]> git.mxchange.org Git - friendica.git/blobdiff - include/bbcode.php
Merge remote-tracking branch 'upstream/develop' into 1606-contact-id
[friendica.git] / include / bbcode.php
index eb009477cf40834fc059dca1f1e160d88b5f193e..359a7ba2f0333e4f34dcb7ede125a7288e049986 100644 (file)
@@ -4,6 +4,7 @@ require_once('include/event.php');
 require_once('include/map.php');
 require_once('mod/proxy.php');
 require_once('include/Contact.php');
+require_once('include/plaintext.php');
 
 function bb_PictureCacheExt($matches) {
        if (strpos($matches[3], "data:image/") === 0)
@@ -31,237 +32,100 @@ function bb_map_location($match) {
 }
 
 function bb_attachment($Text, $simplehtml = false, $tryoembed = true) {
-       $Text = preg_replace_callback("/(.*?)\[attachment(.*?)\](.*?)\[\/attachment\]/ism",
-               function ($match) use ($simplehtml, $tryoembed){
 
-                       $attributes = $match[2];
+       $data = get_attachment_data($Text);
 
-                       $type = "";
-                       preg_match("/type='(.*?)'/ism", $attributes, $matches);
-                       if ($matches[1] != "")
-                               $type = strtolower($matches[1]);
+       if (!$data)
+               return $Text;
 
-                       preg_match('/type="(.*?)"/ism', $attributes, $matches);
-                       if ($matches[1] != "")
-                               $type = strtolower($matches[1]);
-
-                       if ($type == "")
-                               return($match[0]);
-
-                       if (!in_array($type, array("link", "audio", "video")))
-                               return($match[0]);
-
-                       $url = "";
-                       preg_match("/url='(.*?)'/ism", $attributes, $matches);
-                       if ($matches[1] != "")
-                               $url = $matches[1];
-
-                       preg_match('/url="(.*?)"/ism', $attributes, $matches);
-                       if ($matches[1] != "")
-                               $url = $matches[1];
-
-                       $title = "";
-                       preg_match("/title='(.*?)'/ism", $attributes, $matches);
-                       if ($matches[1] != "")
-                               $title = $matches[1];
-
-                       preg_match('/title="(.*?)"/ism', $attributes, $matches);
-                       if ($matches[1] != "")
-                               $title = $matches[1];
-
-                       //$title = htmlentities($title, ENT_QUOTES, 'UTF-8', false);
-                       $title = bbcode(html_entity_decode($title, ENT_QUOTES, 'UTF-8'), false, false, true);
-                       $title = str_replace(array("[", "]"), array("[", "]"), $title);
-
-                       $image = "";
-                       if ($type != "video") {
-                               preg_match("/image='(.*?)'/ism", $attributes, $matches);
-                               if ($matches[1] != "")
-                                       $image = $matches[1];
-
-                               preg_match('/image="(.*?)"/ism', $attributes, $matches);
-                               if ($matches[1] != "")
-                                       $image = $matches[1];
-                       }
-
-                       $preview = "";
-                       if ($type != "video") {
-                               preg_match("/preview='(.*?)'/ism", $attributes, $matches);
-                               if ($matches[1] != "")
-                                       $preview = $matches[1];
-
-                               preg_match('/preview="(.*?)"/ism', $attributes, $matches);
-                               if ($matches[1] != "")
-                                       $preview = $matches[1];
-                       }
-
-                       if (((strpos($match[1], "[img=") !== false) OR (strpos($match[1], "[img]") !== false)) AND ($image != "")) {
-                               $preview = $image;
-                               $image = "";
-                       }
-
-                       if ($simplehtml == 7) {
-                               $title2 = $title;
-
-                               $test1 = trim(html_entity_decode($match[1],ENT_QUOTES,'UTF-8'));
-                               $test2 = trim(html_entity_decode($title,ENT_QUOTES,'UTF-8'));
-
-                               // If the link description is similar to the text above then don't add the link description
-                               if (($title != "") AND ((strpos($test1,$test2) !== false) OR
-                                       (similar_text($test1,$test2) / strlen($title)) > 0.9))
-                                       $title2 = $url;
-                               $text = sprintf('<a href="%s" title="%s" class="attachment thumbnail" rel="nofollow external">%s</a><br />',
-                                               $url, $title, $title2);
-                       } elseif (($simplehtml != 4) AND ($simplehtml != 0))
-                               $text = sprintf('<a href="%s" target="_blank">%s</a><br>', $url, $title);
-                       else {
-                               $text = sprintf('<span class="type-%s">', $type);
-
-                               $bookmark = array(sprintf('[bookmark=%s]%s[/bookmark]', $url, $title), $url, $title);
-                               if ($tryoembed)
-                                       $oembed = tryoembed($bookmark);
-                               else
-                                       $oembed = $bookmark[0];
-
-                               if (strstr(strtolower($oembed), "<iframe "))
-                                       $text = $oembed;
-                               else {
-                                       if (($image != "") AND !strstr(strtolower($oembed), "<img "))
-                                               $text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a><br />', $url, proxy_url($image), $title);
-                                       elseif (($preview != "") AND !strstr(strtolower($oembed), "<img "))
-                                               $text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-preview" /></a><br />', $url, proxy_url($preview), $title);
-
-                                       $text .= $oembed;
-
-                                       $text .= sprintf('<blockquote>%s</blockquote></span>', trim($match[3]));
-                               }
-                       }
-
-                       return($match[1].$text);
-               },$Text);
-
-       return($Text);
-}
-
-function bb_rearrange_share($shared) {
-       if (!in_array(strtolower($shared[2]), array("type-link", "type-audio", "type-video")))
-               return($shared[0]);
-
-       if (!preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",$shared[3], $bookmark))
-               return($shared[0]);
-
-       $type = substr(trim(strtolower($shared[2])), 5);
-
-       $title = "";
-       $url = "";
-       $preview = "";
-       $description = "";
-
-       if (isset($bookmark[2][0]))
-               $title = $bookmark[2][0];
-
-       if (isset($bookmark[1][0]))
-               $url = $bookmark[1][0];
-
-       $cleanedshare = trim($shared[3]);
-       $cleanedshare = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $cleanedshare);
-       preg_match("/\[img\](.*?)\[\/img\]/ism", $cleanedshare, $matches);
-
-       if ($matches)
-               $preview = trim($matches[1]);
-
-       preg_match("/\[quote\](.*?)\[\/quote\]/ism", $cleanedshare, $matches);
-       if ($matches)
-               $description = trim($matches[1]);
+       if (isset($data["title"])) {
+               $data["title"] = strip_tags($data["title"]);
+               $data["title"] = str_replace(array("http://", "https://"), "", $data["title"]);
+       }
 
