ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
ilObjLinkResourceAccess Class Reference

Class ilObjLinkResourceAccess. More...

+ Inheritance diagram for ilObjLinkResourceAccess:
+ Collaboration diagram for ilObjLinkResourceAccess:

Public Member Functions

 _getCommands ()
 get commands More...
 
 _checkGoto ($a_target)
 check whether goto script will succeed More...
 
 _checkAccess ($a_cmd, $a_permission, $a_ref_id, $a_obj_id, $a_user_id="")
 checks wether a user may invoke a command or not (this method is called by ilAccessHandler::checkAccess) More...
 
 _preloadData ($a_obj_ids, $a_ref_ids)
 Preload data. More...
 
- Public Member Functions inherited from ilObjectAccess
 _checkAccess ($a_cmd, $a_permission, $a_ref_id, $a_obj_id, $a_user_id="")
 Checks wether a user may invoke a command or not (this method is called by ilAccessHandler::checkAccess) More...
 
 _checkCondition ($a_obj_id, $a_operator, $a_value, $a_usr_id)
 check condition More...
 
 _getCommands ()
 get commands More...
 
 _checkGoto ($a_target)
 check whether goto script will succeed More...
 
 _preloadData ($a_obj_ids, $a_ref_ids)
 Preload data. More...
 

Static Public Member Functions

static _getFirstLink ($a_webr_id)
 Get first link item Check before with _isSingular() if there is more or less than one. More...
 
static _checkDirectLink ($a_obj_id)
 Check whether there is only one active link in the web resource. More...
 
- Static Public Member Functions inherited from ilObjectAccess
static _isOffline ($a_obj_id)
 Type-specific implementation of general status, has to be overwritten. More...
 

Static Public Attributes

static $item = array()
 
static $single_link = array()
 

Detailed Description

Member Function Documentation

◆ _checkAccess()

ilObjLinkResourceAccess::_checkAccess (   $a_cmd,
  $a_permission,
  $a_ref_id,
  $a_obj_id,
  $a_user_id = "" 
)

checks wether a user may invoke a command or not (this method is called by ilAccessHandler::checkAccess)

Parameters
string$a_cmdcommand (not permission!)
string$a_permissionpermission
int$a_ref_idreference id
int$a_obj_idobject id
int$a_user_iduser id (if not provided, current user is taken)
Returns
boolean true, if everything is ok

Reimplemented from ilObjectAccess.

Definition at line 80 of file class.ilObjLinkResourceAccess.php.

81 {
82 global $rbacsystem;
83
84 // Set offline if no valid link exists
85 if($a_permission == 'read')
86 {
87 if(!self::_getFirstLink($a_obj_id) && !$rbacsystem->checkAccessOfUser($a_user_id,'write',$a_ref_id))
88 {
89 return false;
90 }
91 }
92
93 if ($a_cmd == "settings")
94 {
95 if (self::_checkDirectLink($a_obj_id))
96 {
97 return false;
98 }
99 }
100 return parent::_checkAccess($a_cmd, $a_permission, $a_ref_id, $a_obj_id, $a_user_id);
101 }

◆ _checkDirectLink()

static ilObjLinkResourceAccess::_checkDirectLink (   $a_obj_id)
static

Check whether there is only one active link in the web resource.

In this case this link is shown in a new browser window

Definition at line 179 of file class.ilObjLinkResourceAccess.php.

180 {
181 if(isset(self::$single_link[$a_obj_id]))
182 {
183 return self::$single_link[$a_obj_id];
184 }
185 include_once './Modules/WebResource/classes/class.ilLinkResourceItems.php';
186 return self::$single_link[$a_obj_id] = ilLinkResourceItems::_isSingular($a_obj_id);
187 }
static _isSingular($a_webr_id)
Check whether there is only one active link in the web resource.

References ilLinkResourceItems\_isSingular().

Referenced by ilObjLinkResourceListGUI\getCommandFrame(), ilObjLinkResourceListGUI\getCommandLink(), ilObjLinkResourceListGUI\getDescription(), and ilObjLinkResourceListGUI\getTitle().

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◆ _checkGoto()

ilObjLinkResourceAccess::_checkGoto (   $a_target)

check whether goto script will succeed

Reimplemented from ilObjectAccess.

Definition at line 49 of file class.ilObjLinkResourceAccess.php.

50 {
51 global $ilAccess;
52
53 $t_arr = explode("_", $a_target);
54
55 if ($t_arr[0] != "webr" || ((int) $t_arr[1]) <= 0)
56 {
57 return false;
58 }
59
60 if ($ilAccess->checkAccess("read", "", $t_arr[1]) ||
61 $ilAccess->checkAccess("visible", "", $t_arr[1]))
62 {
63 return true;
64 }
65 return false;
66 }

◆ _getCommands()

ilObjLinkResourceAccess::_getCommands ( )

get commands

this method returns an array of all possible commands/permission combinations

example:
$commands = array ( array("permission" => "read", "cmd" => "view", "lang_var" => "show"), array("permission" => "write", "cmd" => "edit", "lang_var" => "edit"), );

Reimplemented from ilObjectAccess.

Definition at line 33 of file class.ilObjLinkResourceAccess.php.

34 {
35 $commands = array
36 (
37 array("permission" => "read", "cmd" => "", "lang_var" => "show",
38 "default" => true),
39 array("permission" => "write", "cmd" => "editLinks", "lang_var" => "edit_content"),
40 array("permission" => "write", "cmd" => "settings", "lang_var" => "settings")
41 );
42
43 return $commands;
44 }

Referenced by ilObjLinkResourceListGUI\init().

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◆ _getFirstLink()

static ilObjLinkResourceAccess::_getFirstLink (   $a_webr_id)
static

Get first link item Check before with _isSingular() if there is more or less than one.

Parameters
int$a_webr_idobject id of web resource
Returns
array link item data

Definition at line 111 of file class.ilObjLinkResourceAccess.php.

112 {
113 global $ilDB;
114
115 if (isset(self::$item[$a_webr_id]))
116 {
117 return self::$item[$a_webr_id];
118 }
119 $query = "SELECT * FROM webr_items ".
120 "WHERE webr_id = ". $ilDB->quote($a_webr_id ,'integer').' '.
121 "AND active = ".$ilDB->quote(1,'integer').' ';
122 $res = $ilDB->query($query);
123
124 while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
125 {
126 $item['title'] = $row->title;
127 $item['description'] = $row->description;
128 $item['target'] = $row->target;
129 $item['active'] = (bool) $row->active;
130 $item['disable_check'] = $row->disable_check;
131 $item['create_date'] = $row->create_date;
132 $item['last_update'] = $row->last_update;
133 $item['last_check'] = $row->last_check;
134 $item['valid'] = $row->valid;
135 $item['link_id'] = $row->link_id;
136 self::$item[$row->webr_id] = $item;
137 }
138 return $item ? $item : array();
139 }
const DB_FETCHMODE_OBJECT
Definition: class.ilDB.php:11
global $ilDB

References $ilDB, $item, $query, $res, $row, and DB_FETCHMODE_OBJECT.

Referenced by ilLinkResourceItems\_getFirstLink(), and ilObjLinkResourceListGUI\getCommandFrame().

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◆ _preloadData()

ilObjLinkResourceAccess::_preloadData (   $a_obj_ids,
  $a_ref_ids 
)

Preload data.

Parameters
array$a_obj_idsarray of object ids

Reimplemented from ilObjectAccess.

Definition at line 146 of file class.ilObjLinkResourceAccess.php.

147 {
148 global $ilDB, $ilUser;
149
150 $res = $ilDB->query(
151 "SELECT * FROM webr_items WHERE ".
152 $ilDB->in("webr_id", $a_obj_ids, false, "integer").
153 " AND active = ". $ilDB->quote(1,'integer'));
154 foreach ($a_obj_ids as $id)
155 {
156 self::$item[$id] = array();
157 }
158 while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
159 {
160 $item['title'] = $row->title;
161 $item['description'] = $row->description;
162 $item['target'] = $row->target;
163 $item['active'] = (bool) $row->active;
164 $item['disable_check'] = $row->disable_check;
165 $item['create_date'] = $row->create_date;
166 $item['last_update'] = $row->last_update;
167 $item['last_check'] = $row->last_check;
168 $item['valid'] = $row->valid;
169 $item['link_id'] = $row->link_id;
170 self::$item[$row->webr_id] = $item;
171 }
172 }
global $ilUser
Definition: imgupload.php:15

References $ilDB, $ilUser, $item, $res, $row, and DB_FETCHMODE_OBJECT.

Field Documentation

◆ $item

ilObjLinkResourceAccess::$item = array()
static

Definition at line 18 of file class.ilObjLinkResourceAccess.php.

Referenced by _getFirstLink(), and _preloadData().

◆ $single_link

ilObjLinkResourceAccess::$single_link = array()
static

Definition at line 19 of file class.ilObjLinkResourceAccess.php.


The documentation for this class was generated from the following file: