Add prescriptions importer.

zaaReloaded2/Medication/Importer.cs

@@ -0,0 +1,112 @@
+using Microsoft.Office.Interop.Word;
+/* Importer.cs
+ * part of zaaReloaded2
+ * 
+ * Copyright 2015 Daniel Kraus
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace zaaReloaded2.Medication
+{
+    /// <summary>
+    /// Imports prescriptions from a physician's letter.
+    /// </summary>
+    public class Importer
+    {
+        #region Static methods
+
+        /// <summary>
+        /// Attempts to automatically detect a block of prescriptions
+        /// in a document. The document is screened from end to start.
+        /// The detected block is selected.
+        /// </summary>
+        /// <returns>True if a block was detected, false if not.</returns>
+        public bool AutoDetect(Document document)
+        {
+            Paragraph start = null;
+            Paragraph end = null;
+            int i = document.Paragraphs.Count;
+
+            while (i > 1)
+            {
+                string line = document.Paragraphs[i].Range.Text;
+                if (Prescription.IsPrescriptionLine(line))
+                {
+                    start = document.Paragraphs[i];
+                    break;
+                }
+                i--;
+            }
+
+            if (start != null)
+            {
+                end = start;
+                while (i > 1)
+                {
+                    if (!Prescription.IsPrescriptionLine(document.Paragraphs[i - 1].Range.Text))
+                    {
+                        end = document.Paragraphs[i];
+                        break;
+                    }
+                    i--;
+                }
+
+                document.Range(start.Range.Start, end.Range.End).Select();
+                return true;
+            }
+            return false;
+        }
+
+        #endregion
+
+        #region Properties
+
+        public List<Prescription> Prescriptions { get; protected set; }
+
+        #endregion
+
+        #region Constructor
+
+        public Importer() { }
+
+        public Importer(string text)
+            : this()
+        {
+            Import(text);
+        }
+
+        #endregion
+
+        #region Private methods
+
+        protected virtual void Import(string text)
+        {
+            Prescriptions = new List<Prescription>();
+            string[] lines = Helpers.SplitParagraphs(text);
+            foreach (string line in lines)
+            {
+                if (Prescription.IsPrescriptionLine(line))
+                {
+                    Prescriptions.Add(Prescription.FromLine(line));
+                }
+            }
+        }
+        
+        #endregion
+    }
+}