Dockerized

cgi-bin/scenar.py

@@ -3,15 +3,22 @@
 
 import cgi
 import cgitb
+import html
 import pandas as pd
 from openpyxl import Workbook
 from openpyxl.styles import Alignment, Border, Font, PatternFill, Side
 from openpyxl.utils import get_column_letter
-from datetime import datetime, time
+from datetime import datetime
 from io import BytesIO
 import base64
 import os
 
+# ===== Config =====
+DOCROOT = "/var/www/htdocs"
+TMP_DIR = os.path.join(DOCROOT, "tmp")   # soubory budou dostupné jako /tmp/<soubor>
+DEFAULT_COLOR = "#ffffff"                # výchozí barva pro <input type="color">
+# ===================
+
 cgitb.enable()
 
 print("Content-Type: text/html; charset=utf-8")
@@ -24,9 +31,7 @@ detail = form.getvalue('detail')
 show_debug = form.getvalue('debug') == 'on'
 step = form.getvalue('step', '1')
 
-file_item = None
-if 'file' in form:
-    file_item = form['file']
+file_item = form['file'] if 'file' in form else None
 
 def get_program_types(form):
     program_descriptions = {}
@@ -36,9 +41,10 @@ def get_program_types(form):
             index = key.split('_')[-1]
             type_code = form.getvalue(f'type_code_{index}')
             description = form.getvalue(f'desc_{index}', '')
-            color = 'FF' + form.getvalue(f'color_{index}', 'FFFFFF').lstrip('#')
+            raw_color = form.getvalue(f'color_{index}', DEFAULT_COLOR) or DEFAULT_COLOR
+            color_hex = 'FF' + raw_color.lstrip('#')  # openpyxl chce AARRGGBB
             program_descriptions[type_code] = description
-            program_colors[type_code] = color
+            program_colors[type_code] = color_hex
     return program_descriptions, program_colors
 
 program_descriptions, program_colors = get_program_types(form)
@@ -52,12 +58,11 @@ def normalize_time(time_str):
     return None
 
 def read_excel(file_content):
-    excel_data = pd.read_excel(BytesIO(file_content), skiprows=0)  # Do not skip the header row
+    excel_data = pd.read_excel(BytesIO(file_content), skiprows=0)
     excel_data.columns = ["Datum", "Zacatek", "Konec", "Program", "Typ", "Garant", "Poznamka"]
 
     if show_debug:
-        print("<pre>")
-        print("Raw data:")
+        print("<pre>Raw data:\n")
         print(excel_data.head())
         print("</pre>")
 
@@ -76,7 +81,7 @@ def read_excel(file_content):
                 "index": index,
                 "Datum": datum,
                 "Zacatek": zacatek,
-                "Konec": row["Konec"],  # Changed from `konec` to `row["Konec"]` to avoid ValueError in future calculations
+                "Konec": konec,
                 "Program": row["Program"],
                 "Typ": row["Typ"],
                 "Garant": row["Garant"],
@@ -84,55 +89,48 @@ def read_excel(file_content):
                 "row_data": row
             })
         except Exception as e:
-            error_rows.append({
-                "index": index,
-                "row": row,
-                "error": str(e)
-            })
+            error_rows.append({"index": index, "row": row, "error": str(e)})
 
     valid_data = pd.DataFrame(valid_data)
 
     if show_debug:
-        print("<pre>")
-        print("Cleaned data:")
+        print("<pre>Cleaned data:\n")
         print(valid_data.head())
         print("</pre>")
-        print("<pre>")
-        print("Error rows:")
-        for error_row in error_rows:
-            print(f"Index: {error_row['index']}, Error: {error_row['error']}")
-            print(error_row['row'])
+        print("<pre>Error rows:\n")
+        for er in error_rows:
+            print(f"Index: {er['index']}, Error: {er['error']}")
+            print(er['row'])
         print("</pre>")
 
+    # Detekce překryvů
     overlap_errors = []
     for date, group in valid_data.groupby('Datum'):
         sorted_group = group.sort_values(by='Zacatek')
         previous_end_time = None
-
-        for idx, row in sorted_group.iterrows():
-            if previous_end_time and row['Zacatek'] < previous_end_time:
+        for _, r in sorted_group.iterrows():
+            if previous_end_time and r['Zacatek'] < previous_end_time:
                 overlap_errors.append({
-                    "index": row["index"],
-                    "Datum": row["Datum"],
-                    "Zacatek": row["Zacatek"],
-                    "Konec": row["Konec"],
-                    "Program": row["Program"],
-                    "Typ": row["Typ"],
-                    "Garant": row["Garant"],
-                    "Poznamka": row["Poznamka"],
+                    "index": r["index"],
+                    "Datum": r["Datum"],
+                    "Zacatek": r["Zacatek"],
+                    "Konec": r["Konec"],
+                    "Program": r["Program"],
+                    "Typ": r["Typ"],
+                    "Garant": r["Garant"],
+                    "Poznamka": r["Poznamka"],
                     "Error": f"Overlapping time block with previous block ending at {previous_end_time}",
-                    "row_data": row["row_data"]
+                    "row_data": r["row_data"]
                 })
-            previous_end_time = row['Konec']
+            previous_end_time = r['Konec']
 
     if overlap_errors:
         if show_debug:
-            print("<pre>")
-            print("Overlap errors:")
-            for error in overlap_errors:
-                print(error)
+            print("<pre>Overlap errors:\n")
+            for e in overlap_errors:
+                print(e)
             print("</pre>")
-        valid_data = valid_data[~valid_data.index.isin([error['index'] for error in overlap_errors])]
+        valid_data = valid_data[~valid_data.index.isin([e['index'] for e in overlap_errors])]
         error_rows.extend(overlap_errors)
 
     return valid_data.drop(columns='index'), error_rows
@@ -140,15 +138,17 @@ def read_excel(file_content):
 def calculate_row_height(cell_value, column_width):
     if not cell_value:
         return 15
-
     max_line_length = column_width * 1.2
-    lines = cell_value.split('\n')
+    lines = str(cell_value).split('\n')
     line_count = 0
     for line in lines:
         line_count += len(line) // max_line_length + 1
-
     return line_count * 15
 
+def calculate_column_width(text):
+    max_length = max(len(line) for line in str(text).split('\n'))
+    return max_length * 1.2
+
 def create_timetable(data, title, detail, program_descriptions, program_colors):
     if data.empty:
         print("<p>Chyba: Načtená data jsou prázdná nebo obsahují neplatné hodnoty. Zkontrolujte vstupní soubor.</p>")
@@ -177,6 +177,10 @@ def create_timetable(data, title, detail, program_descriptions, program_colors):
     ws['A2'].font = Font(size=16, italic=True)
     ws['A2'].border = thick_border
 
+    # rozumný default šířky prvního sloupce
+    if ws.column_dimensions[get_column_letter(1)].width is None:
+        ws.column_dimensions[get_column_letter(1)].width = 40
+
     title_row_height = calculate_row_height(title, ws.column_dimensions[get_column_letter(1)].width)
     detail_row_height = calculate_row_height(detail, ws.column_dimensions[get_column_letter(1)].width)
     ws.row_dimensions[1].height = title_row_height
@@ -190,10 +194,9 @@ def create_timetable(data, title, detail, program_descriptions, program_colors):
     if start_times.isnull().any() or end_times.isnull().any():
         print("<p>Chyba: Načtená data obsahují neplatné hodnoty času. Zkontrolujte vstupní soubor.</p>")
         if show_debug:
-            print("<pre>")
-            print("Start times:")
+            print("<pre>Start times:\n")
             print(start_times)
-            print("End times:")
+            print("\nEnd times:\n")
             print(end_times)
             print("</pre>")
         return None
@@ -202,17 +205,20 @@ def create_timetable(data, title, detail, program_descriptions, program_colors):
         min_time = min(start_times)
         max_time = max(end_times)
     except ValueError as e:
-        print("<p>Chyba při zjišťování minimálního a maximálního času: {}</p>".format(e))
+        print(f"<p>Chyba při zjišťování minimálního a maximálního času: {e}</p>")
         if show_debug:
-            print("<pre>")
-            print("Start times:")
+            print("<pre>Start times:\n")
             print(start_times)
-            print("End times:")
+            print("\nEnd times:\n")
             print(end_times)
             print("</pre>")
         return None
 
