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-rw-r--r--apps/files_sharing/ajax/publicpreview.php8
-rw-r--r--apps/files_sharing/appinfo/routes.php8
-rw-r--r--apps/files_sharing/templates/public.php5
-rw-r--r--apps/files_trashbin/appinfo/routes.php5
-rw-r--r--apps/files_versions/appinfo/routes.php3
-rw-r--r--core/ajax/preview.php8
-rw-r--r--core/routes.php2
-rwxr-xr-xlib/private/preview.php60
-rw-r--r--lib/private/preview/image.php3
-rw-r--r--lib/private/preview/mp3.php2
-rw-r--r--lib/private/preview/pdf.php1
-rw-r--r--lib/private/preview/provider.php1
-rw-r--r--lib/private/preview/svg.php3
13 files changed, 77 insertions, 32 deletions
diff --git a/apps/files_sharing/ajax/publicpreview.php b/apps/files_sharing/ajax/publicpreview.php
index d12d212a2e6..d8c892f1b7f 100644
--- a/apps/files_sharing/ajax/publicpreview.php
+++ b/apps/files_sharing/ajax/publicpreview.php
@@ -16,6 +16,7 @@ $maxX = array_key_exists('x', $_GET) ? (int) $_GET['x'] : '36';
$maxY = array_key_exists('y', $_GET) ? (int) $_GET['y'] : '36';
$scalingUp = array_key_exists('scalingup', $_GET) ? (bool) $_GET['scalingup'] : true;
$token = array_key_exists('t', $_GET) ? (string) $_GET['t'] : '';
+$keepAspect = array_key_exists('a', $_GET) ? true : false;
if($token === ''){
\OC_Response::setStatus(400); //400 Bad Request
@@ -70,6 +71,10 @@ if(substr($path, 0, 1) === '/') {
$path = substr($path, 1);
}
+if ($keepAspect === true) {
+ $maxY = $maxX;
+}
+
if($maxX === 0 || $maxY === 0) {
\OC_Response::setStatus(400); //400 Bad Request
\OC_Log::write('core-preview', 'x and/or y set to 0', \OC_Log::DEBUG);
@@ -84,8 +89,9 @@ try{
$preview->setMaxX($maxX);
$preview->setMaxY($maxY);
$preview->setScalingUp($scalingUp);
+ $preview->setKeepAspect($keepAspect);
- $preview->show();
+ $preview->showPreview();
} catch (\Exception $e) {
\OC_Response::setStatus(500);
\OC_Log::write('core', $e->getmessage(), \OC_Log::DEBUG);
diff --git a/apps/files_sharing/appinfo/routes.php b/apps/files_sharing/appinfo/routes.php
index 06e454b7d77..7c2834dc9c2 100644
--- a/apps/files_sharing/appinfo/routes.php
+++ b/apps/files_sharing/appinfo/routes.php
@@ -1,9 +1,9 @@
<?php
/** @var $this \OCP\Route\IRouter */
-$this->create('core_ajax_public_preview', '/publicpreview.png')->action(
-function() {
- require_once __DIR__ . '/../ajax/publicpreview.php';
-});
+$this->create('core_ajax_public_preview', '/publicpreview')->action(
+ function() {
+ require_once __DIR__ . '/../ajax/publicpreview.php';
+ });
// OCS API
diff --git a/apps/files_sharing/templates/public.php b/apps/files_sharing/templates/public.php
index f3c75134a5f..7614e122e86 100644
--- a/apps/files_sharing/templates/public.php
+++ b/apps/files_sharing/templates/public.php
@@ -30,7 +30,10 @@
<?php else: ?>
<?php if (substr($_['mimetype'], 0, strpos($_['mimetype'], '/')) == 'image'): ?>
<div id="imgframe">
- <img src="<?php p($_['downloadURL']); ?>" alt="" />
+ <img
+ src="<?php p(OCP\Util::linkToRoute( 'core_ajax_public_preview', array('x' => 1000, 'y' => 1000, 'a' => 'true', 'file' => $_['directory_path'], 't' => $_['dirToken']))); ?>"
+ class="publicpreview"
+ alt=""/>
</div>
<?php elseif (substr($_['mimetype'], 0, strpos($_['mimetype'], '/')) == 'video'): ?>
<div id="imgframe">
diff --git a/apps/files_trashbin/appinfo/routes.php b/apps/files_trashbin/appinfo/routes.php
index b1c3f02741e..42398a06c8b 100644
--- a/apps/files_trashbin/appinfo/routes.php
+++ b/apps/files_trashbin/appinfo/routes.php
@@ -1,5 +1,6 @@
<?php
-$this->create('core_ajax_trashbin_preview', '/preview.png')->action(
+/** @var $this \OCP\Route\IRouter */
+$this->create('core_ajax_trashbin_preview', '/preview')->action(
