+<?phpConfigure::load('Taggable.config');class TagHelper extends AppHelper { public $name = 'Tag'; public $helpers = array( 'Html', 'Form', ); public function beforeRender($writeFile, $options = array()) { $this->Html->css('Taggable.style', null, array('inline' => false)); return parent::beforeRender($writeFile, $options); } /** * Outputs a version of the tag input, but wrapped in a form element to make it stand alone * * @param string $model The model related to the tags * @param array $options Options based on the input method options * @return string; **/ public function form($model, $options = array()) { $options['form'] = true; return $this->input($model, $options); } /** * Outputs a form input for entering tags associated with a model * * @param string $model The model name of the associated model * @param array $options * - form: Boolean to wrap the input in a form tag * - id: Includes an additional model id (Useful if form is true) * - tags: An array of existing tags (Most times this will be auto-set by the TaggableBehavior) * - legend: The legend to be written across the tags input * * @return string; **/ public function input($model, $options = array()) { $this->Html->script('Taggable.form', array('inline' => false)); $options = array_merge(array( 'form' => false, 'id' => false, 'tags' => array(), 'legend' => 'Tags', ), $options); extract($options); $wrapClass = 'taggable-tags-input'; $out = ''; if (empty($tags)) { if ($this->Html->value("$model.taggable__tags")) { $tags = $this->Html->value("$model.taggable__tags"); } else if ($this->Html->value('Tag')) { $tags = array(); if (!empty($this->request->data['Tag']['Tag'])) { $tags = $this->request->data['Tag']['Tag']; } else { foreach ($this->request->data['Tag'] as $k => $tag) { $tags[$tag['id']] = $tag['tag']; } } } } // Outputs tags input $options = array( 'type' => 'text', 'label' => 'Separate tags with commas', 'placeholder' => '(ie: tag 1, tag 2, tag 3)', ); if (!empty($class)) { $options = $this->Html->addClass($options, $class); } if (!empty($form)) { $options = $this->Html->addClass($options, 'input-append', 'div'); $options['after'] = $this->Form->submit('Add Tags', array('div' => false)); } $out .= $this->Form->input(Configure::read('Taggable.save_field'), $options); // Outputs existing tags a checkbox list if (!empty($tags)) { if (isset($tags[0]['id'])) { $newTags = array(); foreach ($tags as $tag) { $newTags[$tag['id']] = $tag['tag']; } $tags = $newTags; } $out .= $this->Form->input('Tag', array( 'hiddenField' => false, 'options' => $tags, 'multiple' => 'checkbox', 'label' => false, 'value' => array_keys($tags), //selected 'div' => $wrapClass . '-checkboxes', )); } if (!empty($legend)) { $out = $this->Html->tag('legend', $legend) . $out; } $out = $this->Html->tag('fieldset', $out); if (!empty($id)) { $out .= $this->Form->hidden('id', array('value' => $id)); } // Wraps output in a form if (!empty($form)) { $formOpen = $this->Form->create($model, array('action' => 'edit')); $formClose = $this->Form->end(); $out = $formOpen . $out . $formClose; } return $this->Html->div($wrapClass, $out); } public function tag($text, $options = array()) { $options = array_merge(array( 'tag' => 'span', 'x' => null, 'url' => null, 'class' => 'taggable-tag', ), $options); extract($options); $out = $text; debug(compact('text')); if ($url) { $out = $this->Html->link($out, $this->__getTagUrl($text, $url)); } if ($x) { $out .= $this->__getXUrl($x); } return $this->Html->tag($tag, $out, compact('class')); } public function resultTagList($result = null, $options = array()) { $tags = !empty($result['taggable__tags']) ? $result['taggable__tags'] : array(); return $this->tagList($tags, $options); } public function tagList($tags = null, $options = array()) { if (empty($tags)) { return ''; } $out = ''; foreach ($tags as $tag) { if (isset($tag['tag'])) { $tag = $tag['tag']; } $options['class'] = 'taggable-tags-list-item taggable-tag'; debug(compact('tag', 'options')); $out .= $this->tag($tag, $options); } return $this->Html->tag('div', $out, array('class' => 'taggable-tags-list')); } public function cloud($tagCount, $options = array()) { if (empty($tagCount)) { return false; } $minFontSize = 10; $maxFontSize = 36; $fontUnit = 'px'; $min = min($tagCount); $max = max($tagCount); $passTag = !empty($this->request->named['tag']) ? $this->request->named['tag'] . ',' : ''; $out = ''; foreach ($tagCount as $tag => $count) { if ($max == $min || $count == $min) { $fontSize = $minFontSize; } else { $fontSize = ((($maxFontSize - $minFontSize) * ($count - $min)) / ($max - $min)) + $minFontSize; } $out .= $this->Html->link($tag, array('tag' => $passTag . $tag), array( 'class' => 'tag', 'style' => 'font-size:' . $fontSize . $fontUnit, 'title' => 'Found ' . $count . ' Tagged as "' . $tag . '"', )); } return $this->Html->div('tags-cloud', $out); } private function __getTagUrl($tag, $url = true) { if ($url === true) { $url = $this->__currentUrl(); } $slug = Inflector::slug($tag); if (is_array($url)) { $url['tag'] = $slug; } else { $url .= '/tag:' . $slug; } return $url; } private function __getXUrl($url = array()) { if (!$url) { return ''; } if ($url === true || $url == 'remove') { $url = array('tag' => false) + $this->__currentUrl(); } return $this->Html->link('×', $url, array('escape' => false)); } private function __currentUrl() { $url = Router::parse($this->request->url); if (!empty($url['pass'])) { $url['?'] = $url['pass']; unset($url['pass']); } if (!empty($url['named'])) { $url = $url['named'] + $url; unset($url['named']); } return $url; }}
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