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<?php
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// $Id$
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/**
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* @file
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* Provides a module for giving REST API access to list, create, view, update,
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* and delete nodes.
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*/
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/**
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* Implements hook_restapi_menu(). Adds the node callbacks.
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*/
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function restapi_node_restapi_menu($may_cache) {
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if ($may_cache) {
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$items[] = array(
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'method' => 'GET',
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'path' => '=/node',
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'callback' => 'restapi_node_content_types',
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);
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}
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elseif (arg(0) == '=' && arg(1) == 'node') {
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$types = array_keys(node_get_types('names'));
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$types[] = '*';
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if (in_array(arg(2), $types)) {
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$items[] = array(
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'method' => 'GET',
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'path' => '=/node/'.arg(2),
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'callback' => 'restapi_node_columns',
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'callback arguments' => array(arg(2)),
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);
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if (arg(2) != '*') {
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$items[] = array(
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'method' => 'POST',
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'path' => '=/node/'.arg(2),
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'callback' => 'restapi_node_create',
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'callback arguments' => array(arg(2)),
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);
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}
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$columns = _restapi_node_columns(arg(2));
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if (in_array(arg(3), $columns)) {
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$items[] = array(
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'method' => 'GET',
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'path' => '=/node/'.arg(2).'/'.arg(3),
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'callback' => 'restapi_node_list_column',
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'callback arguments' => array(arg(2), arg(3)),
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);
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if (arg(4)) {
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$rud_path = '=/node/'.implode('/', array(arg(2), arg(3), arg(4)));
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$rud_args = array(arg(2), arg(3), arg(4));
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$items[] = array(
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'method' => 'GET',
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'path' => $rud_path,
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'callback' => 'restapi_node_read',
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'callback arguments' => $rud_args,
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);
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$items[] = array(
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'method' => 'PUT',
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'path' => $rud_path,
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'callback' => 'restapi_node_update',
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'callback arguments' => $rud_args,
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);
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$items[] = array(
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'method' => 'DELETE',
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'path' => $rud_path,
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'callback' => 'restapi_node_delete',
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'callback arguments' => $rud_args,
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);
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if (in_array(arg(5), $columns)) {
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$items[] = array(
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'method' => 'GET',
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'path' => $rud_path.'/'.arg(5),
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'callback' => 'restapi_node_read_column',
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'callback arguments' => array(arg(2), arg(3), arg(4), arg(5)),
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);
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}
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}
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}
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}
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}
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return $items;
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}
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function _restapi_node_columns($type) {
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// TODO There has to be a better way
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return array(
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'nid', 'vid', 'type', 'title', 'uid', 'status', 'created', 'changed',
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'comment', 'promote', 'moderate', 'sticky', 'body', 'teaser', 'log',
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'timestamp', 'format'
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);
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}
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function restapi_node_restapi_help() {
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$help['prototypes'][] = array(
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'method' => 'GET',
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'path' => '/=/node',
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'description' => 'list all content types',
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);
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$help['prototypes'][] = array(
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'method' => 'GET',
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'path' => '/=/node/<type>',
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'description' => 'list the fields available for the named type',
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);
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$help['prototypes'][] = array(
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'method' => 'GET',
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'path' => '/=/node/<type>/<column>',
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'description' => 'list distinct values for the given column',
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);
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$help['prototypes'][] = array(
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'method' => 'GET',
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'path' => '/=/node/<type>/<column>/<key>',
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'description' => 'display the first node where <column> = <key>',
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);
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$help['prototypes'][] = array(
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'method' => 'GET',
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'path' => '/=/node/<type>/<column>/<key>/<field>',
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'description' => 'show the content of the field for the first node where <column> = <key>',
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);
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$help['prototypes'][] = array(
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'method' => 'POST',
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'path' => '/=/node/<type>',
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'description' => 'create a node',
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);
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$help['prototypes'][] = array(
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'method' => 'PUT',
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'path' => '/=/node/<type>/<column>/<key>',
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'description' => 'update the first node where <column> = <key>',
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);
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$help['prototypes'][] = array(
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'method' => 'DELETE',
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'path' => '/=/node/<type>/</column>/<key>',
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'description' => 'delete the first node where <column> = <key>',
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);
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$help['suffix'] = 'You may use a <type> of "*" for nodes to specify any type is acceptable.';
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return $help;
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}
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function restapi_node_content_types() {
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$types = node_get_types();
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print restapi_serialize($types);
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}
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function restapi_node_columns($data, $type) {
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$columns = _restapi_node_columns($type);
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print restapi_serialize($columns);
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}
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function restapi_node_create($data, $type) {
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error_log(print_r($data, TRUE));
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$node = (object) $data;
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$node->type = $type;
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node_save($node);
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print restapi_serialize($node);
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}
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function restapi_node_list_column($data, $type, $column) {
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$sql = "SELECT DISTINCT n.$column FROM {node} n";
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$args = array();
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if ($type != '*') {
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$sql .= " WHERE type = '%s'";
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$args[] = $type;
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}
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$result = db_query(db_rewrite_sql($sql), $args);
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while ($node = db_fetch_object($result)) {
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$values[] = $node->$column;
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}
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print restapi_serialize($values);
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}
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function _restapi_node_load($type, $column, $value) {
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$args = array( $column => $value );
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if ($type != '*') {
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$args['type'] = $type;
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}
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$node = node_load($args);
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return $node;
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}
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function restapi_node_read($data, $type, $column, $value) {
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$node = _restapi_node_load($type, $column, $value);
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print restapi_serialize($node);
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}
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function restapi_node_update($data, $type, $column, $value) {
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$orig_node = _restapi_node_load($type, $column, $value);
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$save_node = (object) $data;
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$save_node->nid = $orig_node->nid;
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node_save($save_node);
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print restapi_serialize($save_node);
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}
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function restapi_node_delete($data, $type, $column, $value) {
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$node = _restapi_node_load($type, $column, $value);
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node_delete($node->nid);
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print restapi_serialize(TRUE);
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}
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function restapi_node_read_column($data, $type, $column, $value, $field) {
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$node = _restapi_node_load($type, $column, $value);
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print restapi_serialize($node->$field);
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}
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