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Add missing $nav_sel in class App
[friendica.git] / include / bbcode.php
1 <?php
2
3 require_once("include/oembed.php");
4 require_once('include/event.php');
5
6
7
8 function stripcode_br_cb($s) {
9         return '[code]' . str_replace('<br />', '', $s[1]) . '[/code]';
10 }
11
12 function tryoembed($match){
13         $url = ((count($match)==2)?$match[1]:$match[2]);
14         
15         $o = oembed_fetch_url($url);
16
17         //echo "<pre>"; var_dump($match, $url, $o); killme();
18
19         if ($o->type=="error") return $match[0];
20         
21         $html = oembed_format_object($o);
22         return $html; //oembed_iframe($html,$o->width,$o->height);
23         
24 }
25
26
27
28         // BBcode 2 HTML was written by WAY2WEB.net
29         // extended to work with Mistpark/Friendika - Mike Macgirvin
30
31 function bbcode($Text,$preserve_nl = false) {
32
33         // If we find any event code, turn it into an event.
34         // After we're finished processing the bbcode we'll 
35         // replace all of the event code with a reformatted version.
36
37         $ev = bbtoevent($Text);
38
39
40         // Replace any html brackets with HTML Entities to prevent executing HTML or script
41         // Don't use strip_tags here because it breaks [url] search by replacing & with amp
42
43         $Text = str_replace("<", "&lt;", $Text);
44         $Text = str_replace(">", "&gt;", $Text);
45
46         // Convert new line chars to html <br /> tags
47
48         $Text = nl2br($Text);
49         if($preserve_nl)
50                 $Text = str_replace(array("\n","\r"), array('',''),$Text);
51
52
53         // Set up the parameters for a URL search string
54         $URLSearchString = "^\[\]";
55         // Set up the parameters for a MAIL search string
56         $MAILSearchString = $URLSearchString;
57
58
59         // Perform URL Search
60
61         $Text = preg_replace("/([^\]\=]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1<a href="$2" target="external-link">$2</a>', $Text);
62         
63         $Text = preg_replace_callback("/\[bookmark\=([^\]]*)\].*?\[\/bookmark\]/ism",'tryoembed',$Text);
64         $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",'[url=$1]$2[/url]',$Text);
65
66         $Text = preg_replace_callback("/\[url\]([$URLSearchString]*)\[\/url\]/ism",'tryoembed',$Text);
67         $Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="external-link">$1</a>', $Text);
68         $Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '<a href="$1" target="external-link">$2</a>', $Text);
69         //$Text = preg_replace("/\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
70
71
72         // Perform MAIL Search
73         $Text = preg_replace("/\[mail\]([$MAILSearchString]*)\[\/mail\]/", '<a href="mailto:$1">$1</a>', $Text);
74         $Text = preg_replace("/\[mail\=([$MAILSearchString]*)\](.*?)\[\/mail\]/", '<a href="mailto:$1">$2</a>', $Text);
75          
76         // Check for bold text
77         $Text = preg_replace("(\[b\](.*?)\[\/b\])ism",'<strong>$1</strong>',$Text);
78
79         // Check for Italics text
80         $Text = preg_replace("(\[i\](.*?)\[\/i\])ism",'<em>$1</em>',$Text);
81
82         // Check for Underline text
83         $Text = preg_replace("(\[u\](.*?)\[\/u\])ism",'<u>$1</u>',$Text);
84
85         // Check for strike-through text
86         $Text = preg_replace("(\[s\](.*?)\[\/s\])ism",'<strike>$1</strike>',$Text);
87
88         // Check for over-line text
89         $Text = preg_replace("(\[o\](.*?)\[\/o\])ism",'<span class="overline">$1</span>',$Text);
90
91         // Check for colored text
92         $Text = preg_replace("(\[color=(.*?)\](.*?)\[\/color\])ism","<span style=\"color: $1;\">$2</span>",$Text);
93
94         // Check for sized text
95         $Text = preg_replace("(\[size=(.*?)\](.*?)\[\/size\])ism","<span style=\"font-size: $1;\">$2</span>",$Text);
96
97         // Check for list text
98
99         if(stristr($Text,'[/list]'))
100                 $Text = str_replace("[*]", "<li>", $Text);
101
102         $Text = preg_replace("/\[list\](.*?)\[\/list\]/ism", '<ul class="listbullet">$1</ul>' ,$Text);
103         $Text = preg_replace("/\[list=1\](.*?)\[\/list\]/ism", '<ul class="listdecimal">$1</ul>' ,$Text);
104         $Text = preg_replace("/\[list=i\](.*?)\[\/list\]/sm",'<ul class="listlowerroman">$1</ul>' ,$Text);
105         $Text = preg_replace("/\[list=I\](.*?)\[\/list\]/sm", '<ul class="listupperroman">$1</ul>' ,$Text);
106         $Text = preg_replace("/\[list=a\](.*?)\[\/list\]/sm", '<ul class="listloweralpha">$1</ul>' ,$Text);
107         $Text = preg_replace("/\[list=A\](.*?)\[\/list\]/sm", '<ul class="listupperalpha">$1</ul>' ,$Text);
108         $Text = preg_replace("/\[li\](.*?)\[\/li\]/sm", '<li>$1</li>' ,$Text);
109
110         $Text = preg_replace("/\[td\](.*?)\[\/td\]/sm", '<td>$1</td>' ,$Text);
111         $Text = preg_replace("/\[tr\](.*?)\[\/tr\]/sm", '<tr>$1</tr>' ,$Text);
112         $Text = preg_replace("/\[table\](.*?)\[\/table\]/sm", '<table>$1</table>' ,$Text);
113
114         $Text = preg_replace("/\[table border=1\](.*?)\[\/table\]/sm", '<table border="1" >$1</table>' ,$Text);
115         $Text = preg_replace("/\[table border=0\](.*?)\[\/table\]/sm", '<table border="0" >$1</table>' ,$Text);
116
117         
118
119         // Check for font change text
120         $Text = preg_replace("/\[font=(.*?)\](.*?)\[\/font\]/sm","<span style=\"font-family: $1;\">$2</span>",$Text);
121
122         // Declare the format for [code] layout
123
124         $Text = preg_replace_callback("/\[code\](.*?)\[\/code\]/ism",'stripcode_br_cb',$Text);
125
126         $CodeLayout = '<code>$1</code>';
127         // Check for [code] text
128         $Text = preg_replace("/\[code\](.*?)\[\/code\]/ism","$CodeLayout", $Text);
129
130
131
132
133         // Declare the format for [quote] layout
134         $QuoteLayout = '<blockquote>$1</blockquote>';                     
135         // Check for [quote] text
136         $Text = preg_replace("/\[quote\](.*?)\[\/quote\]/ism","$QuoteLayout", $Text);
137          
138         // [img=widthxheight]image source[/img]
139         $Text = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '<img src="$3" style="height: $2px; width: $1px;" >', $Text);
140
141         // Images
142         // [img]pathtoimage[/img]
143         $Text = preg_replace("/\[img\](.*?)\[\/img\]/ism", '<img src="$1" alt="' . t('Image/photo') . '" />', $Text);
144
145
146
147         // Try to Oembed
148         $Text = preg_replace_callback("/\[video\](.*?)\[\/video\]/ism", 'tryoembed', $Text);
149         $Text = preg_replace_callback("/\[audio\](.*?)\[\/audio\]/ism", 'tryoembed', $Text);
150
151
152         // html5 video and audio
153
154         $Text = preg_replace("/\[video\](.*?)\[\/video\]/ism", '<video src="$1" controls="controls" width="425" height="350"><a href="$1">$1</a></video>', $Text);
155
