enriched.inc -> rcube_enriched
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<?php
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/*
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+-----------------------------------------------------------------------+
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| program/include/rcube_enriched.php |
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| This file is part of the Roundcube Webmail client |
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| Copyright (C) 2005-2012, The Roundcube Dev Team |
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| Licensed under the GNU General Public License version 3 or |
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| any later version with exceptions for skins & plugins. |
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| See the README file for a full license statement. |
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| PURPOSE: |
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| Helper class to convert Enriched to HTML format (RFC 1523, 1896) |
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+-----------------------------------------------------------------------+
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| Author: Aleksander Machniak <alec@alec.pl> |
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| Author: Ryo Chijiiwa (IlohaMail) |
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+-----------------------------------------------------------------------+
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*/
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/**
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* Class for Enriched to HTML conversion
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*
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* @package Framework
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* @subpackage Utils
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*/
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class rcube_enriched
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{
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protected static function convert_newlines($body)
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{
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// remove single newlines, convert N newlines to N-1
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$body = str_replace("\r\n", "\n", $body);
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$len = strlen($body);
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$nl = 0;
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$out = '';
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for ($i=0; $i<$len; $i++) {
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$c = $body[$i];
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if (ord($c) == 10)
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$nl++;
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if ($nl && ord($c) != 10)
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$nl = 0;
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if ($nl != 1)
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$out .= $c;
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else
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$out .= ' ';
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}
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return $out;
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}
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protected static function convert_formatting($body)
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{
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$replace = array(
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'<bold>' => '<b>', '</bold>' => '</b>',
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'<italic>' => '<i>', '</italic>' => '</i>',
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'<fixed>' => '<tt>', '</fixed>' => '</tt>',
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'<smaller>' => '<font size=-1>', '</smaller>'=> '</font>',
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'<bigger>' => '<font size=+1>', '</bigger>' => '</font>',
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'<underline>' => '<span style="text-decoration: underline">', '</underline>' => '</span>',
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'<flushleft>' => '<span style="text-align: left">', '</flushleft>' => '</span>',
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'<flushright>' => '<span style="text-align: right">', '</flushright>' => '</span>',
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'<flushboth>' => '<span style="text-align: justified">', '</flushboth>' => '</span>',
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'<indent>' => '<span style="padding-left: 20px">', '</indent>' => '</span>',
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'<indentright>' => '<span style="padding-right: 20px">', '</indentright>' => '</span>',
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);
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return str_ireplace(array_keys($replace), array_values($replace), $body);
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}
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protected static function convert_font($body)
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{
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$pattern = '/(.*)\<fontfamily\>\<param\>(.*)\<\/param\>(.*)\<\/fontfamily\>(.*)/ims';
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while (preg_match($pattern, $body, $a)) {
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if (count($a) != 5)
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continue;
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$body = $a[1].'<span style="font-family: '.$a[2].'">'.$a[3].'</span>'.$a[4];
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}
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return $body;
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}
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protected static function convert_color($body)
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{
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$pattern = '/(.*)\<color\>\<param\>(.*)\<\/param\>(.*)\<\/color\>(.*)/ims';
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while (preg_match($pattern, $body, $a)) {
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if (count($a) != 5)
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continue;
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// extract color (either by name, or ####,####,####)
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if (strpos($a[2],',')) {
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$rgb = explode(',',$a[2]);
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$color = '#';
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for ($i=0; $i<3; $i++)
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$color .= substr($rgb[$i], 0, 2); // just take first 2 bytes
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}
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else {
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$color = $a[2];
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}
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// put it all together
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$body = $a[1].'<span style="color: '.$color.'">'.$a[3].'</span>'.$a[4];
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}
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return $body;
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}
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protected static function convert_excerpt($body)
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{
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$pattern = '/(.*)\<excerpt\>(.*)\<\/excerpt\>(.*)/i';
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while (preg_match($pattern, $body, $a)) {
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if (count($a) != 4)
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continue;
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$quoted = '';
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$lines = explode('<br>', $a[2]);
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foreach ($lines as $n => $line)
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$quoted .= '>'.$line.'<br>';
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$body = $a[1].'<span class="quotes">'.$quoted.'</span>'.$a[3];
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}
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return $body;
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}
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public static function to_html($body)
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{
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$body = str_replace('<<','<',$body);
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$body = self::convert_newlines($body);
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$body = str_replace("\n", '<br>', $body);
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$body = self::convert_formatting($body);
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$body = self::convert_color($body);
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$body = self::convert_font($body);
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$body = self::convert_excerpt($body);
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//$body = nl2br($body);
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return $body;
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}
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}
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@ -1,114 +0,0 @@
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<?php
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/*
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File: read_enriched.inc
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Author: Ryo Chijiiwa
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License: GPL (part of IlohaMail)
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Purpose: functions for handling text/enriched messages
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Reference: RFC 1523, 1896
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*/
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function enriched_convert_newlines($str){
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//remove single newlines, convert N newlines to N-1
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$str = str_replace("\r\n","\n",$str);
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$len = strlen($str);
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$nl = 0;
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$out = '';
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for($i=0;$i<$len;$i++){
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$c = $str[$i];
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if (ord($c)==10) $nl++;
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if ($nl && ord($c)!=10) $nl = 0;
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if ($nl!=1) $out.=$c;
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else $out.=' ';
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}
