*/
namespace Friendica\Content;
-use Friendica\App;
use Friendica\Core\Config;
+use Friendica\Core\Hook;
use Friendica\Core\PConfig;
-use Friendica\Core\System;
+use Friendica\DI;
+use Friendica\Util\Strings;
/**
* This class contains functions to handle smiles
* @param array $b Array of emoticons
* @param string $smiley The text smilie
* @param string $representation The replacement
+ *
+ * @return void
*/
public static function add(&$b, $smiley, $representation)
{
* Get an array of all smilies, both internal and from addons.
*
* @return array
- * 'texts' => smilie shortcut
- * 'icons' => icon in html
+ * 'texts' => smilie shortcut
+ * 'icons' => icon in html
*
- * @hook smilie ('texts' => smilies texts array, 'icons' => smilies html array)
+ * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+ * @hook smilie ('texts' => smilies texts array, 'icons' => smilies html array)
*/
- public static function get_list()
+ public static function getList()
{
- $texts = array(
+ $texts = [
'<3',
'</3',
'<\\3',
'red#',
'red#matrix'
- );
-
- $icons = array(
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-heart.gif" alt="<3" title="<3" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-brokenheart.gif" alt="</3" title="</3" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-brokenheart.gif" alt="<\\3" title="<\\3" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-smile.gif" alt=":-)" title=":-)" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-wink.gif" alt=";-)" title=";-)" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-frown.gif" alt=":-(" title=":-(" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-tongue-out.gif" alt=":-P" title=":-P" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-tongue-out.gif" alt=":-p" title=":-P" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-kiss.gif" alt=":-\" title=":-\" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-kiss.gif" alt=":-\" title=":-\" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-kiss.gif" alt=":-x" title=":-x" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-kiss.gif" alt=":-X" title=":-X" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-laughing.gif" alt=":-D" title=":-D" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-surprised.gif" alt="8-|" title="8-|" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-surprised.gif" alt="8-O" title="8-O" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-surprised.gif" alt=":-O" title="8-O" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-thumbsup.gif" alt="\\o/" title="\\o/" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-Oo.gif" alt="o.O" title="o.O" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-Oo.gif" alt="O.o" title="O.o" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-Oo.gif" alt="o_O" title="o_O" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-Oo.gif" alt="O_o" title="O_o" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-cry.gif" alt=":\'(" title=":\'("/>',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-foot-in-mouth.gif" alt=":-!" title=":-!" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-undecided.gif" alt=":-/" title=":-/" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-embarassed.gif" alt=":-[" title=":-[" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-cool.gif" alt="8-)" title="8-)" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/beer_mug.gif" alt=":beer" title=":beer" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/beer_mug.gif" alt=":homebrew" title=":homebrew" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/coffee.gif" alt=":coffee" title=":coffee" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-facepalm.gif" alt=":facepalm" title=":facepalm" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/like.gif" alt=":like" title=":like" />',
- '<img class="smiley" src="' . System::baseUrl() . '/images/dislike.gif" alt=":dislike" title=":dislike" />',
- '<a href="https://friendi.ca">~friendica <img class="smiley" src="' . System::baseUrl() . '/images/friendica-16.png" alt="~friendica" title="~friendica" /></a>',
- '<a href="http://redmatrix.me/">red<img class="smiley" src="' . System::baseUrl() . '/images/rm-16.png" alt="red#" title="red#" />matrix</a>',
- '<a href="http://redmatrix.me/">red<img class="smiley" src="' . System::baseUrl() . '/images/rm-16.png" alt="red#matrix" title="red#matrix" />matrix</a>'
- );
-
- $params = array('texts' => $texts, 'icons' => $icons);
- call_hooks('smilie', $params);
+ ];
+
+ $baseUrl = DI::baseUrl();
+
+ $icons = [
