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<?php namespace Rocket\UI\Forms\Fields; |
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/** |
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* Adds the autocomplete logic |
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* |
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* @method $this autocomplete(array $config) |
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*/ |
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class Autocomplete extends Field |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function getDefaults() |
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{ |
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return parent::getDefaults() + [ |
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'autocomplete' => [ |
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'multiple' => false, |
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'length' => 2, |
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], |
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]; |
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} |
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/** |
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* Adds some attributes |
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*/ |
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protected function inputAttributes() |
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{ |
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if (array_key_exists('placeholder', $this->params)) { |
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$this->input_attributes['placeholder'] = $this->params['placeholder']; |
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} |
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$this->input_attributes['id'] = $this->id; |
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$this->input_attributes['name'] = $this->name; |
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$this->input_attributes['type'] = 'text'; |
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} |
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/** |
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* Renders the scripts |
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*/ |
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protected function renderScript() |
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{ |
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if ($this->params['autocomplete']['multiple']) { |
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$select_callback = ''; |
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if (isset($this->params['autocomplete']['callback'])) { |
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$select_callback = $this->params['autocomplete']['callback']; |
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} |
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//TODO :: convert to jquery plugin |
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$this->getJS()->ready( |
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'$("#' . $this->id . '").autocomplete( |
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{ |
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minLength:' . $this->params['autocomplete']['length'] . ', |
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source: function( request, response ) { |
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$.getJSON( "' . \URL::to($this->params['autocomplete']['url']) . '", { |
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term: request.term.split( /,\s*/ ).pop() |
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}, response ); |
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}, |
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search: function() { |
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// custom minLength |
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var term = this.value.split( /,\s*/ ).pop(); |
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if (term.length < ' . |
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$this->params['autocomplete']['length'] . ') { |
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return false; |
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} |
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}, |
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focus: function() { |
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// prevent value inserted on focus |
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return false; |
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}, |
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select: function( event, ui ) { |
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var terms = this.value.split( /,\s*/ ); |
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// remove the current input |
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terms.pop(); |
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terms.push( ui.item.value ); |
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terms.push( "" ); |
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this.value = terms.join( ", " );' . |
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$select_callback . ' |
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return false; |
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} |
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});' |
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); |
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} else { |
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$params = [ |
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'minLength' => $this->params['autocomplete']['length'], |
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]; |
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if (!empty($this->params['autocomplete']['url'])) { |
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$params['source'] = \URL::to($this->params['autocomplete']['url']); |
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} elseif (!empty($this->params['autocomplete']['source'])) { |
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$params['source'] = $this->params['autocomplete']['source']; |
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} |
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if (isset($this->params['autocomplete']['callback'])) { |
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$params['select'] = 'function(event, ui) { ' . $this->params['autocomplete']['callback'] . ' }'; |
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} |
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if (isset($this->params['autocomplete']['callback_search'])) { |
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$params['search'] = 'function() { ' . $this->params['autocomplete']['callback_search'] . ' }'; |
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} |
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$script = '$("#' . $this->id . '")' . |
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'.autocomplete(' . json_encode_with_functions($params) . ');'; |
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$this->getJS()->ready($script); |
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} |
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} |
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} |
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RocketPropelledTortoise /
UI
