frontend usage

README.md

@@ -97,6 +97,72 @@ GalleryPage:
     - 'Gallery_PageExtension'
 ```
 
+#### Usage in frontend
+Create your Form like following example
+```php
+class GalleryPage_Controller extends Page_Controller {
+
+    ...
+
+    public function GalleryImageForm() {
+        $urlParams = $this->getURLParams();
+        // Todo: join doesn't work
+        $images = Image::get()->leftJoin('GalleryPage_Images', 'GalleryPageID = '.$urlParams['ID']);
+
+        $fields = new FieldList(
+            new HiddenField('GalleryPageID', 'GalleryPageID', $urlParams['ID']),
+            $galleryUploadField = new GalleryUploadField('Images', '')
+        );
+        // existing files can't be added
+        $galleryUploadField->setCanAttachExisting(false);
+
+        $actions = new FieldList(new FormAction('doSaveImage', 'Bild/er speichern'));
+
+        return new Form($this, 'GalleryImageForm', $fields, $actions, null);
+    }
+
+    /**
+     * save the image relations in db
+     * 
+     * @param type $data
+     * @param Form $form
+     * @return type
+     */
+    public function doSaveImage($data, Form $form) {
+        $files = $data['Images']['Files'];
+        $galleryPageID = $data['GalleryPageID'];
+
+        // foreach submitted file
+        foreach($files as $fileID) {
+            $image = Image::get()->filter('ID', $fileID)->first();
+            // create relation between images and objektpage
+            $galleryPageImage = new GalleryPage_Images();
+            $galleryPageImage->Caption = $image->Title;
+            $galleryPageImage->ImageID = $image->ID;
+            $galleryPageImage->GalleryPageID = $galleryPageID;
+            $galleryPageImage->write();
+        }
+        return $this->redirectBack();
+    }
+
+    /**
+     * delete a image from db and upload folder
+     * 
+     * @return type
+     */
+    public function delete_image() {
+        $urlParams = $this->getURLParams();
+        // remove image from db
+        Image::delete_by_id('Image', $urlParams['ID']);
+
+        return $this->redirectBack();
+    }
+```
+
+```html
+$galleryPageImage
+```
+
 ## Attribution
 This extension uses:
 * [jQuery](http://jquery.com)
@@ -119,4 +185,4 @@ This extension uses:
 	LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 
 	GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
 	STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
-	OF SUCH DAMAGE.
+	OF SUCH DAMAGE.

composer.json

@@ -1,17 +1,21 @@
 {
-	"name": "frankmullenger/gallery",
+	"name": "hpmewes/silverstripe-gallery",
 	"description": "SilverStripe Gallery Module",
 	"type": "silverstripe-module",
 	"keywords": ["silverstripe","image gallery","gallery"],
 	"authors": [
 		{
 			"name": "Frank Mullenger",
 			"email": "[email protected]"
+		},
+		{
+			"name": "Mewes Hans-Peter",
+			"email": "[email protected]"
 		}
 	],
 	"require": 
 	{
 		"silverstripe/framework": ">=3.1.2",
 		"silverstripe/cms": ">=3.1.2"
 	}
-}
+}

templates/GalleryUploadField.ss

@@ -46,7 +46,9 @@
 				<input id="$id" name="{$Name}[Uploads][]" class="$extraClass ss-uploadfield-fromcomputer-fileinput" data-config="$configString" type="file"<% if $multiple %> multiple="multiple"<% end_if %> />
 			</label>
 
+			<% if $canAttachExisting %>
 			<button class="ss-uploadfield-fromfiles ss-ui-button ui-corner-all" data-icon="network-cloud"><% _t('UploadField.FROMFILES', 'From files') %></button>
+                        <% end_if %>
 
 			<% if not $autoUpload %>
 				<button class="ss-uploadfield-startall ss-ui-button ui-corner-all" title="<% _t('UploadField.STARTALLINFO', 'Start all uploads') %>" data-icon="navigation"><% _t('UploadField.STARTALL', 'Start all') %></button>