-       $url = str_replace(array("[", "]"), array("&#91;", "&#93;"), htmlentities($url, ENT_QUOTES, 'UTF-8', false));
-       $title = str_replace(array("[", "]"), array("&#91;", "&#93;"), htmlentities($title, ENT_QUOTES, 'UTF-8', false));
-       $preview = str_replace(array("[", "]"), array("&#91;", "&#93;"), htmlentities($preview, ENT_QUOTES, 'UTF-8', false));
+       if (((strpos($data["text"], "[img=") !== false) OR (strpos($data["text"], "[img]") !== false)) AND ($data["image"] != "")) {
+               $data["preview"] = $data["image"];
+               $data["image"] = "";
+       }
 
-       $Text = trim($shared[1])."\n[attachment type='".$type."'";
+       if ($simplehtml == 7) {
+               $title2 = $data["title"];
+
+               $test1 = trim(html_entity_decode($data["text"],ENT_QUOTES,'UTF-8'));
+               $test2 = trim(html_entity_decode($data["title"],ENT_QUOTES,'UTF-8'));
+
+               // If the link description is similar to the text above then don't add the link description
+               if (($data["title"] != "") AND ((strpos($test1,$test2) !== false) OR
+                       (similar_text($test1,$test2) / strlen($data["title"])) > 0.9))
+                       $title2 = $data["url"];
+               $text = sprintf('<a href="%s" title="%s" class="attachment thumbnail" rel="nofollow external">%s</a><br />',
+                               $data["url"], $data["title"], $title2);
+       } elseif (($simplehtml != 4) AND ($simplehtml != 0))
+               $text = sprintf('<a href="%s" target="_blank">%s</a><br>', $data["url"], $data["title"]);
+       else {
+               $text = sprintf('<span class="type-%s">', $data["type"]);
+
+               $bookmark = array(sprintf('[bookmark=%s]%s[/bookmark]', $data["url"], $data["title"]), $data["url"], $data["title"]);
+               if ($tryoembed)
+                       $oembed = tryoembed($bookmark);
+               else
+                       $oembed = $bookmark[0];
 
