Added load more content in search modal preview. Works fine but may duplicate content (need to fix).

var/www/Flask_server.py

@@ -23,7 +23,7 @@ cfg.read(configfile)
 
 max_preview_char = int(cfg.get("Flask", "max_preview_char"))
 max_preview_modal = int(cfg.get("Flask", "max_preview_modal"))
-
+index_prev = 0 # used if the user want to load more paste content
 
 # REDIS #
 r_serv = redis.StrictRedis(
@@ -148,6 +148,19 @@ def showpreviewpaste():
     p_content = paste.get_p_content()[0:max_preview_modal].decode('utf-8', 'ignore')
     return render_template("show_saved_paste.html", date=p_date, source=p_source, encoding=p_encoding, language=p_language, size=p_size, mime=p_mime, lineinfo=p_lineinfo, content=p_content)
 
+@app.route("/getmoredata/")
+def getmoredata():
+    requested_path = request.args.get('paste', '')
+    index_prev = int(request.args.get('index', ''))
+    paste = Paste.Paste(requested_path)
+    
+    p_content = paste.get_p_content().decode('utf-8', 'ignore')
+    final_index = (index_prev+1)*max_preview_modal
+    if final_index > len(p_content)-1: # prevent out of bound
+        final_index = len(p_content)-1
+    
+    to_return = p_content[index_prev*max_preview_modal:final_index]
+    return to_return 
 
 if __name__ == "__main__":
     app.run(host='0.0.0.0', port=7000, threaded=True)

var/www/templates/search.html

@@ -135,17 +135,39 @@ $(document).ready(function(){
     // On click, get html content from url and update the corresponding modal
     $("[data-toggle='modal']").on("click", function (event) {
         event.preventDefault();
-        var modal=$(this)
+        var modal=$(this);
         var url = " {{ url_for('showpreviewpaste')  }}?paste=" + $(this).attr('data-path') + "&num=" + $(this).attr('data-num');
         $.get(url, function (data) {
             $("#mymodalbody").html(data);
+
+            var button = '<button type="button" id="load-more-button" class="btn btn-info btn-xs pull-left" data-url="' + $(modal).attr('data-path') +'" data-toggle="tooltip" data-placement="bottom" title="Load more content"><span class="glyphicon glyphicon-download"></span></button>';
+            $("#mymodalbody").children(".panel-default").append(button);
+
             $("#button_show_path").attr('href', $(modal).attr('data-url'));
             $("#button_show_path").show('fast');
+            
+            var index_preview = 0 // used for load more preview
+            
+            // On load more content click, replace paste content
+            $("#load-more-button").on("click", function (event) {
+                $.get("{{ url_for('getmoredata') }}"+"?paste="+$(modal).attr('data-path')+"&index="+index_preview, function(data, status){
+                    index_preview++;
+                    console.log($("#mymodalbody").find("#panel-body"));
+                    var new_content = $('<p><xmp>'+data+'</xmp></p>').hide();
+                    $("#mymodalbody").find("#panel-body").append(new_content);
+                    new_content.show('fast');
+                });
+            });
+
         });
     });
+
+    // When the modal goes out, refresh it to normal content
     $("#mymodal").on('hidden.bs.modal', function () {
             $("#mymodalbody").html("<p>Loading paste information...</p>");
             $("#button_show_path").attr('href', '');
     });
+    
+    
 </script>
 </html>

var/www/templates/show_saved_paste.html

@@ -41,9 +41,9 @@
       </tbody>
     </table>
   </div>
-  <div class="panel-body">
+  <div class="panel-body" id="panel-body">
   <h4> Content: </h4>
-  <p id="paste_content"> <xmp> {{ content }} </xmp> </p>
+  <p> <xmp> {{ content }} </xmp> </p>
   </div>
 </div>