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<? |
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/** |
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* This file contains the FlexibleNegotiation child class. |
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* It inherits from another patch to phpHtmlLib: the EditDataItem class. |
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* |
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* @package org.netfrag.patches |
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* @name FlexibleNegotiation |
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* |
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*/ |
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|
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/** |
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* Cvs-Log |
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* |
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* $Id: FlexibleNegotiation.php,v 1.2 2003/04/11 00:59:10 joko Exp $ |
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* |
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* $Log: FlexibleNegotiation.php,v $ |
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* Revision 1.2 2003/04/11 00:59:10 joko |
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* minor update regarding function rename |
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* |
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* Revision 1.1 2003/04/11 00:40:31 joko |
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* initial commit |
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* |
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* |
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*/ |
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|
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/** |
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* FlexibleNegotiation |
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* |
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* Encapsulate arbitrary actions into flexible negotiations. |
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* |
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* |
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* @package org.netfrag.patches |
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* @subpackage phphtmllib/widgets |
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* @name FlexibleNegotiation |
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* |
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*/ |
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class FlexibleNegotiation extends EditDataItem { |
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|
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var $_negotiation_options; |
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|
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/** |
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* The constructor of the FlexibleNegotiation is used to advance |
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* the workflow to "Confirm" automagically. |
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* |
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* We just have to flag this behavior here, phpHtmlLib |
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* already handles almost everything smoothly. |
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* |
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*/ |
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function FlexibleNegotiation($title, $options = array(), $negotiation_options = array()) { |
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|
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$this->_negotiation_options = $negotiation_options; |
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|
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// change phpHtmlLib default behavior to change |
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// entrypoint of form- approve-/confirm-workflow |
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// TODO: integrate into negotiation options!? |
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$_POST[FORM_VISITED] = 1; |
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//$_POST[FORM_CONFIRM] = 1; |
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|
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// call constructor of base class |
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$this->EditDataItem($title, $options); |
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//$this->StandardFormContent($title, $PHP_SELF, 600); |
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|
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// disable any form content (we just need buttons) |
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$this->_datasource = null; |
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|
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// debug |
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//print "options: " . Dumper($this->_options); |
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} |
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|
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|
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/** |
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* This function is used to build the standard |
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* buttons for a form. |
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* Overwritten from EditDataItem. |
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* |
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* @return ButtonPanel DIVtag object |
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*/ |
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function form_content_buttons() { |
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//print Dumper($this->_options); |
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$div = new DIVtag( |
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array( |
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"style" => "background-color: #eeeeee;" . "padding-top:5px;padding-bottom:5px", |
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"align"=>"center", |
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"nowrap" |
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), |
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//form_submit('ecdfc', "Back") |
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link::plain( url::viewdatanode($this->_options[data_locator_meta][nodename]), 'Back' ) |
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//'abc' |
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); |
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return $div; |
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} |
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|
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|
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|
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|
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/** |
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* This should display a generic confirmation page. |
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* |
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* @return mixed - either raw html, or some container HTMLTag object. |
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* |
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*/ |
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function form_confirm( ) { |
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|
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$this->add_hidden_element('ecmod', 'delete'); |
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$this->add_hidden_element('ecdid', $this->_options[data_locator_meta][ident]); |
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$this->add_hidden_element('ecdm', $this->_options[data_locator_meta][nodename]); |
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|
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$title = "Form Confirmation / " . $this->_options['caption']; |
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$title .="( ".$this->_required_field_marker." ".$this->_required_field_text." )"; |
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$table = new InfoTable($title, $this->_width); |
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|
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$this->build_confirm_table( $table ); |
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|
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//now add the confirmation button |
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$td = new TDtag(array("colspan" => 2, |
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"class" => "contentnovertical", |
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"align" => "center"), |
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form_submit('ecdfd', "Confirm"), |
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_HTML_SPACE, |
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//$this->add_action("Edit") |
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form_submit('ecdfc', "Cancel") |
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); |
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|
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if ($this->_cancel_action) { |
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$td->add(_HTML_SPACE, $this->add_cancel()); |
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} |
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|
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$table->add_row( $td ); |
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|
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return $table; |
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} |
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|
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|
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/** |
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* This should execute the confirmed action and indicate success or failure. |
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* |
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* @todo error status & message propagation (e.g. logging) |
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* @todo advanced exception handling |
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* @todo actions might be synchronous and/or asynchronous (mixed)!? |
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* @todo what about triggers? before-action, after-action, etc. |
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* would solve some stuff, but would make other stuff more complicated |
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* |
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* @return bool |
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* |
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*/ |
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function confirm_action() { |
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|
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// If user confirms action, issue delete request on current item. |
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$this->_options['data_locator_meta']['action'] = "delete"; |
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$error = $this->data_prefetch(); |
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|
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// disable any form content (we just need buttons) |
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$this->_datasource = null; |
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|
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$msg = "Action confirmed! Changes may take a while to propagate through all parts of the system."; |
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$this->set_action_message($msg); |
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|
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/* |
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$this->_options['data_locator_meta']['action'] = "read"; |
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$error = $this->data_prefetch(); |
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*/ |
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|
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// TODO: review - what about the status of the action if executed |
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// asynchronous? try to implement something to monitor state here!? |
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return TRUE; |
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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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