Feature #6481 - Add custom primary key option to Forms. Closes #6481

extension/Documentation/Manual.rst

@@ -2032,6 +2032,8 @@ Definition
 +-------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------+
 |Table                    | Primary table of the form. _`form-tablename`                                                                                                       |
 +-------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------+
+|Primary Key              | Primary key of the indicated table. Only needed if != 'id'. _`form-primary-key`                                                                    |
++-------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------+
 |Required Parameter NEW   | Name of required SIP parameter to create a new record (r=0), separated by comma. '#' as comment delimiter. See `form-requiredParameter`_           |
 +-------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------+
 |Required Parameter EDIT  | Name of required SIP parameter to edit an existing record (r>0), separated by comma. '#' as comment delimiter. See `form-requiredParameter`_       |

extension/qfq/qfq/AbstractBuildForm.php

@@ -268,7 +268,7 @@ abstract class AbstractBuildForm {
 
                 // element-update: with 'value'
                 $recordId = $this->store->getVar(SIP_RECORD_ID, STORE_SIP . STORE_ZERO);
-                $md5 = $this->buildRecordHashMd5($this->formSpec[F_TABLE_NAME], $recordId);
+                $md5 = $this->buildRecordHashMd5($this->formSpec[F_TABLE_NAME], $recordId, $this->formSpec[F_PRIMARY_KEY]);
 
                 // Via 'element-update'
                 $json[][API_ELEMENT_UPDATE][DIRTY_RECORD_HASH_MD5][API_ELEMENT_ATTRIBUTE]['value'] = $md5;
@@ -399,7 +399,7 @@ abstract class AbstractBuildForm {
     public function buildInputRecordHashMd5() {
 
         $recordId = $this->store->getVar(SIP_RECORD_ID, STORE_SIP . STORE_ZERO);
-        $md5 = $this->buildRecordHashMd5($this->formSpec[F_TABLE_NAME], $recordId);
+        $md5 = $this->buildRecordHashMd5($this->formSpec[F_TABLE_NAME], $recordId, $this->formSpec[F_PRIMARY_KEY]);
 
         $data = "<input id='" . DIRTY_RECORD_HASH_MD5 . "' name='" . DIRTY_RECORD_HASH_MD5 . "' type='hidden' value='$md5'>";
 
@@ -412,17 +412,18 @@ abstract class AbstractBuildForm {
     /**
      * @param $tableName
      * @param $recordId
+     * @param string $primaryKey
      *
      * @return string
      * @throws CodeException
      * @throws DbException
      * @throws UserFormException
      */
-    public function buildRecordHashMd5($tableName, $recordId) {
+    public function buildRecordHashMd5($tableName, $recordId, $primaryKey = F_PRIMARY_KEY_DEFAULT) {
         $record = array();
 
         if ($recordId != 0) {
-            $record = $this->dbArray[$this->dbIndexData]->sql("SELECT * FROM $tableName WHERE id=?", ROW_EXPECT_1, [$recordId], "Record to load not found.");
+            $record = $this->dbArray[$this->dbIndexData]->sql("SELECT * FROM $tableName WHERE $primaryKey=?", ROW_EXPECT_1, [$recordId], "Record to load not found.");
         }
 
         return OnArray::getMd5($record);
@@ -597,10 +598,11 @@ abstract class AbstractBuildForm {
         $skip = [FE_SQL_UPDATE, FE_SQL_INSERT, FE_SQL_DELETE, FE_SQL_AFTER, FE_SQL_BEFORE, FE_PARAMETER, FE_FILL_STORE_VAR, FE_FILE_DOWNLOAD_BUTTON];
 
