X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Fplaintext.php;h=92ba8a27564bc9f0b182f6f96a92239528b3314f;hb=39ce0231589b7fffeb501c50d23eb52ca601ebed;hp=eb33d16e968f8ecc52e3fc84014ab6e6f9379e85;hpb=9925697ee35244cc53031e6c4ddd0f02ddf73ea5;p=friendica.git diff --git a/include/plaintext.php b/include/plaintext.php index eb33d16e96..92ba8a2756 100644 --- a/include/plaintext.php +++ b/include/plaintext.php @@ -1,20 +1,27 @@ 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"))) @@ -22,14 +29,26 @@ function get_attached_data($body) { $post["type"] = substr($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"] = $matches[1]; @@ -43,6 +62,124 @@ function get_attached_data($body) { } } + 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]; + + $url = html_entity_decode($url, ENT_QUOTES, 'UTF-8'); + + if ($url != "") + $data["url"] = $url; + + $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]; + + $title = bbcode(html_entity_decode($title, ENT_QUOTES, 'UTF-8'), false, false, true); + $title = html_entity_decode($title, ENT_QUOTES, 'UTF-8'); + $title = str_replace(array("[", "]"), array("[", "]"), $title); + if ($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"] = $image; + + $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"] = $preview; + + $data["description"] = trim($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($post["type"])) { require_once("mod/parse_url.php"); @@ -52,12 +189,13 @@ function get_attached_data($body) { 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); + $data = parseurl_getsiteinfo_cached($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"] = $pictures[0][2]; @@ -89,13 +227,21 @@ function get_attached_data($body) { $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")) { require_once("mod/parse_url.php"); - $data = parseurl_getsiteinfo($post["url"], true); + $data = parseurl_getsiteinfo_cached($post["url"], true); if (isset($data["images"][0])) $post["image"] = $data["images"][0]["src"]; @@ -105,8 +251,8 @@ function get_attached_data($body) { } 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); $msg = ""; @@ -116,28 +262,89 @@ function shortenmsg($msg, $limit, $twitter = false) { $msg = trim($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) { +/** + * @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 = "") { require_once("include/bbcode.php"); require_once("include/html2plain.php"); require_once("include/network.php"); + // 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')); @@ -145,6 +352,8 @@ function plaintext($a, $b, $limit = 0, $includedlinks = false, $htmlmode = 2) { if ($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") @@ -160,8 +369,22 @@ function plaintext($a, $b, $limit = 0, $includedlinks = false, $htmlmode = 2) { // But: if the link is beyond the limit, then it has to be added. if (($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($post["url"]); + } } } @@ -172,15 +395,20 @@ function plaintext($a, $b, $limit = 0, $includedlinks = false, $htmlmode = 2) { $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); }