erp5_officejs_support_request_ui: Allow user to preview the uploaded PDF file.

Users may upload PDF files when they submit comment under a support request.
This commit allow user to view the PDF file after they upload it.

bt5/erp5_officejs_support_request_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_pt_form_view_discussable_html.xml

@@ -234,7 +234,7 @@
             </item>
             <item>
                 <key> <string>serial</string> </key>
-                <value> <string>960.34504.26890.22033</string> </value>
+                <value> <string>960.51743.34230.33211</string> </value>
             </item>
             <item>
                 <key> <string>state</string> </key>
@@ -252,7 +252,7 @@
                     </tuple>
                     <state>
                       <tuple>
-                        <float>1499267108.76</float>
+                        <float>1500301444.13</float>
                         <string>UTC</string>
                       </tuple>
                     </state>

bt5/erp5_officejs_support_request_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_pt_form_view_discussable_js.js

@@ -33,6 +33,20 @@
           });
         });
     })
+    .declareMethod('getDocumentUrl', function (raw_url) {
+      var gadget = this;
+      return gadget.jio_getAttachment(raw_url, "links")
+          .push(function (links) {
+          var full_size_url = links._links.view[4].href;
+          return gadget.getUrlFor({
+            command: 'display',
+            options: {
+              jio_key: "document_module",
+              view: full_size_url
+            }
+          });
+        });
+    })
     .declareMethod('render', function (options) {
       var gadget = this;
       gadget.options = options;
@@ -124,6 +138,8 @@
             for (i = 0; i < post_list.length; i += 1) {
               if (post_list[i][3] !== null && post_list[i][3].indexOf("image_module") !== -1) {
                 queue_list.push(gadget.getImageUrl(post_list[i][3]));
+              } else if (post_list[i][3] !== null && post_list[i][3].indexOf("document_module") !== -1) {
+                queue_list.push(gadget.getDocumentUrl(post_list[i][3]));
               } else {
                 queue_list.push(null);
               }
@@ -140,7 +156,7 @@
               s += '<li>' +
                 'By <strong>' + post_list[i][0] + '</strong>' +
                 ' - <time>' + post_list[i][1] + '</time><br/>';
-              if (post_list[i][3] !== null && post_list[i][3].indexOf("image_module") !== -1) {
+              if (post_list[i][3] !== null && result_list[i] !== null) {
                 post_list[i][3] = result_list[i];
               }
               if (post_list[i][2]) {

bt5/erp5_officejs_support_request_ui/PathTemplateItem/web_page_module/rjs_gadget_erp5_pt_form_view_discussable_js.xml

@@ -230,7 +230,7 @@
             </item>
             <item>
                 <key> <string>serial</string> </key>
-                <value> <string>960.34503.40111.10939</string> </value>
+                <value> <string>960.51741.36262.5120</string> </value>
             </item>
             <item>
                 <key> <string>state</string> </key>
@@ -248,7 +248,7 @@
                     </tuple>
                     <state>
                       <tuple>
-                        <float>1499267199.84</float>
+                        <float>1500301509.14</float>
                         <string>UTC</string>
                       </tuple>
                     </state>