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Issue: 1013 MARCXml module ingest hook conflicts with Newspaper/Book page ingest 

Clean up the ingest form code, and make it easier to interact with.
pull/260/head
Nigel Banks 12 years ago
parent
192cf2159b
commit
355367ae15
2 changed files with 308 additions and 252 deletions
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  1. 504
      includes/ingest.form.inc
  2. 30
      includes/ingest.menu.inc

504
includes/ingest.form.inc
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@ -12,9 +12,9 @@
* the current step.
*
* @param array $form
* The drupal form.
* The Drupal form.
* @param array $form_state
* The drupal form state.
* The Drupal form state.
* @param array $configuration
* An associative array of configuration values that are used to build the
* list of steps to be executed, including:
@ -31,67 +31,196 @@
* The form definition of the current step.
*/
function islandora_ingest_form(array $form, array &$form_state, array $configuration) {
islandora_ingest_form_init_form_state($form_state, $configuration);
$form = islandora_ingest_form_execute_step($form, $form_state);
return $form;
islandora_ingest_form_init_form_state_storage($form_state, $configuration);
return islandora_ingest_form_execute_step($form, $form_state);
}
/**
* Prepares/Initializes the form state for use.
* Validates the given ingest configuration.
*
* Also cleans up or loads any data required.
* At the moment it only requires that models are present.
*
* @todo Add hook for manipulating/validating the configuration.
*
* @throws InvalidArgumentException
*
* @param array $form_state
* The drupal form state.
* @param array $configuration
* A list of key value pairs that are used to build the list of steps to be
* executed.
* The key value pairs that are used to build the multi-paged ingest process.
*
* @see islandora_ingest_form()
*
* @return bool
* TRUE if the configuration is valid, FALSE otherwise.
*/
function islandora_ingest_form_init_form_state(array &$form_state, array $configuration) {
// First time initialization of storage.
islandora_ingest_form_init_form_state_storage($form_state, $configuration);
function islandora_ingest_form_validiate_configuration(array $configuration) {
if (empty($configuration['models'])) {
$message = t('Ingest configuration not vaild, no models were given');
drupal_set_message($message, 'error');
throw new InvalidArgumentException($message);
}
}
/**
* Initializes the form_state storage for use in the ingest multi-page forms.
*
* @param array $form_state
* The drupal form state.
* The Drupal form state.
* @param array $configuration
* A list of key value pairs that are used to build the list of steps to be
* executed.
*/
function islandora_ingest_form_init_form_state_storage(array &$form_state, array $configuration) {
if (empty($form_state['islandora'])) {
// Validate the configuration before using it.
islandora_ingest_form_validiate_configuration($configuration);
$object = islandora_ingest_form_prepare_new_object($configuration);
$form_state['islandora'] = array(
'step_id' => NULL,
'objects' => array($object),
'shared_storage' => $configuration,
'step_storage' => array(),
);
}
}
/**
* Prepares a new object based on the given configuration.
*
* @param array $configuration
* The list of key/value pairs of configuration.
*
* @return NewFedoraObject
* The new object.
*/
function islandora_ingest_form_prepare_new_object(array $configuration) {
module_load_include('inc', 'islandora', 'includes/utilities');
// Use ID if given.
$id = isset($configuration['id']) ? $configuration['id'] : NULL;
// Use namespace if ID not given.
$namespace = isset($configuration['namespace']) && !isset($id) ? $configuration['namespace'] : $id;
// ID is more specific than namespace so it will take precedence.
$id = isset($configuration['namespace']) ? $configuration['namespace'] : 'islandora';
$id = isset($configuration['id']) ? $configuration['id'] : $id;
$label = isset($configuration['label']) ? $configuration['label'] : 'New Object';
$relationship_map = function($o) {
return array('relationship' => 'isMemberOfCollection', 'pid' => $o);
};
$relationships = empty($configuration['collections']) ? array() : array_map($relationship_map, $configuration['collections']);
$object = islandora_prepare_new_object($namespace, $label, array(), array(), $relationships);
$form_state['islandora'] = array(
'step_id' => NULL,
'objects' => array($object),
'configuration' => $configuration,
'step_storage' => array(),
);
return islandora_prepare_new_object($id, $label, array(), array(), $relationships);
}
/**
* Gets the given/current step.
