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313 lines
7.7 KiB
313 lines
7.7 KiB
<?php
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//区位码
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function SearchReturnQwm($t){
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return sprintf("%02d%02d",ord($t[0])-160,ord($t[1])-160);
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}
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//转换字符串
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function SearchReturnSaveStr($str){
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//所有汉字后添加ASCII的0字符,此法是为了排除特殊中文拆分错误的问题
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$str=preg_replace("/[\x80-\xff]{2}/","\\0".chr(0x00),$str);
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//拆分的分割符
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$search = array(",", "/", "\\", ".", ";", ":", "\"", "!", "~", "`", "^", "(", ")", "?", "-", "\t", "\n", "'", "<", ">", "\r", "\r\n", "$", "&", "%", "#", "@", "+", "=", "{", "}", "[", "]", "：", "）", "（", "．", "。", "，", "！", "；", "“", "”", "‘", "’", "〔", "〕", "、", "—", " ", "《", "》", "－", "…", "【", "】",);
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//替换所有的分割符为空格
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$str = str_replace($search,' ',$str);
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//用正则匹配半角单个字符或者全角单个字符,存入数组$ar
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preg_match_all("/[\x80-\xff]?./",$str,$ar);$ar=$ar[0];
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//去掉$ar中ASCII为0字符的项目
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for($i=0;$i<count($ar);$i++)
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{
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if($ar[$i]!=chr(0x00))
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{
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$ar_new[]=$ar[$i];
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}
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}
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$ar=$ar_new;
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unset($ar_new);
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$oldsw=0;
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//把连续的半角存成一个数组下标,或者全角的每2个字符存成一个数组的下标
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for($ar_str='',$i=0;$i<count($ar);$i++)
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{
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$sw=strlen($ar[$i]);
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if($i>0 and $sw!=$oldsw)
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{
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$ar_str.=" ";
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}
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if($sw==1)
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{
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$ar_str.=$ar[$i];
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}
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else
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{
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if(strlen($ar[$i+1])==2)
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{
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$ar_str.=SearchReturnQwm($ar[$i]).SearchReturnQwm($ar[$i+1]).' ';
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}
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elseif($oldsw==1 or $oldsw==0)
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{
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$ar_str.=SearchReturnQwm($ar[$i]);
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}
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}
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$oldsw=$sw;
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}
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//去掉连续的空格
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$ar_str=trim(preg_replace("# {1,}#i"," ",$ar_str));
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//返回拆分后的结果
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return $ar_str;
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}
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//全站搜索去除html
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function ClearSearchAllHtml($value){
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$value=str_replace(array("\r\n"," ","[!--empirenews.page--]","[/!--empirenews.page--]"),array("","","",""),$value);
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$value=strip_tags($value);
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$value=trim($value,"\r\n");
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$value=SearchAllChangeChar($value);//转编码
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return $value;
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}
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//转换编码
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function SearchAllChangeChar($value){
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global $ecms_config,$char,$targetchar,$iconv;
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if($ecms_config['sets']['pagechar']!='gb2312')
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{
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$value=$iconv->Convert($char,$targetchar,$value);
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}
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return $value;
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}
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//导入数据
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function LoadSearchAll($lid,$start,$userid,$username){
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global $empire,$dbtbpre,$class_r,$fun_r,$public_r,$emod_r;
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$lid=(int)$lid;
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if(empty($lid))
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{
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printerror('ErrorUrl','');
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}
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$lr=$empire->fetch1("select tbname,titlefield,infotextfield,loadnum,lastid from {$dbtbpre}enewssearchall_load where lid='$lid'");
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if(empty($lr['tbname']))
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{
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printerror('ErrorUrl','');
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}
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//不导入栏目
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$pr=$empire->fetch1("select schallnotcid from {$dbtbpre}enewspublic limit 1");
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$line=$lr['loadnum'];
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if(empty($line))
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{
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$line=300;
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}
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$start=(int)$start;
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if($start<$lr['lastid'])
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{
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$start=$lr['lastid'];
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}
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//字段
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$selectdtf='';
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$selectf='';
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$savetxtf='';
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$fsql=$empire->query("select tid,f,savetxt,tbdataf from {$dbtbpre}enewsf where (f='$lr[titlefield]' or f='$lr[infotextfield]') and tbname='$lr[tbname]' limit 2");
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while($fr=$empire->fetch($fsql))
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{
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if($fr['tbdataf'])
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{
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$selectdtf.=','.$fr[f];
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}
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else
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{
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$selectf.=','.$fr[f];
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}
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if($fr['savetxt'])
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{
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$savetxtf=$fr[f];
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}
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}
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$b=0;
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$sql=$empire->query("select id,stb,classid,isurl,newstime".$selectf." from {$dbtbpre}ecms_".$lr['tbname']." where id>$start order by id limit ".$line);
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while($r=$empire->fetch($sql))
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{
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$b=1;
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$newstart=$r['id'];
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if($r['isurl'])
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{
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continue;
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}
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if(empty($class_r[$r[classid]]['tbname']))
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{
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continue;
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}
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if(strstr($pr['schallnotcid'],','.$r[classid].','))
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{
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continue;
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}
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//重复
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$havenum=$empire->gettotal("select count(*) as total from {$dbtbpre}enewssearchall where id='$r[id]' and classid='$r[classid]' limit 1");
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if($havenum)
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{
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continue;
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}
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//副表
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if($selectdtf)
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{
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$finfor=$empire->fetch1("select id".$selectdtf." from {$dbtbpre}ecms_".$lr['tbname']."_data_".$r[stb]." where id='$r[id]'");
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$r=array_merge($r,$finfor);
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}
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//存文本
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if($savetxtf)
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{
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$r[$savetxtf]=GetTxtFieldText($r[$savetxtf]);
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}
