docs/include/classes/A4a/A4a.class.php

   1 <?php
   2 /************************************************************************/
   3 /* AContent                                                             */
   4 /************************************************************************/
   5 /* Copyright (c) 2010                                                   */
   6 /* Inclusive Design Institute                                           */
   7 /*                                                                      */
   8 /* This program is free software. You can redistribute it and/or        */
   9 /* modify it under the terms of the GNU General Public License          */
  10 /* as published by the Free Software Foundation.                        */
  11 /************************************************************************/
  12
  13 /**
  14  * Accessforall General class.
  15  * Based on the specification at:
  16  *              http://www.imsglobal.org/accessibility/index.html
  17  *
  18  * @date        Oct 3rd, 2008
  19  * @author      Harris Wong
  20  */
  21 class A4a {
  22         //variables
  23         var $cid = 0;                                           //content id
  24         var $resource_types = array();          //resource types hash mapping
  25         var $relative_path = '';                        //relative path to the file
  26
  27         //Constructor
  28         function A4a($cid){
  29                 $this->cid = intval($cid);
  30         }
  31
  32
  33         // Return resources type hash mapping.
  34         function getResourcesType($type_id=0){
  35                 $type_id = intval($type_id);
  36
  37                 //if this is the first time calling this function, grab the list from db
  38                 if (empty($resource_types)){
  39                         include_once(TR_INCLUDE_PATH.'classes/DAO/ResourceTypesDAO.class.php');
  40                         $resourceTypesDAO = new ResourceTypesDAO();
  41                         $rows = $resourceTypesDAO->getAll();
  42
  43                         if (is_array($rows))
  44                         {
  45                                 foreach ($rows as $row) $this->resource_types[$row['type_id']] = $row['type'];
  46                         }
  47                 }
  48
  49                 if (!empty($this->resource_types[$type_id])){
  50                         return $this->resource_types[$type_id];
  51                 }
  52                 return $this->resource_types;
  53         }
  54
  55
  56         // Get primary resources
  57         function getPrimaryResources(){
  58                 $pri_resources = array(); // cid=>[resource, language code]
  59
  60                 include_once(TR_INCLUDE_PATH.'classes/DAO/PrimaryResourcesDAO.class.php');
  61                 $primaryResourcesDAO = new PrimaryResourcesDAO();
  62                 $rows = $primaryResourcesDAO->getByContent($this->cid);
  63
  64                 if (is_array($rows)){
  65                         foreach ($rows as $row) {
  66                                 $pri_resources[$row['primary_resource_id']]['resource'] = $row['resource'];
  67                                 if ($row['language_code'] != ''){
  68                                         $pri_resources[$row['primary_resource_id']]['language_code'] = $row['language_code'];
  69                                 }
  70                         }
  71                 }
  72                 return $pri_resources;
  73         }
  74
  75
  76         // Get primary resources types
  77         function getPrimaryResourcesTypes($pri_resource_id=0){
  78                 $pri_resource_id = intval($pri_resource_id);
  79
  80                 //quit if id not specified
  81                 if ($pri_resource_id == 0) {
  82                         return array();
  83                 }
  84
  85                 $pri_resources_types = array(); // cid=>[type id]+
  86
  87                 include_once(TR_INCLUDE_PATH.'classes/DAO/PrimaryResourcesTypesDAO.class.php');
  88                 $primaryResourcesTypesDAO = new PrimaryResourcesTypesDAO();
  89                 $rows = $primaryResourcesTypesDAO->getByResourceID($pri_resource_id);
  90
  91                 if (is_array($rows)){
  92                         foreach ($rows as $row) {
  93                                 $pri_resources_types[$pri_resource_id][] = $row['type_id'];
  94                         }
  95                 }
  96                 return $pri_resources_types;
  97         }
  98
  99
 100         // Get secondary resources
 101         function getSecondaryResources($pri_resource_id=0){
 102                 global $db;
 103
