| | |
| | | <?php |
| | | |
| | | /** |
| | | /* |
| | | +-----------------------------------------------------------------------+ |
| | | | This file is part of the Roundcube Webmail client | |
| | | | Copyright (C) 2008-2014, The Roundcube Dev Team | |
| | |
| | | */ |
| | | protected $config = array( |
| | | // non-breaking space |
| | | 'space' => "\xC2\xA0", |
| | | 'space' => "\xC2\xA0", |
| | | // enables format=flowed parser |
| | | 'flowed' => false, |
| | | // enables wrapping for non-flowed text |
| | | 'wrap' => true, |
| | | 'wrap' => true, |
| | | // line-break tag |
| | | 'break' => "<br>\n", |
| | | 'break' => "<br>\n", |
| | | // prefix and suffix (wrapper element) |
| | | 'begin' => '<div class="pre">', |
| | | 'end' => '</div>', |
| | | 'begin' => '<div class="pre">', |
| | | 'end' => '</div>', |
| | | // enables links replacement |
| | | 'links' => true, |
| | | 'links' => true, |
| | | // string replacer class |
| | | 'replacer' => 'rcube_string_replacer', |
| | | // prefix and suffix of unwrappable line |
| | | 'nobr_start' => '<span style="white-space:nowrap">', |
| | | 'nobr_end' => '</span>', |
| | | ); |
| | | |
| | | |
| | |
| | | */ |
| | | protected function _convert() |
| | | { |
| | | $text = stripslashes($this->text); |
| | | |
| | | // Convert TXT to HTML |
| | | $this->html = $this->_converter($text); |
| | | $this->html = $this->_converter($this->text); |
| | | $this->_converted = true; |
| | | } |
| | | |
| | |
| | | { |
| | | // make links and email-addresses clickable |
| | | $attribs = array('link_attribs' => array('rel' => 'noreferrer', 'target' => '_blank')); |
| | | $replacer = new rcmail_string_replacer($attribs); |
| | | $replacer = new $this->config['replacer']($attribs); |
| | | |
| | | if ($this->config['flowed']) { |
| | | $flowed_char = 0x01; |
| | |
| | | // split body into single lines |
| | | $text = preg_split('/\r?\n/', $text); |
| | | $quote_level = 0; |
| | | $last = -1; |
| | | $last = null; |
| | | |
| | | // find/mark quoted lines... |
| | | for ($n=0, $cnt=count($text); $n < $cnt; $n++) { |
| | | // wrap quoted lines with <blockquote> |
| | | for ($n = 0, $cnt = count($text); $n < $cnt; $n++) { |
| | | $flowed = false; |
| | | if ($this->config['flowed'] && ord($text[$n][0]) == $flowed_char) { |
| | | $flowed = true; |
| | |
| | | $q = substr_count($regs[0], '>'); |
| | | $text[$n] = substr($text[$n], strlen($regs[0])); |
| | | $text[$n] = $this->_convert_line($text[$n], $flowed || $this->config['wrap']); |
| | | $_length = strlen(str_replace(' ', '', $text[$n])); |
| | | |
| | | if ($q > $quote_level) { |
| | | $text[$n] = $replacer->get_replacement($replacer->add( |
| | | str_repeat('<blockquote>', $q - $quote_level))) . $text[$n]; |
| | | $last = $n; |
| | | if ($last !== null) { |
| | | $text[$last] .= (!$length ? "\n" : '') |
| | | . $replacer->get_replacement($replacer->add( |
| | | str_repeat('<blockquote>', $q - $quote_level))) |
| | | . $text[$n]; |
| | | |
| | | unset($text[$n]); |
| | | } |
| | | else { |
| | | $text[$n] = $replacer->get_replacement($replacer->add( |
| | | str_repeat('<blockquote>', $q - $quote_level))) . $text[$n]; |
| | | |
| | | $last = $n; |
| | | } |
| | | } |
| | | else if ($q < $quote_level) { |
| | | $text[$n] = $replacer->get_replacement($replacer->add( |
| | | str_repeat('</blockquote>', $quote_level - $q))) . $text[$n]; |
| | | $text[$last] .= (!$length ? "\n" : '') |