*
* The current step is returned if no step ID is given. If the current step is
* not defined it's assume to be the first step.
*
* @param array $form_state
* The Drupal form state.
* @param string $step_id
* The ID of the step.
*
* @return array
* The given/current step if found, NULL otherwise.
*/
function islandora_ingest_form_get_step(array &$form_state, $step_id = NULL) {
$step_id = isset($step_id) ? $step_id : islandora_ingest_form_get_current_step_id($form_state);
$steps = islandora_ingest_form_get_steps($form_state);
if (isset($step_id) && isset($steps[$step_id])) {
return $steps[$step_id];
}
return NULL;
}
$steps = islandora_ingest_get_steps($form_state);
if ($form_state['islandora']['step_id'] === NULL || !array_key_exists(
$form_state['islandora']['step_id'], $steps)) {
reset($steps);
$form_state['islandora']['step_id'] = key($steps);
/**
* Gets the ID of the current step.
*
* If a current step is not defined, its assumed to be the first step.
*
* @param array $form_state
* The Drupal form state.
*
* @return string
* The step ID.
*/
function islandora_ingest_form_get_current_step_id(array &$form_state) {
if (empty($form_state['islandora']['step_id'])) {
$steps = islandora_ingest_form_get_steps($form_state);
return array_shift(array_keys($steps));
}
return $form_state['islandora']['step_id'];
}
// Stash the current configuration in the step.
$storage = &islandora_ingest_form_get_step_storage($form_state);
$storage['configuration'] = $form_state['islandora']['configuration'];
/**
* Gets the ID of the next step.
*
* If a current step is not defined, its assumed to be the first step.
*
* @param array $form_state
* The Drupal form state.
*
* @return string
* The next step ID if found, NULL otherwise.
*/
function islandora_ingest_form_get_next_step_id(array &$form_state) {
$step_id = islandora_ingest_form_get_current_step_id($form_state);
$step_ids = array_keys(islandora_ingest_form_get_steps($form_state));
$index = array_search($step_id, $step_ids);
$count = count($step_ids);
if ($index !== FALSE && ++$index < $count) {
return $step_ids[$index];
}
return NULL;
}
/**
* Gets the ID of the previous step.
*
* If a current step is not defined, its assumed to be the first step.
*
* @param array $form_state
* The Drupal form state.
*
* @return string
* The previous step ID if found, NULL otherwise.
*/
function islandora_ingest_form_get_previous_step_id(array &$form_state) {
$step_id = islandora_ingest_form_get_current_step_id($form_state);
$step_ids = array_keys(islandora_ingest_form_get_steps($form_state));
$index = array_search($step_id, $step_ids);
if ($index !== FALSE && --$index >= 0) {
return $step_ids[$index];
}
return NULL;
}
/**
* Increments the current step if possible.
*
* @param array $form_state
* The Drupal form state.
*/
function islandora_ingest_form_increment_step(array &$form_state) {
// When going to the next step rebuild the list of steps as the submit
// of the current step could have added/removed a step.
drupal_static_reset('islandora_ingest_form_get_steps');
$next_step_id = islandora_ingest_form_get_next_step_id($form_state);
if (isset($next_step_id)) {
islandora_ingest_form_stash_info($form_state);
$form_state['islandora']['step_id'] = $next_step_id;
islandora_ingest_form_grab_info($form_state);
}
}
/**
* Decrement the current step if possible.
*
* @param array $form_state
* The Drupal form state.