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-heart.gif" alt="<3" title="<3" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-brokenheart.gif" alt="</3" title="</3" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-brokenheart.gif" alt="<\\3" title="<\\3" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-smile.gif" alt=":-)" title=":-)" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-wink.gif" alt=";-)" title=";-)" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-frown.gif" alt=":-(" title=":-(" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-tongue-out.gif" alt=":-P" title=":-P" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-tongue-out.gif" alt=":-p" title=":-P" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-kiss.gif" alt=":-\" title=":-\" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-kiss.gif" alt=":-\" title=":-\" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-kiss.gif" alt=":-x" title=":-x" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-kiss.gif" alt=":-X" title=":-X" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-laughing.gif" alt=":-D" title=":-D" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-surprised.gif" alt="8-|" title="8-|" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-surprised.gif" alt="8-O" title="8-O" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-surprised.gif" alt=":-O" title="8-O" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-thumbsup.gif" alt="\\o/" title="\\o/" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-Oo.gif" alt="o.O" title="o.O" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-Oo.gif" alt="O.o" title="O.o" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-Oo.gif" alt="o_O" title="o_O" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-Oo.gif" alt="O_o" title="O_o" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-cry.gif" alt=":\'(" title=":\'("/>',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-foot-in-mouth.gif" alt=":-!" title=":-!" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-undecided.gif" alt=":-/" title=":-/" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-embarassed.gif" alt=":-[" title=":-[" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-cool.gif" alt="8-)" title="8-)" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/beer_mug.gif" alt=":beer" title=":beer" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/beer_mug.gif" alt=":homebrew" title=":homebrew" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/coffee.gif" alt=":coffee" title=":coffee" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/smiley-facepalm.gif" alt=":facepalm" title=":facepalm" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/like.gif" alt=":like" title=":like" />',
+ '<img class="smiley" src="' . $baseUrl . '/images/dislike.gif" alt=":dislike" title=":dislike" />',
+ '<a href="https://friendi.ca">~friendica <img class="smiley" src="' . $baseUrl . '/images/friendica-16.png" alt="~friendica" title="~friendica" /></a>',
+ '<a href="http://redmatrix.me/">red<img class="smiley" src="' . $baseUrl . '/images/rm-16.png" alt="red#" title="red#" />matrix</a>',
+ '<a href="http://redmatrix.me/">red<img class="smiley" src="' . $baseUrl . '/images/rm-16.png" alt="red#matrix" title="red#matrix" />matrix</a>'
+ ];
+
+ $params = ['texts' => $texts, 'icons' => $icons];
+ Hook::callAll('smilie', $params);
return $params;
}
+
/**
- * @brief Replaces text emoticons with graphical images
+ * Copied from http://php.net/manual/en/function.str-replace.php#88569
+ * Modified for camel caps: renamed stro_replace -> strOrigReplace
+ *
+ * When using str_replace(...), values that did not exist in the original string (but were put there by previous
+ * replacements) will be replaced continuously. This string replacement function is designed to replace the values
+ * in $search with those in $replace while not factoring in prior replacements. Note that this function will
+ * always look for the longest possible match first and then work its way down to individual characters.
+ *
+ * @param array $search list of strings or characters that need to be replaced
+ * @param array $replace list of strings or characters that will replace the corresponding values in $search
+ * @param string $subject the string on which this operation is being performed
+ *
+ * @return string $subject with all substrings in the $search array replaced by the values in the $replace array
+ */
+ private static function strOrigReplace($search, $replace, $subject)
+ {
+ return strtr($subject, array_combine($search, $replace));
+ }
+
+ /**
+ * Replaces text emoticons with graphical images
*
* It is expected that this function will be called using HTML text.
* We will escape text between HTML pre and code blocks from being
* function from being executed by the prepare_text() routine when preparing
* bbcode source for HTML display
*
+ * @brief Replaces text emoticons with graphical images
* @param string $s Text that should be replaced
- * @param boolean $sample
* @param boolean $no_images Only replace emoticons without images
*
- * @return string HML Output of the Smilie
+ * @return string HTML Output of the Smilie
+ * @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- public static function replace($s, $sample = false, $no_images = false)
+ public static function replace($s, $no_images = false)
+ {
+ $smilies = self::getList();
+
+ $s = self::replaceFromArray($s, $smilies, $no_images);
+
+ return $s;
+ }
+
+ /**
+ * Replaces emoji shortcodes in a string from a structured array of searches and replaces.
+ *
+ * Depends on system.no_smilies config value, skips <pre> and <code> tags.
