <input type="submit" name="transaction" value="Převést" />
 117                         </form>
 118                         <?php
 119
 120                         echo(bank_get_total($this,$account,true)." $bank_currency");
 121             $result = $this->db->safe_query_fetch("SELECT * FROM `${bank_table}` WHERE `${bank_table}_to`=$account_sql OR `${bank_table}_from`=$account_sql ORDER BY ${bank_table}_time DESC;");
 122                 }
 123                 echo $this->html->render_item_table($result,$bank_table);
 124
 125                 break;
 126         case 'admin':
 127 ?>
 128         </p>
 129         <form action="<?php echo $ASSISTANT; ?>" method="POST" >
 130                 Account:
 131                 <input type="text" name="account_name" />
 132                 <input type="submit" name="create_account" value="Create account" />
 133         </form>
 134         <form action="<?php echo $ASSISTANT; ?>" method="POST" >
 135                 Account: <select name='account_old'>
 136                         <?php foreach($accounts as $acc) echo("<option value='$acc'>$acc</option>"); ?>
 137                 </select>
 138                 <input type="text" name="account_new" />
 139                 <input type="submit" name="rename_account" value="Rename account" /> (účty začínající podtržítkem nebudou běžně viditelné)
 140         </form>
 141         </p>
 142 <?php
 143                 break;
 144 }