diff options
Diffstat (limited to 'phpBB/includes/functions_content.php')
| -rw-r--r-- | phpBB/includes/functions_content.php | 1317 |
1 files changed, 0 insertions, 1317 deletions
diff --git a/phpBB/includes/functions_content.php b/phpBB/includes/functions_content.php deleted file mode 100644 index 64c915b7dd..0000000000 --- a/phpBB/includes/functions_content.php +++ /dev/null @@ -1,1317 +0,0 @@ -<?php -/** -* -* @package phpBB3 -* @version $Id$ -* @copyright (c) 2005 phpBB Group -* @license http://opensource.org/licenses/gpl-license.php GNU Public License -* -*/ - -/** -* @ignore -*/ -if (!defined('IN_PHPBB')) -{ - exit; -} - -/** -* gen_sort_selects() -* make_jumpbox() -* bump_topic_allowed() -* get_context() -* decode_message() -* strip_bbcode() -* generate_text_for_display() -* generate_text_for_storage() -* generate_text_for_edit() -* make_clickable_callback() -* make_clickable() -* censor_text() -* bbcode_nl2br() -* smiley_text() -* parse_attachments() -* extension_allowed() -* truncate_string() -* get_username_string() -* class bitfield -*/ - -/** -* Generate sort selection fields -* @todo phpbb_api::new('sort') -*/ -function gen_sort_selects(&$limit_days, &$sort_by_text, &$sort_days, &$sort_key, &$sort_dir, &$s_limit_days, &$s_sort_key, &$s_sort_dir, &$u_sort_param, $def_st = false, $def_sk = false, $def_sd = false) -{ - $sort_dir_text = array('a' => phpbb::$user->lang['ASCENDING'], 'd' => phpbb::$user->lang['DESCENDING']); - - $sorts = array( - 'st' => array( - 'key' => 'sort_days', - 'default' => $def_st, - 'options' => $limit_days, - 'output' => &$s_limit_days, - ), - - 'sk' => array( - 'key' => 'sort_key', - 'default' => $def_sk, - 'options' => $sort_by_text, - 'output' => &$s_sort_key, - ), - - 'sd' => array( - 'key' => 'sort_dir', - 'default' => $def_sd, - 'options' => $sort_dir_text, - 'output' => &$s_sort_dir, - ), - ); - $u_sort_param = ''; - - foreach ($sorts as $name => $sort_ary) - { - $key = $sort_ary['key']; - $selected = $$sort_ary['key']; - - // Check if the key is selectable. If not, we reset to the default or first key found. - // This ensures the values are always valid. We also set $sort_dir/sort_key/etc. to the - // correct value, else the protection is void. ;) - if (!isset($sort_ary['options'][$selected])) - { - if ($sort_ary['default'] !== false) - { - $selected = $$key = $sort_ary['default']; - } - else - { - @reset($sort_ary['options']); - $selected = $$key = key($sort_ary['options']); - } - } - - $sort_ary['output'] = '<select name="' . $name . '" id="' . $name . '">'; - foreach ($sort_ary['options'] as $option => $text) - { - $sort_ary['output'] .= '<option value="' . $option . '"' . (($selected == $option) ? ' selected="selected"' : '') . '>' . $text . '</option>'; - } - $sort_ary['output'] .= '</select>'; - - $u_sort_param .= ($selected !== $sort_ary['default']) ? ((strlen($u_sort_param)) ? '&' : '') . "{$name}={$selected}" : ''; - } - - return; -} - -/** -* Generate Jumpbox -*/ -function make_jumpbox($action, $forum_id = false, $select_all = false, $acl_list = false, $force_display = false) -{ - // We only return if the jumpbox is not forced to be displayed (in case it is needed for functionality) - if (!phpbb::$config['load_jumpbox'] && $force_display === false) - { - return; - } - - $sql = 'SELECT forum_id, forum_name, parent_id, forum_type, left_id, right_id - FROM ' . FORUMS_TABLE . ' - ORDER BY left_id ASC'; - $result = phpbb::$db->sql_query($sql, 600); - - $right = $padding = 0; - $padding_store = array('0' => 0); - $display_jumpbox = false; - $iteration = 0; - - // Sometimes it could happen that forums will be displayed here not be displayed within the index page - // This is the result of forums not displayed at index, having list permissions and a parent of a forum with no permissions. - // If this happens, the padding could be "broken" - - while ($row = phpbb::$db->sql_fetchrow($result)) - { - if ($row['left_id'] < $right) - { - $padding++; - $padding_store[$row['parent_id']] = $padding; - } - else if ($row['left_id'] > $right + 1) - { - // Ok, if the $padding_store for this parent is empty there is something wrong. For now we will skip over it. - // @todo digging deep to find out "how" this can happen. - $padding = (isset($padding_store[$row['parent_id']])) ? $padding_store[$row['parent_id']] : $padding; - } - - $right = $row['right_id']; - - if ($row['forum_type'] == FORUM_CAT && ($row['left_id'] + 1 == $row['right_id'])) - { - // Non-postable forum with no subforums, don't display - continue; - } - - if (!phpbb::$acl->acl_get('f_list', $row['forum_id'])) - { - // if the user does not have permissions to list this forum skip - continue; - } - - if ($acl_list && !phpbb::$acl->acl_gets($acl_list, $row['forum_id'])) - { - continue; - } - - if (!