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-rw-r--r--include/functions_category.inc.php30
-rw-r--r--include/ws_functions.inc.php54
-rw-r--r--ws.php3
3 files changed, 71 insertions, 16 deletions
diff --git a/include/functions_category.inc.php b/include/functions_category.inc.php
index 8a0179418..44cefb0b5 100644
--- a/include/functions_category.inc.php
+++ b/include/functions_category.inc.php
@@ -533,4 +533,34 @@ SELECT image_id
return $image_id;
}
+
+/**
+ * create a tree from a flat list of categories, no recursivity for high speed
+ */
+function categories_flatlist_to_tree($categories)
+{
+ $tree = array();
+ $key_of_cat = array();
+
+ foreach ($categories as $key => &$node)
+ {
+ $key_of_cat[$node['id']] = $key;
+
+ if (!isset($node['id_uppercat']))
+ {
+ $tree[$key] = &$node;
+ }
+ else
+ {
+ if (!isset($categories[ $key_of_cat[ $node['id_uppercat'] ] ]['sub_categories']))
+ {
+ $categories[ $key_of_cat[ $node['id_uppercat'] ] ]['sub_categories'] = array();
+ }
+
+ $categories[ $key_of_cat[ $node['id_uppercat'] ] ]['sub_categories'][$key] = &$node;
+ }
+ }
+
+ return $tree;
+}
?> \ No newline at end of file
diff --git a/include/ws_functions.inc.php b/include/ws_functions.inc.php
index 16d2f7dd4..98828fcb8 100644
--- a/include/ws_functions.inc.php
+++ b/include/ws_functions.inc.php
@@ -432,6 +432,22 @@ function ws_categories_getList($params, &$service)
{
global $user,$conf;
+ if ($params['tree_output'])
+ {
+ if (!isset($_GET['format']) or !in_array($_GET['format'], array('php', 'json')))
+ {
+ // the algorithm used to build a tree from a flat list of categories
+ // keeps original array keys, which is not compatible with
+ // PwgNamedArray.
+ //
+ // PwgNamedArray is useful to define which data is an attribute and
+ // which is an element in the XML output. The "hierarchy" output is
+ // only compatible with json/php output.
+
+ return new PwgError(405, "The tree_output option is only compatible with json/php output formats");
+ }
+ }
+
$where = array('1=1');
$join_type = 'INNER';
$join_user = $user['id'];
@@ -471,7 +487,7 @@ function ws_categories_getList($params, &$service)
}
$query = '
-SELECT id, name, permalink, uppercats, global_rank,
+SELECT id, name, permalink, uppercats, global_rank, id_uppercat,
comment,
nb_images, count_images AS total_nb_images,
date_last, max_date_last, count_categories AS nb_categories
@@ -514,21 +530,29 @@ SELECT id, name, permalink, uppercats, global_rank,
array_push($cats, $row);
}
usort($cats, 'global_rank_compare');
- return array(
- 'categories' => new PwgNamedArray(
- $cats,
- 'category',
- array(
- 'id',
- 'url',
- 'nb_images',
- 'total_nb_images',
- 'nb_categories',
- 'date_last',
- 'max_date_last',
+
+ if ($params['tree_output'])
+ {
+ return categories_flatlist_to_tree($cats);
+ }
+ else
+ {
+ return array(
+ 'categories' => new PwgNamedArray(
+ $cats,
+ 'category',
+ array(
+ 'id',
+ 'url',
+ 'nb_images',
+ 'total_nb_images',
+ 'nb_categories',
+ 'date_last',
+ 'max_date_last',
+ )
)
- )
- );
+ );
+ }
}
/**
diff --git a/ws.php b/ws.php
index d1d774899..939489582 100644
--- a/ws.php
+++ b/ws.php
@@ -81,8 +81,9 @@ function ws_addDefaultMethods( $arr )
'cat_id' => array('default'=>0),
'recursive' => array('default'=>false),
'public' => array('default'=>false),
+ 'tree_output' => array('default'=>false),
),
- 'retrieves a list of categories' );
+ 'retrieves a list of categories (tree_output option only compatible with json/php output format' );
$service->addMethod('pwg.images.addComment', 'ws_images_addComment',
array(