+ *
+ * @param string $text An HTML string
+ * @param array $smilies An string replacement array with the following structure: ['texts' => [], 'icons' => []]
+ * @param bool $no_images Only replace shortcodes without image replacement (e.g. Unicode characters)
+ * @return string
+ * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+ */
+ public static function replaceFromArray($text, array $smilies, $no_images = false)
{
if (intval(Config::get('system', 'no_smilies'))
|| (local_user() && intval(PConfig::get(local_user(), 'system', 'no_smilies')))
) {
- return $s;
+ return $text;
}
- $s = preg_replace_callback('/<pre>(.*?)<\/pre>/ism', 'self::encode', $s);
- $s = preg_replace_callback('/<code>(.*?)<\/code>/ism', 'self::encode', $s);
-
- $params = self::get_list();
+ $text = preg_replace_callback('/<(pre)>(.*?)<\/pre>/ism', 'self::encode', $text);
+ $text = preg_replace_callback('/<(code)>(.*?)<\/code>/ism', 'self::encode', $text);
if ($no_images) {
- $cleaned = array('texts' => array(), 'icons' => array());
- $icons = $params['icons'];
+ $cleaned = ['texts' => [], 'icons' => []];
+ $icons = $smilies['icons'];
foreach ($icons as $key => $icon) {
if (!strstr($icon, '<img ')) {
- $cleaned['texts'][] = $params['texts'][$key];
- $cleaned['icons'][] = $params['icons'][$key];
+ $cleaned['texts'][] = $smilies['texts'][$key];
+ $cleaned['icons'][] = $smilies['icons'][$key];
}
}
- $params = $cleaned;
+ $smilies = $cleaned;
}
- $params['string'] = $s;
-
- if ($sample) {
- $s = '<div class="smiley-sample">';
- for ($x = 0; $x < count($params['texts']); $x ++) {
- $s .= '<dl><dt>' . $params['texts'][$x] . '</dt><dd>' . $params['icons'][$x] . '</dd></dl>';
- }
- } else {
- $params['string'] = preg_replace_callback('/<(3+)/', 'self::preg_heart', $params['string']);
- $s = str_replace($params['texts'], $params['icons'], $params['string']);
- }
+ $text = preg_replace_callback('/<(3+)/', 'self::pregHeart', $text);
+ $text = self::strOrigReplace($smilies['texts'], $smilies['icons'], $text);
- $s = preg_replace_callback('/<pre>(.*?)<\/pre>/ism', 'self::decode', $s);
- $s = preg_replace_callback('/<code>(.*?)<\/code>/ism', 'self::decode', $s);
+ $text = preg_replace_callback('/<(code)>(.*?)<\/code>/ism', 'self::decode', $text);
+ $text = preg_replace_callback('/<(pre)>(.*?)<\/pre>/ism', 'self::decode', $text);
- return $s;
+ return $text;
}
+ /**
+ * @param string $m string
+ *
+ * @return string base64 encoded string
+ */
private static function encode($m)
{
- return(str_replace($m[1], base64url_encode($m[1]), $m[0]));
+ return '<' . $m[1] . '>' . Strings::base64UrlEncode($m[2]) . '</' . $m[1] . '>';
}
+ /**
+ * @param string $m string
+ *
+ * @return string base64 decoded string
+ * @throws \Exception
+ */
private static function decode($m)
{
- return(str_replace($m[1], base64url_decode($m[1]), $m[0]));
+ return '<' . $m[1] . '>' . Strings::base64UrlDecode($m[2]) . '</' . $m[1] . '>';
}
/**
* @brief expand <3333 to the correct number of hearts
*
- * @param string $x
+ * @param string $x string
*
* @return string HTML Output
*
- * @todo: Rework because it doesn't work correctly
+ * @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
- private static function preg_heart($x)
+ private static function pregHeart($x)
{
if (strlen($x[1]) == 1) {
return $x[0];
}
+
$t = '';
for ($cnt = 0; $cnt < strlen($x[1]); $cnt ++) {
- $t .= '<img class="smiley" src="' . System::baseUrl() . '/images/smiley-heart.gif" alt="<3" />';
+ $t .= '❤';
}
+
$r = str_replace($x[0], $t, $x[0]);
return $r;
}