include/bb2diaspora.php

   1 <?php
   2
   3 require_once("include/oembed.php");
   4 require_once('include/event.php');
   5
   6 require_once('library/markdown.php');
   7 require_once('include/html2bbcode.php');
   8
   9 function diaspora2bb($s) {
  10
  11         $s = preg_replace('/\@\{(.+?)\; (.+?)\@(.+?)\}/','@[url=https://$3/u/$2]$1[/url]',$s);
  12         $s = Markdown($s);
  13         $s = html2bbcode($s);
  14         $s = str_replace('&#42;','*',$s);
  15     $s = preg_replace("/\[url\=?(.*?)\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/url\]/ism",'[youtube]$2[/youtube]',$s);
  16     $s = preg_replace("/\[url\=https?:\/\/www.youtube.com\/watch\?v\=(.*?)\].*?\[\/url\]/ism",'[youtube]$1[/youtube]',$s);
  17         $s = preg_replace("/\[url\=?(.*?)\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/url\]/ism",'[vimeo]$2[/vimeo]',$s);
  18         $s = preg_replace("/\[url\=https?:\/\/vimeo.com\/([0-9]+)\](.*?)\[\/url\]/ism",'[vimeo]$1[/vimeo]',$s);
  19         $s = preg_replace("/([^\]\=]|^)(https?\:\/\/)(vimeo|youtu|www\.youtube|soundcloud)([a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url]$2$3$4[/url]',$s);
  20         $s = scale_diaspora_images($s);
  21         return $s;
  22 }
  23
  24
  25 function scale_diaspora_images($s,$include_link = true) {
  26
  27         $matches = null;
  28         $c = preg_match_all('/\[img\](.*?)\[\/img\]/ism',$s,$matches,PREG_SET_ORDER);
  29         if($c) {
  30                 require_once('include/Photo.php');
  31                 foreach($matches as $mtch) {
  32                         logger('scale_diaspora_image: ' . $mtch[1]);
  33                         $i = fetch_url($mtch[1]);
  34                         if($i) {
  35                                 $ph = new Photo($i);
  36                                 if($ph->is_valid()) {
  37                                         if($ph->getWidth() > 600 || $ph->getHeight() > 600) {
  38                                                 $ph->scaleImage(600);
  39                                                 $new_width = $ph->getWidth();
  40                                                 $new_height = $ph->getHeight();
  41                                                 logger('scale_diaspora_image: ' . $new_width . 'w ' . $new_height . 'h' . 'match: ' . $mtch[0], LOGGER_DEBUG);
  42                                                 $s = str_replace($mtch[0],'[img=' . $new_width . 'x' . $new_height. ']' . $mtch[1] . '[/img]'
  43                                                         . "\n" . ((! $include_link)
  44                                                                 ? '[url=' . $mtch[1] . ']' . t('view full size') . '[/url]' . "\n"
  45                                                                 : ''),$s);
  46                                                 logger('scale_diaspora_image: new string: ' . $s, LOGGER_DEBUG);
  47                                         }
  48                                 }
  49                         }
  50                 }
  51         }
  52         return $s;
  53 }
  54
  55 function stripdcode_br_cb($s) {
  56         return '[code]' . str_replace('<br />', "\n\t", $s[1]) . '[/code]';
  57 }
  58
  59
  60         // BBcode 2 HTML was written by WAY2WEB.net
  61         // extended to work with Mistpark/Friendika - Mike Macgirvin
  62
  63 function bb2diaspora($Text,$preserve_nl = false) {
  64
  65         $ev = bbtoevent($Text);
  66
  67         // Replace any html brackets with HTML Entities to prevent executing HTML or script
  68         // Don't use strip_tags here because it breaks [url] search by replacing & with amp
  69
  70         $Text = str_replace("<", "&lt;", $Text);
  71         $Text = str_replace(">", "&gt;", $Text);
  72
  73         // If we find any event code, turn it into an event.
  74         // After we're finished processing the bbcode we'll
  75         // replace all of the event code with a reformatted version.
  76
  77
  78         if($preserve_nl)
  79                 $Text = str_replace(array("\n","\r"), array('',''),$Text);
  80
  81         // Set up the parameters for a URL search string
  82         $URLSearchString = "^\[\]";
  83         // Set up the parameters for a MAIL search string
  84         $MAILSearchString = $URLSearchString;
  85
  86         // Perform URL Search
  87
  88         // [img]pathtoimage[/img]
  89
  90         $Text = preg_replace("/\[bookmark\]([$URLSearchString]*)\[\/bookmark\]/ism", '[$1]($1)', $Text);
  91         $Text = preg_replace("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism", '[$2]($1)', $Text);
  92
  93         $Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/ism", '[$1]($1)', $Text);
  94         $Text = preg_replace("/\#\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[#$2]($1)', $Text);
  95         $Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[$2]($1)', $Text);
  96
  97         $Text = preg_replace("/\[img\](.*?)\[\/img\]/", '![' . t('image/photo') . '](' . '$1' . ')', $Text);
  98 //      $Text = preg_replace("/\[img\](.*?)\[\/img\]/", t('image/photo'), $Text);
  99
 100         // Perform MAIL Search
 101         $Text = preg_replace("(\[mail\]([$MAILSearchString]*)\[/mail\])", '[$1](mailto:$1)', $Text);
 102         $Text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.*?)\[\/mail\]/", '[$2](mailto:$1)', $Text);
 103
 104         $Text = str_replace('*', '\\*', $Text);
 105         $Text = str_replace('_', '\\_', $Text);
 106
 107         $Text = str_replace('`','\\`', $Text);
 108
 109         // Check for bold text
 110         $Text = preg_replace("(\[b\](.*?)\[\/b\])is",'**$1**',$Text);
 111
 112         // Check for Italics text
 113         $Text = preg_replace("(\[i\](.*?)\[\/i\])is",'_$1_',$Text);
 114
 115         // Check for Underline text
 116 //      $Text = preg_replace("(\[u\](.*?)\[\/u\])is",'<u>$1</u>',$Text);
 117
 118         // Check for strike-through text
 119 //      $Text = preg_replace("(\[s\](.*?)\[\/s\])is",'<strike>$1</strike>',$Text);
 120
 121         // Check for over-line text
 122 //      $Text = preg_replace("(\[o\](.*?)\[\/o\])is",'<span class="overline">$1</span>',$Text);
 123
 124         // Check for colored text
 125 //      $Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])is","<span style=\"color: $1;\">$2</span>",$Text);
 126
 127         // Check for sized text
 128 //      $Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])is","<span style=\"font-size: $1;\">$2</span>",$Text);
 129
 130         // Check for list text
 131 //      $Text = preg_replace("/\[list\](.*?)\[\/list\]/is", '<ul class="listbullet">$1</ul>' ,$Text);
 132 //      $Text = preg_replace("/\[list=1\](.*?)\[\/list\]/is", '<ul class="listdecimal">$1</ul>' ,$Text);
 133 //      $Text = preg_replace("/\[list=i\](.*?)\[\/list\]/s",'<ul class="listlowerroman">$1</ul>' ,$Text);
 134 //      $Text = preg_replace("/\[list=I\](.*?)\[\/list\]/s", '<ul class="listupperroman">$1</ul>' ,$Text);
 135 //      $Text = preg_replace("/\[list=a\](.*?)\[\/list\]/s", '<ul class="listloweralpha">$1</ul>' ,$Text);
 136 //      $Text = preg_replace("/\[list=A\](.*?)\[\/list\]/s", '<ul class="listupperalpha">$1</ul>' ,$Text);
 137 //      $Text = preg_replace("/\[li\](.*?)\[\/li\]/s", '<li>$1</li>' ,$Text);
 138
 139 //      $Text = preg_replace("/\[td\](.*?)\[\/td\]/s", '<td>$1</td>' ,$Text);
 140 //      $Text = preg_replace("/\[tr\](.*?)\[\/tr\]/s", '<tr>$1</tr>' ,$Text);
 141 //      $Text = preg_replace("/\[table\](.*?)\[\/table\]/s", '<table>$1</table>' ,$Text);
 142
 143 //      $Text = preg_replace("/\[table border=1\](.*?)\[\/table\]/s", '<table border="1" >$1</table>' ,$Text);
 144 //      $Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/s", '<table border="0" >$1</table>' ,$Text);
 145
 146
 147 //      $Text = str_replace("[*]", "<li>", $Text);
 148
 149         // Check for font change text
 150 //      $Text = preg_replace("(\[font=(.*?)\](.*?)\[\/font\])","<span style=\"font-family: $1;\">$2</span>",$Text);
 151
 152         // Declare the format for [code] layout
 153
 154         $Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/is",'stripdcode_br_cb',$Text);
 155
 156         //      $CodeLayout = '<code>$1</code>';
 157         // Check for [code] text
 158         $Text = preg_replace("/\[code\](.*?)\[\/code\]/is","\t$1\n", $Text);
 159
 160
 161
 162
 163         // Declare the format for [quote] layout
 164         //      $QuoteLayout = '<blockquote>$1</blockquote>';
 165         // Check for [quote] text
 166         $Text = preg_replace("/\[quote\](.*?)\[\/quote\]/is",">$1\n\n", $Text);
 167
