Allow to specify supported architectures in appinfo.xml

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

lib/private/App/DependencyAnalyzer.php

@@ -64,6 +64,7 @@ class DependencyAnalyzer {
 		}
 
 		return array_merge(
+			$this->analyzeArchitecture($dependencies),
 			$this->analyzePhpVersion($dependencies),
 			$this->analyzeDatabases($dependencies),
 			$this->analyzeCommands($dependencies),
@@ -174,6 +175,29 @@ class DependencyAnalyzer {
 		return $missing;
 	}
 
+	private function analyzeArchitecture(array $dependencies) {
+		$missing = [];
+		if (!isset($dependencies['architecture'])) {
+			return $missing;
+		}
+
+		$supportedArchitectures = $dependencies['architecture'];
+		if (empty($supportedArchitectures)) {
+			return $missing;
+		}
+		if (!is_array($supportedArchitectures)) {
+			$supportedArchitectures = [$supportedArchitectures];
+		}
+		$supportedArchitectures = array_map(function ($architecture) {
+			return $this->getValue($architecture);
+		}, $supportedArchitectures);
+		$currentArchitecture = $this->platform->getArchitecture();
+		if (!in_array($currentArchitecture, $supportedArchitectures, true)) {
+			$missing[] = (string)$this->l->t('The following architectures are supported: %s', [implode(', ', $supportedArchitectures)]);
+		}
+		return $missing;
+	}
+
 	/**
 	 * @param array $dependencies
 	 * @return array

lib/private/App/Platform.php

@@ -97,4 +97,8 @@ class Platform {
 		$repo = new PlatformRepository();
 		return $repo->findLibrary($name);
 	}
+
+	public function getArchitecture(): string {
+		return php_uname('m');
+	}
 }

resources/app-info.xsd

@@ -97,6 +97,10 @@
             <xs:selector xpath="dependencies/database"/>
             <xs:field xpath="."/>
         </xs:unique>
+        <xs:unique name="uniqueArchitecture">
+            <xs:selector xpath="dependencies/architecture"/>
+            <xs:field xpath="."/>
+        </xs:unique>
         <xs:unique name="uniqueLib">
             <xs:selector xpath="dependencies/lib"/>
             <xs:field xpath="."/>
@@ -552,6 +556,8 @@
                         maxOccurs="1"/>
             <xs:element name="nextcloud" type="nextcloud" minOccurs="1"
                         maxOccurs="1"/>
+            <xs:element name="architecture" type="architecture" minOccurs="0"
+                        maxOccurs="unbounded"/>
         </xs:sequence>
     </xs:complexType>
 
@@ -613,6 +619,15 @@
         </xs:restriction>
     </xs:simpleType>
 
+    <xs:simpleType name="architecture">
+        <xs:restriction base="xs:string">
+            <xs:enumeration value="x86"/>
+            <xs:enumeration value="x86_64"/>
+            <xs:enumeration value="aarch"/>
+            <xs:enumeration value="aarch64"/>
+        </xs:restriction>
+    </xs:simpleType>
+
     <xs:complexType name="repair-steps">
         <xs:sequence>
             <xs:element name="pre-migration" type="steps" minOccurs="0"