1 files changed, 54 insertions, 0 deletions

diff --git a/plugins/isso/isso.php b/plugins/isso/isso.php
new file mode 100644
index 00000000..ffb7cfac
--- /dev/null
+++ b/plugins/isso/isso.php
@@ -0,0 +1,54 @@
+<?php
+
+/**
+ * Plugin Isso.
+ */
+
+/**
+ * Display an error everywhere if the plugin is enabled without configuration.
+ *
+ * @param $data array         List of links
+ * @param $conf ConfigManager instance
+ *
+ * @return mixed - linklist data with Isso plugin.
+ */
+function isso_init($conf)
+{
+    $issoUrl = $conf->get('plugins.ISSO_SERVER');
+    if (empty($issoUrl)) {
+        $error = 'Isso plugin error: '.
+            'Please define the "ISSO_SERVER" setting in the plugin administration page.';
+        return array($error);
+    }
+}
+
+/**
+ * Render linklist hook.
+ * Will only display Isso comments on permalinks.
+ *
+ * @param $data array         List of links
+ * @param $conf ConfigManager instance
+ *
+ * @return mixed - linklist data with Isso plugin.
+ */
+function hook_isso_render_linklist($data, $conf)
+{
+    $issoUrl = $conf->get('plugins.ISSO_SERVER');
+    if (empty($issoUrl)) {
+        return $data;
+    }
+
+    // Only display comments for permalinks.
+    if (count($data['links']) == 1 && empty($data['search_tags']) && empty($data['search_term'])) {
+        $link = reset($data['links']);
+        $isso_html = file_get_contents(PluginManager::$PLUGINS_PATH . '/isso/isso.html');
+
+        $isso = sprintf($isso_html, $issoUrl, $issoUrl, $link['linkdate'], $link['linkdate']);
+        $data['plugin_end_zone'][] = $isso;
+
+        // Hackish way to include this CSS file only when necessary.
+        $data['plugins_includes']['css_files'][] = PluginManager::$PLUGINS_PATH . '/isso/isso.css';
+    }
+
+    return $data;
+}