-    time_slots = pd.date_range(datetime.combine(datetime.today(), min_time), datetime.combine(datetime.today(), max_time), freq='15min').time
+    time_slots = pd.date_range(
+        datetime.combine(datetime.today(), min_time),
+        datetime.combine(datetime.today(), max_time),
+        freq='15min'
+    ).time
 
     total_columns = len(time_slots) + 1
     ws.merge_cells(start_row=1, start_column=1, end_row=1, end_column=total_columns)
@@ -253,12 +259,9 @@ def create_timetable(data, title, detail, program_descriptions, program_colors):
                 start_index = list(time_slots).index(start_time) + col_offset + 1
                 end_index = list(time_slots).index(end_time) + col_offset + 1
             except ValueError as e:
-                print("<p>Chyba při hledání indexu časového slotu: {}</p>".format(e))
+                print(f"<p>Chyba při hledání indexu časového slotu: {e}</p>")
                 if show_debug:
-                    print("<pre>")
-                    print("Start time: {}".format(start_time))
-                    print("End time: {}".format(end_time))
-                    print("</pre>")
+                    print("<pre>Start time: {}\nEnd time: {}</pre>".format(start_time, end_time))
                 continue
 
             cell_value = f"{row['Program']}"
@@ -274,14 +277,12 @@ def create_timetable(data, title, detail, program_descriptions, program_colors):
             except AttributeError as e:
                 print(f"<p>Chyba: {str(e)}. Zkontrolujte vstupní data, která způsobují překrývající se časy bloků.</p>")
                 if show_debug:
-                    print("<pre>")
-                    print(f"Overlapping block:\n{row}")
-                    print("</pre>")
+                    print("<pre>Overlapping block:\n{}</pre>".format(row))
                 return None
 
             cell.alignment = Alignment(wrap_text=True, horizontal="center", vertical="center")
-            lines = cell_value.split("\n")
-            for idx, line in enumerate(lines):
+            lines = str(cell_value).split("\n")
+            for idx, _ in enumerate(lines):
                 if idx == 0:
                     cell.font = Font(bold=True)
                 elif idx == 1:
@@ -289,7 +290,9 @@ def create_timetable(data, title, detail, program_descriptions, program_colors):
                 elif idx > 1 and pd.notna(row['Poznamka']):
                     cell.font = Font(italic=True)
 
-            cell.fill = PatternFill(start_color=program_colors[row["Typ"]], end_color=program_colors[row["Typ"]], fill_type="solid")
+            cell.fill = PatternFill(start_color=program_colors[row["Typ"]],
+                                    end_color=program_colors[row["Typ"]],
+                                    fill_type="solid")
             cell.border = thick_border
 
         current_row += 1
@@ -305,8 +308,7 @@ def create_timetable(data, title, detail, program_descriptions, program_colors):
         legend_max_length = max(legend_max_length, calculate_column_width(legend_text))
         legend_row += 1
 
-    ws.column_dimensions[get_column_letter(col_offset)].width = legend_max_length
-
+    ws.column_dimensions[get_column_letter(1)].width = legend_max_length
     for col in range(2, total_columns + 1):
         ws.column_dimensions[get_column_letter(col)].width = 15
 
