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Add paging support to XPath & Erowid engines

Kirill Isakov 9 年之前
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共有 2 個文件被更改,包括 19 次插入2 次删除
  1. 15
    1
      searx/engines/xpath.py
  2. 4
    1
      searx/settings.yml

+ 15
- 1
searx/engines/xpath.py 查看文件

@@ -11,6 +11,14 @@ title_xpath = None
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 suggestion_xpath = ''
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 results_xpath = ''
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+# parameters for engines with paging support
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+#
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+# number of results on each page
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+# (only needed if the site requires not a page number, but an offset)
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+page_size = 1
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+# number of the first page (usually 0 or 1)
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+first_page_num = 1
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+
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 '''
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 if xpath_results is list, extract the text from each result and concat the list
@@ -76,8 +84,14 @@ def normalize_url(url):
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 def request(query, params):
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     query = urlencode({'q': query})[2:]
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-    params['url'] = search_url.format(query=query)
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+
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+    fp = {'query': query}
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+    if paging and search_url.find('{pageno}') >= 0:
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+        fp['pageno'] = (params['pageno'] + first_page_num - 1) * page_size
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+
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+    params['url'] = search_url.format(**fp)
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     params['query'] = query
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+
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     return params
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+ 4
- 1
searx/settings.yml 查看文件

@@ -84,7 +84,10 @@ engines:
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   - name : erowid
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     engine : xpath
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-    search_url : https://www.erowid.org/search.php?q={query}
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+    paging : True
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+    first_page_num : 0
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+    page_size : 30
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+    search_url : https://www.erowid.org/search.php?q={query}&s={pageno}
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     url_xpath : //dl[@class="results-list"]/dt[@class="result-title"]/a/@href
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     title_xpath : //dl[@class="results-list"]/dt[@class="result-title"]/a/text()
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     content_xpath : //dl[@class="results-list"]/dd[@class="result-details"]