include/Icons.php

   1 <?php
   2 /*
   3  * Copyright (C) 2003-2004 Polytechnique.org
   4  * http://opensource.polytechnique.org/
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21
  22 /** This class describes Diogenes' icons.
  23  */
  24 class Diogenes_Icons
  25 {
  26   /** Construct an object to manipulate Diogenes's icons.
  27    */
  28   function Diogenes_Icons($theme = 'gartoon')
  29   {
  30     $this->theme = $theme;
  31   }
  32
  33
  34   /** Return the available icon themes.
  35    */
  36   function get_icon_themes()
  37   {
  38     $themes = array(
  39       'gartoon' => array(
  40         'action' => array(
  41           'add'         => 'action-add.png',
  42           'delete'      => 'action-delete.png',
  43           'edit'        => 'action-edit.png',
  44           'properties'  => 'action-properties.png',
  45           'plugins'     => 'action-plugins.png',
  46           'revisions'   => 'action-revisions.png',
  47           'rename'      => 'action-rename.png',
  48           'remove'      => 'action-remove.png',
  49           'update'      => 'action-update.png',
  50           'view'        => 'action-view.png',
  51         ),
  52         'barrel' => array(
  53           'home'        => 'barrel-home.png',
  54           'directory'   => 'barrel-directory.png'
  55         ),
  56         'mime' => array(
  57           'audio'      => 'mime-audio.png',
  58           'deb'        => 'mime-deb.png',
  59           'drm'        => 'mime-drm.png',
  60           'excel'      => 'mime-excel.png',
  61           'html'       => 'mime-html.png',
  62           'lyx'        => 'mime-lyx.png',
  63           'msword'     => 'mime-msword.png',
  64           'postscript' => 'mime-postscript.png',
  65           'powerpoint' => 'mime-powerpoint.png',
  66           'pdf'        => 'mime-pdf.png',
  67           'image'      => 'mime-image.png',
  68           'text'       => 'mime-text.png',
  69           'video'      => 'mime-video.png',
  70           'compressed' => 'mime-compressed.png',
  71           'unknown'    => 'mime-unknown.png',
  72           'xml'        => 'mime-xml.png',
  73         ),
  74         'perm' => array(
  75           'public'     => 'perm-public.png',
  76           'auth'       => 'perm-auth.png',
  77           'user'       => 'perm-user.png',
  78           'admin'      => 'perm-admin.png',
  79           'forbidden'  => 'perm-forbidden.png',
  80         )
  81       )
  82     );
  83
  84     return $themes;
  85   }
  86
  87
  88   /** Return the icon associated with an action.
  89    *
  90    * @param $category the icon category
  91    * @param $name the icon name
  92    */
  93   function get_icon($category, $name)
  94   {
  95     global $globals;
  96     $maps = $this->get_icon_themes();
  97
  98     if (isset($maps[$this->theme][$category][$name])) {
  99       return $globals->rooturl . "images/".$maps[$this->theme][$category][$name];
 100     } else {
 101       trigger_error("could not find icon for '$name' in category '$category'", E_USER_WARNING);
 102       return false;
 103     }
 104   }
 105
 106
 107   /** Return the icon associated with an action.
 108    *
 109    * @param $action the action we are describing
 110    */
 111   function get_action_icon($action)
 112   {
 113     return $this->get_icon('action', $action);
 114   }
 115
 116
 117   /** Return the icons associated with an array of actions
 118    *
 119    * @param $actions the actions we are describing
 120    */
 121   function get_action_icons($actions)
 122   {
 123     $oactions = array();
 124     foreach ($actions as $action)
 125     {
 126        $oaction = $action;
 127        if (isset($action[2]))
 128        {
 129          $oaction[2] = $this->get_action_icon($action[2]);
 130        }
 131        array_push($oactions, $oaction);
 132     }
 133     return $oactions;
 134   }
 135
 136
 137   /** Return the icon associated with a file's MIME content-type
 138    *
 139    * @param $filename the file we are describing
 140    */
 141   function get_mime_icon($filename)
 142   {
 143     global $globals;
 144
 145     $type = get_mime_type($filename);
 146
 147     if (preg_match('/^application\/msword$/', $type)) {
 148       $itype = 'msword';
 149     } elseif (preg_match('/^application\/vnd\.ms-powerpoint$/', $type)) {
 150       $itype = 'powerpoint';
 151     } elseif (preg_match('/^application\/vnd\.oma\.drm\.(content|message)$/', $type)) {
 152       $itype = 'drm';
 153     } elseif (preg_match('/^application\/(arj|x-bzip|x-bzip2|x-gzip|x-compressed|zip)$/', $type)) {
 154       $itype = 'compressed';
 155     } elseif (preg_match('/^application\/pdf$/', $type)) {
 156       $itype = 'pdf';
 157     } elseif (preg_match('/^application\/postscript$/', $type)) {
 158       $itype = 'postscript';
 159     } elseif (preg_match('/^application\/x-deb$/', $type)) {
 160       $itype = 'deb';
 161     } elseif (preg_match('/^audio\//', $type)) {
 162       $itype = 'audio';
 163     } elseif (preg_match('/^application\/vnd\.ms-excel$/', $type)) {
 164       $itype = 'excel';
 165     } elseif (preg_match('/^image\//', $type)) {
 166       $itype = 'image';
 167     } elseif (preg_match('/^text\/html$/', $type)) {
 168       $itype = 'html';
 169     } elseif (preg_match('/^text\/xml$/', $type)) {
 170       $itype = 'xml';
 171     } elseif (preg_match('/^text\/x-lyx$/', $type)) {
 172       $itype = 'lyx';
 173     } elseif (preg_match('/^text\//', $type)) {
 174       $itype = 'text';
 175     } elseif (preg_match('/^video\//', $type)) {
 176       $itype = 'video';
 177     } else {
 178       $itype = 'unknown';
 179     }
 180
 181     return $this->get_icon('mime', $itype);
 182   }
 183 }
 184
 185 ?>