From ee210718ccbef15432741665ce2b13379067804e Mon Sep 17 00:00:00 2001
From: Friendika <info@friendika.com>
Date: Fri, 11 Mar 2011 20:06:13 -0800
Subject: [PATCH] photo album prev/next links

---
 mod/photos.php                    | 37 +++++++++++++++++++++++++++++--
 view/theme/duepuntozero/style.css | 13 +++++++++++
 view/theme/loozah/style.css       | 14 ++++++++++++
 3 files changed, 62 insertions(+), 2 deletions(-)

diff --git a/mod/photos.php b/mod/photos.php
index 854c6ee14..929d1c971 100644
--- a/mod/photos.php
+++ b/mod/photos.php
@@ -909,6 +909,32 @@ function photos_content(&$a) {
 			return;
 		}
 
+		$prevlink = '';
+		$nextlink = '';
+
+		$prvnxt = q("SELECT `resource-id` FROM `photo` WHERE `album` = '%s' AND `uid` = %d AND `scale` = 0 
+			$sql_extra ORDER BY `created` DESC ",
+			dbesc($ph[0]['album']),
+			intval($owner_uid)
+		); 
+
+		if(count($prvnxt)) {
+			for($z = 0; $z < count($prvnxt); $z++) {
+				if($prvnxt[$z]['resource-id'] == $ph[0]['resource-id']) {
+					$prv = $z - 1;
+					$nxt = $z + 1;
+					if($prv < 0)
+						$prv = count($prvnxt) - 1;
+					if($nxt >= count($prvnxt))
+						$nxt = 0;
+					break;
+				}
+			}
+			$prevlink = $a->get_baseurl() . '/photos/' . $a->data['user']['nickname'] . '/image/' . $prvnxt[$prv]['resource-id'] ;
+			$nextlink = $a->get_baseurl() . '/photos/' . $a->data['user']['nickname'] . '/image/' . $prvnxt[$nxt]['resource-id'] ;
+ 		}
+
+
 		if(count($ph) == 1)
 			$hires = $lores = $ph[0];
 		if(count($ph) > 1) {
@@ -938,11 +964,18 @@ function photos_content(&$a) {
 			$o .= '</div>';
 		}
 
+		if($prevlink)
+			$o .= '<div id="photo-prev-link"><a href="' . $prevlink .'">' . t('<< Prev') . '</a></div>' ;
 
-		$o .= '<a href="' . $a->get_baseurl() . '/photo/' 
+		$o .= '<div id="photo-photo"><a href="' . $a->get_baseurl() . '/photo/' 
 			. $hires['resource-id'] . '-' . $hires['scale'] . '.jpg" title="' 
 			. t('View Full Size') . '" ><img src="' . $a->get_baseurl() . '/photo/' 
-			. $lores['resource-id'] . '-' . $lores['scale'] . '.jpg' . '" /></a>';
+			. $lores['resource-id'] . '-' . $lores['scale'] . '.jpg' . '" /></a></div>';
+
+		if($nextlink)
+			$o .= '<div id="photo-next-link"><a href="' . $nextlink .'">' . t('Next >>') . '</a></div>';
+
+		$o .= '<div id="photo-photo-end"></div>';
 
 
 		// Do we have an item for this photo?
diff --git a/view/theme/duepuntozero/style.css b/view/theme/duepuntozero/style.css
index d4643b20a..c54b9835a 100644
--- a/view/theme/duepuntozero/style.css
+++ b/view/theme/duepuntozero/style.css
@@ -2094,3 +2094,16 @@ a.mail-list-link {
 	margin-top: 20px;
 }
 
+#photo-prev-link, #photo-next-link {
+	padding: 10px;
+	float: left;
+}
+
+#photo-photo {
+	float: left;
+}
+
+#photo-photo-end {
+	clear: both;
+}
+
diff --git a/view/theme/loozah/style.css b/view/theme/loozah/style.css
index ffd352c5a..4461907bb 100644
--- a/view/theme/loozah/style.css
+++ b/view/theme/loozah/style.css
@@ -2126,3 +2126,17 @@ a.mail-list-link {
 	margin-top: 20px;
 }
 
+
+#photo-prev-link, #photo-next-link {
+	padding: 10px;
+	float: left;
+}
+
+#photo-photo {
+	float: left;
+}
+
+#photo-photo-end {
+	clear: both;
+}
+