生成搜索query代码,Perl代码库,德仔网

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【Perl】生成搜索query
作者:汶纡 / 发布于2014/11/18/ 979

	#!/usr/bin/perl -w
	use strict;
	#==声明变量============================================================
	my $fieldList; #字段列表
	my $queryFile; #query文件
	my $field; #字段变量
	my @arr;
	my $arr;
	my $index;
	my $queryStr = "";
	my $queryCount;
	my $l = 1;
	my $area;
	#==逻辑处理===========================================================
	if(@ARGV < 3)
	{
	print "Execute error!\n";
	print "Usage: ./queryGen.pl fieldList queryCount\n";
	exit(1);
	}
	else
	{
	$fieldList = $ARGV[1];
	$queryCount = $ARGV[2];
	$area = $ARGV[0];
	$queryFile = "$fieldList.query";
	open(FILEOUT, ">>$queryFile") || die "can't creat the file:$!\n";
	while($l <= $queryCount)
	{
	 open(FILEIN, "<$fieldList" ) || die "can't open the file:$!\n";
	 while($field = <FILEIN>)
	 {
	 chomp($field);
	 @arr = split(/:/, $field);
	 if($arr[1] eq 'v')
	 {
	 $queryStr = $queryStr."&$arr[0]=$arr[2]";
	 }
	 elsif($arr[1] eq 'a')
	 {
	 my @valarr = split(/,/, $arr[2]);
	 my $val = &getRandItem(@valarr);
	 $queryStr = $queryStr."&$arr[0]=$val";
	 }
	 elsif($arr[1] eq 'f')
	 {
	 my $fileLineNum = &countFileLine($arr[2]);
	 #chomp($fileLineNum);
	 #print "The line number is $fileLineNum\n";
	 my $fileLine = int(rand($fileLineNum)) + 1;
	 chomp($fileLine);
	 #print "The rand line is $fileLine\n";
	 my $fileItem = `sed -n '$fileLine''p' $arr[2]`;
	 chomp($fileItem);
	 #print "File item is $fileItem\n";
	 $queryStr = $queryStr."&$arr[0]=$fileItem";
	 }
	 }
	 $queryStr = substr($queryStr, 1);
	 print FILEOUT "bin/search?$area?$queryStr";
	 $queryStr = "";
	 close(FILEIN);
	 $l++;
	 print FILEOUT "\n";
	}
	close(FILEOUT);
	}
	#======================================================
	sub countFileLine
	{
	my $line = 0;
	my($path) = @_;
	open(FD, $path);
	while(<FD>)
	{
	 $line++;
	}
	return $line;
	}

	#生成不定长度的随机数
	sub getRandNum
	{
	my $maxLenth;
	 my @a;
	 my @c;
	 my $count;
	 my $password;
	#随机串的内容
	 @c=(1..2);
	#生成随机串
	 $count = join '', map { $c[int rand @c] } 0..(0); #0..(0)限制随机串的长度
	#第一个随机串作为下一个随机串的长度
	 $maxLenth=$count;
	#第二个随机串的内容
	 @a=(1..9);
	#生成最终的随机串
	 $password = join '', map { $a[int rand @a] } 0..($maxLenth-1);
	#返回字串
	 return $password;
	}

	#从数组中随机取字符或字串
	sub getRandStr
	{
	#字串的内容
	my @a = ("Y","N");
	#字串的随机位置
	my @c = (0..1);
	my $i = join '', map { $c[int rand @c] } 0..(0);
	#根据随机位置取随机字符
	return $a[$i];
	}

	#从任意数组中随机取item
	sub getRandItem
	{
	my @array = @_;
	my $count = scalar(@array) - 1;
	#my $i = join '', map { $c[int rand @c] } 0..(0);
	my $r = int(rand($count));
	return $array[$r];
	}
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