*/
function islandora_ingest_form_decrement_step(array &$form_state) {
$previous_step_id = islandora_ingest_form_get_previous_step_id($form_state);
if (isset($previous_step_id)) {
islandora_ingest_form_stash_info($form_state);
$form_state['islandora']['step_id'] = $previous_step_id;
islandora_ingest_form_grab_info($form_state);
}
}
/**
@ -106,40 +235,38 @@ function islandora_ingest_form_init_form_state_storage(array &$form_state, array
function islandora_ingest_get_approximate_steps(array $configuration) {
$fake_form_state = array(
'islandora' => array(
'configuration' => $configuration,
'shared_storage' => $configuration,
),
);
$steps = islandora_ingest_get_steps($fake_form_state);
drupal_static_reset('islandora_ingest_get_steps');
$steps = islandora_ingest_form_get_steps($fake_form_state);
drupal_static_reset('islandora_ingest_form_get_steps');
return $steps;
}
/**
* Executes the current step.
*
* Builds the form definition and appends any additonal elements required for
* the step to function.
* Builds the form definition and appends on any additonal elements required
* for the step to function.
*
* @param array $form
* The drupal form.
* The Drupal form.
* @param array $form_state
* The drupal form state.
* The Drupal form state.
*
* @return array
* The form definition of the current step.
*/
function islandora_ingest_form_execute_step(array $form, array &$form_state) {
// Load any required files for the current step.
islandora_ingest_form_step_form_load_include($form_state);
$step_info = islandora_ingest_form_get_step_info($form_state);
switch ($step_info['type']) {
islandora_ingest_form_load_include($form_state);
$step = islandora_ingest_form_get_step($form_state);
switch ($step['type']) {
case 'form':
$args = array($form, &$form_state);
$args = isset($step_info['args']) ? array_merge($args, $step_info['args']) : $args;
$form = call_user_func_array($step_info['form_id'], $args);
return islandora_ingest_form_stepify($form, $form_state, $step_info);
$args = isset($step['args']) ? array_merge($args, $step['args']) : $args;
$form = call_user_func_array($step['form_id'], $args);
return islandora_ingest_form_stepify($form, $form_state, $step);
case 'batch':
// @todo Implement if possible.
@ -152,37 +279,76 @@ function islandora_ingest_form_execute_step(array $form, array &$form_state) {
* Append Prev/Next buttons submit/validation handlers etc.
*
* @param array $form
* The drupal form.
* The Drupal form.
* @param array $form_state
* The drupal form state.
* @param array $step_info
* The info for building the current form step.
* The Drupal form state.
*
* @return array
* The stepified drupal form definition for the given step.
*/
function islandora_ingest_form_stepify(array $form, array &$form_state, array $step_info) {
$step = islandora_ingest_form_get_step_number($form_state);
$first_step = $step > 0;
$last_step = $step == (islandora_ingest_form_get_step_count($form_state) - 1);
$form['prev'] = $first_step ? islandora_ingest_form_previous_button() : NULL;
$form['next'] = $last_step ? islandora_ingest_form_ingest_button($step_info) : islandora_ingest_form_next_button($step_info);
function islandora_ingest_form_stepify(array $form, array &$form_state) {
$first_step = islandora_ingest_form_on_first_step($form_state);
$last_step = islandora_ingest_form_on_last_step($form_state);
$form['prev'] = $first_step ? NULL : islandora_ingest_form_previous_button($form_state);
$form['next'] = $last_step ? islandora_ingest_form_ingest_button($form_state) : islandora_ingest_form_next_button($form_state);
return $form;
}
/**
* Checks if we are on the first step.
*
* @param array $form_state
* The Drupal form state.
*
* @return bool
* TRUE if we are currently on the first step, FALSE otherwise.
*/
function islandora_ingest_form_on_first_step(array &$form_state) {
$step_id = islandora_ingest_form_get_current_step_id($form_state);
$step_ids = array_keys(islandora_ingest_form_get_steps($form_state));
return array_search($step_id, $step_ids) == 0;
}
/**
* Checks if we are on the last step.
