-
Notifications
You must be signed in to change notification settings - Fork 0
/
create_reply.php
171 lines (147 loc) · 6.67 KB
/
create_reply.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
<?php
// Include config file
require_once "config.php";
require 'Post_class.php';
// Define variables and initialize with empty values
$reply = $reply_err = "";
// Processing form data when form is submitted
if(isset($_POST["id"]) && !empty($_POST["id"])){
// Get hidden input values
$id = $_POST["id"];
$replies = $_POST["replies"];
// Validate reply
$input_reply = trim($_POST["reply"]);
$input_reply = filter_var($_POST['reply'], FILTER_SANITIZE_STRING);
if(empty($input_reply)){
$reply_err = "Please enter a reply.";
} else {
$reply = $input_reply;
}
// Check input errors before inserting in database
if(empty($reply_err)){
// Prepare an insert statement
$sql = "UPDATE posts SET Replies=? WHERE PostID=?";
if($stmt = mysqli_prepare($conn, $sql)){
// Bind variables to the prepared statement as parameters
mysqli_stmt_bind_param($stmt, "si", $param_replies, $param_id);
// Set parameters
// $post = new Post();
// $post->title = $title;
// $post->body = $body;
// $param_post = json_encode($post);
$ex_replies = explode('+', $replies);
// $pop_replies = array_pop($ex_replies);
// $replies_arr = array_push($pop_replies, $reply);
$ex_replies[count($ex_replies)-1] = $reply;
$param_replies = json_encode($ex_replies);
$param_id = $id;
// Attempt to execute the prepared statement
if(mysqli_stmt_execute($stmt)){
// Records created successfully. Redirect to Books page
header("location: index.php");
exit();
} else{
echo "Something went wrong. Please try again later.";
}
}
// Close statement
mysqli_stmt_close($stmt);
}
// Close connection
mysqli_close($conn);
} else {
// Check existence of id parameter before processing further
if(isset($_GET["id"]) && !empty(trim($_GET["id"]))){
// Get URL parameter
$id = trim($_GET["id"]);
// Prepare a select statement
$sql = "SELECT * FROM posts WHERE PostID = ?";
if($stmt = mysqli_prepare($conn, $sql)){
// Bind variables to the prepared statement as parameters
mysqli_stmt_bind_param($stmt, "i", $param_id);
// Set parameters
$param_id = $id;
// Attempt to execute the prepared statement
if(mysqli_stmt_execute($stmt)){
$result = mysqli_stmt_get_result($stmt);
if(mysqli_num_rows($result) == 1) {
/* Fetch result row as an associative array. Since the result set
contains only one row, we don't need to use while loop */
$row = mysqli_fetch_array($result, MYSQLI_ASSOC);
// Retrieve individual field value
$post = json_decode($row["Post"]);
$replies = json_decode($row["Replies"]);
} else {
// URL doesn't contain valid id. Redirect to error page
header("location: error.php");
exit();
}
} else{
echo "Oops! Something went wrong. Please try again later.";
}
}
// Close statement
mysqli_stmt_close($stmt);
// Close connection
mysqli_close($conn);
} else {
// URL doesn't contain id parameter. Redirect to error page
header("location: error.php");
exit();
}
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-BmbxuPwQa2lc/FVzBcNJ7UAyJxM6wuqIj61tLrc4wSX0szH/Ev+nYRRuWlolflfl" crossorigin="anonymous">
<link href="css/styles.css" rel="stylesheet">
<title>Create Reply</title>
</head>
<body>
<?php
$post = json_decode($row['Post']);
$replies = json_decode($row['Replies']);
echo '<div class="post-container p-3 pb-1 mb-4">';
echo '<span class="d-flex justify-content-end"><a href="modify.php?id='. $row['PostID'] . '" class="modify-button"><img id="modify-post-icon-' . $row['PostID'] . '" class="modify-icon" src="icons/exclamation-outline.svg" title="Modify Post (Admin Priveleges Required)" alt="exclamation sign"></a></span>';
#echo '<span class="d-flex justify-content-end"><img id="show-hide-icon-'. $row['PostID'] .'" class="post-icon" src="icons/cheveron-down.svg" title="Hide Replies" alt="down-arrow"></span>';
echo '<h2 class="post-title">' . $post->title. '</h2>';
echo '<p class="post-text">' . $post->body. '</p>';
#echo !empty($replies) ? '<p class="d-flex justify-content-end text-muted">' . count($replies). ' replies</p>' : '' ;
echo '</div>';
if ($replies) {
for ($i = 0; $i < count($replies); $i++) {
echo '<div class="reply-container p-3 pb-1 mb-4 post-reply-'. $row['PostID'] . '">';
echo '<p>' . $replies[$i] . '</p>';
echo '</div>';
}
}
?>
<div class="wrapper">
<div class="container-fluid">
<div class="row">
<div class="col-md-12 p-0">
<div class="page-header">
</div>
<form action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>" method="post">
<div class="form-group <?php echo (!empty($reply_err)) ? 'has-error' : ''; ?>">
<label class="pb-2">Reply</label>
<textarea name="reply" class="form-control" rows="4" cols="50"></textarea>
<span class="help-block text-danger"><?php echo $reply_err;?></span>
</div>
<input type="hidden" name="replies" value="<?php foreach ($replies as $comment) {echo "$comment+";}?>"/>
<input type="hidden" name="id" value="<?php echo $id; ?>"/>
<input type="submit" class="btn btn-primary mt-2" value="Submit">
<a href="index.php" class="btn btn-default mt-2">Cancel</a>
</form>
</div>
</div>
</div>
</div>
<script></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js" integrity="sha384-b5kHyXgcpbZJO/tY9Ul7kGkf1S0CWuKcCD38l8YkeH8z8QjE0GmW1gYU5S9FOnJ0" crossorigin="anonymous"></script>
</body>
</html>