78 lines
2 KiB
Perl
78 lines
2 KiB
Perl
#!/usr/bin/perl
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#
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# DW::PageStats::GoogleAnalytics
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#
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# LJ::PageStats module for Google Analytics
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#
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# Authors:
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# Andrea Nall <anall@andreanall.com>
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#
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# Copyright (c) 2009 by Dreamwidth Studios, LLC.
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#
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# This program is free software; you may redistribute it and/or modify it under
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# the same terms as Perl itself. For a copy of the license, please reference
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# 'perldoc perlartistic' or 'perldoc perlgpl'.
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#
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package DW::PageStats::GoogleAnalytics;
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use base 'LJ::PageStats';
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use strict;
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sub _render_head {
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my ($self) = @_;
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return '' unless $self->should_do_pagestats;
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my $ctx = $self->get_context;
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my $code;
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if ( $ctx eq 'app' ) {
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$code = $LJ::SITE_PAGESTAT_CONFIG{google_analytics};
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}
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elsif ( $ctx eq 'journal' ) {
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$code = LJ::get_active_journal()->google_analytics;
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# the ejs call isn't strictly necessary but catches any
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# dodgy analytics codes which may have been stored before
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# validation was implemented.
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$code = LJ::ejs($code);
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}
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return qq{<script type="text/javascript">
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var _gaq = _gaq || [];
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_gaq.push(['_setAccount', '$code']);
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_gaq.push(['_trackPageview']);</script>
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};
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}
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sub _render {
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my ($self) = @_;
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return '' unless $self->should_do_pagestats;
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return qq{<script type="text/javascript">
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(function() {
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var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
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ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
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var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
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})();
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</script>
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};
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}
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sub should_render {
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my ($self) = @_;
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my $ctx = $self->get_context;
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return 0 unless $ctx && $ctx =~ /^(app|journal)$/;
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if ( $ctx eq 'app' ) {
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return 1 if defined $LJ::SITE_PAGESTAT_CONFIG{google_analytics};
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}
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elsif ( $ctx eq 'journal' ) {
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my $u = LJ::get_active_journal();
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return $u && $u->can_use_google_analytics && $u->google_analytics ? 1 : 0;
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}
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return 0;
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}
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1;
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