portal/patient/fwk/libs/savant/Savant3/resources/Savant3_Plugin_ahref.php

   1 <?php
   2
   3 /**
   4  *
   5  * Generates an <a href="">...</a> tag.
   6  *
   7  * @package Savant3
   8  *
   9  * @author Paul M. Jones <pmjones@ciaweb.net>
  10  *
  11  * @license http://www.gnu.org/copyleft/lesser.html LGPL
  12  *
  13  * @version $Id: Savant3_Plugin_ahref.php,v 1.4 2005/08/09 12:56:14 pmjones Exp $
  14  *
  15  */
  16
  17 /**
  18  *
  19  * Generates an <a href="">...</a> tag.
  20  *
  21  * @package Savant3
  22  *
  23  * @author Paul M. Jones <pmjones@ciaweb.net>
  24  *
  25  *
  26  */
  27 class Savant3_Plugin_ahref extends Savant3_Plugin
  28 {
  29     /**
  30      *
  31      * Generate an HTML <a href="">...</a> tag.
  32      *
  33      * @access public
  34      *
  35      * @param string|array $href
  36      *          A string URL for the resulting tag. May
  37      *          also be an array with any combination of the keys 'scheme',
  38      *          'host', 'path', 'query', and 'fragment' (c.f. PHP's native
  39      *          parse_url() function).
  40      *
  41      * @param string $text
  42      *          The displayed text of the link.
  43      *
  44      * @param string|array $attr
  45      *          Any extra attributes for the <a> tag.
  46      *
  47      * @return string The <a href="">...</a> tag.
  48      *
  49      */
  50     public function ahref($href, $text, $attr = null)
  51     {
  52         $html = '<a href="';
  53
  54         if (is_array($href)) {
  55             // add the HREF from an array
  56             $tmp = '';
  57
  58             if (isset($href ['scheme'])) {
  59                 $tmp .= $href ['scheme'] . ':';
  60                 if (strtolower($href ['scheme']) != 'mailto') {
  61                     $tmp .= '//';
  62                 }
  63             }
  64
  65             if (isset($href ['host'])) {
  66                 $tmp .= $href ['host'];
  67             }
  68
  69             if (isset($href ['path'])) {
  70                 $tmp .= $href ['path'];
  71             }
  72
  73             if (isset($href ['query'])) {
  74                 $tmp .= '?' . $href ['query'];
  75             }
  76
  77             if (isset($href ['fragment'])) {
  78                 $tmp .= '#' . $href ['fragment'];
  79             }
  80
  81             $html .= htmlspecialchars($tmp);
  82         } else {
  83             // add the HREF from a scalar
  84             $html .= htmlspecialchars($href);
  85         }
  86
  87         $html .= '"';
  88
  89         // add attributes
  90         if (is_array($attr)) {
  91             // from array
  92             foreach ($attr as $key => $val) {
  93                 $key = htmlspecialchars($key);
  94                 $val = htmlspecialchars($val);
  95                 $html .= " $key=\"$val\"";
  96             }
  97         } elseif (! is_null($attr)) {
  98             // from scalar
  99             $html .= htmlspecialchars(" $attr");
 100         }
 101
 102         // set the link text, close the tag, and return
 103         $html .= '>' . $text . '</a>';
 104         return $html;
 105     }
 106 }