Verzeichnisstruktur phpBB-3.1.0
- Veröffentlicht
- 27.10.2014
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helper.php
001 <?php
002 /**
003 *
004 * This file is part of the phpBB Forum Software package.
005 *
006 * @copyright (c) phpBB Limited <https://www.phpbb.com>
007 * @license GNU General Public License, version 2 (GPL-2.0)
008 *
009 * For full copyright and license information, please see
010 * the docs/CREDITS.txt file.
011 *
012 */
013
014 namespace phpbb\feed;
015
016 /**
017 * Class with some helpful functions used in feeds
018 */
019 class helper
020 {
021 /** @var \phpbb\config\config */
022 protected $config;
023
024 /** @var \phpbb\user */
025 protected $user;
026
027 /** @var string */
028 protected $phpbb_root_path;
029
030 /** @var string */
031 protected $phpEx;
032
033 /**
034 * Constructor
035 *
036 * @param \phpbb\config\config $config Config object
037 * @param \phpbb\user $user User object
038 * @param string $phpbb_root_path Root path
039 * @param string $phpEx PHP file extension
040 */
041 public function __construct(\phpbb\config\config $config, \phpbb\user $user, $phpbb_root_path, $phpEx)
042 {
043 $this->config = $config;
044 $this->user = $user;
045 $this->phpbb_root_path = $phpbb_root_path;
046 $this->phpEx = $phpEx;
047 }
048
049 /**
050 * Run links through append_sid(), prepend generate_board_url() and remove session id
051 */
052 public function get_board_url()
053 {
054 static $board_url;
055
056 if (empty($board_url))
057 {
058 $board_url = generate_board_url();
059 }
060
061 return $board_url;
062 }
063
064 /**
065 * Run links through append_sid(), prepend generate_board_url() and remove session id
066 */
067 public function append_sid($url, $params)
068 {
069 return append_sid($this->get_board_url() . '/' . $url, $params, true, '');
070 }
071
072 /**
073 * Generate ISO 8601 date string (RFC 3339)
074 */
075 public function format_date($time)
076 {
077 static $zone_offset;
078 static $offset_string;
079
080 if (empty($offset_string))
081 {
082 $zone_offset = $this->user->create_datetime()->getOffset();
083 $offset_string = phpbb_format_timezone_offset($zone_offset);
084 }
085
086 return gmdate("Y-m-d\TH:i:s", $time + $zone_offset) . $offset_string;
087 }
088
089 /**
090 * Generate text content
091 *
092 * @param string $content is feed text content
093 * @param string $uid is bbcode_uid
094 * @param string $bitfield is bbcode bitfield
095 * @param int $options bbcode flag options
096 * @param int $forum_id is the forum id
097 * @param array $post_attachments is an array containing the attachments and their respective info
098 * @return string the html content to be printed for the feed
099 */
100 public function generate_content($content, $uid, $bitfield, $options, $forum_id, $post_attachments)
101 {
102 if (empty($content))
103 {
104 return '';
105 }
106
107 // Prepare some bbcodes for better parsing
108 $content = preg_replace("#\[quote(=".*?")?:$uid\]\s*(.*?)\s*\[/quote:$uid\]#si", "[quote$1:$uid]<br />$2<br />[/quote:$uid]", $content);
109
110 $content = generate_text_for_display($content, $uid, $bitfield, $options);
111
112 // Add newlines
113 $content = str_replace('<br />', '<br />' . "\n", $content);
114
115 // Convert smiley Relative paths to Absolute path, Windows style
116 $content = str_replace($this->phpbb_root_path . $this->config['smilies_path'], $this->get_board_url() . '/' . $this->config['smilies_path'], $content);
117
118 // Remove "Select all" link and mouse events
119 $content = str_replace('<a href="#" onclick="selectCode(this); return false;">' . $this->user->lang['SELECT_ALL_CODE'] . '</a>', '', $content);
120 $content = preg_replace('#(onkeypress|onclick)="(.*?)"#si', '', $content);
121
122 // Firefox does not support CSS for feeds, though
123
124 // Remove font sizes
125 // $content = preg_replace('#<span style="font-size: [0-9]+%; line-height: [0-9]+%;">([^>]+)</span>#iU', '\1', $content);
126
127 // Make text strong :P
128 // $content = preg_replace('#<span style="font-weight: bold?">(.*?)</span>#iU', '<strong>\1</strong>', $content);
129
130 // Italic
131 // $content = preg_replace('#<span style="font-style: italic?">([^<]+)</span>#iU', '<em>\1</em>', $content);
132
133 // Underline
134 // $content = preg_replace('#<span style="text-decoration: underline?">([^<]+)</span>#iU', '<u>\1</u>', $content);
135
136 // Remove embed Windows Media Streams
137 $content = preg_replace( '#<\!--\[if \!IE\]>-->([^[]+)<\!--<!\[endif\]-->#si', '', $content);
138
139 // Do not use < and >, because we want to retain code contained in [code][/code]
140
141 // Remove embed and objects
142 $content = preg_replace( '#<(object|embed)(.*?) (value|src)=(.*?) ([^[]+)(object|embed)>#si',' <a href=$4 target="_blank"><strong>$1</strong></a> ',$content);
143
144 // Remove some specials html tag, because somewhere there are a mod to allow html tags ;)
145 $content = preg_replace( '#<(script|iframe)([^[]+)\1>#siU', ' <strong>$1</strong> ', $content);
146
147 // Parse inline images to display with the feed
148 if (!empty($post_attachments))
149 {
150 $update_count = array();
151 parse_attachments($forum_id, $content, $post_attachments, $update_count);
152 $post_attachments = implode('<br />', $post_attachments);
153
154 // Convert attachments' relative path to absolute path
155 $post_attachments = str_replace($this->phpbb_root_path . 'download/file.' . $this->phpEx, $this->get_board_url() . '/download/file.' . $this->phpEx, $post_attachments);
156
157 $content .= $post_attachments;
158 }
159
160 // Remove Comments from inline attachments [ia]
161 $content = preg_replace('#<dd>(.*?)</dd>#','',$content);
162
163 // Replace some entities with their unicode counterpart
164 $entities = array(
165 ' ' => "\xC2\xA0",
166 '•' => "\xE2\x80\xA2",
167 '·' => "\xC2\xB7",
168 '©' => "\xC2\xA9",
169 );
170
171 $content = str_replace(array_keys($entities), array_values($entities), $content);
172
173 // Remove CDATA blocks. ;)
174 $content = preg_replace('#\<\!\[CDATA\[(.*?)\]\]\>#s', '', $content);
175
176 // Other control characters
177 $content = preg_replace('#(?:[\x00-\x1F\x7F]+|(?:\xC2[\x80-\x9F])+)#', '', $content);
178
179 return $content;
180 }
181 }
182