1 | <?php |
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2 | /** |
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3 | * eGroupWare - resources |
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4 | * |
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5 | * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License |
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6 | * @package resources |
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7 | * @link http://www.egroupware.org |
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8 | * @author Cornelius Weiss <phpgw@von-und-zu-weiss.de> |
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9 | * @author Lukas Weiss <wnz_gh05t@users.sourceforge.net> |
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10 | * @version $Id: class.bo_resources.inc.php 24207 2007-06-25 16:44:20Z ralfbecker $ |
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11 | */ |
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12 | |
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13 | |
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14 | /** |
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15 | * General business object for resources |
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16 | * |
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17 | * @package resources |
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18 | */ |
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19 | class bo_resources |
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20 | { |
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21 | var $vfs_basedir = '/resources/'; |
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22 | var $pictures_dir = '/resources/pictures/'; |
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23 | var $thumbs_dir = '/resources/pictures/thumbs/'; |
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24 | var $resource_icons = '/resources/templates/default/images/resource_icons/'; |
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25 | var $debug = 0; |
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26 | /** |
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27 | * Instance of resources so object |
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28 | * |
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29 | * @var so_resources |
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30 | */ |
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31 | var $so; |
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32 | |
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33 | function bo_resources() |
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34 | { |
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35 | $this->so =& CreateObject('resources.so_resources'); |
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36 | $this->acl =& CreateObject('resources.bo_acl'); |
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37 | $this->cats = $this->acl->phpgw_cats; |
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38 | $this->vfs =& CreateObject('phpgwapi.vfs'); |
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39 | $this->link =& CreateObject('phpgwapi.bolink'); |
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40 | $this->conf =& CreateObject('phpgwapi.config'); |
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41 | $this->conf->read_repository(); |
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42 | |
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43 | $this->cal_right_transform = array( |
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44 | phpgw_ACL_CALREAD => phpgw_ACL_READ, |
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45 | phpgw_ACL_DIRECT_BOOKING => phpgw_ACL_READ | phpgw_ACL_ADD | phpgw_ACL_EDIT | phpgw_ACL_DELETE, |
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46 | phpgw_ACL_CAT_ADMIN => phpgw_ACL_READ | phpgw_ACL_ADD | phpgw_ACL_EDIT | phpgw_ACL_DELETE, |
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47 | ); |
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48 | } |
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49 | |
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50 | /** |
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51 | * get rows for resources list |
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52 | * |
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53 | * Cornelius Weiss <phpgw@von-und-zu-weiss.de> |
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54 | */ |
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55 | function get_rows($query,&$rows,&$readonlys) |
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56 | { |
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57 | if ($this->debug) _debug_array($query); |
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58 | $query['search'] = $query['search'] ? $query['search'] : '*'; |
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59 | $criteria = array('name' => $query['search'], 'short_description' => $query['search'], 'inventory_number' => $query['search']); |
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60 | $read_onlys = 'res_id,name,short_description,quantity,useable,bookable,buyable,cat_id,location,storage_info'; |
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61 | |
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62 | $accessory_of = $query['view_accs_of'] ? $query['view_accs_of'] : -1; |
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63 | $filter = array('accessory_of' => $accessory_of); |
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64 | if ($query['filter']) |
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65 | { |
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66 | $filter = $filter + array('cat_id' => $query['filter']); |
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67 | } |
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68 | else |
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69 | { |
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70 | $readcats = array_flip((array)$this->acl->get_cats(phpgw_ACL_READ)); |
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71 | if($readcats) $filter = $filter + array('cat_id' => $readcats); |
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72 | } |
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73 | if($query['show_bookable']) $filter = $filter + array('bookable' => true); |
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74 | $order_by = $query['order'] ? $query['order'].' '. $query['sort'] : ''; |
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75 | $start = (int)$query['start']; |
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76 | |
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77 | $rows = $this->so->search($criteria,$read_onlys,$order_by,'','%',$empty=False,$op='OR',$start,$filter,$join='',$need_full_no_count=false); |
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78 | $nr = $this->so->total; |
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79 | |
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80 | // we are called to serve bookable resources (e.g. calendar-dialog) |
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81 | if($query['show_bookable']) |
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82 | { |
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83 | // This is somehow ugly, i know... |
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84 | foreach((array)$rows as $num => $resource) |
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85 | { |
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86 | $rows[$num]['default_qty'] = 1; |
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87 | } |
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88 | // we don't need all the following testing |
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89 | return $nr; |
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90 | } |
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91 | |
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92 | foreach((array)$rows as $num => $resource) |
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93 | { |
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94 | if (!$this->acl->is_permitted($resource['cat_id'],phpgw_ACL_EDIT)) |
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95 | { |
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96 | $readonlys["edit[$resource[res_id]]"] = true; |
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97 | } |
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98 | if (!$this->acl->is_permitted($resource['cat_id'],phpgw_ACL_DELETE)) |
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99 | { |
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100 | $readonlys["delete[$resource[res_id]]"] = true; |
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101 | } |
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102 | if ((!$this->acl->is_permitted($resource['cat_id'],phpgw_ACL_ADD)) || $accessory_of != -1) |
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103 | { |
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104 | $readonlys["new_acc[$resource[res_id]]"] = true; |
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105 | } |
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106 | if (!$resource['bookable']) |
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107 | { |
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108 | $readonlys["bookable[$resource[res_id]]"] = true; |
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109 | $readonlys["calendar[$resource[res_id]]"] = true; |
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110 | } |
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111 | if(!$this->acl->is_permitted($resource['cat_id'],phpgw_ACL_CALREAD)) |
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112 | { |
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113 | $readonlys["calendar[$resource[res_id]]"] = true; |
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114 | } |
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115 | if (!$resource['buyable']) |
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116 | { |
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117 | $readonlys["buyable[$resource[res_id]]"] = true; |
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118 | } |
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119 | $readonlys["view_acc[$resource[res_id]]"] = true; |
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120 | $links = $this->link->get_links('resources',$resource['res_id']); |
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121 | if(count($links) != 0 && $accessory_of == -1) |
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122 | { |
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123 | foreach ($links as $link_num => $link) |
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124 | { |
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125 | if($link['app'] == 'resources') |
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126 | { |
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127 | if($this->so->get_value('accessory_of',$link['res_id']) != -1) |
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128 | { |
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129 | $readonlys["view_acc[$resource[res_id]]"] = false; |
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130 | } |
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131 | } |
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132 | } |
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133 | } |
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134 | $rows[$num]['picture_thumb'] = $this->get_picture($resource['res_id']); |
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135 | $rows[$num]['admin'] = $this->acl->get_cat_admin($resource['cat_id']); |
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136 | } |
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137 | return $nr; |
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138 | } |
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139 | |
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140 | /** |
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141 | * reads a resource exept binary datas |
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142 | * |
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143 | * Cornelius Weiss <phpgw@von-und-zu-weiss.de> |
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144 | * @param int $res_id resource id |
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145 | * @return array with key => value or false if not found or allowed |
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146 | */ |
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147 | function read($res_id) |
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148 | { |
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149 | if(!$this->acl->is_permitted($this->so->get_value('cat_id',$res_id),phpgw_ACL_READ)) |
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150 | { |
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151 | echo lang('You are not permitted to get information about this resource!') . '<br>'; |
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152 | echo lang('Notify your administrator to correct this situation') . '<br>'; |
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153 | return false; |
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154 | } |
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155 | return $this->so->read(array('res_id' => $res_id)); |
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156 | } |
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157 | |
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158 | /** |
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159 | * saves a resource. pictures are saved in vfs |
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160 | * |
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161 | * Cornelius Weiss <phpgw@von-und-zu-weiss.de> |
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162 | * @param array $resource array with key => value of all needed datas |
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163 | * @return string msg if somthing went wrong; nothing if all right |
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164 | */ |
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165 | function save($resource) |
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166 | { |
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167 | if(!$this->acl->is_permitted($resource['cat_id'],phpgw_ACL_EDIT)) |
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168 | { |
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169 | return lang('You are not permitted to edit this reource!'); |
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170 | } |
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171 | |
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172 | // we need an id to save pictures and make links... |
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173 | if(!$resource['res_id']) |
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174 | { |
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175 | $resource['res_id'] = $this->so->save($resource); |
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176 | } |
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177 | |
