From 5d9314f134ddd3dc4c853e398ac90ba247fb2e4f Mon Sep 17 00:00:00 2001
From: Unit 193 <unit193@ubuntu.com>
Date: Mon, 13 Jun 2016 18:42:42 -0400
Subject: Imported Upstream version 3.1.0

---
 SQLiteStudio3/coreSQLiteStudio/tablemodifier.h | 50 +++++++++++++++++++++++---
 1 file changed, 46 insertions(+), 4 deletions(-)

(limited to 'SQLiteStudio3/coreSQLiteStudio/tablemodifier.h')

diff --git a/SQLiteStudio3/coreSQLiteStudio/tablemodifier.h b/SQLiteStudio3/coreSQLiteStudio/tablemodifier.h
index 675202d..cba27ed 100644
--- a/SQLiteStudio3/coreSQLiteStudio/tablemodifier.h
+++ b/SQLiteStudio3/coreSQLiteStudio/tablemodifier.h
@@ -59,6 +59,7 @@ class API_EXPORT TableModifier
         bool handleAllExprWithTrigTable(SqliteStatement* stmt, const QString& contextTable);
         bool handleExprListWithTrigTable(const QList<SqliteExpr*>& exprList);
         bool handleExprWithTrigTable(SqliteExpr* expr);
+        bool handleExpr(SqliteExpr* expr);
         void simpleHandleIndexes();
         void simpleHandleTriggers(const QString& view = QString::null);
         SqliteQueryPtr parseQuery(const QString& ddl);
@@ -68,16 +69,55 @@ class API_EXPORT TableModifier
          * @param newCreateTable
          * Finds all tables referencing currently modified table and updates their referenced table name and columns.
          */
-        void handleFks(const QString& tempTableName);
-        void subHandleFks(const QString& oldName, const QString& oldTempName);
-        bool subHandleFks(SqliteForeignKey* fk, const QString& oldName, const QString& oldTempName);
+        void handleFks();
+        void handleFks(const QString& oldName, const QString& theNewName);
+        bool handleFks(SqliteForeignKey* fk, const QString& oldName, const QString& theNewName);
+        bool handleFkConstrains(SqliteCreateTable* stmt, const QString& oldName, const QString& theNewName);
 
         bool handleName(const QString& oldName, QString& valueToUpdate);
-        bool handleIndexedColumns(QList<SqliteIndexedColumn*>& columnsToUpdate);
+        static bool handleName(const QString& oldName, const QString& theNewName, QString& valueToUpdate);
+        bool handleIndexedColumns(const QList<SqliteOrderBy*>& columnsToUpdate);
+        bool handleIndexedColumnsInitial(SqliteOrderBy* col, bool& modified);
+        bool handleIndexedColumnsInitial(SqliteIndexedColumn* col, bool& modified);
         bool handleColumnNames(QStringList& columnsToUpdate);
         bool handleColumnTokens(TokenList& columnsToUpdate);
         bool handleUpdateColumns(SqliteUpdate* update);
 
+
+        template <class T>
+        bool handleIndexedColumns(QList<T*>& columnsToUpdate)
+        {
+            bool modified = false;
+            QString lowerName;
+            QString colName;
+            QMutableListIterator<T*> it(columnsToUpdate);
+            while (it.hasNext())
+            {
+                T* idxCol = it.next();
+                if (handleIndexedColumnsInitial(idxCol, modified))
+                    continue;
+
+                colName = idxCol->getColumnName();
+
+                // If column was modified, assign new name
+                lowerName = colName.toLower();
+                if (tableColMap.contains(lowerName))
+                {
+                    idxCol->setColumnName(tableColMap[lowerName]);
+                    modified = true;
+                    continue;
+                }
+
+                // It wasn't modified, but it's not on existing columns list? Remove it.
+                if (indexOf(existingColumns, colName, Qt::CaseInsensitive) == -1)
+                {
+                    it.remove();
+                    modified = true;
+                }
+            }
+            return modified;
+        }
+
         Db* db = nullptr;
         Dialect dialect;
 
@@ -114,6 +154,7 @@ class API_EXPORT TableModifier
         QStringList existingColumns;
         QHash<QString, QString> tableColMap;
         QHash<QString, QString> triggerNameToDdlMap;
+        QStringList tablesHandledForFk;
         QStringList modifiedTables;
         QStringList modifiedIndexes;
         QStringList modifiedTriggers;
@@ -121,4 +162,5 @@ class API_EXPORT TableModifier
         QStringList usedTempTableNames;
 };
 
+
 #endif // TABLEMODIFIER_H
-- 
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