From cce5e7710295021b41d9aaecc503a60fb99256be Mon Sep 17 00:00:00 2001
From: deva <deva>
Date: Sat, 4 Oct 2008 10:38:03 +0000
Subject: Initial revision

---
 forum/utils/threads.php | 162 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 162 insertions(+)
 create mode 100644 forum/utils/threads.php

(limited to 'forum/utils/threads.php')

diff --git a/forum/utils/threads.php b/forum/utils/threads.php
new file mode 100644
index 0000000..e3f0996
--- /dev/null
+++ b/forum/utils/threads.php
@@ -0,0 +1,162 @@
+<?php
+
+include_once($UTIL_DIR . "/convert.php");
+
+/**
+ * <?xml version="1.0" encoding="UTF-8"?>
+ * <thread tid="1" name="Thread1">
+ *   .
+ *   .
+ *   .
+ * </thread>
+ */
+
+class Thread {
+	public $tid;
+	public $name;
+	public $lastseen = array();
+	public $lastpost;
+
+	public function show()
+	{
+		global $fid, $current_user;
+		echo "<div class=\"thread\">";
+		if($this->lastseen[$current_user->uid] < $this->lastpost) echo "<div class=\"new\"></div>";
+		else echo "<div class=\"nonew\"></div>";
+		echo "<a href=\"?fid=" . $fid . "&amp;tid=" .	$this->tid . "\">" . $this->name . "</a>";
+		echo "</div>";
+	}
+
+	private function loadLastSeen($lastseen)
+	{
+		if($lastseen == "") return;
+		$list = explode(",", $lastseen);
+		foreach($list as $l) {
+			$pair = explode("=", $l);
+			if($pair[0] != "" && $pair[1] != "") {
+				$this->lastseen[$pair[0]] = $pair[1];
+			} 
+		}
+	}
+
+	public function Thread($tid, $name, $lastpost, $lastseen)
+	{
+		$this->tid = $tid;
+		$this->name = $name;
+		$this->lastpost = $lastpost;
+		$this->loadLastSeen($lastseen);
+	}
+}
+
+class Threads {
+
+	private $dir;
+	public $threads = array();
+	
+	public function add($thread) {
+		//		$key = $thread->name;
+		//		$key = sprintf("%d-%d", $thread->lastpost, $thread->tid);
+		//		$key = sprintf("%d", $thread->lastpost);
+		$key = $thread->lastpost . "-" . $thread->tid;//name;
+		//		echo "[" . $key . "]";
+		$this->threads[$key] = $thread;
+	}
+	
+	public function write()
+	{
+		/*
+		$fp = fopen($this->file, "w");
+
+		$block = TRUE;
+		flock($fp, LOCK_EX, $block); // do an exclusive lock
+
+		fwrite($fp, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
+
+		fwrite($fp, "<members>\n");
+		foreach($this->members as $member) {
+			fwrite($fp, "  <member id=\"" .
+						 htmlspecialchars($member->id, ENT_QUOTES, "UTF-8") . "\"\n");
+			fwrite($fp, "          name=\"" . 
+						 htmlspecialchars($member->name, ENT_QUOTES, "UTF-8") . "\"\n");
+			fwrite($fp, "          description=\"" . 
+						 htmlspecialchars($member->description, ENT_QUOTES, "UTF-8") . "\"\n");
+			fwrite($fp, "          image=\"" . 
+						 htmlspecialchars($member->image, ENT_QUOTES, "UTF-8") . "\">\n");
+
+
+			fwrite($fp, "  </member>\n");
+		}
+		fwrite($fp, "</members>\n");
+
+		fclose($fp);
+		*/
+	}
+
+	/*
+	public function deleteForumUser($id)
+	{
+		if($this->members[$id]) {
+			unset($this->members[$id]); 
+			//			$this->write();
+		} else {
+			echo "<p>ERROR: User! <em>".$id."</em> does not exist!</p>\n";
+			return false;
+		}
+		return true;
+	}
+	*/
+
+	public function getThread($tid)
+	{
+		$thread = $this->threads[$tid]; 
+		return $thread;
+	}
+
+	public function show()
+	{
+		foreach($this->threads as $thread) {
+			$thread->show();
+		}
+	}
+
+	public function newStuff()
+	{
+		global $current_user;
+
+		foreach($this->threads as $thread) {
+			if($thread->lastseen[$current_user->uid] < $thread->lastpost) return true;
+		}
+
+		return false;
+	}
+
+	private function read()
+	{
+		$dh = opendir($this->dir);
+		while($file = readdir($dh)) {
+			if($file == "." || $file == "..") continue;
+			$dom = new DomDocument;
+			$dom->preserveWhiteSpace = FALSE;
+			$dom->load($this->dir . "/" . $file);
+			$threads = $dom->getElementsByTagName('thread');
+			
+			foreach($threads as $f) {
+				$thread = new Thread($f->getAttribute('tid'),
+														 $f->getAttribute('name'),
+														 $f->getAttribute('lastpost'),
+														 $f->getAttribute('lastseen'));
+
+				$this->add($thread);
+			}
+		}
+	}
+
+	public function Threads($dir)
+	{
+		$this->dir = $dir;
+		$this->read();
+		krsort($this->threads);
+	}
+
+}
+?>
\ No newline at end of file
-- 
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