$display_jumpbox) - { - phpbb::$template->assign_block_vars('jumpbox_forums', array( - 'FORUM_ID' => ($select_all) ? 0 : -1, - 'FORUM_NAME' => ($select_all) ? phpbb::$user->lang['ALL_FORUMS'] : phpbb::$user->lang['SELECT_FORUM'], - 'S_FORUM_COUNT' => $iteration) - ); - - $iteration++; - $display_jumpbox = true; - } - - phpbb::$template->assign_block_vars('jumpbox_forums', array( - 'FORUM_ID' => $row['forum_id'], - 'FORUM_NAME' => $row['forum_name'], - 'SELECTED' => ($row['forum_id'] == $forum_id) ? ' selected="selected"' : '', - 'S_FORUM_COUNT' => $iteration, - 'S_IS_CAT' => ($row['forum_type'] == FORUM_CAT) ? true : false, - 'S_IS_LINK' => ($row['forum_type'] == FORUM_LINK) ? true : false, - 'S_IS_POST' => ($row['forum_type'] == FORUM_POST) ? true : false) - ); - - for ($i = 0; $i < $padding; $i++) - { - phpbb::$template->assign_block_vars('jumpbox_forums.level', array()); - } - $iteration++; - } - phpbb::$db->sql_freeresult($result); - unset($padding_store); - - phpbb::$template->assign_vars(array( - 'S_DISPLAY_JUMPBOX' => $display_jumpbox, - 'S_JUMPBOX_ACTION' => phpbb::$url->append_sid($action), - )); - - return; -} - -/** -* Bump Topic Check - used by posting and viewtopic -*/ -function bump_topic_allowed($forum_id, $topic_bumped, $last_post_time, $topic_poster, $last_topic_poster) -{ - // Check permission and make sure the last post was not already bumped - if (!phpbb::$acl->acl_get('f_bump', $forum_id) || $topic_bumped) - { - return false; - } - - // Check bump time range, is the user really allowed to bump the topic at this time? - $bump_time = (phpbb::$config['bump_type'] == 'm') ? phpbb::$config['bump_interval'] * 60 : ((phpbb::$config['bump_type'] == 'h') ? phpbb::$config['bump_interval'] * 3600 : phpbb::$config['bump_interval'] * 86400); - - // Check bump time - if ($last_post_time + $bump_time > time()) - { - return false; - } - - // Check bumper, only topic poster and last poster are allowed to bump - if ($topic_poster != phpbb::$user->data['user_id'] && $last_topic_poster != phpbb::$user->data['user_id']) - { - return false; - } - - // A bump time of 0 will completely disable the bump feature... not intended but might be useful. - return $bump_time; -} - -/** -* Generates a text with approx. the specified length which contains the specified words and their context -* -* @param string $text The full text from which context shall be extracted -* @param string $words An array of words which should be contained in the result, has to be a valid part of a PCRE pattern (escape with preg_quote!) -* @param int $length The desired length of the resulting text, however the result might be shorter or longer than this value -* -* @return string Context of the specified words separated by "..." -*/ -function get_context($text, $words, $length = 400) -{ - // first replace all whitespaces with single spaces - $text = preg_replace('/ +/', ' ', strtr($text, "\t\n\r\x0C ", ' ')); - - $word_indizes = array(); - if (sizeof($words)) - { - $match = ''; - // find the starting indizes of all words - foreach ($words as $word) - { - if ($word) - { - if (preg_match('#(?:[^\w]|^)(' . $word . ')(?:[^\w]|$)#i', $text, $match)) - { - $pos = utf8_strpos($text, $match[1]); - if ($pos !== false) - { - $word_indizes[] = $pos; - } - } - } - } - unset($match); - - if (sizeof($word_indizes)) - { - $word_indizes = array_unique($word_indizes); - sort($word_indizes); - - $wordnum = sizeof($word_indizes); - // number of characters on the right and left side of each word - $sequence_length = (int) ($length / (2 * $wordnum)) - 2; - $final_text = ''; - $word = $j = 0; - $final_text_index = -1; - - // cycle through every character in the original text - for ($i = $word_indizes[$word], $n = utf8_strlen($text); $i < $n; $i++) - { - // if the current position is the start of one of the words then append $sequence_length characters to the final text - if (isset($word_indizes[$word]) && ($i == $word_indizes[$word])) - { - if ($final_text_index < $i - $sequence_length - 1) - { - $final_text .= '... ' . preg_replace('#^([^ ]*)#', '', utf8_substr($text, $i - $sequence_length, $sequence_length)); - } - else - { - // if the final text is already nearer to the current word than $sequence_length we only append the text - // from its current index on and distribute the unused length to all other sequenes - $sequence_length += (int) (($final_text_index - $i + $sequence_length + 1) / (2 * $wordnum)); - $final_text .= utf8_substr($text, $final_text_index + 1, $i - $final_text_index - 1); - } - $final_text_index = $i - 1; - - // add the following characters to the final text (see below) - $word++; - $j = 1; - } - - if ($j > 0) - { - // add the character to the final text and increment the sequence counter - $final_text .