-       if ($url != "")
-               $Text .= " url='".$url."'";
-       if ($title != "")
-               $Text .= " title='".$title."'";
-       if ($preview != "") {
-               require_once("include/Photo.php");
-               $picturedata = get_photo_info($preview);
+               if (strstr(strtolower($oembed), "<iframe "))
+                       $text = $oembed;
+               else {
+                       if (($data["image"] != "") AND !strstr(strtolower($oembed), "<img "))
+                               $text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a><br />', $data["url"], proxy_url($data["image"]), $data["title"]);
+                       elseif (($data["preview"] != "") AND !strstr(strtolower($oembed), "<img "))
+                               $text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-preview" /></a><br />', $data["url"], proxy_url($data["preview"]), $data["title"]);
 
-               if (count($picturedata) > 0) {
-                       // if the preview picture is larger than 500 pixels then show it in a larger mode
-                       // But only, if the picture isn't higher than large (To prevent huge posts)
-                       if (($picturedata[0] >= 500) AND ($picturedata[0] >= $picturedata[1]))
-                               $Text .= " image='".$preview."'";
+                       if (($data["type"] == "photo") AND ($data["url"] != "") AND ($data["image"] != ""))
+                               $text .= sprintf('<a href="%s" target="_blank"><img src="%s" alt="" title="%s" class="attachment-image" /></a>', $data["url"], proxy_url($data["image"]), $data["title"]);
                        else
-                               $Text .= " preview='".$preview."'";
-               } else
-                       $Text .= " preview='".$preview."'";
-       }
-       $Text .= "]".$description."[/attachment]";
+                               $text .= $oembed;
 
-       return($Text);
+                       if (trim($data["description"]) != "")
+                               $text .= sprintf('<blockquote>%s</blockquote></span>', trim($data["description"]));
+               }
+       }
+       return $data["text"].$text.$data["after"];
 }
 
 function bb_remove_share_information($Text, $plaintext = false, $nolink = false) {
-       $Text = preg_replace_callback("((.*?)\[class=(.*?)\](.*?)\[\/class\])ism",
-               function ($match) use ($plaintext, $nolink){
-                       return(bb_cleanup_share($match, $plaintext, $nolink));
-               },$Text);
-       return($Text);
-}
-
-function bb_cleanup_share($shared, $plaintext, $nolink) {
-       $shared[1] = trim($shared[1]);
 
-       if (!in_array($shared[2], array("type-link", "type-video")))
-               return($shared[0]);
+       $data = get_attachment_data($Text);
 
-       if ($plaintext)
-               $shared[3] = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism","[bookmark=$1]$1[/bookmark]", $shared[3]);
-
-       if (!preg_match_all("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism",$shared[3], $bookmark))
-               return($shared[0]);
+       if (!$data)
+               return $Text;
 
        if ($nolink)
-               return($shared[1]);
-
-       $title = "";
-       $link = "";
-
-       if (isset($bookmark[2][0]))
-               $title = $bookmark[2][0];
-
-       if (isset($bookmark[1][0]))
-               $link = $bookmark[1][0];
-
-       if (($shared[1] != "") AND (strpos($title, $shared[1]) !== false))
-               $shared[1] = $title;
-
-       if (($title != "") AND ((strpos($shared[1],$title) !== false) OR
-               (similar_text($shared[1],$title) / strlen($title)) > 0.9))
-               $title = "";
-
-//        if (strpos($shared[1],$link) !== false)
-//                $link = "";
-
-       $text = trim($shared[1]);
+               return $data["text"].$data["after"];
+
+       $title = htmlentities($data["title"], ENT_QUOTES, 'UTF-8', false);
+       $text = htmlentities($data["text"], ENT_QUOTES, 'UTF-8', false);
+       if ($plaintext OR (($title != "") AND strstr($text, $title)))
+               $data["title"] = $data["url"];
+       elseif (($text != "") AND strstr($title, $text)) {
+               $data["text"] = $data["title"];
+               $data["title"] = $data["url"];
+       }
 
