Merge pull request #914 from annando/master

Vier, API and Twitter cards

include/api.php

@@ -1625,6 +1625,8 @@
 		if ($include_entities != "true")
 			return array();
 
+		$bbcode = bb_CleanPictureLinks($bbcode);
+
 		// Change pure links in text to bbcode uris
 		$bbcode = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url=$2]$2[/url]', $bbcode);
 
@@ -2392,6 +2394,8 @@ function api_get_nick($profile) {
 function api_clean_plain_items($Text) {
 	$include_entities = strtolower(x($_REQUEST,'include_entities')?$_REQUEST['include_entities']:"false");
 
+	$Text = bb_CleanPictureLinks($Text);
+
 	if ($include_entities == "true") {
 		$URLSearchString = "^\[\]";
 

include/bbcode.php

@@ -533,8 +533,11 @@ function GetProfileUsername($profile, $username) {
 	return($username);
 }
 
-function RemovePictureLinks($match) {
-	$ch = @curl_init($match[2]);
+function bb_RemovePictureLinks($match) {
+	$text = Cache::get($match[1]);
+
+	if(is_null($text)){
+		$ch = @curl_init($match[1]);
 		@curl_setopt($ch, CURLOPT_NOBODY, true);
 		@curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
 		@curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (compatible; Friendica)");
@@ -542,13 +545,81 @@ function RemovePictureLinks($match) {
 		$curl_info = @curl_getinfo($ch);
 
 		if (substr($curl_info["content_type"], 0, 6) == "image/")
-		$text = "[url=".$match[2]."]".$match[2]."[/url]";
-	else
 			$text = "[url=".$match[1]."]".$match[1]."[/url]";
+		else {
+			$text = "[url=".$match[2]."]".$match[2]."[/url]";
 
+			// if its not a picture then look if its a page that contains a picture link
+			require_once("include/network.php");
+
+			$body = fetch_url($match[1]);
+
+			$doc = new DOMDocument();
+			@$doc->loadHTML($body);
+			$xpath = new DomXPath($doc);
+			$list = $xpath->query("//meta[@name]");
+			foreach ($list as $node) {
+				$attr = array();
+
+				if ($node->attributes->length)
+					foreach ($node->attributes as $attribute)
+						$attr[$attribute->name] = $attribute->value;
+
+				if (strtolower($attr["name"]) == "twitter:image")
+					$text = "[url=".$attr["content"]."]".$attr["content"]."[/url]";
+			}
+		}
+		Cache::set($match[1],$text);
+	}
 	return($text);
 }
 
+function bb_CleanPictureLinksSub($match) {
+	$text = Cache::get($match[1]);
+
+	if(is_null($text)){
+		$ch = @curl_init($match[1]);
+		@curl_setopt($ch, CURLOPT_NOBODY, true);
+		@curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+		@curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (compatible; Friendica)");
+		@curl_exec($ch);
+		$curl_info = @curl_getinfo($ch);
+
+		// if its a link to a picture then embed this picture
+		if (substr($curl_info["content_type"], 0, 6) == "image/")
+			$text = "[img]".$match[1]."[/img]";
+		else {
+			$text = "[img]".$match[2]."[/img]";
+
+			// if its not a picture then look if its a page that contains a picture link
+			require_once("include/network.php");
+
+			$body = fetch_url($match[1]);
+
+			$doc = new DOMDocument();
+			@$doc->loadHTML($body);
+			$xpath = new DomXPath($doc);
+			$list = $xpath->query("//meta[@name]");
+			foreach ($list as $node) {
+				$attr = array();
+
+				if ($node->attributes->length)
+					foreach ($node->attributes as $attribute)
+						$attr[$attribute->name] = $attribute->value;
+
+				if (strtolower($attr["name"]) == "twitter:image")
+					$text = "[img]".$attr["content"]."[/img]";
+			}
+		}
+		Cache::set($match[1],$text);
+	}
+	return($text);
+}
+
+function bb_CleanPictureLinks($text) {
+	$text = preg_replace_callback("&\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]&Usi", 'bb_CleanPictureLinksSub', $text);
+	return ($text);
+}
 
