printer_navigation.php

   1 <?php
   2 /*=====================================================================*\
   3 || ###################################################################
   4 || # Iris Studios Shared Object Framework [#]issoversion[#]
   5 || # Copyright ©2002-[#]year[#] Iris Studios, Inc.
   6 || #
   7 || # This program is free software; you can redistribute it and/or modify
   8 || # it under the terms of the GNU General Public License as published by
   9 || # the Free Software Foundation; version [#]gpl[#] of the License.
  10 || #
  11 || # This program is distributed in the hope that it will be useful, but
  12 || # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  13 || # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  14 || # more details.
  15 || #
  16 || # You should have received a copy of the GNU General Public License along
  17 || # with this program; if not, write to the Free Software Foundation, Inc.,
  18 || # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  19 || ###################################################################
  20 \*=====================================================================*/
  21
  22 /**
  23 * Printer - Navigation Generator
  24 * printer_navigation.php
  25 *
  26 * @package      ISSO
  27 */
  28
  29 /**
  30 * Printer - Navigation Generator
  31 *
  32 * This framework works in conjunction with ISSO.Printer to generate a page header
  33 * and sidebar to be used for navigation. You set the navigation array and then can
  34 * specify a given key to highlight elements. Elements are broken into three types:
  35 * tabs (top of the page), groups (blocks of link actions), and links
  36 *
  37 * @author               Iris Studios, Inc.
  38 * @copyright    Copyright ©2002 - [#]year[#], Iris Studios, Inc.
  39 * @version              $Revision$
  40 * @package              ISSO
  41 *
  42 */
  43 class Printer_Navigation
  44 {
  45         /**
  46         * Framework registry object
  47         * @var  object
  48         * @access       private
  49         */
  50         var $registry = null;
  51
  52         /**
  53         * Global links that are used for admin home, logout, etc.
  54         * @var  array
  55         * @access       private
  56         */
  57         var $toplinks = array();
  58
  59         /**
  60         * Navigational tabs: array(text, url)
  61         * @var  array
  62         * @access       private
  63         */
  64         var $tabs = array();
  65
  66         /**
  67         * Sections: text
  68         * @var  array
  69         * @access       private
  70         */
  71         var $sections = array();
  72
  73         /**
  74         * Links: array(text, url)
  75         * @var  array
  76         * @access       private
  77         */
  78         var $links = array();
  79
  80         /**
  81         * Array of scopes to set focus to key
  82         * @var  array
  83         * @access       private
  84         */
  85         var $focus = array('tab' => null, 'link' => null);
  86
  87         // ###################################################################
  88         /**
  89         * Constructor
  90         */
  91         function __construct(&$registry)
  92         {
  93                 $this->registry =& $registry;
  94         }
  95
  96         // ###################################################################
  97         /**
  98         * (PHP 4) Constructor
  99         */
 100         function Printer_Navigation(&$registry)
 101         {
 102                 $this->__construct($registry);
 103         }
 104
 105         // ###################################################################
 106         /**
 107         * Adds a global link to the array; these cannot be removed once added
 108         *
 109         * @access       public
 110         *
 111         * @param        string  Link text
 112         * @param        string  HREF of the URL
 113         */
 114         function add_top_link($text, $href)
 115         {
 116                 $this->toplinks["$href"] = $text;
 117         }
 118
 119         // ###################################################################
 120         /**
 121         * Adds to the structure array. The following is the global structure
 122         * of the array, but you can specify any entry point. When you add onto
 123         * the structure, it will go at the bottom
 124         * array(
 125         *       '<tab>unique_key'       => array(
 126         *               '<section>unique_key'   => array(
 127         *                       '<link>unique_key'      => array('text', 'url')
 128         *               )
 129         *       )
 130         * )
 131         *
 132         * Note that the portion in brackets is called the "scope"
 133         *
 134         * @access       public
 135         *
 136         * @param        string  Scope to add to
 137         * @param        string  Unique key for the scope
 138         * @param        string  Parent key to add to
 139         * @param        string  Text to display (usually localized)
 140         * @param        string  URL to go to when text is clicked
 141         */
 142         function add_component($scope, $key, $parent, $text, $url)
 143         {
 144                 if ($scope == 'tab')
 145                 {
 146                         $this->tabs["$key"] = array($text, $url);
 147                 }
 148                 else if ($scope == 'section')
