<?php

require 'bootstrap.php';

$client = new couchClient(COUCH_DSN, COUCH_DBNAME);

$mem = new Memcache();

$mem->connect(MEM_HOST, MEM_PORT);

// key cache

$key_url = 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];

$key_date = sha1('dates');

// get cache

$from_cache_url = $mem->get($key_url);

$from_cache_date = $mem->get($key_date);

// result cache;

$results = [];

$dates = '-';

try {

$table = null;

$head_title = null;

$options = array(

'include_docs' => true,

'limit' => 99999,

'descending' => true

);

$response = $client->setQueryParameters($options);

$get_posts = $response->getView('get_blog_posts', 'by_date');

$query_string = isset($_GET['action']) ? $_GET['action'] : null;

switch ($query_string) {

case 'edit':

// update doc

if (isset($_POST['update'])) {

$get_doc = $client->getDoc($_GET['docid']);

$get_doc->title = $_POST['title'];

$get_doc->body = $_POST['body'];

$get_doc->category = $_POST['category'];

$d_res = (object)$get_doc;

$client->storeDoc($d_res);

header('Location:index.php');

}

$doc = $client->getDoc($_GET['docid']);

$head_title .= 'Edit';

$is_selected_hot = $doc->category === 'hot' ? 'selected="selected"': '';

$is_selected_news = $doc->category === 'news' ? 'selected="selected"': '';

$is_selected_tech = $doc->category === 'tech' ? 'selected="selected"': '';

$table .= <<<table

<form method="post">

<table border=1>

<tr>

<th>Title</th>

<td><input type="text" style="width:200px;" class="form" name="title" value="$doc->title"></td>

<tr>

<tr>

<th>Body</th>

<td><textarea style="width:350px; height:100px;" name="body" class="form">$doc->body</textarea></td>

<tr>

<tr>

<th>Category</th>

<td>

<select name="category" class="form" style="width:100px">

<option value="hot" $is_selected_hot>Hot</option>

<option value="news" $is_selected_news>News</option>

<option value="tech" $is_selected_tech>Tech</option>

</select>

</td>

</tr>

<tr>

<td></td>

<td><input type="submit" name="update" value="Update"></td>

<tr>

</table>

</form>

table;

break;

case 'delete':

// delete doc

if (isset($_GET['docid'])) {

$doc = $client->getDoc($_GET['docid']);

if ($client->deleteDoc($doc)) {

header('Location:index.php');

}

}

break;

case 'create':

// insert doc

if (isset($_POST['submit'])) {

$d = new stdClass;

$d->title = $_POST['title'];

$d->body = $_POST['body'];

$d->category = $_POST['category'];

$d->created_at = time();

$d_res = (object)$d;

$client->storeDoc($d_res);

header('Location:index.php');

}

$head_title .= 'Create post';

$table .= <<<table

<form action="?action=create" method="post">

<table border=1>

<tr>

<th>Title</th>

<td>

<input type="text" style="width:200px;" class="form" name="title">

</td>

</tr>

<tr>

<th>Body</th>

<td>

<textarea style="width:350px; height:100px;" class="form" name="body"></textarea>

</td>

</tr>

<tr>

<th>Category</th>

<td>

<select name="category" class="form" style="width:100px">

<option value="tech">Tech</option>

<option value="news">News</option>

<option value="hot">Hot</option>

</select>

</td>

</tr>

<tr>

<td></td>

<td><input type="submit" name="submit" value="submit"></td>

</tr>

</table>

</form>

table;

break;

default:

if ($from_cache_url && $from_cache_date) {

$results = $from_cache_url;

$dates = $from_cache_date;

}

else {

foreach ($get_posts->rows as $k => $v) {

$results[] = $v;

$mem->set($key_url, $results, false, 60); // 1 minute

$mem->set($key_date, date('Y-m-d H:i:s'), false, 60);

}

}

// display doc

$head_title .= 'Last updates';

foreach ($results as $k => $v) {

$created_at = date('d-M-Y', $v->doc->created_at);

$title = $v->doc->title;

$body = $v->doc->body;

$category = $v->doc->category;

$docid = $v->doc->_id;

$table .= <<<table

<h3 style="color:#555">$title

<small style="font-size:10px"><a href="?action=edit&docid=$docid">Edit</a> | <a href="?action=delete&docid=$docid">Delete</a></small>

</h3>

<p>$created_at | $category</p>

<p>$body</p>

table;

$k++;

}

break;

} // eof switch

$tables = sprintf('<h3>%s</h3>'.$table, $head_title);

}

catch(Exception $e) {

echo sprintf('Error Processing Request: %s', $e->getMessage());

exit;

}

?>

<!DOCTYPE html>

<html>

<head>

<meta charset="utf-8" />

<title>My Blog</title>

<link rel="stylesheet" href="css/reset.css" />

<link rel="stylesheet" href="css/text.css" />

<link rel="stylesheet" href="css/960.css" />

<link rel="stylesheet" href="css/base.css" /

</head>

<body>

<div class="container_12">

<h2 style="color:blue">My Blog</h2>

<p><small><code><b>Latest update from cache: <?= $dates; ?></b></code></small></p>

<div style="float:right">

<form method="get">

<input type="text" name="query" placeholder="Search">

<input type="submit" name="s" value="Search">

</form>

</div>

<div class="grid_3">

<ul>

<li><a href="?action=create">Create post</a></li>

<li><a href="index.php">List post</a></li>

</ul>

</div>

<div class="grid_9"><?= $tables; ?></div>

</div>

</body>

<html>