summaryrefslogtreecommitdiff
path: root/edit.php
blob: 5aba54da5bc82e98eb45f1e9e2f783151323b2d3 (plain)
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
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
<?php

/**
 * Copyright (C) 2008-2012 FluxBB
 * based on code by Rickard Andersson copyright (C) 2002-2008 PunBB
 * License: http://www.gnu.org/licenses/gpl.html GPL version 2 or higher
 */

define('PUN_ROOT', dirname(__FILE__).'/');
require PUN_ROOT.'include/common.php';


if ($pun_user['g_read_board'] == '0')
	message($lang_common['No view'], false, '403 Forbidden');


$id = isset($_GET['id']) ? intval($_GET['id']) : 0;
if ($id < 1)
	message($lang_common['Bad request'], false, '404 Not Found');

// Fetch some info about the post, the topic and the forum
$result = $db->query('SELECT f.id AS fid, f.forum_name, f.moderators, f.redirect_url, fp.post_replies, fp.post_topics, t.id AS tid, t.subject, t.posted, t.first_post_id, t.sticky, t.closed, p.poster, p.poster_id, p.message, p.hide_smilies FROM '.$db->prefix.'posts AS p INNER JOIN '.$db->prefix.'topics AS t ON t.id=p.topic_id INNER JOIN '.$db->prefix.'forums AS f ON f.id=t.forum_id LEFT JOIN '.$db->prefix.'forum_perms AS fp ON (fp.forum_id=f.id AND fp.group_id='.$pun_user['g_id'].') WHERE (fp.read_forum IS NULL OR fp.read_forum=1) AND p.id='.$id) or error('Unable to fetch post info', __FILE__, __LINE__, $db->error());
if (!$db->num_rows($result))
	message($lang_common['Bad request'], false, '404 Not Found');

$cur_post = $db->fetch_assoc($result);

// Sort out who the moderators are and if we are currently a moderator (or an admin)
$mods_array = ($cur_post['moderators'] != '') ? unserialize($cur_post['moderators']) : array();
$is_admmod = ($pun_user['g_id'] == PUN_ADMIN || ($pun_user['g_moderator'] == '1' && array_key_exists($pun_user['username'], $mods_array))) ? true : false;

$can_edit_subject = $id == $cur_post['first_post_id'];

if ($pun_config['o_censoring'] == '1')
{
	$cur_post['subject'] = censor_words($cur_post['subject']);
	$cur_post['message'] = censor_words($cur_post['message']);
}

// Do we have permission to edit this post?
if (($pun_user['g_edit_posts'] == '0' ||
	$cur_post['poster_id'] != $pun_user['id'] ||
	$cur_post['closed'] == '1') &&
	!$is_admmod)
	message($lang_common['No permission'], false, '403 Forbidden');

if ($is_admmod && $pun_user['g_id'] != PUN_ADMIN && in_array($cur_post['poster_id'], get_admin_ids()))
	message($lang_common['No permission'], false, '403 Forbidden');

// Load the post.php language file
require PUN_ROOT.'lang/'.$pun_user['language'].'/post.php';

// Start with a clean slate
$errors = array();


if (isset($_POST['form_sent']))
{
	// Make sure they got here from the site
	confirm_referrer('edit.php');

	// If it's a topic it must contain a subject
	if ($can_edit_subject)
	{
		$subject = pun_trim($_POST['req_subject']);

		if ($pun_config['o_censoring'] == '1')
			$censored_subject = pun_trim(censor_words($subject));

		if ($subject == '')
			$errors[] = $lang_post['No subject'];
		else if ($pun_config['o_censoring'] == '1' && $censored_subject == '')
			$errors[] = $lang_post['No subject after censoring'];
		else if (pun_strlen($subject) > 70)
			$errors[] = $lang_post['Too long subject'];
		else if ($pun_config['p_subject_all_caps'] == '0' && is_all_uppercase($subject) && !$pun_user['is_admmod'])
			$errors[] = $lang_post['All caps subject'];
		else if ($pun_user['g_post_links'] != '1' && preg_match('%(?:h\s*t|f)\s*t\s*p\s*(?:s\s*)?:\s*/\s*/%', $subject))
			$errors[] = $lang_common['BBCode error tag url not allowed'];
	}

	// Clean up message from POST
	$message = pun_linebreaks(pun_trim($_POST['req_message']));

	// Here we use strlen() not pun_strlen() as we want to limit the post to PUN_MAX_POSTSIZE bytes, not characters
	if (strlen($message) > PUN_MAX_POSTSIZE)
		$errors[] = sprintf($lang_post['Too long message'], forum_number_format(PUN_MAX_POSTSIZE));
	else if ($pun_config['p_message_all_caps'] == '0' && is_all_uppercase($message) && !$pun_user['is_admmod'])
		$errors[] = $lang_post['All caps message'];