         // get current data record
-        if ($recordId > 0 && $this->store->getVar('id', STORE_RECORD) === false) {
+        $primaryKey = $this->formSpec[F_PRIMARY_KEY];
+        if ($recordId > 0 && $this->store->getVar($primaryKey, STORE_RECORD) === false) {
             $tableName = $this->formSpec[F_TABLE_NAME];
-            $row = $this->dbArray[$this->dbIndexData]->sql("SELECT * FROM $tableName WHERE id = ?", ROW_EXPECT_1,
-                array($recordId), "Form '" . $this->formSpec[F_NAME] . "' failed to load record '$recordId' from table '" .
+            $row = $this->dbArray[$this->dbIndexData]->sql("SELECT * FROM $tableName WHERE $primaryKey = ?", ROW_EXPECT_1,
+                array($recordId), "Form '" . $this->formSpec[F_NAME] . "' failed to load record '$primaryKey'='$recordId' from table '" .
                 $this->formSpec[F_TABLE_NAME] . "'.");
             $this->store->setStore($row, STORE_RECORD);
         }

extension/qfq/qfq/Constants.php

@@ -816,6 +816,8 @@ const F_ID = 'id';
 const F_NAME = 'name';
 const F_TITLE = 'title';
 const F_TABLE_NAME = 'tableName';
+const F_PRIMARY_KEY = 'primaryKey';
+const F_PRIMARY_KEY_DEFAULT = 'id';
 const F_REQUIRED_PARAMETER_NEW = 'requiredParameterNew';
 const F_REQUIRED_PARAMETER_EDIT = 'requiredParameterEdit';
 const F_EXTRA_DELETE_FORM = 'extraDeleteForm';
@@ -1517,6 +1519,7 @@ const DIRTY_QFQ_USER_SESSION_COOKIE = 'qfqUserSessionCookie';
 const DIRTY_FE_USER = 'feUser';
 const DIRTY_EXPIRE = 'expire';
 const DIRTY_TABLE_NAME = 'tableName';
+const DIRTY_PRIMARY_KEY = 'primaryKey'; // TODO EV überprüfen ob notwendig
 const DIRTY_RECORD_ID = 'recordId';
 const DIRTY_RECORD_HASH_MD5 = 'recordHashMd5';
 const DIRTY_RECORD_HASH_MD5_SPAN = 'recordHashMd5Span';

extension/qfq/qfq/Delete.php

@@ -43,7 +43,7 @@ class Delete {
     }
 
     /**
-     * Deletes the record id=$recordId from table $form[F_TABLE_NAME].
+     * Deletes the record id=$recordId from table $tableName.
      * If the table has a column named COLUMN_PATH_FILE_NAME and the value of that specific record column points
      * to a file: delete such a file if their are no other records in the same table which also have a reference to
      * that file.
@@ -55,7 +55,7 @@ class Delete {
      * @throws DbException
      * @throws UserFormException
      */
-    public function process($tableName, $recordId) {
+    public function process($tableName, $recordId, $primaryKey = F_PRIMARY_KEY_DEFAULT) {
         $msg = array();
 
         if ($tableName === false || $tableName === '') {
@@ -74,12 +74,12 @@ class Delete {
         }
 
         // Read record first.
-        $row = $this->db->sql("SELECT * FROM $tableName WHERE id=?", ROW_EXPECT_0_1, [$recordId]);
+        $row = $this->db->sql("SELECT * FROM $tableName WHERE $primaryKey=?", ROW_EXPECT_0_1, [$recordId]);
         if (count($row) > 0) {
 
-            $this->deleteReferencedFiles($row, $tableName);
+            $this->deleteReferencedFiles($row, $tableName, $primaryKey);
 
-            $this->db->sql("DELETE FROM $tableName WHERE id =? LIMIT 1", ROW_REGULAR, [$recordId]);
+            $this->db->sql("DELETE FROM $tableName WHERE $primaryKey =? LIMIT 1", ROW_REGULAR, [$recordId]);
         } else {
             throw new UserFormException("Record $recordId not found in table '$tableName'.", ERROR_RECORD_NOT_FOUND);
         }
@@ -102,7 +102,7 @@ class Delete {
      * @throws DbException
      * @throws UserFormException
      */
-    private function deleteReferencedFiles(array $row, $tableName) {
+    private function deleteReferencedFiles(array $row, $tableName, $primaryKey) {
 
         foreach ($row AS $key => $file) {
             if (false === strpos($key, COLUMN_PATH_FILE_NAME)) {
@@ -114,7 +114,7 @@ class Delete {
 
