Expanded checks for out of range page cropboxes

.dockerignore

@@ -19,4 +19,5 @@ logs/*
 config/*
 user_guide/*
 cdk/*
+cdk/config/*
 web/*

.gitignore

@@ -20,4 +20,5 @@ config/*
 doc_redaction_amplify_app/*
 user_guide/*
 cdk/*
+cdk/config/*
 web/*

tools/config.py

@@ -212,8 +212,8 @@ if LOGGING == 'True':
 ###
 
 # Create Tesseract and Poppler folders if you have installed them locally
-TESSERACT_FOLDER = get_or_create_env_var('TESSERACT_FOLDER', "") # e.g. tesseract/
-POPPLER_FOLDER = get_or_create_env_var('POPPLER_FOLDER', "") # e.g. poppler/poppler-24.02.0/Library/bin/
+TESSERACT_FOLDER = get_or_create_env_var('TESSERACT_FOLDER', "") #  # If installing for Windows, install Tesseract 5.5.0 from here: https://github.com/UB-Mannheim/tesseract/wiki. Then this environment variable should point to the Tesseract folder e.g. tesseract/
+POPPLER_FOLDER = get_or_create_env_var('POPPLER_FOLDER', "") # If installing on Windows,install Poppler from here https://github.com/oschwartz10612/poppler-windows. This variable needs to point to the poppler bin folder e.g. poppler/poppler-24.02.0/Library/bin/
 
 if TESSERACT_FOLDER: add_folder_to_path(TESSERACT_FOLDER)
 if POPPLER_FOLDER: add_folder_to_path(POPPLER_FOLDER)

tools/file_redaction.py

@@ -8,7 +8,7 @@ import copy
 
 from tqdm import tqdm
 from PIL import Image, ImageChops, ImageFile, ImageDraw
-from typing import List, Dict, Tuple
+from typing import List, Dict, Tuple, Optional
 import pandas as pd
 
 from pdfminer.high_level import extract_pages
@@ -932,22 +932,70 @@ def convert_pikepdf_annotations_to_result_annotation_box(page:Page, annot:dict,
     
     return img_annotation_box, rect
 
-def set_cropbox_safely(page, original_cropbox):
+# def set_cropbox_safely(page, original_cropbox):
+#     """
+#     Sets the cropbox of a page, ensuring it's not larger than the mediabox.
+#     If the original cropbox is larger, the mediabox is used instead.
+
+#     Args:
+#         page: The PyMuPdf page object.
+#         original_cropbox: The fitz.Rect representing the desired cropbox.
+#     """
+#     mediabox = page.mediabox
+#     if original_cropbox.width > mediabox.width or original_cropbox.height > mediabox.height:
+#         #print("Warning: Requested cropbox is larger than the mediabox. Using mediabox instead.")
+#         page.set_cropbox(mediabox)
+#     else:
+#         page.set_cropbox(original_cropbox)
+
+
+def set_cropbox_safely(page: Page, original_cropbox: Optional[Rect]):
     """
-    Sets the cropbox of a page, ensuring it's not larger than the mediabox.
-    If the original cropbox is larger, the mediabox is used instead.
+    Sets the cropbox of a PyMuPDF page safely and defensively.
+
+    If the 'original_cropbox' is valid (i.e., a fitz.Rect instance, not None, not empty,
+    not infinite, and fully contained within the page's mediabox), it is set as the cropbox.
+
+    Otherwise, the page's mediabox is used, and a warning is printed to explain why.
 
     Args:
-        page: The PyMuPdf page object.
-        original_cropbox: The fitz.Rect representing the desired cropbox.
+        page: The PyMuPDF page object.
+        original_cropbox: The Rect representing the desired cropbox.
     """
     mediabox = page.mediabox
-    if original_cropbox.width > mediabox.width or original_cropbox.height > mediabox.height:
-        #print("Warning: Requested cropbox is larger than the mediabox. Using mediabox instead.")
+    reason_for_defaulting = ""
+
+    # Check for None
+    if original_cropbox is None:
+        reason_for_defaulting = "the original cropbox is None."
+    # Check for incorrect type
+    elif not isinstance(original_cropbox, Rect):
+        reason_for_defaulting = f"the original cropbox is not a fitz.Rect instance (got {type(original_cropbox)})."
+    else:
+        # Normalise the cropbox (ensures x0 < x1 and y0 < y1)
+        original_cropbox.normalize()
+
+        # Check for empty or infinite or out-of-bounds
+        if original_cropbox.is_empty:
+            reason_for_defaulting = f"the provided original cropbox {original_cropbox} is empty."
+        elif original_cropbox.is_infinite:
+            reason_for_defaulting = f"the provided original cropbox {original_cropbox} is infinite."
+        elif not mediabox.contains(original_cropbox):
+            reason_for_defaulting = (
+                f"the provided original cropbox {original_cropbox} is not fully contained "
+                f"within the page's mediabox {mediabox}."
+            )
+
+    if reason_for_defaulting:
+        print(
+            f"Warning (Page {page.number}): Cannot use original cropbox because {reason_for_defaulting} "
+            f"Defaulting to the page's mediabox as the cropbox."
+        )
         page.set_cropbox(mediabox)
     else:
         page.set_cropbox(original_cropbox)
 
+
 def redact_page_with_pymupdf(page:Page, page_annotations:dict, image:Image=None, custom_colours:bool=False, redact_whole_page:bool=False, convert_pikepdf_to_pymupdf_coords:bool=True, original_cropbox:List[Rect]=[], page_sizes_df:pd.DataFrame=pd.DataFrame()):
 
     rect_height = page.rect.height

tools/textract_batch_call.py

@@ -338,19 +338,15 @@ def load_pdf_job_file_from_s3(
     RUN_AWS_FUNCTIONS=RUN_AWS_FUNCTIONS):    
 
     try:
-        print("load_s3_jobs_input_loc:", load_s3_jobs_input_loc)
         pdf_file_location = ''
         doc_file_name_no_extension_textbox = ''
 
         s3_input_key_prefix = os.path.join(load_s3_jobs_input_loc, pdf_filename).replace("\\", "/")
         s3_input_key_prefix = s3_input_key_prefix + ".pdf"
-        print("s3_input_key_prefix:", s3_input_key_prefix)
-
+        
         local_input_file_path = os.path.join(local_output_dir, pdf_filename)
         local_input_file_path = local_input_file_path + ".pdf"
 
-        print("input to s3 download:", s3_bucket_name, s3_input_key_prefix, local_input_file_path)
-
         download_file_from_s3(s3_bucket_name, s3_input_key_prefix, local_input_file_path, RUN_AWS_FUNCTIONS= RUN_AWS_FUNCTIONS)
         
         pdf_file_location = [local_input_file_path]