remote_function($options).'; return false;" method="'.(isset($options['method'])?$options['method']:'post').'" >'; } function link_to_remote($name,$options=null,$html_options=null) { return $this->link_to_function($name,$this->remote_function($options),$html_options); } function observe_field($field_id,$options=null) { if (isset($options['frequency']) && $options['frequency']> 0 ) { return $this->_build_observer('Form.Element.Observer',$field_id,$options); } else { return $this->_build_observer('Form.Element.EventObserver',$field_id,$options); } } function observe_form($form_id,$options = null) { if (isset($options['frequency'])) { return $this->_build_observer('Form.Observer',$form_id,$options); } else { return $this->_build_observer('Form.EventObserver',$form_id,$options); } } function periodically_call_remote($options=null) { $frequency=(isset($options['frequency']))?$options['frequency']:10; $code = 'new PeriodicalExecuter(function() {'.$this->remote_function($options).'},'.$frequency.')'; return $code; } function remote_function($options) { $javascript_options = $this->_options_for_ajax($options); $update =''; if( isset($options['update']) && is_array($options['update']) ) { $update=(isset($options['update']['success']))?'success: '.$options['update']['success']:''; $update.=(empty($update))?'':","; $update.=(isset($options['update']['failure']))?'failure: '.$options['update']['failure']:''; } else { $update.=(isset($options['update']))?$options['update']:''; } $ajax_function=(empty($update))?'new Ajax.Request(':'new Ajax.Updater(\''.$update.'\','; $ajax_function.="'".$options['url']."'"; $ajax_function.=",".$javascript_options.')'; $ajax_function=(isset($options['before']))? $options['before'].';'.$ajax_function : $ajax_function; $ajax_function=(isset($options['after']))? $ajax_function.';'.$options['after'] : $ajax_function; $ajax_function=(isset($options['condition']))? 'if ('.$options['condition'].') {'.$ajax_function.'}' : $ajax_function; $ajax_function=(isset($options['confirm'])) ? 'if ( confirm(\''.$options['confirm'].'\' ) ) { '.$ajax_function.' } ':$ajax_function; return $ajax_function; } function submit_to_remote($name,$value,$options) { if(isset($options['with'])){ $options['with'] ="Form.serialize(this.form)"; } return ''; } function update_element_function($element_id,$options=null,$block) { $content=(isset($options['content']))?$options['content']:''; $content=$this->escape($content); } function update_page($block) { } function update_page_tag(& $block) { return $this->tag($block); } ///////////////////////////////////////////////////////////////////////////////////// // Private functions ///////////////////////////////////////////////////////////////////////////////////// function _build_callbacks($options) { $callbacks=array(); foreach ($options as $callback=>$code) { if (in_array($callback,$this->CALLBACKS)) { $name = 'on'.ucfirst($callback); $callbacks[$name]='function(request){'.$code.'}'; } } return $callbacks; } function _build_observer($klass,$name,$options=null) { if (isset($options['with']) && !strstr($options['with'],'=') ) { $options['with'] = '\''.$options['with'].'=\' + value'; }else if (isset($options['with']) && isset($options['update'])) { $options['with'] = 'value'; } $callback = $options['function'] ? $options['function'] : $this->remote_function($options); $javascript = "new $klass('$name', "; $javascript.= (isset($options['frequency']))?$options['frequency'].', ':''; $javascript.= 'function (element,value) { '; $javascript.= $callback; $javascript.= (isset($options['on']))?', '.$options['on']:''; $javascript.= '})'; return $javascript; } function _method_option_to_s($method) { return (strstr($method,"'"))?$method:"'$method'"; } function _options_for_ajax($options) { $js_options= (is_array($options))?$this->_build_callbacks($options):array(); if (isset($options['type']) && $option['type']=='synchronous') $js_options['asynchronous'] ='false'; if (isset($options['method'])) $js_options['method'] = $this->_method_option_to_s($options['method']); if (isset($options['position'])) $js_options['insertion'] = 'Insertion.'.ucfirst($options['position']); $js_options['evalScripts'] = isset($options['script'])?$options['script']:'true'; if (isset($options['form'])) { $js_options['parameters']='Form.serialize(this)'; }elseif (isset($options['parameters'])){ $js_options['parameters']='Form.serialize(\''.$options['submit'].'\')'; }elseif (isset($options['with'])) { $js_options['parameters']= $options['with']; } return $this->_options_for_javascript($js_options); } ///////////////////////////////////////////////////////////////////////////////////// // Mergerd Javascript Generator helpers ///////////////////////////////////////////////////////////////////////////////////// function dump($javascript) { echo $javascript; } function ID($id,$extend=null) { return "$('$id')".(!empty($extend))?'.'.$extend.'()':''; } function alert($message) { return $this->call('alert',$message); } function assign($variable,$value) { return "$variable = $value;"; } function call($function , $args = null) { $arg_str=''; if (is_array($args)) { foreach ($args as $arg){ if(!empty($arg_str))$arg_str.=', '; if( is_string($arg)) { $arg_str.="'$arg'"; } else { $arg_str.=$arg; } } } else { if (is_string($args)) { $arg_str.="'$args'"; } else { $arg_str.=$args; } } return "$function($arg_str)"; } function delay($seconds=1,$script='') { return "setTimeout( function() { $script } , ".($seconds*1000)." )"; } function hide($id) { return $this->call('Element.hide',$id); } function insert_html($position,$id,$options_for_render=null) { $args=array_merge(array($id),(is_array($options_for_render)?$options_for_render:array($options_for_render))); return $this->call('new Insertion.'.ucfirst($position),$args); } function redirect_to($location) { return $this->assign('window.location.href',$location); } function remove($id) { if (is_array($id)){ $arr_str=''; foreach ($id as $obj){ if(!empty($arg_str))$arg_str.=', '; $arg_str.="'$arg'"; } return "$A[$arg_str].each(Element.remove)"; }else { return "Element.remove('$id')"; } } function replace($id,$options_for_render) { $args=array_merge(array($id),(is_array($options_for_render)?$options_for_render:array($options_for_render))); return $this->call('Element.replace',$args); } function replace_html($id,$options_for_render) { $args=array_merge(array($id),(is_array($options_for_render)?$options_for_render:array($options_for_render))); return $this->call('Element.update',$args); } function select($pattern,$extend=null) { return "$$('$pattern')".(!empty($extend))?'.'.$extend:''; } function show($id) { return $this->call('Element.show',$id); } function toggle($id) { return $this->call('Element.toggle',$id); } } ?>