☰

Google site: Tool (Site results / Exclude sites)

Easily add site: or -site: to modify your current Google query. v1.4.1 2019-11-12

目前为 2019-11-13 提交的版本。查看 最新版本。

// ==UserScript==
// @name        Google site: Tool (Site results / Exclude sites)
// @author      Jefferson "jscher2000" Scher
// @namespace   JeffersonScher
// @copyright   Copyright 2019 Jefferson Scher
// @license     BSD with restriction
// @description Easily add site: or -site: to modify your current Google query. v1.4.1 2019-11-12
// @include     http*://www.google.*/*
// @include     http*://encrypted.google.*/*
// @version     1.4.1
// @grant       GM_getValue
// @grant       GM_setValue
// @grant       GM_registerMenuCommand
// @grant       GM.getValue
// @grant       GM.setValue
// @resource    mycon http://www.jeffersonscher.com/gm/src/gfrk-GsT-ver141.png
// ==/UserScript==
// DISCLAIMER:     Use at your own risk. Functionality and harmlessness cannot be guaranteed.
var script_about = "https://gf.qytechs.cn/scripts/1679-google-site-tool-site-results-exclude-sites";
/*
Copyright (c) 2019 Jefferson Scher. All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met and subject to the following restriction:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

RESTRICTION: USE WITH ANY @include or @match THAT COVERS FACEBOOK.COM IS PROHIBITED AND UNLICENSED.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
var gst_sty = document.createElement("style");
gst_sty.setAttribute("type", "text/css");
gst_sty.appendChild(document.createTextNode(".ghhpane{position:absolute;color:#333;background-color:#fcfcfc;border:1px solid #ccc;" +
  "border-radius:4px;padding:0.25em 1.5em;font-size:13px;display:none} .ghhd{position:relative;line-height:1.2em;cursor:pointer;} " +
  "#gstSiteForm input[type='radio']{vertical-align:bottom;margin-top:5px;margin-bottom:1px} "));
document.body.appendChild(gst_sty);
var defaultPrefs, gstPrefs, gstPrefO, seemorelink, stripany, MutOb, chgMon;
gst_Setup();

async function gst_Setup(){
  // Get preferences from browser
  defaultPrefs = {
    "seemore":["Y-N","Add See More Results links (Y|N), Open in a new window (Y|N)"],
    "subdomain":["N","Strip leftmost subdomain (Y=all|N=www only)"],
    "reserved2":["X","Y"]
  };
  if (typeof GM_setValue !== "undefined"){
    gstPrefs = GM_getValue("gstPrefs");
  } else { /* synchronous*/
    if (typeof GM.setValue !== "undefined") gstPrefs = await GM.getValue("gstPrefs");
  }
  if (!gstPrefs || gstPrefs.length == 0){
    gstPrefO = defaultPrefs;
  } else {
    if (gstPrefs.indexOf("reserved1") > -1){ // update with new preferences
      gstPrefO = convertPrefs(defaultPrefs, gstPrefs);
      if (typeof GM_setValue !== "undefined"){
        GM_setValue("gstPrefs", JSON.stringify(gstPrefO));
      } else { /* synchronous*/
        if (typeof GM.setValue !== "undefined") await GM.setValue("gstPrefs", JSON.stringify(gstPrefO));
      }
    } else {
      gstPrefO = JSON.parse(gstPrefs);
    }
  }
  seemorelink = gstPrefO.seemore[0];
  stripany = gstPrefO.subdomain[0];
  // == == == Detect added nodes / attach MutationObserver == == ==
  if (document.body){
    // Add click events
    gst_checkNode(document.body);
    // Create form
    if (!document.getElementById("gstSiteForm")) gst_addSiteForm();
    // Watch for changes that could be new instant or AJAX search results
    MutOb = (window.MutationObserver) ? window.MutationObserver : window.WebKitMutationObserver;
    if (MutOb){
      chgMon = new MutOb(function(mutationSet){
        mutationSet.forEach(function(mutation){
          for (var i=0; i<mutation.addedNodes.length; i++){
            if (mutation.addedNodes[i].nodeType == 1){
              gst_checkNode(mutation.addedNodes[i]);
            }
          }
        });
      });
      // attach chgMon to document.body
      var opts = {childList: true, subtree: true};
      chgMon.observe(document.body, opts);
    }
  }
}

