generated_news.sh

   1 #!/bin/bash
   2 #
   3
   4 LC_ALL=C
   5 export LC_ALL
   6 LANG=C
   7 export LANG
   8 LANGUAGE=C
   9 export LANGUAGE
  10
  11 set -u
  12 set -e
  13 umask 0022
  14
  15 generate() {
  16         local dst="$1"
  17         local count="$2"
  18         local filter="$3"
  19
  20         test "${dst}" -nt "posted_news/" && {
  21                 echo "${dst}: up to date"
  22                 return 0
  23         }
  24
  25         echo "${dst}: regenerating"
  26         files=$(find posted_news/ -type f -regex "${filter}" -printf "%f\n" | sort -r | xargs)
  27         {
  28                 for f in ${files}; do
  29                         if [[ "$filter" == *snip* ]] && [[ "$f" == *".body.html"* ]] && [[ "$files" == *"${f%.body.html}.snip.html"* ]]; then
  30                                 continue
  31                         fi
  32                         echo "<!--#include virtual=\"/samba/posted_news/${f}\" -->"
  33                         count=$((count-1))
  34                         if [[ $count == 0 ]]; then break; fi
  35                 done
  36         } > ${dst}
  37
  38         return 0
  39 }
  40
  41 generate_latest_stable_release() {
  42         local dst="$1"
  43         local download_url="$2"
  44
  45         pushd history >/dev/null
  46         ALL_VERSIONS=$(ls samba-*.html | cut -d '-' -f2- | cut -d '.' -f1-3 | sort -t. -k 1,1n -k 2,2n -k 3,3n -u)
  47         LATEST_VERSION=$(echo "${ALL_VERSIONS}" | tail -1)
  48         popd >/dev/null
  49
  50         echo "LATEST_VERSION: ${LATEST_VERSION}"
  51
  52         local tgz="samba-${LATEST_VERSION}.tar.gz"
  53         local asc="samba-${LATEST_VERSION}.tar.asc"
  54         local release_notes="history/samba-${LATEST_VERSION}.html"
  55
  56         test "${dst}" -nt "${release_notes}" && {
  57                 echo "${dst}: up to date"
  58                 return 0
  59         }
  60
  61         echo "${dst}: regenerating"
  62         {
  63                 echo "<!-- BEGIN: ${dst} -->"
  64                 echo "<p>"
  65                 echo "<a href=\"${download_url}/${tgz}\">Samba ${LATEST_VERSION} (gzipped)</a><br>"
  66                 echo "<a href=\"/samba/${release_notes}\">Release Notes</a> &middot;"
  67                 echo "<a href=\"${download_url}/${asc}\">Signature</a>"
  68                 echo "</p>"
  69                 echo "<!-- END: ${dst} -->"
  70
  71         } > ${dst}.tmp
  72         mv ${dst}.tmp ${dst}
  73 }
  74
  75 generate "generated_news/latest_10_headlines.html" "10" ".*\.headline\.html"
  76 generate "generated_news/latest_10_bodies.html" "10" ".*\.body\.html"
  77 generate "generated_news/latest_2_bodies.html" "2" ".*\.\(snip\|body\)\.html"
  78
  79 download_url="https://download.samba.org/pub/samba/stable"
  80 generate_latest_stable_release "generated_news/latest_stable_release.html" "${download_url}"