-       if (($text == "") AND ($title != "") AND ($link == ""))
-               $text .= "\n\n".trim($title);
+       if (($data["text"] == "") AND ($data["title"] != "") AND ($data["url"] == ""))
+               return $data["title"].$data["after"];
 
        // If the link already is included in the post, don't add it again
-       if (($link != "") AND strpos($text, $link))
-               return(trim($text));
+       if (($data["url"] != "") AND strpos($data["text"], $data["url"]))
+               return $data["text"].$data["after"];
 
-       if (($link != "") AND ($title != ""))
-               $text .= "\n[url=".trim($link)."]".trim($title)."[/url]";
-       elseif (($link != ""))
-               $text .= "\n".trim($link);
+       $text = $data["text"];
 
-       return(trim($text));
-}
+       if (($data["url"] != "") AND ($data["title"] != ""))
+               $text .= "\n[url=".$data["url"]."]".$data["title"]."[/url]";
+       elseif (($data["url"] != ""))
+               $text .= "\n".$data["url"];
 
+       return $text."\n".$data["after"];
+}
 
 function bb_cleanstyle($st) {
   return "<span style=\"".cleancss($st[1]).";\">".$st[2]."</span>";
@@ -311,6 +175,9 @@ function tryoembed($match){
 
        $o = oembed_fetch_url($url);
 
+       if (!is_object($o))
+               return $match[0];
+
        if (isset($match[2]))
                $o->title = $match[2];
 
@@ -529,18 +396,22 @@ function bb_ShareAttributes($share, $simplehtml) {
 
        $itemcache = get_itemcachepath();
 
-       // relative dates only make sense when they aren't cached
-       if ($itemcache == "") {
-               preg_match("/posted='(.*?)'/ism", $attributes, $matches);
-               if ($matches[1] != "")
-                       $posted = $matches[1];
+       preg_match("/posted='(.*?)'/ism", $attributes, $matches);
+       if ($matches[1] != "")
+               $posted = $matches[1];
 
-               preg_match('/posted="(.*?)"/ism', $attributes, $matches);
-               if ($matches[1] != "")
-                       $posted = $matches[1];
+       preg_match('/posted="(.*?)"/ism', $attributes, $matches);
+       if ($matches[1] != "")
+               $posted = $matches[1];
 
+       // relative dates only make sense when they aren't cached
+       if ($itemcache == "")
                $reldate = (($posted) ? " " . relative_date($posted) : '');
-       }
+
+       // We only call this so that a previously unknown contact can be added.
+       // This is important for the function "get_contact_details_by_url".
+       // This function then can fetch an entry from the contact table.
+       get_contact($profile, 0);
 
        $data = get_contact_details_by_url($profile);
 
@@ -557,8 +428,8 @@ function bb_ShareAttributes($share, $simplehtml) {
        if (isset($data["name"]))
                $author = $data["name"];
 
-       if (isset($data["photo"]))
-               $avatar = $data["photo"];
+       if (isset($data["thumb"]))
+               $avatar = $data["thumb"];
 
        $preshare = trim($share[1]);
 
@@ -622,13 +493,22 @@ function bb_ShareAttributes($share, $simplehtml) {
                                $text .= "<br /><br />".$link;
                        break;
                default:
-                       $headline = trim($share[1]).'<div class="shared_header">';
-                       if ($avatar != "")
-                               $headline .= '<img src="'.proxy_url($avatar, false, PROXY_SIZE_MICRO).'" height="32" width="32" >';
-
-                       $headline .= sprintf(t('<span><a href="%s" target="_blank">%s</a> wrote the following <a href="%s" target="_blank">post</a>'.$reldate.':</span>'), $profile, $author, $link);
-                       $headline .= "</div>";
-                       $text = $headline.'<blockquote class="shared_content">'.trim($share[3])."</blockquote>";
+                       $text = trim($share[1])."\n";
+
+                       $avatar = proxy_url($avatar, false, PROXY_SIZE_THUMB);
+
+                       $tpl = get_markup_template('shared_content.tpl');
+                       $text .= replace_macros($tpl,
+                                       array(
+                                               '$profile' => $profile,
+                                               '$avatar' => $avatar,
+                                               '$author' => $author,
+                                               '$link' => $link,
+                                               '$posted' => $posted,
+                                               '$reldate' => $reldate,
+                                               '$content' => trim($share[3])
+                                       )
+                               );
                        break;
        }
        return($text);
@@ -844,6 +724,13 @@ function bb_CleanPictureLinks($text) {
        return ($text);
 }
 