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178 | switch ($resource['picture_src']) |
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179 | { |
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180 | case 'own_src': |
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181 | $vfs_data = array('string' => $this->pictures_dir.$resource['res_id'].'.jpg','relatives' => array(RELATIVE_ROOT)); |
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182 | if($resource['own_file']['size'] > 0) |
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183 | { |
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184 | $msg = $this->save_picture($resource['own_file'],$resource['res_id']); |
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185 | break; |
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186 | } |
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187 | elseif($this->vfs->file_exists($vfs_data)) |
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188 | { |
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189 | break; |
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190 | } |
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191 | $resource['picture_src'] = 'cat_src'; |
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192 | case 'cat_src': |
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193 | break; |
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194 | case 'gen_src': |
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195 | $resource['picture_src'] = $resource['gen_src_list']; |
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196 | break; |
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197 | default: |
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198 | if($resource['own_file']['size'] > 0) |
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199 | { |
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200 | $resource['picture_src'] = 'own_src'; |
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201 | $msg = $this->save_picture($resource['own_file'],$resource['res_id']); |
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202 | } |
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203 | else |
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204 | { |
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205 | $resource['picture_src'] = 'cat_src'; |
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206 | } |
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207 | } |
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208 | // somthing went wrong on saving own picture |
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209 | if($msg) |
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210 | { |
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211 | return $msg; |
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212 | } |
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213 | |
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214 | // delete old pictures |
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215 | if($resource['picture_src'] != 'own_src') |
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216 | { |
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217 | $this->remove_picture($resource['res_id']); |
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218 | } |
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219 | |
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220 | // save links |
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221 | if(is_array($resource['link_to']['to_id'])) |
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222 | { |
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223 | $this->link->link('resources',$resource['res_id'],$resource['link_to']['to_id']); |
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224 | } |
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225 | if($resource['accessory_of'] != -1) |
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226 | { |
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227 | $this->link->link('resources',$resource['res_id'],'resources',$resource['accessory_of']); |
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228 | } |
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229 | |
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230 | if(!empty($resource['res_id']) && $this->so->get_value("cat_id",$resource['res_id']) != $resource['cat_id'] && $resource['accessory_of'] == -1) |
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231 | { |
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232 | $accessories = $this->get_acc_list($resource['res_id']); |
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233 | foreach($accessories as $accessory => $name) |
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234 | { |
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235 | $acc = $this->so->read($accessory); |
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236 | $acc['cat_id'] = $resource['cat_id']; |
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237 | $this->so->data = $acc; |
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238 | $this->so->save(); |
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239 | } |
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240 | } |
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241 | |
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242 | return $this->so->save($resource) ? false : lang('Something went wrong by saving resource'); |
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243 | } |
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244 | |
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245 | /** |
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246 | * deletes resource including pictures and links |
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247 | * |
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248 | * @author Lukas Weiss <wnz_gh05t@users.sourceforge.net> |
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249 | * @param int $res_id id of resource |
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250 | */ |
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251 | function delete($res_id) |
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252 | { |
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253 | if(!$this->acl->is_permitted($this->so->get_value('cat_id',$res_id),phpgw_ACL_DELETE)) |
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254 | { |
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255 | return lang('You are not permitted to delete this reource!'); |
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256 | } |
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257 | |
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258 | if ($this->so->delete(array('res_id'=>$res_id))) |
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259 | { |
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260 | $this->remove_picture($res_id); |
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261 | $this->link->unlink(0,'resources',$res_id); |
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262 | // delete the resource from the calendar |
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263 | ExecMethod('calendar.socal.change_delete_user','r'.$res_id); |
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264 | return false; |
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265 | } |
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266 | return lang('Something went wrong by deleting resource'); |
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267 | } |
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268 | |
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269 | /** |
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270 | * gets list of accessories for resource |
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271 | * |
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272 | * Cornelius Weiss <phpgw@von-und-zu-weiss.de> |
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273 | * @param int $res_id id of resource |
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274 | * @return array |
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275 | */ |
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276 | function get_acc_list($res_id) |
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277 | { |
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278 | if($res_id < 1){return;} |
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279 | $data = $this->so->search('','res_id,name','','','','','',$start,array('accessory_of' => $res_id),'',$need_full_no_count=true); |
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280 | foreach($data as $num => $resource) |
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281 | { |
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282 | $acc_list[$resource['res_id']] = $resource['name']; |
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283 | } |
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284 | return $acc_list; |
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285 | } |
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286 | |
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287 | /** |
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288 | * returns info about resource for calender |
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289 | * @author Cornelius Weiss<phpgw@von-und-zu-weiss.de> |
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290 | * @param int/array $res_id single id or array $num => $res_id |
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291 | * @return array |
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292 | */ |
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293 | function get_calendar_info($res_id) |
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294 | { |
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295 | //echo "<p>bo_resources::get_calendar_info(".print_r($res_id,true).")</p>\n"; |
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296 | if(!is_array($res_id) && $res_id < 1) return; |
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297 | |
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298 | $data = $this->so->search(array('res_id' => $res_id),'res_id,cat_id,name,useable'); |
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299 | |
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300 | foreach($data as $num => $resource) |
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301 | { |
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302 | $data[$num]['rights'] = false; |
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303 | foreach($this->cal_right_transform as $res_right => $cal_right) |
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304 | { |
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305 | if($this->acl->is_permitted($resource['cat_id'],$res_right)) |
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306 | { |
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307 | $data[$num]['rights'] = $cal_right; |
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308 | } |
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309 | } |
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310 | $data[$num]['responsible'] = $this->acl->get_cat_admin($resource['cat_id']); |
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311 | } |
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312 | return $data; |
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313 | } |
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314 | |
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315 | /** |
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316 | * returns status for a new calendar entry depending on resources ACL |
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317 | * @author Cornelius Weiss <phpgw@von-und-zu-weiss.de> |
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318 | * @param int $res_id single id |
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319 | * @return array |
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320 | */ |
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321 | function get_calendar_new_status($res_id) |
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322 | { |
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323 | $data = $this->so->search(array('res_id' => $res_id),'res_id,cat_id,bookable'); |
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324 | if($data[0]['bookable'] == 0) return 'x'; |
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325 | return $this->acl->is_permitted($data[0]['cat_id'],phpgw_ACL_DIRECT_BOOKING) ? A : U; |
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326 | } |
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327 | |
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328 | /** |
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329 | * @author Cornelius Weiss <phpgw@von-und-zu-weiss.de> |
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330 | * query infolog for entries matching $pattern |
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331 | * |
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332 | */ |
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333 | function link_query( $pattern ) |
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334 | { |
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335 | $criteria = array('name' => $pattern, 'short_description' => $pattern); |
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336 | $only_keys = 'res_id,name,short_description'; |
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337 | $filter = array( |
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338 | 'cat_id' => array_flip((array)$this->acl->get_cats(phpgw_ACL_READ)), |
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339 | //'accessory_of' => '-1' |
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340 | ); |
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341 | $data = $this->so->search($criteria,$only_keys,$order_by='',$extra_cols='',$wildcard='%',$empty,$op='OR',false,$filter); |
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342 | foreach($data as $num => $resource) |
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343 | { |
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344 | $list[$resource['res_id']] = $resource['name']. ($resource['short_description'] ? ', ['.$resource['short_description'].']':''); |
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345 | } |
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346 | return $list; |
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347 | } |
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348 | |
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349 | /** |
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350 | * @author Cornelius Weiss <phpgw@von-und-zu-weiss.de> |
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351 | * get title for an infolog entry identified by $res_id |
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352 | * |
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353 | * @return string/boolean string with title, null if resource does not exist or false if no perms to view it |
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354 | */ |
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355 | function link_title( $resource ) |
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356 | { |