function gst_checkNode(el){
  if (el.nodeName == "LI" || (el.nodeName == "div" && el.className == "g")) var liels = [el];
  else var liels = el.querySelectorAll('li.g, div.g');
  if (liels.length > 0){
    var i, cite, ael;
    for (i=0; i<liels.length; i++){
      console.log(liels[i]);
      cite = liels[i].querySelector('cite');
      if (cite){if (!cite.hasAttribute("sitelistener")){
        if (cite.parentNode.nodeName == "A"){
          // TODO - this is for cites under bunches of news articles; need to exclude Google
        } else {
          ael = liels[i].querySelector("h3 a");
          if (!ael) ael = liels[i].querySelector("a");
          if (ael){
            if(ael.hasAttribute("href")){
              if (ael.getAttribute("href").indexOf("http")==0 || ael.getAttribute("href").indexOf("/interstitial")==0){
                cite.setAttribute("sitelistener", ael.getAttribute("href").substr(ael.getAttribute("href").indexOf("http")));
              } else {
                cite.setAttribute("sitelistener", cite.textContent);
              }
            } else {
              cite.setAttribute("sitelistener", cite.textContent);
            }
          } else {
            cite.setAttribute("sitelistener", cite.textContent);
          }
        }
        if (cite.hasAttribute("sitelistener")){
          cite.style.cursor = "pointer";
          cite.setAttribute("title","Limit search to this site or exclude this site");
          cite.addEventListener("click", gst_showSiteForm, false);
          // *** version 1.4.0: un-embed the cite div from the result link *** //
          if (cite.parentNode.parentNode.nodeName == 'A'){
            // get div container of cite
            var citeparent = cite.parentNode;
            // re-position outside the link
            if (citeparent.parentNode.nextElementSibling) citeparent.parentNode.parentNode.insertBefore(citeparent, citeparent.parentNode.nextElementSibling);
            else citeparent.parentNode.parentNode.appendChild(citeparent);
            // move the trailing br outside the link
            if (citeparent.previousElementSibling.children[citeparent.previousElementSibling.children.length-1].nodeName == 'BR') citeparent.parentNode.insertBefore(citeparent.previousElementSibling.children[citeparent.previousElementSibling.children.length-1], citeparent);
          }
          // *** version 1.4.1: unhide first cite and hide the second (TEMPORARY FIX 12 Nov 2019)
          if (liels[i].querySelectorAll('cite').length > 1){
            cite.parentNode.style.visibility = 'visible';
            if (cite.parentNode.parentNode.style.height == 0) cite.parentNode.parentNode.style.height = 'auto';
            liels[i].querySelectorAll('cite')[1].parentNode.style.visibility = 'hidden';
          }
        }
        if (seemorelink.split("-")[0] == "Y"){
          var divmas = liels[i].querySelector("div.s div.mas");
          if (divmas){
            divmas.style.marginLeft = "22px";
            var citehost = cite.textContent;
            if (citehost.indexOf("http://") == 0) citehost = citehost.substr(7);
            if (citehost.indexOf("https://") == 0) citehost = citehost.substr(8);
            if (citehost.indexOf("ftp://") == 0) citehost = citehost.substr(6);
            if (citehost.indexOf(" ") > 0) citehost = citehost.substr(0, citehost.indexOf(" "));
            if (citehost.indexOf("/") > 0) citehost = citehost.substr(0, citehost.indexOf("/"));
            var locnew = gst_reQry("+site:"+citehost, false);
            if (locnew != "cancel"){
              var pnew = document.createElement("p");
              pnew.setAttribute("style", "margin:0.3em 0 0 0;");
              var linknew = document.createElement("a");
              linknew.innerHTML = "More results from " + citehost + "&nbsp;»";
              linknew.href = locnew;
              pnew.appendChild(linknew);
              divmas.appendChild(pnew);
              // v1.1.3 fix links where the URL bar isn't updated until the link is created
              linknew.setAttribute("citehost", citehost);
              linknew.addEventListener("mouseover", gst_refreshLink, false);
              // v1.1.4 add target attribute to open in a new window/tab
              if (seemorelink.split("-")[1] == "Y"){
                linknew.setAttribute("target", "_blank");
                linknew.innerHTML += "»";
              }
            }
            // v1.1.6 hide (duplicate) link Google adds under some results
            var googmore = divmas.querySelector("div.mas-sc-row");
            if (googmore) googmore.style.display = "none";
          }
        }
      }}
    }
  }
}