 	// BBcode 2 HTML was written by WAY2WEB.net
 	// extended to work with Mistpark/Friendica - Mike Macgirvin
@@ -635,6 +706,10 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = fal
 	// Set up the parameters for a MAIL search string
 	$MAILSearchString = $URLSearchString;
 
+	// Bookmarks in red - will be converted to bookmarks in friendica
+	$Text = preg_replace("/#\^\[url\]([$URLSearchString]*)\[\/url\]/ism", '[bookmark=$1]$1[/bookmark]', $Text);
+	$Text = preg_replace("/#\^\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[bookmark=$1]$2[/bookmark]', $Text);
+
 	if ($simplehtml == 5)
 		$Text = preg_replace("/[^#@]\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '[url]$1[/url]', $Text);
 
@@ -652,7 +727,7 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = fal
 		$Text = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1<a href="$2" target="_blank">$2</a>', $Text);
 	else {
 		$Text = preg_replace("(\[url\]([$URLSearchString]*)\[\/url\])ism"," $1 ",$Text);
-		$Text = preg_replace_callback("&\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]&Usi", 'RemovePictureLinks', $Text);
+		$Text = preg_replace_callback("&\[url=([^\[\]]*)\]\[img\](.*)\[\/img\]\[\/url\]&Usi", 'bb_RemovePictureLinks', $Text);
 	}
 
 	if ($tryoembed)

include/cache.php

@@ -4,12 +4,21 @@
 	 */
 
 	class Cache {
-		public static function get($key){
+		public static function get($key) {
+			if (function_exists("apc_fetch") AND function_exists("apc_exists"))
+				if (apc_exists($key))
+					return(apc_fetch($key));
+
 			$r = q("SELECT `v` FROM `cache` WHERE `k`='%s' limit 1",
 				dbesc($key)
 			);
 
-			if (count($r)) return $r[0]['v'];
+			if (count($r)) {
+				if (function_exists("apc_store"))
+					apc_store($key, $r[0]['v'], 600);
+
+				return $r[0]['v'];
+			}
 			return null;
 		}
 
@@ -19,6 +28,10 @@
 					dbesc($key),
 					dbesc($value),
 					dbesc(datetime_convert()));
+
+			if (function_exists("apc_store"))
+				apc_store($key, $value, 600);
+
 		}
 
 

mod/display.php

@@ -203,6 +203,10 @@ function display_content(&$a, $update = 0) {
 		$title = trim(html2plain(bbcode($r[0]["title"], false, false), 0, true));
 		$author_name = $r[0]["author-name"];
 
+		$image = "";
+		if ($image == "")
+			$image = $r[0]["thumb"];
+
 		if ($title == "")
 			$title = $author_name;
 
@@ -219,9 +223,16 @@ function display_content(&$a, $update = 0) {
 		// Schema.org microdata
 		$a->page['htmlhead'] .= '<meta itemprop="name" content="'.$title.'" />'."\n";
 		$a->page['htmlhead'] .= '<meta itemprop="description" content="'.$description.'" />'."\n";
-		$a->page['htmlhead'] .= '<meta itemprop="image" content="'.$r[0]["thumb"].'" />'."\n";
+		$a->page['htmlhead'] .= '<meta itemprop="image" content="'.$image.'" />'."\n";
 		$a->page['htmlhead'] .= '<meta itemprop="author" content="'.$author_name.'" />'."\n";
 