 168         // Images
 169
 170         // html5 video and audio
 171
 172 //      $Text = preg_replace("/\[video\](.*?)\[\/video\]/", '<video src="$1" controls="controls" width="425" height="350"><a href="$1">$1</a></video>', $Text);
 173
 174 //      $Text = preg_replace("/\[audio\](.*?)\[\/audio\]/", '<audio src="$1" controls="controls"><a href="$1">$1</a></audio>', $Text);
 175
 176 //      $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/", '<iframe src="$1" width="425" height="350"><a href="$1">$1</a></iframe>', $Text);
 177
 178         // [img=widthxheight]image source[/img]
 179 //      $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/", '<img src="$3" style="height:{$2}px; width:{$1}px;" >', $Text);
 180
 181 //      if (get_pconfig(local_user(), 'oembed', 'use_for_youtube' )==1){
 182 //              // use oembed for youtube links
 183 //              $Text = preg_replace("/\[youtube\]/",'[embed]',$Text);
 184 //              $Text = preg_replace("/\[\/youtube\]/",'[/embed]',$Text);
 185 //      } else {
 186 //              // Youtube extensions
 187  //       $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/",'[youtube]$1[/youtube]',$Text);
 188   //      $Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/",'[youtube]$1[/youtube]',$Text);
 189 //              $Text = preg_replace("/\[youtube\](.*?)\[\/youtube\]/", '<iframe width="425" height="349" src="http://www.youtube.com/embed/$1" frameborder="0" allowfullscreen></iframe>', $Text);
 190 //      }
 191 //      $Text = preg_replace("/\[youtube\](.*?)\[\/youtube\]/", '<object width="425" height="350" type="application/x-shockwave-flash" data="http://www.youtube.com/v/$1" ><param name="movie" value="http://www.youtube.com/v/$1"></param><!--[if IE]><embed src="http://www.youtube.com/v/$1" type="application/x-shockwave-flash" width="425" height="350" /><![endif]--></object>', $Text);
 192
 193
 194
 195         // oembed tag
 196         //      $Text = oembed_bbcode2html($Text);
 197
 198         // If we found an event earlier, strip out all the event code and replace with a reformatted version.
 199
 200         if(x($ev,'desc') && x($ev,'start')) {
 201
 202                 $sub = format_event_diaspora($ev);
 203
 204                 $Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/is",$sub,$Text);
 205                 $Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/is",'',$Text);
 206                 $Text = preg_replace("/\[event\-finish\](.*?)\[\/event\-finish\]/is",'',$Text);
 207                 $Text = preg_replace("/\[event\-location\](.*?)\[\/event\-location\]/is",'',$Text);
 208                 $Text = preg_replace("/\[event\-adjust\](.*?)\[\/event\-adjust\]/is",'',$Text);
 209         }
 210
 211         $Text = preg_replace("/\<(.*?)(src|href)=(.*?)\&amp\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text);
 212
 213         $Text = preg_replace('/\[(.*?)\]\((.*?)\\\\_(.*?)\)/ism','[$1]($2_$3)',$Text);
 214
 215         call_hooks('bb2diaspora',$Text);
 216
 217         return $Text;
 218 }
 219
 220 function format_event_diaspora($ev) {
 221
 222         $a = get_app();
 223
 224         if(! ((is_array($ev)) && count($ev)))
 225                 return '';
 226
 227         $bd_format = t('l F d, Y \@ g:i A') ; // Friday January 18, 2011 @ 8 AM
 228
 229         $o = 'Friendika event notification:' . "\n";
 230
 231         $o .= '**' . bb2diaspora($ev['desc']) .  '**' . "\n";
 232
 233         $o .= t('Starts:') . ' ' . '['
 234                 . (($ev['adjust']) ? day_translate(datetime_convert('UTC', 'UTC',
 235                         $ev['start'] , $bd_format ))
 236                         :  day_translate(datetime_convert('UTC', 'UTC',
 237                         $ev['start'] , $bd_format)))
 238                 .  '](' . $a->get_baseurl() . '/localtime/?f=&time=' . urlencode(datetime_convert('UTC','UTC',$ev['start'])) . ")\n";
 239
 240         if(! $ev['nofinish'])
 241                 $o .= t('Finishes:') . ' ' . '['
 242                         . (($ev['adjust']) ? day_translate(datetime_convert('UTC', 'UTC',
 243                                 $ev['finish'] , $bd_format ))
 244                                 :  day_translate(datetime_convert('UTC', 'UTC',
 245                                 $ev['finish'] , $bd_format )))
 246                         . '](' . $a->get_baseurl() . '/localtime/?f=&time=' . urlencode(datetime_convert('UTC','UTC',$ev['finish'])) . ")\n";
 247
 248         if(strlen($ev['location']))
 249                 $o .= t('Location:') . bb2diaspora($ev['location'])
 250                         . "\n";
 251
 252         $o .= "\n";
 253         return $o;
 254 }