                 // check if there are other records referencing the same file: do not delete the file now.
                 // This check won't find duplicates, if they are spread over different columns or tables.
-                $samePathFileName = $this->db->sql("SELECT COUNT(id) AS cnt FROM $tableName WHERE $key LIKE ?", ROW_EXPECT_1, [$file]);
+                $samePathFileName = $this->db->sql("SELECT COUNT($primaryKey) AS cnt FROM $tableName WHERE $key LIKE ?", ROW_EXPECT_1, [$file]);
                 if ($samePathFileName['cnt'] === 1) {
                     if (!unlink($file)) {
                         throw new UserFormException("Error deleting file: $file", ERROR_IO_UNLINK);

extension/qfq/qfq/QuickFormQuery.php

@@ -388,9 +388,9 @@ class QuickFormQuery {
             $this->store->createSipAfterFormLoad($formName);
         }
 
-        if ($this->store->getVar('id', STORE_BEFORE) === false) {
+        if ($this->store->getVar($this->formSpec[F_PRIMARY_KEY], STORE_BEFORE) === false) {
             $this->store->fillStoreWithRecord($this->formSpec[F_TABLE_NAME], $recordId,
-                $this->dbArray[$this->dbIndexData], STORE_BEFORE);
+                $this->dbArray[$this->dbIndexData], $this->formSpec[F_PRIMARY_KEY],STORE_BEFORE);
         }
 
         // Check (and release) dirtyRecord.
@@ -398,7 +398,7 @@ class QuickFormQuery {
             $dirty = new Dirty(false, $this->dbIndexData, $this->dbIndexQfq);
 
             $answer = $dirty->checkDirtyAndRelease($formMode, $this->formSpec[F_RECORD_LOCK_TIMEOUT_SECONDS],
-                $this->formSpec[F_DIRTY_MODE], $this->formSpec[F_TABLE_NAME], $recordId, true);
+                $this->formSpec[F_DIRTY_MODE], $this->formSpec[F_TABLE_NAME], $this->formSpec[F_PRIMARY_KEY], $recordId, true);
 
             // In case of a conflict, return immediately
             if ($answer[API_STATUS] != API_ANSWER_STATUS_SUCCESS) {
@@ -461,7 +461,7 @@ class QuickFormQuery {
             case FORM_DELETE:
                 $formAction->elements($recordId, $this->feSpecAction, FE_TYPE_BEFORE_DELETE);
 
-                $build->process($this->formSpec[F_TABLE_NAME], $recordId);
+                $build->process($this->formSpec[F_TABLE_NAME], $recordId, $this->formSpec[F_PRIMARY_KEY]);
 
                 $formAction->elements($recordId, $this->feSpecAction, FE_TYPE_AFTER_DELETE);
                 break;
@@ -476,7 +476,7 @@ class QuickFormQuery {
 
                 // If an old record exist: load it. Necessary to delete uploaded files which should be overwritten.
                 $this->store->fillStoreWithRecord($this->formSpec[F_TABLE_NAME], $recordId,
-                    $this->dbArray[$this->dbIndexData]);
+                    $this->dbArray[$this->dbIndexData], $this->formSpec[F_PRIMARY_KEY]);
 
                 // SAVE
                 $save = new Save($this->formSpec, $this->feSpecAction, $this->feSpecNative, $this->feSpecNativeRaw);
@@ -487,7 +487,7 @@ class QuickFormQuery {
                 $rc = $save->process();
 
                 // Reload fresh saved record and fill STORE_RECORD with it.
-                $this->store->fillStoreWithRecord($this->formSpec[F_TABLE_NAME], $rc, $this->dbArray[$this->dbIndexData]);
+                $this->store->fillStoreWithRecord($this->formSpec[F_TABLE_NAME], $rc, $this->dbArray[$this->dbIndexData], $this->formSpec[F_PRIMARY_KEY]);
 