| | | . $replacer->get_replacement($replacer->add( |
| | | str_repeat('</blockquote>', $quote_level - $q))) |
| | | . $text[$n]; |
| | | |
| | | unset($text[$n]); |
| | | } |
| | | else { |
| | | $last = $n; |
| | | } |
| | | } |
| | | else { |
| | | $text[$n] = $this->_convert_line($text[$n], $flowed || $this->config['wrap']); |
| | | $q = 0; |
| | | $q = 0; |
| | | $_length = strlen(str_replace(' ', '', $text[$n])); |
| | | |
| | | if ($quote_level > 0) { |
| | | $text[$n] = $replacer->get_replacement($replacer->add( |
| | | str_repeat('</blockquote>', $quote_level))) . $text[$n]; |
| | | $text[$last] .= (!$length ? "\n" : '') |
| | | . $replacer->get_replacement($replacer->add( |
| | | str_repeat('</blockquote>', $quote_level))) |
| | | . $text[$n]; |
| | | |
| | | unset($text[$n]); |
| | | } |
| | | else { |
| | | $last = $n; |
| | | } |
| | | } |
| | | |
| | | $quote_level = $q; |
| | | $length = $_length; |
| | | } |
| | | |
| | | if ($quote_level > 0) { |
| | | $text[$n] = $replacer->get_replacement($replacer->add( |
| | | str_repeat('</blockquote>', $quote_level))) . $text[$n]; |
| | | $text[$last] .= $replacer->get_replacement($replacer->add( |
| | | str_repeat('</blockquote>', $quote_level))); |
| | | } |
| | | |
| | | $text = join("\n", $text); |
| | | |
| | | // colorize signature (up to <sig_max_lines> lines) |
| | | $len = strlen($text); |
| | | $len = strlen($text); |
| | | $sig_sep = "--" . $this->config['space'] . "\n"; |
| | | $sig_max_lines = rcube::get_instance()->config->get('sig_max_lines', 15); |
| | | |
| | | while (($sp = strrpos($text, "-- \n", $sp ? -$len+$sp-1 : 0)) !== false) { |
| | | while (($sp = strrpos($text, $sig_sep, $sp ? -$len+$sp-1 : 0)) !== false) { |
| | | if ($sp == 0 || $text[$sp-1] == "\n") { |
| | | // do not touch blocks with more that X lines |
| | | if (substr_count($text, "\n", $sp) < $sig_max_lines) { |
| | |
| | | |
| | | // insert url/mailto links and citation tags |
| | | $text = $replacer->resolve($text); |
| | | |
| | | // replace \n before </blockquote> |
| | | $text = str_replace("\n</blockquote>", "</blockquote>", $text); |
| | | |
| | | // replace line breaks |
| | | $text = str_replace("\n", $this->config['break'], $text); |
| | |
| | | |
| | | // skip signature separator |
| | | if ($text == '-- ') { |
| | | return $text; |
| | | return '--' . $this->config['space']; |
| | | } |
| | | |
| | | // replace HTML special characters |
| | | $text = strtr($text, $table); |
| | | |
| | | $nbsp = $this->config['space']; |
| | | |
| | | // replace some whitespace characters |
| | | $text = str_replace(array("\r", "\t"), array('', ' '), $text); |
| | | |
| | | $nbsp = $this->config['space']; |
| | | |
| | | // replace spaces with non-breaking spaces |
| | | if ($is_flowed) { |
| | |
| | | |
| | | $text = $copy; |
| | | } |
| | | else { |
| | | // make the whole line non-breakable |
| | | $text = str_replace(array(' ', '-'), array($nbsp, '-⁠'), $text); |
| | | // make the whole line non-breakable if needed |
| | | else if ($text !== '' && preg_match('/[^a-zA-Z0-9_]/', $text)) { |
| | | // use non-breakable spaces to correctly display |
| | | // trailing/leading spaces and multi-space inside |
| | | $text = str_replace(' ', $nbsp, $text); |
| | | // wrap in nobr element, so it's not wrapped on e.g. - or / |
| | | $text = $this->config['nobr_start'] . $text . $this->config['nobr_end']; |
| | | } |
| | | |
| | | return $text; |