Move link_img_tags function to external file

2 files changed, 10 insertions, 11 deletions

diff --git a/pyblog b/pyblog
index 845177fa..7bdf88ae 100755
--- a/pyblog
+++ b/pyblog
@@ -783,16 +783,6 @@ def _pre_tag_insert_line_numbers(soup, pre_tag):
         pre_tag.code.append(ln_tag)
 
 
-def link_img_tags(soup):
-    """Convert each <img> tag in <article> to a link to its original."""
-    if not soup.article:
-        return
-    for img_tag in soup.article.find_all("img"):
-        a_tag = soup.new_tag("a", href=img_tag["src"], target="_blank")
-        a_tag.insert(0, copy.copy(img_tag))
-        img_tag.replace_with(a_tag)
-
-
 def process_footnote_backlinks(soup):
     """Add class attribute "footnotes-backlink" to each footnote backlink."""
     for footnotes in soup.find_all("div", attrs={"class": "footnotes"}):
@@ -812,7 +802,7 @@ def postprocess_html_file(htmlfilepath):
 
         # a series of postprocessing (extensible)
         utils.process_image_sizes(soup)
-        link_img_tags(soup)
+        utils.link_img_tags(soup)
         process_footnote_backlinks(soup)
 
         # write back
diff --git a/utils/utils.py b/utils/utils.py
index eec10adf..bc42291c 100644
--- a/utils/utils.py
+++ b/utils/utils.py
@@ -139,3 +139,12 @@ def make_sitemap_url_element(link, updated=None, changefreq=None, priority=None)
         priority_elem.text = "%.1f" % priority
         urlelem.append(priority_elem)
     return urlelem
+
+def link_img_tags(soup):
+    """Convert each <img> tag in <article> to a link to its original."""
+    if not soup.article:
+        return
+    for img_tag in soup.article.find_all("img"):
+        a_tag = soup.new_tag("a", href=img_tag["src"], target="_blank")
+        a_tag.insert(0, copy.copy(img_tag))
+        img_tag.replace_with(a_tag)