@@ -326,119 +328,60 @@ def create_timetable(data, title, detail, program_descriptions, program_colors):
 
     return wb
 
-def calculate_column_width(text):
-    max_length = max(len(line) for line in text.split('\n'))
-    return max_length * 1.2
-
+# ====== HTML flow ======
 if step == '1':
-    print('''
-    <!DOCTYPE html>
-    <html lang="cs">
-    <head>
-        <meta charset="UTF-8">
-        <title>Vytvoření Scénáře - Krok 1</title>
-        <style>
-            body {
-                font-family: Arial, sans-serif;
-                margin: 20px;
-                background-color: #f0f4f8;
-                color: #333;
-            }
-            .form-container {
-                max-width: 600px;
-                margin: auto;
-                padding: 20px;
-                background-color: #fff;
-                box-shadow: 0 0 10px rgba(0,0,0,0.1);
-                border-radius: 8px;
-            }
-            .form-group {
-                margin-bottom: 15px;
-            }
-            .form-group label {
-                display: block;
-                font-weight: bold;
-                margin-bottom: 5px;
-                color: #555;
-            }
-            .form-group input, .form-group textarea, .form-group select {
-                width: 100%;
-                padding: 10px;
-                border: 1px solid #ccc;
-                border-radius: 5px;
-                box-sizing: border-box;
-                margin-top: 5px;
-            }
-            .form-group input[type="color"] {
-                width: auto;
-                padding: 5px;
-            }
-            .form-group button {
-                padding: 10px 15px;
-                border: none;
-                background-color: #007BFF;
-                color: white;
-                border-radius: 5px;
-                cursor: pointer;
-            }
-            .form-group button:hover {
-                background-color: #0056b3;
-            }
-            .output-container {
-                max-width: 800px;
-                margin: 20px auto;
-                padding: 20px;
-                border: 1px solid #ddd;
-                border-radius: 5px;
-                background: #f9f9f9;
-            }
-            .footer {
-                margin-top: 20px;
-                text-align: center;
-                font-size: 0.9em;
-                color: #777;
-            }
-        </style>
-    </head>
-    <body>
-        <div class="form-container">
-            <h1>Vytvoření Scénáře - Krok 1</h1>
-            <p>Vyplňte níže uvedený formulář k vytvoření nového scénáře. Prosím, vyplňte všechny povinné položky a přiložte požadovaný Excel soubor. Po vyplnění formuláře klikněte na tlačítko "Načíst typy programu".</p>
-            <p><a href="/templates/scenar_template.xlsx">STAHNOUT SABLONU SCENARE ZDE</a></p>
-            <form action="/cgi-bin/scenar.py" method="post" enctype="multipart/form-data">
-                <div class="form-group">
-                    <label for="title">Název akce:</label>
-                    <input type="text" id="title" name="title" required>
-                </div>
-
-                <div class="form-group">
-                    <label for="detail">Detail akce:</label>
-                    <input type="text" id="detail" name="detail" required>
-                </div>
-
-                <div class="form-group">
-                    <label for="file">Excel soubor:</label>
-                    <input type="file" id="file" name="file" accept=".xlsx" required>
-                </div>
-
-                <div class="form-group">
-                    <label for="debug">Zobrazit debug informace:</label>
-                    <input type="checkbox" id="debug" name="debug">
-                </div>
-
-                <div class="form-group">
-                    <input type="hidden" name="step" value="2">
-                    <input type="submit" value="Načíst typy programu">
-                </div>
-            </form>
-        </div>
-
-        <div class="footer">
-            <p>© 2024 Martin Sukaný. Vytvořil Martin Sukaný. Podpora: <a href="mailto:martin@sukany.cz">martin@sukany.cz</a></p>
-        </div>
-    </body>
-    </html>
-    ''')
+    print('''<!DOCTYPE html>
+<html lang="cs">
+<head>
+<meta charset="UTF-8">
+<title>Vytvoření Scénáře - Krok 1</title>
+<style>
+body { font-family: Arial, sans-serif; margin: 20px; background-color: #f0f4f8; color: #333; }
+.form-container { max-width: 600px; margin: auto; padding: 20px; background-color: #fff;
+                  box-shadow: 0 0 10px rgba(0,0,0,0.1); border-radius: 8px; }
+.form-group { margin-bottom: 15px; }
+.form-group label { display: block; font-weight: bold; margin-bottom: 5px; color: #555; }
+.form-group input, .form-group textarea, .form-group select {
+  width: 100%; padding: 10px; border: 1px solid #ccc; border-radius: 5px; box-sizing: border-box; margin-top: 5px; }
+.form-group input[type="color"] { width: auto; padding: 5px; }
+.form-group button { padding: 10px 15px; border: none; background-color: #007BFF; color: white;
+                     border-radius: 5px; cursor: pointer; }
+.form-group button:hover { background-color: #0056b3; }
+.footer { margin-top: 20px; text-align: center; font-size: 0.9em; color: #777; }
+</style>
+</head>
+<body>
+  <div class="form-container">
+    <h1>Vytvoření Scénáře - Krok 1</h1>
+    <p><a href="/templates/scenar_template.xlsx">STÁHNOUT ŠABLONU SCÉNÁŘE ZDE</a></p>
+    <form action="/cgi-bin/scenar.py" method="post" enctype="multipart/form-data">
+      <div class="form-group">
+        <label for="title">Název akce:</label>
+        <input type="text" id="title" name="title" required>
+      </div>
+      <div class="form-group">
+        <label for="detail">Detail akce:</label>
+        <input type="text" id="detail" name="detail" required>
+      </div>
+      <div class="form-group">
+        <label for="file">Excel soubor:</label>
+        <input type="file" id="file" name="file" accept=".xlsx" required>
+      </div>
+      <div class="form-group">
+        <label for="debug">Zobrazit debug informace:</label>
+        <input type="checkbox" id="debug" name="debug">
+      </div>
+      <div class="form-group">
+        <input type="hidden" name="step" value="2">
+        <input type="submit" value="Načíst typy programu">
+      </div>
+    </form>
+  </div>
+  <div class="footer">
+    <p>© 2024 Martin Sukaný • <a href="mailto:martin@sukany.cz">martin@sukany.cz</a></p>
+  </div>
+</body>
+</html>''')
 
