From b05a3a2cc6ea816c215a9f3266dd6b83d92dbf39 Mon Sep 17 00:00:00 2001
From: Andrew O'Neil <andy@andyofniall.net>
Date: Fri, 12 Sep 2008 02:09:13 +0000
Subject: [PATCH] FEATURE: Added receiving of TrackPack pings

---
 code/BlogEntry.php               |  5 ++-
 code/BlogHolder.php              |  2 +-
 code/TrackBackDecorator.php      | 53 ++++++++++++++++++++++++++++++++
 code/TrackBackPing.php           | 16 ++++++++++
 templates/Includes/TrackBacks.ss | 15 +++++++++
 templates/Layout/BlogEntry.ss    |  3 +-
 templates/TrackBackPingReturn.ss |  5 +++
 templates/TrackBackRdf.ss        |  3 ++
 8 files changed, 99 insertions(+), 3 deletions(-)
 create mode 100644 code/TrackBackDecorator.php
 create mode 100644 code/TrackBackPing.php
 create mode 100644 templates/Includes/TrackBacks.ss
 create mode 100644 templates/TrackBackPingReturn.ss
 create mode 100644 templates/TrackBackRdf.ss

diff --git a/code/BlogEntry.php b/code/BlogEntry.php
index a175017..e3fa3de 100644
--- a/code/BlogEntry.php
+++ b/code/BlogEntry.php
@@ -8,7 +8,6 @@
  * An individual blog entry page to show a blog entry in full
  */
 class BlogEntry extends Page {
-	
 	static $default_parent = array('BlogHolder');
 	
 	static $can_be_root = false;
@@ -28,6 +27,10 @@ class BlogEntry extends Page {
 	static $defaults = array(
 		"ProvideComments" => true
 	);
+	
+	static $extensions = array(
+		'TrackBackDecorator'
+	);
 		
 	static $allowed_children = "none";
 	
diff --git a/code/BlogHolder.php b/code/BlogHolder.php
index 07ef73f..04b04e6 100644
--- a/code/BlogHolder.php
+++ b/code/BlogHolder.php
@@ -248,7 +248,7 @@ class BlogHolder_Controller extends Page_Controller {
 			}
 		}
 		
-		return $this->Entries(array('start' => $start, 'limit' => $limit), $tag, $date);
+		return $this->Entries("$start,$limit", $tag, $date);
 	}
 	
 	/**
diff --git a/code/TrackBackDecorator.php b/code/TrackBackDecorator.php
new file mode 100644
index 0000000..436a48b
--- /dev/null
+++ b/code/TrackBackDecorator.php
@@ -0,0 +1,53 @@
+<?php
+
+class TrackBackDecorator extends DataObjectDecorator {
+	function extraDBFields() {
+		return array(
+			'has_many' => array(
+				'TrackBacks' => 'TrackBackPing'
+			)
+		);
+	}
+
+	function updateMetaTags(&$tags) {
+		$tags .= $this->owner->renderWith('TrackBackRdf');
+	}
+	
+	function TrackBackPingLink() {
+		return $this->owner->AbsoluteLink() . 'trackbackping';
+	}
+	
+	function trackbackping() {
+		$error = 0;
+		$message = '';
+		
+		if(!(isset($_POST['url']) && $_POST['url'])) {
+			$error = 1;
+			$message = 'Missing required POST parameter \'url\'.';
+		} else {
+			$trackbackping = new TrackBackPing();
+			$trackbackping->Url = $_POST['url'];
+			if(isset($_POST['title']) && $_POST['title']) {
+				$trackbackping->Title = $_POST['title'];
+			}
+			if(isset($_POST['excerpt']) && $_POST['excerpt']) {
+				$trackbackping->Excerpt = $_POST['excerpt'];
+			}
+			if(isset($_POST['blog_name']) && $_POST['blog_name']) {
+				$trackbackping->BlogName = $_POST['blog_name'];
+			}
+			$trackbackping->PageID = $this->owner->ID;
+			$trackbackping->write();
+		}
+		
+		$returnData = new ArrayData(array(
+			'Error' => $error,
+			'Message' => $message
+		));
+		
+		return $returnData->renderWith('TrackBackPingReturn');
+	}
+}
+
+
+?>
diff --git a/code/TrackBackPing.php b/code/TrackBackPing.php
new file mode 100644
index 0000000..900a50a
--- /dev/null
+++ b/code/TrackBackPing.php
@@ -0,0 +1,16 @@
+<?php
+
+class TrackBackPing extends DataObject {
+	static $db = array(
+		'Title' => 'Varchar',
+		'Excerpt' => 'Text',
+		'Url' => 'Varchar',
+		'BlogName' => 'Varchar'
+	);
+	
+	static $has_one = array(
+		'Page' => 'Page'
+	);
+}
+
+?>
diff --git a/templates/Includes/TrackBacks.ss b/templates/Includes/TrackBacks.ss
new file mode 100644
index 0000000..7ae6e7d
--- /dev/null
+++ b/templates/Includes/TrackBacks.ss
@@ -0,0 +1,15 @@
+<% if TrackBacks %>
+	<div id="TrackBacks_holder" class="typography">
+		<h4>TrackBacks</h4>
+		
+		<ul id="TrackBacks">
+			<% control TrackBacks %>
+				<li>
+					<a href="$Url"><% if Title %>$Title<% else %>$Url<% end_if %></a> <span class="date">on $Created.Nice</span>
+					<% if Excerpt %><p class="excerpt">$Excerpt</p><% end_if %>
+				</li>
+			<% end_control %>
+		</ul>
+		
+	</div>
+<% end_if %>
diff --git a/templates/Layout/BlogEntry.ss b/templates/Layout/BlogEntry.ss
index 97aca53..9551141 100644
--- a/templates/Layout/BlogEntry.ss
+++ b/templates/Layout/BlogEntry.ss
@@ -18,6 +18,7 @@
 	</div>
 	
 	<% if CurrentMember %><p><a href="$EditURL" id="editpost" title="<% _t('EDITTHIS', 'Edit this post') %>"><% _t('EDITTHIS', 'Edit this post') %></a> | <a href="$Link(unpublishPost)" id="unpublishpost"><% _t('UNPUBLISHTHIS', 'Unpublish this post') %></a></p><% end_if %>
-			
+	
+	<% include TrackBacks %>
 	$PageComments
 </div>
diff --git a/templates/TrackBackPingReturn.ss b/templates/TrackBackPingReturn.ss
new file mode 100644
index 0000000..b31f395
--- /dev/null
+++ b/templates/TrackBackPingReturn.ss
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<response>
+	<error>$Error</error>
+	<% if Message %><message>$Message</message><% end_if %>
+</response>
diff --git a/templates/TrackBackRdf.ss b/templates/TrackBackRdf.ss
new file mode 100644
index 0000000..62c73b6
--- /dev/null
+++ b/templates/TrackBackRdf.ss
@@ -0,0 +1,3 @@
+<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:dc="http://purl.org/dc/elements/1.1/" >
+	<rdf:Description rdf:about="$AbsoluteLink" trackback:ping="$TrackBackPingLink" dc:identifier="$AbsoluteLink" dc:title="$Title" />
+</rdf:RDF>