1: <?php
  2: 
  3: /**
  4:  * Plugin handler for certain standard document formats.
  5:  * These are displayed a <i>WEBdocs</i> provider e.g. <i>Google Docs viewer</i>. The item is displayed in an iFrame sized based on the image size option.
  6:  * Of course, your site must be accessable by provider and your viewer must have the required account credentials for this to work.
  7:  *
  8:  * The plugin is an extension of <var>TextObject</var>. For more details see the <i>class-textobject</i> plugin.
  9:  *
 10:  * @author Stephen Billard (sbillard)
 11:  * @package plugins
 12:  * @subpackage media
 13:  *
 14:  */
 15: $plugin_is_filter = 990 | CLASS_PLUGIN;
 16: $plugin_description = gettext('Provides a means for showing documents using <em>WEBdocs</em> for the document rendering.');
 17: $plugin_author = "Stephen Billard (sbillard)";
 18: 
 19: 
 20: $option_interface = 'WEBdocs_Options';
 21: 
 22: if (getOption('WEBdocs_pdf_provider')) {
 23:     Gallery::addImageHandler('pdf', 'WEBdocs');
 24: }
 25: if (getOption('WEBdocs_pps_provider')) {
 26:     Gallery::addImageHandler('pps', 'WEBdocs');
 27:     Gallery::addImageHandler('ppt', 'WEBdocs');
 28: }
 29: if (getOption('WEBdocs_tif_provider')) {
 30:     Gallery::addImageHandler('tif', 'WEBdocs');
 31:     Gallery::addImageHandler('tiff', 'WEBdocs');
 32: }
 33: 
 34: /**
 35:  * Option class for textobjects objects
 36:  *
 37:  */
 38: class WEBdocs_Options {
 39: 
 40:     function __construct() {
 41:         setOptionDefault('WEBdocs_pdf_provider', 'local');
 42:         setOptionDefault('WEBdocs_pps_provider', 'google');
 43:         setOptionDefault('WEBdocs_tif_provider', 'zoho');
 44:     }
 45: 
 46:     /**
 47:      * Standard option interface
 48:      *
 49:      * @return array
 50:      */
 51:     function getOptionsSupported() {
 52:         return array(gettext('Watermark default images')     => array('key'  => 'WEBdocs_watermark_default_images', 'type' => OPTION_TYPE_CHECKBOX,
 53:                                         'desc' => gettext('Check to place watermark image on default thumbnail images.')),
 54:                         gettext('PDF')                                           => array('key'          => 'WEBdocs_pdf_provider', 'type'       => OPTION_TYPE_RADIO,
 55:                                         'buttons'    => array(gettext('Disabled')                => '',
 56:                                                         gettext('GoogleDocs')            => 'google',
 57:                                                         gettext('Zoho')                      => 'zoho',
 58:                                                         gettext('Browser default') => 'local'
 59:                                         ),
 60:                                         'desc'       => gettext("Choose the WEB service to use for rendering pdf documents.") .
 61:                                         '<p>' . sprintf(gettext('Select <em>google</em> to use the <a href="%s">GoogleDocs viewer</a>'), 'http://docs.google.com/viewer') . '</p>' .
 62:                                         '<p>' . sprintf(gettext('Select <em>zoho</em> to use the <a href="%s">Zoho document viewer</a>'), 'http://viewer.zoho.com/home.do') . '</p>' .
 63:                                         '<p>' . gettext('Select <em>Browser default</em> to use the your browser default application') . '</p>'
 64:                         ),
 65:                         gettext('PowerPoint')                                => array('key'          => 'WEBdocs_pps_provider', 'type'       => OPTION_TYPE_RADIO,
 66:                                         'buttons'    => array(gettext('Disabled')                => '',
 67:                                                         gettext('GoogleDocs')            => 'google',
 68:                                                         gettext('Zoho')                      => 'zoho',
 69:                                                         gettext('Browser default') => 'local'
 70:                                         ),
 71:                                         'desc'       => gettext("Choose the WEB service to use for rendering PowerPoint document.")),
 72:                         gettext('Tiff')                                          => array('key'          => 'WEBdocs_tif_provider', 'type'       => OPTION_TYPE_RADIO,
 73:                                         'buttons'    => array(gettext('Disabled')                => '',
 74:                                                         gettext('Zoho')                      => 'zoho',
 75:                                                         gettext('Browser default') => 'local'
 76:                                         ),
 77:                                         'desc'       => gettext("Choose the WEB service to use for rendering TIFF images."))
