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Helper function for automatically populating the "from" field of logs: farm_log_prepopulate_movement_from()

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Michael Stenta 2015-10-01 20:53:45 -04:00
parent 744991dcd2
commit 2d43922807
1 changed files with 67 additions and 19 deletions
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86
farm_log.module
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@ -283,10 +283,7 @@ function farm_log_form_alter(&$form, &$form_state, $form_id) {
if (empty($form['field_farm_move_from'][LANGUAGE_NONE][0]['#default_value']) && !empty($assets)) {
// Look up the asset's last location and prepopulate the "from" field.
$area = farm_log_asset_location($asset);
if (!empty($area->name)) {
$form['field_farm_move_from'][LANGUAGE_NONE]['#default_value'] = $area->name;
}
farm_log_prepopulate_movement_from($form['field_farm_move_from'], $assets, TRUE);
}
}
@ -862,9 +859,6 @@ function farm_log_move_assets($assets, $area_id, $timestamp = REQUEST_TIME, $don
// Create a new movement log entity.
$log = entity_create('log', array('type' => 'farm_movement'));
// Keep track of what areas these assets are coming from.
$from_areas = array();
// Iterate through the assets.
foreach ($assets as $asset) {
@ -872,20 +866,11 @@ function farm_log_move_assets($assets, $area_id, $timestamp = REQUEST_TIME, $don
$log->field_farm_asset[LANGUAGE_NONE][] = array(
'target_id' => $asset->id,
);
// Load the asset's current location.
$area = farm_log_asset_location($asset);
// If the asset has a current location, add it to the "from" field.
// Avoid adding the same area more than once.
if (!empty($area->name) && !empty($area->tid) && !in_array($area->tid, $from_areas)) {
$log->field_farm_move_from[LANGUAGE_NONE][] = array(
'tid' => $area->tid,
);
$from_areas[] = $area->tid;
}
}
// Populate the movement's "From" field based on the current asset location(s).
farm_log_prepopulate_movement_from($log->field_farm_move_from, $assets);
// Set the date.
$log->timestamp = $timestamp;
@ -900,3 +885,66 @@ function farm_log_move_assets($assets, $area_id, $timestamp = REQUEST_TIME, $don
// Save the movement.
log_save($log);
}
/**
* Populate a movement's "from" field based on current asset location(s).
*
* @param array $from_field
* A reference to the field on the movement log. The values in this array
* will be populated.
* @param array $assets
* An array of FarmAsset entities.
* @param bool $log_form
* By default, this function assumes that it is working with a $log entity.
* By setting $log_form to TRUE, it can also be used to alter the default
* value of the "from" field in a log edit form.
*/
function farm_log_prepopulate_movement_from(&$from_field, $assets = array(), $log_form = FALSE) {
// If assets are empty, bail.
if (empty($assets)) {
return;
}
// Keep track of what areas these assets are coming from.
$from_areas = array();
// If this is a log form, start with an empty array for default values.
if ($log_form) {
$form_default_values = array();
}
// Iterate through the assets.
foreach ($assets as $asset) {
// Load the asset's current location.
$area = farm_log_asset_location($asset);
// If the asset has a current location, add it to the "from" field.
// Avoid adding the same area more than once.
if (!empty($area->name) && !empty($area->tid) && !in_array($area->tid, $from_areas)) {
// Assuming that this is an entity object, and not a log form, add area
// term ids to the array in the expected format.
if (!$log_form) {
$from_field[LANGUAGE_NONE][] = array(
'tid' => $area->tid,
);
}
// If this is a log form, assemble the list of areas as a comma-separated
// string (to be added to the #default_value below).
else {
$form_default_values[] = $area->name;
}
$from_areas[] = $area->tid;
}
}
// Finally, if this is a log form, and there are default values, implode them
// into a comma-separated string and set the form field's default value.
if ($log_form && !empty($form_default_values)) {
$from_field[LANGUAGE_NONE]['#default_value'] = implode(', ', $form_default_values);
}
}