Forums / Developer / Sorting by attribute (date / timestamp)

Sorting by attribute (date / timestamp)

Author Message

Jani Tarvainen

Friday 08 May 2009 1:33:25 pm

I would like to sort articles using the publish_time -attribute and _not_ the publish time of the object. Documentation states that:

"The syntax for doing attribute level sorting is almost the same as for normal sorting. The only difference is that the ID number or the identifier of the target attribute must be specified. If the identifier is used then both the identifier of the class and the attribute must be specified (separated by a slash, like this: "my_class/my_attribute"). Attribute sorting can only be used if the returned collection contains the same type of nodes." -- http://ez.no/doc/ez_publish/technical_manual/4_0/reference/modules/content/fetch_functions/list

So I modified my fetch from


{def
	$nodes=fetch( 'content', 'list', hash(
		'parent_node_id', 123,
		'sort_by', array("published", false()),
		'depth',1,
		'class_filter_type',  'include',
		'class_filter_array', array( 'article' )
	))
}

to


{def
	$nodes=fetch( 'content', 'list', hash(
		'parent_node_id', 123,
		'sort_by', array("article/publish_date", false()),
		'depth',1,
		'class_filter_type',  'include',
		'class_filter_array', array( 'article' )
	))
}

but now I get no results, just an error: "Unknown sort field: article_tkl/publish_time" along with an SQL error "Query error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'DESC' at line 50." This is because the query ends with ... ORDER BY DESC.

Is this a bug or am I doing something wrong?

--
http://ezpublish.fi/

Ivo Lukac

Friday 08 May 2009 1:53:04 pm

Try it like this:

{def
        $nodes=fetch( 'content', 'list', hash(
                'parent_node_id', 123,
                'sort_by', array("attribute", false(),"article/publish_date"),
                'depth',1,
                'class_filter_type', 'include',
                'class_filter_array', array( 'article' )
        ))
}

http://www.linkedin.com/in/ivolukac
http://www.netgen.hr/eng/blog
http://twitter.com/ilukac

Jani Tarvainen

Friday 08 May 2009 2:03:20 pm

Works like a charm. Thanks, Ivo!

If only I could read this from the docs... Well at least we'll have this example as documentation :)

--
http://ezpublish.fi/

eZ debug

Timing: Jan 30 2025 00:56:12
Script start
Timing: Jan 30 2025 00:56:12
Module start 'content'
Timing: Jan 30 2025 00:56:12
Module end 'content'
Timing: Jan 30 2025 00:56:12
Script end

Main resources:

Total runtime0.1567 sec
Peak memory usage2,048.0000 KB
Database Queries141

Timing points:

CheckpointStart (sec)Duration (sec)Memory at start (KB)Memory used (KB)
Script start 0.00000.0056 587.9531180.8281
Module start 'content' 0.00560.0078 768.781397.9141
Module end 'content' 0.01340.1432 866.6953527.8281
Script end 0.1566  1,394.5234 

Time accumulators:

 Accumulator Duration (sec) Duration (%) Count Average (sec)
Ini load
Load cache0.00342.1947200.0002
Check MTime0.00140.8836200.0001
Mysql Total
Database connection0.00070.465910.0007
Mysqli_queries0.103466.02241410.0007
Looping result0.00140.91361390.0000
Template Total0.142891.110.1428
Template load0.00080.534110.0008
Template processing0.141990.582310.1419
Override
Cache load0.00060.396410.0006
Sytem overhead
Fetch class attribute can translate value0.00080.531110.0008
XML
Image XML parsing0.00020.141710.0002
General
dbfile0.01127.1796200.0006
String conversion0.00000.003730.0000
Note: percentages do not add up to 100% because some accumulators overlap

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extension/ezjscore/design/standard/javascript/jquery-3.7.0.min.js
extension/community_design/design/suncana/javascript/jquery.ui.core.min.js
extension/community_design/design/suncana/javascript/jquery.ui.widget.min.js
extension/community_design/design/suncana/javascript/jquery.easing.1.3.js
extension/community_design/design/suncana/javascript/jquery.ui.tabs.js
extension/community_design/design/suncana/javascript/jquery.hoverIntent.min.js
extension/community_design/design/suncana/javascript/jquery.popmenu.js
extension/community_design/design/suncana/javascript/jScrollPane.js
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Templates used to render the page:

UsageRequested templateTemplateTemplate loadedEditOverride
1pagelayout.tpl<No override>extension/sevenx/design/simple/templates/pagelayout.tplEdit templateOverride template
 Number of times templates used: 1
 Number of unique templates used: 1

Time used to render debug report: 0.0001 secs