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[misc/kostenrechnung] / ajax / ajax.php

diff --git a/ajax/ajax.php b/ajax/ajax.php
index a5a8a12..6597a76 100644 (file)
--- a/ajax/ajax.php
+++ b/ajax/ajax.php
@@ -5,9 +5,15 @@ require_once('../init.php');
 function fetch($mask)
 {
   $fields = array("to_char(sys_edit,'DD.MM.YYYY HH24:mm') AS sys_edit", 'sys_user');
-  foreach ($mask['edit'] as $field => $info)
-    if ($info['type'] != 'passwd')
-      $fields[] = $field;
+  foreach ($mask['edit'] as $field => $info) {
+    if ($info['sql'] === false) continue;
+    if ($info['type'] == 'date')
+      $fields[] = sprintf("to_char(%s,'DD.MM.YYYY') AS %s",
+                         empty($info['sql']) ? $field : $info['sql'],
+                         $field);
+    elseif ($info['type'] != 'passwd')
+      $fields[] = empty($info['sql']) ? $field : $info['sql'] . ' AS ' . $field;
+  }
 
   $sql = sprintf('SELECT id,%s FROM %s WHERE id = %d',
                 implode(',', $fields),
@@ -34,21 +40,37 @@ function details($mask)
   if (empty($_POST['id']))
     return array('error' => 'Missing ID');
 
-  $sql = sprintf('SELECT id,%s FROM %s WHERE id = %d',
-                implode(',', array_keys($mask['details']['list'])),
-                $mask['table'], $_POST['id']);
+  $fields = array();
+  foreach ($mask['details']['list'] as $field => $info) {
+    if ($info['type'] == 'date')
+      $fields[] = sprintf("to_char(%s,'DD.MM.YYYY') AS %s",
+                         empty($info['sql']) ? $field : $info['sql'],
+                         $field);
+    elseif (!array_key_exists('fetch',$info))
+      $fields[] = empty($info['sql']) ? $field : $info['sql'] . ' AS ' . $field;
+  }
 
-  $sth = pg_query($sql);
+  if (count($fields)) {
+    $sql = sprintf('SELECT id,%s FROM %s WHERE id = %d',
+                  implode(',', $fields),
+                  $mask['table'], $_POST['id']);
 
-  if (!$sth)
-    return array('error' => pg_last_error(),
-                'sql' => $sql);
+    $sth = pg_query($sql);
 
-  $row = pg_fetch_assoc($sth);
+    if (!$sth)
+      return array('error' => pg_last_error(),
+                  'sql' => $sql);
+
+    $row = pg_fetch_assoc($sth);
+  } else {
+    $row = array();
+  }
 
   foreach ($mask['details']['list'] as $field => $info)
     if (array_key_exists('format', $info))
       $row[$field] = sprintf($info['format'], $row[$field]);
+    elseif (array_key_exists('fetch', $info))
+      $row[$field] = $info['fetch']();
 
   return $row;
 }
@@ -74,7 +96,7 @@ function save($mask)
 
     if ($info['type'] == 'boolean') {
       $update[] = sprintf("%s=%d", $field, $_POST[$field] == 'on'?1:0);
-    } elseif ($info['type'] == 'number' || $info['type'] == 'select') {
+    } elseif ($info['type'] == 'number' || $info['type'] == 'hidden' || ($info['type'] == 'select' && $info['options_string'] !== true)) {
       if (empty($_POST[$field]) && $info['null'] === true)
         $update[] = sprintf("%s=NULL", $field);
       else
@@ -95,9 +117,10 @@ function save($mask)
     }
   }
 
-  $sql = 'UPDATE ' . $mask['table'] . ' SET ';
-  $sql .= implode(', ', $update);
-  $sql .= ' WHERE id = ' . intval($_POST['id']);
+  $sql = sprintf('UPDATE %s SET %s WHERE id = %d',
+                empty($mask['edit_table']) ? $mask['table'] : $mask['edit_table'],
+                implode(', ', $update),
+                intval($_POST['id']));
 
   $sth = pg_query($sql);
 
@@ -123,7 +146,7 @@ function insert($mask)
     if ($info['type'] == 'boolean') {
       $fields[] = $field;
       $values[] = $_POST[$field] == 'on'?1:0;
-    } elseif ($info['type'] == 'number' || $info['type'] == 'select') {
+    } elseif ($info['type'] == 'number' || $info['type'] == 'hidden' || ($info['type'] == 'select' && $info['options_string'] !== true)) {
       $fields[] = $field;
       if (empty($_POST[$field]) && $info['null'] === true)
        $values[] = 'NULL';
@@ -149,8 +172,10 @@ function insert($mask)
     }
   }
 
-  $sql = 'INSERT INTO ' . $mask['table'] . ' (' . implode(',', $fields) . ') ';
-  $sql .= 'VALUES (' . implode(',', $values) . ')';
+  $sql = sprintf('INSERT INTO %s (%s) VALUES (%s)',
+                 empty($mask['edit_table']) ? $mask['table'] : $mask['edit_table'],
+                implode(',', $fields),
+                implode(',', $values));
 
   $sth = pg_query($sql);
 
@@ -168,6 +193,9 @@ function delete_or_copy($mask)
   if (empty($_POST['id']))
     return array('error' => 'Missing ID');
 
+  if (!empty($mask['edit_table']))
+    return array('error' => 'Cannot handle deletion for secondary table');
+
   if (DELETE_COPY === true) {
     $sql = sprintf("INSERT INTO %s_deleted SELECT * FROM %s WHERE id = %d",
                   $mask['table'], $mask['table'], $_POST['id']);
@@ -221,11 +249,23 @@ function set_variable($name,$mask)
   return array('status' => true);
 }
 
-function format_ajax($data)
+function get_infos($mask)
 {
-  header('Content-type: application/json; charset=UTF-8');
-  echo json_encode($data);
-  exit;
+  if (!array_key_exists('info',$mask))
+    return array('error' => 'Unknown callback ' . htmlspecialchars($_POST['name']));
+
+  if (!array_key_exists($_POST['name'],$mask['info']))
+    return array('error' => 'Unknown callback ' . htmlspecialchars($_POST['name']));
+
+  if (!array_key_exists('sql',$mask['info'][$_POST['name']]))
+    return array('error' => 'Unknown callback ' . htmlspecialchars($_POST['name']));
+
+  $sql = $mask['info'][$_POST['name']]['sql'];
+
+  while (preg_match('/\{([^\}]*)\}/', $sql, $matches))
+    $sql = str_replace('{'.$matches[1].'}', $_POST[$matches[1]], $sql);
+
+  return array('info' => query_db($sql));
 }
 
 if (empty($_POST['func']))
@@ -251,6 +291,8 @@ if ($_POST['func'] == 'fetch') {
   $data = delete_or_copy($mask);
 } elseif ($_POST['func'] == 'setvar') {
   $data = set_variable($_POST['source'],$mask);
+} elseif ($_POST['func'] == 'info') {
+  $data = get_infos($mask);
 }
 
 format_ajax($data);