1: <?php
  2: /**
  3:  * Provide API to embed news in other Horde applications.
  4:  *
  5:  * Copyright 2002-2007 Roel Gloudemans <roel@gloudemans.info>
  6:  *
  7:  * See the enclosed file LICENSE for license information (BSD). If you
  8:  * did not receive this file, see http://cvs.horde.org/co.php/jonah/LICENSE.
  9:  *
 10:  * @author  Roel Gloudemans <roel@gloudemans.info>
 11:  */
 12: class Jonah_Block_Story extends Horde_Core_Block
 13: {
 14:     /**
 15:      */
 16:     protected $_story = null;
 17: 
 18:     /**
 19:      */
 20:     public function __construct($app, $params = array())
 21:     {
 22:         parent::__construct($app, $params);
 23: 
 24:         $this->_name = _("Story");
 25:     }
 26: 
 27:     /**
 28:      */
 29:     protected function _params()
 30:     {
 31:         $channels = $GLOBALS['injector']->getInstance('Jonah_Driver')->getChannels();
 32:         $channel_choices = array();
 33:         foreach ($channels as $channel) {
 34:             $channel_choices[$channel['channel_id']] = $channel['channel_name'];
 35:         }
 36:         natcasesort($channel_choices);
 37: 
 38:         return array(
 39:             'source' => array(
 40:                 'name' => _("Feed"),
 41:                 'type' => 'enum',
 42:                 'values' => $channel_choices
 43:             ),
 44:             'story' => array(
 45:                 'name' => _("Story"),
 46:                 'type' => 'int'
 47:             ),
 48:             'countReads' => array(
 49:                 'name' => _("Count reads of this story when this block is displayed"),
 50:                 'type' => 'boolean',
 51:                 'default' => false
 52:             )
 53:         );
 54:     }
 55: 
 56:     /**
 57:      */
 58:     protected function _title()
 59:     {
 60:         if (empty($this->_params['source']) ||
 61:             empty($this->_params['story'])) {
 62:             return $this->getName();
 63:         }
 64: 
 65:         try {
 66:             $story = $this->_fetch();
 67:         } catch (Jonah_Exception $e) {
 68:             return htmlspecialchars($e->getMessage());
 69:         }
 70:         return '<span class="storyDate">'
 71:                 . htmlspecialchars($story['updated_date'])
 72:                 . '</span> '
 73:                 . htmlspecialchars($story['title']);
 74:     }
 75: 
 76:     /**
 77:      */
 78:     protected function _content()
 79:     {
 80:         if (empty($this->_params['source']) || empty($this->_params['story'])) {
 81:             return _("No story is selected.");
 82:         }
 83: 
 84:         try {
 85:             $story = $this->_fetch();
 86:         } catch (Jonah_Exception $e) {
 87:             return sprintf(_("Error fetching story: %s"), $e->getMessage());
 88:         }
 89: 
 90:         if (empty($story['body_type']) || $story['body_type'] == 'text') {
 91:             $story['body'] =  $GLOBALS['injector']->getInstance('Horde_Core_Factory_TextFilter')->filter($story['body'], 'text2html', array('parselevel' => Horde_Text_Filter_Text2html::MICRO));
 92:         }
 93: 
 94:         $tag_html = array();
 95:         foreach ($story['tags'] as $id => $tag) {
 96:             $tag_html[] = Horde::url('results.php')->add(array('tag_id' => $id, 'channel_id' => $this->_prams['source']))->link() . $tag . '</a>';
 97:         }
 98: 
 99:         return '<p class="storyTags">' . _("Tags: ")
100:             . implode(', ', $story['tags'])
101:             . '</p><p class="storySubtitle">'
102:             . htmlspecialchars($story['desc'])
103:             . '</p><div class="storyBody">' . $story['body']
104:             . '</div>';
105:     }
106: 
107:     /**
108:      * Get the story the block is configured for.
109:      */
110:     private function _fetch()
111:     {
112:         if (is_null($this->_story)) {
113:             $this->_story = $GLOBALS['injector']->getInstance('Jonah_Driver')->getStory(
114:                     $this->_params['source'],
115:                     $this->_params['story'],
116:                     !empty($this->_params['countReads']));
117:         }
118: 
119:         return $this->_story;
120:     }
121: 
122: }
123: