| commit | author | age | ||
| 4e17e6 | 1 | <?php |
| T | 2 | /* |
| 3 | File: read_enriched.inc | |
| 4 | Author: Ryo Chijiiwa | |
| 5 | License: GPL (part of IlohaMail) | |
| 6 | Purpose: functions for handling text/enriched messages | |
| 7 | Reference: RFC 1523, 1896 | |
| 8 | */ | |
| 9 | ||
| 10 | ||
| 11 | function enriched_convert_newlines($str){ | |
| 12 | //remove single newlines, convert N newlines to N-1 | |
| 13 | ||
| 14 | $str = str_replace("\r\n","\n",$str); | |
| 15 | $len = strlen($str); | |
| 16 | ||
| 17 | $nl = 0; | |
| 18 | $out = ''; | |
| 19 | for($i=0;$i<$len;$i++){ | |
| 20 | $c = $str[$i]; | |
| 21 | if (ord($c)==10) $nl++; | |
| 22 | if ($nl && ord($c)!=10) $nl = 0; | |
| 23 | if ($nl!=1) $out.=$c; | |
| 24 | else $out.=' '; | |
| 25 | } | |
| 26 | return $out; | |
| 27 | } | |
| 28 | ||
| 29 | function enriched_convert_formatting($body){ | |
| 30 | $a=array('<bold>'=>'<b>','</bold>'=>'</b>','<italic>'=>'<i>', | |
| 31 | '</italic>'=>'</i>','<fixed>'=>'<tt>','</fixed>'=>'</tt>', | |
| 32 | '<smaller>'=>'<font size=-1>','</smaller>'=>'</font>', | |
| 33 | '<bigger>'=>'<font size=+1>','</bigger>'=>'</font>', | |
| 34 | '<underline>'=>'<span style="text-decoration: underline">', | |
| 35 | '</underline>'=>'</span>', | |
| 36 | '<flushleft>'=>'<span style="text-align:left">', | |
| 37 | '</flushleft>'=>'</span>', | |
| 38 | '<flushright>'=>'<span style="text-align:right">', | |
| 39 | '</flushright>'=>'</span>', | |
| 40 | '<flushboth>'=>'<span style="text-align:justified">', | |
| 41 | '</flushboth>'=>'</span>', | |
| 42 | '<indent>'=>'<span style="padding-left: 20px">', | |
| 43 | '</indent>'=>'</span>', | |
| 44 | '<indentright>'=>'<span style="padding-right: 20px">', | |
| 45 | '</indentright>'=>'</span>'); | |
| 46 | ||
| 47 | while(list($find,$replace)=each($a)){ | |
| 48 | $body = eregi_replace($find,$replace,$body); | |
| 49 | } | |
| 50 | return $body; | |
| 51 | } | |
| 52 | ||
| 53 | function enriched_font($body){ | |
| 54 | $pattern = '/(.*)\<fontfamily\>\<param\>(.*)\<\/param\>(.*)\<\/fontfamily\>(.*)/ims'; | |
| 55 | while(preg_match($pattern,$body,$a)){ | |
| 56 | //print_r($a); | |
| 57 | if (count($a)!=5) continue; | |
| 58 | $body=$a[1].'<span style="font-family: '.$a[2].'">'.$a[3].'</span>'.$a[4]; | |
| 59 | } | |
| 60 | ||
| 61 | return $body; | |
| 62 | } | |
| 63 | ||
| 64 | ||
| 65 | function enriched_color($body){ | |
| 66 | $pattern = '/(.*)\<color\>\<param\>(.*)\<\/param\>(.*)\<\/color\>(.*)/ims'; | |
| 67 | while(preg_match($pattern,$body,$a)){ | |
| 68 | //print_r($a); | |
| 69 | if (count($a)!=5) continue; | |
| 70 | ||
| 71 | //extract color (either by name, or ####,####,####) | |
| 72 | if (strpos($a[2],',')){ | |
| 73 | $rgb = explode(',',$a[2]); | |
| 74 | $color ='#'; | |
| 75 | for($i=0;$i<3;$i++) $color.=substr($rgb[$i],0,2); //just take first 2 bytes | |
| 76 | }else{ | |
| 77 | $color = $a[2]; | |
| 78 | } | |
| 79 | ||
| 80 | //put it all together | |
| 81 | $body = $a[1].'<span style="color: '.$color.'">'.$a[3].'</span>'.$a[4]; | |
| 82 | } | |
| 83 | ||
| 84 | return $body; | |
| 85 | } | |
| 86 | ||
| 87 | function enriched_excerpt($body){ | |
| 88 | ||
| 89 | $pattern = '/(.*)\<excerpt\>(.*)\<\/excerpt\>(.*)/i'; | |
| 90 | while(preg_match($pattern,$body,$a)){ | |
| 91 | //print_r($a); | |
| 92 | if (count($a)!=4) continue; | |
| 93 | $quoted = ''; | |
| 94 | $lines = explode('<br>',$a[2]); | |
| 95 | foreach($lines as $n=>$line) $quoted.='>'.$line.'<br>'; | |
| 96 | $body=$a[1].'<span class="quotes">'.$quoted.'</span>'.$a[3]; | |
| 97 | } | |
| 98 | ||
| 99 | return $body; | |
| 100 | } | |
| 101 | ||
| 102 | function enriched_to_html($body){ | |
| 103 | $body = str_replace('<<','<',$body); | |
| 104 | $body = enriched_convert_newlines($body); | |
| 105 | $body = str_replace("\n", '<br>', $body); | |
| 106 | $body = enriched_convert_formatting($body); | |
| 107 | $body = enriched_color($body); | |
| 108 | $body = enriched_font($body); | |
| 109 | $body = enriched_excerpt($body); | |
| 110 | //$body = nl2br($body); | |
| 111 | return $body; | |
| 112 | } | |
| 113 | ||
| 114 | ?> | |
