From 6175aac732657bde284369cd8861626672ea72b8 Mon Sep 17 00:00:00 2001
From: Robert Sesek <rsesek@bluestatic.org>
Date: Thu, 12 Jan 2006 07:16:57 +0000
Subject: [PATCH] Random pieces that don't work all quite yet. browse.php is
 getting there

---
 browse.php                   | 12 +++++---
 includes/cachev.php          | 58 ++++++++++++++++++++++++++++++++++--
 includes/svnlib.php          | 16 ++++++++++
 templates/default/browse.tpl |  4 +--
 4 files changed, 81 insertions(+), 9 deletions(-)

diff --git a/browse.php b/browse.php
index 2903846..50e86ca 100644
--- a/browse.php
+++ b/browse.php
@@ -30,16 +30,19 @@ $navbar = $viewsvn->paths->construct_breadcrumb($viewsvn->paths->path);
 
 // ###################################################################
 
+$node = preg_replace('#(^/|/$)#', '', ($viewsvn->paths->relpath == '' ? $viewsvn->paths->path : $viewsvn->paths->relpath));
+$latest = $cachev->fetch_latest_revision($node);
+
 $link['log'] = $viewsvn->paths->out('log.php' . $viewsvn->paths->revstr, $viewsvn->paths->path);
 
-$show['head'] = ($viewsvn->svn->common->fetch_head_rev($viewsvn->paths->path) != $viewsvn->paths->revnum AND $viewsvn->paths->revnum != 'HEAD');
+$show['head'] = ($latest['revnow'] != $viewsvn->paths->revnum AND $viewsvn->paths->revnum != 'HEAD');
 if ($show['head'])
 {
 	$link['gohead'] = $viewsvn->paths->out('browse.php' . $viewsvn->paths->fetch_rev_str(false, 'HEAD'), $viewsvn->paths->path);
 	$link['diffhead'] = $viewsvn->paths->out('diff.php' . $viewsvn->paths->fetch_rev_str(true, 'HEAD', $viewsvn->paths->revnum), $viewsvn->paths->path);
 }
 
-$show['prev'] = (($prev = $viewsvn->svn->common->fetch_prev_rev($viewsvn->paths->path, $viewsvn->paths->revnum)) != -1 ? true : false);
+//$show['prev'] = (($prev = $cachev->fetch_prev_revision($viewsvn->paths->path, $viewsvn->paths->revnum)) != -1 ? true : false);
 if ($show['prev'])
 {
 	$link['diffprev'] = $viewsvn->paths->out('diff.php' . $viewsvn->paths->fetch_rev_str(true, $viewsvn->paths->revnum, $prev), $viewsvn->paths->path);
@@ -47,10 +50,11 @@ if ($show['prev'])
 
 // ###################################################################
 
-$revinfo = $viewsvn->svn->common->fetch_log($viewsvn->paths->path, $viewsvn->paths->revnum);
-
+$revinfo = $cachev->fetch_revision($viewsvn->paths->revnum);
 $revinfo['message_clean'] = $viewsvn->svn->format_log_message($revinfo['message']);
 
+$revinfo['date'] = $viewsvn->svn->format_date_string($revinfo['dateline']);
+
 $listing = $viewsvn->svn->ls($viewsvn->paths->repos, $viewsvn->paths->relpath, $viewsvn->paths->revnum);
 
 $nodes = '';
diff --git a/includes/cachev.php b/includes/cachev.php
index b21d738..f09af73 100644
--- a/includes/cachev.php
+++ b/includes/cachev.php
@@ -98,12 +98,64 @@ class cacheV
 	{
 		$revision = $this->registry->clean($revision, TYPE_UINT);
 		
-		if (!isset($this->memcache["$revision"]))
+		if (!isset($this->memcache['revs']["$revision"]))
 		{
-			$this->memcache["$revision"] = $this->registry->db->query_first("SELECT * FROM {$this->hash}_revs WHERE revision = $revision");
+			$this->memcache['revs']["$revision"] = $this->registry->db->query_first("SELECT * FROM {$this->hash}_revs " . ($revision == 0 ? " ORDER BY revision DESC LIMIT 1" : "WHERE revision = $revision"));
+			$this->memcache['revs']["$revision"]['files'] = unserialize($this->memcache['revs']["$revision"]['files']);
 		}
 		
-		return $this->memcache["$revision"];
+		return $this->memcache['revs']["$revision"];
+	}
+	
+	// ###################################################################
+	/**
+	* Returns the revision entry before the specified one
+	*
+	* @access	public
+	*
+	* @param	integer	Revision number
+	*
+	* @return	array	Complete revision/commit entry
+	*/
+	function fetch_prev_revision($revision)
+	{
+		static $prevrevs;
+		
+		$revision = $this->registry->clean($revision, TYPE_UINT);
+		
+		if (!isset($prevrevs["$revision"]))
+		{
+			$result = $this->registry->db->query_first("SELECT * FROM {$this->hash}_revs ORDER BY revision DESC LIMIT 1 WHERE revision < $revision");
+			$revision = $result['revision'];
+			$this->memcache['revs']["$revision"] = $result;
+			$this->memcache['revs']["$revision"]['files'] = unserialize($this->memcache['revs']["$revision"]['files']);
+		}
+		else
+		{
+			$revision = $prevrevs["$revision"];
+		}
+		
+		return $this->memcache['revs']["$revision"];
+	}
+	
+	// ###################################################################
+	/**
+	* Fetches the latest revision for a given path
+	*
+	* @access	public
+	*
+	* @param	string	Node path
+	*
+	* @return	integer	Latest revision; FALSE if none (not in HEAD)
+	*/
+	function fetch_latest_revision($node)
+	{
+		if (!isset($this->memcache['nodes']["$node"]))
+		{
+			$this->memcache['nodes']["$node"] = $this->registry->db->query_first("SELECT * FROM {$this->hash}_nodes WHERE name = '" . $this->registry->escape($node) . "'");
+		}
+		
+		return $this->memcache['nodes']["$node"];
 	}
 	
 	// ###################################################################
diff --git a/includes/svnlib.php b/includes/svnlib.php
index 8ed39ba..3fd86ca 100644
--- a/includes/svnlib.php
+++ b/includes/svnlib.php
@@ -173,6 +173,22 @@ class SVNLib
 		return $message;
 	}
 	
+	// ###################################################################
+	/**
+	* Parses a date from Xquery XML outut
+	*
+	* @access	public
+	*
+	* @param	string	Date string
+	*
+	* @return	string	Formatted and readable date string
+	*/
+	function format_date_string($string)
+	{
+		// 2005-01-23T20:42:53.703057Z
+		return preg_replace('#(....)\-(..)\-(..)T(..):(..):(..).(.*)Z#e', 'gmdate("r", mktime(\4, \5, \6, \2, \3, \1))', $string);
+	}
+	
 	/**
 	* Counts the spaces and replaces two or more ones
 	*
diff --git a/templates/default/browse.tpl b/templates/default/browse.tpl
index 14167da..c2c6c07 100644
--- a/templates/default/browse.tpl
+++ b/templates/default/browse.tpl
@@ -9,9 +9,9 @@ $header
 
 <div class="head">{@"Revision Information"}</div>
 <div class="content">
-	<div><strong>{@"Revision"}:</strong> $revinfo[rev]</div>
+	<div><strong>{@"Revision"}:</strong> $revinfo[revision]</div>
 	<div><strong>{@"Author"}:</strong> $revinfo[author]</div>
-	<div><strong>{@"Date"}:</strong> $revinfo[date] $revinfo[timezone]</div>
+	<div><strong>{@"Date"}:</strong> $revinfo[date]</div>
 	<div><strong>{@"Message"}:</strong> $revinfo[message_clean]</div>
 </div>
 
-- 
2.43.5