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$infotext=$r[$lr[infotextfield]];
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$title=$r[$lr[titlefield]];
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$infotime=$r[newstime];
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$title=SearchReturnSaveStr(ClearSearchAllHtml(stripSlashes($title)));
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$infotext=SearchReturnSaveStr(ClearSearchAllHtml(stripSlashes($infotext)));
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$empire->query("insert into {$dbtbpre}enewssearchall(sid,id,classid,title,infotime,infotext) values(NULL,'$r[id]','$r[classid]','".addslashes($title)."','$infotime','".addslashes($infotext)."');");
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}
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if(empty($b))
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{
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$lasttime=time();
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if(empty($newstart))
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{
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$newstart=$start;
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}
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$empire->query("update {$dbtbpre}enewssearchall_load set lasttime='$lasttime',lastid='$newstart' where lid='$lid'");
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echo "<link rel=\"stylesheet\" href=\"../../data/images/css.css\" type=\"text/css\"><center><b>".$lr['tbname'].$fun_r[LoadSearchAllIsOK]."</b></center>";
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db_close();
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$empire=null;
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exit();
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}
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echo"<link rel=\"stylesheet\" href=\"../../data/images/css.css\" type=\"text/css\"><meta http-equiv=\"refresh\" content=\"0;url=LoadSearchAll.php?enews=LoadSearchAll&lid=$lid&start=$newstart".hReturnEcmsHashStrHref(0)."\">".$fun_r[OneLoadSearchAllSuccess]."(ID:<font color=red><b>".$newstart."</b></font>)";
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exit();
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}
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//返回搜索SQL
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function ReturnSearchAllSql($add){
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global $public_r,$class_r;
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//关闭
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if(empty($public_r['openschall']))
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{
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printerror("SchallClose",'',1);
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}
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//关键字
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$keyboard=RepPostVar2($add['keyboard']);
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if(!trim($keyboard))
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{
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printerror('EmptySchallKeyboard','',1);
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}
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$strlen=strlen($keyboard);
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if($strlen<$public_r['schallminlen']||$strlen>$public_r['schallmaxlen'])
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{
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printerror('SchallMinKeyboard','',1);
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}
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$returnr['keyboard']=ehtmlspecialchars($keyboard);
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$returnr['search']="&keyboard=".$keyboard;
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//字段
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$field=(int)$add['field'];
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if($field)
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{
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$returnr['search'].="&field=".$field;
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}
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if($field==1)//标题和全文
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{
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if($public_r['schallfield']!=1)
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{
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printerror('SchallNotOpenTitleText','',1);
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}
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$sf="title,infotext";
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}
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elseif($field==2)//标题
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{
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if($public_r['schallfield']==3)
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{
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printerror('SchallNotOpenTitle','',1);
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}
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$sf="title";
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}
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elseif($field==3)//全文
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{
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if($public_r['schallfield']==2)
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{
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printerror('SchallNotOpenText','',1);
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}
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$sf="infotext";
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}
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else
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{
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$sf=ReturnSearchAllField(0);
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}
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$where='';
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//栏目
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$classid=RepPostVar($add['classid']);
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if($classid)
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{
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$returnr['search'].="&classid=".$classid;
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if(strstr($classid,","))//多栏目
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{
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$son_r=sys_ReturnMoreClass($classid,1);
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$where.='('.$son_r[1].') and ';
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}
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else
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{
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$classid=(int)$classid;
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$where.=$class_r[$classid][islast]?"classid='$classid' and ":ReturnClass($class_r[$classid][sonclass]).' and ';
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}
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}
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//关键字
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if(strstr($keyboard,' '))
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{
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$andkey='';
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$keyr=explode(' ',$keyboard);
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$kcount=count($keyr);
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for($i=0;$i<$kcount;$i++)
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{
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if(strlen($keyr[$i])<$public_r['schallminlen'])
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{
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continue;
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}
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$kb=SearchAllChangeChar($keyr[$i]);//转码
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$kb=SearchReturnSaveStr($kb);
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$kb=RepPostVar2($kb);
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if(!trim($kb))
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{
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continue;
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}
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$where.=$andkey."MATCH(".$sf.") AGAINST('".$kb."' IN BOOLEAN MODE)";
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$andkey=' and ';
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}
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if(empty($where))
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{
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printerror('SchallMinKeyboard','',1);
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}
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}
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else
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{
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$keyboard=SearchAllChangeChar($keyboard);//转码
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$keyboard=SearchReturnSaveStr($keyboard);
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$keyboard=RepPostVar2($keyboard);
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if(!trim($keyboard))
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{
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printerror('EmptySchallKeyboard','',1);
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}
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$where.="MATCH(".$sf.") AGAINST('".$keyboard."' IN BOOLEAN MODE)";
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}
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$returnr['where']=$where;
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return $returnr;
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}
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//返回搜索字段
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function ReturnSearchAllField($field){
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global $public_r;
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if($public_r['schallfield']==1)
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{
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$sf="title,infotext";
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}
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elseif($public_r['schallfield']==3)
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{
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$sf="infotext";
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}
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else
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{
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$sf="title";
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}
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return $sf;
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}
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?>
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