1 #!/bin/sh 2 3 root_folder="$(pwd)" 4 blog_folder="blog" 5 html_folder="blog" 6 blog_index_file="common/blog_index.shtml" 7 latest_uploads_file="common/latest_uploads.shtml" 8 rss_feed_file=$root_folder/"rss.xml" # RSS feed file 9 blog_folders=$("$root_folder"/scripts/sort_blog_index.py "$blog_folder") 10 index_latest_uploads_count=6 11 12 generate_blog_index() { 13 update=false 14 for i in $(ls $root_folder/$blog_folder); do 15 # if exists and it's a directory 16 if [ -d $root_folder/$blog_folder/$i ]; then 17 last_modified=$(stat $root_folder/$blog_folder/$i/$i.md --format "%Y") 18 blog_index_file_date=$(stat $blog_index_file --format "%Y") 19 20 if [ $last_modified -gt $blog_index_file_date ] 21 then 22 echo " └─ $i.html is newer than $blog_index_file" 23 echo "+ Regenerating blog index file" 24 update=true 25 break 26 fi 27 fi 28 done 29 30 [ ! -z "$1" ] && update=true; 31 [ "$update" = "false" ] && echo \" └─ Blog index file up to date\" && return 1 32 echo " └─ Updating blog index" 33 34 rm -rf $root_folder/$blog_index_file ||: 35 touch $root_folder/$blog_index_file 36 37 for i in ${blog_folders[@]}; do 38 # deprecated format 39 # article_date=$(cat $i | grep -oP '(?<=% date: \")(.*?)(?=\")') 40 # article_title=$(cat $i | grep -oP '(?<=% title: \")(.*?)(?=\")') 41 article_date=$(cat $i | sed '/^%%/,/^%%/!d' | grep -oP '(?<=date: \")(.*?)(?=\")') 42 article_title=$(cat $i | sed '/^%%/,/^%%/!d' | grep -oP '(?<=title: \")(.*?)(?=\")') 43 [ -z "$article_title" ] || [ -z "$article_date" ] && echo "error: no metadata found on file $input" && exit 1 44 45 file_name=$(echo "$i" | grep -oE '[^/]*$' | cut -d '.' -f 1) 46 47 printf "<li><b-time>%s</b-time> <a href=\"/$blog_folder/$file_name/$file_name.html\">%s</a></li>\n" \ 48 "${article_date}" "${article_title}" >> $root_folder/$blog_index_file 49 done 50 } 51 52 generate_latest_uploads() { 53 rm -rf $root_folder/$latest_uploads_file ||: 54 55 head -n $index_latest_uploads_count $root_folder/$blog_index_file > $root_folder/$latest_uploads_file 56 } 57 58 generate_rss_feed() { 59 rm $rss_feed_file &> /dev/null 60 61 cp "$root_folder"/scripts/rss_feed_top.xml $rss_feed_file 62 printf "<lastBuildDate>%s</lastBuildDate>\n" "$(date)" >> $rss_feed_file 63 64 for i in ${blog_folders[@]}; do 65 # article_date=$(cat $i | grep -oP '(?<=<meta name="article-date" content=")(.*?)(?=")') 66 # article_title=$(cat $i | grep -oP '(?<=<meta name="article-title" content=")(.*?)(?=")') 67 # deprecated format 68 # article_date=$(cat $i | grep -oP '(?<=% date: \")(.*?)(?=\")') 69 # article_title=$(cat $i | grep -oP '(?<=% title: \")(.*?)(?=\")') 70 71 article_date=$(cat $i | sed '/^%%/,/^%%/!d' | grep -oP '(?<=date: \")(.*?)(?=\")') 72 article_title=$(cat $i | sed '/^%%/,/^%%/!d' | grep -oP '(?<=title: \")(.*?)(?=\")') 73 [ -z "$article_title" ] || [ -z "$article_date" ] && echo "error: no metadata found on file $input" && exit 1 74 75 file_name=$(echo "$i" | grep -oE '[^/]*$' | cut -d '.' -f 1) 76 77 article_description="$(sed '/^%%/,/^%%/d' $root_folder/md/$file_name/$file_name.md | md2html |\ 78 sed -E -e 's/ \(last\ update//g' -e 's/\{[^\}]*\}//g'\ 79 -e 's/<code>|<\/code>//g' -e 's/<em>|<\/em>//g')" 80 81 # Create RSS feed item 82 echo "<item>" >> $rss_feed_file 83 echo "<title>$article_title</title>" >> $rss_feed_file 84 echo "<link>https://kloeckner.com.ar/blog/$file_name/$file_name.html</link>" >> $rss_feed_file 85 echo "<description> 86 <htmlData> 87 <![CDATA[<html>$article_description</html>]]> 88 </htmlData> 89 </description>" >> $rss_feed_file 90 echo "<pubDate>$article_date</pubDate>" >> $rss_feed_file 91 echo "$article_date" 92 echo "</item>" >> $rss_feed_file 93 echo "" >> $rss_feed_file 94 done 95 96 # Close the RSS feed file 97 echo "" >> $rss_feed_file 98 echo "</channel>" >> $rss_feed_file 99 echo "</rss>" >> $rss_feed_file 100 } 101 102 check_rss_feed_last_build() { 103 [ ! -e $rss_feed_file ] && echo "+ Regenerating rss feed" && generate_rss_feed && return 104 updated=false 105 for i in $(ls $root_folder/$blog_folder); do 106 # if exists and it's a directory 107 if [ -d $root_folder/$blog_folder/$i ]; then 108 last_modified=$(stat $root_folder/$blog_folder/$i/$i.md --format "%Y") 109 rss_file_date=$(stat $rss_feed_file --format "%Y") 110 111 if [ $last_modified -gt $rss_file_date ] 112 then 113 echo " └─ $i.html is newer than $rss_feed_file" 114 echo "+ Regenerating rss feed" 115 generate_rss_feed && updated=true 116 break 117 fi 118 fi 119 done 120 $updated || echo " └─ Rss feed file up to date" && echo "" 121 } 122 123 [ ! -d $root_folder ] && \ 124 echo "error: root_folder: $root_folder not found" && exit 1 125 126 echo "* root_folder: $root_folder" 127 echo "* blog_folder: $blog_folder" 128 echo "* blog_index_file: $blog_index_file" 129 echo "* latest_uploads_file: $latest_uploads_file" 130 echo "* rss_feed_file: $rss_feed_file" 131 echo "+ generate_blog_index" 132 generate_blog_index 133 134 if [ $? -eq 1 ]; then 135 echo "+ generate_latest_uploads" 136 generate_latest_uploads 137 else 138 echo "+ generate_latest_uploads" 139 echo " └─ Index file up to date" 140 fi 141 142 case "$1" in 143 --force-update) 144 echo "+ generate_rss_feed"; generate_rss_feed; 145 echo "+ generate_blog_index"; generate_blog_index "force-update";; 146 *) echo "+ check_rss_feed_last_build"; check_rss_feed_last_build;; 147 esac
