HotLunches/aliases.php

<?php
require_once("include/globals.php");

if (SessionActive() != 1 || ! UserLoggedIn()) {
   header("Location: /");
   exit();
}


//
// Process all actions to list and edit records
//
$CurrentTable = "email_aliases";
$DeleteField  = "alias,email_addresses";
$dSeparator   = "<br> ";
$FormFile     = "aliases.form.php";
$TitleText    = getLanguageText('TEXT-EMAIL-ALIASES');
$OrderBy      = "alias";


// Start the template and output buffering
startTemplate();
$templatePageTitle = "$TitleText " . getLanguageText('TEXT-ADMINISTRATION');


// Ensure that only valid user types have access to this module
$AllowedUserTypes = array('SuperUser','System Administrator','Communications Administrator');
if (checkPermission($AllowedUserTypes) != 1) {
   $error_message = getLanguageText('ERRORMSG-ACCESS-DENIED');
   include "form.messages.php";
   endTemplate();
   exit();
}


// Only schools with email processing enabled can access this program
if ($school_record['email_processing'] != 'Y') {
   $error_message = getLanguageText('ERRORMSG-NO-ALIASES');
   include "form.messages.php";
   endTemplate();
   exit();
}


// Check that the email aliases file is defined
$aliasesFile = $school_record['email_aliases_file'];
if (strlen($aliasesFile) == 0) {
   $error_message = getLanguageText('ERRORMSG-NO-ALIASES-FILE');
   include "form.messages.php";
   endTemplate();
   exit();
}


// Check that the aliases file exists
$aliasesDir = "/etc/exim/domains";
if (!is_file("$aliasesDir/$aliasesFile")) {
   $error_message = getLanguageText('ERRORMSG-NO-ALIASES-FILE');
   include "form.messages.php";
   endTemplate();
   exit();
}


if (array_key_exists('naction',$_GET)) $naction = $_GET['naction'];
if (array_key_exists('naction',$_POST)) $naction = $_POST['naction'];

$school_num = $school_record['record_num'];


switch (strtolower($naction)) {
   case "add":
      $next_naction = "insert";
      $active = 'Y';

      include $FormFile;
      break;

   case "insert":
      extract($_POST);

      $alias = strtolower(preg_replace("/@.*/","",$alias));
      $email_addresses = strtolower(str_replace(' ','',$email_addresses));

      // Validate the data entered
      if (strlen($alias) == 0 || strlen($email_addresses) == 0) {
         $error_message = getLanguageText('ERRORMSG-INCOMPLETE-ALIAS');
         $next_naction = "insert";
         $active = 'Y';
         include $FormFile;
         break;
      }

      $added_date = date("Y-m-d",time());
      $updated_date = $added_date;

      // Save the record
      $table = new Table("$CurrentTable");
      $query = $table->BuildInsert();
      db_query($query);
      writeAliases();

      $form_message = getLanguageText('RECORD-INSERTED-MSG');
      $naction = 'list';
      header("Location: /?action=$action&naction=$naction&form_message=" . urlencode($form_message) . "&error_message=" . urlencode($error_message));
      exit();

   case "edit":
      $next_naction = "update";

      // Get current record
      $record_num = intval($_GET['record_num']);
      $query = "select * from $CurrentTable " .
               "where school_num = $school_num " .
               "and record_num = $record_num";
      $results = db_query($query);
      if (db_num_rows($results) == 1) {
         $row = db_fetch_array($results);
         extract($row);
         include $FormFile;
      }
      else {
         $error_message = getLanguageText('ERRORMSG-NOT-FOUND');
         $naction = 'list';
         header("Location: /?action=$action&naction=$naction&form_message=" . urlencode($form_message) . "&error_message=" . urlencode($error_message));
         exit();
      }
      break;

   case "update":
      extract($_POST);

      $alias = strtolower(preg_replace("/@.*/","",$alias));
      $email_addresses = str_replace(' ','',$email_addresses);
      $record_num = intval($record_num);

      // Validate the data entered
      if (strlen($alias) == 0 || strlen($email_addresses) == 0) {
         $error_message = getLanguageText('ERRORMSG-INCOMPLETE-ALIAS');
         $PageTitle = getLanguageText('RECORD-UPDATE-ENTRY') . " $TitleText";
         $ButtonText = $PageTitle;
         $next_naction = "edit";
         $active = 'Y';
         include $FormFile;
         break;
      }

      $updated_date = date("Y-m-d",time());

      $table = new Table("$CurrentTable");
      $query = $table->BuildUpdate();
      db_query($query);
      writeAliases();