                 $save->processAllUploads($rc);
 
@@ -495,7 +495,7 @@ class QuickFormQuery {
                 $status = $formAction->elements($rc, $this->feSpecAction, FE_TYPE_AFTER_INSERT . ',' . FE_TYPE_AFTER_UPDATE . ',' . FE_TYPE_AFTER_SAVE);
                 if ($status != ACTION_ELEMENT_NO_CHANGE) {
                     // Reload fresh saved record and fill STORE_RECORD with it.
-                    $this->store->fillStoreWithRecord($this->formSpec[F_TABLE_NAME], $rc, $this->dbArray[$this->dbIndexData]);
+                    $this->store->fillStoreWithRecord($this->formSpec[F_TABLE_NAME], $rc, $this->dbArray[$this->dbIndexData], $this->formSpec[F_PRIMARY_KEY]);
                 }
 
                 // Action: Paste
@@ -844,6 +844,9 @@ class QuickFormQuery {
         } else {
             $form[F_DB_INDEX] = $this->eval->parse($form[F_DB_INDEX]);
         }
+        if (empty($form[F_PRIMARY_KEY])) {
+            $form[F_PRIMARY_KEY] = F_PRIMARY_KEY_DEFAULT;
+        }
 
         // Some forms load/save the form data on extra defined databases.
         if ($this->dbIndexData != $form[F_DB_INDEX]) {
@@ -858,7 +861,7 @@ class QuickFormQuery {
 
         // This is needed for filling templateGroup records with their default values
         // and for evaluating variables in the Form title
-        $this->store->fillStoreWithRecord($form[F_TABLE_NAME], $recordId, $this->dbArray[$this->dbIndexData]);
+        $this->store->fillStoreWithRecord($form[F_TABLE_NAME], $recordId, $this->dbArray[$this->dbIndexData], $form[F_PRIMARY_KEY]);
 
         $formSpec = $this->eval->parseArray($form);
 

extension/qfq/qfq/Save.php

@@ -230,7 +230,7 @@ class Save {
             $rc = $this->insertRecord($this->formSpec[F_TABLE_NAME], $newValues);
 
         } else {
-            $this->updateRecord($this->formSpec[F_TABLE_NAME], $newValues, $recordId);
+            $this->updateRecord($this->formSpec[F_TABLE_NAME], $newValues, $recordId, $this->formSpec[F_PRIMARY_KEY]);
             $rc = $recordId;
         }
 
@@ -288,13 +288,14 @@ class Save {
      * @param string $tableName
      * @param array $values
      * @param int $recordId
+     * @param string $primaryKey
      *
      * @return bool|int     false if $values is empty, else affectedrows
      * @throws CodeException
      * @throws DbException
      * @throws UserFormException
      */
-    public function updateRecord($tableName, array $values, $recordId) {
+    public function updateRecord($tableName, array $values, $recordId, $primaryKey = F_PRIMARY_KEY_DEFAULT) {
 
         if (count($values) === 0)
             return 0; // nothing to write, 0 rows affected
@@ -310,7 +311,7 @@ class Save {
             $sql .= '`' . $column . '` = ?, ';
         }
 
-        $sql = substr($sql, 0, strlen($sql) - 2) . " WHERE id = ?";
+        $sql = substr($sql, 0, strlen($sql) - 2) . " WHERE $primaryKey = ?";
         $values[] = $recordId;
 
         $rc = $this->db->sql($sql, ROW_REGULAR, array_values($values));
@@ -387,7 +388,7 @@ class Save {
 
