<?php
/* ------------------------------------
EDGE Press v0.1
- Extend functionality to Word Press
--------------------------------------- */

add_theme_support( 'post-thumbnails' ); 

function root() {
  return get_template_directory_uri().'/';
}

/*
Get path to assets directory
  @return = relative path to specified assets directory
*/
function img()   { return root().'assets/img/'; }
function css()   { return root().'assets/css/'; }
function js()    { return root().'assets/js/';  }
function files() { return root().'assets/files/'; }

/*
  Get the last word from the URL, useful for Header-menu's active state
  @return = the last word from the current page
*/
function get_current_page() {
  $pageURL = 'http';
  if ($_SERVER["SERVER_PORT"] != "80") {
    $pageURL .= $_SERVER["SERVER_NAME"].":".$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"];
  } else {
    $pageURL .= $_SERVER["SERVER_NAME"].$_SERVER["REQUEST_URI"];
  }
  $url_break = explode('/', $pageURL);
  return $url_break[count($url_break) - 2];
}

/*
  Ellipsize the text (Adding "..." at the end of the word)
  Always stop at the end of a word.
  @param text        = The statement to be ellipsized
         char_number = Number of characters before adding the ellipse
         etc         = The ellipse text to be added, default to "..."
  @return = the ellipsed text
*/
function ellipsize($text, $char_number, $etc = "...") {
  $text = html_entity_decode($text, ENT_QUOTES);
  if (strlen($text) > $char_number) {
    $text = substr($text, 0, $char_number);
    $text = substr($text,0,strrpos($text," "));

    $punctuation = ".!?:;,-"; //punctuation you want removed

    $text = (strspn(strrev($text),  $punctuation) != 0)
            ?
            substr($text, 0, -strspn(strrev($text),  $punctuation))
            :
            $text;

    $text = $text.$etc;
  }
  $text = htmlentities($text, ENT_QUOTES);
  return $text;
}