107 lines
1.7 KiB
Bash
Executable File
107 lines
1.7 KiB
Bash
Executable File
#!/bin/rc
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rfork e
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argv0=$0
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fn usage {
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echo usage: $argv0 '[ -l | -o file] [ -p body | -P ] [ -r header ] [ -m method ] [ -b baseurl ] url' >[1=2]
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exit usage
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}
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s=0
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o=()
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p=()
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P=()
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r=()
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m=()
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b=()
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l=()
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while(~ $1 -*){
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switch($1){
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case -o
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o=$2
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shift
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case -p
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p=$2
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shift
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case -P
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P=1
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case -r
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r=($r $2)
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shift
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case -l
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l=1
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case -m
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m=$2
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shift
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case -b
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b=$2
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shift
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case *
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usage
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}
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shift
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}
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if(! ~ $#* 1)
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usage
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if(! ~ $#o 0){
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if(! ~ $#o 1)
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usage
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if(test -s $o)
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s=`{ls -l $o | awk '{print $6}'}
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}
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<[3=0] <>/mnt/web/clone {
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d=/mnt/web/^`{sed 1q}
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if(~ $#b 1)
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echo -n baseurl $b >[1=0]
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echo -n url $1 >[1=0]
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if(! ~ $s 0 && ~ $#p 0 && ~ $#P 0 && ~ $#m 0){
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for(i in $r)
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echo -n headers $i >[1=0]
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echo -n request HEAD >[1=0]
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<$d/body {
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if(~ $s `{cat $d/contentlength >[2]/dev/null})
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exit ''
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}
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if(~ $#b 1)
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echo -n baseurl $b >[1=0]
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echo -n url $1 >[1=0]
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r=($r 'Range: bytes='^$s^'-')
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}
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for(i in $r)
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echo -n headers $i >[1=0]
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if(~ $#m 1)
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echo -n request $m >[1=0]
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if(! ~ $#p 0 || ! ~ $#P 0){
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>$d/postbody {
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if(! ~ $#p 0)
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echo -n $"p
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if(! ~ $#P 0)
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cat <[0=3]
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}
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}
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<$d/body {
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if(~ $#l 1){
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echo `{cat $d/parsed/url}
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exit
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}
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if(~ $#o 1){
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l=`{cat $d/contentlength >[2]/dev/null}
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x=`{awk 'BEGIN{FS=" |-"}/^bytes ([0-9]+)\-/{print $2}' \
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$d/contentrange >[2]/dev/null}
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if(~ $s $l && ~ $#x 0)
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exit
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if(~ $s $x)
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exec cat >>$o
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exec cat >$o
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}
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c=`{cat $d/contentencoding >[2]/dev/null}
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switch($c){
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case *gzip*
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~ `{cat $d/contenttype >[2]/dev/null} *gzip* || exec gunzip
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case *bzip2*
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~ `{cat $d/contenttype >[2]/dev/null} *bzip2* || exec bunzip2
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case *compress*
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~ `{cat $d/contenttype >[2]/dev/null} *compress* || exec uncompress
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}
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exec cat
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}
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}
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