 104                 $pri_resource_id = intval($pri_resource_id);
 105
 106                 //quit if id not specified
 107                 if ($pri_resource_id == 0) {
 108                         return array();
 109                 }
 110
 111                 $sec_resources = array(); // cid=>[resource, language code]
 112                 include_once(TR_INCLUDE_PATH.'classes/DAO/SecondaryResourcesDAO.class.php');
 113                 $secondaryResourcesDAO = new SecondaryResourcesDAO();
 114                 $rows = $secondaryResourcesDAO->getByPrimaryResourceID($pri_resource_id);
 115
 116                 if (is_array($rows)){
 117                         foreach ($rows as $row) {
 118                                 $sec_resources[$row['secondary_resource_id']]['resource'] = $row['secondary_resource'];
 119                                 if ($row['language_code'] != ''){
 120                                         $sec_resources[$row['secondary_resource_id']]['language_code'] = $row['language_code'];
 121                                 }
 122                         }
 123                 }
 124                 return $sec_resources;
 125         }
 126
 127
 128         // Get secondary resources types
 129         function getSecondaryResourcesTypes($sec_resource_id=0){
 130                 $sec_resource_id = intval($sec_resource_id);
 131
 132                 //quit if id not specified
 133                 if ($sec_resource_id == 0) {
 134                         return array();
 135                 }
 136
 137                 $sec_resources_types = array(); // cid=>[type id]+
 138                 include_once(TR_INCLUDE_PATH.'classes/DAO/SecondaryResourcesTypesDAO.class.php');
 139                 $secondaryResourcesTypesDAO = new SecondaryResourcesTypesDAO();
 140                 $rows = $secondaryResourcesTypesDAO->getByResourceID($sec_resource_id);
 141
 142                 if (is_array($rows)){
 143                         foreach ($rows as $row) {
 144                                 $sec_resources_types[] = $row['type_id'];
 145                         }
 146                 }
 147                 return $sec_resources_types;
 148         }
 149
 150
 151         // Insert primary resources into the db
 152         // @return primary resource id.
 153         function setPrimaryResource($content_id, $file_name, $lang){
 154                 include_once(TR_INCLUDE_PATH.'classes/DAO/PrimaryResourcesDAO.class.php');
 155                 $primaryResourcesDAO = new PrimaryResourcesDAO();
 156
 157                 if ($primaryResourcesDAO->Create($content_id, $file_name, $lang)){
 158                         return mysql_insert_id();
 159                 }
 160                 return false;
 161         }
 162
 163         // Insert primary resource type
 164         function setPrimaryResourceType($primary_resource_id, $type_id){
 165                 include_once(TR_INCLUDE_PATH.'classes/DAO/PrimaryResourcesTypesDAO.class.php');
 166                 $primaryResourcesTypesDAO = new PrimaryResourcesTypesDAO();
 167                 $primaryResourcesTypesDAO->Create($primary_resource_id, $type_id);
 168         }
 169
 170         // Insert secondary resource
 171         // @return secondary resource id
 172         function setSecondaryResource($primary_resource_id, $file_name, $lang){
 173                 include_once(TR_INCLUDE_PATH.'classes/DAO/SecondaryResourcesDAO.class.php');
 174                 $secondaryResourcesDAO = new SecondaryResourcesDAO();
 175                 if ($secondaryResourcesDAO->Create($primary_resource_id, $file_name, $lang)){
 176                         return mysql_insert_id();
 177                 }
 178                 return false;
 179         }
 180
 181         // Insert secondary resource
 182         function setSecondaryResourceType($secondary_resource, $type_id){
 183                 include_once(TR_INCLUDE_PATH.'classes/DAO/SecondaryResourcesTypesDAO.class.php');
 184                 $secondaryResourcesTypesDAO = new SecondaryResourcesTypesDAO();
 185                 $secondaryResourcesTypesDAO->Create($secondary_resource, $type_id);
 186         }
 187
 188
 189         // Set the relative path to all files
 190         function setRelativePath($path){
 191                 $this->relative_path = $path . '/';
 192         }
 193
 194
 195         // Delete all materials associated with this content
 196         function deleteA4a(){
 197                 include_once(TR_INCLUDE_PATH.'classes/DAO/PrimaryResourcesDAO.class.php');
 198                 $primaryResourcesDAO = new PrimaryResourcesDAO();
 199                 $rows = $primaryResourcesDAO->Delete($this->cid);
 200         }
 201 }
 202
 203 ?>