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return $out;
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}
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function enriched_convert_formatting($body){
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$a=array('<bold>'=>'<b>','</bold>'=>'</b>','<italic>'=>'<i>',
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'</italic>'=>'</i>','<fixed>'=>'<tt>','</fixed>'=>'</tt>',
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'<smaller>'=>'<font size=-1>','</smaller>'=>'</font>',
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'<bigger>'=>'<font size=+1>','</bigger>'=>'</font>',
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'<underline>'=>'<span style="text-decoration: underline">',
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'</underline>'=>'</span>',
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'<flushleft>'=>'<span style="text-align:left">',
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'</flushleft>'=>'</span>',
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'<flushright>'=>'<span style="text-align:right">',
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'</flushright>'=>'</span>',
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'<flushboth>'=>'<span style="text-align:justified">',
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'</flushboth>'=>'</span>',
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'<indent>'=>'<span style="padding-left: 20px">',
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'</indent>'=>'</span>',
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'<indentright>'=>'<span style="padding-right: 20px">',
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'</indentright>'=>'</span>');
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while(list($find,$replace)=each($a)){
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$body = preg_replace('#'.$find.'#i', $replace, $body);
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}
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return $body;
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}
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function enriched_font($body){
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$pattern = '/(.*)\<fontfamily\>\<param\>(.*)\<\/param\>(.*)\<\/fontfamily\>(.*)/ims';
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while(preg_match($pattern,$body,$a)){
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//print_r($a);
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if (count($a)!=5) continue;
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$body=$a[1].'<span style="font-family: '.$a[2].'">'.$a[3].'</span>'.$a[4];
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}
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return $body;
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}
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function enriched_color($body){
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$pattern = '/(.*)\<color\>\<param\>(.*)\<\/param\>(.*)\<\/color\>(.*)/ims';
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while(preg_match($pattern,$body,$a)){
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//print_r($a);
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if (count($a)!=5) continue;
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//extract color (either by name, or ####,####,####)
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if (strpos($a[2],',')){
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$rgb = explode(',',$a[2]);
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$color ='#';
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for($i=0;$i<3;$i++) $color.=substr($rgb[$i],0,2); //just take first 2 bytes
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}else{
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$color = $a[2];
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}
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//put it all together
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$body = $a[1].'<span style="color: '.$color.'">'.$a[3].'</span>'.$a[4];
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}
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return $body;
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}
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function enriched_excerpt($body){
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$pattern = '/(.*)\<excerpt\>(.*)\<\/excerpt\>(.*)/i';
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while(preg_match($pattern,$body,$a)){
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//print_r($a);
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if (count($a)!=4) continue;
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$quoted = '';
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$lines = explode('<br>',$a[2]);
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foreach($lines as $n=>$line) $quoted.='>'.$line.'<br>';
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$body=$a[1].'<span class="quotes">'.$quoted.'</span>'.$a[3];
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}
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return $body;
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}
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function enriched_to_html($body){
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$body = str_replace('<<','<',$body);
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$body = enriched_convert_newlines($body);
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$body = str_replace("\n", '<br>', $body);
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$body = enriched_convert_formatting($body);
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$body = enriched_color($body);
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$body = enriched_font($body);
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$body = enriched_excerpt($body);
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//$body = nl2br($body);
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return $body;
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}
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?>
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@ -0,0 +1,74 @@
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<?php
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/**
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* Test class to test rcube_enriched class
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*
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* @package Tests
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*/
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class Framework_Enriched extends PHPUnit_Framework_TestCase
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{
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/**
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* Class constructor
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*/
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function test_class()
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{
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$object = new rcube_enriched();
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$this->assertInstanceOf('rcube_enriched', $object, "Class constructor");
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}
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/**
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* Test to_html()
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*/
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function test_to_html()
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{
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$enriched = '<bold><italic>the-text</italic></bold>';
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$expected = '<b><i>the-text</i></b>';
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$result = rcube_enriched::to_html($enriched);
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$this->assertSame($expected, $result);
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}
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/**
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* Data for test_formatting()
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*/
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function data_formatting()
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{
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return array(
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array('<bold>', '<b>'),
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array('</bold>', '</b>'),
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array('<italic>', '<i>'),
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array('</italic>', '</i>'),
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array('<fixed>', '<tt>'),
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array('</fixed>', '</tt>'),
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array('<smaller>', '<font size=-1>'),
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array('</smaller>', '</font>'),
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array('<bigger>', '<font size=+1>'),
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array('</bigger>', '</font>'),
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array('<underline>', '<span style="text-decoration: underline">'),
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array('</underline>', '</span>'),
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array('<flushleft>', '<span style="text-align: left">'),
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array('</flushleft>', '</span>'),
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array('<flushright>', '<span style="text-align: right">'),
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array('</flushright>', '</span>'),
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array('<flushboth>', '<span style="text-align: justified">'),
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array('</flushboth>', '</span>'),
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array('<indent>', '<span style="padding-left: 20px">'),
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array('</indent>', '</span>'),
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array('<indentright>', '<span style="padding-right: 20px">'),
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array('</indentright>', '</span>'),
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);
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}
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/**
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* Test formatting conversion
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* @dataProvider data_formatting
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*/
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function test_formatting($enriched, $expected)
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{
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$result = rcube_enriched::to_html($enriched);
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$this->assertSame($expected, $result);
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}
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}
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