function() {
require_once __DIR__ . '/../ajax/preview.php';
-}); \ No newline at end of file
+});
diff --git a/apps/files_versions/appinfo/routes.php b/apps/files_versions/appinfo/routes.php
index 8d2abaa89e5..80fe0e5d617 100644
--- a/apps/files_versions/appinfo/routes.php
+++ b/apps/files_versions/appinfo/routes.php
@@ -8,7 +8,8 @@
// Register with the capabilities API
OC_API::register('get', '/cloud/capabilities', array('OCA\Files_Versions\Capabilities', 'getCapabilities'), 'files_versions', OC_API::USER_AUTH);
-$this->create('core_ajax_versions_preview', '/preview.png')->action(
+/** @var $this \OCP\Route\IRouter */
+$this->create('core_ajax_versions_preview', '/preview')->action(
function() {
require_once __DIR__ . '/../ajax/preview.php';
});
diff --git a/core/ajax/preview.php b/core/ajax/preview.php
index 526719e8a1b..d38043707ac 100644
--- a/core/ajax/preview.php
+++ b/core/ajax/preview.php
@@ -11,6 +11,7 @@ $file = array_key_exists('file', $_GET) ? (string)$_GET['file'] : '';
$maxX = array_key_exists('x', $_GET) ? (int)$_GET['x'] : '36';
$maxY = array_key_exists('y', $_GET) ? (int)$_GET['y'] : '36';
$scalingUp = array_key_exists('scalingup', $_GET) ? (bool)$_GET['scalingup'] : true;
+$keepAspect = array_key_exists('a', $_GET) ? true : false;
$always = array_key_exists('forceIcon', $_GET) ? (bool)$_GET['forceIcon'] : true;
if ($file === '') {
@@ -20,6 +21,10 @@ if ($file === '') {
exit;
}
+if ($keepAspect === true) {
+ $maxY = $maxX;
+}
+
if ($maxX === 0 || $maxY === 0) {
//400 Bad Request
\OC_Response::setStatus(400);
@@ -36,9 +41,10 @@ try {
$preview->setMaxX($maxX);
$preview->setMaxY($maxY);
$preview->setScalingUp($scalingUp);
+ $preview->setKeepAspect($keepAspect);
}
- $preview->show();
+ $preview->showPreview();
} catch (\Exception $e) {
\OC_Response::setStatus(500);
\OC_Log::write('core', $e->getmessage(), \OC_Log::DEBUG);
diff --git a/core/routes.php b/core/routes.php
index 74be8806120..5368fd45645 100644
--- a/core/routes.php
+++ b/core/routes.php
@@ -66,6 +66,8 @@ $this->create('core_tags_delete', '/tags/{type}/delete')
$this->create('js_config', '/core/js/oc.js')
->actionInclude('core/js/config.php');
// Routing
+$this->create('core_ajax_preview', '/core/preview')
+ ->actionInclude('core/ajax/preview.php');
$this->create('core_ajax_preview', '/core/preview.png')
->actionInclude('core/ajax/preview.php');
$this->create('core_lostpassword_index', '/lostpassword/')
diff --git a/lib/private/preview.php b/lib/private/preview.php
index cdf22240382..361073a0916 100755
--- a/lib/private/preview.php
+++ b/lib/private/preview.php
@@ -43,6 +43,7 @@ class Preview {
private $maxY;
private $scalingUp;
private $mimeType;
+ private $keepAspect = false;
//filemapper used for deleting previews
// index is path, value is fileinfo
@@ -267,6 +268,11 @@ class Preview {
return $this;
}
+ public function setKeepAspect($keepAspect) {
+ $this->keepAspect = $keepAspect;
+ return $this;
+ }
+
/**
* @brief check if all parameters are valid
* @return bool
@@ -297,7 +303,7 @@ class Preview {
if($fileInfo !== null && $fileInfo !== false) {
$fileId = $fileInfo->getId();
- $previewPath = $this->getThumbnailsFolder() . '/' . $fileId . '/' . $this->getMaxX() . '-' . $this->getMaxY() . '.png';
+ $previewPath = $this->buildCachePath($fileId);
return $this->userView->unlink($previewPath);
}
return false;
@@ -330,15 +336,12 @@ class Preview {
if (is_null($fileId)) {
return false;
}
-
- $maxX = $this->getMaxX();
- $maxY = $this->getMaxY();
- $previewPath = $this->getThumbnailsFolder() . '/' . $fileId . '/';
+ $preview = $this->buildCachePath($fileId);
//does a preview with the wanted height and width already exist?
