Плагин вывода комментариев через функцию по условиям (аргументам)
| Kabak |
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function pagecom_string_truncate($text, $allowed_symbols_in_str = 100, $considerhtml = true, $exact = false, $Output_Ending = '', $str_amount_required = 3 )
{
$looking_for = ['<br>', '<br />', '<br/>' ];
$looking_for2 = [ '<a href=' ];
$looking_for3 = [ '<p>' ];
$looking_for4 = [ '<h1>', '<h2>', '<h3>', '</h1>', '</h2>', '</h3>' ];
$str_amount_required < 1 ? $str_amount_required = 1 : $str_amount_required;
$No_BR = 0;
$total_symbols_amount = $str_amount_required * $allowed_symbols_in_str;
$Output = '';
$No_Output_Ending = false;
$Required_output_ending = false;
$str_amount_ready = 0; // how many strings ready for output strings
$str_symbols_ready = 0; // how many symbols were pushed to the next output struing
$link_replaced = false;
$visible_length = mb_strlen(preg_replace('/<.*?>/', '', $text));
$Output_Ending_size = strlen( $Output_Ending ) + 1;
$truncate = '';
$truncate_required = false;
$add_one_BR = false;
$truncated_by_space = false;
$plain_mode = false;
$open_tags = [];
$total_length = 0;
$plain_tag = false;
$long_str_found = false;
$text = str_replace($looking_for4, '', $text );
for ( $index = count ( $looking_for ) - 1; $index >= 0; --$index )
{
$No_BR += substr_count ($text, $looking_for[$index] );
}
if (empty($text)) {
$truncate .= $Output_Ending;
$truncate .= "<br><br>";
goto Inject_New_Lines;
}
if (!$considerhtml)
{
if (mb_strlen($text) <= $total_symbols_amount)
{
$truncate = $text;
goto Inject_New_Lines;
}
else
$truncate = mb_substr($text, 0, $total_symbols_amount);
}
else
{
// if the plain text is shorter than the maximum length, return the whole text
$temp = mb_strlen(preg_replace('/<.*?>/', '', $text));
if ( !preg_match('/<\s*(pre|plaintext)/', $text ) && $temp <= $total_symbols_amount )
{
if ( $No_BR > 0 )
{
// do nothing
}
else
{
if ( $visible_length < $allowed_symbols_in_str )
{
// Check for <p> tag
$offset = 0;
$offset1 = '';
$offset1 = strpos($text, $looking_for3[0], $offset );
if ( $offset1 == '' )
{
$truncate = $text;
goto Inject_New_Lines;
}
// Check for <p> tag
}
}
}
// splits all html-tags to scanable lines
preg_match_all('/(<.+?>)?([^<>]*)/s', $text, $lines, PREG_SET_ORDER);
foreach ($lines as $line_matchings) {
// if there is any html-tag in this line, handle it and add it (uncounted) to the output
if (!empty($line_matchings[1])) {
// if it's an "empty element" with or without xhtml-conform closing slash (f.e. <br/>)
if (
preg_match(
'/^<(\s*.+?\/\s*|\s*(img|br|input|hr|area|base|basefont|col|frame|isindex|link|meta|param)(\s.+?)?)>$/is',
$line_matchings[1]
)
) {
// do nothing
// ++$str_amount_ready;
$str_symbols_ready = 0;
} elseif (preg_match('/^<\s*\/([^\s]+?)\s*>$/s', $line_matchings[1], $tag_matchings)) {
// if tag is a closing tag (f.e. </b>)
$tag = false;
if (strtolower($tag_matchings[1]) == $plain_mode) {
$plain_mode = false;
} else {
// delete tag from $open_tags list
$pos = array_search($tag_matchings[1], $open_tags);
if ($pos !== false) {
unset($open_tags[$pos]);
}
}
} elseif (preg_match('/^<\s*([^\s>!]+).*?>$/s', $line_matchings[1], $tag_matchings)) {
// if tag is an opening tag (f.e. <b>)
$tag = strtolower($tag_matchings[1]);
$plain_tag = in_array($tag, array('pre','plaintext')) ? $tag : false;
// add tag to the beginning of $open_tags list
if (!$plain_mode && !$plain_tag) {
array_unshift($open_tags, mb_strtolower($tag));
}
}
// add html-tag to $truncate'd text
if (!$plain_mode)
{
if ( $str_amount_ready > $str_amount_required )
break;
// Found <li> tag
if ( $line_matchings[1] == '</li>' )
{
if ( $str_amount_ready < $str_amount_required )
{
++$str_amount_ready;
$str_symbols_ready = 0;
}
else
{
break;
}
}
if ( $line_matchings[1] == '</p>' )
{
if ( $str_amount_ready < $str_amount_required )
{
++$str_amount_ready;
$str_symbols_ready = 0;
$long_str_found == true ? $long_str_found = false : $long_str_found;
}
else
{
break;
}
}
// Last <li> should not be closed
if ( $line_matchings[1] == '</li>' && $str_amount_ready >= $str_amount_required )
{
$No_Output_Ending = true;
$truncate .= $Output_Ending;
$truncate .= $line_matchings[1];
break;
}
if ( $line_matchings[1] == '<p>' && $str_amount_ready >= $str_amount_required )
{
break;
}
else
{
$truncate .= $line_matchings[1];
}
if ( $line_matchings[1] == '<p>' && $str_symbols_ready > 0 && $long_str_found )
{
++$str_amount_ready;
$str_symbols_ready = 0;
$long_str_found = false;
}
if ( $line_matchings[1] == '</p>' && $str_amount_ready == $str_amount_required )
{
break;
}
if ( $line_matchings[1] == '<br>' || $line_matchings[1] == '<br />' || $line_matchings[1] == '<br/>' )
{
if ( $str_amount_ready >= $str_amount_required )
{
break;
}
else
{
++$str_amount_ready;
$str_symbols_ready = 0;
if ( $str_amount_ready >= $str_amount_required )
{
$No_Output_Ending = true;
$truncate .= $Output_Ending;
break;
}
}
}
}
}
// the number of characters which are left
$left = $total_symbols_amount - $total_length;
if ($plain_mode || ($plain_tag && $tag)) {
// treats text as plain in <pre>, <plaintext> tags
$content = $plain_mode ? $line_matchings[0] : $line_matchings[2];
if (mb_strlen($content) <= $left) {
$truncate .= $content;
$total_length += mb_strlen($content);
} else {
$truncate .= mb_substr($content, 0, $left);
$total_length += $left;
}
if ($plain_tag && !$plain_mode) {
$plain_mode = $plain_tag;
}
} else {
// calculate the length of the plain text part of the line; handle entities as one character
$content_length = mb_strlen(preg_replace('/&[0-9a-z]{2,8};|&#[0-9]{1,7};|&#x[0-9a-f]{1,6};|[\r\n\s]{2,}/i', ' ', $line_matchings[2]));
// Checking for <a> href block
$offset1 = strpos($line_matchings[1], $looking_for2[0], 0 );
if ($total_length + $content_length > $total_symbols_amount && $offset1 =='' ) {
$entities_length = 0;
// One big string
$Big_str = (int)($content_length / $allowed_symbols_in_str);
$New_str_sym_amount = $content_length - $allowed_symbols_in_str;
if ( $New_str_sym_amount < 0 )
{
$New_str_sym_amount = 0;
}
$str_amount_ready += $Big_str;
if ( $str_amount_ready >= $str_amount_required )
{
// LINK REPLACE
$offset1 = strpos($line_matchings[1], $looking_for2[0], 0 );
if ( $offset1 != '' )
{
$truncate .= '...';
}
else
{
$truncate_required = true;
if ( $left < $allowed_symbols_in_str )
{
$truncate .= mb_substr($line_matchings[2], 0, $left );
}
if ( $New_str_sym_amount < $allowed_symbols_in_str )
{
$truncate .= mb_substr($line_matchings[2], 0, $allowed_symbols_in_str );
$Required_output_ending = true;
}
if ( $New_str_sym_amount > $allowed_symbols_in_str &&
$left > $allowed_symbols_in_str )
{
$truncate .= mb_substr($line_matchings[2], 0, $left - $Output_Ending_size * 3 );
}
}
// LINK REPLACE
// One big string no <p> tag
$offset1 = strpos($truncate, $looking_for3[0], 0 );
if ( $offset1 == '' )
{
$add_one_BR = true;
}
else
{
$add_one_BR = false;
}
// One big string no <p> tag
}
// search for html entities and spaces
if (
preg_match_all(
'/&[0-9a-z]{2,8};|&#[0-9]{1,7};|&#x[0-9a-f]{1,6};|[\r\n\s]{2,}/i',
$line_matchings[2],
$entities,
PREG_OFFSET_CAPTURE
)
) {
// calculate the real length of all entities in the legal range
foreach ($entities[0] as $entity) {
if ($entity[1]+1-$entities_length <= $left) {
$left--;
$entities_length += mb_strlen($entity[0]);
} else {
// no more characters left
break;
}
}
}
// maximum lenght is reached, so get off the loop
$truncated_by_space = preg_match('/[\r\n\s]/', mb_substr($line_matchings[2], $left+$entities_length, 1));
break;
} else
{
$offset1 = strpos($line_matchings[1], $looking_for2[0], 0 );
if ( $offset1 != '' )
{
$truncate .= '...';
$No_Output_Ending = true;
$total_length += $content_length;
