wok-tiny annotate busybox/stuff/httpd_helper.sh @ rev 0

Add busybox
author Pascal Bellard <pascal.bellard@slitaz.org>
date Tue Feb 01 09:36:49 2011 +0100 (2011-02-01)
parents
children 6e5ef864b905
rev   line source
pascal@0 1 #!/bin/sh
pascal@0 2 #
pascal@0 3 # busybox/httpd helper for shell cgi scripts
pascal@0 4 #
pascal@0 5 # GET [var] | POST [var] | FILE [var {name|tmpname|size|type}]
pascal@0 6 # urlencode string | htmlentities string | httpinfo
pascal@0 7
pascal@0 8 alias urlencode='httpd -e'
pascal@0 9
pascal@0 10 header()
pascal@0 11 {
pascal@0 12 [ -z "$1" ] && echo -e "Content-type: text/html\r\n" || echo -e "$1\r\n"
pascal@0 13 }
pascal@0 14
pascal@0 15 htmlentities()
pascal@0 16 {
pascal@0 17 echo $1 | sed -e 's|&|\&amp;|g' -e 's|<|\&lt;|g' -e 's|>|\&gt;|g' -e 's|"|\&quot;|g'
pascal@0 18 }
pascal@0 19
pascal@0 20 GET()
pascal@0 21 {
pascal@0 22 [ -z "$1" ] && echo $GET__NAMES || [ -n "$GET__NAMES" ] && eval echo \$GET_$1
pascal@0 23 }
pascal@0 24
pascal@0 25 POST()
pascal@0 26 {
pascal@0 27 [ -z "$1" ] && echo $POST__NAMES || [ -n "$POST__NAMES" ] && eval echo \$POST_$1
pascal@0 28 }
pascal@0 29
pascal@0 30 FILE()
pascal@0 31 {
pascal@0 32 [ -z "$1" ] && echo $FILE__NAMES || [ -n "$FILE__NAMES" ] && eval echo \$FILE_${1}_$2
pascal@0 33 }
pascal@0 34
pascal@0 35 httpinfo()
pascal@0 36 {
pascal@0 37 local i
pascal@0 38 local x
pascal@0 39 for i in SERVER_PROTOCOL SERVER_SOFTWARE SERVER_NAME SERVER_PORT AUTH_TYPE \
pascal@0 40 GATEWAY_INTERFACE REMOTE_HOST REMOTE_ADDR REMOTE_PORT \
pascal@0 41 HTTP_REFERER HTTP_HOST HTTP_USER_AGENT HTTP_ACCEPT \
pascal@0 42 HTTP_ACCEPT_LANGUAGE HTTP_COOKIE AUTH_TYPE REMOTE_USER REMOTE_IDENT \
pascal@0 43 REQUEST_METHOD REQUEST_URI QUERY_STRING CONTENT_LENGTH CONTENT_TYPE \
pascal@0 44 SCRIPT_NAME SCRIPT_FILENAME PATH_INFO PATH_TRANSLATED \
pascal@0 45 USER HOME LOGNAME SHELL PWD ; do
pascal@0 46 eval x=\$$i
pascal@0 47 [ -n "$x" ] && echo "$i='$x'"
pascal@0 48 done
pascal@0 49 for i in $GET__NAMES ; do
pascal@0 50 echo "GET[$i]='$(GET $i)'"
pascal@0 51 done
pascal@0 52 for i in $POST__NAMES ; do
pascal@0 53 echo "POST[$i]='$(POST $i)'"
pascal@0 54 done
pascal@0 55 for i in $FILE__NAMES ; do
pascal@0 56 for j in name size type tmpname ; do
pascal@0 57 echo "FILE[$i][$j]='$(FILE $i $j)'"
pascal@0 58 done
pascal@0 59 done
pascal@0 60 }
pascal@0 61
pascal@0 62 read_query_string()
pascal@0 63 {
pascal@0 64 local i
pascal@0 65 local names
pascal@0 66 names=""
pascal@0 67 IFS="&"
pascal@0 68 for i in $QUERY_STRING ; do
pascal@0 69 names="$names ${i%%=*}"
pascal@0 70 eval ${1}_${i%%=*}=\'$(httpd -d "${i#*=}" | sed "s/'/\'\\\\\'\'/g")\'
pascal@0 71 done
pascal@0 72 unset IFS
pascal@0 73 eval ${1}__NAMES=\'${names# }\'
pascal@0 74 }
pascal@0 75
pascal@0 76 [ "$REQUEST_METHOD" == "GET" -a -z "$GET__NAMES" ] && read_query_string GET
pascal@0 77
pascal@0 78 ddcut()
pascal@0 79 {
pascal@0 80 page=4096
pascal@0 81 skip=$1
pascal@0 82 count=$(($2 - $1 -2))
pascal@0 83 tmp=$(($skip / $page))
