new: Completed support for migrating images to Tencent Cloud COS

markdown.py

@@ -0,0 +1,46 @@
+from uploader import Uploader
+import os
+import re
+
+uploader = Uploader()
+
+
+# find all markdown files in specified directory
+def find_files(directory):
+    markdown_files = []
+    for root, dirs, files in os.walk(directory):
+        for file in files:
+            if file.endswith(".md"):
+                markdown_files.append(os.path.join(root, file))
+
+    return markdown_files
+
+
+# replace pic_bed for single markdown file
+def replace_pic_bed(markdown_file, new_pic_bed):
+    img_pattern = re.compile(r'!\[.*\]\((.*)\)')
+    url_pattern = re.compile(r'\((.*)\)')
+
+    old_file = open(markdown_file, 'r', encoding='utf-8')
+    old_lines = old_file.readlines()
+    old_file.close()
+
+    new_file = open(markdown_file, 'w', encoding='utf-8')
+    for line in old_lines:
+        img_match = img_pattern.search(line)
+        if img_match:
+            url_match = url_pattern.search(line)
+            if url_match:
+                old_url = url_match.group(1)
+                new_url = uploader.upload_web_img(old_url, new_pic_bed)
+
+                if new_url != '':
+                    line = re.sub(img_pattern, lambda match: f'![]({new_url})', line)
+                    print(f'-replaced {old_url} to {new_url}')
+                else:
+                    print(f'-upload failed {old_url}')
+
+        new_file.write(line)
+
+    new_file.close()
+    print(f'!finished {markdown_file}\n')