From 9bb993778bc7a0c6f17673e509ed147202e69ee7 Mon Sep 17 00:00:00 2001
From: brettp <brettp@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Tue, 9 Mar 2010 04:22:35 +0000
Subject: Added dynamic keywords for view and entity. Separated logged in and
 logged out front page views. Fixed a problem with saving metatags. Added
 PHPDoc headers. Updated language strings.

git-svn-id: http://code.elgg.org/elgg/trunk@5315 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 mod/sitepages/sitepages_functions.php | 107 ++++++++++++++++++++++++++++++++--
 1 file changed, 103 insertions(+), 4 deletions(-)

(limited to 'mod/sitepages/sitepages_functions.php')

diff --git a/mod/sitepages/sitepages_functions.php b/mod/sitepages/sitepages_functions.php
index 7ffe8df63..0341b590b 100644
--- a/mod/sitepages/sitepages_functions.php
+++ b/mod/sitepages/sitepages_functions.php
@@ -10,10 +10,6 @@
  */
 
 
-function sitepages_parse_frontpage($contents){
-	echo htmlspecialchars_decode($contents, ENT_NOQUOTES);
-}
-
 /**
  * Returns a single object that holds information about
  * customizations for the $section site page.  The object guid
@@ -115,6 +111,109 @@ function sitepages_get_page_content($page_type) {
 	return $content;
 }
 
+
+/**
+ * Used to determine how to handle special non-static keywords.
+ *
+ * @param unknown_type $matches
+ * @return html
+ */
+function sitepages_parse_view_match($matches) {
+	$keyword = $matches[0];
+	$type = trim($matches[1]);
+	$params_string = trim($matches[2]);
+
+	switch ($type) {
+		case 'entity':
+			$options = sitepages_keywords_parse_entity_params($params_string);
+			// must use this lower-level function because I missed refactoring
+			// the list entity functions for relationships.
+			// (which, since you're here, is the only function that runs through all
+			// possible options for elgg_get_entities*() functions...)
+			$entities = elgg_get_entities_from_relationship($options);
+			$content = elgg_view_entity_list($entities, count($entities), $options['offset'],
+				$options['limit'], $options['full_view'], $options['view_type_toggle'], $options['pagination']);
+			break;
+
+		case 'view':
+			// parses this into an acceptable array for $vars.
+			$info = sitepages_keywords_parse_view_params($params_string);
+			$content = elgg_view($info['view'], $info['vars']);
+
+			break;
+
+	}
+
+	return $content;
+}
+
+/**
+ * Creates an array from a "name=value, name1=value2" string.
+ *
+ * @param $string
+ * @return array
+ */
+function sitepages_keywords_tokenize_params($string) {
+	$pairs = array_map('trim', explode(',', $string));
+
+	$params = array();
+
+	foreach ($pairs as $pair) {
+		list($name, $value) = explode('=', $pair);
+
+		$name = trim($name);
+		$value = trim($value);
+		$params[$name] = $value;
+	}
+
+	return $params;
+}
+
+/**
+ *
+ * @param $string
+ * @return unknown_type
+ */
+function sitepages_keywords_parse_view_params($string) {
+	$vars = sitepages_keywords_tokenize_params($string);
+
+	// the first element key is the view
+	$var_keys = array_keys($vars);
+	$view = $var_keys[0];
+
+	$info = array(
+		'view' => $view,
+		'vars' => $vars
+	);
+
+	return $info;
+
+}
+
+/**
+ * Returns an options array suitable for using in elgg_get_entities()
+ *
+ * @param string $string "name=value, name2=value2"
+ * @return array
+ */
+function sitepages_keywords_parse_entity_params($string) {
+	$params = sitepages_keywords_tokenize_params($string);
+
+	// handle some special cases
+	if (isset($params['owner'])) {
+		if ($user = get_user_by_username($params['owner'])) {
+			$options['owner_guid'] = $user->getGUID();
+		}
+	}
+
+	// @todo probably need to add more for
+	// group -> container_guid, etc
+
+	return $params;
+}
+
+
+
 /**
  * Utility object to store site page information.
  */
-- 
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