110 lines
2.9 KiB
Go
110 lines
2.9 KiB
Go
package dorkgen
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import (
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"net/url"
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"strings"
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)
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const (
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searchURL = "https://www.google.com/search"
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siteTag = "site:"
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urlTag = "inurl:"
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filetypeTag = "filetype:"
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cacheTag = "cache:"
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relatedTag = "related:"
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extTag = "ext:"
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excludeTag = "-"
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intitleTag = "intitle:"
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intextTag = "intext:"
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)
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// GoogleSearch is the Google search implementation for Dorkgen
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type GoogleSearch struct {
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EngineFactory
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}
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// String converts all tags to a single request
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func (e *GoogleSearch) String() string {
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return strings.Join(e.tags, " ")
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}
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// ToURL converts tags to an encoded Google Search URL
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func (e *GoogleSearch) ToURL() string {
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baseURL, _ := url.Parse(searchURL)
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tags := strings.Join(e.tags, " ")
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params := url.Values{}
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params.Add("q", tags)
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baseURL.RawQuery = params.Encode()
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return baseURL.String()
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}
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// Site specifically searches that particular site and lists all the results for that site.
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func (e *GoogleSearch) Site(site string) *GoogleSearch {
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e.tags = append(e.tags, e.concat(siteTag, site, false))
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return e
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}
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// Or puts an OR operator in the request
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func (e *GoogleSearch) Or() *GoogleSearch {
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e.tags = append(e.tags, "OR")
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return e
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}
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// Intext searches for the occurrences of keywords all at once or one at a time.
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func (e *GoogleSearch) Intext(text string) *GoogleSearch {
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e.tags = append(e.tags, e.concat(intextTag, text, true))
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return e
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}
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// Inurl searches for a URL matching one of the keywords.
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func (e *GoogleSearch) Inurl(url string) *GoogleSearch {
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e.tags = append(e.tags, e.concat(urlTag, url, true))
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return e
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}
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// Filetype searches for a particular filetype mentioned in the query.
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func (e *GoogleSearch) Filetype(filetype string) *GoogleSearch {
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e.tags = append(e.tags, e.concat(filetypeTag, filetype, true))
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return e
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}
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// Cache shows the version of the web page that Google has in its cache.
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func (e *GoogleSearch) Cache(url string) *GoogleSearch {
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e.tags = append(e.tags, e.concat(cacheTag, url, true))
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return e
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}
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// Related list web pages that are “similar” to a specified web page.
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func (e *GoogleSearch) Related(url string) *GoogleSearch {
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e.tags = append(e.tags, e.concat(relatedTag, url, true))
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return e
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}
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// Ext searches for a particular file extension mentioned in the query.
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func (e *GoogleSearch) Ext(ext string) *GoogleSearch {
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e.tags = append(e.tags, e.concat(extTag, ext, false))
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return e
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}
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// Exclude excludes some results.
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func (e *GoogleSearch) Exclude(value string) *GoogleSearch {
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e.tags = append(e.tags, e.concat(excludeTag, value, false))
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return e
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}
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// Group isolate tags between parentheses
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func (e *GoogleSearch) Group(tags *GoogleSearch) *GoogleSearch {
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e.tags = append(e.tags, "("+tags.String()+")")
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return e
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}
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// Intitle searches for occurrences of keywords in title all or one.
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func (e *GoogleSearch) Intitle(value string) *GoogleSearch {
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e.tags = append(e.tags, e.concat(intitleTag, value, true))
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return e
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}
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