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TPAC: Streamline facet display
[working/Evergreen.git] / Open-ILS / src / templates / opac / parts / result / facets.tt2
1 <div class="facet_box_wrapper">
2 [% 
3
4 long_facets = CGI.param('long_facet') || [];
5 selected_facets = CGI.param('facet') || [];
6
7 # sorted list of search facets
8 sorted_facets = [];
9
10 # we'll clobber the facet. "namespace" later
11 # Provide a default value if unset in config.tt2
12 DEFAULT_DISPLAY_COUNT = facet.default_display_count || 5;
13
14 IF facet.display;
15
16     # facet display configuration present.  Traverse the 
17     # configuration lists, find the matching facets from 
18     # search facet data, and append them to the sorted 
19     # list of facets.
20
21     FOR display_chunk IN facet.display;
22         FOR display_field IN display_chunk.facet_order;
23             # find the matching facet in the facet data
24             FOR facet IN ctx.search_facets.values;
25                 IF facet.cmf.field_class == display_chunk.facet_class 
26                         AND facet.cmf.name == display_field;
27                     sorted_facets.push(facet);
28                 END;
29             END;
30         END;
31     END;
32
33 ELSE; 
34
35     # No facet display configuration is present.
36     # show all facets, sorted by name.
37
38     # collect facet type labels for easier sorting
39     labels = []; 
40     FOR facet IN ctx.search_facets.values;
41         labels.push(facet.cmf.label);
42     END;
43     
44     # We used to do a sort here, but now that's handled in EGCatLoader.
45     sorted_facets = ctx.search_facets.values;
46 END;
47
48 display_count_by_cmf = {};
49
50 FOR facet IN sorted_facets;
51     fclass = facet.cmf.field_class;
52     fname = facet.cmf.name;
53     fid = facet.cmf.id;
54     long_key = fclass _ fname %]
55
56     <div class="facet_box_temp">
57         <div class="header">
58                 [% IF long_facets.grep(long_key).0;
59                     new_long = [];
60                     FOR fct IN long_facets;
61                         IF fct != long_key;
62                             new_long.push(fct);
63                         END;
64                     END;
65                     expand_url = mkurl('', {long_facet => new_long});
66                     IF new_long.size == 0;
67                         expand_url  = mkurl('', {}, ['long_facet']);
68                     END;
69                 %]
70                     <a class="button" href="[% expand_url %]">[% l("Fewer") %]</a>
71                 [% ELSIF facet.data.size > DEFAULT_DISPLAY_COUNT %]
72                     <a class="button" href="[% mkurl('', {long_facet => long_facets.merge([long_key])}) %]">[% l("More") %]</a>
73                 [% END %]
74             <div class="title">[% facet.cmf.label %]</div>
75         </div>
76         <div class="box_wrapper">
77             <div class="box">
78             [% FOR facet_data IN facet.data;
79                 display_value = facet_data.value | html;
80                 param_string = fclass _ '|' _ fname _ '[' _ facet_data.value _ ']';
81                 new_facets = [];
82                 this_selected = 0;
83                 FOR selected IN selected_facets;
84                     IF selected == param_string; 
85                         this_selected = 1; 
86                     ELSE;
87                         new_facets.push(selected);
88                     END;
89                 END;
90
91                 display_count_by_cmf.$fid = display_count_by_cmf.$fid || 0;
92
93                 NEXT UNLESS long_facets.grep(long_key).0 OR
94                     display_count_by_cmf.$fid < DEFAULT_DISPLAY_COUNT;
95
96                 # fix syntax highlighting: >
97
98                 display_count_by_cmf.$fid = display_count_by_cmf.$fid + 1;
99
100                 IF this_selected;
101                     # This facet is already selected by the user. 
102                     # Link removes the facet from the set of selected facets.
103                 %] 
104                     <div class="facet_template facet_template_selected">
105                         <div class="facet">
106                             [% IF new_facets.size == 0 %]
107                             <a href="[% mkurl('', {}, ['facet']) %]">[% display_value %]</a>
108                             [% ELSE %]
109                             <a href="[% mkurl('', {facet => new_facets}) %]">[% display_value %]</a>
110                             [% END %]
111                         </div>
112                         <div class="count">([% facet_data.count %])</div>
113                     </div>
114                 [% 
115                     ELSE;
116                     # This facet is not currently selected.  If selected, 
117                     # append this facet to the list of currently active facets.
118                 %]
119                     <div class="facet_template">
120                         <div class="facet">
121                             <a href='[% mkurl('', {facet => selected_facets.merge([param_string])}, ['page']) %]'>[% display_value %]</a>
122                         </div>
123                         <div class="count">([% facet_data.count %])</div>
124                     </div>
125                 [% END %]
126             [% END %]
127             </div>
128         </div> <!-- box_wrapper -->
129     </div> <!-- facet_box_temp -->
130 [% END %]
131 </div> <!-- facet_box_wrapper -->
132