add comment subscription checkbox to editpage

Reworded template, which also called the commit message a "comment".

4 files changed, 26 insertions, 5 deletions

diff --git a/IkiWiki/Plugin/editpage.pm b/IkiWiki/Plugin/editpage.pm
index d3c695935..d15607990 100644
--- a/IkiWiki/Plugin/editpage.pm
+++ b/IkiWiki/Plugin/editpage.pm
@@ -64,7 +64,8 @@ sub cgi_editpage ($$) {
 
 	decode_cgi_utf8($q);
 
-	my @fields=qw(do rcsinfo subpage from page type editcontent editmessage);
+	my @fields=qw(do rcsinfo subpage from page type editcontent
+		editmessage subscribe);
 	my @buttons=("Save Page", "Preview", "Cancel");
 	eval q{use CGI::FormBuilder};
 	error($@) if $@;
@@ -157,6 +158,17 @@ sub cgi_editpage ($$) {
 			noimageinline => 1,
 			linktext => "FormattingHelp"));
 	
+	my $cansubscribe=IkiWiki::Plugin::notifyemail->can("subscribe")
+		&& IkiWiki::Plugin::comments->can("import")
+		&& defined $session->param('name');
+	if ($cansubscribe) {
+		$form->field(name => "subscribe", type => "checkbox",
+			options => [gettext("email comments to me")]);
+	}
+	else {
+		$form->field(name => "subscribe", type => 'hidden');
+	}
+	
 	my $previewing=0;
 	if ($form->submitted eq "Cancel") {
 		if ($form->field("do") eq "create" && defined $from) {
@@ -448,6 +460,12 @@ sub cgi_editpage ($$) {
 			# caches and get the most recent version of the page.
 			redirect($q, $baseurl."?updated");
 		}
+
+		if ($cansubscribe && length $form->field("subscribe")) {
+			my $subspec="comment($page)";
+			IkiWiki::Plugin::notifyemail::subscribe(
+				$session->param('name'), $subspec);
+		}
 	}
 
 	exit;
diff --git a/debian/changelog b/debian/changelog
index 5f9472365..b994fb55e 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -6,7 +6,7 @@ ikiwiki (3.20120204) UNRELEASED; urgency=low
   * meta: Export author information in html <meta> tag. Closes: #664779
     Thanks, Martin Michlmayr
   * notifyemail: New plugin, sends email notifications about new and 
-    changed pages.
+    changed pages, and allows subscribing to comments.
   * Added a "changes" hook. Renamed the "change" hook to "rendered", but
     the old hook name is called for now for back-compat.
   * meta: Support keywords header. Closes: #664780
diff --git a/doc/plugins/notifyemail.mdwn b/doc/plugins/notifyemail.mdwn
index 299cab8b1..302979e6e 100644
--- a/doc/plugins/notifyemail.mdwn
+++ b/doc/plugins/notifyemail.mdwn
@@ -10,5 +10,5 @@ matching the PageSpec will send an email that includes the new content of
 the page, and a link to the page on the web.
 
 To make it easy to subscribe to comment threads when posting a comment,
-there is a check box that can be used to subscribe, without needing to
-manually edit the [[ikiwiki/PageSpec]].
+or a page, there is a check box that can be used to subscribe, without
+needing to manually edit the [[ikiwiki/PageSpec]].
diff --git a/templates/editpage.tmpl b/templates/editpage.tmpl
index 696c8dcad..4736c95d0 100644
--- a/templates/editpage.tmpl
+++ b/templates/editpage.tmpl
@@ -18,13 +18,16 @@
 <TMPL_VAR FIELD-EDITCONTENT><br />
 </div>
 <TMPL_IF NAME="CAN_COMMIT">
-<label for="editmessage" class="block">Optional comment about this change:</label>
+<label for="editmessage" class="block">Optional description of this change:</label>
 <TMPL_VAR FIELD-EDITMESSAGE><br />
 </TMPL_IF>
 <TMPL_VAR FORM-SUBMIT>
 <TMPL_VAR HELPONFORMATTINGLINK>
 <TMPL_IF NAME="FIELD-ATTACHMENT">
 <a class="toggle" href="#attachments">Attachments</a>
+</TMPL_IF>
+<TMPL_VAR FIELD-SUBSCRIBE>
+<TMPL_IF NAME="FIELD-ATTACHMENT">
 <div class="<TMPL_VAR ATTACHMENTS-CLASS>" id="attachments">
 <div id="fileupload"> 
 <script>