added blog subscriber, unsubscribe

erpnext/website/page/blog/blog.js

@@ -0,0 +1,39 @@
+wn.require('lib/js/lib/prettydate.js')
+
+pscript.onload_blog = function(wrapper) {
+	wrapper.blog_list = new wn.widgets.Listing({
+		parent: $(wrapper).find('.web-main-section').get(0),
+		query: 'select tabBlog.name, title, left(content, 300) as content, tabBlog.modified, \
+			ifnull(first_name, "") as first_name, ifnull(last_name, "") as last_name \
+			from tabProfile, tabBlog\
+		 	where ifnull(published,1)=1 and tabBlog.owner = tabProfile.name',
+		hide_refresh: true,
+		render_row: function(parent, data) {
+			if(data.content.length==300) data.content += '...';
+			data.date = prettyDate(data.modified);
+			parent.innerHTML = repl('<h4><a href="#!%(name)s">%(title)s</a></h4>\
+				<div class="help">By %(first_name)s %(last_name)s on %(date)s</div>\
+				<p><div class="comment">%(content)s</div></p><br>', data);
+		},
+		page_length: 10
+	});
+	wrapper.blog_list.run();
+	
+	// subscribe button
+	$('#blog-subscribe').click(function() {
+		var email = $(wrapper).find('input[name="blog-subscribe"]').val();
+		if(!validate_email(email)) {
+			msgprint('Please enter a valid email!');
+		}
+		wn.call({
+			module:'website',
+			page:'blog',
+			method:'subscribe',
+			args:email,
+			btn: this,
+			callback: function() {
+				$(wrapper).find('input[name="blog-subscribe"]').val('');
+			}
+		});		
+	})
+}