// Functions relating to the siteForm
function gst_addSiteForm(){
  var sfd = document.createElement("div");
  sfd.id = "gstSiteForm";
  sfd.className = "ghhpane";
  sfd.setAttribute("style","z-index:105;top:-2.75em;")
  sfd.innerHTML = "<form onsubmit=\"return false;\"><p id=\"gstButtons\">" +
    "<button id=\"gstsf1\" title=\"This site only\">&nbsp;&nbsp;+&nbsp;&nbsp;</button> " +
    "<button id=\"gstsf2\" title=\"Exclude this site\">&nbsp;&nbsp;-&nbsp;&nbsp;</button> " +
    "<button id=\"gstsf3\" title=\"Close pane\">&nbsp;&nbsp;x&nbsp;&nbsp;</button></p>" +
    "<p id=\"gstRadios\"></p><p style=\"padding-top:3px;cursor:pointer;color:#00f\" onclick=\"document.getElementById('gstOptions').style.display='block';this.style.display='none';\">Edit Script Options</p>" +
    "<p id=\"gstOptions\" style=\"padding-top:3px;display:none\">Script Options:<br><label title=\"Show 'More results from' link after selected hits\"><input type=\"checkbox\" name=\"chkseemore\" id=\"chkseemore\"> Add " +
    "'More results from' link</label><br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<label title=\"Open in a new window or tab\"><input type=\"checkbox\" name=\"chksmtarget\" id=\"chksmtarget\"> Open in new window</label><br>" +
    "<label title=\"List domain without leftmost subdomain\"><input type=\"checkbox\" name=\"chkstripany\" id=\"chkstripany\"> First&nbsp;option&nbsp;always&nbsp;omit&nbsp;leftmost&nbsp;subdomain</label></p>" +
    "<p style=\"padding-top:3px\"><strong>Google site: Tool</strong> v1.4.1 (<a href=\"" + script_about + "\" target=\"_blank\">About</a>)<span style=\"font-size:0.8em;color:#aaa\">" +
    "<br>Copyright &copy; 2019 Jefferson Scher</span></p></form>";
  document.body.appendChild(sfd);
  fixseemore();
  fixsubdomain();
  document.getElementById("gstsf1").addEventListener("click",gst_reQuery,false);
  document.getElementById("gstsf2").addEventListener("click",gst_reQuery,false);
  document.getElementById("gstsf3").addEventListener("click",gstcloseform,false);
  document.getElementById("chkseemore").addEventListener("change",updtseemore,false);
  document.getElementById("chksmtarget").addEventListener("change",updtseemore,false);
  document.getElementById("chkstripany").addEventListener("change",updtsubdomain,false);
  document.getElementById("gstSiteForm").addEventListener("click",ghhkillevent,false);
}
function gst_showSiteForm(e) {
  var r1=window.getSelection().getRangeAt(0);
  if (!r1.collapsed){ // Don't show dialog if user selected part of the cite (v1.0.0)
    var r2=document.createRange();
    r2.selectNode(e.currentTarget);
    if (r2.compareBoundaryPoints(r2.END_TO_START, r1)<1 && r2.compareBoundaryPoints(r2.END_TO_END, r1)>-1) return;
  }
  e.preventDefault();
  e.stopPropagation();
  var citetxt, sitecomp, radp, path, k, z, sfrm, tdiv, lt;
  if (!document.getElementById("gstSiteForm")) gst_addSiteForm();
  // Build radios
  citetxt = e.currentTarget.getAttribute("sitelistener");
  if (citetxt.indexOf("http://") == 0) citetxt = citetxt.substr(7);
  if (citetxt.indexOf("https://") == 0) citetxt = citetxt.substr(8);
  if (citetxt.indexOf("ftp://") == 0) citetxt = citetxt.substr(6);
  sitecomp = citetxt.split("/");
  radp = document.getElementById("gstRadios");
  radp.innerHTML = "";
  for (k=0; k<sitecomp.length-1; k++){
    // TODO: do not duplicate a site or -site parameters already in the query?
    if (k == 0){ // check for removing leftmost subdomain
      if (stripany == "Y"){ // try to remove anything
        if (sitecomp[k].split(".").length > 2){
          radp.innerHTML += "<label style=\"white-space:pre\"><input type=\"radio\" name=\"sitestr\" value=\"" + k + "w\" checked=\"checked\"> <span>" +
            sitecomp[k].substr(sitecomp[k].indexOf(".") + 1) + "</span></label>"
          radp.innerHTML += "<br><label style=\"white-space:pre\"><input type=\"radio\" name=\"sitestr\" value=\"" + k + "\"> <span>" +
