一 什么是emoji
emoji就是表情符号；词义来自日语（えもじ，e-moji，moji在日语中的含义是字符）
表情符号现已普遍应用于手机短信和网络聊天软件。
emoji表情符号，在外国的手机短信里面已经是很流行使用的一种表情。
在国内的微信和微信中也被采用。
emoji 全编码表：
punchdrunker.github.com/iosemoji/table_html/flower.html
code.iamcal.com/php/emoji/
<?php include('emoji.php'); # browser sniffing tells us that a docomo phone
# submitted this text
$clean_text = emoji_docomo_to_unified($_post[message]); ... # now we want to show it in a desktop browser
$html = emoji_unified_to_html($clean_text);?>
回复代码如下所示：
<?php/*
方倍工作室 http://www.fangbei.org/
copyright 2015 all rights reserved*/define("token", "weixin");$wechatobj = new wechatcallbackapitest();if (!isset($_get['echostr'])) { $wechatobj->responsemsg();
}else{ $wechatobj->valid();
}class wechatcallbackapitest
{ //验证签名
public function valid()
{ $echostr = $_get["echostr"]; $signature = $_get["signature"]; $timestamp = $_get["timestamp"]; $nonce = $_get["nonce"]; $token = token; $tmparr = array($token, $timestamp, $nonce); sort($tmparr, sort_string); $tmpstr = implode($tmparr); $tmpstr = sha1($tmpstr); if($tmpstr == $signature){ header('content-type:text'); echo $echostr; exit;
}
} //响应消息
public function responsemsg()
{ $poststr = $globals["http_raw_post_data"]; if (!empty($poststr)){ $this->logger("r \r\n".$poststr); $postobj = simplexml_load_string($poststr, 'simplexmlelement', libxml_nocdata); $rx_type = trim($postobj->msgtype);
//消息类型分离
switch ($rx_type)
{ case "event": $result = $this->receiveevent($postobj); break; case "text": $result = $this->receivetext($postobj); break;
default: $result = "unknown msg type: ".$rx_type; break;
} $this->logger("t \r\n".$result); echo $result;
}else { echo ""; exit;
}
} //接收事件消息
private function receiveevent($object)
{ $content = ""; switch ($object->event)
{ case "subscribe": $content = "欢迎关注方倍工作室 "; break; case "unsubscribe": $content = "取消关注"; break; case "click": switch ($object->eventkey)
{ case "company": $content = array(); $content[] = array("title"=>"方倍工作室", "description"=>"", "picurl"=>"http://discuz.comli.com/weixin/weather/icon/cartoon.jpg", "url" =>"http://m.cnblogs.com/?u=txw1958"); break; default: $content = "点击菜单：".$object->eventkey; break;
} break; default: $content = "receive a new event: ".$object->event; break;
} if(is_array($content)){ if (isset($content[0]['picurl'])){ $result = $this->transmitnews($object, $content);
}else if (isset($content['musicurl'])){ $result = $this->transmitmusic($object, $content);
}
}else{ $result = $this->transmittext($object, $content);
} return $result;
} //接收文本消息
private function receivetext($object)
{ $keyword = trim($object->content); //多客服人工回复模式
if (strstr($keyword, "请问在吗") || strstr($keyword, "在线客服")){ $result = $this->transmitservice($object); return $result;
} //自动回复模式
if (strstr($keyword, "文本")){ $content = "这是个文本消息";
}else if (strstr($keyword, "表情")){ $content = "中国：".$this->bytes_to_emoji(0x1f1e8).$this->bytes_to_emoji(0x1f1f3)."\n仙人掌：".$this->bytes_to_emoji(0x1f335);
}else if (strstr($keyword, "单图文")){ $content = array(); $content[] = array("title"=>"单图文标题", "description"=>"单图文内容", "picurl"=>"http://discuz.comli.com/weixin/weather/icon/cartoon.jpg", "url" =>"http://m.cnblogs.com/?u=txw1958");
}else if (strstr($keyword, "图文") || strstr($keyword, "多图文")){ $content = array(); $content[] = array("title"=>"多图文1标题", "description"=>"", "picurl"=>"http://discuz.comli.com/weixin/weather/icon/cartoon.jpg", "url" =>"http://m.cnblogs.com/?u=txw1958"); $content[] = array("title"=>"多图文2标题", "description"=>"", "picurl"=>"http://d.hiphotos.bdimg.com/wisegame/pic/item/f3529822720e0cf3ac9f1ada0846f21fbe09aaa3.jpg", "url" =>"http://m.cnblogs.com/?u=txw1958"); $content[] = array("title"=>"多图文3标题", "description"=>"", "picurl"=>"http://g.hiphotos.bdimg.com/wisegame/pic/item/18cb0a46f21fbe090d338acc6a600c338644adfd.jpg", "url" =>"http://m.cnblogs.com/?u=txw1958");