         // Only used in 'Simple Upload'
         if (count($newValues) > 0) {
-            $this->updateRecord($this->formSpec[F_TABLE_NAME], $newValues, $recordId);
+            $this->updateRecord($this->formSpec[F_TABLE_NAME], $newValues, $recordId, $this->formSpec[F_PRIMARY_KEY]);
         }
     }
 

extension/qfq/qfq/database/DatabaseUpdateData.php

@@ -124,6 +124,10 @@ $UPDATE_ARRAY = array(
         "ALTER TABLE `Form` CHANGE `title` `title` VARCHAR(511) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT ''",
     ],
 
+    '18.9.1' => [
+        "ALTER TABLE `Form` ADD `primaryKey` VARCHAR(255) NOT NULL DEFAULT '' AFTER `tableName`",
+    ],
+
 );
 
 

extension/qfq/qfq/form/Dirty.php

@@ -126,7 +126,10 @@ class Dirty {
         $this->dbIndexData = empty($sipVars[PARAM_DB_INDEX_DATA]) ? $this->store->getVar(SYSTEM_DB_INDEX_DATA, STORE_SYSTEM) : $sipVars[PARAM_DB_INDEX_DATA];
         $this->doDbArray($this->dbIndexData, $this->dbIndexQfq);
 
-        $tableVars = $this->dbArray[$this->dbIndexQfq]->sql("SELECT tableName, dirtyMode, recordLockTimeoutSeconds FROM Form AS f WHERE f.name=?", ROW_EXPECT_1, [$sipVars[SIP_FORM]], "Form not found: '" . $sipVars[SIP_FORM] . "'");
+        $tableVars = $this->dbArray[$this->dbIndexQfq]->sql("SELECT tableName, primaryKey, dirtyMode, recordLockTimeoutSeconds FROM Form WHERE name=?", ROW_EXPECT_1, [$sipVars[SIP_FORM]], "Form not found: '" . $sipVars[SIP_FORM] . "'");
+        if (empty($tableVars[F_PRIMARY_KEY])) {
+            $tableVars[F_PRIMARY_KEY] = F_PRIMARY_KEY_DEFAULT;
+        }
 
         switch ($this->client[API_LOCK_ACTION]) {
             case API_LOCK_ACTION_LOCK:
@@ -134,7 +137,7 @@ class Dirty {
                 $answer = $this->acquireDirty($recordId, $tableVars, $this->client[DIRTY_RECORD_HASH_MD5]);
                 break;
             case API_LOCK_ACTION_RELEASE:
-                $answer = $this->checkDirtyAndRelease(FORM_SAVE, $tableVars[F_RECORD_LOCK_TIMEOUT_SECONDS], $tableVars[F_DIRTY_MODE], $tableVars[F_TABLE_NAME], $recordId);
+                $answer = $this->checkDirtyAndRelease(FORM_SAVE, $tableVars[F_RECORD_LOCK_TIMEOUT_SECONDS], $tableVars[F_DIRTY_MODE], $tableVars[F_TABLE_NAME], $tableVars[F_PRIMARY_KEY], $recordId);
                 break;
             default;
                 throw new CodeException("Unknown action: " . $this->client[API_LOCK_ACTION], ERROR_DIRTY_UNKNOWN_ACTION);
@@ -156,6 +159,7 @@ class Dirty {
     private function acquireDirty($recordId, array $tableVars, $recordHashMd5) {
 
         $tableName = $tableVars[F_TABLE_NAME];
+        $primaryKey = $tableVars[F_PRIMARY_KEY];
         $formDirtyMode = $tableVars[F_DIRTY_MODE];
         $rcMd5 = '';
 
@@ -163,7 +167,7 @@ class Dirty {
             $answer = [API_STATUS => 'success', API_MESSAGE => ''];
         } else {
             // Check for changed record. Compute $rcMd5
-            $flagModified = $this->isRecordModified($tableName, $recordId, $recordHashMd5, $rcMd5);
+            $flagModified = $this->isRecordModified($tableName, $primaryKey, $recordId, $recordHashMd5, $rcMd5);
             if (($recordHashMd5 != '') && $flagModified) {
                 return [API_STATUS => API_ANSWER_STATUS_CONFLICT, API_MESSAGE => 'The record has been modified in the meantime. Please reload the form, edit and save again.'];
             }
@@ -176,7 +180,7 @@ class Dirty {
                 $feUser = $this->session->get(SESSION_FE_USER);
                 $answer = $this->writeDirty($this->client[SIP_SIP], $recordId, $tableVars, $feUser, $rcMd5);
             } else {
-                $answer = $this->conflict($recordDirty, $formDirtyMode);
+                $answer = $this->conflict($recordDirty, $formDirtyMode, $primaryKey);
             }
         }
 