156         $Text = preg_replace("/\[audio\](.*?)\[\/audio\]/ism", '<audio src="$1" controls="controls"><a href="$1">$1</a></audio>', $Text);
157
158         $Text = preg_replace("/\[iframe\](.*?)\[\/iframe\]/ism", '<iframe src="$1" width="425" height="350"><a href="$1">$1</a></iframe>', $Text);
159          
160
161         /*if (get_pconfig(local_user(), 'oembed', 'use_for_youtube' )==1){
162                 // use oembed for youtube links
163                 $Text = preg_replace("/\[youtube\]/",'[embed]',$Text); 
164                 $Text = preg_replace("/\[\/youtube\]/",'[/embed]',$Text); 
165         } else {*/
166                 // Youtube extensions
167         $Text = preg_replace_callback("/\[youtube\](https?:\/\/www.youtube.com\/watch\?v\=.*?)\[\/youtube\]/ism", 'tryoembed', $Text);        
168         $Text = preg_replace_callback("/\[youtube\](https?:\/\/youtu.be\/.*?)\[\/youtube\]/ism",'tryoembed',$Text); 
169         
170         $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/watch\?v\=(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text); 
171         $Text = preg_replace("/\[youtube\]https?:\/\/www.youtube.com\/embed\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text); 
172         $Text = preg_replace("/\[youtube\]https?:\/\/youtu.be\/(.*?)\[\/youtube\]/ism",'[youtube]$1[/youtube]',$Text); 
173                 
174         
175                 $Text = preg_replace("/\[youtube\]([A-Za-z0-9\-_=]+)(.*?)\[\/youtube\]/ism", '<iframe width="425" height="350" src="http://www.youtube.com/embed/$1" frameborder="0" ></iframe>', $Text);
176         //}
177
178         $Text = preg_replace_callback("/\[vimeo\](https?:\/\/player.vimeo.com\/video\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text); 
179         $Text = preg_replace_callback("/\[vimeo\](https?:\/\/vimeo.com\/[0-9]+).*?\[\/vimeo\]/ism",'tryoembed',$Text); 
180
181         $Text = preg_replace("/\[vimeo\]https?:\/\/player.vimeo.com\/video\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text); 
182         $Text = preg_replace("/\[vimeo\]https?:\/\/vimeo.com\/([0-9]+)(.*?)\[\/vimeo\]/ism",'[vimeo]$1[/vimeo]',$Text); 
183         $Text = preg_replace("/\[vimeo\]([0-9]+)(.*?)\[\/vimeo\]/ism", '<iframe width="425" height="350" src="http://player.vimeo.com/video/$1" frameborder="0" ></iframe>', $Text);
184
185 //      $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);
186
187
188         // oembed tag
189         $Text = oembed_bbcode2html($Text);
190
191         // If we found an event earlier, strip out all the event code and replace with a reformatted version.
192
193         if(x($ev,'desc') && x($ev,'start')) {
194                 $sub = format_event_html($ev);
195
196                 $Text = preg_replace("/\[event\-description\](.*?)\[\/event\-description\]/ism",$sub,$Text);
197                 $Text = preg_replace("/\[event\-start\](.*?)\[\/event\-start\]/ism",'',$Text);
198                 $Text = preg_replace("/\[event\-finish\](.*?)\[\/event\-finish\]/ism",'',$Text);
199                 $Text = preg_replace("/\[event\-location\](.*?)\[\/event\-location\]/ism",'',$Text);
200                 $Text = preg_replace("/\[event\-adjust\](.*?)\[\/event\-adjust\]/ism",'',$Text);
201         }
202
203         // fix any escaped ampersands that may have been converted into links
204         $Text = preg_replace("/\<(.*?)(src|href)=(.*?)\&amp\;(.*?)\>/ism",'<$1$2=$3&$4>',$Text);
205         
206         call_hooks('bbcode',$Text);
207
208         return $Text;
209 }