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htmltree.sh
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htmltree.sh
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#!/usr/bin/env bash
# export all variables by default.
# Used by the perl replacement script in substitute_variables() function
set -a
printhelp()
{
printf "$0 flags [ PATH ]
-H | --head [ Header Template File ]
-F | --foot [ Footer Template File ]
-LF | --li-file [ LI Template for files ]
-LD | --li-directory [ LI Template for directories ]
-G | --git-ignore Look for a .gitignore file and hide files that match pattern.
-I | --hide-index Exclude the index.html file from the output listings.
--help\n"
}
# ┌─────────────────────────────────────┐
# │ Check Arguments │
# └─────────────────────────────────────┘
if [ "$#" -eq 0 ]; then
printhelp
exit 1
fi
POSITIONAL_ARGS=()
while [[ $# -gt 0 ]]; do
case $1 in
-H|--head)
HTML_HEAD="$2"
shift # past argument
shift # past value
;;
-F|--foot)
HTML_FOOT="$2"
shift # past argument
shift # past value
;;
-LF|--li-file)
HTML_LI_FILE="$2"
shift # past argument
shift # past value
;;
-LD|--li-directory)
HTML_LI_DIRECTORY="$2"
shift # past argument
shift # past value
;;
-G|--git-ignore)
GIT_IGNORE="yes"
shift # past argument
;;
-I|--hide-index)
HIDE_INDEX="yes"
shift # past argument
;;
--help)
printhelp
shift # past argument
exit 0
;;
-*|--*)
echo "Unknown option $1"
exit 1
;;
*)
POSITIONAL_ARGS+=("$1") # save positional arg
TARGET_PATH="$1"
shift # past argument
;;
esac
done
# restore positional parameters
set -- "${POSITIONAL_ARGS[@]}"
# ┌─────────────────────────────────────┐
# │ VARIABLES │
# └─────────────────────────────────────┘
ABSOLUTE_PATH="$(cd "$(dirname "$TARGET_PATH")"; pwd)/$(basename "$TARGET_PATH")"
CURRENT_PATH=$(pwd)
IGNORE=''
# ┌────────────────────────────────────┐
# │ │
# │ Substitute any {{moustaches}} │
# │ for variables of the same name. │
# │ │
# └────────────────────────────────────┘
substitute_variables()
{
CONTENTS=$(perl -pe 's,{{(.*?)}},$ENV{$1},g' <<< $CONTENTS)
}
# ┌─────────────────────────────────────┐
# │ HTML TEMPLATES │
# └─────────────────────────────────────┘
html_head()
{
DEFAULT_HTML_HEAD="
<html>
<head>
</head>
<body>
<h1>FILE LISTING: {{FOLDER}}</h1>
<ul>
"
# If HTML_HEAD (-H) flag is set
if [ -z ${HTML_HEAD+x} ]; then
CONTENTS="${DEFAULT_HTML_HEAD}"
else
CONTENTS=$(cat ${CURRENT_PATH}/${HTML_HEAD})
# Replace % with %% so that printf will work.
CONTENTS=$(echo "${CONTENTS}" | sed "s#%#%%#g")
fi
# Substitute any {{moustaches}}
substitute_variables
printf "${CONTENTS}\n" > index.html
}
html_li_directory()
{
DEFAULT_HTML_LI_DIRECTORY="<li class=\"item\"><a href=\"{{file_path}}\">{{file_name}}</a></li>\n"
if [ -z ${HTML_LI_DIRECTORY+x} ]; then
CONTENTS="${DEFAULT_HTML_LI_DIRECTORY}"
else
CONTENTS=$(cat ${CURRENT_PATH}/${HTML_LI_DIRECTORY})
# Replace % with %% so that printf will work.
CONTENTS=$(echo "${CONTENTS}" | sed "s#%#%%#g")
fi
# Substitute any {{moustaches}}
substitute_variables
printf "${CONTENTS}\n" >> index.html
}
html_li_file()
{
DEFAULT_HTML_LI_FILE="<li class=\"item\"><a href=\"{{file_path}}\">{{file_name}}</a></li>\n"
if [ -z ${HTML_LI_FILE+x} ]; then
CONTENTS="${DEFAULT_HTML_LI_FILE}"
else
CONTENTS=$(cat ${CURRENT_PATH}/${HTML_LI_FILE})
