Add support for phancap website thumbnailer.
Drop support for artviper, since their service is gone.
This commit is contained in:
Christian Weiske
parent
af2a061ecd
commit
6b3f1d4bb5
8 changed files with 230 additions and 41 deletions
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@ -542,35 +542,27 @@ $defaults['privacy'] = 0;
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*/
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/**
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* Enable bookmark website thumbnails.
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* Which thumbnail service type to use.
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*
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* According to artviper.net license, buy a license if you
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* gain profit with your pages.
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*
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* @var boolean
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* @link http://www.websitethumbnail.de/
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*/
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$enableWebsiteThumbnails = false;
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/**
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* User ID from websitethumbnail.de
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*
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* You need to register on
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* http://www.artviper.net/registerapi.php
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* in order to use thumbnails on your domain
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*
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* @var string
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* @link http://www.artviper.net/registerapi.php
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*/
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$thumbnailsUserId = null;
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/**
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* API key.
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* Sent to you by artviper.net after registration.
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* Currently supported:
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* - null (no screenshots)
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* - 'phancap', see http://cweiske.de/phancap.htm
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*
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* @var string
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*/
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$thumbnailsKey = null;
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$thumbnailsType = null;
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/**
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* Configuration for thumbnail service.
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*
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* Phancap requires an array with the following keys:
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* - url: URL to phancap's get.php file
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* - token: user name (if access protected)
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* - secret: password for the user (if access protected)
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*
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* @var array
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*/
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$thumbnailsConfig = array();
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@ -5,14 +5,14 @@
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*
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* Expects a $row variable with bookmark data.
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*/
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if (!$GLOBALS['enableWebsiteThumbnails']) {
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return;
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$thumbnailer = SemanticScuttle_Service_Factory::get('Thumbnails')->getThumbnailer();
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$imgUrl = $thumbnailer->getThumbnailUrl($address, 120, 90);
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if ($imgUrl !== false) {
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echo '<a href="' . htmlspecialchars($address) . '">'
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. '<img class="thumbnail" width="120" height="90" src="'
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. htmlspecialchars($imgUrl).
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'" />'
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. '</a>';
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}
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$thumbnailHash = md5(
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$address . $GLOBALS['thumbnailsUserId'] . $GLOBALS['thumbnailsKey']
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);
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//echo '<a href="'. $address .'"'. $rel .' ><img class="thumbnail" src="http://www.artviper.net/screenshots/screener.php?url='.$address.'&w=120&sdx=1280&userID='.$GLOBALS['thumbnailsUserId'].'&hash='.$thumbnailHash.'" />';
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echo '<img class="thumbnail" onclick="window.location.href=\''.htmlspecialchars($address).'\'" src="http://www.artviper.net/screenshots/screener.php?url='.htmlspecialchars($address).'&w=120&sdx=1280&userID='.$GLOBALS['thumbnailsUserId'].'&hash='.$thumbnailHash.'" />';
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?>
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@ -6,11 +6,6 @@ echo '<a href="'.createURL('about').'">'.T_('About').'</a>';
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echo ' - ';
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echo T_("Propulsed by ");
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echo " <a href=\"https://sourceforge.net/projects/semanticscuttle/\">SemanticScuttle</a>";
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if($GLOBALS['enableWebsiteThumbnails']) {
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// Licence to the thumbnails provider (OBLIGATORY IF YOU USE ARTVIPER SERVICE)
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echo ' (Thumbnails by <a href="http://www.artviper.net">webdesign</a>)';
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}
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?>
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</div>
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@ -51,7 +51,7 @@ class SemanticScuttle_Service
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{
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static $instance;
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if (!isset($instance)) {
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$instance = new self($db);
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$instance = new static($db);
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}
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return $instance;
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}
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59
src/SemanticScuttle/Service/Thumbnails.php
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59
src/SemanticScuttle/Service/Thumbnails.php
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@ -0,0 +1,59 @@
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<?php
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/**
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* SemanticScuttle - your social bookmark manager.
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*
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* PHP version 5.
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*
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* @category Bookmarking
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* @package SemanticScuttle
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* @author Christian Weiske <cweiske@cweiske.de>
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* @license GPL http://www.gnu.org/licenses/gpl.html
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* @link http://sourceforge.net/projects/semanticscuttle
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*/
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/**
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* Instantiates the configured website thumbnailer object.
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*
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* @category Bookmarking
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* @package SemanticScuttle
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* @author Christian Weiske <cweiske@cweiske.de>
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* @license GPL http://www.gnu.org/licenses/gpl.html
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* @link http://sourceforge.net/projects/semanticscuttle
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*/
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class SemanticScuttle_Service_Thumbnails extends SemanticScuttle_Service
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{
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/**
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* Instantiates the configured website thumbnailer object.
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*
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* @return object Website thumbnailer
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*/
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public function getThumbnailer()
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{
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if (!isset($GLOBALS['thumbnailsType'])
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|| $GLOBALS['thumbnailsType'] == ''
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) {
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$class = 'SemanticScuttle_Thumbnailer_Null';
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} else {
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$class = 'SemanticScuttle_Thumbnailer_'
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. ucfirst($GLOBALS['thumbnailsType']);
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}
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if (!class_exists($class)) {
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//PEAR classname to filename rule
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$file = str_replace('_', '/', $class) . '.php';
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include_once $file;
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}
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$thumbnailer = new $class();
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if (!isset($GLOBALS['thumbnailsConfig'])
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|| $GLOBALS['thumbnailsConfig'] == ''
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) {
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$thumbnailer->setConfig(null);
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} else {
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$thumbnailer->setConfig($GLOBALS['thumbnailsConfig']);
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}
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return $thumbnailer;
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}
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}
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?>
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52
src/SemanticScuttle/Thumbnailer/Null.php
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52
src/SemanticScuttle/Thumbnailer/Null.php
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@ -0,0 +1,52 @@
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<?php
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/**
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* SemanticScuttle - your social bookmark manager.
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*
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* PHP version 5.
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*
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* @category Bookmarking
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* @package SemanticScuttle
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* @author Christian Weiske <cweiske@cweiske.de>
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* @license GPL http://www.gnu.org/licenses/gpl.html
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* @link http://sourceforge.net/projects/semanticscuttle
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*/
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/**
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* Dummy thumbnailer that never returns a thumbnail URL
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*
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* @category Bookmarking
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* @package SemanticScuttle
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* @author Christian Weiske <cweiske@cweiske.de>
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* @license GPL http://www.gnu.org/licenses/gpl.html
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* @link http://sourceforge.net/projects/semanticscuttle
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*/
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class SemanticScuttle_Thumbnailer_Null
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{
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/**
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* Set dummy configuration
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*
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* @param array $config Dummy configuration
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*
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* @return void
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*/
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public function setConfig($config)
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{
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}
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/**
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* Get the URL for a website thumbnail.
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* Always returns false.
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*
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* @param string $bookmarkUrl URL of website to create thumbnail for
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* @param integer $width Screenshot width
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* @param integer $height Screenshot height
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*
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* @return mixed FALSE when no screenshot could be obtained,
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* string with the URL otherwise
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*/
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public function getThumbnailUrl($bookmarkUrl, $width, $height)
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{
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return false;
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}
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}
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?>
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92
src/SemanticScuttle/Thumbnailer/Phancap.php
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92
src/SemanticScuttle/Thumbnailer/Phancap.php
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@ -0,0 +1,92 @@
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<?php
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/**
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* SemanticScuttle - your social bookmark manager.
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*
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* PHP version 5.
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*
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* @category Bookmarking
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* @package SemanticScuttle
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* @author Christian Weiske <cweiske@cweiske.de>
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* @license GPL http://www.gnu.org/licenses/gpl.html
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* @link http://sourceforge.net/projects/semanticscuttle
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*/
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/**
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* Show website thumbnails/screenshots using phancap
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*
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* @category Bookmarking
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* @package SemanticScuttle
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* @author Christian Weiske <cweiske@cweiske.de>
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* @license GPL http://www.gnu.org/licenses/gpl.html
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* @link http://sourceforge.net/projects/semanticscuttle
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* @see http://cweiske.de/phancap.htm
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*/
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class SemanticScuttle_Thumbnailer_Phancap
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{
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/**
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* Configuration array.
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* Required keys:
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* - url
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* - token
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* - secret
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*/
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protected $config = array();
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/**
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* Set phancap configuration
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*
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* @param array $config Phancap configuration
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*
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* @return void
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*/
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public function setConfig($config)
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{
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$this->config = $config;
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}
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/**
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* Get the URL for a website thumbnail
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*
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* @param string $bookmarkUrl URL of website to create thumbnail for
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* @param integer $width Screenshot width
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* @param integer $height Screenshot height
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*
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* @return mixed FALSE when no screenshot could be obtained,
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* string with the URL otherwise
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*/
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public function getThumbnailUrl($bookmarkUrl, $width, $height)
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{
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//default parameters for the phancap service
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$parameters = array(
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'url' => $bookmarkUrl,
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'swidth' => $width,
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'sheight' => $height,
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'sformat' => 'jpg',
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);
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if (isset($this->config['token']) && $this->config['token'] != '') {
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$parameters['atoken'] = $this->config['token'];
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$parameters['atimestamp'] = time();
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//create signature
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ksort($parameters);
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foreach ($parameters as $key => $value) {
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$encparams[] = $key . '=' . rawurlencode($value);
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}
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$encstring = implode('&', $encparams);
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$signature = hash_hmac('sha1', $encstring, $this->config['secret']);
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//append signature to parameters
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$parameters['asignature'] = $signature;
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}
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//url-encode the parameters
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$urlParams = array();
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foreach ($parameters as $key => $value) {
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$urlParams[] = $key . '=' . urlencode($value);
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}
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//final URL
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return $this->config['url'] . '?' . implode('&', $urlParams);
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}
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}
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?>
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@ -195,7 +195,6 @@ img.thumbnail {
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padding: 1px;
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margin-right: 6px;
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margin-bottom:4px;
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cursor:pointer;
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border:1px solid #AAA;
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}
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div.link a {
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