 elif step == '2' and file_item is not None and file_item.filename:
     file_content = file_item.file.read()
@@ -448,165 +391,98 @@ elif step == '2' and file_item is not None and file_item.filename:
         print("<p>Chyba: Načtená data jsou prázdná nebo obsahují neplatné hodnoty. Zkontrolujte vstupní soubor.</p>")
     else:
         program_types = data["Typ"].dropna().unique()
-        program_types = [typ.strip() for typ in program_types]  # Remove any whitespace characters
+        program_types = [typ.strip() for typ in program_types]
 
-        print('''
-        <!DOCTYPE html>
-        <html lang="cs">
-        <head>
-            <meta charset="UTF-8">
-            <title>Vytvoření Scénáře - Krok 2</title>
-            <style>
-                body {{
-                    font-family: Arial, sans-serif;
-                    margin: 20px;
-                    background-color: #f0f4f8;
-                    color: #333;
-                }}
-                .form-container {{
-                    max-width: 600px;
-                    margin: auto;
-                    padding: 20px;
-                    background-color: #fff;
-                    box-shadow: 0 0 10px rgba(0,0,0,0.1);
-                    border-radius: 8px;
-                }}
-                .form-group {{
-                    margin-bottom: 15px;
-                }}
-                .form-group label {{
-                    display: block;
-                    font-weight: bold;
-                    margin-bottom: 5px;
-                    color: #555;
-                }}
-                .form-group input, .form-group textarea, .form-group select {{
-                    width: 100%;
-                    padding: 10px;
-                    border: 1px solid #ccc;
-                    border-radius: 5px;
-                    box-sizing: border-box;
-                    margin-top: 5px;
-                }}
-                .form-group input[type="color"] {{
-                    width: auto;
-                    padding: 5px;
-                }}
-                .form-group button {{
-                    padding: 10px 15px;
-                    border: none;
-                    background-color: #007BFF;
-                    color: white;
-                    border-radius: 5px;
-                    cursor: pointer;
-                }}
-                .form-group button:hover {{
-                    background-color: #0056b3;
-                }}
-                .output-container {{
-                    max-width: 800px;
-                    margin: 20px auto;
-                    padding: 20px;
-                    border: 1px solid #ddd;
-                    border-radius: 5px;
-                    background: #f9f9f9;
-                }}
-                .footer {{
-                    margin-top: 20px;
-                    text-align: center;
-                    font-size: 0.9em;
-                    color: #777;
-                }}
-            </style>
-        </head>
-        <body>
-            <div class="form-container">
-                <h1>Vytvoření Scénáře - Krok 2</h1>
-                <p>Prosím, vyplňte tituly a barvy pro nalezené typy programu. Po vyplnění formuláře klikněte na tlačítko "Vygenerovat scénář".</p>
-                <form action="/cgi-bin/scenar.py" method="post">
-                    <input type="hidden" name="title" value="{}">
-                    <input type="hidden" name="detail" value="{}">
-                    <input type="hidden" name="file_content_base64" value="{}">
-                    <input type="hidden" name="step" value="3">
-        '''.format(title, detail, file_content_base64))
+        print('''<!DOCTYPE html>
+<html lang="cs">
+<head>
+<meta charset="UTF-8">
+<title>Vytvoření Scénáře - Krok 2</title>
+<style>
+body {{ font-family: Arial, sans-serif; margin: 20px; background-color: #f0f4f8; color: #333; }}
+.form-container {{ max-width: 600px; margin: auto; padding: 20px; background-color: #fff;
+                   box-shadow: 0 0 10px rgba(0,0,0,0.1); border-radius: 8px; }}
+.form-group {{ margin-bottom: 15px; }}
+.form-group label {{ display: block; font-weight: bold; margin-bottom: 5px; color: #555; }}
+.form-group input, .form-group textarea, .form-group select {{
+  width: 100%; padding: 10px; border: 1px solid #ccc; border-radius: 5px; box-sizing: border-box; margin-top: 5px; }}
+.form-group input[type="color"] {{ width: auto; padding: 5px; }}
+.form-group button {{ padding: 10px 15px; border: none; background-color: #007BFF; color: white;
+                     border-radius: 5px; cursor: pointer; }}
+.form-group button:hover {{ background-color: #0056b3; }}
+.footer {{ margin-top: 20px; text-align: center; font-size: 0.9em; color: #777; }}
+</style>
+</head>
+<body>
+  <div class="form-container">
+    <h1>Vytvoření Scénáře - Krok 2</h1>
+    <p>Vyplň tituly a barvy pro nalezené typy programu a odešli.</p>
+    <form action="/cgi-bin/scenar.py" method="post">
+      <input type="hidden" name="title" value="{title}">
+      <input type="hidden" name="detail" value="{detail}">
+      <input type="hidden" name="file_content_base64" value="{fcb64}">
+      <input type="hidden" name="step" value="3">'''.format(
+            title=html.escape(title or ""),
+            detail=html.escape(detail or ""),
+            fcb64=html.escape(file_content_base64))
+        )
 
         for i, typ in enumerate(program_types, start=1):
             print('''
-            <div class="form-group program-type">
-                <label for="type_code_{}">Typ programu {}:</label>
-                <input type="text" id="type_code_{}" name="type_code_{}" value="{}" required>
-                <input type="text" id="desc_{}" name="desc_{}" required>
-                <input type="color" id="color_{}" name="color_{}" required>
-            </div>
-            '''.format(i, i, i, i, typ, i, i, i, i))
+      <div class="form-group program-type">
+        <label for="type_code_{i}">Typ programu {i}:</label>
+        <input type="text" id="type_code_{i}" name="type_code_{i}" value="{typ}" required>
+        <input type="text" id="desc_{i}" name="desc_{i}" required>
+        <input type="color" id="color_{i}" name="color_{i}" value="{default_color}" required>
+      </div>'''.format(i=i, typ=html.escape(typ), default_color=DEFAULT_COLOR))
 