# printf "${CONTENTS}\n"
# Replace % with %% so that printf will work.
CONTENTS=$(echo "${CONTENTS}" | sed "s#%#%%#g")
fi
# Substitute any {{moustaches}}
substitute_variables
printf "${CONTENTS}\n" >> index.html
}
html_foot()
{
DEFAULT_HTML_FOOT="
</ul>
</body>
</html>
"
if [ -z ${HTML_FOOT+x} ]; then
CONTENTS="${DEFAULT_HTML_FOOT}"
else
CONTENTS=$(cat ${CURRENT_PATH}/${HTML_FOOT})
# Replace % with %% so that printf will work.
CONTENTS=$(echo "${CONTENTS}" | sed "s#%#%%#g")
fi
# Substitute any {{moustaches}}
substitute_variables
printf "${CONTENTS}\n" >> index.html
}
gitignore()
{
# unset IGNORE
cat ${CURRENT_PATH}/.gitignore | while IFS="" read -r IGNORE_RULE || [ -n "$IGNORE_RULE" ]
do
if [[ $file_name == $IGNORE_RULE ]]; then
echo "yes"
fi
done
}
# ┌─────────────────────────────────────┐
# │ REGEX ls -la │
# └─────────────────────────────────────┘
regex_fileline()
{
# Remove multiple spaces
FILELINE=$(echo $1 | tr -s ' ')
# Define REGEX
regex="^(.*)[[:space:]]+(.*)[[:space:]]+(.*)[[:space:]]+(.*)[[:space:]]+(.*)[[:space:]]+(.*)[[:space:]]+(.*)[[:space:]]+(.*)[[:space:]]+(.*)"
if [[ $FILELINE =~ $regex ]]
then
file_permissions="${BASH_REMATCH[1]}"
file_subdirectories="${BASH_REMATCH[2]}"
file_owner="${BASH_REMATCH[3]}"
file_group="${BASH_REMATCH[4]}"
file_size="${BASH_REMATCH[5]}"
file_day="${BASH_REMATCH[6]}"
file_month="${BASH_REMATCH[7]}"
file_time="${BASH_REMATCH[8]}"
file_name="${BASH_REMATCH[9]}"
file_path="./${BASH_REMATCH[9]}"
file_extension="${file_name##*.}"
file_type="file"
# Skip the . and .. folders.
if [[ "$file_name" == "." ]] || [[ "$file_name" == ".." ]] ; then
file_type="directory"
return
fi
# If the file is a directory, but not [.|..] output index.html on end.
if [[ $file_permissions == d* ]]; then
file_type="directory"
file_path="${file_path}/index.html"
fi
else
echo "$FILELINE doesn't match regex" >&2 # this could get noisy if there are a lot of non-matching files
fi
}
# ┌─────────────────────────────────────┐
# │ List Files in Folder │
# └─────────────────────────────────────┘
list_files()
{
IFS=$'\n'
# List all files in folder.
FILES=($(ls -lah . | grep -v "total"))
unset IFS
# Foreach file in the folder...
for FILELINE in "${FILES[@]}"
do
# Get each component of the line
regex_fileline "${FILELINE}"
# Skip the . folder.
if [[ "$file_name" == "." ]]; then
continue
fi
# Skip the root .. folder.
if [[ "$file_name" == ".." ]] && [[ "${ABSOLUTE_PATH}" == "$(pwd)" ]]; then
continue
fi
# Skip index.html if (HIDE_INDEX) is set.
if [[ "$file_name" == "index.html" ]] && [[ "${HIDE_INDEX}" == "yes" ]]; then
continue
fi
if [[ "${GIT_IGNORE}" == "yes" ]]; then
IGNORE="$(gitignore)"
if [[ "${IGNORE}" == "yes" ]]; then
continue
fi
fi
if [[ "$file_type" == "directory" ]]; then
html_li_directory
continue
fi
# Output the <LI>
html_li_file
done
unset FILES
}
# ┌─────────────────────────────────────┐
# │ Foreach folder │
# └─────────────────────────────────────┘
run()
{
IFS=$'\n'
# Find all folders in target directory and remove the target path from each result.
FOLDERS=($(find ${TARGET_PATH} -type d \( ! -name . \) | sed "s#${TARGET_PATH}#.#g"))
unset IFS
# Move into target directory.
cd $TARGET_PATH
for FOLDER in "${FOLDERS[@]}"
do
printf "FOLDER: %s\n" "${FOLDER}"
# Move into FOLDER
cd $FOLDER
# Output HTML head
html_head
# List file and create index
list_files
# Output HTML footer
html_foot
cd $ABSOLUTE_PATH
done
}
# Run script
run