PHP源码学习：站内搜索HTML版_PHP教程_编程技术--HTML5中文学习网

PHP源码学习：站内搜索HTML版_PHP教程_编程技术

2013-12-20 12:59:20 [小大] 已经帮助：人解决问题

<?php
//require("config.inc.php");

function get_msg(＄path) {
global ＄key, ＄i;
＄handle = opendir(＄path);
while (＄filename = readdir(＄handle)) {
//echo ＄path."/".＄filename." ";
＄newpath = ＄path."/".＄filename;
＄check_type = preg_match("//.html?＄/", ＄filename);
if (is_file(＄newpath) && ＄check_type) {
＄fp = fopen(＄newpath, "r");
＄msg = fread(＄fp, filesize(＄newpath));
fclose(＄fp);
match_show(＄key, ＄msg, ＄newpath, ＄filename);
}
if (is_dir(＄path."/".＄filename) && (＄filename != ".") && (＄filename != "..")) {
//echo " ".＄newpath." ";
get_msg(＄path."/".＄filename);
}
}
closedir(＄handle);
return ＄i;
}

function match_show(＄key, ＄msg, ＄newpath, ＄filename) {
global ＄key, ＄i;
＄key = chop(＄key);
if (＄key) {
＄msg = preg_replace("/<style>.+<//style>/is", "", ＄msg);
＄msg = str_replace(" ", "", ＄msg);
＄msg = preg_replace("/<[^>]+>/", "", ＄msg);
＄value = preg_match("/.*＄key.*/i", ＄msg, ＄res);
if (＄value) {
＄res[0] = preg_replace("/＄key/i", "＄key", ＄res[0]);
＄i++;
＄link = ＄newpath;
print "<a href=/"＄link/">＄filename</a> ";
print ＄res[0]." ";
}
}else {
echo "请输入关键词";
exit;
}
}
＄i = get_msg(".");
echo " ".＄i." ";

?>

（责任编辑：）