Merge: add piwik to the nitcatalog

Because you do not deserve privacy.

Pull-Request: #1818
Reviewed-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --combined src/nitcatalog.nit
index 33d1871,f629b4f..c604fa6
--- 1/src/nitcatalog.nit
--- 2/src/nitcatalog.nit
+++ b/src/nitcatalog.nit
@@@ -83,6 -83,9 +83,9 @@@ en
  class CatalogPage
        super Template
  
+       # The associated catalog, used to groups options and other global data
+       var catalog: Catalog
+ 
        # Placeholder to include additional things before the `</head>`.
        var more_head = new Template
  
@@@ -131,6 -134,37 +134,37 @@@
  """
        end
  
+       # Inject piwik HTML code if required
+       private fun add_piwik
+       do
+               var tracker_url = catalog.piwik_tracker
+               if tracker_url == null then return
+ 
+               var site_id = catalog.piwik_site_id
+ 
+               tracker_url = tracker_url.trim
+               if tracker_url.chars.last != '/' then tracker_url += "/"
+               add """
+ <!-- Piwik -->
+ <script type="text/javascript">
+ var _paq = _paq || [];
+ _paq.push(['trackPageView']);
+ _paq.push(['enableLinkTracking']);
+ (function() {
+ var u=(("https:" == document.location.protocol) ? "https" : "http") + "://{{{tracker_url.escape_to_c}}}";
+ _paq.push(['setTrackerUrl', u+'piwik.php']);
+ _paq.push(['setSiteId', {{{site_id}}}]);
+ var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0]; g.type='text/javascript';
+ g.defer=true; g.async=true; g.src=u+'piwik.js'; s.parentNode.insertBefore(g,s);
+ })();
+ 
+ </script>
+ <noscript><p><img src="http://{{{tracker_url.html_escape}}}piwik.php?idsite={{{site_id}}}" style="border:0;" alt="" /></p></noscript>
+ <!-- End Piwik Code -->
+ """
+ 
+       end
+ 
        redef fun rendering
        do
                add """
@@@ -138,6 -172,10 +172,10 @@@
  <script src='https://code.jquery.com/jquery-latest.min.js'></script>
  <script src='https://maxcdn.bootstrapcdn.com/bootstrap/3.3.1/js/bootstrap.min.js'></script>
  <script src='https://cdnjs.cloudflare.com/ajax/libs/bootstrap-table/1.8.1/bootstrap-table-all.min.js'></script>
+ """
+               add_piwik
+               add """
+ 
  </body>
  </html>
  """
@@@ -191,6 -229,12 +229,12 @@@ class Catalo
        # The score is loosely computed using other metrics
        var score = new Counter[MPackage]
  
+       # Return a empty `CatalogPage`.
+       fun new_page(rootpath: String): CatalogPage
+       do
+               return new CatalogPage(self, rootpath)
+       end
+ 
        # Scan, register and add a contributor to a package
        fun add_contrib(person: String, mpackage: MPackage, res: Template)
        do
@@@ -273,7 -317,7 +317,7 @@@
        # Compute information and generate a full HTML page for a package
        fun package_page(mpackage: MPackage): Writable
        do
-               var res = new CatalogPage("..")
+               var res = new_page("..")
                var score = score[mpackage].to_f
                var name = mpackage.name.html_escape
                res.more_head.add """<title>{{{name}}}</title>"""
@@@ -447,12 -491,6 +491,12 @@@
                end
  
                var contributors = mpackage.contributors
 +              var more_contributors = mpackage.metadata("package.more_contributors")
 +              if more_contributors != null then
 +                      for c in more_contributors.split(",") do
 +                              contributors.add c.trim
 +                      end
 +              end
                if not contributors.is_empty then
                        res.add "<h3>Contributors</h3>\n<ul class=\"box\">"
                        for c in contributors do
@@@ -658,6 -696,13 +702,13 @@@
                res.add "</table>\n"
                return res
        end
+ 
+       # Piwik tracker URL, if any
+       var piwik_tracker: nullable String = null
+ 
+       # Piwik site ID
+       # Used when `piwik_tracker` is set
+       var piwik_site_id: Int = 1
  end
  
  # Execute a git command and return the result
@@@ -679,7 -724,13 +730,13 @@@ var opt_no_git = new OptionBool("Do no
  var opt_no_parse = new OptionBool("Do not parse nit files (no importation information)", "--no-parse")
  var opt_no_model = new OptionBool("Do not analyse nit files (no class/method information)", "--no-model")
  
- tc.option_context.add_option(opt_dir, opt_no_git, opt_no_parse, opt_no_model)
+ # Piwik tracker URL.
+ # If you want to monitor your visitors.
+ var opt_piwik_tracker = new OptionString("Piwik tracker URL (ex: `nitlanguage.org/piwik/`)", "--piwik-tracker")
+ # Piwik tracker site id.
+ var opt_piwik_site_id = new OptionString("Piwik site ID", "--piwik-site-id")
+ 
+ tc.option_context.add_option(opt_dir, opt_no_git, opt_no_parse, opt_no_model, opt_piwik_tracker, opt_piwik_site_id)
  
  tc.process_options(sys.args)
  tc.keep_going = true
@@@ -687,6 -738,19 +744,19 @@@
  var modelbuilder = new ModelBuilder(model, tc)
  var catalog = new Catalog(modelbuilder)
  
+ catalog.piwik_tracker = opt_piwik_tracker.value
+ var piwik_site_id = opt_piwik_site_id.value
+ if piwik_site_id != null then
+       if catalog.piwik_tracker == null then
+               print_error "Warning: ignored `{opt_piwik_site_id}` because `{opt_piwik_tracker}` is not set."
+       else if piwik_site_id.is_int then
+               print_error "Warning: ignored `{opt_piwik_site_id}`, an integer is required."
+       else
+               catalog.piwik_site_id = piwik_site_id.to_i
+       end
+ end
+ 
+ 
  # Get files or groups
  var args = tc.option_context.rest
  if opt_no_parse.value then
@@@ -836,7 -900,7 +906,7 @@@ en
  
  # INDEX
  
- var index = new CatalogPage("")
+ var index = catalog.new_page("")
  index.more_head.add "<title>Packages in Nit</title>"
  
  index.add """
@@@ -883,7 -947,7 +953,7 @@@ index.write_to_file(out/"index.html"
  
  # PEOPLE
  
- var page = new CatalogPage("")
+ var page = catalog.new_page("")
  page.more_head.add "<title>People of Nit</title>"
  page.add """<div class="content">\n<h1>People of Nit</h1>\n"""
  page.add "<h2>By Maintainer</h2>\n"
@@@ -895,7 -959,7 +965,7 @@@ page.write_to_file(out/"people.html"
  
  # TABLE
  
- page = new CatalogPage("")
+ page = catalog.new_page("")
  page.more_head.add "<title>Projets of Nit</title>"
  page.add """<div class="content">\n<h1>People of Nit</h1>\n"""
  page.add "<h2>Table of Projets</h2>\n"