????? cgilib??(δ????)

??????????????????????????cgilib.pl?????

#!/usr/bin/perl

sub readGetData{
    # ??????????queryString???????????????????
    local(*queryString) = @_ if @_;
    # ???????????QUERY_STRING???????????$queryString
    $queryString = $ENV{"QUERY_STRING"};
    return 1;
}

sub readPostData{
    local(*queryString)=@_ if @_;
    local($contentLength);
    # ???????????CONTENT_LENGTH???
    $contentLength = $ENV{"CONTENT_LENGTH"};
    # ????????????
    if($contentLength){
        # ???豸STDIN???contentLength????????????$queryString
        read(STDIN,$queryString,$contentLength);
    }
    return 1;
}

sub readData{
    local(*queryString) = @_ if @_;
    # ???????????REQUEST_METHOD
    $requestType=$ENV{"REQUEST_METHOD"};

    # ?????????GET????ú???readGetData
    # ?????????????POST????ú???readPostData
    if($requestType eq "GET"){
        &readGetData(*queryString);
    }
    elsif($requestType eq "POST"){
        &readPostData(*queryString);
    }
    return 1;
}

sub DecodeData{
    local(*queryString)= @_;
    # ???????????
    $queryString=~s/\+/ /g;
    # ?????????????
    $queryString=~s/%(..)/pack("c",hex($1))/ge;
    return 1;
}

sub parseData{
    local(*queryString,*formData) = @_ if @_;
    local($key,$value,$curString,@tmpArray);

    # ??&??????????????????-???
    @tmpArray = split(/&/,$queryString);

    # ??????@tmpArray?????
    foreach $curString(@tmpArray){
        # ??=??????????-???
        ($key,$value) = split(/=/,$curString);
        # ????
        &DecodeData(*key);
        &DecodeData(*value);
        # ??????????????
        $formData{$key}=$value;
    }
    return 1;
}

1;
#end of file cgilib.pl

??÷?????

???????躬???????
#require "cgilib.pl";
???????????
%dataDict=();
&readData(*data);
&parseData(*data,dataDict);
???????????
while(($key,$value)=each(%dataDict)){
    print $key,"=",$value,"\n\n";
}

????? ??

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