Merge pull request #20 from PFS-AI/DEVELOPMENT

Fix: regex pattern adjustment for classic search #18

Author: Eng-AliKazemi

.env.example

@@ -8,3 +8,6 @@
 LANGCHAIN_TRACING_V2="true"
 LANGCHAIN_PROJECT="Precision-File-Search"
 LANGCHAIN_API_KEY="lsv2_"
+
+# Fore Huggingface Hub Offline Mode
+HF_HUB_OFFLINE=1

README.md

@@ -153,7 +153,7 @@ This guide provides instructions for both regular users (via a simple installer)
 
 The easiest way to install Precision File Search is to download the latest official installer for Windows.
 
-[![Latest Release](https://img.shields.io/badge/Download-V1.1.0-blueviolet?style=for-the-badge)](https://github.com/PFS-AI/PFS/releases/latest)
+[![Latest Release](https://img.shields.io/badge/Download-V1.1.1-blueviolet?style=for-the-badge)](https://github.com/PFS-AI/PFS/releases/latest)
 
 1.  Click the button above to go to the latest release page.
 2.  Under the **Assets** section, download the `PFS-SETUP_vX.X.X.exe` file.

backend/config_manager.py

@@ -116,7 +116,7 @@ def get_user_data_dir() -> str:
     },
     # Block Version: 1.1.0
     "embedding_model": {
-        "model_name": "sentence-transformers/paraphrase-multilingual-mpnet-base-v2",
+        "model_name": "sentence-transformers/all-MiniLM-L6-v2",
         "device": "auto"
     },
     "reranker_model": {

backend/file_engine.py

@@ -120,12 +120,28 @@ def _is_match_content(file_path: Path, pattern: re.Pattern) -> bool:
 
 def _translate_wildcard_to_regex(pattern: str) -> str:
     """
-    Translates a file system wildcard pattern (*, ?) to a valid regex pattern.
-    This makes the "Use Regex" feature more intuitive for file searches.
+    Translates a file system wildcard pattern (*, ?) to a valid regex pattern,
+    while preserving common regex anchors like ^ and $.
     """
+    # Preserve anchors and escape the rest of the pattern
+    has_start_anchor = pattern.startswith('^')
+    has_end_anchor = pattern.endswith('$')
+
+    if has_start_anchor:
+        pattern = pattern[1:]
+    if has_end_anchor:
+        pattern = pattern[:-1]
+
     escaped_pattern = re.escape(pattern)
     regex_pattern = escaped_pattern.replace(r'\*', '.*')
     regex_pattern = regex_pattern.replace(r'\?', '.')
+
+    # Re-apply anchors to the final regex pattern
+    if has_start_anchor:
+        regex_pattern = '^' + regex_pattern
+    if has_end_anchor:
+        regex_pattern = regex_pattern + '$'
+
     return regex_pattern
 
 # 4. FILE SEARCH ENGINE CLASS ###################################################################################

static/index.html

@@ -480,7 +480,7 @@ <h2 class="modal-title"><i class="fas fa-info-circle"></i> <span data-i18n-key="
         <a href="https://pfs-ai.github.io/PFS/" target="_blank" rel="noopener noreferrer"><i class="fab fa-github"></i> GitHub</a> |
         <a href="/license" target="_blank"><i class="fas fa-file-contract"></i> License</a> |
         <span class="footer-item"><i class="fas fa-calendar-alt"></i> 2025</span> |
-        <span class="footer-item"><i class="fas fa-code-branch"></i> V1.1.0</span>
+        <span class="footer-item"><i class="fas fa-code-branch"></i> V1.1.1</span>
     </div>
 
     <!-- 11. MODAL DIALOGS ####################################################################################### -->