            sitecomp[k] + "</span></label>"
        } else {
          radp.innerHTML += "<label style=\"white-space:pre\"><input type=\"radio\" name=\"sitestr\" value=\"" + k + "\" checked=\"checked\"> <span>" +
            sitecomp[k] + "</span></label>"
        }
      } else { // try to remove www only
        if (sitecomp[k].substr(0, sitecomp[k].indexOf(".")).toLowerCase() == "www"){
          radp.innerHTML += "<label style=\"white-space:pre\"><input type=\"radio\" name=\"sitestr\" value=\"" + k + "w\" checked=\"checked\"> <span>" +
            sitecomp[k].substr(sitecomp[k].indexOf(".") + 1) + "</span></label>"
          radp.innerHTML += "<br><label style=\"white-space:pre\"><input type=\"radio\" name=\"sitestr\" value=\"" + k + "\"> <span>" +
            sitecomp[k] + "</span></label>"
        } else {
          radp.innerHTML += "<label style=\"white-space:pre\"><input type=\"radio\" name=\"sitestr\" value=\"" + k + "\" checked=\"checked\"> <span>" +
            sitecomp[k] + "</span></label>"
        }
      }
    } else {
      if(sitecomp[k+1] != ""){
        path = "";
        for (z=0; z<k; z++){
          path += sitecomp[z] + "/";
        }
        path += sitecomp[k];
        radp.innerHTML += "<br><label style=\"white-space:pre\"><input type=\"radio\" name=\"sitestr\" value=\"" + k + "\"> <span>" +
          path + "</span></label>"
      }
      if (k == 3) break; // let's not go overboard...
    }
  }
  // Position form
  sfrm = document.getElementById("gstSiteForm");
  tdiv = document.getElementById("ghhtemp");
  if (!tdiv){
    tdiv = document.createElement("div");
    tdiv.id = "ghhtemp";
  }
  lt = e.currentTarget.offsetLeft + 20;
  tdiv.setAttribute("style", "position:relative;left:" + lt + "px;top:0;z-index:100;width:500px;");
  e.currentTarget.parentNode.appendChild(tdiv);
  tdiv.appendChild(sfrm);
  // Add link if user clicked part of the cite that's a link
  if (e.target.nodeName == "A"){
    var pnew = document.createElement("p");
    pnew.id = "gstlink";
    var anew = e.target.cloneNode(true);
    pnew.appendChild(anew);
    sfrm.insertBefore(pnew, sfrm.firstChild);
  }
  sfrm.style.display = "block";
  document.getElementById("gstsf1").focus();
  fixseemore();
  return false;
}
function gstcloseform(e){
  if (!e) return;
  var sfrm = document.getElementById("gstSiteForm");
  var tdiv = document.getElementById("ghhtemp");
  sfrm.style.display = "none";
  var plink = document.getElementById("gstlink");
  if (plink) plink.parentNode.removeChild(plink);
  document.body.appendChild(sfrm);
  tdiv.parentNode.removeChild(tdiv);
}
// Misc functions
function ghhkillevent(e){
  if (e.target.nodeName.toLowerCase() == "button" || e.target.nodeName.toLowerCase() == "input") return;
  e.stopPropagation();
}
function gst_reQuery(e){
  // build site string
  if (e.target.id == "gstsf1") var ss = "+site:";
  else var ss = "+-site:";
  var rads = e.target.form.querySelectorAll('#gstRadios input[type="radio"]');
  for (var i=0; i<rads.length; i++){
    if(rads[i].checked){
      ss += rads[i].nextElementSibling.textContent;
      gst_reQry(ss, true);
      break;
    }
  }
}
function gst_reQry(d, go){
  // compute new URL
  if (!d) return;
  var cancel = false;
  var qa = window.location.href.substr(window.location.href.indexOf("?")+1).split("&");
  var updated = false;
  for (var j=qa.length-1; j>=0; j--){
    if (updated == false){
      if (qa[j].split("=")[0] == "q"){
        if (qa[j].indexOf(d) > -1 || qa[j].indexOf(d.replace(":", "%3A")) > -1) cancel = true;
        else var ipq = qa[j];
        qa[j] += d;
        updated = true;
        var substqry = qa[j];
      } else {
        if (qa[j].indexOf("#q=") > -1){
          if (qa[j].indexOf(d) > -1 || qa[j].indexOf(d.replace(":", "%3A")) > -1) cancel = true;
          else var ipq = qa[j].substr(qa[j].indexOf("#q=")+1);
          qa[j] += d;
          updated = true;
