Added new watermarkAlignment option and added full path or URL support to image.
[embedvideo/.git] / ItemAddEmbedVideo.inc
index 940a4ea1e5256c4e7d22852fa515969f1614b470..4e517acb19a0214542a31360beb9b4d74f835ed1 100644 (file)
@@ -70,6 +70,7 @@ class ItemAddEmbedVideo extends ItemAddPlugin {
           global $debugOutput, $useInternalFlvPlayer, $youtubeDevId;
           global $width, $height, $externalFlvPlayer, $externalFlvPlayerVars;
           global $flvThumbnail, $useRemoteSize, $autoStart;
+          global $watermarkVideos, $watermarkImage, $watermarkAlignment;
 
           /* Find out what value our parameters should have by looking to see if they
             * are defined in our overrides section or default section. If they are not
@@ -86,6 +87,9 @@ class ItemAddEmbedVideo extends ItemAddPlugin {
           $flvThumbnail = $this->getParameter($ItemAddEmbedVideo, 'flvThumbnail', "");
           $useRemoteSize = $this->getParameter($ItemAddEmbedVideo, 'useRemoteSize', "false");
           $autoStart = $this->getParameter($ItemAddEmbedVideo, 'autoStart', "false");
+          $watermarkImage = $this->getParameter($ItemAddEmbedVideo, 'watermarkImage', "");
+          $watermarkVideos = $this->getParameter($ItemAddEmbedVideo, 'watermarkVideos', "false");
+          $watermarkAlignment = $this->getParameter($ItemAddEmbedVideo, 'watermarkAlignment', "center");
 
           /* Print our stored/set Parameters */
           if(!strcmp($debugOutput,"true")) {
@@ -102,6 +106,9 @@ class ItemAddEmbedVideo extends ItemAddPlugin {
             print "flvThumbnail=$flvThumbnail<br>";
             print "useRemoteSize=$useRemoteSize<br>";
             print "autoStart=$autoStart<br>";
+            print "watermarkVideos=$watermarkVideos<br>";
+            print "watermarkImage=$watermarkImage<br>";
+            print "watermarkAlignment=$watermarkAlignment<br>";
             print "<hr>";
           }
 
@@ -132,7 +139,8 @@ class ItemAddEmbedVideo extends ItemAddPlugin {
           /* Gallery2 specific paths and variables */
           $urlGenerator =& $gallery->getUrlGenerator();
           $gallery2_url = $urlGenerator->getCurrentUrlDir();
-          $gallery2_flv_thumbnail = "modules/thumbnail/images/G2video.jpg";
+          $gallery2_flv_thumbnail = "modules/embedvideo/images/G2video_thumbnail.jpg";
+          $gallery2_video_watermark = "modules/embedvideo/images/G2video_watermark1.png";
           $gallery2_flv_player = "modules/flashvideo/lib/G2flv.swf";
           
           /* Store the passed URL in a shorter local variable */
@@ -257,7 +265,8 @@ class ItemAddEmbedVideo extends ItemAddPlugin {
               }
 
               /* Extract the summary from the webpage contents */
-              preg_match('/<meta content="(.+?)\. \w+ \d+, \d+.*" name="description">/i',
+              //print "contents: $contents <br>";
+              preg_match('/<meta name="description" content="(.+?)\. \w+ \d+, \d+.*">/i',
                          $contents, $matches);
               $summary=$matches[1];
 
@@ -642,6 +651,132 @@ class ItemAddEmbedVideo extends ItemAddPlugin {
               print "$debugString";
               print "<hr>";
           }
+
+          /* Watermark the video thumbnail image if indicated by our parameter */
+          if(!strcmp($watermarkVideos,"true")) {
+            
+            /*
+             * If no watermarkImage parameter is set, set it to a default value.
+             */
+            if(preg_match("/\w+/", $watermarkImage)) {
+              $watermarkImage = $watermarkImage;
+            } else {
+              $watermarkImage = $gallery2_url.$gallery2_video_watermark;
+            }
+            
+            /* Get the watermark Image Extension */
+            preg_match('/\.(...)$/', $watermarkImage, $matches);
+            $watermarkExt=$matches[1];
+            
+            /*
+             * Check to make sure the URL to the watermark image file is valid
+             * (That the file exists at the URL given). Skip this part if it is a local path.
+             */
+            if(!preg_match("/^\//", $watermarkImage)) {
+              list ($successfullyCopied, $response, $headers) =
+                $this->fetchWebFileHeaders($watermarkImage, $extraHeaders);
+              if (!$successfullyCopied) {
+                return array(GalleryCoreApi::error(ERROR_BAD_PATH,__FILE__,__LINE__,
+                       "Unable to find the watermark image at url: $watermarkImage - $response"),NULL,NULL);
+              }
+            
+              /* Download the watermark image to a local file */
+              $tmpDir = $gallery->getConfig('data.gallery.tmp');
+              $watermark = $platform->tempnam($tmpDir, 'wmk_img_');
+              $watermark.= "." . $watermarkExt;
+              list ($successfullyCopied, $response, $headers) =
+                GalleryCoreApi::fetchWebFile($watermarkImage, $watermark, $extraHeaders);
+              if (!$successfullyCopied) {
+                return array(GalleryCoreApi::error(ERROR_STORAGE_FAILURE,__FILE__,__LINE__,
+                       "Unable to copy watermark image from url: $watermarkImage - $response"),null,null);
+              }
+            } else {
+              $tmpDir = $gallery->getConfig('data.gallery.tmp');
+              $watermark = $platform->tempnam($tmpDir, 'wmk_img_');
+              $watermark.= "." . $watermarkExt;
+              if(!$platform->copy($watermarkImage, $watermark)) {
+                return array(GalleryCoreApi::error(ERROR_STORAGE_FAILURE,__FILE__,__LINE__,
+                       "Unable to copy watermark image from path: $watermarkImage"),null,null);
+              }
+            }
+            
+            /* See if there is a toolkit installed that can perform a composite operation */
+            list ($ret, $toolkit) = GalleryCoreApi::getToolkitByOperation($mimeType, 'composite');
+            if ($ret) {
+              return array($ret->wrap(__FILE__, __LINE__,
+                     "Unable to locate a toolkit module to perform the 'composite' watermark operation"), null);
+            }
+
+            /* Make sure we can access the toolkit found */
+            if (!isset($toolkit)) {
+              return array(GalleryStatus::error(ERROR_PERMISSION_DENIED, __FILE__, __LINE__,
+                     "Unable to access the toolkit module to perform the 'composite' watermark operation"), null);
+            }
+            
+            /* Get the image dimensions of the thumbnail */
+            $image_data = @getimagesize($newTmpFile);
+            if(!$image_data) {
+              return array(GalleryCoreApi::error(ERROR_STORAGE_FAILURE,__FILE__,__LINE__,
+                     "Unable to retrieve thumbnail dimensions for: $tmpFile"),null,null);
+            }
+            $thumbnailWidth = $image_data[0];
+            $thumbnailHeight = $image_data[1];
+
+            /* Get the image dimensions of the watermark */
+            $image_data = @getimagesize($watermark);
+            if(!$image_data) {
+              return array(GalleryCoreApi::error(ERROR_STORAGE_FAILURE,__FILE__,__LINE__,
+                     "Unable to retrieve watermark dimensions for: $tmpFile"),null,null);
+            }
+            $watermarkWidth = $image_data[0];
+            $watermarkHeight = $image_data[1];
+
+            /* Obtain the mimeType of the watermark */
+            list ($ret, $watermarkMimeType) = GalleryCoreApi::getMimeType($watermark);
+
+            /* Remove the gallery base path from the watermark image path */
+            /* This has to be done to satisfy the argument requirement for the toolkit operation */
+            $dataDir = $gallery->getConfig('data.gallery.base');
+            $dataDir=preg_replace("/\//","\\/",$dataDir);
+            if(preg_match("/$dataDir(.*)/", $watermark, $matches)) { 
+              $watermark = $matches[1];
+            }
+            
+            /* General debug output */
+            if(!strcmp($debugOutput,"true")) {
+              print "<h2>Watermark Operation</h2>";
+              print "watermarkImage: $watermarkImage <br>";
+              print "watermarkTmpImage: $watermark <br>";
+              print "watermarkMimeType: $watermarkMimeType <br>";
+              print "watermarkWidth: $watermarkWidth <br>";
+              print "watermarkHeight: $watermarkHeight <br>";
+              print "watermarkedWidth: $thumbnailWidth <br>";
+              print "watermarkedHeight: $thumbnailHeight <br>";
+            }
+
+            /* Apply the watermark image to the thumbnail */
+            $tmpFile = $platform->tempnam($tmpDir, 'wmk_');
+            list ($ret, $mimeType) = $toolkit->performOperation(
+                                                                $mimeType, 'composite', $newTmpFile, $tmpFile,
+                                                                array($watermark, $watermarkMimeType,
+                                                                      $watermarkWidth, $watermarkHeight,
+                                                                      $watermarkAlignment, 0, 0));
+            
+            /* Check the return code of the composite operation */
+            if ($ret) {
+              return array($ret->wrap(__FILE__, __LINE__,
+                                      "Unable to apply watermark to the video thumbnail image"), null);
+            }
+
+            if(!strcmp($debugOutput,"true")) {
+              print "watermarked Image: $tmpFile <br>";
+              print "<hr>";
+            }
+                      
+            /* Update the path of our thumbnail to point to the new watermarked thumbnail instead */
+            $newTmpFile = $tmpFile;
+            
+          }
           
           /* Make the gallery2 call to add this item to the album */
           list ($ret, $newItem) = GalleryCoreApi::addItemToAlbum($newTmpFile,