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<?php
//$Id$
/**
* @file
* Enable addition of params to object generated by video module
*
* @author Fabio Varesano <fvaresano at yahoo dot it>
* porting to Drupal 6
* @author Heshan Wanigasooriya <heshan at heidisoft.com><heshanmw@gmail.com>
* @todo
*/
/**
* Implementation of hook_help().
*/
function video_params_help($path, $arg) {
switch ($path) {
case 'admin/modules#description':
return t('Enable addition of html params to object generated by video module. Useful if you need to use swf videos which needs params to be passed.');
}
}
/**
* Implementation of hook_perm().
*/
function video_params_perm() {
return array('insert object params');
}
/**
* Implementation of hook_form_alter()
* We use this to add a text area to the video creation form.
* In the text area the user will be able to insert his param value association.
*/
function video_params_form_alter(&$form, &$form_state, $form_id) {
if($form_id == 'video_node_form' && isset($form['video']) && user_access('insert object params')) {
// get node object
$node = $form['#node'];
//We must convert the array data back to something that can go in the textarea.
$textarea = '';
if(is_array($node->serial_data['object_parameters'])) {
foreach ($node->serial_data['object_parameters'] as $param => $value) {
$textarea .= $param . '=' . $value . "\n";
}
$textarea = substr($textarea, 0, -1); //Remove the last newline "\n" from the end.
}
$form['parameters'] = array('#type' => 'fieldset', '#title' => t('HTML object parameters'), '#collapsible' => TRUE, '#collapsed' => TRUE, '#weight' => -17);
$form['parameters']['object_parameters'] = array(
'#title' => t('Embedded object parameters'),
'#type' => 'textarea',
'#rows' => 5,
'#default_value' => $textarea,
'#description' => t('Enter the values that you would like to be embedded in <param name="param_1" value="value_1" /> tags. Each parameter should be on a seperate line with an equal sign between the parameter and its assigned value. Like param=value for example.')
);
}
}
/**
* Implementation of hook_nodeapi()
*/
function video_params_nodeapi(&$node, $op, $teaser) {
if($node->type == 'video') {
switch ($op) {
case 'submit':
//Process the data in the object_parameters textarea.
if ($node->object_parameters != '') { //Make sure the textarea was not empty.
$lines = explode("\r\n", $node->object_parameters); //Make an array of each line from the textarea.
foreach ($lines as $line) { //Loop through each line.
$array = explode('=', $line); //Break apart at the "=" sign. $line should be in format param=value
$node->serial_data['object_parameters'][$array[0]] = $array[1]; //Assign the "param" as the key and "value" as the value.
}
}
break;
}
}
}
/**
* Implementation of hook_v_get_param() - video module specific hook
*/
function video_params_v_get_params(&$node) {
$serial_data = $node->serial_data;
if(is_array($serial_data) && array_key_exists('object_parameters', $serial_data) && !empty($serial_data['object_parameters'])) {
return $serial_data['object_parameters'];
}
else {
return NULL;
}
}
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