Merge branch 'oembed' of https://github.com/fabrixxm/friendika into fabrixxm-oembed

addon/README

@@ -156,7 +156,8 @@ Current hooks:
 'page_end' - called after HTML content functions have completed
     $b is (string) HTML of content div
 
-
+'jot_plugin' - add tools to jot toolbar
+  $b is (string) HTML for tool icon
 
 
 *** = subject to change

addon/oembed/oembed.js

@@ -0,0 +1,10 @@
+function oembed(){
+  $("#oembed").toggleClass('hide');
+}
+
+function oembed_do(){
+  embed = "[embed]"+$('#oembed_url').attr('value')+"[/embed]";
+  
+  tinyMCE.execCommand('mceInsertRawHTML',false,embed);
+  oembed();
+}

addon/oembed/oembed.php

@@ -0,0 +1,101 @@
+<?php
+/**
+ * oembed plugin
+ * 
+ * oEmbed is a format for allowing an embedded representation of a URL on third party sites
+ * http://www.oembed.com/
+ * 
+ */
+ 
+function oembed_install() {
+  register_hook('jot_tool', 'addon/oembed/oembed.php', 'oembed_hook_jot_tool');
+  register_hook('page_header', 'addon/oembed/oembed.php', 'oembed_hook_page_header');
+  register_hook('bbcode', 'addon/oembed/oembed.php', 'oembed_hook_bbcode');
+}
+
+function oembed_uninstall() {
+  unregister_hook('jot_tool', 'addon/oembed/oembed.php', 'oembed_hook_jot_tool');
+  unregister_hook('page_header', 'addon/oembed/oembed.php', 'oembed_hook_page_header');
+  unregister_hook('bbcode', 'addon/oembed/oembed.php', 'oembed_hook_bbcode');
+}
+
+function oembed_hook_page_header($a, &$b){
+  $b .= '<script src="addon/oembed/oembed.js"></script>
+  <style>#oembed.hide { display: none } 
+  #oembed {
+     display:block; position: absolute; width: 300px; height:200px;
+     background-color:#fff; color: #000;
+     border:2px solid #8888FF; padding: 1em;
+     top: 200px; left: 400px; z-index:2000;  
+   }
+  #oembed_url { width: 100%; margin-bottom:3px;}
+   </style>';
+  
+  $b .= '
+  <div id="oembed" class="hide"><input id="oembed_url">&nbsp;
+    <input type="button" value="Embed" onclick="oembed_do()" style="float:left;">
+    <a onclick="oembed(); return false;" style="float:right;"><img onmouseout="imgdull(this);" onmouseover="imgbright(this);" class="wall-item-delete-icon" src="images/b_drophide.gif" style="width: 16px; height: 16px;"></a>
+    <p style="clear:both">Paste a link from 5min.com, Amazon Product Image, blip.tv, Clikthrough, CollegeHumor Video, 
+      Daily Show with Jon Stewart, Dailymotion, dotSUB.com, Flickr Photos, Funny or Die Video, 
+      Google Video, Hulu, Kinomap, LiveJournal UserPic, Metacafe, National Film Board of Canada, 
+      Phodroid Photos, Photobucket, Qik Video, Revision3, Scribd, SlideShare, TwitPic, Twitter Status, 
+      Viddler Video, Vimeo, Wikipedia, Wordpress.com, XKCD Comic, YFrog, YouTube</p> 
+  </div>
+  ';
+}
+
+
+function oembed_hook_jot_tool($a, &$b) {
+  $b .= '
+    <div class="tool-wrapper" style="display: $visitor;" >
+      <img class="tool-link" src="addon/oembed/oembed.png" alt="Embed" title="Embed" onclick="oembed();" />
+    </div> 
+  ';
+}
+
+function oembed_replacecb($matches){
+  $embedurl=$matches[1];
+  $ourl = "http://oohembed.com/oohembed/?url=".urlencode($embedurl);  
+  $txt = fetch_url($ourl);
+  $j = json_decode($txt);
+  $ret="<!-- oembed $embedurl -->";
+  switch ($j->type) {
+    case "video": {
+       if (isset($j->thumbnail_url)) {
+         $tw = (isset($j->thumbnail_width)) ? $j->thumbnail_width:200;
+         $th = (isset($j->thumbnail_height)) ? $j->thumbnail_height:180;
+         $ret = "<a href='#' onclick='this.innerHTML=unescape(\"".urlencode($j->html)."\").replace(/\+/g,\" \"); return false;' >";
+         $ret.= "<img width='$tw' height='$th' src='".$j->thumbnail_url."'>";
+         $ret.= "</a>";
+       } else {
+         $ret=$j->html;
+       }
+       $ret.="<br>";
+    }; break;
+    case "photo": {
+      $ret = "<img width='".$j->width."' height='".$j->height."' src='".$j->url."'>";
+      $ret.="<br>";
+    }; break;  
+    case "link": {
+      //$ret = "<a href='".$embedurl."'>".$j->title."</a>";
+    }; break;  
+    case "rich": {
+      // not so safe.. 
+      $ret = "<blockquote>".$j->html."</blockquote>";
+    }; break;
+  }
+  
+  $embedlink = (isset($j->title))?$j->title:$embedurl;
+  $ret .= "<a href='$embedurl'>$embedlink</a>";
+  if (isset($j->author_name)) $ret.=" by ".$j->author_name;
+  if (isset($j->provider_name)) $ret.=" on ".$j->provider_name;
+  $ret.="<!-- /oembed $embedurl -->";
+  return $ret;
+}
+
+function oembed_hook_bbcode($a, &$text){
+  $text = preg_replace_callback("/\[embed\](.+?)\[\/embed\]/is", oembed_replacecb ,$text);
+}
+
+
+?>