 149                 {
 150                         $this->sections["$parent"]["$key"] = $text;
 151                 }
 152                 else if ($scope == 'link')
 153                 {
 154                         $this->links["$parent"]["$key"] = array($text, $url);
 155                 }
 156         }
 157
 158         // ###################################################################
 159         /**
 160         * Sets the focus for either a tab or link
 161         *
 162         * @access       public
 163         *
 164         * @param        string  Scope operator
 165         * @param        string  Unique key in scope
 166         */
 167         function set_focus($scope, $key)
 168         {
 169                 if ($scope == 'tab')
 170                 {
 171                         $array = 'tabs';
 172                 }
 173                 else if ($scope == 'link')
 174                 {
 175                         $array = 'links';
 176                 }
 177                 else
 178                 {
 179                         trigger_error('Printer_Navigation::set_focus() only allows setting of focus for tab and link scopes', E_USER_ERROR);
 180                 }
 181
 182                 if (isset($this->{$array}["$key"]))
 183                 {
 184                         $this->focus["$scope"] = $key;
 185                 }
 186         }
 187
 188         // ###################################################################
 189         /**
 190         * Generates the header HTML that is called in ISSO.Printer->page_start()
 191         * to setup the navigation frame
 192         *
 193         * @access       public
 194         *
 195         * @return       string  Generated HTML content
 196         */
 197         function generate_header_html()
 198         {
 199                 $output = '<!-- navigation start -->' . "\n\n";
 200
 201                 // -------------------------------------------------------------------
 202
 203                 $output2 = array();
 204                 foreach ($this->toplinks AS $href => $text)
 205                 {
 206                         $output2[] = '<a href="' . $href . '" class="nav_toplink">' . $text . '</a>';
 207                 }
 208
 209                 $output .= implode(' &bull; ', $output2);
 210
 211                 // -------------------------------------------------------------------
 212
 213                 $output .= '<div id="tabbar">';
 214                 foreach ($this->tabs AS $key => $content)
 215                 {
 216                         $link = "\n\t" . '<a href="' . $content[1] . '" class="tab';
 217                         if ($this->focus['tab'] == $key)
 218                         {
 219                                 $link .= ' focus';
 220                         }
 221
 222                         $link .= '">' . $content[0] . '</a>';
 223
 224                         $output .= $link;
 225                 }
 226                 $output .= "\n" . '</div>';
 227
 228                 // -------------------------------------------------------------------
 229
 230                 $output .= "\n" . '<table id="contentbody" cellspacing="0" cellpadding="0" border="0">';
 231                 $output .= "\n" . '<tr>';
 232
 233                 $output .= '<td id="menu"><ul>';
 234                 foreach ((array)$this->sections[ $this->focus['tab'] ] AS $key => $text)
 235                 {
 236                         $output .= '<li><strong>' . $text . '</strong><ul>';
 237                         foreach ((array)$this->links["$key"] AS $key2 => $content)
 238                         {
 239                                 $link = '<li><a href="' . $content[1] . '" class="link">' . $content[0] . '</a></li>';
 240                                 if ($this->focus['link'] == $key)
 241                                 {
 242                                         $output .= "<em>$link</em>";
 243                                 }
 244                                 else
 245                                 {
 246                                         $output .= $link;
 247                                 }
 248                         }
 249                         $output .= '</ul>';
 250                 }
 251                 $output .= '</ul></td>';
 252
 253                 $output .= "\n" . '<td id="mainbody">';
 254
 255                 return $output;
 256         }
 257
 258         // ###################################################################
 259         /**
 260         * Generates the HTML that is inserted in ISSO.Printer->page_end() that
 261         * closes all of the navigation HTML stuff
 262         *
 263         * @access       public
 264         *
 265         * @return       string  Generated HTML content
 266         */
 267         function generate_footer_html()
 268         {
 269                 $output = '';
 270
 271                 $output .= "\n" . '</td>';
 272                 $output .= "\n" . '</tr>';
 273
 274                 $output .= "\n\n" . '</table>';
 275
 276                 return $output;
 277         }
 278 }
 279
 280 /*=====================================================================*\
 281 || ###################################################################
 282 || # $HeadURL$
 283 || # $Id$
 284 || ###################################################################
 285 \*=====================================================================*/
 286 ?>