Add link to resource provider

Signed-off-by: Julius Härtl <jus@bitgrid.net>

4 files changed, 47 insertions, 0 deletions

diff --git a/lib/private/Collaboration/Resources/Manager.php b/lib/private/Collaboration/Resources/Manager.php
index 1214145bd03..c11382c2f1d 100644
--- a/lib/private/Collaboration/Resources/Manager.php
+++ b/lib/private/Collaboration/Resources/Manager.php
@@ -179,4 +179,24 @@ class Manager implements IManager {
 	public function getType(): string {
 		return '';
 	}
+
+	/**
+	 * Get the link to a resource
+	 *
+	 * @param IResource $resource
+	 * @return string
+	 * @since 15.0.0
+	 */
+	public function getLink(IResource $resource): string {
+		foreach ($this->getProviders() as $provider) {
+			if ($provider->getType() === $resource->getType()) {
+				try {
+					return $provider->getLink($resource);
+				} catch (ResourceException $e) {
+				}
+			}
+		}
+
+		return '';
+	}
 }
diff --git a/lib/private/Collaboration/Resources/Resource.php b/lib/private/Collaboration/Resources/Resource.php
index 2f491663a88..eafba8555e8 100644
--- a/lib/private/Collaboration/Resources/Resource.php
+++ b/lib/private/Collaboration/Resources/Resource.php
@@ -50,6 +50,9 @@ class Resource implements IResource {
 	/** @var string|null */
 	protected $iconClass;
 
+	/** @var string|null */
+	protected $link;
+
 	public function __construct(
 		IManager $manager,
 		IDBConnection $connection,
@@ -102,6 +105,15 @@ class Resource implements IResource {
 		return $this->iconClass;
 	}
 
+	public function getLink(): string {
+		if ($this->link === null) {
+			$this->link = $this->manager->getLink($this);
+		}
+
+		return $this->link;
+	}
+
+
 	/**
 	 * Can a user/guest access the resource
 	 *
diff --git a/lib/public/Collaboration/Resources/IProvider.php b/lib/public/Collaboration/Resources/IProvider.php
index 0299bfd0ddf..9ffc5f4324b 100644
--- a/lib/public/Collaboration/Resources/IProvider.php
+++ b/lib/public/Collaboration/Resources/IProvider.php
@@ -54,6 +54,15 @@ interface IProvider {
 	public function getIconClass(IResource $resource): string;
 
 	/**
+	 * Get the link to a resource
+	 *
+	 * @param IResource $resource
+	 * @return string
+	 * @since 15.0.0
+	 */
+	public function getLink(IResource $resource): string;
+
+	/**
 	 * Can a user/guest access the collection
 	 *
 	 * @param IResource $resource
diff --git a/lib/public/Collaboration/Resources/IResource.php b/lib/public/Collaboration/Resources/IResource.php
index 9a4b2b30d10..d16b4c131d8 100644
--- a/lib/public/Collaboration/Resources/IResource.php
+++ b/lib/public/Collaboration/Resources/IResource.php
@@ -54,6 +54,12 @@ interface IResource {
 	public function getIconClass(): string;
 
 	/**
+	 * @return string
+	 * @since 15.0.0
+	 */
+	public function getLink(): string;
+
+	/**
 	 * Can a user/guest access the resource
 	 *
 	 * @param IUser $user