From ef41b1622d4e3d6324ecf16eaf27b6d028f83585 Mon Sep 17 00:00:00 2001
From: Benjamin Southall <applemansigloo@gmail.com>
Date: Mon, 20 Mar 2017 20:19:03 +0900
Subject: [PATCH] Adding support for multiple file upload using URLs,
 previously only one URL was supported. Also removes duplicate slack reporting
 merge.

---
 post.php                 | 57 +++++++++++++++---------------------------------
 templates/post_form.html |  5 ++++-
 2 files changed, 21 insertions(+), 41 deletions(-)

diff --git a/post.php b/post.php
index 2179b083..bc434a03 100644
--- a/post.php
+++ b/post.php
@@ -530,8 +530,14 @@ if (isset($_POST['delete'])) {
 			$_POST['subject'] = '';
 	}
 	
-	if ($config['allow_upload_by_url'] && isset($_POST['file_url']) && !empty($_POST['file_url'])) {
-		$post['file_url'] = $_POST['file_url'];
+	if ($config['allow_upload_by_url'] && isset($_POST['file_url1']) && !empty($_POST['file_url1'])) {
+		function unlink_tmp_file($file) {
+			@unlink($file);
+			fatal_error_handler();
+		}
+
+		function upload_by_url($config,$post,$url) {
+		$post['file_url'] = $url;
 		if (!preg_match('@^https?://@', $post['file_url']))
 			error($config['error']['invalidimg']);
 		
@@ -550,10 +556,6 @@ if (isset($_POST['delete'])) {
 			error($config['error']['unknownext']);
 
 		$post['file_tmp'] = tempnam($config['tmp'], 'url');
-		function unlink_tmp_file($file) {
-			@unlink($file);
-			fatal_error_handler();
-		}
 		register_shutdown_function('unlink_tmp_file', $post['file_tmp']);
 		
 		$fp = fopen($post['file_tmp'], 'w');
@@ -576,13 +578,20 @@ if (isset($_POST['delete'])) {
 		
 		fclose($fp);
 
-		$_FILES['file'] = array(
+		$_FILES[$post['file_tmp']] = array(
 			'name' => basename($url_without_params),
 			'tmp_name' => $post['file_tmp'],
 			'file_tmp' => true,
 			'error' => 0,
 			'size' => filesize($post['file_tmp'])
 		);
+		}
+	        
+		for( $counter = 1; $counter <= $config['max_images']; $counter++ ) { 
+			$varname = "file_url". $counter;
+			upload_by_url($config,$post,$_POST[$varname]);
+		}
+			
 	}
 	
 	$post['name'] = $_POST['name'] != '' ? $_POST['name'] : $config['anonymous'];
@@ -1001,8 +1010,7 @@ if (isset($_POST['delete'])) {
 				escapeshellarg($file['thumb']));
 
 				if ($error){
-					$path = sprintf($config['file_thumb'],isset($config['file_icons'][$file['extension']]) ? $config['file_icons'][$file['ext
-					ension']] : $config['file_icons']['default']); 
+					$path = sprintf($config['file_thumb'],isset($config['file_icons'][$file['extension']]) ? $config['file_icons'][$file['extension']] : $config['file_icons']['default']);	
 				}
 
 				$file['thumb'] = basename($file['thumb']);
@@ -1181,37 +1189,6 @@ if (isset($_POST['delete'])) {
 		$query->bindValue(':thread', $post['thread']);
 		$query->bindValue(':limit', $config['cycle_limit'], PDO::PARAM_INT);
 		$query->execute() or error(db_error($query));
-                if ($config['slack'])
-                {
-                function slack($message, $room = "reports", $icon = ":no_entry_sign:") 
-			{
-			$room = ($room) ? $room : "reports";
-			$data = "payload=" . json_encode(array(
-			"channel"       =>  "#{$room}",
-			"text"          =>  urlencode($message),
-			"icon_emoji"    =>  $icon
-			));
-
-			// You can get your webhook endpoint from your Slack settings
-			// For some reason using the configuration key doesn't work 
-			$ch = curl_init($config['slack_incoming_webhook_endpoint']);
-			curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
-			curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
-			curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
-			curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
-			$result = curl_exec($ch);
-			curl_close($ch);
-
-			return $result;
-			}
-		
-		$postcontent = mb_substr($thread['body_nomarkup'], 0, 120) . '...  _*(POST TRIMMED)*_';
-		$slackmessage = '<'  .$config['domain']  . "/mod.php?/" . $board['dir'] . $config['dir']['res'] .  ( $thread['thread'] ? $thread['thread'] : $id ) . ".html"  .  ($thread['thread'] ? '#' . $id : '') . '> \n ' . $reason . '\n ' . $postcontent . '\n';
-
-		$slackresult = slack($slackmessage, $config['slack_channel']); 
-		}
-
-
 	}
 	
 	if (isset($post['antispam_hash'])) {
diff --git a/templates/post_form.html b/templates/post_form.html
index 0b02dab2..0d6b388b 100644
--- a/templates/post_form.html
+++ b/templates/post_form.html
@@ -121,7 +121,10 @@
 				{% if config.allow_upload_by_url %}
 					<div style="float:none;text-align:left" id="upload_url">
 						<label for="file_url">{% trans %}Or URL{% endtrans %}</label>: 
-						<input style="display:inline" type="text" id="file_url" name="file_url" size="35">
+						{% for counter in 1..config.max_images %}
+						<input style="display:inline" type="text" id="file_url{{ counter }}" name="file_url{{ counter }}" size="35">
+						</br>
+						{% endfor %}
 					</div>
 				{% endif %}
 				{{ antibot.html() }}