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PHP - Html Transfer Code

发布时间:2006-10-09 作者: 来源:转载
PHP-HtmlTransferCode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~~~~~~~~~~~

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~~~~~~~~~~~

/**************************************************

* *

* Name : Functions 4 Html Transfer Code (HTC)*

* Version : 1.3.2 *

* Author: Windy_sk *

* Create: 2003-09-03 *

* Modified: 2003-12-17 *

* Email : windy_sk@126.com *

* HomePage: None (Maybe Soon) *

* Notice: U Can Use & Modify it freely, *

* BUT PLEASE HOLD THIS ITEM. *

* *

**************************************************/

$htc_list = array(

"B" => "1",

"I" => "1",

"U" => "1",

"CENTER" => "

1
n",

"URL" => "1",

"EMAIL" => "1",

"IMAGE" => "

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" => "

Download The Music

n",

"FLASH" => "

n",

"SHOCKWAVE" => "

n",

"QUICKTIME" => "

Download The Movie

n",

"REALPLAYER" => "

Download The Movie

n",

"MEDIAPLAYER" => "

Download The Movie

n",

"VOTE" => "exec:get_vote_html('1')",

);

$htc_list_att = array(

"ALIGN" => "

2
n",

"URL" => "2",

"EMAIL" => "2",

"IMAGE" => "

1

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(

"PHP" => "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; $i<count($arr_css); $i++) {

$head = preg_replace("/([*.w#: ]+{)[^{}]+}/", "1".($nl?"

n":""), $arr_css[$i]);

$unit = preg_replace("/[*.w#: ]+{([^{}]+)}/", "1", $arr_css[$i]);

$unit_list = preg_split("/;s*/", $unit);

$unit = "n";

for($j=0; $j<count($unit_list); $j++) {

if(strlen($unit_list[$j])>0)

$unit .= " " . preg_replace("/s*([w-]+)s*:s*(.*)/e", "'1 : '.htmlspecialchars('2').' ; '", $unit_list[$j]) . ($nl?"

n":"n");

}

$arr_css[$i] = $head . $unit . "}";

}

return join(($nl?"n

n":"nn"), $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 "{$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; $i<count($value); $i++) {

$str = preg_replace("/(W)(".$value[$i].")(W)/", "123", $str);

}

}

$str = preg_replace("/(.|s)([a-z]+)(/i" ,"12(", $str);

$str = preg_replace("/.(w+)(?!()/i" ,".1", $str);

$str = preg_replace("///([^n]*)n/e" ,"script_highlight_note('1', false)", $str);

$str = preg_replace("//*(.*?)*//es" ,"script_highlight_note('1')", $str);

$str = str_replace("t", " ", $str);

$str = str_replace("&equal;","=",$str);

$str = str_replace("&vertical;","|",$str);

return $nl?nl2br($str):$str;

}

function html_highlight_attr($att) {

$color_1 = "red";

$color_2 = "brown";

$color_3 = "black";

$att = str_replace(""",""",$att);

$att = preg_replace("/=s*('|")([^'"]+)1/eU","'=1'.preg_replace('/s+/','|:s:|','2').'1'",$att);

$att = str_replace(""",""",$att);

$att .= " ";

preg_match_all("/[a-z:/-]+(=(['"]?).*[^]{1}2?)?s+/iU", $att, $att_list);

$att_list = $att_list[0];

for($i=0; $i<count($att_list); $i++) {

if(empty($att_list[$i])) continue;

$att_list[$i] = trim($att_list[$i]);

$att_list[$i] = preg_replace("/([^=]+)([=]?)(['"]?)(.*)(3)/", "12343", $att_list[$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("/]*)>(.*)/isU", $str, $arr_tmp);

$arr_script = $arr_tmp[0];

for($i=0; $i<count($arr_script); $i++) {

$str = str_replace($arr_script[$i], "

::script_{$i}::

", $str);

$arr_script[$i] = preg_replace("/]*)>(.*)/iseU", "''", $arr_script[$i]);

}

$str = preg_replace("/(]*>)(.*)()/ieU" ,"'1'.htmlspecialchars('2').'3'", $str);

$str = preg_replace("//seU" ,"''", $str);

$str = preg_replace("/]*)>(.*)/isU" ,"2", $str);

$str = preg_replace("/<([a-z:]+)s*(.*?)( /|/)?>/ise" ,"'<1 '.html_highlight_attr('2').'3>'", $str);

$str = preg_replace("/<(/[a-z:]+)>/i" ,"<1>", $str);

$str = preg_replace("/<(!--.*--)>/sU" ,"<1>", $str);

$str = preg_replace("/]*)>(.*)/iseU" ,"''", $str);

for($i=0; $i<count($arr_script); $i++) {

$str = str_replace("

::script_{$i}::

", $arr_script[$i], $str);

}

$str = str_replace("", "", $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 .= "

";

if($vote_sum==0) $vote_sum = 1;

for($i=0; $i<count($vote_list); $i++) {

$str .= "

n";

}

$str .= "

";

$str .= "

目前共有 {$vote_users} 人参与了本投票
".($if_vote?"► ":"").htmlspecialchars($vote_list[$i])." 占总票数的 ".ceil((int)$vote_count[$i]*100/$vote_sum)."%

".($if_vote?"您已经投过票了!":" ")."

";

}

return $str;

}

function get_code_html($str) {

$str = str_replace(""",""",$str);

return "

(提示:可以先修改部分代码)

";

}

function get_list_html($content, $type = "") {

$content = preg_replace("/(

)?[rn]+/", "n", $content);

$content = preg_replace("/[rn]+/", "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:"){

    $str = preg_replace("/[$keys?=s?([^]]+)]((.(?![$key(s?=s?([^]]+))?]))*)[/$key]/iesxU", substr($value,5), $str);

    } else {

    $str = preg_replace("/[$keys?=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; $i<count($arr_spl[$key]); $i++) {

    $str = str_replace($arr_spl[$key][$i], "

    ::{$key}_{$i}::

    ", $str);

    if(substr($value,0,5)=="exec:"){

    $arr_spl[$key][$i] = preg_replace("/[$key](.*)[/$key]/iexsU", substr($value,5), $arr_spl[$key][$i]);

    } else {

    $arr_spl[$key][$i] = preg_replace("/[$key](.*)[/$key]/ixsU", "$value", $arr_spl[$key][$i]);

    }

    }

    }

    $str = html_trans($str);

    while($loop-- > 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; $i<count($arr_spl[$key]); $i++) {

    $str = str_replace("

    ::{$key}_{$i}::

    ", $arr_spl[$key][$i], $str);

    }

    }

    return $str;

    }

    ?>

    使用方法:

    echo htc2html($str);

    OK 了~~~~~~~~

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