= utf8_substr($text, $i, 1); - $final_text_index++; - $j++; - - // if this is a whitespace then check whether we are done with this sequence - if (utf8_substr($text, $i, 1) == ' ') - { - // only check whether we have to exit the context generation completely if we haven't already reached the end anyway - if ($i + 4 < $n) - { - if (($j > $sequence_length && $word >= $wordnum) || utf8_strlen($final_text) > $length) - { - $final_text .= ' ...'; - break; - } - } - else - { - // make sure the text really reaches the end - $j -= 4; - } - - // stop context generation and wait for the next word - if ($j > $sequence_length) - { - $j = 0; - } - } - } - } - return $final_text; - } - } - - if (!sizeof($words) || !sizeof($word_indizes)) - { - return (utf8_strlen($text) >= $length + 3) ? utf8_substr($text, 0, $length) . '...' : $text; - } -} - -/** -* Decode text whereby text is coming from the db and expected to be pre-parsed content -* We are placing this outside of the message parser because we are often in need of it... -*/ -function decode_message(&$message, $bbcode_uid = '') -{ - if ($bbcode_uid) - { - $match = array('<br />', "[/*:m:$bbcode_uid]", ":u:$bbcode_uid", ":o:$bbcode_uid", ":$bbcode_uid"); - $replace = array("\n", '', '', '', ''); - } - else - { - $match = array('<br />'); - $replace = array("\n"); - } - - $message = str_replace($match, $replace, $message); - - $match = get_preg_expression('bbcode_htm'); - $replace = array('\1', '\1', '\2', '\1', '', ''); - - $message = preg_replace($match, $replace, $message); -} - -/** -* Strips all bbcode from a text and returns the plain content -*/ -function strip_bbcode(&$text, $uid = '') -{ - if (!$uid) - { - $uid = '[0-9a-z]{5,}'; - } - - $text = preg_replace("#\[\/?[a-z0-9\*\+\-]+(?:=(?:".*"|[^\]]*))?(?::[a-z])?(\:$uid)\]#", ' ', $text); - - $match = get_preg_expression('bbcode_htm'); - $replace = array('\1', '\1', '\2', '\1', '', ''); - - $text = preg_replace($match, $replace, $text); -} - -/** -* For display of custom parsed text on user-facing pages -* Expects $text to be the value directly from the database (stored value) -*/ -function generate_text_for_display($text, $uid, $bitfield, $flags) -{ - static $bbcode; - - if (!$text) - { - return ''; - } - - $text = censor_text($text); - - // Parse bbcode if bbcode uid stored and bbcode enabled - if ($uid && ($flags & OPTION_FLAG_BBCODE)) - { - if (!class_exists('bbcode')) - { - include(PHPBB_ROOT_PATH . 'includes/bbcode.' . PHP_EXT); - } - - if (empty($bbcode)) - { - $bbcode = new bbcode($bitfield); - } - else - { - $bbcode->bbcode($bitfield); - } - - $bbcode->bbcode_second_pass($text, $uid); - } - - $text = bbcode_nl2br($text); - $text = smiley_text($text, !($flags & OPTION_FLAG_SMILIES)); - - return $text; -} - -/** -* For parsing custom parsed text to be stored within the database. -* This function additionally returns the uid and bitfield that needs to be stored. -* Expects $text to be the value directly from request_var() and in it's non-parsed form -*/ -function generate_text_for_storage(&$text, &$uid, &$bitfield, &$flags, $allow_bbcode = false, $allow_urls = false, $allow_smilies = false) -{ - $uid = $bitfield = ''; - $flags = (($allow_bbcode) ? OPTION_FLAG_BBCODE : 0) + (($allow_smilies) ? OPTION_FLAG_SMILIES : 0) + (($allow_urls) ? OPTION_FLAG_LINKS : 0); - - if (!$text) - { - return; - } - - if (!class_exists('parse_message')) - { - include(PHPBB_ROOT_PATH . 'includes/message_parser.' . PHP_EXT); - } - - $message_parser = new parse_message($text); - $message_parser->parse($allow_bbcode, $allow_urls, $allow_smilies); - - $text = $message_parser->message; - $uid = $message_parser->bbcode_uid; - - // If the bbcode_bitfield is empty, there is no need for the uid to be stored. - if (!$message_parser->bbcode_bitfield) - { - $uid = ''; - } - - $bitfield = $message_parser->bbcode_bitfield; - - return; -} - -/** -* For decoding custom parsed text for edits as well as extracting the flags -* Expects $text to be the value directly from the database (pre-parsed content) -*/ -function generate_text_for_edit($text, $uid, $flags) -{ - decode_message($text, $uid); - - return array( - 'allow_bbcode' => ($flags & OPTION_FLAG_BBCODE) ? 1 : 0, - 'allow_smilies' => ($flags & OPTION_FLAG_SMILIES) ? 1 : 0, - 'allow_urls' => ($flags & OPTION_FLAG_LINKS) ? 1 : 0, - 'text' => $text - ); -} - -/** -* A subroutine of make_clickable used with preg_replace -* It places correct HTML around an url, shortens the displayed text -* and makes sure no entities are inside URLs -*/ -function make_clickable_callback($type, $whitespace, $url, $relative_url, $class) -{ - $orig_url = $url; - $orig_relative = $relative_url; - $append = ''; - $url = htmlspecialchars_decode($url); - $relative_url = htmlspecialchars_decode($relative_url); - - // make sure no HTML entities were matched - $chars = array('<', '>', '"'); - $split = false; - - foreach ($chars as $char) - { - $next_split = strpos($url, $char); - if ($next_split !