+		// Twitter cards
+		$a->page['htmlhead'] .= '<meta name="twitter:card" content="summary" />'."\n";
+		$a->page['htmlhead'] .= '<meta name="twitter:title" content="'.$title.'" />'."\n";
+		$a->page['htmlhead'] .= '<meta name="twitter:description" content="'.$description.'" />'."\n";
+		$a->page['htmlhead'] .= '<meta name="twitter:image" content="'.$image.'" />'."\n";
+		$a->page['htmlhead'] .= '<meta name="twitter:url" content="'.$r[0]["plink"].'" />'."\n";
+
 		// Dublin Core
 		$a->page['htmlhead'] .= '<meta name="DC.title" content="'.$title.'" />'."\n";
 		$a->page['htmlhead'] .= '<meta name="DC.description" content="'.$description.'" />'."\n";
@@ -229,7 +240,7 @@ function display_content(&$a, $update = 0) {
 		// Open Graph
 		$a->page['htmlhead'] .= '<meta property="og:type" content="website" />'."\n";
 		$a->page['htmlhead'] .= '<meta property="og:title" content="'.$title.'" />'."\n";
-		$a->page['htmlhead'] .= '<meta property="og:image" content="'.$r[0]["thumb"].'" />'."\n";
+		$a->page['htmlhead'] .= '<meta property="og:image" content="'.$image.'" />'."\n";
 		$a->page['htmlhead'] .= '<meta property="og:url" content="'.$r[0]["plink"].'" />'."\n";
 		$a->page['htmlhead'] .= '<meta property="og:description" content="'.$description.'" />'."\n";
 		$a->page['htmlhead'] .= '<meta name="og:article:author" content="'.$author_name.'" />'."\n";

mod/parse_url.php

@@ -52,6 +52,9 @@ function completeurl($url, $scheme) {
 
 function parseurl_getsiteinfo($url, $no_guessing = false) {
 	$siteinfo = array();
+
+	$siteinfo["type"] = "link";
+
 	$ch = curl_init();
 	curl_setopt($ch, CURLOPT_URL, $url);
 	curl_setopt($ch, CURLOPT_HEADER, 1);
@@ -165,6 +168,18 @@ function parseurl_getsiteinfo($url, $no_guessing = false) {
 			case "description":
 				$siteinfo["text"] = $attr["content"];
 				break;
+			case "twitter:image":
+				$siteinfo["image"] = $attr["content"];
+				break;
+			case "twitter:card":
+				$siteinfo["type"] = $attr["content"];
+				break;
+			case "twitter:description":
+				$siteinfo["text"] = $attr["content"];
+				break;
+			case "twitter:title":
+				$siteinfo["title"] = $attr["content"];
+				break;
 			case "dc.title":
 				$siteinfo["title"] = $attr["content"];
 				break;
@@ -311,9 +326,9 @@ function parse_url_content(&$a) {
 	logger('parse_url: ' . $url);
 
 	if($textmode)
-		$template = '[bookmark=%s]%s[/bookmark]%s' . $br;
+		$template = '[bookmark=%s]%s[/bookmark]%s';
 	else
-		$template = "<a class=\"bookmark\" href=\"%s\" >%s</a>%s<br />";
+		$template = "<a class=\"bookmark\" href=\"%s\" >%s</a>%s";
 
 	$arr = array('url' => $url, 'text' => '');
 
@@ -386,9 +401,10 @@ function parse_url_content(&$a) {
 			$text = '<blockquote>'.htmlspecialchars(trim($text)).'</blockquote>';
 	}
 
-	if($image) {
+	if($image)
 		$text = $br.$br.$image.$text;
-	}
+	else
+		$text = $br.$text;
 
 	$title = str_replace(array("\r","\n"),array('',''),$title);
 
@@ -398,7 +414,10 @@ function parse_url_content(&$a) {
 
 	$sitedata .=  trim($result);
 
+	if (($siteinfo["type"] != "photo"))
 		echo "[class=type-link]".$sitedata."[/class]";
+	else
+		echo "[class=type-photo]".$title.$br.$image."[/class]";
 
 	killme();
 }

mod/photos.php

@@ -1368,7 +1368,11 @@ function photos_content(&$a) {
 		$photo = array(
 			'href' => $a->get_baseurl() . '/photo/' . $hires['resource-id'] . '-' . $hires['scale'] . '.' . $phototypes[$hires['type']],
 			'title'=> t('View Full Size'),
-			'src'  => $a->get_baseurl() . '/photo/' . $lores['resource-id'] . '-' . $lores['scale'] . '.' . $phototypes[$lores['type']] . '?f=&_u=' . datetime_convert('','','','ymdhis')
+			'src'  => $a->get_baseurl() . '/photo/' . $lores['resource-id'] . '-' . $lores['scale'] . '.' . $phototypes[$lores['type']] . '?f=&_u=' . datetime_convert('','','','ymdhis'),
+			'height' => $hires['height'],
+			'width' => $hires['width'],
+			'album' => $hires['album'],
+			'filename' => $hires['filename'],
 		);
 
 		if($nextlink)
@@ -1723,6 +1727,12 @@ function photos_content(&$a) {
 			'$paginate' => $paginate,
 		));
 
+		$a->page['htmlhead'] .= "\n".'<meta name="twitter:card" content="photo" />'."\n";
+		$a->page['htmlhead'] .= '<meta name="twitter:title" content="'.$photo["album"].'" />'."\n";
+		$a->page['htmlhead'] .= '<meta name="twitter:image" content="'.$photo["href"].'" />'."\n";
+		$a->page['htmlhead'] .= '<meta name="twitter:image:width" content="'.$photo["width"].'" />'."\n";
+		$a->page['htmlhead'] .= '<meta name="twitter:image:height" content="'.$photo["height"].'" />'."\n";
+
 		return $o;
 	}
 

view/theme/vier/config.php

@@ -0,0 +1,52 @@
+<?php
+/**
+ * Theme settings
+ */
+
+
+
+function theme_content(&$a){
+	if(!local_user())
+		return;
+
+	$style = get_pconfig(local_user(), 'vier', 'style');
+
+	return vier_form($a,$style);
+}
+
+function theme_post(&$a){
+	if(! local_user())
+		return;
+
+	if (isset($_POST['vier-settings-submit'])){
+		set_pconfig(local_user(), 'vier', 'style', $_POST['vier_style']);
+	}
+}
+
+
+function theme_admin(&$a){
+	$style = get_config('vier', 'style');
+	return vier_form($a,$style);
+}
+
+function theme_admin_post(&$a){
+	if (isset($_POST['vier-settings-submit'])){
+		set_config('vier', 'style', $_POST['vier_style']);
+	}
+}
+
+
+function vier_form(&$a, $style){
+	$styles = array(
+		"shadow"=>"Shadow",
+		"flat"=>"Flat"
+	);
+	$t = get_markup_template("theme_settings.tpl" );
+	$o .= replace_macros($t, array(
+		'$submit' => t('Submit'),
+		'$baseurl' => $a->get_baseurl(),
+		'$title' => t("Theme settings"),
+		'$style' => array('vier_style',t ('Set style'),$style,'',$styles),
+	));
+	return $o;
+}

view/theme/vier/flat.css

@@ -0,0 +1,4 @@
+*{ box-shadow: 0 0 0 0 !important;} 
+body, section { background-color: #ffffff !important;}
+#profile-jot-form { background-color: #ffffff !important;}
+.dspr, .twit, .pump, .dfrn { background-color: #ffffff !important;}

view/theme/vier/style.css

@@ -1219,6 +1219,10 @@ border-bottom: 1px solid #D2D2D2;
 .type-link .oembed {
 }
 
+.type-link img + br{
+  display: none;
+}
+
 .wall-item-container .wall-item-content {
   /* font-size: 14px; */
   max-width: 660px;

view/theme/vier/templates/theme_settings.tpl

@@ -0,0 +1,11 @@
+{{*
+ *	AUTOMATICALLY GENERATED TEMPLATE
+ *	DO NOT EDIT THIS FILE, CHANGES WILL BE OVERWRITTEN
+ *
+ *}}
+{{include file="field_select.tpl" field=$style}}
+
+<div class="settings-submit-wrapper">
+	<input type="submit" value="{{$submit}}" class="settings-submit" name="vier-settings-submit" />
+</div>
+

view/theme/vier/theme.php

@@ -15,6 +15,10 @@ $baseurl = $a->get_baseurl();
 
 $a->theme_info = array();
 
+$style = get_pconfig(local_user(), 'vier', 'style');
+if ($style == "flat")
+	$a->page['htmlhead'] .= '<link rel="stylesheet" href="view/theme/vier/flat.css" type="text/css" media="screen"/>'."\n";
+
 $a->page['htmlhead'] .= <<< EOT
 <script type="text/javascript" src="$baseurl/view/theme/vier/js/jquery.divgrow-1.3.1.f1.min.js"></script>
 <script>