Difference between revisions of "API:EPrints/Update/Views"

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'''EPrints::Update::Views''' - Update view pages
 
'''EPrints::Update::Views''' - Update view pages
  
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
 
<!-- Edit below this comment -->
 
<!-- Edit below this comment -->
  
  
 
<!-- Pod2Wiki= -->
 
<!-- Pod2Wiki= -->
−
</div>
 
 
<!-- Pod2Wiki=head_synopsis -->
 
<!-- Pod2Wiki=head_synopsis -->
 
==SYNOPSIS==
 
==SYNOPSIS==
−
  $c-&gt;{browse_views} = [
+
<source lang="perl">$c->{browse_views} = [
−
    {
+
{
−
      id =&gt; "year",
+
id => "year",
−
      order =&gt; "creators_name/title",
+
order => "creators_name/title",
−
      menus =&gt; [
+
menus => [
−
        {
+
{
−
          fields =&gt; [qw( date;res=year )],
+
fields => [qw( date;res=year )],
−
          reverse_order =&gt; 1,
+
reverse_order => 1,
−
          allow_null =&gt; 1,
+
allow_null => 1,
−
          new_column_at =&gt; [10, 10]
+
new_column_at => [10, 10]
−
        },
+
},
−
      ],
+
],
−
      variations =&gt; [qw(
+
variations => [qw(
−
        creators_name;first_letter
+
creators_name;first_letter
−
        type
+
type
−
        DEFAULT
+
DEFAULT
−
      )],
+
)],
−
    },
+
},
−
  ];
+
];</source>
−
 
+
 
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
 
<!-- Edit below this comment -->
 
<!-- Edit below this comment -->
  
  
 
<!-- Pod2Wiki= -->
 
<!-- Pod2Wiki= -->
−
</div>
 
 
<!-- Pod2Wiki=head_description -->
 
<!-- Pod2Wiki=head_description -->
 
==DESCRIPTION==
 
==DESCRIPTION==
 
Update the browse-by X web pages on demand.
 
Update the browse-by X web pages on demand.
  
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
 
<!-- Edit below this comment -->
 
<!-- Edit below this comment -->
  
  
 
<!-- Pod2Wiki= -->
 
<!-- Pod2Wiki= -->
−
</div>
 
 
<!-- Pod2Wiki=head_options -->
 
<!-- Pod2Wiki=head_options -->
 
==OPTIONS==
 
==OPTIONS==
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
+
* id
−
<span style='display:none'>User Comments</span>
+
: Set the unique id for the view, which in the URL will be /view/[id]/...
−
<!-- Edit below this comment -->
 
−
 
 
−
 
 
−
<!-- Pod2Wiki= -->
 
−
</div>
 
−
<!-- Pod2Wiki=item_id -->
 
−
===id===
 
−
 
 
−
Set the unique id for the view, which in the URL will be /view/[id]/...
 
−
 
 
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
−
<!-- Edit below this comment -->
 
−
 
 
−
 
 
−
<!-- Pod2Wiki= -->
 
−
</div>
 
−
<!-- Pod2Wiki=item_dataset_archive -->
 
−
===dataset = "archive"===
 
−
 
 
−
Set the dataset id to retrieve records from.
 
−
 
 
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
−
<!-- Edit below this comment -->
 
−
 
 
−
 
 
−
<!-- Pod2Wiki= -->
 
−
</div>
 
−
<!-- Pod2Wiki=item_menus -->
 
−
===menus = [ ... ]===
 
−
 
 
−
An array of hierarchical menu choices.
 
−
 
 
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
−
<!-- Edit below this comment -->
 
−
 
 
−
 
 
−
<!-- Pod2Wiki= -->
 
−
</div>
 
−
<!-- Pod2Wiki=item_order -->
 
−
===order = ""===
 
−
 
 
−
Order matching records by the given field structure.
 
−
 
 
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
−
<!-- Edit below this comment -->
 
−
 
 
−
 
 
−
<!-- Pod2Wiki= -->
 
−
</div>
 
−
<!-- Pod2Wiki=item_qw -->
 
−
===variations = [qw( DEFAULT )]===
 
  
−
Add group-bys on additional pages. "DEFAULT" shows all of the records in a list.
+
* dataset = "archive"
 +
: Set the dataset id to retrieve records from.
  
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
+
* menus = [ ... ]
−
<span style='display:none'>User Comments</span>
+
: An array of hierarchical menu choices.
−
<!-- Edit below this comment -->
 
  
 +
* order = ""
 +
: Order matching records by the given field structure.
  
−
<!-- Pod2Wiki= -->
+
* variations = [qw( DEFAULT )]
−
</div>
+
: Add group-bys on additional pages. "DEFAULT" shows all of the records in a list.
−
<!-- Pod2Wiki=item_nolink_0 -->
 
−
===nolink = 0===
 
  
−
Don't show a link to this view from the /view/ page.
+
* nolink = 0
 +
: Don't show a link to this view from the /view/ page.
  
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
 
<!-- Edit below this comment -->
 
<!-- Edit below this comment -->
  
  
 
<!-- Pod2Wiki= -->
 
<!-- Pod2Wiki= -->
−
</div>
 
 
<!-- Pod2Wiki=head_menus -->
 
<!-- Pod2Wiki=head_menus -->
 
===Menus===
 
===Menus===
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
+
* allow_null = 0
−
<span style='display:none'>User Comments</span>
+
* fields = [qw( ... )]
−
<!-- Edit below this comment -->
+
* new_column_at = [x, y]
−
 
+
* reverse_order = 0
 +
* mode = "default"
 +
: Use "sections" to cause the menu to be broken into sections.
  
−
<!-- Pod2Wiki= -->
+
* open_first_section = 1
−
</div>
+
: Open the first section of the browse menu.
−
<!-- Pod2Wiki=item_allow_null_0 -->
 
−
====allow_null = 0====
 
  
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
 
<!-- Edit below this comment -->
 
<!-- Edit below this comment -->
  
  
 
<!-- Pod2Wiki= -->
 
<!-- Pod2Wiki= -->
−
</div>
+
<!-- Pod2Wiki=head_variations -->
−
<!-- Pod2Wiki=item_qw -->
+
===Variations===
−
====fields = [qw( ... )]====
+
Format is:
  
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce; padding: 0em 1em 0em 1em; font-size: 80%; '>
+
<pre> [fieldname];[options]</pre>
−
<span style='display:none'>User Comments</span>
 
−
<!-- Edit below this comment -->
 
  
 +
Where options is:
  
−
<!-- Pod2Wiki= -->
+
<pre> [option1],[option2],[option3]=[value]</pre>
−
</div>
 
−
<!-- Pod2Wiki=item_new_column_at_x_y -->
 
−
====new_column_at = [x, y]====
 
  
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
+
If no value is given the option is implicitly 1 (enable).
−
<span style='display:none'>User Comments</span>
 
−
<!-- Edit below this comment -->
 
  
 +
<pre>  creators_name;first_letter,allow_null=1</pre>
  
−
<!-- Pod2Wiki= -->
+
* allow_null = 0
−
</div>
+
: Show items that have no value(s) for the selected field.
−
<!-- Pod2Wiki=item_reverse_order_0 -->
 
−
====reverse_order = 0====
 
  
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
+
* cloud
−
<span style='display:none'>User Comments</span>
+
: Render a "Tag Cloud" of links, where the individual links are scaled by their frequency of occurence.
−
<!-- Edit below this comment -->
 
  
 +
* cloudmin = 80, cloudmax = 200
 +
: Scale cloud tag links by between cloudmin and cloudmax percent from normal text size.
  
−
<!-- Pod2Wiki= -->
+
* first_letter
−
</div>
+
: Implies truncate=1 and first_value.
−
<!-- Pod2Wiki=item_mode_default -->
 
−
====mode = "default"====
 
  
−
Use "sections" to cause the menu to be broken into sections.
+
* first_value
 +
: Only group-by on the first value in a multiple field.
  
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
+
* jump = none|plain|default
−
<span style='display:none'>User Comments</span>
+
: Hide the jump-to links, render just the links or render as a phrase ('Update/Views:jump_to').
−
<!-- Edit below this comment -->
 
  
 +
* tags
 +
: Treat the field value as a comma or semi-colon separated list of values.
  
−
<!-- Pod2Wiki= -->
+
* truncate = n
−
</div>
+
: Truncate the value to at most n characters.
−
<!-- Pod2Wiki=item_open_first_section_1 -->
 
−
====open_first_section = 1====
 
  
−
Open the first section of the browse menu.
 
−
 
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
 
<!-- Edit below this comment -->
 
<!-- Edit below this comment -->
  
  
 
<!-- Pod2Wiki= -->
 
<!-- Pod2Wiki= -->
−
</div>
 
 
<!-- Pod2Wiki=head_methods -->
 
<!-- Pod2Wiki=head_methods -->
 
==METHODS==
 
==METHODS==
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
+
<!-- Pod2Wiki=head_update_view_file -->
−
<span style='display:none'>User Comments</span>
+
===update_view_file===
−
<!-- Edit below this comment -->
 
−
 
 
  
−
<!-- Pod2Wiki= -->
+
<source lang="perl">$filename = update_view_file( $repo, $langid, $localpath, $uri )
−
</div>
 
−
<!-- Pod2Wiki=item_update_view_file -->
 
−
===update_view_file===
 
  
−
$filename = update_view_file( $repo, $langid, $localpath, $uri )
+
</source>
 
This is the function which decides which type of view it is:
 
This is the function which decides which type of view it is:
  
−
  * the main menu of views
+
<pre>  * the main menu of views
 
   * the top level menu of a view
 
   * the top level menu of a view
 
   * the sub menu of a view
 
   * the sub menu of a view
−
   * a page within a single value of a view
+
   * a page within a single value of a view</pre>
−
 
+
 
 
Does not update the file if it's not needed.
 
Does not update the file if it's not needed.
  
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
 
<!-- Edit below this comment -->
 
<!-- Edit below this comment -->
  
  
 
<!-- Pod2Wiki= -->
 
<!-- Pod2Wiki= -->
−
</div>
 
 
<!-- Pod2Wiki=head_pseudo_views_class -->
 
<!-- Pod2Wiki=head_pseudo_views_class -->
 
===Pseudo-Views Class===
 
===Pseudo-Views Class===
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
 
<!-- Edit below this comment -->
 
<!-- Edit below this comment -->
  
  
 
<!-- Pod2Wiki= -->
 
<!-- Pod2Wiki= -->
−
</div>
+
<!-- Pod2Wiki=head_name -->
−
<!-- Pod2Wiki=item_name -->
+
===name===
−
====name====
 
  
−
$desc = $view-&gt;name
+
<source lang="perl">$desc = $view->name
 +
 
 +
</source>
 
Returns a human-readable name of this view (for debugging).
 
Returns a human-readable name of this view (for debugging).
  
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
 
<!-- Edit below this comment -->
 
<!-- Edit below this comment -->
  
  
 
<!-- Pod2Wiki= -->
 
<!-- Pod2Wiki= -->
−
</div>
+
<!-- Pod2Wiki=head_update_view_by_path -->
−
<!-- Pod2Wiki=item_update_view_by_path -->
+
===update_view_by_path===
−
====update_view_by_path====
+
 
 +
<source lang="perl">$view->update_view_by_path( %opts )
  
−
$view-&gt;update_view_by_path( %opts )
+
</source>
 
Updates the view source files.
 
Updates the view source files.
  
 
Options:
 
Options:
  
−
  on_write - callback called with the filename written
+
<pre>  on_write - callback called with the filename written
 
   langid - language to write
 
   langid - language to write
 
   do_menus - suppress generation of menus
 
   do_menus - suppress generation of menus
−
   do_lists - suppress generation of lists
+
   do_lists - suppress generation of lists</pre>
−
 
+
 
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
 
−
<span style='display:none'>User Comments</span>
 
 
<!-- Edit below this comment -->
 
<!-- Edit below this comment -->
  
  
 
<!-- Pod2Wiki= -->
 
<!-- Pod2Wiki= -->
−
</div>
 
 
<!-- Pod2Wiki=head_copyright -->
 
<!-- Pod2Wiki=head_copyright -->
 
==COPYRIGHT==
 
==COPYRIGHT==
−
<div style='background-color: #e8e8f; margin: 0.5em 0em 1em 0em; border: solid 1px #cce;  padding: 0em 1em 0em 1em; font-size: 80%; '>
+
: Copyright 2000-2011 University of Southampton.
−
<span style='display:none'>User Comments</span>
+
 
 +
: This file is part of EPrints http://www.eprints.org/.
 +
 
 +
: EPrints is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
 +
 
 +
: EPrints is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more details.
 +
 
 +
: You should have received a copy of the GNU Lesser General Public License along with EPrints.  If not, see http://www.gnu.org/licenses/.
 +
 
 
<!-- Edit below this comment -->
 
<!-- Edit below this comment -->
  
  
 
<!-- Pod2Wiki= -->
 
<!-- Pod2Wiki= -->
−
</div>
+
<!-- Pod2Wiki=_postamble_ -->
−
<!-- Pod2Wiki=_postamble_ --><!-- Edit below this comment -->
+
<!-- Edit below this comment -->

Latest revision as of 09:57, 22 January 2013

EPrints 3 Reference: Directory Structure - Metadata Fields - Repository Configuration - XML Config Files - XML Export Format - EPrints data structure - Core API - Data Objects

API: Core API

Latest Source Code (3.4, 3.3) | Revision Log | Before editing this page please read Pod2Wiki


NAME

EPrints::Update::Views - Update view pages


SYNOPSIS

$c->{browse_views} = [
	{
		id => "year",
		order => "creators_name/title",
		menus => [
			{
				fields => [qw( date;res=year )],
				reverse_order => 1,
				allow_null => 1,
				new_column_at => [10, 10]
			},
		],
		variations => [qw(
			creators_name;first_letter
			type
			DEFAULT
		)],
	},
];


DESCRIPTION

Update the browse-by X web pages on demand.


OPTIONS

  • id
Set the unique id for the view, which in the URL will be /view/[id]/...
  • dataset = "archive"
Set the dataset id to retrieve records from.
  • menus = [ ... ]
An array of hierarchical menu choices.
  • order = ""
Order matching records by the given field structure.
  • variations = [qw( DEFAULT )]
Add group-bys on additional pages. "DEFAULT" shows all of the records in a list.
  • nolink = 0
Don't show a link to this view from the /view/ page.


Menus

  • allow_null = 0
  • fields = [qw( ... )]
  • new_column_at = [x, y]
  • reverse_order = 0
  • mode = "default"
Use "sections" to cause the menu to be broken into sections.
  • open_first_section = 1
Open the first section of the browse menu.


Variations

Format is: 

  [fieldname];[options]

Where options is: 

  [option1],[option2],[option3]=[value]

If no value is given the option is implicitly 1 (enable). 

  creators_name;first_letter,allow_null=1
  • allow_null = 0
Show items that have no value(s) for the selected field.
  • cloud
Render a "Tag Cloud" of links, where the individual links are scaled by their frequency of occurence.
  • cloudmin = 80, cloudmax = 200
Scale cloud tag links by between cloudmin and cloudmax percent from normal text size.
  • first_letter
Implies truncate=1 and first_value.
  • first_value
Only group-by on the first value in a multiple field.
  • jump = none|plain|default
Hide the jump-to links, render just the links or render as a phrase ('Update/Views:jump_to').
  • tags
Treat the field value as a comma or semi-colon separated list of values.
  • truncate = n
Truncate the value to at most n characters.


METHODS

update_view_file

$filename = update_view_file( $repo, $langid, $localpath, $uri )

This is the function which decides which type of view it is: 

  * the main menu of views
  * the top level menu of a view
  * the sub menu of a view
  * a page within a single value of a view

Does not update the file if it's not needed.


Pseudo-Views Class

name

$desc = $view->name

Returns a human-readable name of this view (for debugging).


update_view_by_path

$view->update_view_by_path( %opts )

Updates the view source files.

Options: 

  on_write - callback called with the filename written
  langid - language to write
  do_menus - suppress generation of menus
  do_lists - suppress generation of lists


COPYRIGHT

Copyright 2000-2011 University of Southampton.
This file is part of EPrints http://www.eprints.org/.
EPrints is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
EPrints is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along with EPrints. If not, see http://www.gnu.org/licenses/.



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