*
* @param array $form_state
* The Drupal form state.
*
* @return bool
* TRUE if we are currently on the last step, FALSE otherwise.
*/
function islandora_ingest_form_on_last_step(array &$form_state) {
$step_id = islandora_ingest_form_get_current_step_id($form_state);
$step_ids = array_keys(islandora_ingest_form_get_steps($form_state));
$count = count($step_ids);
return array_search($step_id, $step_ids) == --$count;
}
/**
* Defines the previous button for the ingest form.
*
* Adds submit handlers for the form step if they exist.
*
* @param array $form_state
* The Drupal form state.
*
* @return array
* The previous button for the ingest form.
*/
function islandora_ingest_form_previous_button() {
function islandora_ingest_form_previous_button(array &$form_state) {
// Before we move back to the previous step we should tell the previous step
// to undo whatever its submit handler did.
$prev_step_id = islandora_ingest_form_get_previous_step_id($form_state);
$prev_step = islandora_ingest_form_get_step($form_state, $prev_step_id);
$form_id = $prev_step['form_id'];
$submit_callback = $form_id . '_undo_submit';
$submit = function_exists($submit_callback) ? array($submit_callback, 'islandora_ingest_form_previous_submit') : array('islandora_ingest_form_undo_submit');
return array(
'#type' => 'submit',
'#value' => t('Previous'),
'#name' => 'prev',
'#submit' => array('islandora_ingest_form_previous_submit'),
'#submit' => $submit,
// #limit_validation_errors, is why when the previous button is pressed no
// values persisted in the form_state, but its also what allows us to go
// back when validation errors occur. To have a better solution going
@ -194,23 +360,6 @@ function islandora_ingest_form_previous_button() {
);
}
/**
* Get the current step.
*
* @param array $form_state
* The Drupal form state.
* @param string $step_id
* The ID of the step to get.
*/
function islandora_ingest_form_get_step_number(array $form_state, $step_id = NULL) {
if ($step_id === NULL) {
$step_id = islandora_ingest_form_get_step_id($form_state);
}
$steps = array_flip(array_keys(islandora_ingest_form_get_steps($form_state)));
return $steps[$step_id];
}
/**
* The submit handler for the ingest form previous button.
*
@ -219,16 +368,12 @@ function islandora_ingest_form_get_step_number(array $form_state, $step_id = NUL
* Restores the form values for the previous step.
*
* @param array $form
* The drupal form.
* The Drupal form.
* @param array $form_state
* The drupal form state.
* The Drupal form state.
*/
function islandora_ingest_form_previous_submit(array $form, array &$form_state) {
$step = islandora_ingest_form_get_step_number($form_state);
islandora_ingest_form_stash_info($form_state);
$step = max(array($step - 1, 0));
$form_state['islandora']['step_id'] = islandora_ingest_form_get_step_id($form_state, $step);
islandora_ingest_form_grab_info($form_state);
islandora_ingest_form_decrement_step($form_state);
$form_state['rebuild'] = TRUE;
}
@ -237,11 +382,15 @@ function islandora_ingest_form_previous_submit(array $form, array &$form_state)
*
* Adds submit/validate handlers for the form step if they exist.
*
* @param array $form_state
* The Drupal form state.
*
* @return array
* The next button for the ingest form.
*/
function islandora_ingest_form_next_button(array $step_info) {
$form_id = $step_info['form_id'];
function islandora_ingest_form_next_button(array &$form_state) {
$step = islandora_ingest_form_get_step($form_state);
$form_id = $step['form_id'];
$validate_callback = $form_id . '_validate';
$validate = function_exists($validate_callback) ? array($validate_callback) : NULL;
$submit_callback = $form_id . '_submit';
@ -263,22 +412,20 @@ function islandora_ingest_form_next_button(array $step_info) {
* Restores the form values for the next step if present.
