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blog_history.php
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<?PHP
//Sida för att visa historik
?>
<html>
<head>
<title>Startsida | Bloog</title>
</head>
<body>
<?PHP
require_once("blog_menu.php");
if(isset($_REQUEST["postID"])) {
$postID = $_REQUEST["postID"];
if(isset($_SESSION["userID"])) {
$userID = $_SESSION["userID"];
$permission = 1;
if($_SESSION["admin"] == 1) {
$permission = 10;
}
} else{
$userID = 0;
$permission = 0;
}
require_once("blog_db.php");
$db = new DB();
$SQL = "SELECT blogID FROM post WHERE postID=$postID";
$matrix = $db->getData($SQL);
if(count($matrix) == 1) {
$blogID = $matrix[0][0];
$SQL = "SELECT userID, permissionStatus FROM blog WHERE blogID=$blogID";
$matrix= $db->getData($SQL);
if(count($matrix)==1) {
$blogOwner = $matrix[0][0];
$permissionStatus = $matrix[0][1];
if($userID == $blogOwner) {
$permission = 3;
} else {
if($permissionStatus>1) {
$SQL = "SELECT level FROM permission WHERE userID=$userID AND blogID = $blogID";
$matrix = $db->getData($SQL);
if(count($matrix) == 1) {
$level = $matrix[0][0];
}
if($level>=1) {
$permission = 2;
}
}
}
}
if($permission>=$permissionStatus) {
$newID = $postID;
$IDArray= array();
array_push($IDArray, $postID);
$oldIDs = true;
while($oldIDs) {
$SQL = "SELECT oldID FROM postversion WHERE newID = $newID";
$matrix = $db->getData($SQL);
if(isset($matrix[0][0])) {
$newID = $matrix[0][0];
array_push($IDArray, $newID);
} else {
$oldIDs = false;
}
}
for($i = 0; $i<count($IDArray); $i++) {
$ID = $IDArray[$i];
$SQL = "SELECT source FROM post WHERE postID=$ID";
$matrix = $db->getData($SQL);
$src = $matrix[0][0];
$SQL = "SELECT userID, createDate, postID, postTitle FROM post WHERE source='$src'";
$matrix = $db->getData($SQL);
$userID = $matrix[0][0];
$createDate = $matrix[0][1];
$postID = $matrix[0][2];
$postTitle = $matrix[0][3];
//echo($postID."\n");
$SQL = "SELECT alias FROM user WHERE userID=$userID";
$temp = $db->getData($SQL);
$alias = $temp[0][0];
$postFile = fopen($src, "r");
$post = fread($postFile, filesize($src));
fclose($postFile);
$post = str_replace("\\r\\n", "</br>", $post);
echo("<div id='blogContent'>
<div id='postTexts'>
<div id='$postID' class='post'>
<h3 class='postH3'>$postTitle</h3>
<hr>
$post
<div class='CRAHr'>
<hr>
</div>
<span class='commentName'>
$alias</br>
$createDate
</span>
</div>
</div>
</div>");
}
}
} else {
}
} else if ($_REQUEST["commentID"]){
$commentID = $_REQUEST["commentID"];
if(isset($_SESSION["userID"])) {
$userID = $_SESSION["userID"];
$permission = 1;
if($_SESSION["admin"] == 1) {
$permission = 10;
}
} else{
$userID = 0;
$permission = 0;
}
require_once("blog_db.php");
$db = new DB();
$SQL = "SELECT postID FROM comment WHERE commentID=$commentID";
$matrix = $db->getData($SQL);
$postID = $matrix[0][0];
$SQL = "SELECT blogID FROM post WHERE postID=$postID";
$matrix = $db->getData($SQL);
if(count($matrix) == 1) {
$blogID = $matrix[0][0];
$SQL = "SELECT userID, permissionStatus FROM blog WHERE blogID=$blogID";
$matrix= $db->getData($SQL);
if(count($matrix)==1) {
$blogOwner = $matrix[0][0];
$permissionStatus = $matrix[0][1];
if($userID == $blogOwner) {
$permission = 3;
} else {
if($permissionStatus>1) {
$SQL = "SELECT level FROM permission WHERE userID=$userID AND blogID = $blogID";
$matrix = $db->getData($SQL);
if(count($matrix) == 1) {
$level = $matrix[0][0];
if($level>=1) {
$permission = 2;
}
}
}
}
}
if($permission>=$permissionStatus) {
$newID = $commentID;
$IDArray= array();
array_push($IDArray, $commentID);
$oldIDs = true;
while($oldIDs) {
$SQL = "SELECT oldID FROM commentversion WHERE newID = $newID";
$matrix = $db->getData($SQL);
if(isset($matrix[0][0])) {
$newID = $matrix[0][0];
array_push($IDArray, $newID);
} else {
$oldIDs = false;
}
}
for($i = 0; $i<count($IDArray); $i++) {
$ID = $IDArray[$i];
$SQL = "SELECT source FROM comment WHERE commentID=$ID";
$matrix = $db->getData($SQL);
$src = $matrix[0][0];
$SQL = "SELECT userID, createDate, commentID FROM comment WHERE source='$src'";
$matrix = $db->getData($SQL);
$userID = $matrix[0][0];
$createDate = $matrix[0][1];
$commentID = $matrix[0][2];
//echo($commentID."\n");
$SQL = "SELECT alias FROM user WHERE userID=$userID";
$temp = $db->getData($SQL);
$alias = $temp[0][0];
$commentFile = fopen($src, "r");
$comment = fread($commentFile, filesize($src));
fclose($commentFile);
$comment = str_replace("\\r\\n", "</br>", $comment);
echo("<div id='blogContent'>
<div id='commentTexts'>
<div id='$commentID' class='post'>
$comment
<div class='CRAHr'>
<hr>
</div>
<span class='commentName'>
$alias</br>
$createDate
</span>
</div>
</div>
</div>");
}
} else {
echo("Du har inte tillåtelse av bloggägaren att visa det här innehållet");
}
} else {
echo("Du har inte tillåtelse av bloggägaren att visa det här innehållet");
}
} else {
echo("Du har inte gått in på sidan från ett inlägg eller en kommentar!");
}
?>
<div id="container">
<div id="postTexts">
</div>
</div>
</body>
</html>