	// Validate BBCode syntax
	if ($pun_config['p_message_bbcode'] == '1')
	{
		require PUN_ROOT.'include/parser.php';
		$message = preparse_bbcode($message, $errors);
	}

	if (empty($errors))
	{
		if ($message == '')
			$errors[] = $lang_post['No message'];
		else if ($pun_config['o_censoring'] == '1')
		{
			// Censor message to see if that causes problems
			$censored_message = pun_trim(censor_words($message));

			if ($censored_message == '')
				$errors[] = $lang_post['No message after censoring'];
		}
	}

	$hide_smilies = isset($_POST['hide_smilies']) ? '1' : '0';
	$stick_topic = isset($_POST['stick_topic']) ? '1' : '0';
	if (!$is_admmod)
		$stick_topic = $cur_post['sticky'];

	// Replace four-byte characters (MySQL cannot handle them)
	$message = strip_bad_multibyte_chars($message);

	// Did everything go according to plan?
	if (empty($errors) && !isset($_POST['preview']))
	{
		$edited_sql = (!isset($_POST['silent']) || !$is_admmod) ? ', edited='.time().', edited_by=\''.$db->escape($pun_user['username']).'\'' : '';

		require PUN_ROOT.'include/search_idx.php';

		if ($can_edit_subject)
		{
			// Update the topic and any redirect topics
			$db->query('UPDATE '.$db->prefix.'topics SET subject=\''.$db->escape($subject).'\', sticky='.$stick_topic.' WHERE id='.$cur_post['tid'].' OR moved_to='.$cur_post['tid']) or error('Unable to update topic', __FILE__, __LINE__, $db->error());

			// We changed the subject, so we need to take that into account when we update the search words
			update_search_index('edit', $id, $message, $subject);
		}
		else
			update_search_index('edit', $id, $message);

		// Update the post
		$db->query('UPDATE '.$db->prefix.'posts SET message=\''.$db->escape($message).'\', hide_smilies='.$hide_smilies.$edited_sql.' WHERE id='.$id) or error('Unable to update post', __FILE__, __LINE__, $db->error());

		redirect('viewtopic.php?pid='.$id.'#p'.$id, $lang_post['Edit redirect']);
	}
}



$page_title = array(pun_htmlspecialchars($pun_config['o_board_title']), $lang_post['Edit post']);
$required_fields = array('req_subject' => $lang_common['Subject'], 'req_message' => $lang_common['Message']);
$focus_element = array('edit', 'req_message');
define('PUN_ACTIVE_PAGE', 'index');
require PUN_ROOT.'header.php';

$cur_index = 1;

?>
<div class="linkst">
	<div class="inbox">
		<ul class="crumbs">
			<li><a href="index.php"><?php echo $lang_common['Index'] ?></a></li>
			<li><span>»&#160;</span><a href="viewforum.php?id=<?php echo $cur_post['fid'] ?>"><?php echo pun_htmlspecialchars($cur_post['forum_name']) ?></a></li>
			<li><span>»&#160;</span><a href="viewtopic.php?id=<?php echo $cur_post['tid'] ?>"><?php echo pun_htmlspecialchars($cur_post['subject']) ?></a></li>
			<li><span>»&#160;</span><strong><?php echo $lang_post['Edit post'] ?></strong></li>
		</ul>
	</div>
</div>

<?php

// If there are errors, we display them
if (!empty($errors))
{

?>
<div id="posterror" class="block">
	<h2><span><?php echo $lang_post['Post errors'] ?></span></h2>
	<div class="box">
		<div class="inbox error-info">
			<p><?php echo $lang_post['Post errors info'] ?></p>
			<ul class="error-list">
<?php

	foreach ($errors as $cur_error)
		echo "\t\t\t\t".'<li><strong>'.$cur_error.'</strong></li>'."\n";
?>
			</ul>
		</div>
	</div>
</div>

<?php

}
else if (isset($_POST['preview']))
{
	require_once PUN_ROOT.'include/parser.php';
	$preview_message = parse_message($message, $hide_smilies);

?>
<div id="postpreview" class="blockpost">
	<h2><span><?php echo $lang_post['Post preview'] ?></span></h2>
	<div class="box">
		<div class="inbox">
			<div class="postbody">
				<div class="postright">
					<div class="postmsg">
						<?php echo $preview_message."\n" ?>
					</div>
				</div>
			</div>
		</div>
	</div>
</div>

