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标题: PHP - Html Transfer Code [打印本页]

作者: yj1281 时间: 2018-2-14 09:46



PHP - Html Transfer Code
超文本转换码，市面上这东西已经很滥（多）了，不过是这几天自己实践了一下~~~~
支持多重嵌套和同标签嵌套，混合高亮显示（还有一点小问题）
自我感觉便于修改和扩充~~~~~~~~~~~
"\\1",
            "I"             => "\\1",
            "U"             => "\\1",
            "CENTER"       => "\\1\n",
            "URL"             => "\\1",
            "EMAIL"             => "\\1",
            "IMAGE"             => "

parseInt(this.offsetParent.offsetWidth))?this.offsetParent.offsetWidth

rg_w' onclick='window.open(this.src)' style='cursor:pointer' />

\n",
            "DOWNLOAD"       => "exec:get_dl_html('\\1')",
            "LIST"             => "exec:get_list_html('\\1')",
            "QUOTE"             => "

引用：

\\1

\n",
"IFRAME" => "

\n",
"MOVE" => "\\1\n",
"GLOW" => "

\\1

\n",
"SHADOW" => "

\\1

\n",
"DROPSHADOW" => "

\\1

\n",
            "GBMUSIC"       => "\n",
            "MUSIC"             => "
[TR][TD]

Download The Music[/TD][/TR]
\n",
            "FLASH"             => "
\n",
            "SHOCKWAVE"       => "
\n",
            "QUICKTIME"       => "

Download The Movie
\n",
            "REALPLAYER"       => "
[TR][TD]

Download The Movie[/TD][/TR]
\n",
            "MEDIAPLAYER"       => "

Download The Movie
\n",
            "VOTE"             => "exec:get_vote_html('\\1')",
            );
$htc_list_att = array(
            "ALIGN"             => "\\2\n",
            "URL"             => "\\2",
            "EMAIL"             => "\\2",
            "IMAGE"             => "

parseInt(this.offsetParent.offsetWidth))?this.offsetParent.offsetWidthrg_w;' onclick='window.open(this.src)' style='cursor:pointer' />

\n",
            "FONTFACE"       => "\\2",
            "FONTSIZE"       => "\\2",
            "FONTCOLOR"       => "\\2",
            "DOWNLOAD"       => "exec:get_dl_html('\\1', '\\2')",
            "LIST"             => "exec:get_list_html('\\2','\\1')",
            "ATTACH"       => "exec:get_attach_html('\\2', '\\1')",
            "VOTE"             => "exec:get_vote_html('\\1','\\2')",
            );
$htc_list_spl = array(
            "HP"             => "exec:get_highlight_html('\\1', 'php')",
            "CSS"             => "exec:get_highlight_html('\\1', 'css')",
            "HTML"             => "exec:get_highlight_html('\\1', 'html')",
            "SCRIPT"       => "exec:get_highlight_html('\\1', 'script')",
            "CODE"             => "exec:get_code_html('\\1')",
            "EXECUTE"       => "\\1",
            );
function get_highlight_html($str, $type = "php") {
      $type = strtolower($type);
      $type_func = $type."_highlight";
      $type = strtoupper($type);
      $result = "";
      if(!function_exists($type_func)) $type_func = "php_highlight";
      $result .= "
      高亮显示
{$type}
代码：

      ".$type_func($str)."

      ".($type=="HTML"?"":"")."



      ";
      return $result;
}
function php_highlight($str) {
      $str = str_replace("\\\"","\"",$str);
      return highlight_string($str, true);
}
function css_highlight($str, $nl = true) {
      $color_1 = "red";
      $color_2 = "green";
      $color_3 = "blue";
      $str = str_replace("\\\"","\"",$str);
      $str = str_replace("\r", "", $str);
      preg_match_all("/[\\\*\.\w#: ]+\{[^\{\}]+\}/", $str, $arr_css);
      $arr_css = $arr_css[0];
      for($i=0; $i0)
                              $unit .= " " . preg_replace("/\s*([\w\-]+)\s*:\s*(.*)/e", "'
[color=]\\1
:
[color=]'.htmlspecialchars('\\2').'
; '", $unit_list[$j]) . ($nl?"
\n":"\n");
            }
            $arr_css[$i] = $head . $unit . "
[color=]}
";
      }
      return join(($nl?"\n
\n":"\n\n"), $arr_css);
}
function script_highlight_note($str, $mode = true) {
      $color_note = "gray";
      $str = str_replace("\\\"","\"",$str);
      $str = preg_replace("/(.*)/isU", "\\1", $str);
      $str = $mode?"/*{$str}*/":"//{$str}";
      return "
[color=]{$str}
";
}
function script_highlight($str, $nl = true) {
      $color_1 = "red";
      $color_2 = "blue";
      $color_3 = "brown";
      $color_4 = "green";
      $str = str_replace("\\\"","\"",$str);
      $str = htmlspecialchars($str);
      $str = str_replace("=","&equal;",$str);
      $str = str_replace("|","&vertical;",$str);
      $keywords = array(
                     "{$color_1}"       => array("null", "true", "false", "NaN"),
                     "{$color_2}"       => array("var", "for", "if", "else", "switch", "case", "function", "loop", "continue", "break", "", "!&equal;", "&equal;&equal;", "&equal;", "&&", "&vertical;&vertical;"),
                     "{$color_3}"       => array("window", "self", "this", "event", "document", "opener", "Navigator", "Math", "Array", "String", "Object", "Function", "Number"),
                     );
      foreach($keywords as $key => $value) {
            for($i=0; $i\\1\\2\\3\\4\\3", $att_list[$i]);
      }
      return str_replace("|:s:|", " ", join(" ", $att_list));
}
function html_highlight($str) {
      $color_1 = "red";
      $color_2 = "blue";
      $color_3 = "gray";
      $str = str_replace("\\\"","\"",$str);
      preg_match_all("/'", $arr_script[$i]);
      }
      $str = preg_replace("/(]*>)(.*)()/ieU" ,"'\\1'.htmlspecialchars('\\2').'\\3'", $str);
      $str = preg_replace("//seU" ,"''", $str);
      $str = preg_replace("/]*)>(.*)/isU" ,"\\2", $str);
      $str = preg_replace("//ise" ,"''", $str);
      $str = preg_replace("//i" ,"", $str);
      $str = preg_replace("//sU" ,"", $str);
      $str = preg_replace("/]*)>(.*)/iseU" ,"'
'.css_highlight(str_replace('\\\"','\"','\\2'), false).'
'", $str);
      for($i=0; $i", "", $str);
      $str = str_replace("", "", $str);
      $str = str_replace(" >", ">", $str);
      $str = str_replace("  ","  ",$str);
      $str = str_replace("\t"," ",$str);
      return nl2br($str);
}
function get_file_pic($filename) {
      global $root_path;
      $ext = str_replace(".","",strrchr($filename,"."));
      $pic = $root_path."images/mime_type/{$ext}.gif";
      return file_exists($pic)?"$pic"root_path."images/mime_type/attch.gif";
}
function get_dl_html($filename, $str = "") {
      return "

".(empty($str)?basename($filename) $\"\"$ str)."";
}
function get_attach_html($filename, $id) {
      return "

$filename";
}
function get_vote_html($vote_idx, $message = ""){
      global $db_host, $db_user, $db_pass, $db_name;
      $db = new DB_Manager($db_host, $db_user, $db_pass);
      $db->Connect();
      $db->SelectDB($db_name);
      $db->Query("select * from mnms_poll where id=".$vote_idx);
      $record = $db->GetRS();
      $str = "";
      $db->close();
      unset($db);
      if($record) {
            $username = "dummy";
            $if_vote = !(strpos($record[vote_user], "|{$username}|")===false)
strpos($record[vote_user], "|".GetIp()."|");
            $str .= "

                        ".(empty($message)?$record[vote_title]message)."

