Simple script to search developers by the Location (city, country) in the "stargazers" list of repository.

stargazers-location-search.js

(function() {
    /**
     * Simple script to search developers by the Location (city, country) in the "stargazers" list of repository.
     * To use it, simple go to the `/[your-repo]/stargazers` url, open console and execute this script. You will 
     * see profile links in the console (console.info()) output
     *
     * https://gist.github.com/SleepWalker/e6f54de8dfa625b37974
     */
    var usersParsed = 0,
        found = 0;


    function scanPage(page, searchedLocation) {
        $(page).find('.gravatar').closest('a').each(function() {
            checkIfUserHasLocation(this.href, searchedLocation);
        });
        
        scanNextPage(page);
    }

    function checkIfUserHasLocation(url, loc) {
        getPage(url, function(data) {
            var country = getUserCountry(data);
            usersParsed++;
            
            if(country.toLowerCase().indexOf(loc.toLowerCase()) > -1) {
                console.info(url);
                found++;
            }
        });
    }
    
    function checkIfUserHasEmail(url) {
        getPage(url, function(data) {
            var email = getUserEmail(data);
            usersParsed++;
            
            if(email) {
                console.info(url + ":" + email);
                found++;
            }
        });
    }
    
    function getPage(url, callback) {
        $.ajax(url, {
            success: callback,
            beforeSend: function(xhr) {
                xhr.setRequestHeader('X-Requested-With', {toString: function(){ return ''; }});
            }
        });
    }

    function getUserCountry(page) {
        return $(page).find(".vcard [itemprop=homeLocation]").text();
    }

    function getUserEmail(page) {
        return $(page).find(".vcard .email").text();
    }
    
    function scanNextPage(page) {
        var nextPage = $(page).find('.pagination').children().eq(1)[0];

        if(nextPage.tagName != 'A') {
            finishMessage();
            return;
        }
        
        getPage(nextPage.href, scanPage);
    }
    
    function finishMessage() {
        alert('Finished.\nUsers Parsed: ' + usersParsed + '\nFound matches: ' + found);
        usersParsed = found = 0;
    }
    
    window.ghCrawler = {
        searchByCountry: function(country) {
            scanPage(document.body.innerHTML, country);
        },
        
        // profileUrls — array of urls
        getEmailsFromProfiles: function(profileUrls) {
            profileUrls = profileUrls instanceof Array ? profileUrls : [profileUrls];
            
            for(var i = 0; i < profileUrls.length; i++) {
                var curUrl = profileUrls[i];
                checkIfUserHasEmail(curUrl);
            }
            
            // TODO: finishMessage();
        },
    };
}());