index.sh


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#!/bin/bash

if [ "$REQUEST_URI" = '/favicon.ico' ]; then
  exit 0
fi

SCRIPT_DIR="$( cd "$( dirname "$(readlink -f "$0")" )" >/dev/null 2>&1 && pwd )"
source ./config.sh

RESPONSE_CONTENT_TYPE="text/html"
STATUS=200
EXTRA_HEADERS=

HEADER_TITLE='cd programadores/;cd Jefferson\ Julio/;source jefferson.sh'
HEADER_TITLE_MOBILE="$HEADER_TITLE"

urldecode() { : "${*//+/ }"; echo -e "${_//%/\\x}"; }

status-ok () {
  [ "$STATUS" -gt 199 ] && [ "$STATUS" -lt 300 ] && echo 1
}

strip-html-tags () {
  echo "$1" | sed 's/<[^>]*>//g'
}

sanitize-filename () {
  echo "${1// /\\ }"
}

scape-regex () {
  echo "$1" |
    sed 's/(/\\(/g' |
    sed 's/)/\\)/g' |
    sed 's/|/\\|/g'
}

sanitize-html-entities () {
  echo "$1" |
  sed 's/</\&lt;/g' |
  sed 's/>/\&gt;/g'
}

html () {
  cat <<HTML
<!DOCTYPE html>
<html lang="pt-br">
  <head>
    <meta charset="utf-8" />
    <title>jefferson.sh</title>
    <meta name="viewport" content="width=device-width,initial-scale=1" />
    <link rel="icon" type="image/png" href="/static/favicon.png" />
    <link rel="stylesheet" href="/static/styles.css" />
    <link rel="manifest" href="/static/manifest.json" />
  </head>

  <body>
    $(source ./header.sh)
    $(source ./nav.sh)

    <main>
      $BODY
    </main>

    $(source ./footer.sh)
  </body>
</html>
HTML
}

router () {
  REQUEST_URI=$(urldecode "$REQUEST_URI")

  if [ "$REQUEST_METHOD" = "GET" ]; then
    case "$REQUEST_URI" in
      /)
        BODY=$(source ./pages/home.sh)
        ;;
      /contato)
        HEADER_TITLE="source pages/contato.sh"
        HEADER_TITLE_MOBILE="$HEADER_TITLE"
        BODY=$(source ./pages/contato.sh)
        ;;
      /$ARTICLES_PATH*)
        ARTICLE_FILE=.$REQUEST_URI
        HEADER_TITLE="ARTICLE_FILE=$(sanitize-filename "$ARTICLE_FILE");source pages/article.sh"
        HEADER_TITLE_MOBILE="ARTICLE_FILE=$(sanitize-filename "$ARTICLE_FILE");source pages/article.sh"
        BODY=$(source ./pages/article.sh)
        ;;
      *)
        STATUS=404
        HEADER_TITLE="REQUEST_FILE=.$(sanitize-filename "$REQUEST_URI");source page.sh"
        HEADER_TITLE_MOBILE="$HEADER_TITLE"
        BODY="<p class='err-404'>404: .$REQUEST_URI: Arquivo ou diretório inexistente</p>"
        ;;
    esac
  elif [ "$REQUEST_METHOD" = "POST" ]; then
    source $SCRIPT_DIR/lib/cgibashopts/cgibashopts

    POST_DESTINATION="$FORM_destination"

    if [[ ! " ${ALLOWED_POST_FOLDERS[@]} " =~ " ${POST_DESTINATION} " ]]; then
      STATUS=401
      HEADER_TITLE="POST_DESTINATION=$POST_DESTINATION;source jefferson.sh"
      HEADER_TITLE_MOBILE="$HEADER_TITLE"
      BODY="$(cat <<ERR
<p class='err-401'>
  401: .$POST_DESTINATION: Destino inválido, sem 1337 o suficiente.
</p>
ERR
      )"
      return 1
    fi

    POST_PATH="/pages$POST_DESTINATION"
    POST_DESTINATION="${SCRIPT_DIR}/pages$POST_DESTINATION"

    mkdir -p "$POST_DESTINATION"

    case "$REQUEST_URI" in
      /post)
        source $SCRIPT_DIR/utils/handle-post-upload.sh
        ;;
      *)
        STATUS=404
        HEADER_TITLE="REQUEST_FILE=.$(sanitize-filename "$REQUEST_URI");source page.sh"
        HEADER_TITLE_MOBILE="$HEADER_TITLE"
        BODY="<p class='err-404'>404: .$REQUEST_URI: Arquivo ou diretório inexistente</p>"
        ;;
    esac
  fi
}

router

case "$RESPONSE_CONTENT_TYPE" in
  "text/html")
    RESPONSE_BODY=$(html)
    ;;
  *)
    RESPONSE_BODY=$BODY
esac


cat <<INDEX
Content-Type: $RESPONSE_CONTENT_TYPE
Status: $STATUS
$EXTRA_HEADERS

$RESPONSE_BODY
INDEX