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<?php |
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/** |
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* ViewTemplatePageExtension is the admin model class to manage view templates. |
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* |
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* @author Mohamed Alsharaf <[email protected]> |
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* |
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* @package viewtemplate |
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*/ |
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class ViewTemplatePageExtension extends DataExtension |
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{ |
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/** |
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* Page setting field for module status. |
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* |
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* @var array |
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*/ |
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private static $db = [ |
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'EnableViewTemplate' => 'Boolean', |
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]; |
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public function __construct() |
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{ |
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parent::__construct(); |
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// This may get called before the schema is created. |
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if (!DB::get_schema()->isSchemaUpdating()) { |
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$htmlEditorNames = Config::inst()->get('ViewTemplate', 'htmleditor_names'); |
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if (is_array($htmlEditorNames)) { |
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foreach ($htmlEditorNames as $htmlEditorName) { |
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HtmlEditorConfig::get($htmlEditorName)->setOption('viewtemplate', ViewTemplate::get()->map('Title')->toArray()); |
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} |
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} |
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} |
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} |
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/** |
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* Override the Content property from the page object. |
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* |
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* @return string |
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*/ |
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public function Content() |
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{ |
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// Page content |
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$content = $this->owner->Content; |
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// Return original content |
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if (!$this->owner->EnableViewTemplate) { |
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return $content; |
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} |
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// Replace placeholders |
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return $this->replacePlaceholders($content); |
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} |
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/** |
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* Replaces placeholders within the $content property their actual value. |
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* |
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* @param string $content |
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* |
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* @return string |
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*/ |
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public function replacePlaceholders($content) |
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{ |
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// Find placeholders |
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preg_match_all('/{{(.*?)}}/', $this->owner->Content, $matches); |
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// If placeholders found |
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if (!empty($matches[1])) { |
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// Fetch view templates |
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/** @var DataList $templates */ |
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$templates = DataObject::get('ViewTemplate')->filter([ |
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'Title' => $matches[1], |
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]); |
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// Replace placeholders with their templates |
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foreach ($templates as $template) { |
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// Get template placeholder |
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$templateHolder = $template->getPlaceHolder(); |
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// Remove <p> if TinyMCE added them |
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$content = str_replace('<p>' . $templateHolder . '</p>', $templateHolder, $content); |
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// Process the template |
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$templateContent = SSViewer::fromString($template->ViewTemplate)->process($this->owner); |
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// Replace the placeholder with its template |
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$content = str_replace($templateHolder, $templateContent, $content); |
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} |
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} |
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// Set and return content |
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$this->owner->Content = $content; |
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return $content; |
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} |
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/** |
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* Add an element to the page settings tab to set the status of this module (enabled or not enabled). |
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* |
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* @param \FieldList $fields |
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*/ |
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public function updateSettingsFields(\FieldList $fields) |
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{ |
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$field = new FieldGroup( |
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new CheckboxField('EnableViewTemplate', _t('ViewTemplate.YES', 'Yes'), 0) |
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); |
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$field->setTitle(_t('ViewTemplate.ViewTemplate', 'Enable view template')); |
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$fields->addFieldToTab('Root.Settings', $field); |
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} |
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} |
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satrun77 /
silverstripe-viewtemplate