*
* @param array $form
* The drupal form.
* The Drupal form.
* @param array $form_state
* The drupal form state.
* The Drupal form state.
*/
function islandora_ingest_form_next_submit(array $form, array &$form_state) {
$step = islandora_ingest_form_get_step_number($form_state);
drupal_static_reset('islandora_ingest_form_get_steps');
islandora_ingest_form_stash_info($form_state);
$step = min(array($step + 1, islandora_ingest_form_get_step_count($form_state) - 1));
$form_state['islandora']['step_id'] = islandora_ingest_form_get_step_id($form_state, $step);
islandora_ingest_form_grab_info($form_state);
islandora_ingest_form_increment_step($form_state);
$form_state['rebuild'] = TRUE;
}
/**
* Push current info into the current step's storage.
*
* @param array $form_state
* The Drupal form state.
*/
function islandora_ingest_form_stash_info(array &$form_state) {
$storage = &islandora_ingest_form_get_step_storage($form_state);
@ -288,13 +435,13 @@ function islandora_ingest_form_stash_info(array &$form_state) {
/**
* Pops the info for the given step from storage into the form_state.
*
* @param array $form_state
* The Drupal form state.
*/
function islandora_ingest_form_grab_info(array &$form_state) {
$storage = islandora_ingest_form_get_step_storage($form_state);
$form_state['values'] = isset($storage['values']) ? $storage['values'] : array();
if (isset($storage['configuration'])) {
$form_state['islandora']['configuration'] = $storage['configuration'];
}
}
/**
@ -302,11 +449,15 @@ function islandora_ingest_form_grab_info(array &$form_state) {
*
* This button is only shown on the last page of the multi-page ingest form.
*
* @param array $form_state
* The Drupal form state.
*
* @return array
* The ingest button for the ingest form.
*/
function islandora_ingest_form_ingest_button(array $step_info) {
$form_id = $step_info['form_id'];
function islandora_ingest_form_ingest_button(array &$form_state) {
$step = islandora_ingest_form_get_step($form_state);
$form_id = $step['form_id'];
$validate_callback = $form_id . '_validate';
$validate = function_exists($validate_callback) ? array($validate_callback) : NULL;
$submit_callback = $form_id . '_submit';
@ -326,9 +477,9 @@ function islandora_ingest_form_ingest_button(array $step_info) {
* Attempts to ingest every object built by the previous steps.
*
* @param array $form
* The drupal form.
* The Drupal form.
* @param array $form_state
* The drupal form state.
* The Drupal form state.
*/
function islandora_ingest_form_submit(array $form, array &$form_state) {
foreach ($form_state['islandora']['objects'] as $object) {
@ -345,159 +496,94 @@ function islandora_ingest_form_submit(array $form, array &$form_state) {
}
}
/**
* Gets the configuration used to create the multi-page ingest form.
*
* @param array $form_state
* The drupal form state.
*
* @return array
* The configuration used to generate the multi-page ingest forms.
*/
function &islandora_ingest_form_get_configuration(array &$form_state) {
return $form_state['islandora']['configuration'];
}
/**
* Gets a reference to the stored NewFedoraObject's.
*
* @param array $form_state
* The drupal form state.
* The Drupal form state.
*
* @return array
* A reference to the stored NewFedoraObjects to be ingested when the final
* step submits.
*/
function &islandora_ingest_form_get_objects(array $form_state) {
function &islandora_ingest_form_get_objects(array &$form_state) {
return $form_state['islandora']['objects'];
}
/**
* Gets a single object from the stored NewFedoraObject's.
*
* @note - In our current use case we are only dealing with a single object
* @note In our current use case we are only dealing with a single object
* ingest, this makes it convenient to access it. Ideally the steps
* implementations will be abstracted to be indifferent to what object it's
* currently working on. This will act as a placeholder for such
* functionality.
*
* @param array $form_state
* The drupal form state.
* The Drupal form state.
