From fcf126f8aab283078111f8dac0b589e51f30f0ce Mon Sep 17 00:00:00 2001
From: Yuchen Pei <id@ypei.org>
Date: Thu, 20 Jul 2023 21:26:38 +1000
Subject: Adding functions to get html url

---
 wiki-engine.el | 20 +++++++++++++++++---
 wiki-markup.el | 10 +++++++++-
 2 files changed, 26 insertions(+), 4 deletions(-)

diff --git a/wiki-engine.el b/wiki-engine.el
index 6da4ad2..74dbe15 100644
--- a/wiki-engine.el
+++ b/wiki-engine.el
@@ -29,6 +29,17 @@
 (require 'wiki-utils)
 (require 'wiki-markup)
 
+(defun wiki-engine-html-url (site title)
+  "Return the url of the html webpage of TITLE on SITE."
+  (format "%s%s" (plist-get (alist-get site wiki-sites) :base-url)
+          title))
+
+(defun wiki-current-html-url ()
+  "Return the url of the html webpage of the current wiki buffer."
+  (unless (and wiki-site wiki-title)
+    (error "Nil wiki-site or wiki-title!"))
+  (wiki-engine-html-url wiki-site wiki-title))
+
 (defun wiki-engine-mediawiki-fetch (wiki-site title)
   "Fetch a mediawiki entry describing TITLE.
 
@@ -47,7 +58,8 @@ The site handle is passed as a symbol WIKI-SITE."
        (wiki-locate-dir wiki-site)
        (lambda ()
          (wiki-mode)
-         (setq-local wiki-site wiki-site)
+         (setq-local wiki-site wiki-site
+                     wiki-title title)
          )
        ))))
 
@@ -65,7 +77,8 @@ The site handle is passed as a symbol WIKI-SITE."
        (wiki-locate-dir wiki-site)
        (lambda ()
          (wiki-mode)
-         (setq-local wiki-site wiki-site)
+         (setq-local wiki-site wiki-site
+                     wiki-title title)
          )
        title))))
 
@@ -83,7 +96,8 @@ The site handle is passed as a symbol WIKI-SITE."
        (wiki-locate-dir wiki-site)
        (lambda ()
          (wiki-mode)
-         (setq-local wiki-site wiki-site)
+         (setq-local wiki-site wiki-site
+                     wiki-title title)
          )
        title))))
 
diff --git a/wiki-markup.el b/wiki-markup.el
index f29ac52..f0f26cb 100644
--- a/wiki-markup.el
+++ b/wiki-markup.el
@@ -74,7 +74,9 @@
 (defvar wiki-outline-re "=+.*=+\ *$")
 
 (defvar-local wiki-site nil
-  "The identifier of the wiki site")
+  "The identifier of the site of the current wiki buffer.")
+(defvar-local wiki-title nil
+  "The title of the current wiki buffer.")
 (defun wiki-follow-wikilink-action (data)
   "Button action to follow a wikilink"
   (funcall (wiki-site-fetcher wiki-site) (alist-get 'target data)))
@@ -93,6 +95,11 @@ This can be overriden with .dir-locals.el."
                     'local))))
   )
 
+(defun wiki-guess-title ()
+  "Guess `wiki-title' from the file name."
+  (unless wiki-title
+    (setq-local wiki-title (file-name-base (buffer-file-name)))))
+
 (defun wiki-outline-level ()
   (when (looking-at "\\(=+\\).*[^=]\\(=+\\)\\ *$")
     (min (length (match-string 1))
@@ -261,6 +268,7 @@ This can be overriden with .dir-locals.el."
   (setq-local wiki-site (intern wiki-site)))
 
 (add-hook 'wiki-mode-hook 'wiki-guess-site)
+(add-hook 'wiki-mode-hook 'wiki-guess-title)
 
 (provide 'wiki-markup)
 ;;; wiki-markup.el ends here
-- 
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