@@ -213,12 +217,12 @@ class Dirty {
      *
      * @return array
      */
-    private function conflict(array $recordDirty, $currentFormDirtyMode) {
+    private function conflict(array $recordDirty, $currentFormDirtyMode, $primaryKey) {
         $status = API_ANSWER_STATUS_CONFLICT;
         $at = "at " . $recordDirty[COLUMN_CREATED] . " from " . $recordDirty[DIRTY_REMOTE_ADDRESS];
 
         // Compare modified timestamp
-        if ($this->isRecordModified($recordDirty[DIRTY_TABLE_NAME], $recordDirty[DIRTY_RECORD_ID], $recordDirty[DIRTY_RECORD_HASH_MD5], $dummy)) {
+        if ($this->isRecordModified($recordDirty[DIRTY_TABLE_NAME], $primaryKey, $recordDirty[DIRTY_RECORD_ID], $recordDirty[DIRTY_RECORD_HASH_MD5], $dummy)) {
             return [API_STATUS => API_ANSWER_STATUS_CONFLICT, API_MESSAGE => 'The record has been modified in the meantime. Please reload the form, edit and save again.'];
         }
 
@@ -261,9 +265,10 @@ class Dirty {
     private function writeDirty($s, $recordId, array $tableVars, $feUser, $recordHashMd5) {
 
         $tableName = $tableVars[F_TABLE_NAME];
+        $primaryKey = $tableVars[F_PRIMARY_KEY];
         $formDirtyMode = $tableVars[F_DIRTY_MODE];
 
-        $record = $this->dbArray[$this->dbIndexData]->sql("SELECT * FROM $tableName WHERE id=?", ROW_EXPECT_1, [$recordId], "Record to lock not found.");
+        $record = $this->dbArray[$this->dbIndexData]->sql("SELECT * FROM $tableName WHERE $primaryKey=?", ROW_EXPECT_1, [$recordId], "Record to lock not found.");
 
         $expire = date('Y-m-d H:i:s', strtotime("+" . $tableVars[F_RECORD_LOCK_TIMEOUT_SECONDS] . " seconds"));
         // Write 'dirty' record
@@ -281,18 +286,19 @@ class Dirty {
      * Get MD5 from tableName/recordId and compare with $recordHashMd5.
      *
      * @param string $tableName
+     * @param string $primaryKey
      * @param int $recordId
      * @param string $recordHashMd5 - timestamp e.g. '2017-07-27 14:06:56'
      * @param $rcMd5
      * @return bool true if $recordHashMd5 is different from current record md5 hash.
      */
-    private function isRecordModified($tableName, $recordId, $recordHashMd5, &$rcMd5) {
+    private function isRecordModified($tableName, $primaryKey, $recordId, $recordHashMd5, &$rcMd5) {
 
         if ($recordHashMd5 == '') {
             return false; // If there is no recordHashMd5, the check is not possible. Always return 'not modified' (=ok)
         }
 
-        $record = $this->dbArray[$this->dbIndexData]->sql("SELECT * FROM $tableName WHERE id=?", ROW_EXPECT_1, [$recordId], "Record to lock not found.");
+        $record = $this->dbArray[$this->dbIndexData]->sql("SELECT * FROM $tableName WHERE $primaryKey=?", ROW_EXPECT_1, [$recordId], "Record to lock not found.");
 
         $rcMd5 = OnArray::getMd5($record);
 
