81 lines
1.9 KiB
Go
81 lines
1.9 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"net/http"
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"net/url"
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"time"
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)
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type LibreXResult struct {
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Title string `json:"title"`
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URL string `json:"url"`
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Description string `json:"description"`
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}
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type LibreXResponse []LibreXResult
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func PerformLibreXTextSearch(query, safe, lang string, page int) ([]TextSearchResult, time.Duration, error) {
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startTime := time.Now()
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// LibreX uses offset instead of page (starting at 0)
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pageOffset := (page - 1) * 10
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// Generate User-Agent
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userAgent, err := GetUserAgent("librex-text-search")
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if err != nil {
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return nil, 0, err
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}
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var allResults []TextSearchResult
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for _, domain := range config.LibreXInstances {
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searchURL := fmt.Sprintf("https://%s/api.php?q=%s&p=%d&t=0",
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domain,
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url.QueryEscape(query),
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pageOffset,
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)
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req, err := http.NewRequest("GET", searchURL, nil)
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if err != nil {
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printWarn("failed to create request for domain %s: %v", domain, err)
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continue
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}
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req.Header.Set("User-Agent", userAgent)
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resp, err := DoMetaProxyRequest(req)
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if err != nil {
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return nil, 0, fmt.Errorf("failed to do meta-request: %v", err)
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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printWarn("unexpected status code from %s: %d", domain, resp.StatusCode)
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continue
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}
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var librexResp LibreXResponse
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if err := json.NewDecoder(resp.Body).Decode(&librexResp); err != nil {
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printWarn("error decoding response from %s: %v", domain, err)
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continue
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}
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// Accumulate results from this instance
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for _, item := range librexResp {
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allResults = append(allResults, TextSearchResult{
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URL: item.URL,
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Header: item.Title,
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Description: item.Description,
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Source: "LibreX",
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})
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}
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}
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duration := time.Since(startTime)
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if len(allResults) == 0 {
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return nil, duration, fmt.Errorf("no results found from any LibreX instance")
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}
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return allResults, duration, nil
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}
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