}else if (strstr($keyword, "音乐")){ $content = array(); $content = array("title"=>"最炫民族风", "description"=>"歌手：凤凰传奇", "musicurl"=>"http://121.199.4.61/music/zxmzf.mp3", "hqmusicurl"=>"http://121.199.4.61/music/zxmzf.mp3");
}else{ $content = date("y-m-d h:i:s",time())."\nopenid：".$object->fromusername."\n技术支持 方倍工作室"; // $content = ""; } if(is_array($content)){ if (isset($content[0])){ $result = $this->transmitnews($object, $content);
}else if (isset($content['musicurl'])){ $result = $this->transmitmusic($object, $content);
}
}else{ $result = $this->transmittext($object, $content);
} return $result;
} //回复文本消息
private function transmittext($object, $content)
{ if (!isset($content) || empty($content)){ return "";
} $xmltpl = "<xml>
<tousername><![cdata[%s]]></tousername>
<fromusername><![cdata[%s]]></fromusername>
<createtime>%s</createtime>
<msgtype><![cdata[text]]></msgtype>
<content><![cdata[%s]]></content>
</xml>"; $result = sprintf($xmltpl, $object->fromusername, $object->tousername, time(), $content); return $result;
} //回复图文消息
private function transmitnews($object, $newsarray)
{ if(!is_array($newsarray)){ return "";
} $itemtpl = " <item>
<title><![cdata[%s]]></title>
<description><![cdata[%s]]></description>
<picurl><![cdata[%s]]></picurl>
<url><![cdata[%s]]></url>
</item>"; $item_str = ""; foreach ($newsarray as $item){ $item_str .= sprintf($itemtpl, $item['title'], $item['description'], $item['picurl'], $item['url']);
} $xmltpl = "<xml>
<tousername><![cdata[%s]]></tousername>
<fromusername><![cdata[%s]]></fromusername>
<createtime>%s</createtime>
<msgtype><![cdata[news]]></msgtype>
<articlecount>%s</articlecount>
<articles>$item_str </articles>
</xml>"; $result = sprintf($xmltpl, $object->fromusername, $object->tousername, time(), count($newsarray)); return $result;
} //回复音乐消息
private function transmitmusic($object, $musicarray)
{ if(!is_array($musicarray)){ return "";
} $itemtpl = "<music>
<title><![cdata[%s]]></title>
<description><![cdata[%s]]></description>
<musicurl><![cdata[%s]]></musicurl>
<hqmusicurl><![cdata[%s]]></hqmusicurl>
</music>"; $item_str = sprintf($itemtpl, $musicarray['title'], $musicarray['description'], $musicarray['musicurl'], $musicarray['hqmusicurl']); $xmltpl = "<xml>
<tousername><![cdata[%s]]></tousername>
<fromusername><![cdata[%s]]></fromusername>
<createtime>%s</createtime>
<msgtype><![cdata[music]]></msgtype> $item_str</xml>"; $result = sprintf($xmltpl, $object->fromusername, $object->tousername, time()); return $result;
} //字节转emoji表情
function bytes_to_emoji($cp)
{ if ($cp > 0x10000){ # 4 bytes
return chr(0xf0 | (($cp & 0x1c0000) >> 18)).chr(0x80 | (($cp & 0x3f000) >> 12)).chr(0x80 | (($cp & 0xfc0) >> 6)).chr(0x80 | ($cp & 0x3f));
}else if ($cp > 0x800){ # 3 bytes
return chr(0xe0 | (($cp & 0xf000) >> 12)).chr(0x80 | (($cp & 0xfc0) >> 6)).chr(0x80 | ($cp & 0x3f));
}else if ($cp > 0x80){ # 2 bytes
return chr(0xc0 | (($cp & 0x7c0) >> 6)).chr(0x80 | ($cp & 0x3f));
}else{ # 1 byte
return chr($cp);
}
} //日志记录
private function logger($log_content)
{ if(isset($_server['http_appname'])){ //sae
sae_set_display_errors(false);
sae_debug($log_content);
sae_set_display_errors(true);
}else if($_server['remote_addr'] != "127.0.0.1"){ //local
$max_size = 1000000; $log_filename = "log.xml"; if(file_exists($log_filename) and (abs(filesize($log_filename)) > $max_size)){unlink($log_filename);} file_put_contents($log_filename, date('y-m-d h:i:s')." ".$log_content."\r\n", file_append);
}
}
}?>
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以上就是微信开发emoji表情的实例教程的详细内容。