         print('''
-                    <div class="form-group">
-                        <label for="debug">Zobrazit debug informace:</label>
-                        <input type="checkbox" id="debug" name="debug"{}>
-                    </div>
-                    <div class="form-group">
-                        <input type="submit" value="Vygenerovat scénář">
-                    </div>
-                </form>
-            </div>
-            <div class="footer">
-                <p>© 2024 Martin Sukaný. Vytvořil Martin Sukaný. Podpora: <a href="mailto:martin@sukany.cz">martin@sukany.cz</a></p>
-            </div>
-        </body>
-        </html>
-        '''.format(' checked' if show_debug else ''))
+      <div class="form-group">
+        <label for="debug">Zobrazit debug informace:</label>
+        <input type="checkbox" id="debug" name="debug"{checked}>
+      </div>
+      <div class="form-group">
+        <input type="submit" value="Vygenerovat scénář">
+      </div>
+    </form>
+  </div>
+  <div class="footer">
+    <p>© 2024 Martin Sukaný • <a href="mailto:martin@sukany.cz">martin@sukany.cz</a></p>
+  </div>
+</body>
+</html>'''.format(checked=' checked' if show_debug else ''))
 
 elif step == '3' and title and detail:
     file_content_base64 = form.getvalue('file_content_base64')
     if file_content_base64:
         file_content = base64.b64decode(file_content_base64)
-
         data, error_rows = read_excel(file_content)
         if data.empty:
             print("<p>Chyba: Načtená data jsou prázdná nebo obsahují neplatné hodnoty. Zkontrolujte vstupní soubor.</p>")
         else:
+            # z POSTu teď přijdou zvolené popisy a barvy
+            program_descriptions, program_colors = get_program_types(form)
             wb = create_timetable(data, title, detail, program_descriptions, program_colors)
             if wb:
+                os.makedirs(TMP_DIR, exist_ok=True)
                 filename = f"{title}.xlsx"
-                file_path = os.path.join("/var/www/htdocs/scripts/tmp", filename)
+                safe_name = "".join(ch if ch.isalnum() or ch in "._- " else "_" for ch in filename)
+                file_path = os.path.join(TMP_DIR, safe_name)
                 wb.save(file_path)
 
-                print(f'''
-                    <div class="output-container">
-                        <h2>Výsledky zpracování</h2>
-                        <p><a href="/tmp/{filename}" download>Stáhnout scénář pro {title} ZDE</a></p>
-                        <p><strong>Název akce:</strong> {title}</p>
-                        <p><strong>Detail akce:</strong> {detail}</p>
-                        <h3>Data ze souboru:</h3>
-                        {data.to_html(index=False)}
-                        <p><a href="/tmp/{filename}" download>Stáhnout scénář pro {title} ZDE</a></p>
-                    </div>
-                ''')
-
-                if error_rows:
-                    print(f'''
-                        <div class="error-container">
-                            <h3>Ignorované řádky:</h3>
-                            <table border="1">
-                                <tr>
-                                    <th>Index</th>
-                                    <th>Řádek</th>
-                                    <th>Důvod</th>
-                                </tr>
-                    ''')
-                    for error_row in error_rows:
-                        print(f'''
-                            <tr>
-                                <td>{error_row["index"]}</td>
-                                <td>{error_row["row"].to_dict()}</td>
-                                <td>{error_row["error"]}</td>
-                            </tr>
-                        ''')
-                    print('''
-                            </table>
-                        </div>
-                    ''')
+                print('''<div class="output-container">
+  <h2>Výsledky zpracování</h2>
+  <p><a href="/tmp/{name}" download>Stáhnout scénář pro {title} ZDE</a></p>
+  <p><strong>Název akce:</strong> {title}</p>
+  <p><strong>Detail akce:</strong> {detail}</p>
+  <h3>Data ze souboru:</h3>
+  {table}
+  <p><a href="/tmp/{name}" download>Stáhnout scénář pro {title} ZDE</a></p>
+</div>'''.format(
+                    name=html.escape(safe_name),
+                    title=html.escape(title or ""),
+                    detail=html.escape(detail or ""),
+                    table=data.to_html(index=False)))
     else:
         print("<p>Chyba: Soubor nebyl nalezen. Zkontrolujte vstupní data.</p>")
 else: