Prepared pages processing has been refactored

limereport/lrpreparedpages.cpp

@@ -0,0 +1,85 @@
+#include "lrpreparedpages.h"
+
+#include "serializators/lrxmlreader.h"
+#include "serializators/lrxmlwriter.h"
+
+namespace LimeReport {
+
+bool PreparedPages::loadFromFile(const QString &fileName)
+{
+    ItemsReaderIntf::Ptr reader = FileXMLReader::create(fileName);
+    return readPages(reader);
+}
+
+bool PreparedPages::loadFromString(const QString data)
+{
+    ItemsReaderIntf::Ptr reader = StringXMLreader::create(data);
+    return readPages(reader);
+}
+
+bool PreparedPages::loadFromByteArray(QByteArray *data)
+{
+    ItemsReaderIntf::Ptr reader = ByteArrayXMLReader::create(data);
+    return readPages(reader);
+}
+
+bool PreparedPages::saveToFile(const QString &fileName)
+{
+    if (!fileName.isEmpty()){
+        QScopedPointer< ItemsWriterIntf > writer(new XMLWriter());
+        foreach (PageItemDesignIntf::Ptr page, *m_pages){
+            writer->putItem(page.data());
+        }
+        return writer->saveToFile(fileName);
+    }
+    return false;
+}
+
+QString PreparedPages::saveToString()
+{
+    QScopedPointer< ItemsWriterIntf > writer(new XMLWriter());
+    foreach (PageItemDesignIntf::Ptr page, *m_pages){
+        writer->putItem(page.data());
+    }
+    return writer->saveToString();
+}
+
+QByteArray PreparedPages::saveToByteArray()
+{
+    QScopedPointer< ItemsWriterIntf > writer(new XMLWriter());
+    foreach (PageItemDesignIntf::Ptr page, *m_pages){
+        writer->putItem(page.data());
+    }
+    return writer->saveToByteArray();
+}
+
+void PreparedPages::clear()
+{
+    m_pages->clear();
+}
+
+bool PreparedPages::readPages(ItemsReaderIntf::Ptr reader)
+{
+    if (reader->first()){
+        PageItemDesignIntf::Ptr page = PageItemDesignIntf::create(0);
+        if (!reader->readItem(page.data()))
+            return false;
+        else {
+            m_pages->append(page);
+            while (reader->next()){
+                page = PageItemDesignIntf::create(0);
+                if (!reader->readItem(page.data())){
+                    m_pages->clear();
+                    return false;
+                } else {
+                    m_pages->append(page);
+                }
+            }
+        }
+
+        return true;
+    }
+    return false;
+}
+
+}