conditionnal in template system! \o/

1 files changed, 118 insertions, 53 deletions

diff --git a/post-commit.sh b/post-commit.sh
index c7daa86..565a82a 100644
--- a/post-commit.sh
+++ b/post-commit.sh
@@ -12,9 +12,6 @@ modified_files=`git log -1 --name-status --pretty="format:" | grep -E '^M' | \
 deleted_files=`git log -1 --name-status --pretty="format:" | grep -E '^D' | \
   cut -f2`
 
-last_published_article=`git log --name-status --pretty="format:" | \
-  grep -E '^A' | cut -f2 | grep -E '^$articles_dir' | head -1`
-
 sanit_mail() {
   sed "s/@/[at]/;s/\./(dot)/"
 }
@@ -29,88 +26,156 @@ commit_time=`git log -1 --format="%ai" | cut -d' ' -f2`
 commit_timestamp=`git log -1 --format="%at"`
 commit_subject=`git log -1 --format="%s"`
 commit_slug=`git log -1 --format="%f"`
-commit_body() {
+get_commit_body() {
   tmp=`tempfile -p "fugitive"`
   git log -1 --format="%b" > "$tmp"
   echo "$tmp"
 }
 
-article_info() {
-  git log --format="$1" -- "$2"
+articles_sorted=`tempfile -p "fugitive"`
+for f in $articles_dir/*; do
+  ts=`git log --format="%at" -- "$f" | tail -1`
+  if [ "$ts" != "" ]; then
+    echo "$ts ${f#$articles_dir/}"
+  fi
+done | sort -nr | cut -d' ' -f2 > "$articles_sorted"
+
+get_article_info() {
+  git log --format="$1" -- "$articles_dir/$2"
+}
+get_article_previous_file() {
+  previous=`grep -A1 "$1" "$articles_sorted" | tail -1`
+  if [ "$previous" != "$1" ]; then
+    echo "$previous"
+  fi
+}
+get_article_next_file() {
+  next=`grep -B1 "$1" "$articles_sorted" | head -1`
+  if [ "$next" != "$1" ]; then
+    echo "$next"
+  fi
 }
-article_title() {
-  head -1 "$1"
+get_article_title() {
+  if [ "$1" != "" ]; then
+    head -1 "$articles_dir/$1"
+  fi
 }
-article_content() {
+get_article_content() {
   tmp=`tempfile -p "fugitive"`
-  tail -n+2 "$1" > "$tmp"
+  tail -n+2 "$articles_dir/$1" > "$tmp"
   echo "$tmp"
 }
 
-replace_var_by_string() {
-  sed "s/<?fugitive\s\+$1\s*?>/$2/"
+process_condition() {
+  if [ "$2" = "" ]; then
+    sed "s/<?fugitive\s\+\(end\)\?ifset:$1\s*?>/\n\0\n/g" | \
+      sed "/<?fugitive\s\+ifset:$1\s*?>/,/<?fugitive\s\+endifset:$1\s*?>/bdel
+        b
+        :del
+        s/<?fugitive\s\+endifset:$1\s*?>.*//
+        /<?fugitive\s\+endifset:$1\s*?>/b
+        d"
+  else
+    sed "s/<?fugitive\s\+\(end\)\?ifset:$1\s*?>//"
+  fi
+}
+
+replace_str() {
+  process_condition "$1" "$2" | \
+    sed "s/<?fugitive\s\+$1\s*?>/$2/"
 }
 # REMEMBER: 2nd arg should be a tempfile!
-replace_var_by_file() {
+replace_file() {
   sed "/<?fugitive\s\+$1\s*?>/ {
     r $2
     d }"
   rm "$2"
 }
 replace_commit_info() {
-  replace_var_by_string "commit_Hash" "$commit_Hash" | \
-    replace_var_by_string "commit_hash" "$commit_hash" | \
-    replace_var_by_string "commit_author" "$commit_author" | \
-    replace_var_by_string "commit_author_email" "$commit_author_email" | \
-    replace_var_by_string "commit_datetime" "$commit_datetime" | \
-    replace_var_by_string "commit_date" "$commit_date" | \
-    replace_var_by_string "commit_time" "$commit_time" | \
-    replace_var_by_string "commit_timestamp" "$commit_timestamp" | \
-    replace_var_by_string "commit_subject" "$commit_subject" | \
-    replace_var_by_string "commit_slug" "$commit_slug" | \
-    replace_var_by_file "commit_body" "`commit_body`"
+  commit_body=`get_commit_body`
+  replace_str "commit_Hash" "$commit_Hash" | \
+    replace_str "commit_hash" "$commit_hash" | \
+    replace_str "commit_author" "$commit_author" | \
+    replace_str "commit_author_email" "$commit_author_email" | \
+    replace_str "commit_datetime" "$commit_datetime" | \
+    replace_str "commit_date" "$commit_date" | \
+    replace_str "commit_time" "$commit_time" | \
+    replace_str "commit_timestamp" "$commit_timestamp" | \
+    replace_str "commit_subject" "$commit_subject" | \
+    replace_str "commit_slug" "$commit_slug" | \
+    replace_file "commit_body" "$commit_body"
 }
 replace_article_info() {
-  cdt=`article_info "%ai" "$1" | tail -1`
-  mdt=`article_info "%ai" "$1" | head -1`
-  replace_var_by_string "article_title" "`article_title \"$1\"`" | \
-    replace_var_by_string "article_cdatetime" "$cdt" | \
-    replace_var_by_string "article_cdate" "`echo $cdt | cut -d' ' -f1`" | \
-    replace_var_by_string "article_ctime" "`echo $cdt | cut -d' ' -f2`" | \
-    replace_var_by_string "article_ctimestamp" \
-      "`article_info \"%at\" \"$1\" | tail -1`" | \
-    replace_var_by_string "article_mdatetime" "$mdt" | \
-    replace_var_by_string "article_mdate" "`echo $mdt | cut -d' ' -f1`" | \
-    replace_var_by_string "article_mtime" "`echo $mdt | cut -d' ' -f2`" | \
-    replace_var_by_string "article_mtimestamp" \
-      "`article_info \"%at\" \"$1\" | head -1`" | \
-    replace_var_by_string "article_cauthor" \
-      "`article_info \"%an\" \"$1\" | tail -1`" | \
-    replace_var_by_string "article_cauthor_email" \
-      "`article_info \"%ae\" \"$1\" | tail -1 | sanit_mail`" | \
-    replace_var_by_string "article_mauthor" \
-      "`article_info \"%an\" \"$1\" | head -1`" | \
-    replace_var_by_string "article_mauthor_email" \
-      "`article_info \"%ae\" \"$1\" | head -1 | sanit_mail`" | \
-    replace_var_by_string "article_url" "$public_dir/${1#$articles_dir/}.html"
+  article_title=`get_article_title "$1"`
+  article_cdatetime=`get_article_info "%ai" "$1" | tail -1`
+  article_cdate=`echo "$article_cdatetime" | cut -d' ' -f1`
+  article_ctime=`echo "$article_cdatetime" | cut -d' ' -f2`
+  article_ctimestamp=`get_article_info "%at" "$1" | tail -1`
+  u=`get_article_info "%ai" "$1" | wc -l`
+  article_mdatetime=`if test "$u" -gt 1; then get_article_info "%ai" "$1" | \
+    head -1; fi`
+  article_mdate=`echo "$article_mdatetime" | cut -d' ' -f1`
+  article_mtime=`echo "$article_mdatetime" | cut -d' ' -f2`
+  article_mtimestamp=`if test "$u" -gt 1; then get_article_info "%at" \
+    "$1" | head -1; fi`
+  article_cauthor=`get_article_info "%an" "$1" | tail -1`
+  article_cauthor_email=`get_article_info "%ae" "$1" | tail -1 | sanit_mail`
+  article_mauthor=`get_article_info "%an" "$1" | head -1`
+  article_mauthor_email=`get_article_info "%ae" "$1" | head -1 | sanit_mail`
+  article_previous_file=`get_article_previous_file "$1"`
+  article_previous_title=`get_article_title "$article_previous_file"`
+  article_next_file=`get_article_next_file "$1"`
+  article_next_title=`get_article_title "$article_next_file"`
+  
+  replace_str "article_title" "$article_title" | \
+    replace_str "article_cdatetime" "$article_cdatetime" | \
+    replace_str "article_cdate" "$article_cdate" | \
+    replace_str "article_ctime" "$article_ctime" | \
+    replace_str "article_ctimestamp" "$article_ctimestamp" | \
+    replace_str "article_mdatetime" "$article_mdatetime" | \
+    replace_str "article_mdate" "$article_mdate" | \
+    replace_str "article_mtime" "$article_mtime" | \
+    replace_str "article_mtimestamp" "$article_mtimestamp" | \
+    replace_str "article_cauthor" "$article_cauthor" | \
+    replace_str "article_cauthor_email" "$article_cauthor_email" | \
+    replace_str "article_mauthor" "$article_mauthor" | \
+    replace_str "article_mauthor_email" "$article_mauthor_email" | \
+    replace_str "article_previous_file" "$article_previous_file" | \
+    replace_str "article_previous_title" "$article_previous_title" | \
+    replace_str "article_next_file" "$article_next_file" | \
+    replace_str "article_next_title" "$article_next_title"
+}
+
+_echo() {
+  echo -ne "[fugitive] "$*
 }
 
 for f in $deleted_files; do
   if [ "$f" != "${f#$articles_dir}" ]; then
-    echo -n "Deleting $public_dir/${f#$articles_dir/}.html... "
-    rm $public_dir/${f#$articles_dir/}.html
+    art="${f#$articles_dir/}"
+    _echo "Deleting $public_dir/$art.html... "
+    rm "$public_dir/$art.html"
     echo "done."
   fi
 done
 
 for f in $added_files $modified_files; do
   if [ "$f" != "${f#$articles_dir}" ]; then
-    echo -n "Generating $public_dir/${f#$articles_dir/}.html from $f... "
-    cat $templates_dir/article.html | \
-      replace_var_by_file "article_content" "`article_content \"$f\"`" | \
+    art="${f#$articles_dir/}"
+    _echo "Generating $public_dir/$art.html from $f... "
+    cat "$templates_dir/article.html" | \
+      replace_file "article_content" "`get_article_content \"$art\"`" | \
+      process_includes | \
       replace_commit_info | \
-      replace_article_info "$f" | \
-      cat > $public_dir/${f#$articles_dir/}.html
+      replace_article_info "$art" | \
+      cat > "$public_dir/$art.html"
     echo "done."
   fi
 done
+
+_echo "Using last published article as index page"
+cp "$public_dir/`cat $articles_sorted | head -1` $public_dir/index.html"
+echo "done".
+
+rm "$articles_sorted"
+_echo "Blog update complete.\n"