- if ($this->userView->file_exists($previewPath . $maxX . '-' . $maxY . '.png')) {
- return $previewPath . $maxX . '-' . $maxY . '.png';
+ if ($this->userView->file_exists($preview)) {
+ return $preview;
}
return $this->isCachedBigger($fileId);
@@ -355,6 +358,11 @@ class Preview {
return false;
}
+ // in order to not loose quality we better generate aspect preserving previews from the original file
+ if ($this->keepAspect) {
+ return false;
+ }
+
$maxX = $this->getMaxX();
//array for usable cached thumbnails
@@ -466,12 +474,12 @@ class Preview {
$fileId = $fileInfo->getId();
$cached = $this->isCached($fileId);
-
if ($cached) {
$stream = $this->userView->fopen($cached, 'r');
$image = new \OC_Image();
$image->loadFromFileHandle($stream);
$this->preview = $image->valid() ? $image : null;
+
$this->resizeAndCrop();
fclose($stream);
}
@@ -497,7 +505,7 @@ class Preview {
$this->resizeAndCrop();
$previewPath = $this->getThumbnailsFolder() . '/' . $fileId . '/';
- $cachePath = $previewPath . $maxX . '-' . $maxY . '.png';
+ $cachePath = $this->buildCachePath($fileId);
if ($this->userView->is_dir($this->getThumbnailsFolder() . '/') === false) {
$this->userView->mkdir($this->getThumbnailsFolder() . '/');
@@ -524,20 +532,12 @@ class Preview {
* @brief show preview
* @return void
*/
- public function showPreview() {
+ public function showPreview($mimeType = null) {
\OCP\Response::enableCaching(3600 * 24); // 24 hours
if (is_null($this->preview)) {
$this->getPreview();
}
- $this->preview->show('image/png');
- }
-
- /**
- * @brief show preview
- * @return void
- */
- public function show() {
- $this->showPreview();
+ $this->preview->show($mimeType);
}
/**
@@ -561,6 +561,11 @@ class Preview {
$realX = (int)$image->width();
$realY = (int)$image->height();
+ // compute $maxY using the aspect of the generated preview
+ if ($this->keepAspect) {
+ $y = $x / ($realX / $realY);
+ }
+
if ($x === $realX && $y === $realY) {
$this->preview = $image;
return;
@@ -743,4 +748,21 @@ class Preview {
}
return false;
}
+
+ /**
+ * @param $fileId
+ * @return string
+ */
+ private function buildCachePath($fileId) {
+ $maxX = $this->getMaxX();
+ $maxY = $this->getMaxY();
+
+ $previewPath = $this->getThumbnailsFolder() . '/' . $fileId . '/';
+ $preview = $previewPath . $maxX . '-' . $maxY . '.png';
+ if ($this->keepAspect) {
+ $preview = $previewPath . $maxX . '-with-aspect.png';
+ return $preview;
+ }
+ return $preview;
+ }
}
diff --git a/lib/private/preview/image.php b/lib/private/preview/image.php
index 84343df2608..59aaa27ef34 100644
--- a/lib/private/preview/image.php
+++ b/lib/private/preview/image.php
@@ -31,6 +31,7 @@ class Image extends Provider {
return $image->valid() ? $image : false;
}
+
}
-\OC\Preview::registerProvider('OC\Preview\Image'); \ No newline at end of file
+\OC\Preview::registerProvider('OC\Preview\Image');
diff --git a/lib/private/preview/mp3.php b/lib/private/preview/mp3.php
index 3fc0ab0490c..21f160fd50f 100644
--- a/lib/private/preview/mp3.php
+++ b/lib/private/preview/mp3.php
@@ -47,4 +47,4 @@ class MP3 extends Provider {
}
-\OC\Preview::registerProvider('OC\Preview\MP3'); \ No newline at end of file
+\OC\Preview::registerProvider('OC\Preview\MP3');
diff --git a/lib/private/preview/pdf.php b/lib/private/preview/pdf.php
index 064a5a3b3d1..4b88b1a31e2 100644
--- a/lib/private/preview/pdf.php
+++ b/lib/private/preview/pdf.php
@@ -40,6 +40,7 @@ if (extension_loaded('imagick')) {
//check if image object is valid
return $image->valid() ? $image : false;
}
+
}
\OC\Preview::registerProvider('OC\Preview\PDF');
diff --git a/lib/private/preview/provider.php b/lib/private/preview/provider.php
index 88337d64e4b..f769823f6e6 100644
--- a/lib/private/preview/provider.php
+++ b/lib/private/preview/provider.php
@@ -22,4 +22,5 @@ abstract class Provider {
* OC_Image object of the preview
*/
abstract public function getThumbnail($path, $maxX, $maxY, $scalingup, $fileview);
+
}
diff --git a/lib/private/preview/svg.php b/lib/private/preview/svg.php
index 505122fddbf..82ef3cdebf6 100644
--- a/lib/private/preview/svg.php
+++ b/lib/private/preview/svg.php
@@ -45,8 +45,9 @@ if (extension_loaded('imagick')) {
//check if image object is valid
return $image->valid() ? $image : false;
}
+
}
\OC\Preview::registerProvider('OC\Preview\SVG');
}
-} \ No newline at end of file
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-29 20:20:37 +0000