          var substqry = qa[j].substr(qa[j].indexOf("#q=")+1);
        }
      }
    } else {
      if (qa[j].split("=")[0] == "q"){
        if (go) qa[j] = ipq;
        else qa[j] = substqry;
      } else {
        if (qa[j].indexOf("#q=") > -1){
          if (go) qa[j] = qa[j].substr(0, qa[j].indexOf("#q=")+1) + ipq;
          else qa[j] = qa[j].substr(0, qa[j].indexOf("#q=")+1) + substqry;
        }
      }
    }
  }
  if (cancel != true) var locnew = window.location.href.substr(0, window.location.href.indexOf("?")+1) + qa.join("&");
  else locnew = "cancel";
  if (go) window.location.href = locnew;
  else return locnew;
}
function updtseemore(e){ // Store settings for See More preference
  var chk = e.target;
  var smparts = seemorelink.split("-");
  if (chk.checked){
    if (chk.id == "chkseemore") smparts[0] = "Y";
    if (chk.id == "chksmtarget"){
      smparts[1] = "Y";
      fixexistinglinks(true);
    }
  } else {
    if (chk.id == "chkseemore") smparts[0] = "N";
    if (chk.id == "chksmtarget"){
      smparts[1] = "N";
      fixexistinglinks(false);
    }
  }
  seemorelink = smparts.join("-");
  gstPrefO.seemore[0] = seemorelink;
  if (typeof GM_setValue !== "undefined"){
    GM_setValue("gstPrefs", JSON.stringify(gstPrefO));
    fixseemore();
  } else { /* asynchronous */
    if (typeof GM.setValue !== "undefined") GM.setValue("gstPrefs", JSON.stringify(gstPrefO)).then(fixseemore());
  }
}
function fixseemore(){  // Check boxes for See More preference
  if (seemorelink.split("-").length == 1) seemorelink = seemorelink + "-N";
  var chk = document.getElementById("chkseemore");
  if (seemorelink.split("-")[0] == "Y"){
    chk.setAttribute("checked","checked");
    chk.checked = true;
  } else {
    chk.removeAttribute("checked");
    chk.checked = false;
  }
  chk = document.getElementById("chksmtarget");
  if (seemorelink.split("-")[1] == "Y"){
    chk.setAttribute("checked","checked");
    chk.checked = true;
  } else {
    chk.removeAttribute("checked");
    chk.checked = false;
  }
}
function fixexistinglinks(blnTargetBlank){
  var seemores = document.querySelectorAll("a[citehost]");
  for (var i=0; i<seemores.length; i++){
    if (seemores[i].hasAttribute("target")){
      seemores[i].removeAttribute("target");
      seemores[i].innerHTML = seemores[i].innerHTML.substr(0, seemores[i].innerHTML.length-1); //»
    }
    if (blnTargetBlank){
      seemores[i].setAttribute("target", "_blank");
      seemores[i].innerHTML += "»";
    }
  }
}
function updtsubdomain(e){ // Store settings for subdomain stripping pref
  var chk = e.target;
  if (chk.checked){
    stripany = "Y";
  } else {
    stripany = "N";
  }
  gstPrefO.subdomain[0] = stripany;
  if (typeof GM_setValue !== "undefined"){
    GM_setValue("gstPrefs", JSON.stringify(gstPrefO));
    fixsubdomain();
  } else { /* asynchronous */
    if (typeof GM.setValue !== "undefined") GM.setValue("gstPrefs", JSON.stringify(gstPrefO)).then(fixsubdomain());
  }
  // TODO: Need to close and re-open dialog to regenerate domain list...
}
function fixsubdomain(){  // Check box for subdomain stripping pref
  var chk = document.getElementById("chkstripany");
  if (stripany == "Y"){
    chk.setAttribute("checked","checked");
    chk.checked = true;
  } else {
    chk.removeAttribute("checked");
    chk.checked = false;
  }
}
function gst_refreshLink(e){
  if (e.target.nodeName != "A") return;
  var locnew = gst_reQry("+site:"+e.target.getAttribute("citehost"), false);
  if (locnew != "cancel") e.target.href = locnew;
}
function convertPrefs(arrPrefs, oldPrefs){
  var gstPrefOtemp = arrPrefs;
  var oldPrefsOtemp = JSON.parse(oldPrefs);
  if (oldPrefs.indexOf("seemore")>-1) gstPrefOtemp.seemore[0] = oldPrefsOtemp.seemore[0];
  if (oldPrefs.indexOf("subdomain")>-1) gstPrefOtemp.subdomain[0] = oldPrefsOtemp.subdomain[0];
  return gstPrefOtemp;
}

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