@@ -355,7 +361,7 @@ class Dirty {
      * @throws CodeException
      * @throws UserFormException
      */
-    public function checkDirtyAndRelease($formMode, $lockTimeout, $dirtyMode, $tableName, $recordId, $flagCheckModifiedFirst = false) {
+    public function checkDirtyAndRelease($formMode, $lockTimeout, $dirtyMode, $tableName, $primaryKey, $recordId, $flagCheckModifiedFirst = false) {
 
         $rcRecordDirty = array();
         $rcMsg = '';
@@ -368,7 +374,7 @@ class Dirty {
         }
 
         // Check if the record has changed in the meantime.
-        if ($flagCheckModifiedFirst && $this->isRecordModified($tableName, $recordId, $this->client[DIRTY_RECORD_HASH_MD5], $dummy)) {
+        if ($flagCheckModifiedFirst && $this->isRecordModified($tableName, $primaryKey, $recordId, $this->client[DIRTY_RECORD_HASH_MD5], $dummy)) {
             throw new UserFormException ('The record has been modified in the meantime. Please reload the form, edit and save again.', ERROR_DIRTY_RECORD_MODIFIED);
         }
 
@@ -402,7 +408,7 @@ class Dirty {
         // Is the dirtyRecord mine?
         if ($lockStatus == LOCK_FOUND_OWNER) {
             // Check if the record has changed in the meantime.
-            if ($this->isRecordModified($tableName, $recordId, $rcRecordDirty[DIRTY_RECORD_HASH_MD5], $dummy)) {
+            if ($this->isRecordModified($tableName, $primaryKey, $recordId, $rcRecordDirty[DIRTY_RECORD_HASH_MD5], $dummy)) {
                 return [API_STATUS => API_ANSWER_STATUS_CONFLICT, API_MESSAGE => 'The record has been modified in the meantime. Please reload the form, edit and save again.'];
             }
 

extension/qfq/qfq/form/FormAction.php

@@ -149,7 +149,7 @@ class FormAction {
                     break;
                 default:
                     // Always work on recent data: previous actions might have modified the data.
-                    $this->store->fillStoreWithRecord($this->primaryTableName, $recordId, $this->db);
+                    $this->store->fillStoreWithRecord($this->primaryTableName, $recordId, $this->db, $this->formSpec[F_PRIMARY_KEY]);
             }
 
             if (!$this->checkRequiredList($fe)) {

extension/qfq/qfq/store/FillStoreForm.php

@@ -70,9 +70,12 @@ class FillStoreForm {
 
         $form = $this->store->getVar(SIP_FORM, STORE_SIP, SANITIZE_ALLOW_ALNUMX);
         $recordId = $this->store->getVar(SIP_RECORD_ID, STORE_SIP, SANITIZE_ALLOW_DIGIT);
-        $tableFromFormSql = "SELECT f.tableName FROM Form AS f WHERE f.name=?";
-        $tableVars = $this->dbArray[$this->dbIndexQfq]->sql($tableFromFormSql,ROW_EXPECT_1, [$form]);
-        $this->store->fillStoreWithRecord($tableVars[F_TABLE_NAME], $recordId, $this->dbArray[$this->dbIndexData]);
+        $tableFromFormSql = "SELECT tableName, primaryKey FROM Form WHERE name=?";
+        $form = $this->dbArray[$this->dbIndexQfq]->sql($tableFromFormSql,ROW_EXPECT_1, [$form]);
+        if (empty($form[F_PRIMARY_KEY])) {
+            $form[F_PRIMARY_KEY] = F_PRIMARY_KEY_DEFAULT;
+        }
+        $this->store->fillStoreWithRecord($form[F_TABLE_NAME], $recordId, $this->dbArray[$this->dbIndexData], $form[F_PRIMARY_KEY]);
 
