Update Logging\ErrorMsg jump target with level for css

So we can have different stylesheets for the levels like in the error
messages.

Output changes to ...[$target] = ['info' ..., 'level'] and on return
this is converted into an array for each entry so it can be handled
like the error msg return string

4dev/tests/Logging/CoreLibsLoggingErrorMessagesTest.php

@@ -421,6 +421,84 @@ final class CoreLibsLoggingErrorMessagesTest extends TestCase
 			);
 		}
 	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @testdox Test jump target set and reporting
+	 *
+	 * @return void
+	 */
+	public function testJumpTarget(): void
+	{
+		$log = new \CoreLibs\Logging\Logging([
+			'log_file_id' => 'testErrorMessagesLogDebug',
+			'log_folder' => self::LOG_FOLDER,
+			'log_level' => Level::Debug,
+			'log_per_run' => true
+		]);
+		$em = new \CoreLibs\Logging\ErrorMessage($log);
+		$em->setJumpTarget(
+			'target-f',
+			'Target text'
+		);
+		$this->assertEquals(
+			[
+				['target' => 'target-f', 'info' => 'Target text', 'level' => 'error']
+			],
+			$em->getJumpTarget()
+		);
+		// set same target, keep as before
+		$em->setJumpTarget(
+			'target-f',
+			'Other text'
+		);
+		$this->assertEquals(
+			[
+				['target' => 'target-f', 'info' => 'Target text', 'level' => 'error']
+			],
+			$em->getJumpTarget()
+		);
+		// add new now two messages
+		$em->setJumpTarget(
+			'target-s',
+			'More text'
+		);
+		$this->assertEquals(
+			[
+				['target' => 'target-f', 'info' => 'Target text', 'level' => 'error'],
+				['target' => 'target-s', 'info' => 'More text', 'level' => 'error'],
+			],
+			$em->getJumpTarget()
+		);
+		// add empty info
+		$em->setJumpTarget(
+			'target-e',
+			''
+		);
+		$this->assertEquals(
+			[
+				['target' => 'target-f', 'info' => 'Target text', 'level' => 'error'],
+				['target' => 'target-s', 'info' => 'More text', 'level' => 'error'],
+				['target' => 'target-e', 'info' => 'Jump to: target-e', 'level' => 'error'],
+			],
+			$em->getJumpTarget()
+		);
+		// add through message
+		$em->setErrorMsg('E-101', 'abort', 'Abort message', jump_target:[
+			'target' => 'abort-target',
+			'info' => 'Abort error'
+		]);
+		$this->assertEquals(
+			[
+				['target' => 'target-f', 'info' => 'Target text', 'level' => 'error'],
+				['target' => 'target-s', 'info' => 'More text', 'level' => 'error'],
+				['target' => 'target-e', 'info' => 'Jump to: target-e', 'level' => 'error'],
+				['target' => 'abort-target', 'info' => 'Abort error', 'level' => 'abort'],
+			],
+			$em->getJumpTarget()
+		);
+	}
 }
 
 // __END__

www/admin/class_test.error_msg.php

@@ -48,9 +48,16 @@ $em->setErrorMsg('123', 'error', 'msg this is bad, never logged', log_error:fals
 $em->setErrorMsg('1000', 'info', 'This is good');
 $em->setErrorMsg('9999', 'abort', 'BAD: This is critical (abort)');
 $em->setErrorMsg('10-1000', 'wrong', 'Wrong level: This is emergency');
+// set some jump targets too
+$em->setErrorMsg('100-1', 'error', 'Input wring', jump_target:['target' => 'foo-123', 'info' => 'Jump Target 123']);
+$em->setErrorMsg('100-2', 'error', 'Input wring', jump_target:['target' => 'foo-123', 'info' => 'Jump Target 456']);
+$em->setMessage('error', 'I have no id set', jump_target:['target' => 'bar-123', 'info' => 'Jump Bar']);
+$em->setMessage('error', 'Jump empty', jump_target:['target' => 'bar-empty']);
+
 print "ErrorsLast: <pre>" . $log->prAr($em->getLastErrorMsg()) . "</pre>";
 print "ErrorsIds: <pre>" . $log->prAr($em->getErrorIds()) . "</pre>";
 print "Errors: <pre>" . $log->prAr($em->getErrorMsg()) . "</pre>";
+print "JumpTargets: <pre>" . $log->prAr($em->getJumpTarget()) . "</pre>";
 
 print "</body></html>";
 

www/lib/CoreLibs/Logging/ErrorMessage.php

@@ -17,6 +17,8 @@ class ErrorMessage
 {
 	/** @var array<int,array{id:string,level:string,str:string,target:string,target_style:string,highlight:string[]}> */
 	private array $error_str = [];
+	/** @var array<string,array{info:string,level:string}> */
+	private array $jump_targets = [];
 	/** @var \CoreLibs\Logging\Logging $log */
 	public \CoreLibs\Logging\Logging $log;
 
@@ -61,6 +63,8 @@ class ErrorMessage
 	 *                   highlight is a list of other target points to highlight
 	 *                   for highlight targets css names are $level without a prefix and should be
 	 *                   nested in the target element "input .error { ... }"
+	 * jump_target: a target id for to jump and message, is stored in separate jump array
+	 *              where the target is unique, first one set is used for info message
 	 * target_style: if not set uses 'error-' $level as css style. applies to targets or main only
 	 *
 	 * @param  string        $error_id     Any internal error ID for this error
@@ -70,6 +74,9 @@ class ErrorMessage
 	 * @param  string        $target_style Alternate color style for the error message
 	 * @param  array<string> $highlight    Any additional error data as error OR
 	 *                                     highlight points for field highlights
+	 * @param  array{}|array{target:string,info?:string} $jump_target with "target" for where to jump and
+	 *                                     "info" for string to show in jump list
+	 *                                     target must be set, if info not set, default message used
 	 * @param  string|null   $message      If abort/crash, non localized $str
 	 * @param  array<mixed>  $context      Additionl info for abort/crash messages
 	 * @param  bool|null     $log_error    [=null] log level 'error' to error, if null use global,
@@ -82,6 +89,7 @@ class ErrorMessage
 		string $target = '',
 		string $target_style = '',
 		array $highlight = [],
+		array $jump_target = [],
 		?string $message = null,
 		array $context = [],
 		?bool $log_error = null,
@@ -103,6 +111,8 @@ class ErrorMessage
 			'target_style' => $target_style,
 			'highlight' => $highlight,
 		];
+		// set a jump target
+		$this->setJumpTarget($jump_target['target'] ?? null, $jump_target['info'] ?? null, $level);
 		// write to log for abort/crash
 		switch ($level) {
 			case 'notice':
@@ -152,6 +162,9 @@ class ErrorMessage
 	 * @param  string        $target_style Alternate color style for the error message
 	 * @param  array<string> $highlight    Any additional error data as error OR
 	 *                                     highlight points for field highlights
+	 * @param  array{}|array{target:string,info?:string} $jump_target with "target" for where to jump and
+	 *                                     "info" for string to show in jump list
+	 *                                     target must be set, if info not set, default message used
 	 * @param  string|null   $message      If abort/crash, non localized $str
 	 * @param  array<mixed>  $context      Additionl info for abort/crash messages
 	 * @param  bool|null     $log_error    [=null] log level 'error' to error, if null use global,
@@ -164,6 +177,7 @@ class ErrorMessage
 		string $target = '',
 		string $target_style = '',
 		array $highlight = [],
+		array $jump_target = [],
 		?string $message = null,
 		array $context = [],
 		?bool $log_error = null,
@@ -175,12 +189,45 @@ class ErrorMessage
 			$target,
 			$target_style,
 			$highlight,
+			$jump_target,
 			$message,
 			$context,
 			$log_error
 		);
 	}
 
+	/**
+	 * Set a jump target. This can be used to jump directly a frontend html block
+	 * with the target id set
+	 *
+	 * @param  string|null $target
+	 * @param  string|null $info
+	 * @param  string      $level [='error']
+	 * @return void
+	 */
+	public function setJumpTarget(
+		?string $target,
+		?string $info,
+		string $level = 'error',
+	): void {
+		if (
+			empty($target) ||
+			array_key_exists($target, $this->jump_targets)
+			// !empty($this->jump_targets[$target])
+			// also check if this is an alphanumeric string? css id compatible?
+		) {
+			return;
+		}
+		if (empty($info)) {
+			$info = 'Jump to: ' . $target;
+		}
+		$level = MessageLevel::fromName($level)->name;
+		$this->jump_targets[$target] = [
+			'info' => $info,
+			'level' => $level,
+		];
+	}
+
 	// *********************************************************************
 	// GETTERS
 	// *********************************************************************
@@ -223,6 +270,26 @@ class ErrorMessage
 		];
 	}
 
+	/**
+	 * Return the jump target list
+	 *
+	 * @return array{}|array<int,array{target:string,info:string,level:string}> List of jump targets with info text,
+	 *                                                                          or empty array if not set
+	 */
+	public function getJumpTarget(): array
+	{
+		$_jump_target = [];
+		foreach ($this->jump_targets as $target => $jump) {
+			$_jump_target[] = array_merge(
+				$jump,
+				[
+					'target' => $target,
+				]
+			);
+		}
+		return $_jump_target;
+	}
+
 	// *********************************************************************
 	// FLAG SETTERS
 	// *********************************************************************