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PHP源码学习：站内搜索HTML版
发表于：2007-07-01来源：作者：点击数：
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? php //require("config.inc.php"); functionget_msg(＄path){ global＄key,＄i; ＄handle=opendir(＄path); while(＄filename=readdir(＄handle)){ //echo＄path."/".＄filename."br"; ＄newpath=＄path."/".＄filename; ＄check_type=preg_match("/\.html
| <?php //require("config.inc.php"); function get_msg(＄path) { global ＄key, ＄i; ＄handle = opendir(＄path); while (＄filename = readdir(＄handle)) { //echo ＄path."/".＄filename."<br>"; ＄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 "<BR><BR><BR>".＄newpath."<BR><BR><BR>"; 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", "<FONT SIZE=\"2\" COLOR=\"red\">＄key</FONT>", ＄res[0]); ＄i++; ＄link = ＄newpath; print "<a href=\"＄link\">＄filename</a><BR>"; print ＄res[0]."<BR><br>"; } }else { echo "请输入关键词"; exit; } } ＄i = get_msg("."); echo "<BR><BR>".＄i."<BR><BR><BR>"; ?> |
