[xwiki-users] Need doc about access object in a page (and use doc)

2015-02-09 Thread Pascal BASTIEN
Hello,
I read/apply this doc with succcess:
http://platform.xwiki.org/xwiki/bin/view/DevGuide/APIGuide#HAccessobjectsinapage

With this code I can display all objects ATTACHED to THIS page.
***
#set($class = $obj.xWikiClass) ## access the class object representing 
SomeSpace.SomeClass
#foreach($prop in $class.properties) ## go through all properties
...
***
but if I attached some class to another page, how can I list properties?
Another question:
I have a page with 3 same Class, how to list them (like ?editor=class did)?
An example:
MySpaceMyClass contain this Class properties:
- My Field ID (IdField: String)
- My Lib Field (LibField: String)
I create MySpace.MyNiceDoc and add my previous Class 
MySpace/MyNiceDoc?editor=object
and contain:
Objets de type MySpace.MyClass (2)
* MyClass 0
 - My Field ID
 - My Lib Field
*MyClass 1:
 - My Field ID
 - My Lib Field

With it I like to fill a select list from this doc (but from another doc to).
How can I proceed? because on MySpace.MyNiceDoc I can only display one/First 
Lib values with this code:
{{velocity}}
## Retrieve the first object (index [0]) among all objects attached to this 
page and of a certain class 
#set($obj = $doc.getObject('MySpace.MyClass'))
#set($class = $obj.xWikiClass) ## access the class object representing 
SomeSpace.SomeClass
#foreach($prop in $class.properties) ## go through all properties
 * ${prop.prettyName} : $doc.display($prop.getName())
#end
{{/velocity}}
I guess i need a loop but which one?

And the big question (who I think it will interest everyone), how can I use 
documentation
( http://platform.xwiki.org/xwiki/bin/view/SRD/Navigation?xpage=embed and or 
http://nexus.xwiki.org/nexus/service/local/repositories/releases/archive/org/xwiki/platform/xwiki-platform-oldcore/6.4/xwiki-platform-oldcore-6.4-javadoc.jar/!/index.html
 )
to guess xWikiClass (or my loop) by example?

A doc/example to use documentation will be welcome. :-)

thxs for any help.

Pascal B
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Re: [xwiki-users] Need doc about access object in a page (and use doc)

2015-02-09 Thread Clemens Klein-Robbenhaar
On 02/09/2015 10:15 AM, Pascal BASTIEN wrote:
 Hello,
 I read/apply this doc with succcess:
 http://platform.xwiki.org/xwiki/bin/view/DevGuide/APIGuide#HAccessobjectsinapage
 
 With this code I can display all objects ATTACHED to THIS page.
 ***
 #set($class = $obj.xWikiClass) ## access the class object representing 
 SomeSpace.SomeClass
 #foreach($prop in $class.properties) ## go through all properties
 ...
 ***
 but if I attached some class to another page, how can I list properties?

the $xwiki object has a method to access the class if you know the name

 #set( $someClass = $xwiki.getClass(SomeSpace.SomeClass))

http://maven.xwiki.org/site/docs/xwiki-javadoc-4.1.x/com/xpn/xwiki/api/XWiki.html#getClass%28java.lang.String%29

 Another question:
 I have a page with 3 same Class, how to list them (like ?editor=class did)?

 you can get a list of of objects of a certain class via 
$doc.getObjects(SomeSpace.SomeClass)

 
http://maven.xwiki.org/site/docs/xwiki-javadoc-4.1.x/com/xpn/xwiki/api/Document.html#getObjects%28java.lang.String%29

 An example:
 MySpaceMyClass contain this Class properties:
 - My Field ID (IdField: String)
 - My Lib Field (LibField: String)
 I create MySpace.MyNiceDoc and add my previous Class 
 MySpace/MyNiceDoc?editor=object
 and contain:
 Objets de type MySpace.MyClass (2)
 * MyClass 0
  - My Field ID
  - My Lib Field
 *MyClass 1:
  - My Field ID
  - My Lib Field
 
 With it I like to fill a select list from this doc (but from another doc to).
 How can I proceed? because on MySpace.MyNiceDoc I can only display one/First 
 Lib values with this code:
 {{velocity}}
 ## Retrieve the first object (index [0]) among all objects attached to this 
 page and of a certain class 
 #set($obj = $doc.getObject('MySpace.MyClass'))
 #set($class = $obj.xWikiClass) ## access the class object representing 
 SomeSpace.SomeClass
 #foreach($prop in $class.properties) ## go through all properties
  * ${prop.prettyName} : $doc.display($prop.getName())
 #end
 {{/velocity}}
 I guess i need a loop but which one?
 
 And the big question (who I think it will interest everyone), how can I use 
 documentation
 ( http://platform.xwiki.org/xwiki/bin/view/SRD/Navigation?xpage=embed and or 
 http://nexus.xwiki.org/nexus/service/local/repositories/releases/archive/org/xwiki/platform/xwiki-platform-oldcore/6.4/xwiki-platform-oldcore-6.4-javadoc.jar/!/index.html
  )
 to guess xWikiClass (or my loop) by example?
 
 A doc/example to use documentation will be welcome. :-)
 
 thxs for any help.
 
 Pascal B
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mit freundlichen Grüßen
Clemens Klein-Robbenhaar

-- 
Clemens Klein-Robbenhaar
Software Development
EsPresto AG
Breite Str. 30-31
10178 Berlin/Germany
Tel: +49.(0)30.90 226.763
Fax: +49.(0)30.90 226.760
robbenh...@espresto.com

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