shell cgi脚本如何把表单数据存储到服务器的一个文件里

lucifer_凡 2015-06-09 03:14:47

#!/bin/bash



echo "Content-type: text/html"

echo ""



echo '<html>'

echo '<head>'

echo '<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">'

echo '<title>Form Example</title>'

echo '</head>'

echo '<body>'



  echo "<form method=GET action=\"${SCRIPT}\">"\

       '<table nowrap>'\

          '<tr><td>Input</TD><TD><input type="text" name="val_x" size=12></td></tr>'\

          '<tr><td>Section</td><td><input type="text" name="val_y" size=12 value=""></td>'\

          '</tr></table>'



  echo '<input type="radio" name="val_z" value="1" checked> Option 1<br>'\

       '<input type="radio" name="val_z" value="2"> Option 2<br>'\

       '<input type="radio" name="val_z" value="3"> Option 3'



  echo '<br><input type="submit" value="Process Form">'\

       '<input type="reset" value="Reset"></form>'



  # Make sure we have been invoked properly.



  if [ "$REQUEST_METHOD" != "GET" ]; then

        echo "<hr>Script Error:"\

             "<br>Usage error, cannot complete request, REQUEST_METHOD!=GET."\

             "<br>Check your FORM declaration and be sure to use METHOD=\"GET\".<hr>"

        exit 1

  fi



  # If no search arguments, exit gracefully now.



  if [ -z "$QUERY_STRING" ]; then

        exit 0

  else

     # No looping this time, just extract the data you are looking for with sed:

     XX=`echo "$QUERY_STRING" | sed -n 's/^.*val_x=\([^&]*\).*$/\1/p' | sed "s/%20/ /g"`

     YY=`echo "$QUERY_STRING" | sed -n 's/^.*val_y=\([^&]*\).*$/\1/p' | sed "s/%20/ /g"`

     ZZ=`echo "$QUERY_STRING" | sed -n 's/^.*val_z=\([^&]*\).*$/\1/p' | sed "s/%20/ /g"`

     echo "val_x: " $XX

     echo '<br>'

     echo "val_y: " $YY

     echo '<br>'

     echo "val_z: " $ZZ

  fi

/usr/bin/touch note     //不能创建文件？

echo $XX > note         //不能实现重定向 ？

echo '</body>'

echo '</html>'



exit 0