| """Deterministic detection of e-resource access problems. |
| |
| Access problems ("I can't access ScienceDirect", "OpenAthens login keeps |
| failing", "how do I access databases off campus") are routed straight to the |
| knowledge-base RAG path. Requests for a specific article's full text stay on |
| the full-text chain. Kept separate from constants.py so it has no dependencies |
| and can be tested on its own. |
| """ |
| import re |
|
|
| |
| |
| |
| ACCESS_PROBLEM_RE = re.compile( |
| r"\b(" |
| r"openathens|single sign.?on" |
| r"|access (denied|error|issue|problem)s?" |
| r"|(asks?|asking|wants?) me to (pay|purchase|buy|subscribe)" |
| r"|(log(?:ging)?\s?(?:in|on)|sign(?:ing)?\s?in|sso)\W+(?:\w+\W+){0,4}(fail\w*|error|problem|issue|loop\w*|not working|keeps)" |
| r"|(off[\s-]?campus|remote(ly)?|from home|outside (the )?campus|vpn)\W+(?:\w+\W+){0,4}(access\w*|log(?:ging)?\s?(?:in|on)|sign(?:ing)?\s?in)" |
| r"|(access\w*|log(?:ging)?\s?(?:in|on)|sign(?:ing)?\s?in)\W+(?:\w+\W+){0,4}(off[\s-]?campus|remote(ly)?|from home|outside (the )?campus)" |
| r"|(link|database|platform|e-?resource)s?\W+(?:\w+\W+){0,3}(not working|broken|down|dead)" |
| r")\b", |
| re.IGNORECASE, |
| ) |
|
|
| |
| ACCESS_FAIL_RE = re.compile( |
| r"\b(can.?t|cannot|unable to|not able to|couldn.?t|trouble|problems?|issues?|lost)\b" |
| r"\W+(?:\w+\W+){0,3}(access\w*|log(?:ging)?\s?(?:in|on)|sign(?:ing)?\s?in|connect\w*|open\w*)\b", |
| re.IGNORECASE, |
| ) |
|
|
| ARTICLE_CUE_RE = re.compile(r"\b(pdf|full.?text|articles?|papers?|chapters?)\b", re.IGNORECASE) |
|
|
| |
| |
| ACCESS_RETRIEVAL_HINT = "access troubleshooting sign in remote access electronic resources" |
|
|
|
|
| def _is_access_problem(question: str) -> bool: |
| q = question or "" |
| if ACCESS_PROBLEM_RE.search(q): |
| return True |
| |
| |
| return bool(ACCESS_FAIL_RE.search(q)) and not ARTICLE_CUE_RE.search(q) |
|
|
