<?php
-function get_attached_data($body) {
-/*
- - text:
- - type: link, video, photo
- - title:
- - url:
- - image:
- - description:
- - (thumbnail)
-*/
- // Simplify image codes
- $body = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $body);
+/**
+ * @file include/plaintext.php
+ */
+
+use \Friendica\ParseUrl;
+
+require_once("include/Photo.php");
+require_once("include/bbcode.php");
+require_once("include/html2plain.php");
+require_once("include/network.php");
+
+/**
+ * @brief Fetches attachment data that were generated the old way
+ *
+ * @param string $body Message body
+ * @return array
+ * 'type' -> Message type ("link", "video", "photo")
+ * 'text' -> Text before the shared message
+ * 'after' -> Text after the shared message
+ * 'image' -> Preview image of the message
+ * 'url' -> Url to the attached message
+ * 'title' -> Title of the attachment
+ * 'description' -> Description of the attachment
+ */
+function get_old_attachment_data($body) {
$post = array();
+ // Simplify image codes
+ $body = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $body);
+
if (preg_match_all("(\[class=(.*?)\](.*?)\[\/class\])ism",$body, $attached, PREG_SET_ORDER)) {
foreach ($attached AS $data) {
if (!in_array($data[1], array("type-link", "type-video", "type-photo")))
$post["type"] = substr($data[1], 5);
- $post["text"] = trim(str_replace($data[0], "", $body));
+ $pos = strpos($body, $data[0]);
+ if ($pos > 0) {
+ $post["text"] = trim(substr($body, 0, $pos));
+ $post["after"] = trim(substr($body, $pos + strlen($data[0])));
+ } else
+ $post["text"] = trim(str_replace($data[0], "", $body));
$attacheddata = $data[2];
$URLSearchString = "^\[\]";
- if (preg_match("/\[img\]([$URLSearchString]*)\[\/img\]/ism", $attacheddata, $matches))
- $post["image"] = $matches[1];
+ if (preg_match("/\[img\]([$URLSearchString]*)\[\/img\]/ism", $attacheddata, $matches)) {
+
+ $picturedata = get_photo_info($matches[1]);
+
+ if (($picturedata[0] >= 500) AND ($picturedata[0] >= $picturedata[1]))
+ $post["image"] = $matches[1];
+ else
+ $post["preview"] = $matches[1];
+ }
if (preg_match("/\[bookmark\=([$URLSearchString]*)\](.*?)\[\/bookmark\]/ism", $attacheddata, $matches)) {
$post["url"] = $matches[1];
}
}
+ return $post;
+}
+
+/**
+ * @brief Fetches attachment data that were generated with the "attachment" element
+ *
+ * @param string $body Message body
+ * @return array
+ * 'type' -> Message type ("link", "video", "photo")
+ * 'text' -> Text before the shared message
+ * 'after' -> Text after the shared message
+ * 'image' -> Preview image of the message
+ * 'url' -> Url to the attached message
+ * 'title' -> Title of the attachment
+ * 'description' -> Description of the attachment
+ */
+function get_attachment_data($body) {
+
+ $data = array();
+
+ if (!preg_match("/(.*)\[attachment(.*?)\](.*?)\[\/attachment\](.*)/ism", $body, $match))
+ return get_old_attachment_data($body);
+
+ $attributes = $match[2];
+
+ $data["text"] = trim($match[1]);
+
+ $type = "";
+ preg_match("/type='(.*?)'/ism", $attributes, $matches);
+ if ($matches[1] != "")
+ $type = strtolower($matches[1]);
+
+ preg_match('/type="(.*?)"/ism', $attributes, $matches);
+ if ($matches[1] != "")
+ $type = strtolower($matches[1]);
+
+ if ($type == "")
+ return(array());
+
+ if (!in_array($type, array("link", "audio", "photo", "video")))
+ return(array());
+
+ if ($type != "")
+ $data["type"] = $type;
+
+ $url = "";
+ preg_match("/url='(.*?)'/ism", $attributes, $matches);
+ if ($matches[1] != "")
+ $url = $matches[1];
+
+ preg_match('/url="(.*?)"/ism', $attributes, $matches);
+ if ($matches[1] != "")
+ $url = $matches[1];
+
+ if ($url != "")
+ $data["url"] = html_entity_decode($url, ENT_QUOTES, 'UTF-8');
+
+ $title = "";
+ preg_match("/title='(.*?)'/ism", $attributes, $matches);
+ if ($matches[1] != "")
+ $title = $matches[1];
+
+ preg_match('/title="(.*?)"/ism', $attributes, $matches);
+ if ($matches[1] != "")
+ $title = $matches[1];
+
+ if ($title != "") {
+ $title = bbcode(html_entity_decode($title, ENT_QUOTES, 'UTF-8'), false, false, true);
+ $title = html_entity_decode($title, ENT_QUOTES, 'UTF-8');
+ $title = str_replace(array("[", "]"), array("[", "]"), $title);
+ $data["title"] = $title;
+ }
+
+ $image = "";
+ preg_match("/image='(.*?)'/ism", $attributes, $matches);
+ if ($matches[1] != "")
+ $image = $matches[1];
+
+ preg_match('/image="(.*?)"/ism', $attributes, $matches);
+ if ($matches[1] != "")
+ $image = $matches[1];
+
+ if ($image != "")
+ $data["image"] = html_entity_decode($image, ENT_QUOTES, 'UTF-8');
+
+ $preview = "";
+ preg_match("/preview='(.*?)'/ism", $attributes, $matches);
+ if ($matches[1] != "")
+ $preview = $matches[1];
+
+ preg_match('/preview="(.*?)"/ism', $attributes, $matches);
+ if ($matches[1] != "")
+ $preview = $matches[1];
+
+ if ($preview != "")
+ $data["preview"] = html_entity_decode($preview, ENT_QUOTES, 'UTF-8');
+
+ $data["description"] = trim($match[3]);
+
+ $data["after"] = trim($match[4]);
+
+ return($data);
+}
+
+function get_attached_data($body) {
+/*
+ - text:
+ - type: link, video, photo
+ - title:
+ - url:
+ - image:
+ - description:
+ - (thumbnail)
+*/
+
+ $post = get_attachment_data($body);
+
// if nothing is found, it maybe having an image.
if (!isset($post["type"])) {
- require_once("mod/parse_url.php");
-
$URLSearchString = "^\[\]";
if (preg_match_all("(\[url=([$URLSearchString]*)\]\s*\[img\]([$URLSearchString]*)\[\/img\]\s*\[\/url\])ism", $body, $pictures, PREG_SET_ORDER)) {
if (count($pictures) == 1) {
// Checking, if the link goes to a picture
- $data = parseurl_getsiteinfo($pictures[0][1], true);
+ $data = ParseUrl::getSiteinfoCached($pictures[0][1], true);
+
+ // Workaround:
+ // Sometimes photo posts to the own album are not detected at the start.
+ // So we seem to cannot use the cache for these cases. That's strange.
+ if (($data["type"] != "photo") AND strstr($pictures[0][1], "/photos/"))
+ $data = ParseUrl::getSiteinfo($pictures[0][1], true);
if ($data["type"] == "photo") {
$post["type"] = "photo";
- if (isset($data["images"][0]))
+ if (isset($data["images"][0])) {
$post["image"] = $data["images"][0]["src"];
- else
+ $post["url"] = $data["url"];
+ } else
$post["image"] = $data["url"];
$post["preview"] = $pictures[0][2];
$post["text"] = str_replace($pictures[0][0], "", $body);
} else {
- $img_str = fetch_url($pictures[0][1]);
-
- $tempfile = tempnam(get_config("system","temppath"), "cache");
- file_put_contents($tempfile, $img_str);
- $mime = image_type_to_mime_type(exif_imagetype($tempfile));
- unlink($tempfile);
- if (substr($mime, 0, 6) == "image/") {
+ $imgdata = get_photo_info($pictures[0][1]);
+ if (substr($imgdata["mime"], 0, 6) == "image/") {
$post["type"] = "photo";
$post["image"] = $pictures[0][1];
$post["preview"] = $pictures[0][2];
$post["text"] = $body;
}
}
+
+ if (preg_match_all("(\[url\]([$URLSearchString]*)\[\/url\])ism", $body, $links, PREG_SET_ORDER)) {
+ if (count($links) == 1) {
+ $post["type"] = "text";
+ $post["url"] = $links[0][1];
+ $post["text"] = $body;
+ }
+ }
if (!isset($post["type"])) {
$post["type"] = "text";
$post["text"] = trim($body);
}
+ } elseif (isset($post["url"]) AND ($post["type"] == "video")) {
+ $data = ParseUrl::getSiteinfoCached($post["url"], true);
+
+ if (isset($data["images"][0]))
+ $post["image"] = $data["images"][0]["src"];
}
return($post);
}
function shortenmsg($msg, $limit, $twitter = false) {
- // To-Do:
- // For Twitter URLs aren't shortened, but they have to be calculated as if.
+ /// @TODO
+ /// For Twitter URLs aren't shortened, but they have to be calculated as if.
$lines = explode("\n", $msg);
$msg = "";
$recycle = html_entity_decode("♲ ", ENT_QUOTES, 'UTF-8');
foreach ($lines AS $row=>$line) {
- if (strlen(trim($msg."\n".$line)) <= $limit)
+ if (iconv_strlen(trim($msg."\n".$line), "UTF-8") <= $limit)
$msg = trim($msg."\n".$line);
// Is the new message empty by now or is it a reshared message?
elseif (($msg == "") OR (($row == 1) AND (substr($msg, 0, 4) == $recycle)))
- $msg = substr(substr(trim($msg."\n".$line), 0, $limit), 0, -3)."...";
+ $msg = iconv_substr(iconv_substr(trim($msg."\n".$line), 0, $limit, "UTF-8"), 0, -3, "UTF-8")."...";
else
break;
}
return($msg);
}
-function plaintext($a, $b, $limit = 0, $includedlinks = false, $htmlmode = 2) {
- require_once("include/bbcode.php");
- require_once("include/html2plain.php");
- require_once("include/network.php");
+/**
+ * @brief Convert a message into plaintext for connectors to other networks
+ *
+ * @param App $a The application class
+ * @param array $b The message array that is about to be posted
+ * @param int $limit The maximum number of characters when posting to that network
+ * @param bool $includedlinks Has an attached link to be included into the message?
+ * @param int $htmlmode This triggers the behaviour of the bbcode conversion
+ * @param string $target_network Name of the network where the post should go to.
+ *
+ * @return string The converted message
+ */
+function plaintext($a, $b, $limit = 0, $includedlinks = false, $htmlmode = 2, $target_network = "") {
+
+ // Remove the hash tags
+ $URLSearchString = "^\[\]";
+ $body = preg_replace("/([#@])\[url\=([$URLSearchString]*)\](.*?)\[\/url\]/ism", '$1$3', $b["body"]);
+
+ // Add an URL element if the text contains a raw link
+ $body = preg_replace("/([^\]\='".'"'."]|^)(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\%\$\!\+\,]+)/ism", '$1[url]$2[/url]', $body);
+
+ // Remove the abstract
+ $body = remove_abstract($body);
// At first look at data that is attached via "type-..." stuff
// This will hopefully replaced with a dedicated bbcode later
- $post = get_attached_data($b["body"]);
+ //$post = get_attached_data($b["body"]);
+ $post = get_attached_data($body);
if (($b["title"] != "") AND ($post["text"] != ""))
$post["text"] = trim($b["title"]."\n\n".$post["text"]);
elseif ($b["title"] != "")
$post["text"] = trim($b["title"]);
- $html = bbcode($post["text"], false, false, $htmlmode);
+ $abstract = "";
+
+ // Fetch the abstract from the given target network
+ if ($target_network != "") {
+ $default_abstract = fetch_abstract($b["body"]);
+ $abstract = fetch_abstract($b["body"], $target_network);
+
+ // If we post to a network with no limit we only fetch
+ // an abstract exactly for this network
+ if (($limit == 0) AND ($abstract == $default_abstract))
+ $abstract = "";
+
+ } else // Try to guess the correct target network
+ switch ($htmlmode) {
+ case 8:
+ $abstract = fetch_abstract($b["body"], NETWORK_TWITTER);
+ break;
+ case 7:
+ $abstract = fetch_abstract($b["body"], NETWORK_STATUSNET);
+ break;
+ case 6:
+ $abstract = fetch_abstract($b["body"], NETWORK_APPNET);
+ break;
+ default: // We don't know the exact target.
+ // We fetch an abstract since there is a posting limit.
+ if ($limit > 0)
+ $abstract = fetch_abstract($b["body"]);
+ }
+
+ if ($abstract != "") {
+ $post["text"] = $abstract;
+
+ if ($post["type"] == "text") {
+ $post["type"] = "link";
+ $post["url"] = $b["plink"];
+ }
+ }
+
+ $html = bbcode($post["text"].$post["after"], false, false, $htmlmode);
$msg = html2plain($html, 0, true);
$msg = trim(html_entity_decode($msg,ENT_QUOTES,'UTF-8'));
if ($includedlinks) {
if ($post["type"] == "link")
$link = $post["url"];
+ elseif ($post["type"] == "text")
+ $link = $post["url"];
elseif ($post["type"] == "video")
$link = $post["url"];
elseif ($post["type"] == "photo")
// But: if the link is beyond the limit, then it has to be added.
if (($link != "") AND strstr($msg, $link)) {
$pos = strpos($msg, $link);
- if (($limit == 0) OR ($pos < $limit))
+
+ // Will the text be shortened in the link?
+ // Or is the link the last item in the post?
+ if (($limit > 0) AND ($pos < $limit) AND (($pos + 23 > $limit) OR ($pos + strlen($link) == strlen($msg))))
+ $msg = trim(str_replace($link, "", $msg));
+ elseif (($limit == 0) OR ($pos < $limit)) {
+ // The limit has to be increased since it will be shortened - but not now
+ // Only do it with Twitter (htmlmode = 8)
+ if (($limit > 0) AND (strlen($link) > 23) AND ($htmlmode == 8))
+ $limit = $limit - 23 + strlen($link);
+
$link = "";
+
+ if ($post["type"] == "text")
+ unset($post["url"]);
+ }
}
}
$msg = str_replace(" ", " ", $msg);
// Twitter is using its own limiter, so we always assume that shortened links will have this length
- if (strlen($link) > 0)
+ if (iconv_strlen($link, "UTF-8") > 0)
$limit = $limit - 23;
- if (strlen($msg) > $limit) {
+ if (iconv_strlen($msg, "UTF-8") > $limit) {
- if (!isset($post["url"])) {
+ if (($post["type"] == "text") AND isset($post["url"]))
+ $post["url"] = $b["plink"];
+ elseif (!isset($post["url"])) {
$limit = $limit - 23;
$post["url"] = $b["plink"];
- }
+ } elseif (strpos($b["body"], "[share") !== false)
+ $post["url"] = $b["plink"];
+ elseif (get_pconfig($b["uid"], "system", "no_intelligent_shortening"))
+ $post["url"] = $b["plink"];
$msg = shortenmsg($msg, $limit);
}