From 3c8d5b3f9e35a678983d6d3ce883f1602af618e0 Mon Sep 17 00:00:00 2001
From: Cyrus Hiatt <chiatt@fargeo.com>
Date: Fri, 30 Aug 2024 17:45:57 -0700
Subject: [PATCH] Search on years before -9999 and after 9999 (#11420)

* Search on years before -9999 and after 9999

* Update changelog
---
 arches/app/utils/date_utils.py | 21 ++++++++++++++++++++-
 releases/7.5.4.md              |  1 +
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/arches/app/utils/date_utils.py b/arches/app/utils/date_utils.py
index ec76a33ba53..2cd30403e1a 100644
--- a/arches/app/utils/date_utils.py
+++ b/arches/app/utils/date_utils.py
@@ -69,6 +69,20 @@ def __init__(
             except Exception as err:
                 self.error = err
                 raise err
+    
+    def get_long_year(self, date):
+        """
+        Dates with long years will fail to parse unless properly formatted.
+        Example: '-200000-01-01' and '20000-01-01' will fail to parse.
+        The day and month must be stripped and the year prefixed with a y.
+        """
+        
+        date_elements = date.split("-")
+        if len(date_elements) == 4:
+            long_year = f"y-{date_elements[1]}"
+        if len(date_elements) == 3:
+            long_year = f"y{date_elements[0]}"
+        return long_year
 
     def parse(self, date=None):
         if date is None:
@@ -91,7 +105,12 @@ def parse(self, date=None):
         except Exception:
             pass
 
-        self.edtf = parse_edtf(date)
+        try:
+            self.edtf = parse_edtf(date)
+        except Exception as e: #Exception is likely because year has more than 4 digits
+            long_year = self.get_long_year(date)
+            self.edtf = parse_edtf(long_year)
+
         result = self.handle_object(self.edtf)
         if isinstance(result, list):
             self.result_set = result
diff --git a/releases/7.5.4.md b/releases/7.5.4.md
index 89a454891b1..9ef17ccaf6d 100644
--- a/releases/7.5.4.md
+++ b/releases/7.5.4.md
@@ -9,6 +9,7 @@ Arches 7.5.4 Release Notes
 is specified #11120
 - Allow main (left) nav to scroll to content height when expanded #11243
 - Ensure resource type search filter dropdown is not displayed beneath search filter buttons #11188
+- Fix search failure when filtering on dates with years having more than 4 digits, #11419
 
 ### Dependency changes:
 ```