swerc

anselm's simpler werc fork
git clone git://git.suckless.org/swerc
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commit 00e8ebe2329ca6385173f9619e566478576c845c
parent 0441b30cfcb7bff7c284a98507c6b65203ea33ce
Author: uriel@engel.se.cat-v.org <unknown>
Date:   Sat, 20 Dec 2008 06:32:37 +0100

Make coding style more consistent.
Diffstat:
Mbin/cgilib.rc | 100+++++++++++++++++++++++++++++++++++++++----------------------------------------
Mbin/werc.rc | 120++++++++++++++++++++++++++++++++++++-------------------------------------------
2 files changed, 104 insertions(+), 116 deletions(-)

diff --git a/bin/cgilib.rc b/bin/cgilib.rc @@ -1,7 +1,7 @@ ############################################## # Useful CGI functions -NEW_LINE = ' +NEW_LINE=' ' fn dprint { echo $* >[1=2] } @@ -20,21 +20,21 @@ fn get_post_args { if(~ $#POST_ARGS 0) { ifs='& ' for(pair in `{cat}) { - pair = `{echo -n $pair | sed 's/=/\&/'} \ + pair=`{echo -n $pair | sed 's/=/\&/'} \ # Maybe we should urldecode on the first pass? - POST_ARGS = ($POST_ARGS $pair) + POST_ARGS=( $POST_ARGS $pair ) ifs=() \ if(~ $pair(1) $*) - $pair(1) = `{echo -n $pair(2) | urldecode | tr -d ' '} + $pair(1)=`{echo -n $pair(2) | urldecode | tr -d ' '} } } if not { - pa = $POST_ARGS + pa=$POST_ARGS while(! ~ $#pa 0) { ifs=() \ if(~ $pa(1) $*) - $pa(1) = `{echo -n $pa(2) | urldecode | tr -d ' '} - pa = $pa(3-) + $pa(1)=`{echo -n $pa(2) | urldecode | tr -d ' '} + pa=$pa(3-) } } } @@ -48,7 +48,7 @@ fn awk_buffer { buf = "" } } - END{ printf "%s", buf }' + END { printf "%s", buf }' } fn urldecode { @@ -65,7 +65,7 @@ BEGIN { } { decoded = "" - i = 1 + i = 1 len = length ($0) while ( i <= len ) { c = substr ($0, i, 1) @@ -95,11 +95,11 @@ BEGIN { } fn crop_text { - max_chars = $1 + max_chars=$1 - ellipsis = '...' + ellipsis='...' if(~ $#* 2) - ellipsis = $2 + ellipsis=$2 awk -v max'='^$"max_chars^' ' -v 'ellipsis='$ellipsis ' { @@ -116,9 +116,9 @@ fn crop_text { # Cookies fn set_cookie { # TODO: should check input values more carefully - name = $1 - val = $2 - extraHttpHeaders = ($extraHttpHeaders 'Set-cookie: '^$"name^'='^$"val^'; path=/;') + name=$1 + val=$2 + extraHttpHeaders=( $extraHttpHeaders 'Set-cookie: '^$"name^'='^$"val^'; path=/;' ) } fn get_cookie { ifs=';' { co = `{ echo $HTTP_COOKIE } } @@ -128,7 +128,7 @@ fn get_cookie { # echo $c|sed 's/[^=]*=//' # WARNING: we might be adding a trailing new line - { for(c in $co) echo $c} | sed -n 's/[^=]*=//p' + { for(c in $co) echo $c } | sed -n 's/[^=]*=//p' } @@ -142,10 +142,10 @@ fn template { template.awk $* | rc $rcargs } fn parse_rec { ifs=' ' for(i in `{sed 's/% *//g; /^$/q' < $1}) { - v = `{echo -n $i | sed 's/^/rec_/; s/=.*//;'} - $v = `{echo -n $i | sed 's/^[^=]*=//'} + v=`{echo -n $i | sed 's/^/rec_/; s/=.*//;'} + $v=`{echo -n $i | sed 's/^[^=]*=//'} } - ifs=() { rec_data = `{sed -n '/^[^%]./,$p' < $1} } + ifs=() { rec_data=`{sed -n '/^[^%]./,$p' < $1} } } @@ -163,7 +163,7 @@ fn login_user { fn check_user { if(! get_user) status='Not logged in' - if not if (! ~ $#1 0 && ! grep -s '^'^$logged_user^'$' etc/groups/$1) + if not if(! ~ $#1 0 && ! grep -s '^'^$logged_user^'$' etc/groups/$1) status=User $logged_user not in group $1 if not true @@ -171,19 +171,19 @@ fn check_user { # If not logged in, try to get user login info from POST info or from cookie fn get_user { - if (~ $#logged_user 0) { - if (~ $#* 2) { - user_name = $1 + if(~ $#logged_user 0) { + if(~ $#* 2) { + user_name=$1 user_password $2 } if not if(~ $REQUEST_METHOD POST) get_post_args user_name user_password if(~ $#user_name 0) { - ifs=':' { cu = `{get_cookie werc_user|tr -d $NEW_LINE} } + ifs=':' { cu=`{get_cookie werc_user|tr -d $NEW_LINE} } if(! ~ $#cu 0) { - user_name = $cu(1) - user_password = $cu(3) + user_name=$cu(1) + user_password=$cu(3) } } auth_user $user_name $user_password @@ -195,19 +195,19 @@ fn get_user { # Check if user_name and user_password represent a valid user account # If valid, 'log in' by setting logged_user fn auth_user { - user_name = $1 - user_password = $2 + user_name=$1 + user_password=$2 - pfile = 'etc/users/'^$"user_name^'/password' - if (~ $#user_name 0 || ~ $#user_password 0) + pfile='etc/users/'^$"user_name^'/password' + if(~ $#user_name 0 || ~ $#user_password 0) status='Auth: missing user name or pass: '^$"user_name^' / '^$"user_password if not if(! test -f $pfile) status='Auth: cant find '^$pfile - if not if (! ~ $user_password `{cat $pfile}) + if not if(! ~ $user_password `{cat $pfile}) status='Auth: Pass '$user_password' doesnt match '^`{cat $pfile} if not { - logged_user = $user_name - logged_password = $user_password + logged_user=$user_name + logged_password=$user_password dprint Auth: success } } @@ -215,21 +215,20 @@ fn auth_user { # Blog stuff - fn make_blog_post { - bdir = $1 - btitle = $2 - btext = $3 + bdir=$1 + btitle=$2 + btext=$3 if(! ~ 0 $#1 $#2 $#3) { date=`{/bin/date +%F} - n = 1 + n=1 for(f in $bdir^$date^'-'*) { - i = `{echo -n $f | sed -n 's,^.*/'$date'-([0-9]+)_.*,\1,p'|tr -d $NEW_LINE} + i=`{echo -n $f | sed -n 's,^.*/'$date'-([0-9]+)_.*,\1,p'|tr -d $NEW_LINE} if(! ~ $#i 0 && test $i -ge $n) - n = `{hoc -e $i'+1'} + n=`{hoc -e $i'+1'} } - btitle = `{echo -n $"btitle | sed 's/[ ]+/_/g; 1q'} + btitle=`{echo -n $"btitle | sed 's/[ ]+/_/g; 1q'} echo $btext > $bdir^'/'^$"date^'-'^$"n^_$"btitle.md } @@ -240,20 +239,20 @@ fn make_blog_post { fn sortedBlogPostList { # the /./->/|/ are added so we can sort -t| and order only the file name # NOTE: this breaks if any path element in blogDirs contain '/./' or '|' - if (! ~ $#* 0) + if(! ~ $#* 0) ls $*^'/./' | sed -n 's,/\./,/|/,; /\/[0-9]+.*\.md$/p' | sort -r '-t|' +1 | sed 's,/+\|/+,/,' } fn gen_blog_post_title { title=`{basename $1 | sed 's/^[0-9\-]*_(.*)\.md$/\1/; s/_/ /g' } - permlink= `{echo $1 | sed 's,^/[a-z/]*www/,/,; s,^sites/[^/]*/*/,/,; s/\.md$//' } + permlink=`{echo $1 | sed 's,^/[a-z/]*www/,/,; s,^sites/[^/]*/*/,/,; s/\.md$//' } du=`{ls -l $1} - by = '' - if (! ~ $#blogAuthor 0) { - if (! ~ $blogAuthor '') + by='' + if(! ~ $#blogAuthor 0) { + if(! ~ $blogAuthor '') by='By '$"blogAuthor } - if not if (~ $#blogDirs 1) + if not if(~ $#blogDirs 1) by='By '$du(4) echo '##<a href="'^$"permlink^'">' $"title^'</a> *( '$by Last mod: $du(7 8 9) ' )*' } @@ -263,15 +262,15 @@ fn gen_blog_post_title { # App framework -app_list = ( hello ) +app_list=( hello ) fn select_apps { - found = () + found=() for(a in $app_list) { . ./apps/$a/app.rc if($a^'_test') { $a^'_setup' - found = yes + found=yes } } @@ -280,7 +279,6 @@ fn select_apps { fn app_handler { $app_body_handler - } diff --git a/bin/werc.rc b/bin/werc.rc @@ -6,11 +6,11 @@ forbidden_uri_chars='[^a-zA-Z0-9_+\-\/\.]' response_format=html fn get_lib_file { - if (test -f $sitedir/_werc/lib/$1) + if(test -f $sitedir/_werc/lib/$1) echo -n $sitedir/_werc/lib/$1 if not if(! ~ $#masterSite 0 && test -f $sitesdir/$masterSite/_werc/lib/$1) echo -n $sitesdir/$masterSite/_werc/lib/$1 - if not if (test -f lib/$1) + if not if(test -f lib/$1) echo -n lib/$1 } @@ -21,24 +21,24 @@ fn gentitle { # Don't change var name or trailing ';', dirfilter might be changed from _werc/config! # TODO: Specify the canonical path input format handled by dirfilter -dirfilter = 's,/+\./+,/,g; /\/[._]/d; /'^$forbidden_uri_chars^'/d; /^\/(robots|sitemap)\.txt$|\/index\.(md|html|txt|tpl)$/d; /_werc\/?$/d; s,^\./,,; s,\.(md|html|txt)$,,; ' +dirfilter='s,/+\./+,/,g; /\/[._]/d; /'^$forbidden_uri_chars^'/d; /^\/(robots|sitemap)\.txt$|\/index\.(md|html|txt|tpl)$/d; /_werc\/?$/d; s,^\./,,; s,\.(md|html|txt)$,,; ' # To be used from config files fn hide_paths { for(i in $*) - dirfilter = $dirfilter^'/^'$i'$/d; ' + dirfilter=$dirfilter^'/^'$i'$/d; ' } # Sidebar fn gensidebar { for(d in ./ $args) { dd=$"dd^'/'^$d - dirs = ( $sitedir^$dd $dirs ) + dirs=( $sitedir^$dd $dirs ) } # Ignore stderr, last item in path might be a file that doesn't exist (eg., foo for foo.md) ls -F $dirs >[2]/dev/null | sed 's/\*$//; s,^'$sitedir',,; '^$dirfilter | sort -u | awk -F/ ' function p(x, y, s) { - for( i=0; i < x-y; i+=1) + for(i=0; i < x-y; i+=1) print s } @@ -70,8 +70,8 @@ fn gensidebar { # Handlers fn set_handler { - handler = $1 - handler_args = $*(2-) + handler=$1 + handler_args=$*(2-) } fn md_handler { cat $* | $formatter } @@ -86,22 +86,22 @@ fn txt_handler { echo '<pre>' # XXX Insering a blank line between lines in input is good for fortunes.txt, but maybe not for other .txt files # XXX Words are not broken, even if they are way beyond 82 chars long - cat $1 |sed 's/$/\n/g; s/</\&lt;/g; s/>/\&gt;/g' |fmt -l 82 -j + cat $1 | sed 's/$/\n/g; s/</\&lt;/g; s/>/\&gt;/g' | fmt -l 82 -j echo '</pre>' } fn dir_listing_handler { - d = `{basename -d $1} + d=`{basename -d $1} echo $d|sed 's,.*//,,g; s,/$,,; s,/, / ,g; s,.*,<h1 class="dir-list-head">&</h1> <ul class="dir-list">,' # Symlinks suck: '/.' forces ls to list the linked dir if $d is a symlink. - ls -F $d/. | sed -e 's/\*$//; '^$dirfilter' s,.*/([^/]+/?)$,<li><a href="\1">\1</a></li>,' + ls -F $d/. | sed 's/\*$//; '^$dirfilter' s,.*/([^/]+/?)$,<li><a href="\1">\1</a></li>,' echo '</ul>' } fn 404_handler { template `{ get_lib_file 404.tpl } } fn blog_dir_handler { - blogDirs = $* + blogDirs=$* tpl_handler lib/feeds/html.tpl } @@ -113,24 +113,24 @@ fn blog_post_handler { fn select_handler { - if (test -f $body.md) { - if (! ~ $#inBlog 0) + if(test -f $body.md) { + if(! ~ $#inBlog 0) set_handler blog_post_handler $body.md if not set_handler md_handler $body.md - if (! ~ $#allowComments 0 && ~ $REQUEST_METHOD POST) { + if(! ~ $#allowComments 0 && ~ $REQUEST_METHOD POST) { get_post_args comment_text - d = `{date -n} # FIXME Obvious race - d = $body.md_werc/comments/$d/ + d=`{date -n} # FIXME Obvious race + d=$body.md_werc/comments/$d/ - u = $logged_user - if (~ $#logged_user 0) { + u=$logged_user + if(~ $#logged_user 0) { get_post_args comment_user_name comment_user_password # TODO Should take this path too if the user can login but doesn't # belong to required group - if (! login_user $comment_user_name $comment_user_password) { - u = $comment_user_name ':' $comment_user_password - d = $d^'_pending' + if(! login_user $comment_user_name $comment_user_password) { + u=$comment_user_name ':' $comment_user_password + d=$d^'_pending' } if not u = $logged_user @@ -142,52 +142,47 @@ fn select_handler { echo $comment_text > $d/body } } - if not if (test -f $body.tpl) + if not if(test -f $body.tpl) set_handler tpl_handler $body.tpl - if not if (test -f $body.html) + if not if(test -f $body.html) set_handler html_handler $body.html # Explicit .html urls, unfortunately usually the web server will handle this as static files - if not if (~ $body *.html && test -f $body) + if not if(~ $body *.html && test -f $body) perm_redirect `{ echo $REQUEST_URI|sed 's/.html$//' } # Rss feeds. TODO: we should check that the request is for a real blog dir - if not if (~ $REQUEST_URI */index.rss */index.atom) { - uri = `{echo $uri | sed 's/index.(rss|atom)$//'} - if (~ $#blogDirs 0) - blogDirs = $sitedir^'/'$uri + if not if(~ $REQUEST_URI */index.rss */index.atom) { + response_format=raw + uri=`{echo $uri | sed 's/index.(rss|atom)$//'} + if(~ $#blogDirs 0) + blogDirs=$sitedir^'/'$uri uri=$baseuri$"uri - if (~ $REQUEST_URI */index.rss) { + if(~ $REQUEST_URI */index.rss) master_template=feeds/rss20.tpl - } - if not if (~ $REQUEST_URI */index.atom) { + if not if(~ $REQUEST_URI */index.atom) master_template=feeds/atom.tpl - } - - response_format=raw } # Blog handler - if not if (~ $body */[bB]log/index */[bB]log//index || ! ~ $#blogDirs 0) { - if (~ $#blogDirs 0) - blogDirs = `{basename -d $body} + if not if(~ $body */[bB]log/index */[bB]log//index || ! ~ $#blogDirs 0) { + if(~ $#blogDirs 0) + blogDirs=`{basename -d $body} u=`{cleanname $baseuri^`{basename -d '/'^$uri}|sed 's,:/,://,'} # Sed recovers '/' in 'http:/' stripped by cleanname extraHeaders=$"extraHeaders ^ \ '<link rel="alternate" type="application/rss+xml" title="RSS" href="'$"u'/index.rss" /> -<link rel="alternate" type="application/atom+xml" title="ATOM" href="'$"u'/index.atom" /> - -' +<link rel="alternate" type="application/atom+xml" title="ATOM" href="'$"u'/index.atom" />' set_handler tpl_handler lib/feeds/html.tpl } # Global tpl (eg sitemap.tpl) - if not if (test -f lib/^$uri^.tpl) + if not if(test -f lib/^$uri^.tpl) set_handler tpl_handler lib/^$uri^.tpl - if not if (test -f $body.txt) + if not if(test -f $body.txt) set_handler txt_handler $body.txt # Dir listing @@ -207,11 +202,7 @@ fn select_handler { } - -fn genbody { - $handler $handler_args -} - +fn genbody { $handler $handler_args } # Careful, the proper p9p path might not be set until initrc.local is sourced path=(. $PLAN9/bin ./bin/ /bin/ /usr/bin) @@ -231,8 +222,8 @@ if(test -f etc/initrc.local) # Parse request URL -uri = `{echo -n $REQUEST_URI | sed 's/\?.*//; s/'^$forbidden_uri_chars^'//g; s/\.\.*/./g; 1q'} -ifs='/' { args = `{echo -n $uri} } +uri=`{echo -n $REQUEST_URI | sed 's/\?.*//; s/'^$forbidden_uri_chars^'//g; s/\.\.*/./g; 1q'} +ifs='/' { args=`{echo -n $uri} } if(! ~ $#debug 0) @@ -244,9 +235,9 @@ if(~ $REQUEST_METHOD POST) { login_user } -if (! ~ $args '') { - if (~ $args($#args) 'index') - perm_redirect `{ echo $REQUEST_URI | sed 's,/index$,/,' } +if(! ~ $args '') { + if(~ $args($#args) 'index') + perm_redirect `{echo $REQUEST_URI | sed 's,/index$,/,'} pageTitle=`{echo $args | sed -e 's/ / - /g' -e 's/_/ /g'} req_path=$uri @@ -256,28 +247,28 @@ if not { } fpath=$sitedir -for (i in ('' $args)) { - fpath = $fpath/$i +for(i in ('' $args)) { + # TODO We can build a list of paths here that can be used in sidebar, instead of iterating args twice + fpath=$fpath/$i # We don't want blog settings to cascade into posts, note that we are inBlog instead - if (! ~ $#blogDirs 0 && ! ~ $req_path */index.rss */index.atom */[bB]log */[bB]log/) { + if(! ~ $#blogDirs 0 && ! ~ $req_path */index.rss */index.atom */[bB]log */[bB]log/) { inBlog = $blogDirs blogDirs = () } - if (test -f $fpath/_werc/config) + if(test -f $fpath/_werc/config) . ./$fpath/_werc/config - if (~ $#blogDirs 0 && ~ $#inBlog 0 && ~ $i [Bb]log) + if(~ $#blogDirs 0 && ~ $#inBlog 0 && ~ $i [Bb]log) inBlog = 'yes' } # Redirections and other preprocessing -if (~ $#redirectPermanent 1) +if(~ $#redirectPermanent 1) perm_redirect $"redirectPermanent -if not if (~ $#redirectPermanent 2 && {echo $SERVER_NAME^$REQUEST_URI|grep -s $redirectPermanent(1) }) { +if not if(~ $#redirectPermanent 2 && {echo $SERVER_NAME^$REQUEST_URI|grep -s $redirectPermanent(1) }) { # Experimental regexp sub-based redirect, probably should find a nicer interface - # For now only used at sites/harmful.cat-v.org/software/OO_programming/_werc/config to=`{echo $SERVER_NAME^$REQUEST_URI|sed 's@'^$redirectPermanent(1)^'@'^$redirectPermanent(2)^'@'} if(! ~ $to $REQUEST_URI) perm_redirect $to @@ -291,7 +282,7 @@ if not body=$sitedir/$req_path -if (test -d $body) { +if(test -d $body) { if(! ~ $body */) perm_redirect $REQUEST_URI^'/' body=$body/index @@ -302,13 +293,12 @@ select_handler dprint $handler # Template/body selection -master_template= `{get_lib_file $master_template} +master_template=`{get_lib_file $master_template} if(~ $response_format html) { # Is awk_buffer really useful? template $headers $master_template | awk_buffer echo '</body></html>' } -if not if (~ $response_format raw) { +if not if(~ $response_format raw) template < $master_template -}