From c508af254f3170644e453808f50feac8c233e962 Mon Sep 17 00:00:00 2001
From: Jawad Ahmad <Jawad79Ahmad>
Date: Fri, 26 Jul 2024 16:42:19 +0500
Subject: [PATCH 1/2] ability to extract headers and footers

---
 lib/docx/document.rb | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/lib/docx/document.rb b/lib/docx/document.rb
index 4fe0ee1..113694c 100755
--- a/lib/docx/document.rb
+++ b/lib/docx/document.rb
@@ -75,6 +75,20 @@ def bookmarks
       bkmrks_hsh
     end
 
+    def headers
+      @zip.glob('word/header*.xml').map do |entry|
+        header_xml = entry.get_input_stream.read
+        Nokogiri::XML(header_xml)
+      end
+    end
+
+    def footers
+      @zip.glob('word/footer*.xml').map do |entry|
+        footer_xml = entry.get_input_stream.read
+        Nokogiri::XML(footer_xml)
+      end
+    end
+
     def to_xml
       Nokogiri::XML(@document_xml)
     end

From 9a39e71de4aa998f035a0db3ea601bab107e42e1 Mon Sep 17 00:00:00 2001
From: Jawad Ahmad <Jawad79Ahmad>
Date: Tue, 30 Jul 2024 13:12:38 +0500
Subject: [PATCH 2/2] persisting headers and footers after fetch

---
 lib/docx/document.rb | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/lib/docx/document.rb b/lib/docx/document.rb
index 113694c..8d7833c 100755
--- a/lib/docx/document.rb
+++ b/lib/docx/document.rb
@@ -22,7 +22,7 @@ module Docx
   class Document
     include Docx::SimpleInspect
 
-    attr_reader :xml, :doc, :zip, :styles
+    attr_reader :xml, :doc, :zip, :styles, :headers, :footers
 
     def initialize(path_or_io, options = {})
       @replace = {}
@@ -40,6 +40,8 @@ def initialize(path_or_io, options = {})
 
       @document_xml = document.get_input_stream.read
       @doc = Nokogiri::XML(@document_xml)
+      @headers = fetch_headers
+      @footers = fetch_footers
       load_styles
       yield(self) if block_given?
     ensure
@@ -75,14 +77,14 @@ def bookmarks
       bkmrks_hsh
     end
 
-    def headers
+    def fetch_headers
       @zip.glob('word/header*.xml').map do |entry|
         header_xml = entry.get_input_stream.read
         Nokogiri::XML(header_xml)
       end
     end
 
-    def footers
+    def fetch_footers
       @zip.glob('word/footer*.xml').map do |entry|
         footer_xml = entry.get_input_stream.read
         Nokogiri::XML(footer_xml)
@@ -224,6 +226,12 @@ def load_rels
     def update
       replace_entry 'word/document.xml', doc.serialize(save_with: 0)
       replace_entry 'word/styles.xml', styles_configuration.serialize(save_with: 0)
+      headers.each_with_index do |header, index|
+        replace_entry "word/header#{index + 1}.xml", header.serialize(:save_with => 0) if header
+      end
+      footers.each_with_index do |footer, index|
+        replace_entry "word/footer#{index + 1}.xml", footer.serialize(:save_with => 0) if footer
+      end
     end
 
     # generate Elements::Containers::Paragraph from paragraph XML node