From 4a52a71956a8d46fcb7294ac71734504bb09bcc2 Mon Sep 17 00:00:00 2001
From: S. Solomon Darnell
Date: Fri, 28 Mar 2025 21:52:21 -0500
Subject: two version of R2R are here

---
 .../site-packages/shared/abstractions/exception.py | 75 ++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 .venv/lib/python3.12/site-packages/shared/abstractions/exception.py

(limited to '.venv/lib/python3.12/site-packages/shared/abstractions/exception.py')

diff --git a/.venv/lib/python3.12/site-packages/shared/abstractions/exception.py b/.venv/lib/python3.12/site-packages/shared/abstractions/exception.py
new file mode 100644
index 00000000..3dedfae8
--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/shared/abstractions/exception.py
@@ -0,0 +1,75 @@
+import textwrap
+from typing import Any, Optional
+from uuid import UUID
+
+
+class R2RException(Exception):
+    def __init__(
+        self, message: str, status_code: int, detail: Optional[Any] = None
+    ):
+        self.message = message
+        self.status_code = status_code
+        super().__init__(self.message)
+
+    def to_dict(self):
+        return {
+            "message": self.message,
+            "status_code": self.status_code,
+            "detail": self.detail,
+            "error_type": self.__class__.__name__,
+        }
+
+
+class R2RDocumentProcessingError(R2RException):
+    def __init__(
+        self, error_message: str, document_id: UUID, status_code: int = 500
+    ):
+        detail = {
+            "document_id": str(document_id),
+            "error_type": "document_processing_error",
+        }
+        super().__init__(error_message, status_code, detail)
+
+    def to_dict(self):
+        result = super().to_dict()
+        result["document_id"] = self.document_id
+        return result
+
+
+class PDFParsingError(R2RException):
+    """Custom exception for PDF parsing errors."""
+
+    def __init__(
+        self,
+        message: str,
+        original_error: Exception | None = None,
+        status_code: int = 500,
+    ):
+        detail = {
+            "original_error": str(original_error) if original_error else None
+        }
+        super().__init__(message, status_code, detail)
+
+
+class PopplerNotFoundError(PDFParsingError):
+    """Specific error for when Poppler is not installed."""
+
+    def __init__(self):
+        installation_instructions = textwrap.dedent("""
+            PDF processing requires Poppler to be installed. Please install Poppler and ensure it's in your system PATH.
+
+            Installing poppler:
+            - Ubuntu: sudo apt-get install poppler-utils
+            - Archlinux: sudo pacman -S poppler
+            - MacOS: brew install poppler
+            - Windows:
+              1. Download poppler from @oschwartz10612
+              2. Move extracted directory to desired location
+              3. Add bin/ directory to PATH
+              4. Test by running 'pdftoppm -h' in terminal
+        """)
+        super().__init__(
+            message=installation_instructions,
+            status_code=422,
+            original_error=None,
+        )
-- 
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