$link_replaced = true;
}
else
{
$truncate .= $line_matchings[2];
$total_length += $content_length;
}
/* Injection */
if ( $link_replaced )
{
$link_replaced = false;
$str_symbols_ready += 3;
}
else
{
$str_symbols_ready += $content_length;
}
if ( $str_symbols_ready >= $allowed_symbols_in_str && $str_amount_ready < $str_amount_required )
{
$long_str_found = true;
do
{
++$str_amount_ready;
if ( $str_amount_ready > $str_amount_required )
break;
if ( $str_amount_ready == $str_amount_required &&
$str_symbols_ready > $allowed_symbols_in_str )
{
$truncate = mb_substr($truncate, 0, -($str_symbols_ready - $allowed_symbols_in_str + $Output_Ending_size) );
break;
}
$str_symbols_ready = $str_symbols_ready - $allowed_symbols_in_str;
}
while ( $str_symbols_ready >= $allowed_symbols_in_str );
}
/* Injection */
}
}
// if the maximum length is reached, get off the loop
if ($total_length >= $total_symbols_amount || $str_symbols_ready >= $allowed_symbols_in_str ) {
break;
}
}
// No Output_Ending required
if ( (( $total_length + $Output_Ending_size ) < $total_symbols_amount) && (( $content_length + $Output_Ending_size ) < $total_symbols_amount ) &&
( $str_symbols_ready + $Output_Ending_size ) < $allowed_symbols_in_str )
{
$No_Output_Ending = true;
}
if ( $Required_output_ending )
{
$No_Output_Ending = false;
}
}
if ( $truncate_required || ( !$exact && !$truncated_by_space && !$plain_mode
&& ( ($str_symbols_ready >= $allowed_symbols_in_str) || ($content_length >= $total_symbols_amount)) )
) {
// ...search the last occurence of a space...
if (mb_strrpos($truncate, ' ') > 0) {
$pos1 = mb_strrpos($truncate, ' ');
$pos2 = mb_strrpos($truncate, '>');
$spos = ($pos2 < $pos1) ? $pos1 : ($pos2+1);
if (isset($spos)) {
// ...and cut the text in this position
$truncate = mb_substr($truncate, 0, $spos );
}
}
}
if ( !$No_Output_Ending )
{
$truncate .= $Output_Ending;
}
if ($considerhtml) {
// close all unclosed html-tags
if ($plain_mode) {
$truncate .= '</' . $plain_mode . '>';
}
foreach ($open_tags as $tag) {
$truncate .= '</' . $tag . '>';
if ( $tag == 'p' )
++$str_amount_ready;
}
}
Inject_New_Lines:
if ( $add_one_BR )
{
$truncate .= "<br>";
}
for ($count = $str_amount_ready; $count < $str_amount_required ; ++$count )
{
$truncate .= "<br>";
}
return $truncate;
}
$t->assign(cot_generate_usertags($row, 'PAGECOM_ROW_AUTHOR_'));
/* +++++ My code ==== */
// $cutstring = cot_string_truncate($row['com_text'], $cfg['plugin']['pagecom']['message_cut_amount'] * $cfg['plugin']['pagecom']['message_strings_amount'], $considerhtml = true, $exact = false, $cuttext = $cfg['plugin']['pagecom']['end_string']);
$cutstring = pagecom_string_truncate($row['com_text'], $cfg['plugin']['pagecom']['message_cut_amount'], $considerhtml = true, $exact = false, $cuttext = $cfg['plugin']['pagecom']['end_string'] , $cfg['plugin']['pagecom']['message_strings_amount'] );
/* +++++ My code ==== */
$com_text = cot_parse($row['com_text'], $cfg['plugin']['comments']['markup']);
$t->assign(array(
'PAGECOM_ROW_NUM' => $jj,
'PAGECOM_ROW_ODDEVEN' => cot_build_oddeven($jj),
'PAGECOM_ROW_ID' => $row['com_id'],
'PAGECOM_ROW_URL' => cot_url('page', $link_params, '#c'.$row['com_id']),
'PAGECOM_ROW_AUTHOR' => cot_build_user($row['com_authorid'], htmlspecialchars($row['com_author'])),
'PAGECOM_ROW_AUTHORNAME' => htmlspecialchars($row['com_author']),
'PAGECOM_ROW_AUTHORID' => $row['com_authorid'],
'PAGECOM_ROW_TEXT' => $com_text,
/* +++++ My code ==== */
'PAGECOM_ROW_CUTED_TEXT' => $cutstring,
/* +++++ My code ==== */
'PAGECOM_ROW_TEXT_PLAIN' => strip_tags($com_text),
'PAGECOM_ROW_DATE' => cot_date('datetime_medium', $row['com_date']),
'PAGECOM_ROW_DATE_STAMP' => $row['com_date'],
'PAGECOM_ROW_CATTITLE' => htmlspecialchars($structure['page'][$row['page_cat']]['title'])
));
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