+function bb_highlight($match) {
+       if(in_array(strtolower($match[1]),['php','css','mysql','sql','abap','diff','html','perl','ruby',
+               'vbscript','avrc','dtd','java','xml','cpp','python','javascript','js','sh']))
+               return text_highlight($match[2],strtolower($match[1]));
+       return $match[0];
+}
+
        // BBcode 2 HTML was written by WAY2WEB.net
        // extended to work with Mistpark/Friendica - Mike Macgirvin
 
@@ -851,9 +738,6 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = fal
 
        $a = get_app();
 
-       // Remove the abstract element. It is a non visible element.
-       $Text = remove_abstract($Text);
-
        // Hide all [noparse] contained bbtags by spacefying them
        // POSSIBLE BUG --> Will the 'preg' functions crash if there's an embedded image?
 
@@ -861,6 +745,8 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = fal
        $Text = preg_replace_callback("/\[nobb\](.*?)\[\/nobb\]/ism", 'bb_spacefy',$Text);
        $Text = preg_replace_callback("/\[pre\](.*?)\[\/pre\]/ism", 'bb_spacefy',$Text);
 
+       // Remove the abstract element. It is a non visible element.
+       $Text = remove_abstract($Text);
 
        // Move all spaces out of the tags
        $Text = preg_replace("/\[(\w*)\](\s*)/ism", '$2[$1]', $Text);
@@ -893,13 +779,15 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = fal
        $Text = preg_replace("/\n\[code\]/ism", "[code]", $Text);
        $Text = preg_replace("/\[\/code\]\n/ism", "[/code]", $Text);
 
-       // Rearrange shares to attachments
-       $Text = preg_replace_callback("((.*?)\[class=(.*?)\](.*?)\[\/class\])ism", "bb_rearrange_share",$Text);
-
        // when the content is meant exporting to other systems then remove the avatar picture since this doesn't really look good on these systems
        if (!$tryoembed)
                $Text = preg_replace("/\[share(.*?)avatar\s?=\s?'.*?'\s?(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","\n[share$1$2]$3[/share]",$Text);
 
+       // Check for [code] text here, before the linefeeds are messed with.
+       // The highlighter will unescape and re-escape the content.
+       if (strpos($Text,'[code=') !== false) {
+               $Text = preg_replace_callback("/\[code=(.*?)\](.*?)\[\/code\]/ism", 'bb_highlight', $Text);
+       }
        // Convert new line chars to html <br /> tags
 
        // nlbr seems to be hopelessly messed up
@@ -946,7 +834,10 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = fal
                $Text = preg_replace("/([@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
                        '$1<span class="vcard"><a href="$2" class="url" title="$3"><span class="fn nickname mention">$3</span></a></span>',
                        $Text);
-
+       elseif (!$simplehtml)
+               $Text = preg_replace("/([@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
+                       '$1<a href="$2" class="userinfo mention" title="$3">$3</a>',
+                       $Text);
 
        // Bookmarks in red - will be converted to bookmarks in friendica
        $Text = preg_replace("/#\^\[url\]([$URLSearchString]*)\[\/url\]/ism", '[bookmark=$1]$1[/bookmark]', $Text);
@@ -988,6 +879,9 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = fal
        if ($tryoembed)
                $Text = preg_replace_callback("/\[url\]([$URLSearchString]*)\[\/url\]/ism",'tryoembed',$Text);
 
+       $Text = preg_replace("/([#])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism",
+                               '$1<a href="$2" class="tag" title="$3">$3</a>', $Text);
+
        $Text = preg_replace("/\[url\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$1</a>', $Text);
        $Text = preg_replace("/\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);
        //$Text = preg_replace("/\[url\=([$URLSearchString]*)\]([$URLSearchString]*)\[\/url\]/ism", '<a href="$1" target="_blank">$2</a>', $Text);