Add GDrive Preview images

Gemfile

@@ -20,7 +20,7 @@ gem "jekyll-sass-converter", ">= 3.0", "< 4.0"
 group :jekyll_plugins do
   gem "jekyll-feed", github: 'buddhist-uni/jekyll-feed', branch: 'collection-tags'
   gem "jekyll-sitemap", "~> 1.4.0"
-  gem "jekyll-seo-tag", github: "buddhist-uni/jekyll-seo-tag", ref: '5a9a962'
+  gem "jekyll-seo-tag", github: "buddhist-uni/jekyll-seo-tag", ref: 'ccdde88'
   gem "jekyll-last-modified-at", github: "buddhist-uni/jekyll-last-modified-at", branch: 'post-date'
   gem 'jekyll-include-cache'
 end

Gemfile.lock

@@ -17,8 +17,8 @@ GIT
 
 GIT
   remote: https://github.com/buddhist-uni/jekyll-seo-tag.git
-  revision: 5a9a962027516970a0983d3ed5b006d363504aa7
-  ref: 5a9a962
+  revision: ccdde8891a22676ee900d2e5963ba54aa26b186f
+  ref: ccdde88
   specs:
     jekyll-seo-tag (2.7.1)
       jekyll (>= 3.8, < 5.0)

_content/articles/epistemology-of-the-brahmajala-sutta_stephen-a-evans.md

@@ -4,7 +4,7 @@ authors:
   - "Stephen A. Evans"
 external_url: "https://journal.equinoxpub.com/BSR/article/view/8892"
 drive_links:
-  - "https://drive.google.com/file/d/135c1u_bJGU453uYcyYv_jW8m3WiY7sRc/view?usp=drive_link"
+  - "https://drive.google.com/file/d/1IL2PUov4g1CKN5XPy4-HuvK8ootRnYYL/view?usp=sharing"
 file_links:
   - "smallpdfs/stephen-a-evans_2009_epistemology-of-the-brahmajala-sutta.pdf"
 course: epistemology

_layouts/content.html

@@ -27,7 +27,12 @@
     <img src="https://buddhistuniversity.net/assets/imgs/covers/{{ page.olid }}.jpg" alt="the book cover">
     {% elsif page.image %}
     <img src="{{page.image}}">
-    {% endif %}
+    {%- elsif page.drive_links[0] -%}{%- if 'pdf,mp4' contains page.formats[0] -%}
+    {%- assign dlink = page.drive_links[0] | split: "/" -%}
+    {%- assign dlink = dlink[5] -%}
+    {%- if dlink.size == 28 or dlink.size == 33 or dlink.size == 44 -%}
+    <img src="https://drive.google.com/thumbnail?authuser=0&sz=h500&id={{ dlink }}">
+    {%- endif -%}{%- endif -%}{%- endif -%}
     {% assign title = page.title | markdownify | remove: '<p>' | remove: '</p>' | split: ": " %}
     <h1 class="post-title">{% if page.subcat %}{% include content_icon.html category=page.category subcat=page.subcat %} {% endif %}{{ title | first }}
     {%- if title.size > 1 -%}<span style="color:transparent">: </span><div class="post-subtitle">{{ title | shift | join: ": " }}</div>{%- endif -%}</h1>

scripts/ensure_drive_links_are_shared.py

@@ -0,0 +1,32 @@
+#!/bin/python3
+
+import gdrive
+import website
+
+website.load()
+
+all_public_gids = []
+
+for page in website.content:
+  if page.drive_links:
+    for glink in page.drive_links:
+      gid = gdrive.link_to_id(glink)
+      if gid:
+        all_public_gids.append(gid)
+
+print(f"Fetching permissions info about {len(all_public_gids)} Google Drive files...")
+all_files = gdrive.batch_get_files_by_id(all_public_gids, "id,name,permissions,ownedByMe")
+print("Looking for those missing public permissions...")
+for file in all_files:
+  if not file['ownedByMe']:
+    continue
+  is_publicly_shared = False
+  for permission in file['permissions']:
+    if permission['type'] == 'anyone':
+      is_publicly_shared = True
+      break
+  if not is_publicly_shared:
+    print(f"Sharing \"{file['name']}\" with everyone...")
+    gdrive.share_drive_file_with_everyone(file['id'])
+
+print("Done!")

scripts/gdrive.py

@@ -490,6 +490,12 @@ def download_folder_contents_to(gdfid: str, target_directory: Path | str, recurs
       follow_links=follow_links,
     )
 
+def share_drive_file_with_everyone(file_id: str):
+  return session().permissions().create(
+    fileId=file_id,
+    body={"role": "reader", "type": "anyone"},
+  ).execute()
+
 def batch_get_files_by_id(IDs: list, fields: str):
   ret = []
   if len(IDs) > 100: