Building a central functionality to export postings to all networks that only support...

diff --git a/include/bbcode.php b/include/bbcode.php
index d1cb1a9110d3484a48f75e4dc66dd9e5ff379d89..26783440374b45468a3786e0b13406c178389418 100644 (file)
--- a/include/bbcode.php
+++ b/include/bbcode.php
@@ -31,7 +31,10 @@ function bb_rearrange_link($shared) {
        return($newshare);
 }
 
-function bb_remove_share_information($Text) {
+function bb_remove_share_information($Text, $plaintext = false) {
+       if ($plaintext)
+               $Text = preg_replace("/\[bookmark\=([^\]]*)\](.*?)\[\/bookmark\]/ism","[bookmark=$1]$1[/bookmark]", $Text);
+
         $Text = preg_replace_callback("((.*?)\[class=(.*?)\](.*?)\[\/class\])ism","bb_cleanup_share",$Text);
         return($Text);
 }
@@ -1070,3 +1073,4 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = fal
 
        return $Text;
 }
+?>

diff --git a/include/html2plain.php b/include/html2plain.php
index 54cc44794dc9e3a1ca96a622df0008bb78cd2b7b..0398ea79b074159ff9fa2efa4e8b3ea7761eb492 100644 (file)
--- a/include/html2plain.php
+++ b/include/html2plain.php
@@ -239,4 +239,4 @@ function html2plain($html, $wraplength = 75, $compact = false)
 
        return(trim($message));
 }
-
+?>

diff --git a/include/plaintext.php b/include/plaintext.php
new file mode 100644 (file)
index 0000000..caba68d
--- /dev/null
+++ b/include/plaintext.php
@@ -0,0 +1,161 @@
+<?php
+function get_attached_data($body) {
+/*
+ - text:
+ - type: link, video, photo
+ - title:
+ - url:
+ - image:
+ - description:
+ - (thumbnail)
+*/
+       $post = array();
+
+       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")))
+                               continue;
+
+                       $post["type"] = substr($data[1], 5);
+
+                       $post["text"] = trim(str_replace($data[0], "", $body));
+
+                       $attacheddata = $data[2];
+
+                       if (preg_match("/\[img\](.*?)\[\/img\]/ism", $attacheddata, $matches))
+                               $post["image"] = $matches[1];
+
+                       if (preg_match("/\[bookmark\=(.*?)\](.*?)\[\/bookmark\]/ism", $attacheddata, $matches)) {
+                               $post["url"] = $matches[1];
+                               $post["title"] = $matches[2];
+                       }
+
+                       // Search for description
+                       if (preg_match("/\[quote\](.*?)\[\/quote\]/ism", $attacheddata, $matches))
+                               $post["description"] = $matches[1];
+
+               }
+       }
+       return($post);
+}
+
+function plaintext($a, $b, $limit = 0, $includedlinks = false) {
+       require_once("include/bbcode.php");
+       require_once("include/html2plain.php");
+       require_once("mod/parse_url.php");
+       require_once("include/network.php");
+
+       // Simplify image codes
+       $body = preg_replace("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", '[img]$3[/img]', $b["body"]);
+
+       // At first look at data that is attached via "type-..." stuff
+       // This will hopefully replaced with a dedicated bbcode later
+       $post = get_attached_data($body);
+
+       // if nothing is found, it maybe having an image.
+       if (!isset($post["type"])) {
+               if (preg_match_all("(\[url=(.*?)\]\s*\[img\](.*?)\[\/img\]\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);
+                               if ($data["type"] == "photo") {
+                                       $post["type"] = "photo";
+                                       if (isset($data["images"][0]))
+                                               $post["image"] = $data["images"][0]["src"];
+                                       else
+                                               $post["image"] = $data["url"];
+
+                                       $post["preview"] = $pictures[0][2];
+                                       $post["text"] = str_replace($pictures[0][0], "", $body);
+                               }
+                       } elseif (count($pictures) > 1) {
+                               $post["type"] = "link";
+                               $post["url"] = $b["plink"];
+                               $post["image"] = $pictures[0][2];
+                               $post["text"] = $body;
+                       }
+               } elseif (preg_match_all("(\[img\](.*?)\[\/img\])ism", $body, $pictures,  PREG_SET_ORDER)) {
+                       if (count($pictures) == 1) {
+                               $post["type"] = "photo";
+                               $post["image"] = $pictures[0][1];
+                               $post["text"] = str_replace($pictures[0][0], "", $body);
+                       } elseif (count($pictures) > 1) {
+                               $post["type"] = "link";
+                               $post["url"] = $b["plink"];
+                               $post["image"] = $pictures[0][1];
+                               $post["text"] = $body;
+                       }
+               } else {
+                       $post["type"] = "text";
+                       $post["text"] = trim($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, 2);
+       $msg = html2plain($html, 0, true);
+       $msg = trim(html_entity_decode($msg,ENT_QUOTES,'UTF-8'));
+
+       $link = "";
+       if ($includedlinks) {
+               if ($post["type"] == "link")
+                       $link = $post["url"];
+               elseif ($post["type"] == "video")
+                       $link = $post["url"];
+               elseif ($post["type"] == "photo")
+                       $link = $post["image"];
+
+               if (($msg == "") AND isset($post["title"]))
+                       $msg = trim($post["title"]);
+
+               if (($msg == "") AND isset($post["description"]))
+                       $msg = trim($post["description"]);
+
+               // If the link is already contained in the post, then it neeedn't to be added again
+               // 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))
+                               $link = "";
+               }
+       }
+
+       if ($limit > 0) {
+               // Reduce multiple spaces
+               // When posted to a network with limited space, we try to gain space where possible
+               while (strpos($msg, "  ") !== false)
+                       $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)
+                       $limit = $limit - 23;
+
+               if (strlen($msg) > $limit) {
+
+                       if (!isset($post["url"])) {
+                               $limit = $limit - 23;
+                               $post["url"] = $b["plink"];
+                       }
+
+                       $lines = explode("\n", $msg);
+                       $msg = "";
+                       $recycle = html_entity_decode("&#x2672; ", ENT_QUOTES, 'UTF-8');
+                       foreach ($lines AS $row=>$line) {
+                               if (strlen(trim($msg."\n".$line)) <= $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)."...";
+                       }
+               }
+       }
+
+       $post["text"] = trim($msg);
+
+       return($post);
+}
+?>

diff --git a/mod/parse_url.php b/mod/parse_url.php
index a0608f636340cfe8e88b41f5c1bae123204974f6..135a4ccc6f15d7a6fae783f4179f1c1c485b9bed 100644 (file)
--- a/mod/parse_url.php
+++ b/mod/parse_url.php
@@ -51,6 +51,7 @@ function completeurl($url, $scheme) {
 }
 
 function parseurl_getsiteinfo($url, $no_guessing = false) {
+
        $siteinfo = array();
 
        $url = trim($url, "'");
@@ -172,7 +173,7 @@ function parseurl_getsiteinfo($url, $no_guessing = false) {
                                        $siteinfo["image"] = $attr["content"];
                                        break;
                                case "twitter:card":
-                                       if ($siteinfo["type"] == "")
+                                       if (($siteinfo["type"] == "") OR ($attr["content"] == "photo"))
                                                $siteinfo["type"] = $attr["content"];
                                        break;
                                case "twitter:description":
@@ -440,3 +441,4 @@ function parse_url_content(&$a) {
 
        killme();
 }
+?>