179 lines
6.5 KiB
PHP
179 lines
6.5 KiB
PHP
<?php
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/**
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* @file include/smilies.php
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*/
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/**
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* This class contains functions to handle smiles
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*/
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class smilies {
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/**
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* @brief Function to list all smilies
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*
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* Get an array of all smilies, both internal and from addons.
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*
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* @return array
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* 'texts' => smilie shortcut
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* 'icons' => icon in html
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*
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* @hook smilie ('texts' => smilies texts array, 'icons' => smilies html array)
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*/
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public static function list_smilies() {
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$texts = array(
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'<3',
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'</3',
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'<\\3',
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':-)',
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';-)',
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':-(',
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':-P',
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':-p',
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':-"',
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':-"',
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':-x',
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':-X',
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':-D',
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'8-|',
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'8-O',
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':-O',
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'\\o/',
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'o.O',
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'O.o',
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'o_O',
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'O_o',
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":'(",
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":-!",
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":-/",
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":-[",
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"8-)",
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':beer',
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':homebrew',
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':coffee',
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':facepalm',
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':like',
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':dislike',
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'~friendica',
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'red#',
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'red#matrix'
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);
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$icons = array(
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-heart.gif" alt="<3" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-brokenheart.gif" alt="</3" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-brokenheart.gif" alt="<\\3" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-smile.gif" alt=":-)" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-wink.gif" alt=";-)" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-frown.gif" alt=":-(" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-tongue-out.gif" alt=":-P" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-tongue-out.gif" alt=":-p" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-kiss.gif" alt=":-\"" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-kiss.gif" alt=":-\"" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-kiss.gif" alt=":-x" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-kiss.gif" alt=":-X" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-laughing.gif" alt=":-D" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-surprised.gif" alt="8-|" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-surprised.gif" alt="8-O" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-surprised.gif" alt=":-O" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-thumbsup.gif" alt="\\o/" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-Oo.gif" alt="o.O" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-Oo.gif" alt="O.o" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-Oo.gif" alt="o_O" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-Oo.gif" alt="O_o" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-cry.gif" alt=":\'(" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-foot-in-mouth.gif" alt=":-!" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-undecided.gif" alt=":-/" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-embarassed.gif" alt=":-[" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-cool.gif" alt="8-)" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/beer_mug.gif" alt=":beer" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/beer_mug.gif" alt=":homebrew" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/coffee.gif" alt=":coffee" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-facepalm.gif" alt=":facepalm" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/like.gif" alt=":like" />',
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'<img class="smiley" src="' . app::get_baseurl() . '/images/dislike.gif" alt=":dislike" />',
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'<a href="http://friendica.com">~friendica <img class="smiley" src="' . app::get_baseurl() . '/images/friendica-16.png" alt="~friendica" /></a>',
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'<a href="http://redmatrix.me/">red<img class="smiley" src="' . app::get_baseurl() . '/images/rm-16.png" alt="red" />matrix</a>',
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'<a href="http://redmatrix.me/">red<img class="smiley" src="' . app::get_baseurl() . '/images/rm-16.png" alt="red" />matrix</a>'
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);
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$params = array('texts' => $texts, 'icons' => $icons);
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call_hooks('smilie', $params);
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return $params;
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}
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/**
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* @brief Replaces text emoticons with graphical images
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*
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* It is expected that this function will be called using HTML text.
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* We will escape text between HTML pre and code blocks from being
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* processed.
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*
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* At a higher level, the bbcode [nosmile] tag can be used to prevent this
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* function from being executed by the prepare_text() routine when preparing
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* bbcode source for HTML display
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*
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* @param string $s
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* @param boolean $sample
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*
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* @return string
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*/
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public static function replace($s, $sample = false) {
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if(intval(get_config('system','no_smilies'))
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|| (local_user() && intval(get_pconfig(local_user(),'system','no_smilies'))))
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return $s;
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$s = preg_replace_callback('/<pre>(.*?)<\/pre>/ism','self::smile_encode',$s);
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$s = preg_replace_callback('/<code>(.*?)<\/code>/ism','self::smile_encode',$s);
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$params = self::list_smilies();
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$params['string'] = $s;
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if($sample) {
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$s = '<div class="smiley-sample">';
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for($x = 0; $x < count($params['texts']); $x ++) {
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$s .= '<dl><dt>' . $params['texts'][$x] . '</dt><dd>' . $params['icons'][$x] . '</dd></dl>';
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}
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}
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else {
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$params['string'] = preg_replace_callback('/<(3+)/','self::preg_heart',$params['string']);
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$s = str_replace($params['texts'],$params['icons'],$params['string']);
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}
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$s = preg_replace_callback('/<pre>(.*?)<\/pre>/ism','self::smile_decode',$s);
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$s = preg_replace_callback('/<code>(.*?)<\/code>/ism','self::smile_decode',$s);
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return $s;
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}
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private function smile_encode($m) {
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return(str_replace($m[1],base64url_encode($m[1]),$m[0]));
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}
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private function smile_decode($m) {
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return(str_replace($m[1],base64url_decode($m[1]),$m[0]));
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}
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/**
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* @brief expand <3333 to the correct number of hearts
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*
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* @param string $x
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* @return string
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*/
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private function preg_heart($x) {
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if(strlen($x[1]) == 1)
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return $x[0];
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$t = '';
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for($cnt = 0; $cnt < strlen($x[1]); $cnt ++)
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$t .= '<img class="smiley" src="' . app::get_baseurl() . '/images/smiley-heart.gif" alt="<3" />';
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$r = str_replace($x[0],$t,$x[0]);
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return $r;
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}
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}
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