*
* @return NewFedoraObject
* Returns the 'current' object in the array of NewFedoraObjects, generally
* this is only used when there is one object in the list of objects.
*/
function islandora_ingest_form_get_object(array $form_state) {
function islandora_ingest_form_get_object(array &$form_state) {
$objects = &islandora_ingest_form_get_objects($form_state);
return current($objects);
}
/**
* Get a reference to the current step index.
*
* @param array $form_state
* The drupal form state.
*
* @return string
* The current step index.
*/
function islandora_ingest_form_get_step_id(array &$form_state, $step_number = NULL) {
if ($step_number === NULL) {
return $form_state['islandora']['step_id'];
}
else {
$steps = array_keys(islandora_ingest_form_get_steps($form_state));
return $steps[$step_number];
}
}
/**
* Get the step info of the given step or the current step if none is given.
*
* @param array $form_state
* The drupal form state.
* @param int $step
* The index of the step to get.
*
* @return int
* The step info of the requested step if found, NULL otherwise.
*/
function islandora_ingest_form_get_step_info(array &$form_state, $step = NULL) {
$step = isset($step) ? $step : islandora_ingest_form_get_step_id($form_state);
$steps = islandora_ingest_form_get_steps($form_state);
if (!empty($steps[$step])) {
return $steps[$step];
}
// @todo deal with unknown case.
return NULL;
}
/**
* Get general storage for the given/current step.
*
* @param array $form_state
* The drupal form state.
* @param string $step_id
* The Drupal form state.
* @param array $step_id
* The ID of the step.
*
* @return array
* The given/current step storage if found, NULL otherwise.
*/
function &islandora_ingest_form_get_step_storage(array &$form_state, $step_id = NULL) {
if ($step_id === NULL) {
$step_id = islandora_ingest_form_get_step_id($form_state);
}
$step_id = isset($step_id) ? $step_id : islandora_ingest_form_get_current_step_id($form_state);
if (isset($step_id)) {
if (!isset($form_state['islandora']['step_storage'][$step_id])) {
$form_state['islandora']['step_storage'][$step_id] = array();
}
return $form_state['islandora']['step_storage'][$step_id];
}
return NULL;
}
/**
* Get a reference to the steps stored in the form state.
* Gets the configuration used to create the multi-page ingest form.
*
* @param array $form_state
* The drupal form state.
* The Drupal form state.
*
* @return array
* All the steps to be used in the ingest process.
* The configuration used to generate the multi-page ingest forms.
*/
function islandora_ingest_form_get_steps(array &$form_state) {
return islandora_ingest_get_steps($form_state);
function &islandora_ingest_form_get_shared_storage(array &$form_state) {
return $form_state['islandora']['shared_storage'];
}
/**
* Call form_load_include, for the current step if it defines a required file.
*
* @param array $form_state
* The drupal form state.
* The Drupal form state.
*/
function islandora_ingest_form_step_form_load_include(array &$form_state) {
function islandora_ingest_form_load_include(array &$form_state) {
form_load_include($form_state, 'inc', 'islandora', 'includes/ingest.form');
$step_info = islandora_ingest_form_get_step_info($form_state);
$step = islandora_ingest_form_get_step($form_state);
// Load include files.
if (isset($step_info['file']) && isset($step_info['module'])) {
if (isset($step['file']) && isset($step['module'])) {
$matches = array();
preg_match('/^(.*)\.(.*)$/', $step_info['file'], $matches);
preg_match('/^(.*)\.(.*)$/', $step['file'], $matches);
list($file, $name, $type) = $matches;
form_load_include($form_state, $type, $step_info['module'], $name);
form_load_include($form_state, $type, $step['module'], $name);
}
}
/**
* Get the number of steps.
*
* @param array $form_state
* The drupal form state.
*
* @return int
* The number of steps.