      $form_message = getLanguageText('RECORD-UPDATED-MSG');
      $naction = 'list';
      header("Location: /?action=$action&naction=$naction&form_message=" . urlencode($form_message) . "&error_message=" . urlencode($error_message));
      exit();

   case "delete":
      $record_num = intval($_GET['record_num']);

      $query = "select * from $CurrentTable " .
               "where school_num = $school_num " .
               "and record_num = $record_num";
      $results = db_query($query);
      if (db_num_rows($results) == 1) {
         $row = db_fetch_array($results);
         extract($row);

         $dFields = explode(",",$DeleteField);
         $dTitle = "$TitleText ";
         for ($i = 0; $i < count($dFields); $i++) {
            $dTitle .= $row[$dFields[$i]] . $dSeparator;
         }

         include "delete.form.php";
      }
      else {
         $error_message = getLanguageText('ERRORMSG-NOT-FOUND');
         $naction = 'list';
         header("Location: /?action=$action&naction=$naction&form_message=" . urlencode($form_message) . "&error_message=" . urlencode($error_message));
         exit();
      }
      break;

   case "delete-confirmed":
      $record_num = intval($_GET['record_num']);

      // Delete the current record
      $query = "delete from $CurrentTable " .
               "where school_num = $school_num " .
               "and record_num = $record_num";
      db_query($query);
      writeAliases();

      $form_message = getLanguageText('RECORD-DELETED-MSG');
      $naction = 'list';
      header("Location: /?action=$action&naction=$naction&form_message=" . urlencode($form_message) . "&error_message=" . urlencode($error_message));
      exit();

   default:
      $naction = "list";
      break;
}


//
// List all records if naction is "list"
//
if ($naction == "list") {

   $scriptName = str_replace("/m/data1/app.hotlunches.net/","",__FILE__);
   include "help.docs.php";

   // Get records to display
   $columnHeaders = array(getLanguageText('TEXT-ALIAS'),
                          getLanguageText('TEXT-EMAIL-ADDRESSES'),
                          getLanguageText('TEXT-DATE-ADDED'),
                          getLanguageText('TEXT-DATE-UPDATED')
                          );
   $columnAlign   = array("left","left","left","left");
   $query = "select alias,email_addresses,added_date,updated_date,record_num " .
            "from email_aliases " .
            "where school_num = $school_num " .
            "order by alias";
   $records = db_query($query);

   $results = array();
   while ($row = db_fetch_array($records)) {
      $entry = array();
      $entry[] = $row['alias'];
      if (strlen($row['email_addresses']) < 70) $entry[] = $row['email_addresses'];
      else $entry[] = substr($row['email_addresses'],0,70) . "...";
      $entry[] = $row['added_date'];
      $entry[] = $row['updated_date'];
      $entry[] = $row['record_num'];
      $entry['record_num'] = $row['record_num'];

      $results[] = $entry;
   }

   $message_width = $default_data_width;
   include "form.messages.php";

   echo("<center>\n");
   echo("<p><b>$TitleText List</b></p>\n");
   echo("</center>\n");

   if (strpos($currentURL,"hotlunches.net") === FALSE) listData($results,$columnHeaders,$action,array(),'Y',$columnAlign);
   else listData($results,$columnHeaders,$action,array(),'N',$columnAlign);
   echo("\n\n<!-- $query -->\n\n");
   echo("</center>\n");
}


function writeAliases() {
   global $school_record;
   global $school_num;
   global $aliasesDIR;

   $aliasesFile   = $school_record['email_aliases_file'];
   $schoolURL     = $school_record['url'];
   $reply_email   = $school_record['reply_email'];
   $support_email = $school_record['support_email'];

   $fp = fopen("$aliasesDIR/$aliasesFile","w");

   if (!$fp) return;

   fwrite($fp, "# Email aliases for: $schoolURL\n\n");

   // Get aliases from the database
   $aliases = db_query("SELECT * FROM email_aliases WHERE school_num = $school_num ORDER BY alias");
   $replyEmail = false;
   $supportEmail = false;
   while ($row = db_fetch_array($aliases)) {
      extract($row);
      fwrite($fp, "$alias: $email_addresses\n");
      if ($alias == 'reply') $replyEmail = true;
      if ($alias == 'support') $supportEmail = true;
   }

   fwrite($fp, "\n");

   if (!$replyEmail) fwrite($fp, "reply: $reply_email\n");
   if (!$supportEmail) fwrite($fp, "support: $support_email\n");

   fwrite($fp, "\n");
   fwrite($fp,"webmaster: mfester\n");
   fwrite($fp,"dmarc: dmarc\n");
   fwrite($fp, "\n");
}


endTemplate();
?>