 78:         );
 79:     }
 80: 
 81: }
 82: 
 83: require_once(dirname(__FILE__) . '/class-textobject/class-textobject_core.php');
 84: 
 85: class WEBdocs extends TextObject {
 86: 
 87:     /**
 88:      * creates a WEBdocs (image standin)
 89:      *
 90:      * @param object $album the owner album
 91:      * @param string $filename the filename of the text file
 92:      * @return TextObject
 93:      */
 94:     function __construct($album, $filename, $quiet = false) {
 95: 
 96:         $this->watermark = getOption('WEBdocs_watermark');
 97:         $this->watermarkDefault = getOption('WEBdocs_watermark_default_images');
 98: 
 99:         $this->common_instantiate($album, $filename, $quiet);
100:     }
101: 
102:     /**
103:      * Returns the image file name for the thumbnail image.
104:      *
105:      * @param string $path override path
106:      *
107:      * @return s
108:      */
109:     function getThumbImageFile($path = NULL) {
110:         global $_zp_gallery;
111:         if (is_null($path)) {
112:             $path = SERVERPATH;
113:         }
114:         if (is_null($this->objectsThumb)) {
115:             switch (getSuffix($this->filename)) {
116:                 case "pdf":
117:                     $img = '/pdfDefault.png';
118:                     break;
119:                 case 'ppt':
120:                 case 'pps':
121:                     $img = '/ppsDefault.png';
122:                     break;
123:                 case 'tif':
124:                 case 'tiff':
125:                     $img = '/tifDefault.png';
126:                     break;
127:             }
128:             $imgfile = $path . '/' . THEMEFOLDER . '/' . internalToFilesystem($_zp_gallery->getCurrentTheme()) . '/images/' . $img;
129:             if (!file_exists($imgfile)) {
130:                 $imgfile = $path . "/" . ZENFOLDER . '/' . PLUGIN_FOLDER . '/' . substr(basename(__FILE__), 0, -4) . '/' . $img;
131:             }
132:         } else {
133:             $imgfile = ALBUM_FOLDER_SERVERPATH . internalToFilesystem($this->imagefolder) . '/' . $this->objectsThumb;
134:         }
135:         return $imgfile;
136:     }
137: 
138:     /**
139:      * Returns the content of the text file
140:      *
141:      * @param int $w optional width
142:      * @param int $h optional height
143:      * @return string
144:      */
145:     function getContent($w = NULL, $h = NULL) {
146:         $this->updateDimensions();
147:         if (is_null($w))
148:             $w = $this->getWidth();
149:         if (is_null($h))
150:             $h = $this->getHeight();
151:         $providers = array(''            => '<img src="' . html_encode(pathurlencode($this->getThumb())) . '">',
152:                         'google' => '<iframe src="http://docs.google.com/viewer?url=%s&amp;embedded=true" width="' . $w . 'px" height="' . $h . 'px" frameborder="0" border="none" scrolling="auto"></iframe>',
153:                         'zoho'   => '<iframe src="http://viewer.zoho.com/api/urlview.do?url=%s&amp;embed=true" width="' . $w . 'px" height="' . $h . 'px" frameborder="0" border="none" scrolling="auto"></iframe>',
154:                         'local'  => '<iframe src="%s" width="' . $w . 'px" height="' . $h . 'px" frameborder="0" border="none" scrolling="auto"></iframe>'
155:         );
156:         switch ($suffix = getSuffix($this->filename)) {
157:             case 'ppt':
158:                 $suffix = 'pps';
159:             case 'tiff':
160:                 $suffix = substr($suffix, 0, 3);
161:             case 'tif':
162:             case 'pps':
163:             case 'pdf':
164:                 $provider = 'WEBdocs_' . $suffix . '_provider';
165:                 return sprintf($providers[getOption($provider)], html_encode($this->getFullImage(FULLWEBPATH)));
166:             default: // just in case we extend and are lazy...
167:                 return '<img src="' . html_encode(pathurlencode($this->getThumb())) . '">';
168:         }
169:     }
170: 
171: }
172: 
173: ?>