== false) - { - $split = ($split !== false) ? min($split, $next_split) : $next_split; - } - } - - if ($split !== false) - { - // an HTML entity was found, so the URL has to end before it - $append = substr($url, $split) . $relative_url; - $url = substr($url, 0, $split); - $relative_url = ''; - } - else if ($relative_url) - { - // same for $relative_url - $split = false; - foreach ($chars as $char) - { - $next_split = strpos($relative_url, $char); - if ($next_split !== false) - { - $split = ($split !== false) ? min($split, $next_split) : $next_split; - } - } - - if ($split !== false) - { - $append = substr($relative_url, $split); - $relative_url = substr($relative_url, 0, $split); - } - } - - // if the last character of the url is a punctuation mark, exclude it from the url - $last_char = ($relative_url) ? $relative_url[strlen($relative_url) - 1] : $url[strlen($url) - 1]; - - switch ($last_char) - { - case '.': - case '?': - case '!': - case ':': - case ',': - $append = $last_char; - if ($relative_url) - { - $relative_url = substr($relative_url, 0, -1); - } - else - { - $url = substr($url, 0, -1); - } - break; - - // set last_char to empty here, so the variable can be used later to - // check whether a character was removed - default: - $last_char = ''; - break; - } - - $short_url = (strlen($url) > 55) ? substr($url, 0, 39) . ' ... ' . substr($url, -10) : $url; - - switch ($type) - { - case MAGIC_URL_LOCAL: - $tag = 'l'; - $relative_url = preg_replace('/[&?]sid=[0-9a-f]{32}$/', '', preg_replace('/([&?])sid=[0-9a-f]{32}&/', '$1', $relative_url)); - $url = $url . '/' . $relative_url; - $text = $relative_url; - - // this url goes to http://domain.tld/path/to/board/ which - // would result in an empty link if treated as local so - // don't touch it and let MAGIC_URL_FULL take care of it. - if (!$relative_url) - { - return $whitespace . $orig_url . '/' . $orig_relative; // slash is taken away by relative url pattern - } - break; - - case MAGIC_URL_FULL: - $tag = 'm'; - $text = $short_url; - break; - - case MAGIC_URL_WWW: - $tag = 'w'; - $url = 'http://' . $url; - $text = $short_url; - break; - - case MAGIC_URL_EMAIL: - $tag = 'e'; - $text = $short_url; - $url = 'mailto:' . $url; - break; - } - - $url = htmlspecialchars($url); - $text = htmlspecialchars($text); - $append = htmlspecialchars($append); - - $html = "$whitespace<!-- $tag --><a$class href=\"$url\">$text</a><!-- $tag -->$append"; - - return $html; -} - -/** -* make_clickable function -* -* Replace magic urls of form http://xxx.xxx., www.xxx. and xxx@xxx.xxx. -* Cuts down displayed size of link if over 50 chars, turns absolute links -* into relative versions when the server/script path matches the link -*/ -function make_clickable($text, $server_url = false, $class = 'postlink') -{ - if ($server_url === false) - { - $server_url = generate_board_url(); - } - - static $magic_url_match; - static $magic_url_replace; - static $static_class; - - if (!is_array($magic_url_match) || $static_class != $class) - { - $static_class = $class; - $class = ($static_class) ? ' class="' . $static_class . '"' : ''; - $local_class = ($static_class) ? ' class="' . $static_class . '-local"' : ''; - - $magic_url_match = $magic_url_replace = array(); - // Be sure to not let the matches cross over. ;) - - // relative urls for this board - $magic_url_match[] = '#(^|[\n\t (>.])(' . preg_quote($server_url, '#') . ')/(' . get_preg_expression('relative_url_inline') . ')#ie'; - $magic_url_replace[] = "make_clickable_callback(MAGIC_URL_LOCAL, '\$1', '\$2', '\$3', '$local_class')"; - - // matches a xxxx://aaaaa.bbb.cccc. ... - $magic_url_match[] = '#(^|[\n\t (>.])(' . get_preg_expression('url_inline') . ')#ie'; - $magic_url_replace[] = "make_clickable_callback(MAGIC_URL_FULL, '\$1', '\$2', '', '$class')"; - - // matches a "www.xxxx.yyyy[/zzzz]" kinda lazy URL thing - $magic_url_match[] = '#(^|[\n\t (>])(' . get_preg_expression('www_url_inline') . ')#ie'; - $magic_url_replace[] = "make_clickable_callback(MAGIC_URL_WWW, '\$1', '\$2', '', '$class')"; - - // matches an email@domain type address at the start of a line, or after a space or after what might be a BBCode. - $magic_url_match[] = '/(^|[\n\t (>])(' . get_preg_expression('email') . ')/ie'; - $magic_url_replace[] = "make_clickable_callback(MAGIC_URL_EMAIL, '\$1', '\$2', '', '')"; - } - - return preg_replace($magic_url_match, $magic_url_replace, $text); -} - -/** -* Censoring -*/ -function censor_text($text) -{ - static $censors; - - // We moved the word censor checks in here because we call this function quite often - and then only need to do the check once - if (!isset($censors) || !is_array($censors)) - { - // We check here if the user is having viewing censors disabled (and also allowed to do so). - if (!phpbb::$user->optionget('viewcensors') && phpbb::$config['allow_nocensors'] && phpbb::$acl->acl_get('u_chgcensors')) - { - $censors = array(); - } - else - { - $censors = phpbb_cache::obtain_word_list(); - } - } - - if (sizeof($censors)) - { - return preg_replace($censors['match'], $censors['replace'], $text); - } - - return $text; -} - -/** -* custom version of nl2br which takes custom BBCodes into account -*/ -function bbcode_nl2br($text) -{ - // custom BBCodes might contain carriage returns so they - // are not converted into <br /> so now revert that - $text = str_replace(array("\n", "\r"), array('<br />', "\n"), $text); - return $text; -} - -/** -* Smiley processing -*/ -function smiley_text($text, $force_option = false) -{ - if ($force_option || !phpbb::$config['allow_smilies'] || !phpbb::$user->optionget('viewsmilies')) - { - return preg_replace('#<!\-\- s(.*?) \-\-><img src="\{SMILIES_PATH\}\/.*? \/><!\-\- s\1 \-\->#', '\1', $text); - } - else - { - return preg_replace('#<!\-\- s(.*?) \-\-><img src="\{SMILIES_PATH\}\/(.*?) \/><!\-\- s\1 \-\->#', '<img src="' . PHPBB_ROOT_PATH . phpbb::$config['smilies_path'] . '/\2 />', $text); - } -} - -/** -* General attachment parsing -* -* @param mixed $forum_id The forum id the attachments are displayed in (false if in private message) -* @param string &$message The post/private message -* @param array &$attachments The attachments to parse for (inline) display. The attachments array will hold templated data after parsing. -* @param array &$update_count The attachment counts to be updated - will be filled -* @param bool $preview If set to true the attachments are parsed for preview. Within preview mode the comments are fetched from the given $attachments array and not fetched from the database. -*/ -function parse_attachments($forum_id, &$message, &$attachments, &$update_count, $preview = false) -{ - if (!sizeof($attachments)) - { - return; - } - - global $extensions; - - // - $compiled_attachments = array(); - - // @todo: do we really need this check? - if (!isset(phpbb::$template->filename['attachment_tpl'])) - { - phpbb::$template->set_filenames(array( - 'attachment_tpl' => 'attachment.html') - ); - } - - if (empty($extensions) || !is_array($extensions)) - { - $extensions = phpbb_cache::obtain_extensions_forum($forum_id); - } - - // Look for missing attachment information... - $attach_ids = array(); - foreach ($attachments as $pos => $attachment) - { - // If is_orphan is set, we need to retrieve the attachments again... - if (!isset($attachment['extension']) && !isset($attachment['physical_filename'])) - { - $attach_ids[(int) $attachment['attach_id']] = $pos; - } - } - - // Grab attachments (security precaution) - if (sizeof($attach_ids)) - { - $new_attachment_data = array(); - - $sql = 'SELECT * - FROM ' . ATTACHMENTS_TABLE . ' - WHERE ' . phpbb::$db->sql_in_set('attach_id', array_keys($attach_ids)); - $result = phpbb::$db->sql_query($sql); - - while ($row = phpbb::$db->sql_fetchrow($result)) - { - if (!isset($attach_ids[$row['attach_id']])) - { - continue; - } - - // If we preview attachments we will set some retrieved values here - if ($preview) - { - $row['attach_comment'] = $attachments[$attach_ids[$row['attach_id']]]['attach_comment']; - } - - $new_attachment_data[$attach_ids[$row['attach_id']]] = $row; - } - phpbb::$db->sql_freeresult($result); - - $attachments = $new_attachment_data; - unset($new_attachment_data); - } - - // Sort correctly - if (phpbb::$config['display_order']) - { - // Ascending sort - krsort($attachments); - } - else - { - // Descending sort - ksort($attachments); - } - - foreach ($attachments as $attachment) - { - if (!sizeof($attachment)) - { - continue; - } - - // We need to reset/empty the _file block var, because this function might be called more than once - phpbb::$template->destroy_block_vars('_file'); - - $block_array = array(); - - // Some basics... - $attachment['extension'] = strtolower(trim($attachment['extension'])); - $filename = PHPBB_ROOT_PATH . phpbb::$config['upload_path'] . '/' . basename($attachment['physical_filename']); - $thumbnail_filename = PHPBB_ROOT_PATH . phpbb::$config['upload_path'] . '/thumb_' . basename($attachment['physical_filename']); - - $upload_icon = ''; - - if (isset($extensions[$attachment['extension']])) - { - if (phpbb::$user->img('icon_topic_attach', '') && !$extensions[$attachment['extension']]['upload_icon']) - { - $upload_icon = phpbb::$user->img('icon_topic_attach', ''); - } - else if ($extensions[$attachment['extension']]['upload_icon']) - { - $upload_icon = '<img src="' . PHPBB_ROOT_PATH . phpbb::$config['upload_icons_path'] . '/' . trim($extensions[$attachment['extension']]['upload_icon']) . '" alt="" />'; - } - } - - $filesize = $attachment['filesize']; - $size_lang = ($filesize >= 1048576) ? phpbb::$user->lang['MIB'] : (($filesize >= 1024) ? phpbb::$user->lang['KIB'] : phpbb::$user->lang['BYTES']); - $filesize = get_formatted_filesize($filesize, false); - - $comment = bbcode_nl2br(censor_text($attachment['attach_comment'])); - - $block_array += array( - 'UPLOAD_ICON' => $upload_icon, - 'FILESIZE' => $filesize, - 'SIZE_LANG' => $size_lang, - 'DOWNLOAD_NAME' => basename($attachment['real_filename']), - 'COMMENT' => $comment, - ); - - $denied = false; - - if (!extension_allowed($forum_id, $attachment['extension'], $extensions)) - { - $denied = true; - - $block_array += array( - 'S_DENIED' => true, - 'DENIED_MESSAGE' => phpbb::$user->lang('EXTENSION_DISABLED_AFTER_POSTING', $attachment['extension']), - ); - } - - if (!$denied) - { - $l_downloaded_viewed = $download_link = ''; - $display_cat = $extensions[$attachment['extension']]['display_cat']; - - if ($display_cat == ATTACHMENT_CATEGORY_IMAGE) - { - if ($attachment['thumbnail']) - { - $display_cat = ATTACHMENT_CATEGORY_THUMB; - } - else - { - if (phpbb::$config['img_display_inlined']) - { - if (phpbb::$config['img_link_width'] || phpbb::$config['img_link_height']) - { - $dimension = @getimagesize($filename); - - // If the dimensions could not be determined or the image being 0x0 we display it as a link for safety purposes - if ($dimension === false || empty($dimension[0]) || empty($dimension[1])) - { - $display_cat = ATTACHMENT_CATEGORY_NONE; - } - else - { - $display_cat = ($dimension[0] <= phpbb::$config['img_link_width'] && $dimension[1] <= phpbb::$config['img_link_height']) ? ATTACHMENT_CATEGORY_IMAGE : ATTACHMENT_CATEGORY_NONE; - } - } - } - else - { - $display_cat = ATTACHMENT_CATEGORY_NONE; - } - } - } - - // Make some descisions based on user options being set. - if (($display_cat == ATTACHMENT_CATEGORY_IMAGE || $display_cat == ATTACHMENT_CATEGORY_THUMB) && !phpbb::$user->optionget('viewimg')) - { - $display_cat = ATTACHMENT_CATEGORY_NONE; - } - - if ($display_cat == ATTACHMENT_CATEGORY_FLASH && !phpbb::$user->optionget('viewflash')) - { - $display_cat = ATTACHMENT_CATEGORY_NONE; - } - - $download_link = append_sid('download/file', 'id=' . $attachment['attach_id']); - - switch ($display_cat) - { - // Images - case ATTACHMENT_CATEGORY_IMAGE: - $l_downloaded_viewed = 'VIEWED_COUNT'; - $inline_link = append_sid('download/file', 'id=' . $attachment['attach_id']); - $download_link .= '&mode=view'; - - $block_array += array( - 'S_IMAGE' => true, - 'U_INLINE_LINK' => $inline_link, - ); - - $update_count[] = $attachment['attach_id']; - break; - - // Images, but display Thumbnail - case ATTACHMENT_CATEGORY_THUMB: - $l_downloaded_viewed = 'VIEWED_COUNT'; - $thumbnail_link = append_sid('download/file', 'id=' . $attachment['attach_id'] . '&t=1'); - $download_link .= '&mode=view'; - - $block_array += array( - 'S_THUMBNAIL' => true, - 'THUMB_IMAGE' => $thumbnail_link, - ); - - $update_count[] = $attachment['attach_id']; - break; - - // Windows Media Streams - case ATTACHMENT_CATEGORY_WM: - $l_downloaded_viewed = 'VIEWED_COUNT'; - - // Giving the filename directly because within the wm object all variables are in local context making it impossible - // to validate against a valid session (all params can differ) - // $download_link = $filename; - - $block_array += array( - 'U_FORUM' => generate_board_url(), - 'ATTACH_ID' => $attachment['attach_id'], - 'S_WM_FILE' => true, - ); - - // Viewed/Heared File ... update the download count - $update_count[] = $attachment['attach_id']; - break; - - // Real Media Streams - case ATTACHMENT_CATEGORY_RM: - case ATTACHMENT_CATEGORY_QUICKTIME: - $l_downloaded_viewed = 'VIEWED_COUNT'; - - $block_array += array( - 'S_RM_FILE' => ($display_cat == ATTACHMENT_CATEGORY_RM) ? true : false, - 'S_QUICKTIME_FILE' => ($display_cat == ATTACHMENT_CATEGORY_QUICKTIME) ? true : false, - 'U_FORUM' => generate_board_url(), - 'ATTACH_ID' => $attachment['attach_id'], - ); - - // Viewed/Heared File ... update the download count - $update_count[] = $attachment['attach_id']; - break; - - // Macromedia Flash Files - case ATTACHMENT_CATEGORY_FLASH: - list($width, $height) = @getimagesize($filename); - - $l_downloaded_viewed = 'VIEWED_COUNT'; - - $block_array += array( - 'S_FLASH_FILE' => true, - 'WIDTH' => $width, - 'HEIGHT' => $height, - 'U_VIEW_LINK' => $download_link . '&view=1', - ); - - // Viewed/Heared File ... update the download count - $update_count[] = $attachment['attach_id']; - break; - - default: - $l_downloaded_viewed = 'DOWNLOAD_COUNT'; - - $block_array += array( - 'S_FILE' => true, - ); - break; - } - - $block_array += array( - 'U_DOWNLOAD_LINK' => $download_link, - 'L_DOWNLOAD_COUNT' => phpbb::$user->lang($l_downloaded_viewed, $attachment['download_count']), - ); - } - - phpbb::$template->assign_block_vars('_file', $block_array); - - $compiled_attachments[] = phpbb::$template->assign_display('attachment_tpl'); - } - - $attachments = $compiled_attachments; - unset($compiled_attachments); - - $tpl_size = sizeof($attachments); - - $unset_tpl = array(); - - preg_match_all('#<!\-\- ia([0-9]+) \-\->(.*?)<!\-\- ia\1 \-\->#', $message, $matches, PREG_PATTERN_ORDER); - - $replace = array(); - foreach ($matches[0] as $num => $capture) - { - // Flip index if we are displaying the reverse way - $index = (phpbb::$config['display_order']) ? ($tpl_size-($matches[1][$num] + 1)) : $matches[1][$num]; - - $replace['from'][] = $matches[0][$num]; - $replace['to'][] = (isset($attachments[$index])) ? $attachments[$index] : sprintf(phpbb::$user->lang['MISSING_INLINE_ATTACHMENT'], $matches[2][array_search($index, $matches[1])]); - - $unset_tpl[] = $index; - } - - if (isset($replace['from'])) - { - $message = str_replace($replace['from'], $replace['to'], $message); - } - - $unset_tpl = array_unique($unset_tpl); - - // Needed to let not display the inlined attachments at the end of the post again - foreach ($unset_tpl as $index) - { - unset($attachments[$index]); - } -} - -/** -* Check if extension is allowed to be posted. -* -* @param mixed $forum_id The forum id to check or false if private message -* @param string $extension The extension to check, for example zip. -* @param array &$extensions The extension array holding the information from the cache (will be obtained if empty) -* -* @return bool False if the extension is not allowed to be posted, else true. -*/ -function extension_allowed($forum_id, $extension, &$extensions) -{ - if (empty($extensions)) - { - $extensions = phpbb_cache::obtain_extensions_forum($forum_id); - } - - return (!isset($extensions['_allowed_'][$extension])) ? false : true; -} - -/** -* Truncates string while retaining special characters if going over the max length -* The default max length is 60 at the moment -* The maximum storage length is there to fit the string within the given length. The string may be further truncated due to html entities. -* For example: string given is 'a "quote"' (length: 9), would be a stored as 'a "quote"' (length: 19) -* -* @param string $string The text to truncate to the given length. String is specialchared. -* @param int $max_length Maximum length of string (multibyte character count as 1 char / Html entity count as 1 char) -* @param int $max_store_length Maximum character length of string (multibyte character count as 1 char / Html entity count as entity chars). -* @param bool $allow_reply Allow Re: in front of string -* @param string $append String to be appended -*/ -function truncate_string($string, $max_length = 60, $max_store_length = 255, $allow_reply = true, $append = '') -{ - $chars = array(); - - $strip_reply = false; - $stripped = false; - if ($allow_reply && strpos($string, 'Re: ') === 0) - { - $strip_reply = true; - $string = substr($string, 4); - } - - $_chars = utf8_str_split(htmlspecialchars_decode($string)); - $chars = array_map('utf8_htmlspecialchars', $_chars); - - // Now check the length ;) - if (sizeof($chars) > $max_length) - { - // Cut off the last elements from the array - $string = implode('', array_slice($chars, 0, $max_length - utf8_strlen($append))); - $stripped = true; - } - - // Due to specialchars, we may not be able to store the string... - if (utf8_strlen($string) > $max_store_length) - { - // let's split again, we do not want half-baked strings where entities are split - $_chars = utf8_str_split(htmlspecialchars_decode($string)); - $chars = array_map('utf8_htmlspecialchars', $_chars); - - do - { - array_pop($chars); - $string = implode('', $chars); - } - while (!empty($chars) && utf8_strlen($string) > $max_store_length); - } - - if ($strip_reply) - { - $string = 'Re: ' . $string; - } - - if ($append != '' && $stripped) - { - $string = $string . $append; - } - - return $string; -} - -/** -* Get username details for placing into templates. -* This function caches all modes on first call, except for no_profile - determined by $user_id/$guest_username combination. -* -* @param string $mode Can be profile (for getting an url to the profile), username (for obtaining the username), colour (for obtaining the user colour), full (for obtaining a html string representing a coloured link to the users profile) or