*/
function islandora_ingest_form_get_step_count(array $form_state) {
$steps = islandora_ingest_form_get_steps($form_state);
return count($steps);
}
/**
* Buildes the initial list of ingest steps.
*
@ -512,40 +598,26 @@ function islandora_ingest_form_get_step_count(array $form_state) {
* The list of sorted ingest steps as defined by all implementers
* of ISLANDORA_INGEST_STEP_HOOK.
*/
function &islandora_ingest_get_steps(array &$form_state) {
function islandora_ingest_form_get_steps(array &$form_state) {
module_load_include('inc', 'islandora', 'includes/utilities');
$steps = &drupal_static(__FUNCTION__);
if (!isset($steps)) {
$steps = array();
$configuration = islandora_ingest_form_get_configuration($form_state);
$models = array();
if (isset($configuration['selected_models'])) {
$models = $configuration['selected_models'];
}
elseif (isset($configuration['models'])) {
$models = $configuration['models'];
if (isset($steps)) {
return $steps;
}
foreach (islandora_build_hook_list(ISLANDORA_INGEST_STEP_HOOK, $models) as $hook) {
// Need to pass by ref... But don't really want an alter.
$steps = array();
$shared_storage = &islandora_ingest_form_get_shared_storage($form_state);
foreach (islandora_build_hook_list(ISLANDORA_INGEST_STEP_HOOK, $shared_storage['models']) as $hook) {
// Required for pass by reference.
foreach (module_implements($hook) as $module) {
$function = $module . '_' . $hook;
$module_steps = (array) $function($form_state);
$steps = array_merge($steps, $module_steps);
}
}
// Remove NULL values.
$steps = array_filter($steps);
uasort($steps, 'drupal_sort_weight');
foreach (islandora_build_hook_list(ISLANDORA_INGEST_STEP_HOOK, $models) as $hook) {
$form_state_copy = $form_state;
drupal_alter($hook, $steps, $form_state_copy);
foreach (islandora_build_hook_list(ISLANDORA_INGEST_STEP_HOOK, $shared_storage['models']) as $hook) {
drupal_alter($hook, $steps, $form_state);
}
uasort($steps, 'drupal_sort_weight');
}
return $steps;
}

30
includes/ingest.menu.inc
Unescape View File

@ -12,19 +12,20 @@
* HTML representing the mult-page ingest form.
*/
function islandora_ingest_callback() {
module_load_include('inc', 'islandora', 'includes/ingest.form');
try {
$configuration = islandora_ingest_get_configuration();
if ($configuration === FALSE) {
drupal_set_message(t('Invalid ingest configuration.'), 'error');
return drupal_get_form('islandora_ingest_form', $configuration);
}
catch(Exception $e) {
$redirect = isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : '<front>';
// Redirect back to referer or top level collection.
drupal_goto($redirect);
}
module_load_include('inc', 'islandora', 'includes/ingest.form');
return drupal_get_form('islandora_ingest_form', $configuration);
}
/**
* Fetches/validates the ingest configuration from the $_GET parameters.
* Fetches the ingest configuration from the $_GET parameters.
*
* Generic parameters as accepted by all ingest processes, other modules may
* add to this list.
@ -44,22 +45,5 @@ function islandora_ingest_get_configuration() {
foreach ($convert_to_array_keys as $key) {
$configuration[$key] = explode(',', $configuration[$key]);
}
// @todo add hook for manipulating/validating the configuration.
return islandora_valid_ingest_configuration($configuration) ? $configuration : FALSE;
}
/**
* Validates the given ingest configuration.
*
* At the moment it requires that models and collections are present.
*
* @param array $configuration
* The key value pairs that are used to build the multi-paged ingest process.
*
* @return bool
* TRUE if the configuration is valid, FALSE otherwise.
*/
function islandora_valid_ingest_configuration(array $configuration) {
// @todo Add more robust validation, add watchdog logs, etc.
return isset($configuration['models']) && isset($configuration['collections']);
return $configuration;
}

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