X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;ds=inline;f=lib%2FException%2FRequestException.php;fp=lib%2FException%2FRequestException.php;h=877664e13ea458f17ed18ed639c2a4360f9d7c5b;hb=8ef054b51c681e7822133b38f7c5ed9dd2a0f29c;hp=0000000000000000000000000000000000000000;hpb=3ed732562787562d0115a3cbef3f0f5129473b7d;p=m6w6%2Fseekat

diff --git a/lib/Exception/RequestException.php b/lib/Exception/RequestException.php
new file mode 100644
index 0000000..877664e
--- /dev/null
+++ b/lib/Exception/RequestException.php
@@ -0,0 +1,69 @@
+<?php
+
+namespace seekat\Exception;
+
+use seekat\Exception;
+
+use http\Header;
+use http\Client\Response;
+
+class RequestException extends \Exception implements Exception
+{
+	private $errors = [];
+	private $response;
+
+	function __construct(Response $response) {
+		$this->response = $response;
+
+		if (($h = $response->getHeader("Content-Type", Header::class))
+		&&	$h->match("application/json", Header::MATCH_WORD)
+		&&	$failure = json_decode($response->getBody())) {
+			$message = $failure->message;
+			if (isset($failure->errors)) {
+				$this->errors = (array) $failure->errors;
+			}
+		} else {
+			$message = trim($response->getBody()->toString());
+		}
+
+		if (!strlen($message)) {
+			$message = $response->getTransferInfo("error");
+		}
+		if (!strlen($message)) {
+			$message = $response->getResponseStatus();
+		}
+
+		parent::__construct($message, $response->getResponseCode(), null);
+	}
+
+	function getErrors() : array {
+		return $this->errors;
+	}
+
+	function getErrorsAsString() {
+		static $reasons = [
+			"missing" => "The resource %1\$s does not exist\n",
+			"missing_field" => "Missing field %2\$s of resource %1\$s\n",
+			"invalid" => "Invalid formatting of field %2\$s of resource %1\$s\n",
+			"already_exists" => "A resource %1\$s with the same value of field %2\$s already exists\n",
+		];
+
+		if (!$this->errors) {
+			return $this->response;
+		}
+
+		$errors = "JSON errors:\n";
+		foreach ($this->errors as $error) {
+			if ($error->code === "custom") {
+				$errors .= $error->message . "\n";
+			} else {
+				$errors .= sprintf($reasons[$error->code], $error->resource, $error->field);
+			}
+		}
+		return $errors;
+	}
+
+	function __toString() : string {
+		return parent::__toString() . "\n". $this->getErrorsAsString();
+	}
+}