diff options
Diffstat (limited to 'engine/lib/annotations.php')
| -rw-r--r-- | engine/lib/annotations.php | 265 |
1 files changed, 27 insertions, 238 deletions
diff --git a/engine/lib/annotations.php b/engine/lib/annotations.php index 29e6f0a5c..1b3567050 100644 --- a/engine/lib/annotations.php +++ b/engine/lib/annotations.php @@ -189,6 +189,8 @@ function update_annotation($annotation_id, $name, $value, $value_type, $owner_gu * * annotation_created_time_upper => INT Upper limit for created time. * + * annotation_calculation => STR Perform the MySQL function on the annotation values returned. + * * @return array * @since 1.8.0 */ @@ -213,11 +215,12 @@ function elgg_get_annotations($options = array()) { // options are normalized to the plural in case we ever add support for them. 'annotation_names' => ELGG_ENTITIES_ANY_VALUE, 'annotation_values' => ELGG_ENTITIES_ANY_VALUE, -// 'annotation_name_value_pairs' => ELGG_ENTITIES_ANY_VALUE, -// 'annotation_name_value_pairs_operator' => 'AND', + //'annotation_name_value_pairs' => ELGG_ENTITIES_ANY_VALUE, + //'annotation_name_value_pairs_operator' => 'AND', 'annotation_case_sensitive' => TRUE, -// 'order_by_annotation' => array(), + //'order_by_annotation' => array(), + 'annotation_calculation' => ELGG_ENTITIES_NO_VALUE, 'annotation_created_time_lower' => ELGG_ENTITIES_ANY_VALUE, 'annotation_created_time_upper' => ELGG_ENTITIES_ANY_VALUE, @@ -337,11 +340,15 @@ function elgg_get_annotations($options = array()) { $selects = ''; } - // n_table is the normalized table that holds metastrings info. - if (!$options['count']) { + // check for calculations + if ($options['count']) { + $options['annotation_calculation'] = 'count'; + } + + if ($options['annotation_calculation'] === ELGG_ENTITIES_NO_VALUE) { $query = "SELECT DISTINCT a.*, n.string as name, v.string as value FROM {$db_prefix}annotations a"; } else { - $query = "SELECT count(DISTINCT a.*) as total FROM {$db_prefix}annotations a"; + $query = "SELECT DISTINCT v.string as value, {$options['annotation_calculation']}(v.string) as calculation FROM {$db_prefix}annotations a"; } // add joins @@ -358,7 +365,7 @@ function elgg_get_annotations($options = array()) { // Add access controls $query .= get_access_sql_suffix('e'); - if (!$options['count']) { + if ($options['annotation_calculation'] === ELGG_ENTITIES_NO_VALUE) { if ($options['group_by'] = sanitise_string($options['group_by'])) { $query .= " GROUP BY {$options['group_by']}"; } @@ -376,8 +383,8 @@ function elgg_get_annotations($options = array()) { $dt = get_data($query, $options['callback']); return $dt; } else { - $total = get_data_row($query); - return (int)$total->total; + $result = get_data_row($query); + return $result->calculation; } } @@ -581,241 +588,23 @@ function elgg_list_entities_from_annotations($options = array()) { } /** - * Returns a human-readable list of annotations on a particular entity. + * Returns a rendered list of annotations with pagination. * - * @param int $entity_guid The entity GUID - * @param string $name The name of the kind of annotation - * @param int $limit The number of annotations to display at once - * @param true|false $asc Display annotations in ascending order. (Default: true) + * @param array $options Annotation getter and display options. + * {@see elgg_get_annotations()} and {@see elgg_list_entities()}. * - * @return string HTML (etc) version of the annotation list + * @return string The list of entities + * @since 1.8 */ -function list_annotations($entity_guid, $name = "", $limit = 25, $asc = true) { - if ($asc) { - $asc = "asc"; - } else { - $asc = "desc"; - } - $count = count_annotations($entity_guid, "", "", $name); - $offset = (int) get_input("annoff", 0); - $annotations = get_annotations($entity_guid, "", "", $name, "", "", $limit, $offset, $asc); - - $params = array( - 'count' => $count, - 'offset' => $offset, - 'limit' => $count, +function elgg_list_annotations($options) { + $defaults = array( + 'limit' => 25, + 'offset' => (int) max(get_input('annoff', 0), 0), ); - return elgg_view_annotation_list($annotations, $params); -} - -/** - * Return the sum of a given integer annotation. - * - * @param int $entity_guid Guid of Entity - * @param string $entity_type Type of Entity - * @param string $entity_subtype Subtype of Entity - * @param string $name Name of annotation - * @param string $value Value of annotation - * @param string $value_type Type of value - * @param int $owner_guid GUID of owner of annotation - * - * @return int - */ -function get_annotations_sum($entity_guid, $entity_type = "", $entity_subtype = "", $name = "", -$value = "", $value_type = "", $owner_guid = 0) { - - return get_annotations_calculate_x("sum", $entity_guid, $entity_type, $entity_subtype, $name, - $value, $value_type, $owner_guid); -} - -/** - * Return the max of a given integer annotation. - * - * @param int $entity_guid Guid of Entity - * @param string $entity_type Type of Entity - * @param string $entity_subtype Subtype of Entity - * @param string $name Name of annotation - * @param string $value Value of annotation - * @param string $value_type Type of value - * @param int $owner_guid GUID of owner of annotation - * - * @return int - */ -function get_annotations_max($entity_guid, $entity_type = "", $entity_subtype = "", $name = "", -$value = "", $value_type = "", $owner_guid = 0) { - - return get_annotations_calculate_x("max", $entity_guid, $entity_type, $entity_subtype, $name, - $value, $value_type, $owner_guid); -} - -/** - * Return the minumum of a given integer annotation. - * - * @param int $entity_guid Guid of Entity - * @param string $entity_type Type of Entity - * @param string $entity_subtype Subtype of Entity - * @param string $name Name of annotation - * @param string $value Value of annotation - * @param string $value_type Type of value - * @param int $owner_guid GUID of owner of annotation - * - * @return int - */ -function get_annotations_min($entity_guid, $entity_type = "", $entity_subtype = "", $name = "", -$value = "", $value_type = "", $owner_guid = 0) { - - return get_annotations_calculate_x("min", $entity_guid, $entity_type, $entity_subtype, $name, - $value, $value_type, $owner_guid); -} - -/** - * Return the average of a given integer annotation. - * - * @param int $entity_guid Guid of Entity - * @param string $entity_type Type of Entity - * @param string $entity_subtype Subtype of Entity - * @param string $name Name of annotation - * @param string $value Value of annotation - * @param string $value_type Type of value - * @param int $owner_guid GUID of owner of annotation - * - * @return int - */ -function get_annotations_avg($entity_guid, $entity_type = "", $entity_subtype = "", $name = "", -$value = "", $value_type = "", $owner_guid = 0) { - - return get_annotations_calculate_x("avg", $entity_guid, $entity_type, $entity_subtype, $name, - $value, $value_type, $owner_guid); -} - -/** - * Count the number of annotations based on search parameters - * - * @param int $entity_guid Guid of Entity - * @param string $entity_type Type of Entity - * @param string $entity_subtype Subtype of Entity - * @param string $name Name of annotation - * @param string $value Value of annotation - * @param string $value_type Type of value - * @param int $owner_guid GUID of owner of annotation - * @param int $timelower Lower time limit - * @param int $timeupper Upper time limit - * - * @return int - */ -function count_annotations($entity_guid = 0, $entity_type = "", $entity_subtype = "", -$name = "", $value = "", $value_type = "", $owner_guid = 0, $timelower = 0, -$timeupper = 0) { - return get_annotations_calculate_x("count", $entity_guid, $entity_type, $entity_subtype, - $name, $value, $value_type, $owner_guid, $timelower, $timeupper); -} - -/** - * Perform a mathmatical calculation on integer annotations. - * - * @param string $sum What sort of calculation to perform - * @param int $entity_guid Guid of Entity - * @param string $entity_type Type of Entity - * @param string $entity_subtype Subtype of Entity - * @param string $name Name of annotation - * @param string $value Value of annotation - * @param string $value_type Type of value - * @param int $owner_guid GUID of owner of annotation - * @param int $timelower Lower time limit - * @param int $timeupper Upper time limit - * - * @return int - */ -function get_annotations_calculate_x($sum = "avg", $entity_guid, $entity_type = "", -$entity_subtype = "", $name = "", $value = "", $value_type = "", $owner_guid = 0, -$timelower = 0, $timeupper = 0) { - global $CONFIG; - - $sum = sanitise_string($sum); - $entity_guid = (int)$entity_guid; - $entity_type = sanitise_string($entity_type); - $timeupper = (int)$timeupper; - $timelower = (int)$timelower; - - if ($entity_subtype) { - if (!$entity_subtype = get_subtype_id($entity_type, $entity_subtype)) { - // requesting a non-existing subtype: return false - return FALSE; - } - } - - if ($name != '' AND !$name = get_metastring_id($name)) { - return 0; - } - - if ($value != '' AND !$value = get_metastring_id($value)) { - return 0; - } - $value_type = sanitise_string($value_type); - $owner_guid = (int)$owner_guid; - - // if (empty($name)) return 0; - - $where = array(); - - if ($entity_guid) { - $where[] = "e.guid=$entity_guid"; - } - - if ($entity_type != "") { - $where[] = "e.type='$entity_type'"; - } - - if ($entity_subtype) { - $where[] = "e.subtype=$entity_subtype"; - } - - if ($name != "") { - $where[] = "a.name_id='$name'"; - } - - if ($value != "") { - $where[] = "a.value_id='$value'"; - } - - if ($value_type != "") { - $where[] = "a.value_type='$value_type'"; - } - - if ($owner_guid) { - $where[] = "a.owner_guid='$owner_guid'"; - } - - if ($timelower) { - $where[] = "a.time_created >= {$timelower}"; - } - if ($timeupper) { - $where[] = "a.time_created <= {$timeupper}"; - } - - if ($sum != "count") { - $where[] = "a.value_type='integer'"; // Limit on integer types - } - - $query = "SELECT $sum(ms.string) as sum - FROM {$CONFIG->dbprefix}annotations a - JOIN {$CONFIG->dbprefix}entities e on a.entity_guid = e.guid - JOIN {$CONFIG->dbprefix}metastrings ms on a.value_id=ms.id WHERE "; - - foreach ($where as $w) { - $query .= " $w and "; - } - - $query .= get_access_sql_suffix("a"); // now add access - $query .= ' and ' . get_access_sql_suffix("e"); // now add access - - $row = get_data_row($query); - if ($row) { - return $row->sum; - } + $options = array_merge($defaults, $options); - return false; + return elgg_list_entities($options, 'elgg_get_annotations', 'elgg_view_annotation_list'); } /** |