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| author | Carlos Fenollosa <carlos.fenollosa@gmail.com> | 2014-09-15 19:23:12 +0200 |
|---|---|---|
| committer | Carlos Fenollosa <carlos.fenollosa@gmail.com> | 2014-09-15 19:23:12 +0200 |
| commit | adfcd9801259017c5f9e7b9c6fd14589669506b3 (patch) | |
| tree | c3a77d7fe58a49a8ecf508e7f155212286efb0f9 /bb.sh | |
| parent | 450ecddfea9be3531dd961431e9fe3d9cb159092 (diff) | |
Twitter cards. Fixes #36
Diffstat (limited to 'bb.sh')
| -rwxr-xr-x | bb.sh | 23 |
1 files changed, 21 insertions, 2 deletions
@@ -17,7 +17,7 @@ global_config=".config" # by the 'global_config' file contents global_variables() { global_software_name="BashBlog" - global_software_version="2.3.3" + global_software_version="2.4" # Blog title global_title="My fancy blog" @@ -73,7 +73,7 @@ global_variables() { # "cut" blog entry when putting it to index page. Leave blank for full articles in front page # i.e. include only up to first '<hr>', or '----' in markdown cut_do="cut" - # When cutting, cut also tags? If blank, tags will appear in index page for cut articles + # When cutting, cut also tags? If "no", tags will appear in index page for cut articles cut_tags="yes" # Regexp matching the HTML line where to do the cut # note that slash is regexp separator so you need to prepend it with backslash @@ -326,6 +326,24 @@ edit() { fi } +# Create a Twitter summary (twitter "card") for the post +# +# $1 the post file +# $2 the title +twitter_card() { + [[ -z "$global_twitter_username" ]] && return + + echo "<meta name='twitter:card' content='summary' />" + echo "<meta name='twitter:site' content='@$global_twitter_username' />" + echo "<meta name='twitter:title' content='$2' />" # Twitter truncates at 70 char + description=$(grep -v "^<p>$template_tags_line_header" $1 | sed -e 's/<[^>]*>//g' | head -c 250 | tr '\n' ' ') + echo "<meta name='twitter:description' content='$description' />" + image=$(sed -n 's/.*<img.*src="\([^"]*\)".*/\1/p' $1 | head -n 1) # First image is fine + [[ -z "$image" ]] && return + [[ $image =~ ^https?:\/\/ ]] || image="$global_url/$image" # Check that URL is absolute + echo "<meta name='twitter:image' content='$image' />" +} + # Adds the code needed by the twitter button # # $1 the post URL @@ -406,6 +424,7 @@ create_html_page() { cat ".header.html" > "$filename" echo "<title>$title</title>" >> "$filename" google_analytics >> "$filename" + twitter_card "$content" "$title" >> "$filename" echo "</head><body>" >> "$filename" # stuff to add before the actual body content [[ -n "$body_begin_file" ]] && cat "$body_begin_file" >> "$filename" |