<?php

}

?>
<div id="editform" class="blockform">
	<h2><span><?php echo $lang_post['Edit post'] ?></span></h2>
	<div class="box">
		<form id="edit" method="post" action="edit.php?id=<?php echo $id ?>&amp;action=edit" onsubmit="return process_form(this)">
			<div class="inform">
				<fieldset>
					<legend><?php echo $lang_post['Edit post legend'] ?></legend>
					<input type="hidden" name="form_sent" value="1" />
					<div class="infldset txtarea">
<?php if ($can_edit_subject): ?>						<label class="required"><strong><?php echo $lang_common['Subject'] ?> <span><?php echo $lang_common['Required'] ?></span></strong><br />
						<input class="longinput" type="text" name="req_subject" size="80" maxlength="70" tabindex="<?php echo $cur_index++ ?>" value="<?php echo pun_htmlspecialchars(isset($_POST['req_subject']) ? $_POST['req_subject'] : $cur_post['subject']) ?>" /><br /></label>
<?php endif; ?>						<label class="required"><strong><?php echo $lang_common['Message'] ?> <span><?php echo $lang_common['Required'] ?></span></strong><br />
						<textarea name="req_message" rows="20" cols="95" tabindex="<?php echo $cur_index++ ?>"><?php echo pun_htmlspecialchars(isset($_POST['req_message']) ? $message : $cur_post['message']) ?></textarea><br /></label>
						<ul class="bblinks">
							<li><span><a href="help.php#bbcode" onclick="window.open(this.href); return false;"><?php echo $lang_common['BBCode'] ?></a> <?php echo ($pun_config['p_message_bbcode'] == '1') ? $lang_common['on'] : $lang_common['off']; ?></span></li>
							<li><span><a href="help.php#url" onclick="window.open(this.href); return false;"><?php echo $lang_common['url tag'] ?></a> <?php echo ($pun_config['p_message_bbcode'] == '1' && $pun_user['g_post_links'] == '1') ? $lang_common['on'] : $lang_common['off']; ?></span></li>
							<li><span><a href="help.php#img" onclick="window.open(this.href); return false;"><?php echo $lang_common['img tag'] ?></a> <?php echo ($pun_config['p_message_bbcode'] == '1' && $pun_config['p_message_img_tag'] == '1') ? $lang_common['on'] : $lang_common['off']; ?></span></li>
							<li><span><a href="help.php#smilies" onclick="window.open(this.href); return false;"><?php echo $lang_common['Smilies'] ?></a> <?php echo ($pun_config['o_smilies'] == '1') ? $lang_common['on'] : $lang_common['off']; ?></span></li>
						</ul>
					</div>
				</fieldset>
<?php

$checkboxes = array();
if ($can_edit_subject && $is_admmod)
{
	if (isset($_POST['stick_topic']) || !isset($_POST['form_sent']) && $cur_post['sticky'] == '1')
		$checkboxes[] = '<label><input type="checkbox" name="stick_topic" value="1" checked="checked" tabindex="'.($cur_index++).'" />'.$lang_common['Stick topic'].'<br /></label>';
	else
		$checkboxes[] = '<label><input type="checkbox" name="stick_topic" value="1" tabindex="'.($cur_index++).'" />'.$lang_common['Stick topic'].'<br /></label>';
}

if ($pun_config['o_smilies'] == '1')
{
	if (isset($_POST['hide_smilies']) || !isset($_POST['form_sent']) && $cur_post['hide_smilies'] == '1')
		$checkboxes[] = '<label><input type="checkbox" name="hide_smilies" value="1" checked="checked" tabindex="'.($cur_index++).'" />'.$lang_post['Hide smilies'].'<br /></label>';
	else
		$checkboxes[] = '<label><input type="checkbox" name="hide_smilies" value="1" tabindex="'.($cur_index++).'" />'.$lang_post['Hide smilies'].'<br /></label>';
}

if ($is_admmod)
{
	if (isset($_POST['silent']) || !isset($_POST['form_sent']))
		$checkboxes[] = '<label><input type="checkbox" name="silent" value="1" tabindex="'.($cur_index++).'" checked="checked" />'.$lang_post['Silent edit'].'<br /></label>';
	else
		$checkboxes[] = '<label><input type="checkbox" name="silent" value="1" tabindex="'.($cur_index++).'" />'.$lang_post['Silent edit'].'<br /></label>';
}

if (!empty($checkboxes))
{

?>
			</div>
			<div class="inform">
				<fieldset>
					<legend><?php echo $lang_common['Options'] ?></legend>
					<div class="infldset">
						<div class="rbox">
							<?php echo implode("\n\t\t\t\t\t\t\t", $checkboxes)."\n" ?>
						</div>
					</div>
				</fieldset>
<?php

	}

?>
			</div>
			<p class="buttons"><input type="submit" name="submit" value="<?php echo $lang_common['Submit'] ?>" tabindex="<?php echo $cur_index++ ?>" accesskey="s" /> <input type="submit" name="preview" value="<?php echo $lang_post['Preview'] ?>" tabindex="<?php echo $cur_index++ ?>" accesskey="p" /> <a href="javascript:history.go(-1)"><?php echo $lang_common['Go back'] ?></a></p>
		</form>
	</div>
</div>
<?php

require PUN_ROOT.'footer.php';