                        ";
            $vote_list = split("::",$record[vote_list]);
            $vote_count = split("::",$record[vote_count]);
            $vote_users = count(split("\n", $record[vote_user])) - 1;
            $vote_sum = array_sum($vote_count);
            $str .= "
                           目前共有
{$vote_users}
人参与了本投票 ";
            if($vote_sum==0) $vote_sum = 1;
            for($i=0; $i
                     ";
      }
      return $str;
}
function get_code_html($str) {
      $str = str_replace("\\\"","\"",$str);
      return "
      [table]
      ".htmlspecialchars($str)."



         （提示:可以先修改部分代码）
      ";
}
function get_list_html($content, $type = "") {
      $content = preg_replace("/(
)?[\r\n]+/", "\n", $content);
      $content = preg_replace("/[\r\n]+/", "\n", $content);
      $content = preg_replace("/^[\n]*(.*)[\n]*$/m", "\\1", $content);
      $content = str_replace("\n", "
", $content);
      $content = "
$content\n";
      return $content;
}
function html_trans($str) {
      $search  = array("&",             "'",             "\"",             "",       "  ",             "\t");
      $replace = array("&",       "'",       """,       "",       "  ",       " ");
      return nl2br(str_replace($search, $replace, $str));
}
function link_url($str) {
      $str = preg_replace("/((http|ftp|mms|rtsp|pnm|mailto):\/\/[\w@:\.\/\?=&;#\-%]+)/i", "\\1", $str);
      $str = preg_replace("/(\w+@(\w+\.)+[\w]{2,3})/i", "\\1", $str);
      $str = preg_replace("/(href|src)='[^'/iU", "\\1=\\2", $str);
      return $str;
}
function htc2html_loop($str) {
      global $htc_list, $htc_list_att;
      foreach($htc_list as $key => $value) {
            if(substr($value,0,5)=="exec:"){
                     $str = preg_replace("/\[$key\]((.(?!\[$key(\s?=\s?([^\]]+))?\]))*)\[\/$key\]/iexsU", substr($value,5), $str);
            } else {
                     $str = preg_replace("/\[$key\]((.(?!\[$key(\s?=\s?([^\]]+))?\]))*?)\[\/$key\]/ixsU", "$value", $str);
            }
      }
      foreach($htc_list_att as $key => $value) {
            if(substr($value,0,5)=="exec:"){
                     $str = preg_replace("/\[$key\s?=\s?([^\]]+)\]((.(?!\[$key(\s?=\s?([^\]]+))?\]))*)\[\/$key\]/iesxU", substr($value,5), $str);
            } else {
                     $str = preg_replace("/\[$key\s?=\s?([^\]]+)\]((.(?!\[$key(\s?=\s?([^\]]+))?\]))*)\[\/$key\]/isxU", "$value", $str);
            }
      }
      return $str;
}
function htc2html($str, $trans_url = true , $loop = 3) {
      global $htc_list_spl;
      $str = preg_replace("/(\[\w+\])\s*/ixs","\\1",$str);
      $str = preg_replace("/\s*(\[\/\w+\])/ixs","\\1",$str);
      foreach($htc_list_spl as $key => $value) {
            preg_match_all("/\[$key\](.*)\[\/$key\]/ixsU", $str, $arr_tmp);
            $arr_spl[$key] = $arr_tmp[0];
            for($i=0; $i 0) {
            if(!preg_match("/\[(\w+)(\s?=\s?([^\]]+))?\](.*)\[\/\\1\]/isU", $str)) break;
            $str = htc2html_loop($str);
      }
      if($trans_url) $str = link_url($str);
      foreach($htc_list_spl as $key => $value) {
            for($i=0; $i
使用方法：
echo htc2html($str);
OK 了~~~~~~~~






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