no_profile (the same as full but forcing no profile link) -* @param int $user_id The users id -* @param string $username The users name -* @param string $username_colour The users colour -* @param string $guest_username optional parameter to specify the guest username. It will be used in favor of the GUEST language variable then. -* @param string $custom_profile_url optional parameter to specify a profile url. The user id get appended to this url as &u={user_id} -* -* @return string A string consisting of what is wanted based on $mode. -* @author BartVB, Acyd Burn -*/ -function get_username_string($mode, $user_id, $username, $username_colour = '', $guest_username = false, $custom_profile_url = false) -{ - static $_profile_cache; - - // We cache some common variables we need within this function - if (empty($_profile_cache)) - { - $_profile_cache['base_url'] = phpbb::$url->append_sid('memberlist', 'mode=viewprofile&u={USER_ID}'); - $_profile_cache['tpl_noprofile'] = '{USERNAME}'; - $_profile_cache['tpl_noprofile_colour'] = '<span style="color: {USERNAME_COLOUR};" class="username-coloured">{USERNAME}</span>'; - $_profile_cache['tpl_profile'] = '<a href="{PROFILE_URL}">{USERNAME}</a>'; - $_profile_cache['tpl_profile_colour'] = '<a href="{PROFILE_URL}" style="color: {USERNAME_COLOUR};" class="username-coloured">{USERNAME}</a>'; - } - - // This switch makes sure we only run code required for the mode - switch ($mode) - { - case 'full': - case 'no_profile': - case 'colour': - - // Build correct username colour - $username_colour = ($username_colour) ? '#' . $username_colour : ''; - - // Return colour - if ($mode == 'colour') - { - return $username_colour; - } - - // no break; - - case 'username': - - // Build correct username - if ($guest_username === false) - { - $username = ($username) ? $username : phpbb::$user->lang['GUEST']; - } - else - { - $username = ($user_id && $user_id != ANONYMOUS) ? $username : ((!empty($guest_username)) ? $guest_username : phpbb::$user->lang['GUEST']); - } - - // Return username - if ($mode == 'username') - { - return $username; - } - - // no break; - - case 'profile': - - // Build correct profile url - only show if not anonymous and permission to view profile if registered user - // For anonymous the link leads to a login page. - if ($user_id && $user_id != ANONYMOUS && (phpbb::$user->is_guest || phpbb::$acl->acl_get('u_viewprofile'))) - { - $profile_url = ($custom_profile_url !== false) ? $custom_profile_url . '&u=' . (int) $user_id : str_replace(array('={USER_ID}', '=%7BUSER_ID%7D'), '=' . (int) $user_id, $_profile_cache['base_url']); - } - else - { - $profile_url = ''; - } - - // Return profile - if ($mode == 'profile') - { - return $profile_url; - } - - // no break; - } - - if (($mode == 'full' && !$profile_url) || $mode == 'no_profile') - { - return str_replace(array('{USERNAME_COLOUR}', '{USERNAME}'), array($username_colour, $username), (!$username_colour) ? $_profile_cache['tpl_noprofile'] : $_profile_cache['tpl_noprofile_colour']); - } - - return str_replace(array('{PROFILE_URL}', '{USERNAME_COLOUR}', '{USERNAME}'), array($profile_url, $username_colour, $username), (!$username_colour) ? $_profile_cache['tpl_profile'] : $_profile_cache['tpl_profile_colour']); -} - -/** -* @package phpBB3 -*/ -class bitfield -{ - var $data; - - function __construct($bitfield = '') - { - $this->data = base64_decode($bitfield); - } - - /** - */ - function get($n) - { - // Get the ($n / 8)th char - $byte = $n >> 3; - - if (strlen($this->data) >= $byte + 1) - { - $c = $this->data[$byte]; - - // Lookup the ($n % 8)th bit of the byte - $bit = 7 - ($n & 7); - return (bool) (ord($c) & (1 << $bit)); - } - else - { - return false; - } - } - - function set($n) - { - $byte = $n >> 3; - $bit = 7 - ($n & 7); - - if (strlen($this->data) >= $byte + 1) - { - $this->data[$byte] = $this->data[$byte] | chr(1 << $bit); - } - else - { - $this->data .= str_repeat("\0", $byte - strlen($this->data)); - $this->data .= chr(1 << $bit); - } - } - - function clear($n) - { - $byte = $n >> 3; - - if (strlen($this->data) >= $byte + 1) - { - $bit = 7 - ($n & 7); - $this->data[$byte] = $this->data[$byte] &~ chr(1 << $bit); - } - } - - function get_blob() - { - return $this->data; - } - - function get_base64() - { - return base64_encode($this->data); - } - - function get_bin() - { - $bin = ''; - $len = strlen($this->data); - - for ($i = 0; $i < $len; ++$i) - { - $bin .= str_pad(decbin(ord($this->data[$i])), 8, '0', STR_PAD_LEFT); - } - - return $bin; - } - - function get_all_set() - { - return array_keys(array_filter(str_split($this->get_bin()))); - } - - function merge($bitfield) - { - $this->data = $this->data | $bitfield->get_blob(); - } -} - -?>
\ No newline at end of file |