Merge pull request #10 from Backs/empty_theme

parse template with empty theme
skbkontur · Jul 27, 2022 · ead6349 · ead6349
2 parents 5602541 + 6d9022d
commit ead6349
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Showing 4 changed files with 40 additions and 2 deletions.
diff --git a/Excel.TemplateEngine.Tests/FileGeneratingTests/Files/template_2.xlsx b/Excel.TemplateEngine.Tests/FileGeneratingTests/Files/template_2.xlsx
diff --git a/Excel.TemplateEngine.Tests/FileGeneratingTests/TemplateTests.cs b/Excel.TemplateEngine.Tests/FileGeneratingTests/TemplateTests.cs
@@ -0,0 +1,24 @@
+using System.IO;
+
+using NUnit.Framework;
+
+using SkbKontur.Excel.TemplateEngine.FileGenerating;
+
+using Vostok.Logging.Console;
+
+namespace SkbKontur.Excel.TemplateEngine.Tests.FileGeneratingTests
+{
+    [TestFixture]
+    public class TemplateTests : FileBasedTestBase
+    {
+        [Test]
+        public void TemplateWithoutThemeTest()
+        {
+            var content = File.ReadAllBytes(GetFilePath("template_2.xlsx"));
+            using (var template = ExcelDocumentFactory.TryCreateFromTemplate(content, new ConsoleLog()))
+            {
+                Assert.IsNotNull(template);
+            }
+        }
+    }
+}
diff --git a/Excel.TemplateEngine/FileGenerating/Primitives/Implementations/ExcelDocument.cs b/Excel.TemplateEngine/FileGenerating/Primitives/Implementations/ExcelDocument.cs
@@ -5,6 +5,7 @@
 using System.Text;
 using System.Xml;
 
+using DocumentFormat.OpenXml.Drawing;
 using DocumentFormat.OpenXml.Packaging;
 using DocumentFormat.OpenXml.Spreadsheet;
 
@@ -31,13 +32,26 @@ public ExcelDocument([NotNull] byte[] template, [NotNull] ILog logger)
             documentMemoryStream.Write(template, 0, template.Length);
             spreadsheetDocument = SpreadsheetDocument.Open(documentMemoryStream, true);
 
-            documentStyle = new ExcelDocumentStyle(spreadsheetDocument.GetOrCreateSpreadsheetStyles(), spreadsheetDocument.WorkbookPart.ThemePart.Theme, this.logger);
+            var theme = GetEmptyTheme();
+            documentStyle = new ExcelDocumentStyle(spreadsheetDocument.GetOrCreateSpreadsheetStyles(), spreadsheetDocument.WorkbookPart?.ThemePart?.Theme ?? theme, this.logger);
             excelSharedStrings = new ExcelSharedStrings(spreadsheetDocument.GetOrCreateSpreadsheetSharedStrings());
             spreadsheetDisposed = false;
 
             SetDefaultCreatorAndEditor();
         }
 
+        private static Theme GetEmptyTheme()
+        {
+            var theme = new Theme
+                {
+                    ThemeElements = new ThemeElements
+                        {
+                            ColorScheme = new ColorScheme()
+                        }
+                };
+            return theme;
+        }
+
         private void ThrowIfSpreadsheetDisposed()
         {
             if (spreadsheetDisposed)

diff --git a/version.json b/version.json
@@ -1,5 +1,5 @@
 {
-  "version": "1.1",
+  "version": "1.2",
   "assemblyVersion": {
     "precision": "build"
   },