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357 | if (!is_array($resource)) |
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358 | { |
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359 | if (!($resource = $this->so->read(array('res_id' => $resource)))) return null; |
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360 | } |
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361 | if(!$this->acl->is_permitted($resource['cat_id'],phpgw_ACL_READ)) return false; |
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362 | |
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363 | return $resource['name']. ($resource['short_description'] ? ', ['.$resource['short_description'].']':''); |
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364 | } |
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365 | |
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366 | /** |
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367 | * resizes and saves an pictures in vfs |
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368 | * |
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369 | * Cornelius Weiss <phpgw@von-und-zu-weiss.de> |
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370 | * @param array $file array with key => value |
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371 | * @param int $resource_id |
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372 | * @return mixed string with msg if somthing went wrong; nothing if all right |
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373 | * TODO make thumb an picture sizes choosable by preferences |
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374 | */ |
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375 | function save_picture($file,$resouce_id) |
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376 | { |
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377 | // test upload dir |
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378 | $vfs_data = array('string'=>$this->vfs_basedir,'relatives'=>array(RELATIVE_ROOT)); |
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379 | if (!($this->vfs->file_exists($vfs_data))) |
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380 | { |
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381 | $this->vfs->override_acl = 1; |
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382 | $this->vfs->mkdir($vfs_data); |
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383 | $vfs_data['string'] = $this->pictures_dir; |
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384 | $this->vfs->mkdir($vfs_data); |
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385 | $vfs_data['string'] = $this->thumbs_dir; |
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386 | $this->vfs->mkdir($vfs_data); |
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387 | $this->vfs->override_acl = 0; |
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388 | } |
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389 | |
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390 | switch($file['type']) |
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391 | { |
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392 | case 'image/gif': |
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393 | $src_img = imagecreatefromgif($file['tmp_name']); |
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394 | break; |
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395 | case 'image/jpeg': |
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396 | case 'image/pjpeg': |
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397 | $src_img = imagecreatefromjpeg($file['tmp_name']); |
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398 | break; |
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399 | case 'image/png': |
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400 | case 'image/x-png': |
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401 | $src_img = imagecreatefrompng($file['tmp_name']); |
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402 | break; |
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403 | default: |
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404 | return lang('Picture type is not supported, sorry!'); |
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405 | } |
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406 | |
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407 | $src_img_size = getimagesize($file['tmp_name']); |
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408 | $dst_img_size = array( 0 => 320, 1 => 240); |
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409 | $thumb_size = array( 0 => 64, 1 => 48); |
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410 | |
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411 | $tmp_dir = $GLOBALS['phpgw_info']['server']['temp_dir'].'/'; |
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412 | if($src_img_size[0] > 64 || $src_img_size[1] > 48) |
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413 | { |
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414 | $f = $thumb_size[0] / $src_img_size[0]; |
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415 | $f = $thumb_size[1] / $src_img_size[1] < $f ? $thumb_size[1] / $src_img_size[1] : $f; |
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416 | $dst_img = imagecreatetruecolor($src_img_size[0] * $f, $src_img_size[1] * $f); |
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417 | imagecopyresized($dst_img,$src_img,0,0,0,0,$src_img_size[0] * $f,$src_img_size[1] * $f,$src_img_size[0],$src_img_size[1]); |
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418 | imagejpeg($dst_img,$tmp_dir.$resouce_id.'.thumb.jpg'); |
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419 | if($src_img_size[0] > $dst_img_size[0] || $src_img_size[1] > $dst_img_size[1]) |
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420 | { |
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421 | $f = $dst_img_size[0] / $src_img_size[0]; |
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422 | $f = $dst_img_size[1] / $src_img_size[1] < $f ? $dst_img_size[1] / $src_img_size[1] : $f; |
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423 | $dst_img = imagecreatetruecolor($src_img_size[0] * $f, $src_img_size[1] * $f); |
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424 | imagecopyresized($dst_img,$src_img,0,0,0,0,$src_img_size[0] * $f,$src_img_size[1] * $f,$src_img_size[0],$src_img_size[1]); |
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425 | imagejpeg($dst_img,$tmp_dir.$resouce_id.'.jpg'); |
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426 | } |
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427 | else |
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428 | { |
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429 | imagejpeg($src_img,$tmp_dir.$resouce_id.'.jpg'); |
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430 | } |
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431 | imagedestroy($dst_img); |
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432 | } |
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433 | else |
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434 | { |
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435 | imagejpeg($src_img,$tmp_dir.$resouce_id.'.jpg'); |
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436 | imagejpeg($src_img,$tmp_dir.$resouce_id.'.thumb.jpg'); |
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437 | } |
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438 | imagedestroy($src_img); |
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439 | |
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440 | $this->vfs->override_acl = 1; |
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441 | $this->vfs->cp(array( |
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442 | 'from' => $tmp_dir.$resouce_id.'.jpg', |
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443 | 'to' => $this->pictures_dir.$resouce_id.'.jpg', |
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444 | 'relatives' => array(RELATIVE_NONE|VFS_REAL,RELATIVE_ROOT) |
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445 | )); |
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446 | $this->vfs->set_attributes(array( |
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447 | 'string' => $this->pictures_dir.$resouce_id.'.jpg', |
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448 | 'relatives' => array (RELATIVE_ROOT), |
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449 | 'attributes' => array ( |
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450 | 'mime_type' => 'image/jpeg', |
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451 | 'comment' => 'picture of resource no.'.$resouce_id, |
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452 | 'app' => $GLOBALS['phpgw_info']['flags']['currentapp'] |
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453 | ))); |
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454 | $this->vfs->cp(array( |
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455 | 'from' => $tmp_dir.$resouce_id.'.thumb.jpg', |
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456 | 'to' => $this->thumbs_dir.$resouce_id.'.jpg', |
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457 | 'relatives' => array(RELATIVE_NONE|VFS_REAL,RELATIVE_ROOT) |
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458 | )); |
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459 | $this->vfs->set_attributes(array( |
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460 | 'string' => $this->thumbs_dir.$resouce_id.'.jpg', |
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461 | 'relatives' => array (RELATIVE_ROOT), |
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462 | 'attributes' => array ( |
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463 | 'mime_type' => 'image/jpeg', |
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464 | 'comment' => 'thumbnail of resource no.'.$resouce_id, |
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465 | 'app' => $GLOBALS['phpgw_info']['flags']['currentapp'] |
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466 | ))); |
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467 | $this->vfs->override_acl = 0; |
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468 | return; |
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469 | } |
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470 | |
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471 | /** |
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472 | * get resource picture either from vfs or from symlink |
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473 | * Cornelius Weiss <phpgw@von-und-zu-weiss.de> |
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474 | * @param int $res_id id of resource |
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475 | * @param bool $size false = thumb, true = full pic |
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476 | * @return string url of picture |
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477 | */ |
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478 | function get_picture($res_id=0,$size=false) |
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479 | { |
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480 | if ($res_id > 0) |
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481 | { |
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482 | $src = $this->so->get_value('picture_src',$res_id); |
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483 | } |
---|
484 | switch($src) |
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485 | { |
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486 | case 'own_src': |
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487 | $picture = $this->conf->config_data['dont_use_vfs'] ? $GLOBALS['phpgw_info']['server']['webserver_url'] : 'vfs:'; |
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488 | $picture .= $size ? $this->pictures_dir.$res_id.'.jpg' : $this->thumbs_dir.$res_id.'.jpg'; |
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489 | break; |
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490 | case 'cat_src': |
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491 | list($picture) = $this->cats->return_single($this->so->get_value('cat_id',$res_id)); |
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492 | $picture = unserialize($picture['data']); |
---|
493 | if($picture['icon']) |
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494 | { |
---|
495 | $picture = $GLOBALS['phpgw_info']['server']['webserver_url'].'/phpgwapi/images/'.$picture['icon']; |
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496 | break; |
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497 | } |
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498 | case 'gen_src': |
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499 | default : |
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500 | $picture = $GLOBALS['phpgw_info']['server']['webserver_url'].$this->resource_icons; |
---|
501 | $picture .= strpos($src,'.') !== false ? $src : 'generic.png'; |
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502 | } |
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503 | return $picture; |
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504 | } |
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505 | |
---|
506 | /** |
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507 | * remove_picture |
---|
508 | * removes picture from vfs |
---|
509 | * |
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510 | * Cornelius Weiss <phpgw@von-und-zu-weiss.de> |
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511 | * @param int $res_id id of resource |
---|
512 | * @return bool succsess or not |
---|
513 | */ |
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514 | function remove_picture($res_id) |
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515 | { |
---|
516 | $vfs_data = array('string' => $this->pictures_dir.$res_id.'.jpg','relatives' => array(RELATIVE_ROOT)); |
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517 | $this->vfs->override_acl = 1; |
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518 | if($this->vfs->file_exists($vfs_data)) |
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519 | { |
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520 | $this->vfs->rm($vfs_data); |
---|
521 | $vfs_data['string'] = $this->thumbs_dir.$res_id.'.jpg'; |
---|
522 | $this->vfs->rm($vfs_data); |
---|
523 | } |
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524 | $this->vfs->override_acl = 0; |
---|
525 | } |
---|
526 | |
---|
527 | /** |
---|
528 | * get_genpicturelist |
---|
529 | * gets all pictures from 'generic picutres dir' in selectbox style for eTemplate |
---|
530 | * |
---|
531 | * Cornelius Weiss <phpgw@von-und-zu-weiss.de> |
---|
532 | * @return array directory contens in eTemplates selectbox style |
---|
533 | */ |
---|
534 | function get_genpicturelist() |
---|
535 | { |
---|
536 | $icons['generic.png'] = lang('gernal resource'); |
---|
537 | $dir = dir(phpgw_SERVER_ROOT.$this->resource_icons); |
---|
538 | while($file = $dir->read()) |
---|
539 | { |
---|
540 | if (preg_match('/\\.(png|gif|jpe?g)$/i',$file) && $file != 'generic.png') |
---|
541 | { |
---|
542 | $icons[$file] = substr($file,0,strpos($file,'.')); |
---|
543 | } |
---|
544 | } |
---|
545 | $dir->close(); |
---|
546 | return $icons; |
---|
547 | } |
---|
548 | } |
---|