pascal@0 84 [ $tmp -ne 0 ] && dd bs=$page skip=$tmp count=0
pascal@0 85 skip=$(($skip - ($tmp * $page) ))
pascal@0 86 dd bs=1 skip=$skip count=0
pascal@0 87 tmp=$(( ($page - $skip) % $page ))
pascal@0 88 if [ $tmp -ne 0 -a $tmp -le $count ]; then
pascal@0 89 dd bs=1 count=$tmp
pascal@0 90 count=$(($count - $tmp))
pascal@0 91 fi
pascal@0 92 tmp=$(($count / $page))
pascal@0 93 [ $tmp -ne 0 ] && dd bs=$page count=$tmp
pascal@0 94 dd bs=1 count=$(($count - ($tmp * $page) ))
pascal@0 95 }
pascal@0 96
pascal@0 97 if [ "$REQUEST_METHOD" == "POST" -a -z "$POST__NAMES" ]; then
pascal@0 98 prefix=/tmp/httpd_post
pascal@0 99 mkdir $prefix$$
pascal@0 100 now=$(stat -c %Y $prefix$$)
pascal@0 101 for i in $prefix* ; do
pascal@0 102 [ $(stat -c %Y $i) -lt $(($now - 3600)) ] && rm -rf $i
pascal@0 103 done
pascal@0 104 post=$prefix$$/post
pascal@0 105 n=1
pascal@0 106 cat > ${post}0
pascal@0 107 read delim < ${post}0
pascal@0 108 case "$delim" in
pascal@0 109 -*) awk "/$delim/ { o+=index(\$0,\"$delim\")-1; print o }
pascal@0 110 { o+=1+length() }" < ${post}0 | while read offset; do
pascal@0 111 if [ $offset -ne 0 ]; then
pascal@0 112 ddcut $last $offset < ${post}0 > $post$n 2> /dev/null
pascal@0 113 n=$(($n+1))
pascal@0 114 fi
pascal@0 115 last=$offset
pascal@0 116 done
pascal@0 117 rm -f ${post}0
pascal@0 118 CR=`printf '\r'`
pascal@0 119 for i in $post* ; do
pascal@0 120 head -n 2 $i | grep -q filename= || echo '' >> $i
pascal@0 121 filename=
pascal@0 122 while read line; do
pascal@0 123 case "$line" in
pascal@0 124 *Content-Disposition*)
pascal@0 125 name=$(echo $line | sed 's/.* name="\([^"]*\)".*$/\1/')
pascal@0 126 case "$line" in
pascal@0 127 *filename=*) filename=$(echo $line | sed 's/.* filename="\([^"]*\)".*$/\1/') ;;
pascal@0 128 esac ;;
pascal@0 129 *Content-Type*)
pascal@0 130 type=$(echo $line | sed 's/.*-Type: \(.*\).$/\1/') ;;
pascal@0 131 $CR)
pascal@0 132 if [ -n "$filename" ]; then
pascal@0 133 tmp=$(mktemp $prefix$$/uploadXXXXXX)
pascal@0 134 cat > $tmp
pascal@0 135 FILE__NAMES="$FILE__NAMES $name"
pascal@0 136 FILE__NAMES="${FILE__NAMES# }"
pascal@0 137 eval FILE_${name}_tmpname=$tmp
pascal@0 138 eval FILE_${name}_name=$filename
pascal@0 139 eval FILE_${name}_size=$(stat -c %s $tmp)
pascal@0 140 eval FILE_${name}_type=$type
pascal@0 141 elif [ -n "$name" ]; then
pascal@0 142 eval var=\$POST_${name}
pascal@0 143 while read line; do
pascal@0 144 [ -n "$var" ] && var="$var
pascal@0 145 "
pascal@0 146 var="$line"
pascal@0 147 done
pascal@0 148 eval POST_${name}="\$var"
pascal@0 149 case " $POST__NAMES " in
pascal@0 150 *\ $name\ *) ;;
pascal@0 151 *) POST__NAMES="$POST__NAMES $name"
pascal@0 152 POST__NAMES="${POST__NAMES# }" ;;
pascal@0 153 esac
pascal@0 154 fi
pascal@0 155 break ;;
pascal@0 156 *)
pascal@0 157 esac
pascal@0 158 done < $i
pascal@0 159 rm -f $i
pascal@0 160 done
pascal@0 161 rmdir $(dirname $post) ;;
pascal@0 162 *) export QUERY_STRING="$delim"
pascal@0 163 rm -rf $(dirname $post)
pascal@0 164 read_query_string POST ;;
pascal@0 165 esac
pascal@0 166 fi