         $this->evaluate = new Evaluate($this->store, $this->dbArray[$this->dbIndexData]);
 

extension/qfq/qfq/store/Store.php

@@ -856,15 +856,20 @@ class Store {
      * @param $tableName
      * @param $recordId
      * @param $db
+     * @param $primaryKey
      * @param string $store
      * @throws CodeException
      * @throws UserFormException
      */
-    public static function fillStoreWithRecord($tableName, $recordId, $db, $store = STORE_RECORD) {
+    public static function fillStoreWithRecord($tableName, $recordId, $db,
+                                               $primaryKey = F_PRIMARY_KEY_DEFAULT, $store = STORE_RECORD) {
         if ($recordId !== false && $recordId > 0 &&
             is_string($tableName) && $tableName !== '') {
+            if (!$primaryKey) {
+                $primaryKey = F_PRIMARY_KEY_DEFAULT;
+            }
 
-            $record = $db->sql("SELECT * FROM $tableName WHERE id = ?", ROW_EXPECT_1, [$recordId]);
+            $record = $db->sql("SELECT * FROM $tableName WHERE $primaryKey = ?", ROW_EXPECT_1, [$recordId]);
             self::setStore($record, $store, true);
         }
     }

extension/qfq/sql/formEditor.sql

@@ -4,7 +4,7 @@ CREATE TABLE IF NOT EXISTS `Form` (
   `title`                    VARCHAR(511)                                                NOT NULL  DEFAULT '',
   `noteInternal`             TEXT                                                        NOT NULL,
   `tableName`                VARCHAR(255)                                                NOT NULL  DEFAULT '',
-
+  `primaryKey`               VARCHAR(255)                                                NOT NULL  DEFAULT '',
 
   `permitNew`                ENUM ('sip', 'logged_in', 'logged_out', 'always', 'never')  NOT NULL  DEFAULT 'sip',
   `permitEdit`               ENUM ('sip', 'logged_in', 'logged_out', 'always', 'never')  NOT NULL  DEFAULT 'sip',
@@ -190,8 +190,9 @@ VALUES
                                                                                                                               1, '', '', '', 'specialchar', 'no', '[a-zA-Z0-9._+-]+'),
   (1, 'title', 'Title', 'show', 'text', 'all', 'native', 130, 0, 0, '<a href="{{documentation:Y}}#form-title">Info</a>', '', '', '', '', 1, '', '', '', 'none', 'no', ''),
   (1, 'noteInternal', 'Note', 'show', 'text', 'all', 'native', 140, '40,3', 0, '<a href="{{documentation:Y}}#form-note">Info</a>', '', '', '', '', 1, '', '', '', 'specialchar', 'no', ''),
-  (1, 'tableName', 'Table', 'required', 'select', 'all', 'native', 150, 0, 0, '<a href="{{documentation:Y}}#form-tablename">Info</a>', '', '', '{{[{{indexData:Y}}]!SHOW tables}}',
-                                                                                                                                       'emptyItemAtStart', 1, '', '', '', 'specialchar', 'no', ''),
+  (1, 'tableName', 'Table', 'required', 'select', 'all', 'native', 150, 0, 0, '<a href="{{documentation:Y}}#form-tablename">Info</a>', '', '', '{{[{{indexData:Y}}]!SHOW tables}}', 'emptyItemAtStart', 1, '', '', '', 'specialchar', 'no', ''),
+  (1, 'primaryKey', 'Primary Key', 'show', 'text', 'all', 'native', 155, 0, 0, '<a href="{{documentation:Y}}#form-primary-key">Info</a>', '', '', '', '', 1, '', '', 'id', 'specialchar', 'no', ''),
+
   (1, 'parameterLanguageA', 'Language: {{formLanguageALabel:YE}}', 'show', 'text', 'all', 'native', 160, '60,2', 0,
       '<a href="{{documentation:Y}}#multi-language-form">Info</a>', '', '', '', '', 1, '', '{{SELECT IF("{{formLanguageAId:YE}}"="","hidden","show" ) }}', '', 'none', 'no', ''),
   (1, 'parameterLanguageB', 'Language: {{formLanguageBLabel:YE}}', 'show', 'text', 'all', 'native', 160, '60,2', 0,